diff options
Diffstat (limited to 'mozilla/security/nss/lib/cryptohi')
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/Makefile | 81 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/config.mk | 47 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/cryptohi.h | 402 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/cryptoht.h | 48 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/dsautil.c | 300 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/key.h | 45 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/keyhi.h | 311 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/keyi.h | 57 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/keyt.h | 43 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/keythi.h | 273 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/manifest.mn | 68 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/sechash.c | 422 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/seckey.c | 2151 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/secsign.c | 518 | ||||
| -rw-r--r-- | mozilla/security/nss/lib/cryptohi/secvfy.c | 756 |
15 files changed, 5522 insertions, 0 deletions
diff --git a/mozilla/security/nss/lib/cryptohi/Makefile b/mozilla/security/nss/lib/cryptohi/Makefile new file mode 100644 index 0000000..e0c68c2 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/Makefile @@ -0,0 +1,81 @@ +#! gmake +# +# ***** BEGIN LICENSE BLOCK ***** +# Version: MPL 1.1/GPL 2.0/LGPL 2.1 +# +# The contents of this file are subject to the Mozilla Public License Version +# 1.1 (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# http://www.mozilla.org/MPL/ +# +# Software distributed under the License is distributed on an "AS IS" basis, +# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +# for the specific language governing rights and limitations under the +# License. +# +# The Original Code is the Netscape security libraries. +# +# The Initial Developer of the Original Code is +# Netscape Communications Corporation. +# Portions created by the Initial Developer are Copyright (C) 1994-2000 +# the Initial Developer. All Rights Reserved. +# +# Contributor(s): +# +# Alternatively, the contents of this file may be used under the terms of +# either the GNU General Public License Version 2 or later (the "GPL"), or +# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), +# in which case the provisions of the GPL or the LGPL are applicable instead +# of those above. If you wish to allow use of your version of this file only +# under the terms of either the GPL or the LGPL, and not to allow others to +# use your version of this file under the terms of the MPL, indicate your +# decision by deleting the provisions above and replace them with the notice +# and other provisions required by the GPL or the LGPL. If you do not delete +# the provisions above, a recipient may use your version of this file under +# the terms of any one of the MPL, the GPL or the LGPL. +# +# ***** END LICENSE BLOCK ***** + +####################################################################### +# (1) Include initial platform-independent assignments (MANDATORY). # +####################################################################### + +include manifest.mn + +####################################################################### +# (2) Include "global" configuration information. (OPTIONAL) # +####################################################################### + +include $(CORE_DEPTH)/coreconf/config.mk + +####################################################################### +# (3) Include "component" configuration information. (OPTIONAL) # +####################################################################### + + + +####################################################################### +# (4) Include "local" platform-dependent assignments (OPTIONAL). # +####################################################################### + +-include config.mk + +####################################################################### +# (5) Execute "global" rules. (OPTIONAL) # +####################################################################### + +include $(CORE_DEPTH)/coreconf/rules.mk + +####################################################################### +# (6) Execute "component" rules. (OPTIONAL) # +####################################################################### + + + +####################################################################### +# (7) Execute "local" rules. (OPTIONAL). # +####################################################################### + + +export:: private_export + diff --git a/mozilla/security/nss/lib/cryptohi/config.mk b/mozilla/security/nss/lib/cryptohi/config.mk new file mode 100644 index 0000000..665828c --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/config.mk @@ -0,0 +1,47 @@ +# +# ***** BEGIN LICENSE BLOCK ***** +# Version: MPL 1.1/GPL 2.0/LGPL 2.1 +# +# The contents of this file are subject to the Mozilla Public License Version +# 1.1 (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# http://www.mozilla.org/MPL/ +# +# Software distributed under the License is distributed on an "AS IS" basis, +# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +# for the specific language governing rights and limitations under the +# License. +# +# The Original Code is the Netscape security libraries. +# +# The Initial Developer of the Original Code is +# Netscape Communications Corporation. +# Portions created by the Initial Developer are Copyright (C) 1994-2000 +# the Initial Developer. All Rights Reserved. +# +# Contributor(s): +# +# Alternatively, the contents of this file may be used under the terms of +# either the GNU General Public License Version 2 or later (the "GPL"), or +# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), +# in which case the provisions of the GPL or the LGPL are applicable instead +# of those above. If you wish to allow use of your version of this file only +# under the terms of either the GPL or the LGPL, and not to allow others to +# use your version of this file under the terms of the MPL, indicate your +# decision by deleting the provisions above and replace them with the notice +# and other provisions required by the GPL or the LGPL. If you do not delete +# the provisions above, a recipient may use your version of this file under +# the terms of any one of the MPL, the GPL or the LGPL. +# +# ***** END LICENSE BLOCK ***** + +# +# Override TARGETS variable so that only static libraries +# are specifed as dependencies within rules.mk. +# + +TARGETS = $(LIBRARY) +SHARED_LIBRARY = +IMPORT_LIBRARY = +PROGRAM = + diff --git a/mozilla/security/nss/lib/cryptohi/cryptohi.h b/mozilla/security/nss/lib/cryptohi/cryptohi.h new file mode 100644 index 0000000..52d8f6d --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/cryptohi.h @@ -0,0 +1,402 @@ +/* + * crypto.h - public data structures and prototypes for the crypto library + * + * ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: cryptohi.h,v 1.14 2010/02/10 00:49:43 wtc%google.com Exp $ */ + +#ifndef _CRYPTOHI_H_ +#define _CRYPTOHI_H_ + +#include "blapit.h" + +#include "seccomon.h" +#include "secoidt.h" +#include "secdert.h" +#include "cryptoht.h" +#include "keyt.h" +#include "certt.h" + + +SEC_BEGIN_PROTOS + + +/****************************************/ +/* +** DER encode/decode (EC)DSA signatures +*/ + +/* ANSI X9.57 defines DSA signatures as DER encoded data. Our DSA code (and + * most of the rest of the world) just generates 40 bytes of raw data. These + * functions convert between formats. + */ +extern SECStatus DSAU_EncodeDerSig(SECItem *dest, SECItem *src); +extern SECItem *DSAU_DecodeDerSig(const SECItem *item); + +/* + * Unlike DSA, raw ECDSA signatures do not have a fixed length. + * Rather they contain two integers r and s whose length depends + * on the size of the EC key used for signing. + * + * We can reuse the DSAU_EncodeDerSig interface to DER encode + * raw ECDSA signature keeping in mind that the length of r + * is the same as that of s and exactly half of src->len. + * + * For decoding, we need to pass the length of the desired + * raw signature (twice the key size) explicitly. + */ +extern SECStatus DSAU_EncodeDerSigWithLen(SECItem *dest, SECItem *src, + unsigned int len); +extern SECItem *DSAU_DecodeDerSigToLen(const SECItem *item, unsigned int len); + +/****************************************/ +/* +** Signature creation operations +*/ + +/* +** Create a new signature context used for signing a data stream. +** "alg" the signature algorithm to use (e.g. SEC_OID_RSA_WITH_MD5) +** "privKey" the private key to use +*/ +extern SGNContext *SGN_NewContext(SECOidTag alg, SECKEYPrivateKey *privKey); + +/* +** Destroy a signature-context object +** "key" the object +** "freeit" if PR_TRUE then free the object as well as its sub-objects +*/ +extern void SGN_DestroyContext(SGNContext *cx, PRBool freeit); + +/* +** Reset the signing context "cx" to its initial state, preparing it for +** another stream of data. +*/ +extern SECStatus SGN_Begin(SGNContext *cx); + +/* +** Update the signing context with more data to sign. +** "cx" the context +** "input" the input data to sign +** "inputLen" the length of the input data +*/ +extern SECStatus SGN_Update(SGNContext *cx, const unsigned char *input, + unsigned int inputLen); + +/* +** Finish the signature process. Use either k0 or k1 to sign the data +** stream that was input using SGN_Update. The resulting signature is +** formatted using PKCS#1 and then encrypted using RSA private or public +** encryption. +** "cx" the context +** "result" the final signature data (memory is allocated) +*/ +extern SECStatus SGN_End(SGNContext *cx, SECItem *result); + +/* +** Sign a single block of data using private key encryption and given +** signature/hash algorithm. +** "result" the final signature data (memory is allocated) +** "buf" the input data to sign +** "len" the amount of data to sign +** "pk" the private key to encrypt with +** "algid" the signature/hash algorithm to sign with +** (must be compatible with the key type). +*/ +extern SECStatus SEC_SignData(SECItem *result, + const unsigned char *buf, int len, + SECKEYPrivateKey *pk, SECOidTag algid); + +/* +** Sign a pre-digested block of data using private key encryption, encoding +** The given signature/hash algorithm. +** "result" the final signature data (memory is allocated) +** "digest" the digest to sign +** "pk" the private key to encrypt with +** "algtag" The algorithm tag to encode (need for RSA only) +*/ +extern SECStatus SGN_Digest(SECKEYPrivateKey *privKey, + SECOidTag algtag, SECItem *result, SECItem *digest); + +/* +** DER sign a single block of data using private key encryption and the +** MD5 hashing algorithm. This routine first computes a digital signature +** using SEC_SignData, then wraps it with an CERTSignedData and then der +** encodes the result. +** "arena" is the memory arena to use to allocate data from +** "result" the final der encoded data (memory is allocated) +** "buf" the input data to sign +** "len" the amount of data to sign +** "pk" the private key to encrypt with +*/ +extern SECStatus SEC_DerSignData(PLArenaPool *arena, SECItem *result, + unsigned char *buf, int len, + SECKEYPrivateKey *pk, SECOidTag algid); + +/* +** Destroy a signed-data object. +** "sd" the object +** "freeit" if PR_TRUE then free the object as well as its sub-objects +*/ +extern void SEC_DestroySignedData(CERTSignedData *sd, PRBool freeit); + +/* +** Get the signature algorithm tag number for the given key type and hash +** algorithm tag. Returns SEC_OID_UNKNOWN if key type and hash algorithm +** do not match or are not supported. +*/ +extern SECOidTag SEC_GetSignatureAlgorithmOidTag(KeyType keyType, + SECOidTag hashAlgTag); + +/****************************************/ +/* +** Signature verification operations +*/ + +/* +** Create a signature verification context. This version is deprecated, +** This function is deprecated. Use VFY_CreateContextDirect or +** VFY_CreateContextWithAlgorithmID instead. +** "key" the public key to verify with +** "sig" the encrypted signature data if sig is NULL then +** VFY_EndWithSignature must be called with the correct signature at +** the end of the processing. +** "sigAlg" specifies the signing algorithm to use (including the +** hash algorthim). This must match the key type. +** "wincx" void pointer to the window context +*/ +extern VFYContext *VFY_CreateContext(SECKEYPublicKey *key, SECItem *sig, + SECOidTag sigAlg, void *wincx); +/* +** Create a signature verification context. +** "key" the public key to verify with +** "sig" the encrypted signature data if sig is NULL then +** VFY_EndWithSignature must be called with the correct signature at +** the end of the processing. +** "pubkAlg" specifies the cryptographic signing algorithm to use (the +** raw algorithm without any hash specified. This must match the key +** type. +** "hashAlg" specifies the hashing algorithm used. If the key is an +** RSA key, and sig is not NULL, then hashAlg can be SEC_OID_UNKNOWN. +** the hash is selected from data in the sig. +** "hash" optional pointer to return the actual hash algorithm used. +** in practice this should always match the passed in hashAlg (the +** exception is the case where hashAlg is SEC_OID_UNKNOWN above). +** If this value is NULL no, hash oid is returned. +** "wincx" void pointer to the window context +*/ +extern VFYContext *VFY_CreateContextDirect(const SECKEYPublicKey *key, + const SECItem *sig, + SECOidTag pubkAlg, + SECOidTag hashAlg, + SECOidTag *hash, void *wincx); +/* +** Create a signature verification context from a algorithm ID. +** "key" the public key to verify with +** "sig" the encrypted signature data if sig is NULL then +** VFY_EndWithSignature must be called with the correct signature at +** the end of the processing. +** "algid" specifies the signing algorithm and parameters to use. +** This must match the key type. +** "hash" optional pointer to return the oid of the actual hash used in +** the signature. If this value is NULL no, hash oid is returned. +** "wincx" void pointer to the window context +*/ +extern VFYContext *VFY_CreateContextWithAlgorithmID(const SECKEYPublicKey *key, + const SECItem *sig, + const SECAlgorithmID *algid, + SECOidTag *hash, + void *wincx); + +/* +** Destroy a verification-context object. +** "cx" the context to destroy +** "freeit" if PR_TRUE then free the object as well as its sub-objects +*/ +extern void VFY_DestroyContext(VFYContext *cx, PRBool freeit); + +extern SECStatus VFY_Begin(VFYContext *cx); + +/* +** Update a verification context with more input data. The input data +** is fed to a secure hash function (depending on what was in the +** encrypted signature data). +** "cx" the context +** "input" the input data +** "inputLen" the amount of input data +*/ +extern SECStatus VFY_Update(VFYContext *cx, const unsigned char *input, + unsigned int inputLen); + +/* +** Finish the verification process. The return value is a status which +** indicates success or failure. On success, the SECSuccess value is +** returned. Otherwise, SECFailure is returned and the error code found +** using PORT_GetError() indicates what failure occurred. +** "cx" the context +*/ +extern SECStatus VFY_End(VFYContext *cx); + +/* +** Finish the verification process. The return value is a status which +** indicates success or failure. On success, the SECSuccess value is +** returned. Otherwise, SECFailure is returned and the error code found +** using PORT_GetError() indicates what failure occurred. If signature is +** supplied the verification uses this signature to verify, otherwise the +** signature passed in VFY_CreateContext() is used. +** VFY_EndWithSignature(cx,NULL); is identical to VFY_End(cx);. +** "cx" the context +** "sig" the encrypted signature data +*/ +extern SECStatus VFY_EndWithSignature(VFYContext *cx, SECItem *sig); + + +/* +** Verify the signature on a block of data for which we already have +** the digest. The signature data is an RSA private key encrypted +** block of data formatted according to PKCS#1. +** This function is deprecated. Use VFY_VerifyDigestDirect or +** VFY_VerifyDigestWithAlgorithmID instead. +** "dig" the digest +** "key" the public key to check the signature with +** "sig" the encrypted signature data +** "sigAlg" specifies the signing algorithm to use. This must match +** the key type. +** "wincx" void pointer to the window context +**/ +extern SECStatus VFY_VerifyDigest(SECItem *dig, SECKEYPublicKey *key, + SECItem *sig, SECOidTag sigAlg, void *wincx); +/* +** Verify the signature on a block of data for which we already have +** the digest. The signature data is an RSA private key encrypted +** block of data formatted according to PKCS#1. +** "dig" the digest +** "key" the public key to check the signature with +** "sig" the encrypted signature data +** "pubkAlg" specifies the cryptographic signing algorithm to use (the +** raw algorithm without any hash specified. This must match the key +** type. +** "hashAlg" specifies the hashing algorithm used. +** "wincx" void pointer to the window context +**/ +extern SECStatus VFY_VerifyDigestDirect(const SECItem *dig, + const SECKEYPublicKey *key, + const SECItem *sig, SECOidTag pubkAlg, + SECOidTag hashAlg, void *wincx); +/* +** Verify the signature on a block of data for which we already have +** the digest. The signature data is an RSA private key encrypted +** block of data formatted according to PKCS#1. +** "key" the public key to verify with +** "sig" the encrypted signature data if sig is NULL then +** VFY_EndWithSignature must be called with the correct signature at +** the end of the processing. +** "algid" specifies the signing algorithm and parameters to use. +** This must match the key type. +** "hash" oid of the actual hash used to create digest. If this value is +** not set to SEC_OID_UNKNOWN, it must match the hash of the signature. +** "wincx" void pointer to the window context +*/ +extern SECStatus VFY_VerifyDigestWithAlgorithmID(const SECItem *dig, + const SECKEYPublicKey *key, const SECItem *sig, + const SECAlgorithmID *algid, SECOidTag hash, + void *wincx); + +/* +** Verify the signature on a block of data. The signature data is an RSA +** private key encrypted block of data formatted according to PKCS#1. +** This function is deprecated. Use VFY_VerifyDataDirect or +** VFY_VerifyDataWithAlgorithmID instead. +** "buf" the input data +** "len" the length of the input data +** "key" the public key to check the signature with +** "sig" the encrypted signature data +** "sigAlg" specifies the signing algorithm to use. This must match +** the key type. +** "wincx" void pointer to the window context +*/ +extern SECStatus VFY_VerifyData(const unsigned char *buf, int len, + const SECKEYPublicKey *key, const SECItem *sig, + SECOidTag sigAlg, void *wincx); +/* +** Verify the signature on a block of data. The signature data is an RSA +** private key encrypted block of data formatted according to PKCS#1. +** "buf" the input data +** "len" the length of the input data +** "key" the public key to check the signature with +** "sig" the encrypted signature data +** "pubkAlg" specifies the cryptographic signing algorithm to use (the +** raw algorithm without any hash specified. This must match the key +** type. +** "hashAlg" specifies the hashing algorithm used. If the key is an +** RSA key, and sig is not NULL, then hashAlg can be SEC_OID_UNKNOWN. +** the hash is selected from data in the sig. +** "hash" optional pointer to return the actual hash algorithm used. +** in practice this should always match the passed in hashAlg (the +** exception is the case where hashAlg is SEC_OID_UNKNOWN above). +** If this value is NULL no, hash oid is returned. +** "wincx" void pointer to the window context +*/ +extern SECStatus VFY_VerifyDataDirect(const unsigned char *buf, int len, + const SECKEYPublicKey *key, + const SECItem *sig, + SECOidTag pubkAlg, SECOidTag hashAlg, + SECOidTag *hash, void *wincx); + +/* +** Verify the signature on a block of data. The signature data is an RSA +** private key encrypted block of data formatted according to PKCS#1. +** "buf" the input data +** "len" the length of the input data +** "key" the public key to check the signature with +** "sig" the encrypted signature data +** "algid" specifies the signing algorithm and parameters to use. +** This must match the key type. +** "hash" optional pointer to return the oid of the actual hash used in +** the signature. If this value is NULL no, hash oid is returned. +** "wincx" void pointer to the window context +*/ +extern SECStatus VFY_VerifyDataWithAlgorithmID(const unsigned char *buf, + int len, const SECKEYPublicKey *key, + const SECItem *sig, + const SECAlgorithmID *algid, SECOidTag *hash, + void *wincx); + + +SEC_END_PROTOS + +#endif /* _CRYPTOHI_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/cryptoht.h b/mozilla/security/nss/lib/cryptohi/cryptoht.h new file mode 100644 index 0000000..fe43dff --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/cryptoht.h @@ -0,0 +1,48 @@ +/* + * cryptoht.h - public data structures for the crypto library + * + * ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: cryptoht.h,v 1.3 2004/04/27 23:04:35 gerv%gerv.net Exp $ */ + +#ifndef _CRYPTOHT_H_ +#define _CRYPTOHT_H_ + +typedef struct SGNContextStr SGNContext; +typedef struct VFYContextStr VFYContext; + + +#endif /* _CRYPTOHT_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/dsautil.c b/mozilla/security/nss/lib/cryptohi/dsautil.c new file mode 100644 index 0000000..231a793 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/dsautil.c @@ -0,0 +1,300 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +#include "cryptohi.h" +#include "secasn1.h" +#include "secitem.h" +#include "prerr.h" + +#ifndef DSA_SUBPRIME_LEN +#define DSA_SUBPRIME_LEN 20 /* bytes */ +#endif + +typedef struct { + SECItem r; + SECItem s; +} DSA_ASN1Signature; + +const SEC_ASN1Template DSA_SignatureTemplate[] = +{ + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(DSA_ASN1Signature) }, + { SEC_ASN1_INTEGER, offsetof(DSA_ASN1Signature,r) }, + { SEC_ASN1_INTEGER, offsetof(DSA_ASN1Signature,s) }, + { 0, } +}; + +/* Input is variable length multi-byte integer, MSB first (big endian). +** Most signficant bit of first byte is NOT treated as a sign bit. +** May be one or more leading bytes of zeros. +** Output is variable length multi-byte integer, MSB first (big endian). +** Most significant bit of first byte will be zero (positive sign bit) +** No more than one leading zero byte. +** Caller supplies dest buffer, and assures that it is long enough, +** e.g. at least one byte longer that src's buffer. +*/ +void +DSAU_ConvertUnsignedToSigned(SECItem *dest, SECItem *src) +{ + unsigned char *pSrc = src->data; + unsigned char *pDst = dest->data; + unsigned int cntSrc = src->len; + + /* skip any leading zeros. */ + while (cntSrc && !(*pSrc)) { + pSrc++; + cntSrc--; + } + if (!cntSrc) { + *pDst = 0; + dest->len = 1; + return; + } + + if (*pSrc & 0x80) + *pDst++ = 0; + + PORT_Memcpy(pDst, pSrc, cntSrc); + dest->len = (pDst - dest->data) + cntSrc; +} + +/* +** src is a buffer holding a signed variable length integer. +** dest is a buffer which will be filled with an unsigned integer, +** MSB first (big endian) with leading zeros, so that the last byte +** of src will be the LSB of the integer. The result will be exactly +** the length specified by the caller in dest->len. +** src can be shorter than dest. src can be longer than dst, but only +** if the extra leading bytes are zeros. +*/ +SECStatus +DSAU_ConvertSignedToFixedUnsigned(SECItem *dest, SECItem *src) +{ + unsigned char *pSrc = src->data; + unsigned char *pDst = dest->data; + unsigned int cntSrc = src->len; + unsigned int cntDst = dest->len; + int zCount = cntDst - cntSrc; + + if (zCount > 0) { + PORT_Memset(pDst, 0, zCount); + PORT_Memcpy(pDst + zCount, pSrc, cntSrc); + return SECSuccess; + } + if (zCount <= 0) { + /* Source is longer than destination. Check for leading zeros. */ + while (zCount++ < 0) { + if (*pSrc++ != 0) + goto loser; + } + } + PORT_Memcpy(pDst, pSrc, cntDst); + return SECSuccess; + +loser: + PORT_SetError( PR_INVALID_ARGUMENT_ERROR ); + return SECFailure; +} + +/* src is a "raw" ECDSA or DSA signature, the first half contains r + * and the second half contains s. dest is the DER encoded signature. +*/ +static SECStatus +common_EncodeDerSig(SECItem *dest, SECItem *src) +{ + SECItem * item; + SECItem srcItem; + DSA_ASN1Signature sig; + unsigned char *signedR; + unsigned char *signedS; + unsigned int len; + + /* Allocate memory with room for an extra byte that + * may be required if the top bit in the first byte + * is already set. + */ + len = src->len/2; + signedR = (unsigned char *) PORT_Alloc(len + 1); + if (!signedR) return SECFailure; + signedS = (unsigned char *) PORT_ZAlloc(len + 1); + if (!signedS) { + if (signedR) PORT_Free(signedR); + return SECFailure; + } + + PORT_Memset(&sig, 0, sizeof(sig)); + + /* Must convert r and s from "unsigned" integers to "signed" integers. + ** If the high order bit of the first byte (MSB) is 1, then must + ** prepend with leading zero. + ** Must remove all but one leading zero byte from numbers. + */ + sig.r.type = siUnsignedInteger; + sig.r.data = signedR; + sig.r.len = sizeof signedR; + sig.s.type = siUnsignedInteger; + sig.s.data = signedS; + sig.s.len = sizeof signedR; + + srcItem.data = src->data; + srcItem.len = len; + + DSAU_ConvertUnsignedToSigned(&sig.r, &srcItem); + srcItem.data += len; + DSAU_ConvertUnsignedToSigned(&sig.s, &srcItem); + + item = SEC_ASN1EncodeItem(NULL, dest, &sig, DSA_SignatureTemplate); + if (signedR) PORT_Free(signedR); + if (signedS) PORT_Free(signedS); + if (item == NULL) + return SECFailure; + + /* XXX leak item? */ + return SECSuccess; +} + +/* src is a DER-encoded ECDSA or DSA signature. +** Returns a newly-allocated SECItem structure, pointing at a newly allocated +** buffer containing the "raw" signature, which is len bytes of r, +** followed by len bytes of s. For DSA, len is always DSA_SUBPRIME_LEN. +** For ECDSA, len depends on the key size used to create the signature. +*/ +static SECItem * +common_DecodeDerSig(const SECItem *item, unsigned int len) +{ + SECItem * result = NULL; + SECStatus status; + DSA_ASN1Signature sig; + SECItem dst; + + PORT_Memset(&sig, 0, sizeof(sig)); + + result = PORT_ZNew(SECItem); + if (result == NULL) + goto loser; + + result->len = 2 * len; + result->data = (unsigned char*)PORT_Alloc(2 * len); + if (result->data == NULL) + goto loser; + + sig.r.type = siUnsignedInteger; + sig.s.type = siUnsignedInteger; + status = SEC_ASN1DecodeItem(NULL, &sig, DSA_SignatureTemplate, item); + if (status != SECSuccess) + goto loser; + + /* Convert sig.r and sig.s from variable length signed integers to + ** fixed length unsigned integers. + */ + dst.data = result->data; + dst.len = len; + status = DSAU_ConvertSignedToFixedUnsigned(&dst, &sig.r); + if (status != SECSuccess) + goto loser; + + dst.data += len; + status = DSAU_ConvertSignedToFixedUnsigned(&dst, &sig.s); + if (status != SECSuccess) + goto loser; + +done: + if (sig.r.data != NULL) + PORT_Free(sig.r.data); + if (sig.s.data != NULL) + PORT_Free(sig.s.data); + + return result; + +loser: + if (result != NULL) { + SECITEM_FreeItem(result, PR_TRUE); + result = NULL; + } + goto done; +} + +/* src is a "raw" DSA signature, 20 bytes of r followed by 20 bytes of s. +** dest is the signature DER encoded. ? +*/ +SECStatus +DSAU_EncodeDerSig(SECItem *dest, SECItem *src) +{ + PORT_Assert(src->len == 2 * DSA_SUBPRIME_LEN); + if (src->len != 2 * DSA_SUBPRIME_LEN) { + PORT_SetError( PR_INVALID_ARGUMENT_ERROR ); + return SECFailure; + } + + return common_EncodeDerSig(dest, src); +} + +/* src is a "raw" DSA signature of length len (len/2 bytes of r followed +** by len/2 bytes of s). dest is the signature DER encoded. +*/ +SECStatus +DSAU_EncodeDerSigWithLen(SECItem *dest, SECItem *src, unsigned int len) +{ + + PORT_Assert((src->len == len) && (len % 2 == 0)); + if ((src->len != len) || (src->len % 2 != 0)) { + PORT_SetError( PR_INVALID_ARGUMENT_ERROR ); + return SECFailure; + } + + return common_EncodeDerSig(dest, src); +} + +/* src is a DER-encoded DSA signature. +** Returns a newly-allocated SECItem structure, pointing at a newly allocated +** buffer containing the "raw" DSA signature, which is 20 bytes of r, +** followed by 20 bytes of s. +*/ +SECItem * +DSAU_DecodeDerSig(const SECItem *item) +{ + return common_DecodeDerSig(item, DSA_SUBPRIME_LEN); +} + +/* src is a DER-encoded ECDSA signature. +** Returns a newly-allocated SECItem structure, pointing at a newly allocated +** buffer containing the "raw" ECDSA signature of length len containing +** r followed by s (both padded to take up exactly len/2 bytes). +*/ +SECItem * +DSAU_DecodeDerSigToLen(const SECItem *item, unsigned int len) +{ + return common_DecodeDerSig(item, len/2); +} diff --git a/mozilla/security/nss/lib/cryptohi/key.h b/mozilla/security/nss/lib/cryptohi/key.h new file mode 100644 index 0000000..24f8153 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/key.h @@ -0,0 +1,45 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: key.h,v 1.5 2009/10/15 23:58:13 wtc%google.com Exp $ */ + +/* This header is deprecated. Please include keyhi.h instead. */ + +#ifndef _KEY_H_ +#define _KEY_H_ + +#include "keyhi.h" + +#endif /* _KEY_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/keyhi.h b/mozilla/security/nss/lib/cryptohi/keyhi.h new file mode 100644 index 0000000..b358e07 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/keyhi.h @@ -0,0 +1,311 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Stephen Henson <stephen.henson@gemplus.com> + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: keyhi.h,v 1.17 2008/06/14 14:20:00 wtc%google.com Exp $ */ + +#ifndef _KEYHI_H_ +#define _KEYHI_H_ + +#include "plarena.h" + +#include "seccomon.h" +#include "secoidt.h" +#include "secdert.h" +#include "keythi.h" +#include "certt.h" +/*#include "secpkcs5.h" */ + +SEC_BEGIN_PROTOS + + +/* +** Destroy a subject-public-key-info object. +*/ +extern void SECKEY_DestroySubjectPublicKeyInfo(CERTSubjectPublicKeyInfo *spki); + +/* +** Copy subject-public-key-info "src" to "dst". "dst" is filled in +** appropriately (memory is allocated for each of the sub objects). +*/ +extern SECStatus SECKEY_CopySubjectPublicKeyInfo(PLArenaPool *arena, + CERTSubjectPublicKeyInfo *dst, + CERTSubjectPublicKeyInfo *src); + +/* +** Update the PQG parameters for a cert's public key. +** Only done for DSA and Fortezza certs +*/ +extern SECStatus +SECKEY_UpdateCertPQG(CERTCertificate * subjectCert); + + +/* Compare the KEA parameters of two public keys. + * Only used by fortezza. */ + +extern SECStatus +SECKEY_KEAParamCompare(CERTCertificate *cert1,CERTCertificate *cert2); + +/* +** Return the strength of the public key in bytes +*/ +extern unsigned SECKEY_PublicKeyStrength(const SECKEYPublicKey *pubk); + +/* +** Return the strength of the public key in bits +*/ +extern unsigned SECKEY_PublicKeyStrengthInBits(const SECKEYPublicKey *pubk); + +/* +** Return the length of the signature in bytes +*/ +extern unsigned SECKEY_SignatureLen(const SECKEYPublicKey *pubk); + +/* +** Make a copy of the private key "privKey" +*/ +extern SECKEYPrivateKey *SECKEY_CopyPrivateKey(const SECKEYPrivateKey *privKey); + +/* +** Make a copy of the public key "pubKey" +*/ +extern SECKEYPublicKey *SECKEY_CopyPublicKey(const SECKEYPublicKey *pubKey); + +/* +** Convert a private key "privateKey" into a public key +*/ +extern SECKEYPublicKey *SECKEY_ConvertToPublicKey(SECKEYPrivateKey *privateKey); + +/* + * create a new RSA key pair. The private Key is returned... + */ +SECKEYPrivateKey *SECKEY_CreateRSAPrivateKey(int keySizeInBits, + SECKEYPublicKey **pubk, void *cx); + +/* + * create a new DH key pair. The private Key is returned... + */ +SECKEYPrivateKey *SECKEY_CreateDHPrivateKey(SECKEYDHParams *param, + SECKEYPublicKey **pubk, void *cx); + +/* + * create a new EC key pair. The private Key is returned... + */ +SECKEYPrivateKey *SECKEY_CreateECPrivateKey(SECKEYECParams *param, + SECKEYPublicKey **pubk, void *cx); + +/* +** Create a subject-public-key-info based on a public key. +*/ +extern CERTSubjectPublicKeyInfo * +SECKEY_CreateSubjectPublicKeyInfo(SECKEYPublicKey *k); + +/* +** Decode a DER encoded public key into an SECKEYPublicKey structure. +*/ +extern SECKEYPublicKey *SECKEY_DecodeDERPublicKey(SECItem *pubkder); + +/* +** Convert a base64 ascii encoded DER public key to our internal format. +*/ +extern SECKEYPublicKey *SECKEY_ConvertAndDecodePublicKey(char *pubkstr); + +/* +** Convert a base64 ascii encoded DER public key and challenge to spki, +** and verify the signature and challenge data are correct +*/ +extern CERTSubjectPublicKeyInfo * +SECKEY_ConvertAndDecodePublicKeyAndChallenge(char *pkacstr, char *challenge, + void *cx); + +/* +** Encode a CERTSubjectPublicKeyInfo structure. into a +** DER encoded subject public key info. +*/ +SECItem * +SECKEY_EncodeDERSubjectPublicKeyInfo(SECKEYPublicKey *pubk); + +/* +** Decode a DER encoded subject public key info into a +** CERTSubjectPublicKeyInfo structure. +*/ +extern CERTSubjectPublicKeyInfo * +SECKEY_DecodeDERSubjectPublicKeyInfo(SECItem *spkider); + +/* +** Convert a base64 ascii encoded DER subject public key info to our +** internal format. +*/ +extern CERTSubjectPublicKeyInfo * +SECKEY_ConvertAndDecodeSubjectPublicKeyInfo(char *spkistr); + +/* + * extract the public key from a subject Public Key info structure. + * (used by JSS). + */ +extern SECKEYPublicKey * +SECKEY_ExtractPublicKey(CERTSubjectPublicKeyInfo *); + +/* +** Destroy a private key object. +** "key" the object +*/ +extern void SECKEY_DestroyPrivateKey(SECKEYPrivateKey *key); + + +/* +** Destroy a public key object. +** "key" the object +*/ +extern void SECKEY_DestroyPublicKey(SECKEYPublicKey *key); + +/* Destroy and zero out a private key info structure. for now this + * function zero's out memory allocated in an arena for the key + * since PORT_FreeArena does not currently do this. + * + * NOTE -- If a private key info is allocated in an arena, one should + * not call this function with freeit = PR_FALSE. The function should + * destroy the arena. + */ +extern void +SECKEY_DestroyPrivateKeyInfo(SECKEYPrivateKeyInfo *pvk, PRBool freeit); + +/* Destroy and zero out an encrypted private key info. + * + * NOTE -- If a encrypted private key info is allocated in an arena, one should + * not call this function with freeit = PR_FALSE. The function should + * destroy the arena. + */ +extern void +SECKEY_DestroyEncryptedPrivateKeyInfo(SECKEYEncryptedPrivateKeyInfo *epki, + PRBool freeit); + +/* Copy private key info structure. + * poolp is the arena into which the contents of from is to be copied. + * NULL is a valid entry. + * to is the destination private key info + * from is the source private key info + * if either from or to is NULL or an error occurs, SECFailure is + * returned. otherwise, SECSuccess is returned. + */ +extern SECStatus +SECKEY_CopyPrivateKeyInfo(PLArenaPool *poolp, + SECKEYPrivateKeyInfo *to, + SECKEYPrivateKeyInfo *from); + +extern SECStatus +SECKEY_CacheStaticFlags(SECKEYPrivateKey* key); + +/* Copy encrypted private key info structure. + * poolp is the arena into which the contents of from is to be copied. + * NULL is a valid entry. + * to is the destination encrypted private key info + * from is the source encrypted private key info + * if either from or to is NULL or an error occurs, SECFailure is + * returned. otherwise, SECSuccess is returned. + */ +extern SECStatus +SECKEY_CopyEncryptedPrivateKeyInfo(PLArenaPool *poolp, + SECKEYEncryptedPrivateKeyInfo *to, + SECKEYEncryptedPrivateKeyInfo *from); +/* + * Accessor functions for key type of public and private keys. + */ +KeyType SECKEY_GetPrivateKeyType(SECKEYPrivateKey *privKey); +KeyType SECKEY_GetPublicKeyType(SECKEYPublicKey *pubKey); + +/* + * Creates a PublicKey from its DER encoding. + * Currently only supports RSA and DSA keys. + */ +SECKEYPublicKey* +SECKEY_ImportDERPublicKey(SECItem *derKey, CK_KEY_TYPE type); + +SECKEYPrivateKeyList* +SECKEY_NewPrivateKeyList(void); + +void +SECKEY_DestroyPrivateKeyList(SECKEYPrivateKeyList *keys); + +void +SECKEY_RemovePrivateKeyListNode(SECKEYPrivateKeyListNode *node); + +SECStatus +SECKEY_AddPrivateKeyToListTail( SECKEYPrivateKeyList *list, + SECKEYPrivateKey *key); + +#define PRIVKEY_LIST_HEAD(l) ((SECKEYPrivateKeyListNode*)PR_LIST_HEAD(&l->list)) +#define PRIVKEY_LIST_NEXT(n) ((SECKEYPrivateKeyListNode *)n->links.next) +#define PRIVKEY_LIST_END(n,l) (((void *)n) == ((void *)&l->list)) + +SECKEYPublicKeyList* +SECKEY_NewPublicKeyList(void); + +void +SECKEY_DestroyPublicKeyList(SECKEYPublicKeyList *keys); + +void +SECKEY_RemovePublicKeyListNode(SECKEYPublicKeyListNode *node); + +SECStatus +SECKEY_AddPublicKeyToListTail( SECKEYPublicKeyList *list, + SECKEYPublicKey *key); + +#define PUBKEY_LIST_HEAD(l) ((SECKEYPublicKeyListNode*)PR_LIST_HEAD(&l->list)) +#define PUBKEY_LIST_NEXT(n) ((SECKEYPublicKeyListNode *)n->links.next) +#define PUBKEY_LIST_END(n,l) (((void *)n) == ((void *)&l->list)) + +/* + * Length in bits of the EC's field size. This is also the length of + * the x and y coordinates of EC points, such as EC public keys and + * base points. + * + * Return 0 on failure (unknown EC domain parameters). + */ +extern int SECKEY_ECParamsToKeySize(const SECItem *params); + +/* + * Length in bits of the EC base point order, usually denoted n. This + * is also the length of EC private keys and ECDSA signature components + * r and s. + * + * Return 0 on failure (unknown EC domain parameters). + */ +extern int SECKEY_ECParamsToBasePointOrderLen(const SECItem *params); + +SEC_END_PROTOS + +#endif /* _KEYHI_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/keyi.h b/mozilla/security/nss/lib/cryptohi/keyi.h new file mode 100644 index 0000000..2057e13 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/keyi.h @@ -0,0 +1,57 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Red Hat, Inc. + * Portions created by the Initial Developer are Copyright (C) 2005 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Bob Relyea, Red Hat + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: keyi.h,v 1.1 2006/02/08 06:14:07 rrelyea%redhat.com Exp $ */ + +#ifndef _KEYI_H_ +#define _KEYI_H_ + + +SEC_BEGIN_PROTOS +/* NSS private functions */ +/* map an oid to a keytype... actually this function and it's converse + * are good candidates for public functions.. */ +KeyType seckey_GetKeyType(SECOidTag pubKeyOid); + +/* extract the 'encryption' (could be signing) and hash oids from and + * algorithm, key and parameters (parameters is the parameters field + * of a algorithm ID structure (SECAlgorithmID)*/ +SECStatus sec_DecodeSigAlg(const SECKEYPublicKey *key, SECOidTag sigAlg, + const SECItem *param, SECOidTag *encalg, SECOidTag *hashalg); + +SEC_END_PROTOS + +#endif /* _KEYHI_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/keyt.h b/mozilla/security/nss/lib/cryptohi/keyt.h new file mode 100644 index 0000000..3f77f67 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/keyt.h @@ -0,0 +1,43 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: keyt.h,v 1.4 2004/04/27 23:04:35 gerv%gerv.net Exp $ */ + +#ifndef _KEYT_H_ +#define _KEYT_H_ + +#include "keythi.h" + +#endif /* _KEYT_H_ */ diff --git a/mozilla/security/nss/lib/cryptohi/keythi.h b/mozilla/security/nss/lib/cryptohi/keythi.h new file mode 100644 index 0000000..545d5ee --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/keythi.h @@ -0,0 +1,273 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +#ifndef _KEYTHI_H_ +#define _KEYTHI_H_ 1 + +#include "plarena.h" +#include "pkcs11t.h" +#include "secmodt.h" +#include "prclist.h" + +/* +** RFC 4055 specifies three different RSA key types. +** +** rsaKey maps to keys with SEC_OID_PKCS1_RSA_ENCRYPTION and can be used for +** both encryption and signatures with old (PKCS #1 v1.5) and new (PKCS #1 +** v2.1) padding schemes. +** +** rsaPssKey maps to keys with SEC_OID_PKCS1_RSA_PSS_SIGNATURE and may only +** be used for signatures with PSS padding (PKCS #1 v2.1). +** +** rsaOaepKey maps to keys with SEC_OID_PKCS1_RSA_OAEP_ENCRYPTION and may only +** be used for encryption with OAEP padding (PKCS #1 v2.1). +*/ + +typedef enum { + nullKey = 0, + rsaKey = 1, + dsaKey = 2, + fortezzaKey = 3, + dhKey = 4, + keaKey = 5, + ecKey = 6, + rsaPssKey = 7, + rsaOaepKey = 8 +} KeyType; + +/* +** Template Definitions +**/ + +SEC_BEGIN_PROTOS +extern const SEC_ASN1Template SECKEY_RSAPublicKeyTemplate[]; +extern const SEC_ASN1Template SECKEY_DSAPublicKeyTemplate[]; +extern const SEC_ASN1Template SECKEY_DHPublicKeyTemplate[]; +extern const SEC_ASN1Template SECKEY_DHParamKeyTemplate[]; +extern const SEC_ASN1Template SECKEY_PQGParamsTemplate[]; +extern const SEC_ASN1Template SECKEY_DSAPrivateKeyExportTemplate[]; + +/* Windows DLL accessor functions */ +extern SEC_ASN1TemplateChooser NSS_Get_SECKEY_DSAPublicKeyTemplate; +extern SEC_ASN1TemplateChooser NSS_Get_SECKEY_RSAPublicKeyTemplate; +SEC_END_PROTOS + + +/* +** RSA Public Key structures +** member names from PKCS#1, section 7.1 +*/ + +struct SECKEYRSAPublicKeyStr { + PLArenaPool * arena; + SECItem modulus; + SECItem publicExponent; +}; +typedef struct SECKEYRSAPublicKeyStr SECKEYRSAPublicKey; + + +/* +** DSA Public Key and related structures +*/ + +struct SECKEYPQGParamsStr { + PLArenaPool *arena; + SECItem prime; /* p */ + SECItem subPrime; /* q */ + SECItem base; /* g */ + /* XXX chrisk: this needs to be expanded to hold j and validationParms (RFC2459 7.3.2) */ +}; +typedef struct SECKEYPQGParamsStr SECKEYPQGParams; + +struct SECKEYDSAPublicKeyStr { + SECKEYPQGParams params; + SECItem publicValue; +}; +typedef struct SECKEYDSAPublicKeyStr SECKEYDSAPublicKey; + + +/* +** Diffie-Hellman Public Key structure +** Structure member names suggested by PKCS#3. +*/ +struct SECKEYDHParamsStr { + PLArenaPool * arena; + SECItem prime; /* p */ + SECItem base; /* g */ +}; +typedef struct SECKEYDHParamsStr SECKEYDHParams; + +struct SECKEYDHPublicKeyStr { + PLArenaPool * arena; + SECItem prime; + SECItem base; + SECItem publicValue; +}; +typedef struct SECKEYDHPublicKeyStr SECKEYDHPublicKey; + +/* +** Elliptic curve Public Key structure +** The PKCS#11 layer needs DER encoding of ANSI X9.62 +** parameters value +*/ +typedef SECItem SECKEYECParams; + +struct SECKEYECPublicKeyStr { + SECKEYECParams DEREncodedParams; + int size; /* size in bits */ + SECItem publicValue; /* encoded point */ + /* XXX Even though the PKCS#11 interface takes encoded parameters, + * we may still wish to decode them above PKCS#11 for things like + * printing key information. For named curves, which is what + * we initially support, we ought to have the curve name at the + * very least. + */ +}; +typedef struct SECKEYECPublicKeyStr SECKEYECPublicKey; + +/* +** FORTEZZA Public Key structures +*/ +struct SECKEYFortezzaPublicKeyStr { + int KEAversion; + int DSSversion; + unsigned char KMID[8]; + SECItem clearance; + SECItem KEApriviledge; + SECItem DSSpriviledge; + SECItem KEAKey; + SECItem DSSKey; + SECKEYPQGParams params; + SECKEYPQGParams keaParams; +}; +typedef struct SECKEYFortezzaPublicKeyStr SECKEYFortezzaPublicKey; +#define KEAprivilege KEApriviledge /* corrected spelling */ +#define DSSprivilege DSSpriviledge /* corrected spelling */ + +struct SECKEYDiffPQGParamsStr { + SECKEYPQGParams DiffKEAParams; + SECKEYPQGParams DiffDSAParams; +}; +typedef struct SECKEYDiffPQGParamsStr SECKEYDiffPQGParams; + +struct SECKEYPQGDualParamsStr { + SECKEYPQGParams CommParams; + SECKEYDiffPQGParams DiffParams; +}; +typedef struct SECKEYPQGDualParamsStr SECKEYPQGDualParams; + +struct SECKEYKEAParamsStr { + PLArenaPool *arena; + SECItem hash; +}; +typedef struct SECKEYKEAParamsStr SECKEYKEAParams; + +struct SECKEYKEAPublicKeyStr { + SECKEYKEAParams params; + SECItem publicValue; +}; +typedef struct SECKEYKEAPublicKeyStr SECKEYKEAPublicKey; + +/* +** A Generic public key object. +*/ +struct SECKEYPublicKeyStr { + PLArenaPool *arena; + KeyType keyType; + PK11SlotInfo *pkcs11Slot; + CK_OBJECT_HANDLE pkcs11ID; + union { + SECKEYRSAPublicKey rsa; + SECKEYDSAPublicKey dsa; + SECKEYDHPublicKey dh; + SECKEYKEAPublicKey kea; + SECKEYFortezzaPublicKey fortezza; + SECKEYECPublicKey ec; + } u; +}; +typedef struct SECKEYPublicKeyStr SECKEYPublicKey; + +/* bit flag definitions for staticflags */ +#define SECKEY_Attributes_Cached 0x1 /* bit 0 states + whether attributes are cached */ +#define SECKEY_CKA_PRIVATE (1U << 1) /* bit 1 is the value of CKA_PRIVATE */ + +#define SECKEY_ATTRIBUTES_CACHED(key) \ + (0 != (key->staticflags & SECKEY_Attributes_Cached)) + +#define SECKEY_ATTRIBUTE_VALUE(key,attribute) \ + (0 != (key->staticflags & SECKEY_##attribute)) + +#define SECKEY_HAS_ATTRIBUTE_SET(key,attribute) \ + (0 != (key->staticflags & SECKEY_Attributes_Cached)) ? \ + (0 != (key->staticflags & SECKEY_##attribute)) : \ + PK11_HasAttributeSet(key->pkcs11Slot,key->pkcs11ID,attribute) + +/* +** A generic key structure +*/ +struct SECKEYPrivateKeyStr { + PLArenaPool *arena; + KeyType keyType; + PK11SlotInfo *pkcs11Slot; /* pkcs11 slot this key lives in */ + CK_OBJECT_HANDLE pkcs11ID; /* ID of pkcs11 object */ + PRBool pkcs11IsTemp; /* temp pkcs11 object, delete it when done */ + void *wincx; /* context for errors and pw prompts */ + PRUint32 staticflags; /* bit flag of cached PKCS#11 attributes */ +}; +typedef struct SECKEYPrivateKeyStr SECKEYPrivateKey; + +typedef struct { + PRCList links; + SECKEYPrivateKey *key; +} SECKEYPrivateKeyListNode; + +typedef struct { + PRCList list; + PLArenaPool *arena; +} SECKEYPrivateKeyList; + +typedef struct { + PRCList links; + SECKEYPublicKey *key; +} SECKEYPublicKeyListNode; + +typedef struct { + PRCList list; + PLArenaPool *arena; +} SECKEYPublicKeyList; +#endif /* _KEYTHI_H_ */ + diff --git a/mozilla/security/nss/lib/cryptohi/manifest.mn b/mozilla/security/nss/lib/cryptohi/manifest.mn new file mode 100644 index 0000000..a6c0303 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/manifest.mn @@ -0,0 +1,68 @@ +# +# ***** BEGIN LICENSE BLOCK ***** +# Version: MPL 1.1/GPL 2.0/LGPL 2.1 +# +# The contents of this file are subject to the Mozilla Public License Version +# 1.1 (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# http://www.mozilla.org/MPL/ +# +# Software distributed under the License is distributed on an "AS IS" basis, +# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +# for the specific language governing rights and limitations under the +# License. +# +# The Original Code is the Netscape security libraries. +# +# The Initial Developer of the Original Code is +# Netscape Communications Corporation. +# Portions created by the Initial Developer are Copyright (C) 1994-2000 +# the Initial Developer. All Rights Reserved. +# +# Contributor(s): +# +# Alternatively, the contents of this file may be used under the terms of +# either the GNU General Public License Version 2 or later (the "GPL"), or +# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), +# in which case the provisions of the GPL or the LGPL are applicable instead +# of those above. If you wish to allow use of your version of this file only +# under the terms of either the GPL or the LGPL, and not to allow others to +# use your version of this file under the terms of the MPL, indicate your +# decision by deleting the provisions above and replace them with the notice +# and other provisions required by the GPL or the LGPL. If you do not delete +# the provisions above, a recipient may use your version of this file under +# the terms of any one of the MPL, the GPL or the LGPL. +# +# ***** END LICENSE BLOCK ***** +CORE_DEPTH = ../../.. + +MODULE = nss + +REQUIRES = dbm + +LIBRARY_NAME = cryptohi + +EXPORTS = \ + cryptohi.h \ + cryptoht.h \ + key.h \ + keyhi.h \ + keyt.h \ + keythi.h \ + $(NULL) + +PRIVATE_EXPORTS = \ + $(NULL) + +LIBSRCS = \ + sechash.c \ + seckey.c \ + secsign.c \ + secvfy.c \ + dsautil.c \ + $(NULL) + +CSRCS = $(LIBSRCS) + +# This part of the code, including all sub-dirs, can be optimized for size +export ALLOW_OPT_CODE_SIZE = 1 diff --git a/mozilla/security/nss/lib/cryptohi/sechash.c b/mozilla/security/nss/lib/cryptohi/sechash.c new file mode 100644 index 0000000..af6ea82 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/sechash.c @@ -0,0 +1,422 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +#include "sechash.h" +#include "secoidt.h" +#include "secerr.h" +#include "blapi.h" +#include "pk11func.h" /* for the PK11_ calls below. */ + +static void * +null_hash_new_context(void) +{ + return NULL; +} + +static void * +null_hash_clone_context(void *v) +{ + PORT_Assert(v == NULL); + return NULL; +} + +static void +null_hash_begin(void *v) +{ +} + +static void +null_hash_update(void *v, const unsigned char *input, unsigned int length) +{ +} + +static void +null_hash_end(void *v, unsigned char *output, unsigned int *outLen, + unsigned int maxOut) +{ + *outLen = 0; +} + +static void +null_hash_destroy_context(void *v, PRBool b) +{ + PORT_Assert(v == NULL); +} + + +static void * +md2_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_MD2); +} + +static void * +md5_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_MD5); +} + +static void * +sha1_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_SHA1); +} + +static void * +sha256_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_SHA256); +} + +static void * +sha384_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_SHA384); +} + +static void * +sha512_NewContext(void) { + return (void *) PK11_CreateDigestContext(SEC_OID_SHA512); +} + +const SECHashObject SECHashObjects[] = { + { 0, + (void * (*)(void)) null_hash_new_context, + (void * (*)(void *)) null_hash_clone_context, + (void (*)(void *, PRBool)) null_hash_destroy_context, + (void (*)(void *)) null_hash_begin, + (void (*)(void *, const unsigned char *, unsigned int)) null_hash_update, + (void (*)(void *, unsigned char *, unsigned int *, + unsigned int)) null_hash_end, + 0, + HASH_AlgNULL + }, + { MD2_LENGTH, + (void * (*)(void)) md2_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + MD2_BLOCK_LENGTH, + HASH_AlgMD2 + }, + { MD5_LENGTH, + (void * (*)(void)) md5_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + MD5_BLOCK_LENGTH, + HASH_AlgMD5 + }, + { SHA1_LENGTH, + (void * (*)(void)) sha1_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + SHA1_BLOCK_LENGTH, + HASH_AlgSHA1 + }, + { SHA256_LENGTH, + (void * (*)(void)) sha256_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + SHA256_BLOCK_LENGTH, + HASH_AlgSHA256 + }, + { SHA384_LENGTH, + (void * (*)(void)) sha384_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + SHA384_BLOCK_LENGTH, + HASH_AlgSHA384 + }, + { SHA512_LENGTH, + (void * (*)(void)) sha512_NewContext, + (void * (*)(void *)) PK11_CloneContext, + (void (*)(void *, PRBool)) PK11_DestroyContext, + (void (*)(void *)) PK11_DigestBegin, + (void (*)(void *, const unsigned char *, unsigned int)) PK11_DigestOp, + (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) + PK11_DigestFinal, + SHA512_BLOCK_LENGTH, + HASH_AlgSHA512 + }, +}; + +const SECHashObject * +HASH_GetHashObject(HASH_HashType type) +{ + return &SECHashObjects[type]; +} + +HASH_HashType +HASH_GetHashTypeByOidTag(SECOidTag hashOid) +{ + HASH_HashType ht = HASH_AlgNULL; + + switch(hashOid) { + case SEC_OID_MD2: ht = HASH_AlgMD2; break; + case SEC_OID_MD5: ht = HASH_AlgMD5; break; + case SEC_OID_SHA1: ht = HASH_AlgSHA1; break; + case SEC_OID_SHA256: ht = HASH_AlgSHA256; break; + case SEC_OID_SHA384: ht = HASH_AlgSHA384; break; + case SEC_OID_SHA512: ht = HASH_AlgSHA512; break; + default: ht = HASH_AlgNULL; + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + break; + } + return ht; +} + +SECOidTag +HASH_GetHashOidTagByHMACOidTag(SECOidTag hmacOid) +{ + SECOidTag hashOid = SEC_OID_UNKNOWN; + + switch(hmacOid) { + /* no oid exists for HMAC_MD2 */ + /* NSS does not define a oid for HMAC_MD4 */ + case SEC_OID_HMAC_SHA1: hashOid = SEC_OID_SHA1; break; + case SEC_OID_HMAC_SHA256: hashOid = SEC_OID_SHA256; break; + case SEC_OID_HMAC_SHA384: hashOid = SEC_OID_SHA384; break; + case SEC_OID_HMAC_SHA512: hashOid = SEC_OID_SHA512; break; + default: hashOid = SEC_OID_UNKNOWN; + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + break; + } + return hashOid; +} + +SECOidTag +HASH_GetHMACOidTagByHashOidTag(SECOidTag hashOid) +{ + SECOidTag hmacOid = SEC_OID_UNKNOWN; + + switch(hashOid) { + /* no oid exists for HMAC_MD2 */ + /* NSS does not define a oid for HMAC_MD4 */ + case SEC_OID_SHA1: hmacOid = SEC_OID_HMAC_SHA1; break; + case SEC_OID_SHA256: hmacOid = SEC_OID_HMAC_SHA256; break; + case SEC_OID_SHA384: hmacOid = SEC_OID_HMAC_SHA384; break; + case SEC_OID_SHA512: hmacOid = SEC_OID_HMAC_SHA512; break; + default: hmacOid = SEC_OID_UNKNOWN; + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + break; + } + return hmacOid; +} + +const SECHashObject * +HASH_GetHashObjectByOidTag(SECOidTag hashOid) +{ + HASH_HashType ht = HASH_GetHashTypeByOidTag(hashOid); + + return (ht == HASH_AlgNULL) ? NULL : &SECHashObjects[ht]; +} + +/* returns zero for unknown hash OID */ +unsigned int +HASH_ResultLenByOidTag(SECOidTag hashOid) +{ + const SECHashObject * hashObject = HASH_GetHashObjectByOidTag(hashOid); + unsigned int resultLen = 0; + + if (hashObject) + resultLen = hashObject->length; + return resultLen; +} + +/* returns zero if hash type invalid. */ +unsigned int +HASH_ResultLen(HASH_HashType type) +{ + if ( ( type < HASH_AlgNULL ) || ( type >= HASH_AlgTOTAL ) ) { + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return(0); + } + + return(SECHashObjects[type].length); +} + +unsigned int +HASH_ResultLenContext(HASHContext *context) +{ + return(context->hashobj->length); +} + + + +SECStatus +HASH_HashBuf(HASH_HashType type, + unsigned char *dest, + unsigned char *src, + PRUint32 src_len) +{ + HASHContext *cx; + unsigned int part; + + if ( ( type < HASH_AlgNULL ) || ( type >= HASH_AlgTOTAL ) ) { + return(SECFailure); + } + + cx = HASH_Create(type); + if ( cx == NULL ) { + return(SECFailure); + } + HASH_Begin(cx); + HASH_Update(cx, src, src_len); + HASH_End(cx, dest, &part, HASH_ResultLenContext(cx)); + HASH_Destroy(cx); + + return(SECSuccess); +} + +HASHContext * +HASH_Create(HASH_HashType type) +{ + void *hash_context = NULL; + HASHContext *ret = NULL; + + if ( ( type < HASH_AlgNULL ) || ( type >= HASH_AlgTOTAL ) ) { + return(NULL); + } + + hash_context = (* SECHashObjects[type].create)(); + if ( hash_context == NULL ) { + goto loser; + } + + ret = (HASHContext *)PORT_Alloc(sizeof(HASHContext)); + if ( ret == NULL ) { + goto loser; + } + + ret->hash_context = hash_context; + ret->hashobj = &SECHashObjects[type]; + + return(ret); + +loser: + if ( hash_context != NULL ) { + (* SECHashObjects[type].destroy)(hash_context, PR_TRUE); + } + + return(NULL); +} + + +HASHContext * +HASH_Clone(HASHContext *context) +{ + void *hash_context = NULL; + HASHContext *ret = NULL; + + hash_context = (* context->hashobj->clone)(context->hash_context); + if ( hash_context == NULL ) { + goto loser; + } + + ret = (HASHContext *)PORT_Alloc(sizeof(HASHContext)); + if ( ret == NULL ) { + goto loser; + } + + ret->hash_context = hash_context; + ret->hashobj = context->hashobj; + + return(ret); + +loser: + if ( hash_context != NULL ) { + (* context->hashobj->destroy)(hash_context, PR_TRUE); + } + + return(NULL); + +} + +void +HASH_Destroy(HASHContext *context) +{ + (* context->hashobj->destroy)(context->hash_context, PR_TRUE); + PORT_Free(context); + return; +} + + +void +HASH_Begin(HASHContext *context) +{ + (* context->hashobj->begin)(context->hash_context); + return; +} + + +void +HASH_Update(HASHContext *context, + const unsigned char *src, + unsigned int len) +{ + (* context->hashobj->update)(context->hash_context, src, len); + return; +} + +void +HASH_End(HASHContext *context, + unsigned char *result, + unsigned int *result_len, + unsigned int max_result_len) +{ + (* context->hashobj->end)(context->hash_context, result, result_len, + max_result_len); + return; +} + +HASH_HashType +HASH_GetType(HASHContext *context) +{ + return(context->hashobj->type); +} diff --git a/mozilla/security/nss/lib/cryptohi/seckey.c b/mozilla/security/nss/lib/cryptohi/seckey.c new file mode 100644 index 0000000..42a4cd3 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/seckey.c @@ -0,0 +1,2151 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Stephen Henson <stephen.henson@gemplus.com> + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +#include "cryptohi.h" +#include "keyhi.h" +#include "secoid.h" +#include "secitem.h" +#include "secder.h" +#include "base64.h" +#include "secasn1.h" +#include "cert.h" +#include "pk11func.h" +#include "secerr.h" +#include "secdig.h" +#include "prtime.h" +#include "ec.h" +#include "keyi.h" + +SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate) + +const SEC_ASN1Template CERT_SubjectPublicKeyInfoTemplate[] = { + { SEC_ASN1_SEQUENCE, + 0, NULL, sizeof(CERTSubjectPublicKeyInfo) }, + { SEC_ASN1_INLINE | SEC_ASN1_XTRN, + offsetof(CERTSubjectPublicKeyInfo,algorithm), + SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) }, + { SEC_ASN1_BIT_STRING, + offsetof(CERTSubjectPublicKeyInfo,subjectPublicKey), }, + { 0, } +}; + +const SEC_ASN1Template CERT_PublicKeyAndChallengeTemplate[] = +{ + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTPublicKeyAndChallenge) }, + { SEC_ASN1_ANY, offsetof(CERTPublicKeyAndChallenge,spki) }, + { SEC_ASN1_IA5_STRING, offsetof(CERTPublicKeyAndChallenge,challenge) }, + { 0 } +}; + +const SEC_ASN1Template SECKEY_RSAPublicKeyTemplate[] = { + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPublicKey) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.rsa.modulus), }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.rsa.publicExponent), }, + { 0, } +}; + +const SEC_ASN1Template SECKEY_DSAPublicKeyTemplate[] = { + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.dsa.publicValue), }, + { 0, } +}; + +const SEC_ASN1Template SECKEY_PQGParamsTemplate[] = { + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPQGParams) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams,prime) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams,subPrime) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams,base) }, + { 0, } +}; + +const SEC_ASN1Template SECKEY_DHPublicKeyTemplate[] = { + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.dh.publicValue), }, + { 0, } +}; + +const SEC_ASN1Template SECKEY_DHParamKeyTemplate[] = { + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPublicKey) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.dh.prime), }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey,u.dh.base), }, + /* XXX chrisk: this needs to be expanded for decoding of j and validationParms (RFC2459 7.3.2) */ + { SEC_ASN1_SKIP_REST }, + { 0, } +}; + +SEC_ASN1_CHOOSER_IMPLEMENT(SECKEY_DSAPublicKeyTemplate) +SEC_ASN1_CHOOSER_IMPLEMENT(SECKEY_RSAPublicKeyTemplate) +SEC_ASN1_CHOOSER_IMPLEMENT(CERT_SubjectPublicKeyInfoTemplate) + +/* + * See bugzilla bug 125359 + * Since NSS (via PKCS#11) wants to handle big integers as unsigned ints, + * all of the templates above that en/decode into integers must be converted + * from ASN.1's signed integer type. This is done by marking either the + * source or destination (encoding or decoding, respectively) type as + * siUnsignedInteger. + */ +static void +prepare_rsa_pub_key_for_asn1(SECKEYPublicKey *pubk) +{ + pubk->u.rsa.modulus.type = siUnsignedInteger; + pubk->u.rsa.publicExponent.type = siUnsignedInteger; +} + +static void +prepare_dsa_pub_key_for_asn1(SECKEYPublicKey *pubk) +{ + pubk->u.dsa.publicValue.type = siUnsignedInteger; +} + +static void +prepare_pqg_params_for_asn1(SECKEYPQGParams *params) +{ + params->prime.type = siUnsignedInteger; + params->subPrime.type = siUnsignedInteger; + params->base.type = siUnsignedInteger; +} + +static void +prepare_dh_pub_key_for_asn1(SECKEYPublicKey *pubk) +{ + pubk->u.dh.prime.type = siUnsignedInteger; + pubk->u.dh.base.type = siUnsignedInteger; + pubk->u.dh.publicValue.type = siUnsignedInteger; +} + +/* Create an RSA key pair is any slot able to do so. +** The created keys are "session" (temporary), not "token" (permanent), +** and they are "sensitive", which makes them costly to move to another token. +*/ +SECKEYPrivateKey * +SECKEY_CreateRSAPrivateKey(int keySizeInBits,SECKEYPublicKey **pubk, void *cx) +{ + SECKEYPrivateKey *privk; + PK11RSAGenParams param; + PK11SlotInfo *slot = PK11_GetBestSlot(CKM_RSA_PKCS_KEY_PAIR_GEN,cx); + if (!slot) { + return NULL; + } + + param.keySizeInBits = keySizeInBits; + param.pe = 65537L; + + privk = PK11_GenerateKeyPair(slot,CKM_RSA_PKCS_KEY_PAIR_GEN,¶m,pubk, + PR_FALSE, PR_TRUE, cx); + PK11_FreeSlot(slot); + return(privk); +} + +/* Create a DH key pair in any slot able to do so, +** This is a "session" (temporary), not "token" (permanent) key. +** Because of the high probability that this key will need to be moved to +** another token, and the high cost of moving "sensitive" keys, we attempt +** to create this key pair without the "sensitive" attribute, but revert to +** creating a "sensitive" key if necessary. +*/ +SECKEYPrivateKey * +SECKEY_CreateDHPrivateKey(SECKEYDHParams *param, SECKEYPublicKey **pubk, void *cx) +{ + SECKEYPrivateKey *privk; + PK11SlotInfo *slot; + + if (!param || !param->base.data || !param->prime.data || + param->prime.len < 512/8 || param->base.len == 0 || + param->base.len > param->prime.len + 1 || + (param->base.len == 1 && param->base.data[0] == 0)) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return NULL; + } + + slot = PK11_GetBestSlot(CKM_DH_PKCS_KEY_PAIR_GEN,cx); + if (!slot) { + return NULL; + } + + privk = PK11_GenerateKeyPair(slot, CKM_DH_PKCS_KEY_PAIR_GEN, param, + pubk, PR_FALSE, PR_FALSE, cx); + if (!privk) + privk = PK11_GenerateKeyPair(slot, CKM_DH_PKCS_KEY_PAIR_GEN, param, + pubk, PR_FALSE, PR_TRUE, cx); + + PK11_FreeSlot(slot); + return(privk); +} + +/* Create an EC key pair in any slot able to do so, +** This is a "session" (temporary), not "token" (permanent) key. +** Because of the high probability that this key will need to be moved to +** another token, and the high cost of moving "sensitive" keys, we attempt +** to create this key pair without the "sensitive" attribute, but revert to +** creating a "sensitive" key if necessary. +*/ +SECKEYPrivateKey * +SECKEY_CreateECPrivateKey(SECKEYECParams *param, SECKEYPublicKey **pubk, void *cx) +{ + SECKEYPrivateKey *privk; + PK11SlotInfo *slot = PK11_GetBestSlot(CKM_EC_KEY_PAIR_GEN,cx); + if (!slot) { + return NULL; + } + + privk = PK11_GenerateKeyPairWithOpFlags(slot, CKM_EC_KEY_PAIR_GEN, + param, pubk, + PK11_ATTR_SESSION | PK11_ATTR_INSENSITIVE | + PK11_ATTR_PUBLIC, + CKF_DERIVE, CKF_DERIVE|CKF_SIGN,cx); + if (!privk) + privk = PK11_GenerateKeyPairWithOpFlags(slot, CKM_EC_KEY_PAIR_GEN, + param, pubk, + PK11_ATTR_SESSION | PK11_ATTR_SENSITIVE | + PK11_ATTR_PRIVATE, + CKF_DERIVE, CKF_DERIVE|CKF_SIGN,cx); + + PK11_FreeSlot(slot); + return(privk); +} + +void +SECKEY_DestroyPrivateKey(SECKEYPrivateKey *privk) +{ + if (privk) { + if (privk->pkcs11Slot) { + if (privk->pkcs11IsTemp) { + PK11_DestroyObject(privk->pkcs11Slot,privk->pkcs11ID); + } + PK11_FreeSlot(privk->pkcs11Slot); + + } + if (privk->arena) { + PORT_FreeArena(privk->arena, PR_TRUE); + } + } +} + +void +SECKEY_DestroyPublicKey(SECKEYPublicKey *pubk) +{ + if (pubk) { + if (pubk->pkcs11Slot) { + if (!PK11_IsPermObject(pubk->pkcs11Slot,pubk->pkcs11ID)) { + PK11_DestroyObject(pubk->pkcs11Slot,pubk->pkcs11ID); + } + PK11_FreeSlot(pubk->pkcs11Slot); + } + if (pubk->arena) { + PORT_FreeArena(pubk->arena, PR_FALSE); + } + } +} + +SECStatus +SECKEY_CopySubjectPublicKeyInfo(PRArenaPool *arena, + CERTSubjectPublicKeyInfo *to, + CERTSubjectPublicKeyInfo *from) +{ + SECStatus rv; + SECItem spk; + + rv = SECOID_CopyAlgorithmID(arena, &to->algorithm, &from->algorithm); + if (rv == SECSuccess) { + /* + * subjectPublicKey is a bit string, whose length is in bits. + * Convert the length from bits to bytes for SECITEM_CopyItem. + */ + spk = from->subjectPublicKey; + DER_ConvertBitString(&spk); + rv = SECITEM_CopyItem(arena, &to->subjectPublicKey, &spk); + /* Set the length back to bits. */ + if (rv == SECSuccess) { + to->subjectPublicKey.len = from->subjectPublicKey.len; + } + } + + return rv; +} + +SECStatus +SECKEY_KEASetParams(SECKEYKEAParams * params, SECKEYPublicKey * pubKey) { + + if (pubKey->keyType == fortezzaKey) { + /* the key is a fortezza V1 public key */ + + /* obtain hash of pubkey->u.fortezza.params.prime.data + + pubkey->u.fortezza.params.subPrime.data + + pubkey->u.fortezza.params.base.data */ + + /* store hash in params->hash */ + + } else if (pubKey->keyType == keaKey) { + + /* the key is a new fortezza KEA public key. */ + SECITEM_CopyItem(pubKey->arena, ¶ms->hash, + &pubKey->u.kea.params.hash ); + + } else { + + /* the key has no KEA parameters */ + return SECFailure; + } + return SECSuccess; +} + + +SECStatus +SECKEY_KEAParamCompare(CERTCertificate *cert1,CERTCertificate *cert2) +{ + + SECStatus rv; + + SECKEYPublicKey *pubKey1 = 0; + SECKEYPublicKey *pubKey2 = 0; + + SECKEYKEAParams params1; + SECKEYKEAParams params2; + + + rv = SECFailure; + + /* get cert1's public key */ + pubKey1 = CERT_ExtractPublicKey(cert1); + if ( !pubKey1 ) { + return(SECFailure); + } + + + /* get cert2's public key */ + pubKey2 = CERT_ExtractPublicKey(cert2); + if ( !pubKey2 ) { + return(SECFailure); + } + + /* handle the case when both public keys are new + * fortezza KEA public keys. */ + + if ((pubKey1->keyType == keaKey) && + (pubKey2->keyType == keaKey) ) { + + rv = (SECStatus)SECITEM_CompareItem(&pubKey1->u.kea.params.hash, + &pubKey2->u.kea.params.hash); + goto done; + } + + /* handle the case when both public keys are old fortezza + * public keys. */ + + if ((pubKey1->keyType == fortezzaKey) && + (pubKey2->keyType == fortezzaKey) ) { + + rv = (SECStatus)SECITEM_CompareItem(&pubKey1->u.fortezza.keaParams.prime, + &pubKey2->u.fortezza.keaParams.prime); + + if (rv == SECEqual) { + rv = (SECStatus)SECITEM_CompareItem(&pubKey1->u.fortezza.keaParams.subPrime, + &pubKey2->u.fortezza.keaParams.subPrime); + } + + if (rv == SECEqual) { + rv = (SECStatus)SECITEM_CompareItem(&pubKey1->u.fortezza.keaParams.base, + &pubKey2->u.fortezza.keaParams.base); + } + + goto done; + } + + + /* handle the case when the public keys are a mixture of + * old and new. */ + + rv = SECKEY_KEASetParams(¶ms1, pubKey1); + if (rv != SECSuccess) return rv; + + rv = SECKEY_KEASetParams(¶ms2, pubKey2); + if (rv != SECSuccess) return rv; + + rv = (SECStatus)SECITEM_CompareItem(¶ms1.hash, ¶ms2.hash); + +done: + SECKEY_DestroyPublicKey(pubKey1); + SECKEY_DestroyPublicKey(pubKey2); + + return rv; /* returns SECEqual if parameters are equal */ + +} + + +/* Procedure to update the pqg parameters for a cert's public key. + * pqg parameters only need to be updated for DSA and fortezza certificates. + * The procedure uses calls to itself recursively to update a certificate + * issuer's pqg parameters. Some important rules are: + * - Do nothing if the cert already has PQG parameters. + * - If the cert does not have PQG parameters, obtain them from the issuer. + * - A valid cert chain cannot have a DSA or Fortezza cert without + * pqg parameters that has a parent that is not a DSA or Fortezza cert. + * - pqg parameters are stored in two different formats: the standard + * DER encoded format and the fortezza-only wrapped format. The params + * should be copied from issuer to subject cert without modifying the + * formats. The public key extraction code will deal with the different + * formats at the time of extraction. */ + +static SECStatus +seckey_UpdateCertPQGChain(CERTCertificate * subjectCert, int count) +{ + SECStatus rv; + SECOidData *oid=NULL; + int tag; + CERTSubjectPublicKeyInfo * subjectSpki=NULL; + CERTSubjectPublicKeyInfo * issuerSpki=NULL; + CERTCertificate *issuerCert = NULL; + + rv = SECSuccess; + + /* increment cert chain length counter*/ + count++; + + /* check if cert chain length exceeds the maximum length*/ + if (count > CERT_MAX_CERT_CHAIN) { + return SECFailure; + } + + oid = SECOID_FindOID(&subjectCert->subjectPublicKeyInfo.algorithm.algorithm); + if (oid != NULL) { + tag = oid->offset; + + /* Check if cert has a DSA or Fortezza public key. If not, return + * success since no PQG params need to be updated. */ + + if ( (tag != SEC_OID_MISSI_KEA_DSS_OLD) && + (tag != SEC_OID_MISSI_DSS_OLD) && + (tag != SEC_OID_MISSI_KEA_DSS) && + (tag != SEC_OID_MISSI_DSS) && + (tag != SEC_OID_ANSIX9_DSA_SIGNATURE) && + (tag != SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST) && + (tag != SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST) && + (tag != SEC_OID_SDN702_DSA_SIGNATURE) && + (tag != SEC_OID_ANSIX962_EC_PUBLIC_KEY) ) { + + return SECSuccess; + } + } else { + return SECFailure; /* return failure if oid is NULL */ + } + + /* if cert has PQG parameters, return success */ + + subjectSpki=&subjectCert->subjectPublicKeyInfo; + + if (subjectSpki->algorithm.parameters.len != 0) { + return SECSuccess; + } + + /* check if the cert is self-signed */ + if (subjectCert->isRoot) { + /* fail since cert is self-signed and has no pqg params. */ + return SECFailure; + } + + /* get issuer cert */ + issuerCert = CERT_FindCertIssuer(subjectCert, PR_Now(), certUsageAnyCA); + if ( ! issuerCert ) { + return SECFailure; + } + + /* if parent is not DSA or fortezza, return failure since + we don't allow this case. */ + + oid = SECOID_FindOID(&issuerCert->subjectPublicKeyInfo.algorithm.algorithm); + if (oid != NULL) { + tag = oid->offset; + + /* Check if issuer cert has a DSA or Fortezza public key. If not, + * return failure. */ + + if ( (tag != SEC_OID_MISSI_KEA_DSS_OLD) && + (tag != SEC_OID_MISSI_DSS_OLD) && + (tag != SEC_OID_MISSI_KEA_DSS) && + (tag != SEC_OID_MISSI_DSS) && + (tag != SEC_OID_ANSIX9_DSA_SIGNATURE) && + (tag != SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST) && + (tag != SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST) && + (tag != SEC_OID_SDN702_DSA_SIGNATURE) && + (tag != SEC_OID_ANSIX962_EC_PUBLIC_KEY) ) { + rv = SECFailure; + goto loser; + } + } else { + rv = SECFailure; /* return failure if oid is NULL */ + goto loser; + } + + + /* at this point the subject cert has no pqg parameters and the + * issuer cert has a DSA or fortezza public key. Update the issuer's + * pqg parameters with a recursive call to this same function. */ + + rv = seckey_UpdateCertPQGChain(issuerCert, count); + if (rv != SECSuccess) { + rv = SECFailure; + goto loser; + } + + /* ensure issuer has pqg parameters */ + + issuerSpki=&issuerCert->subjectPublicKeyInfo; + if (issuerSpki->algorithm.parameters.len == 0) { + rv = SECFailure; + } + + /* if update was successful and pqg params present, then copy the + * parameters to the subject cert's key. */ + + if (rv == SECSuccess) { + rv = SECITEM_CopyItem(subjectCert->arena, + &subjectSpki->algorithm.parameters, + &issuerSpki->algorithm.parameters); + } + +loser: + if (issuerCert) { + CERT_DestroyCertificate(issuerCert); + } + return rv; + +} + + +SECStatus +SECKEY_UpdateCertPQG(CERTCertificate * subjectCert) +{ + if (!subjectCert) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + return seckey_UpdateCertPQGChain(subjectCert,0); +} + + +/* Decode the DSA PQG parameters. The params could be stored in two + * possible formats, the old fortezza-only wrapped format or + * the normal standard format. Store the decoded parameters in + * a V3 certificate data structure. */ + +SECStatus +SECKEY_DSADecodePQG(PRArenaPool *arena, SECKEYPublicKey *pubk, SECItem *params) { + SECStatus rv; + SECItem newparams; + + if (params == NULL) return SECFailure; + + if (params->data == NULL) return SECFailure; + + PORT_Assert(arena); + + /* make a copy of the data into the arena so QuickDER output is valid */ + rv = SECITEM_CopyItem(arena, &newparams, params); + + /* Check if params use the standard format. + * The value 0xa1 will appear in the first byte of the parameter data + * if the PQG parameters are not using the standard format. This + * code should be changed to use a better method to detect non-standard + * parameters. */ + + if ((newparams.data[0] != 0xa1) && + (newparams.data[0] != 0xa0)) { + + if (SECSuccess == rv) { + /* PQG params are in the standard format */ + prepare_pqg_params_for_asn1(&pubk->u.dsa.params); + rv = SEC_QuickDERDecodeItem(arena, &pubk->u.dsa.params, + SECKEY_PQGParamsTemplate, + &newparams); + } + } else { + + if (SECSuccess == rv) { + /* else the old fortezza-only wrapped format is used. */ + PORT_SetError(SEC_ERROR_BAD_DER); + rv = SECFailure; + } + } + return rv; +} + + +/* Function used to make an oid tag to a key type */ +KeyType +seckey_GetKeyType (SECOidTag tag) { + KeyType keyType; + + switch (tag) { + case SEC_OID_X500_RSA_ENCRYPTION: + case SEC_OID_PKCS1_RSA_ENCRYPTION: + keyType = rsaKey; + break; + case SEC_OID_PKCS1_RSA_PSS_SIGNATURE: + keyType = rsaPssKey; + break; + case SEC_OID_PKCS1_RSA_OAEP_ENCRYPTION: + keyType = rsaOaepKey; + break; + case SEC_OID_ANSIX9_DSA_SIGNATURE: + keyType = dsaKey; + break; + case SEC_OID_MISSI_KEA_DSS_OLD: + case SEC_OID_MISSI_KEA_DSS: + case SEC_OID_MISSI_DSS_OLD: + case SEC_OID_MISSI_DSS: + keyType = fortezzaKey; + break; + case SEC_OID_MISSI_KEA: + case SEC_OID_MISSI_ALT_KEA: + keyType = keaKey; + break; + case SEC_OID_X942_DIFFIE_HELMAN_KEY: + keyType = dhKey; + break; + case SEC_OID_ANSIX962_EC_PUBLIC_KEY: + keyType = ecKey; + break; + /* accommodate applications that hand us a signature type when they + * should be handing us a cipher type */ + case SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION: + keyType = rsaKey; + break; + default: + keyType = nullKey; + } + return keyType; +} + +/* Function used to determine what kind of cert we are dealing with. */ +KeyType +CERT_GetCertKeyType (CERTSubjectPublicKeyInfo *spki) +{ + return seckey_GetKeyType(SECOID_GetAlgorithmTag(&spki->algorithm)); +} + +static SECKEYPublicKey * +seckey_ExtractPublicKey(CERTSubjectPublicKeyInfo *spki) +{ + SECKEYPublicKey *pubk; + SECItem os, newOs, newParms; + SECStatus rv; + PRArenaPool *arena; + SECOidTag tag; + + arena = PORT_NewArena (DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) + return NULL; + + pubk = (SECKEYPublicKey *) PORT_ArenaZAlloc(arena, sizeof(SECKEYPublicKey)); + if (pubk == NULL) { + PORT_FreeArena (arena, PR_FALSE); + return NULL; + } + + pubk->arena = arena; + pubk->pkcs11Slot = 0; + pubk->pkcs11ID = CK_INVALID_HANDLE; + + + /* Convert bit string length from bits to bytes */ + os = spki->subjectPublicKey; + DER_ConvertBitString (&os); + + tag = SECOID_GetAlgorithmTag(&spki->algorithm); + + /* copy the DER into the arena, since Quick DER returns data that points + into the DER input, which may get freed by the caller */ + rv = SECITEM_CopyItem(arena, &newOs, &os); + if ( rv == SECSuccess ) + switch ( tag ) { + case SEC_OID_X500_RSA_ENCRYPTION: + case SEC_OID_PKCS1_RSA_ENCRYPTION: + pubk->keyType = rsaKey; + prepare_rsa_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_RSAPublicKeyTemplate, &newOs); + if (rv == SECSuccess) + return pubk; + break; + case SEC_OID_ANSIX9_DSA_SIGNATURE: + case SEC_OID_SDN702_DSA_SIGNATURE: + pubk->keyType = dsaKey; + prepare_dsa_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DSAPublicKeyTemplate, &newOs); + if (rv != SECSuccess) break; + + rv = SECKEY_DSADecodePQG(arena, pubk, + &spki->algorithm.parameters); + + if (rv == SECSuccess) return pubk; + break; + case SEC_OID_X942_DIFFIE_HELMAN_KEY: + pubk->keyType = dhKey; + prepare_dh_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DHPublicKeyTemplate, &newOs); + if (rv != SECSuccess) break; + + /* copy the DER into the arena, since Quick DER returns data that points + into the DER input, which may get freed by the caller */ + rv = SECITEM_CopyItem(arena, &newParms, &spki->algorithm.parameters); + if ( rv != SECSuccess ) + break; + + rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DHParamKeyTemplate, + &newParms); + + if (rv == SECSuccess) return pubk; + break; + case SEC_OID_ANSIX962_EC_PUBLIC_KEY: + pubk->keyType = ecKey; + pubk->u.ec.size = 0; + + /* Since PKCS#11 directly takes the DER encoding of EC params + * and public value, we don't need any decoding here. + */ + rv = SECITEM_CopyItem(arena, &pubk->u.ec.DEREncodedParams, + &spki->algorithm.parameters); + if ( rv != SECSuccess ) + break; + rv = SECITEM_CopyItem(arena, &pubk->u.ec.publicValue, &newOs); + if (rv == SECSuccess) return pubk; + break; + + default: + PORT_SetError(SEC_ERROR_UNSUPPORTED_KEYALG); + rv = SECFailure; + break; + } + + SECKEY_DestroyPublicKey (pubk); + return NULL; +} + + +/* required for JSS */ +SECKEYPublicKey * +SECKEY_ExtractPublicKey(CERTSubjectPublicKeyInfo *spki) +{ + return seckey_ExtractPublicKey(spki); +} + +SECKEYPublicKey * +CERT_ExtractPublicKey(CERTCertificate *cert) +{ + SECStatus rv; + + if (!cert) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return NULL; + } + rv = SECKEY_UpdateCertPQG(cert); + if (rv != SECSuccess) return NULL; + + return seckey_ExtractPublicKey(&cert->subjectPublicKeyInfo); +} + +/* + * Get the public key for the fortezza KMID. NOTE this requires the + * PQG parameters to be set. We probably should have a fortezza call that + * just extracts the kmid for us directly so this function can work + * without having the whole cert chain + */ +SECKEYPublicKey * +CERT_KMIDPublicKey(CERTCertificate *cert) +{ + return seckey_ExtractPublicKey(&cert->subjectPublicKeyInfo); +} + +int +SECKEY_ECParamsToKeySize(const SECItem *encodedParams) +{ + SECOidTag tag; + SECItem oid = { siBuffer, NULL, 0}; + + /* The encodedParams data contains 0x06 (SEC_ASN1_OBJECT_ID), + * followed by the length of the curve oid and the curve oid. + */ + oid.len = encodedParams->data[1]; + oid.data = encodedParams->data + 2; + if ((tag = SECOID_FindOIDTag(&oid)) == SEC_OID_UNKNOWN) + return 0; + + switch (tag) { + case SEC_OID_SECG_EC_SECP112R1: + case SEC_OID_SECG_EC_SECP112R2: + return 112; + + case SEC_OID_SECG_EC_SECT113R1: + case SEC_OID_SECG_EC_SECT113R2: + return 113; + + case SEC_OID_SECG_EC_SECP128R1: + case SEC_OID_SECG_EC_SECP128R2: + return 128; + + case SEC_OID_SECG_EC_SECT131R1: + case SEC_OID_SECG_EC_SECT131R2: + return 131; + + case SEC_OID_SECG_EC_SECP160K1: + case SEC_OID_SECG_EC_SECP160R1: + case SEC_OID_SECG_EC_SECP160R2: + return 160; + + case SEC_OID_SECG_EC_SECT163K1: + case SEC_OID_SECG_EC_SECT163R1: + case SEC_OID_SECG_EC_SECT163R2: + case SEC_OID_ANSIX962_EC_C2PNB163V1: + case SEC_OID_ANSIX962_EC_C2PNB163V2: + case SEC_OID_ANSIX962_EC_C2PNB163V3: + return 163; + + case SEC_OID_ANSIX962_EC_C2PNB176V1: + return 176; + + case SEC_OID_ANSIX962_EC_C2TNB191V1: + case SEC_OID_ANSIX962_EC_C2TNB191V2: + case SEC_OID_ANSIX962_EC_C2TNB191V3: + case SEC_OID_ANSIX962_EC_C2ONB191V4: + case SEC_OID_ANSIX962_EC_C2ONB191V5: + return 191; + + case SEC_OID_SECG_EC_SECP192K1: + case SEC_OID_ANSIX962_EC_PRIME192V1: + case SEC_OID_ANSIX962_EC_PRIME192V2: + case SEC_OID_ANSIX962_EC_PRIME192V3: + return 192; + + case SEC_OID_SECG_EC_SECT193R1: + case SEC_OID_SECG_EC_SECT193R2: + return 193; + + case SEC_OID_ANSIX962_EC_C2PNB208W1: + return 208; + + case SEC_OID_SECG_EC_SECP224K1: + case SEC_OID_SECG_EC_SECP224R1: + return 224; + + case SEC_OID_SECG_EC_SECT233K1: + case SEC_OID_SECG_EC_SECT233R1: + return 233; + + case SEC_OID_SECG_EC_SECT239K1: + case SEC_OID_ANSIX962_EC_C2TNB239V1: + case SEC_OID_ANSIX962_EC_C2TNB239V2: + case SEC_OID_ANSIX962_EC_C2TNB239V3: + case SEC_OID_ANSIX962_EC_C2ONB239V4: + case SEC_OID_ANSIX962_EC_C2ONB239V5: + case SEC_OID_ANSIX962_EC_PRIME239V1: + case SEC_OID_ANSIX962_EC_PRIME239V2: + case SEC_OID_ANSIX962_EC_PRIME239V3: + return 239; + + case SEC_OID_SECG_EC_SECP256K1: + case SEC_OID_ANSIX962_EC_PRIME256V1: + return 256; + + case SEC_OID_ANSIX962_EC_C2PNB272W1: + return 272; + + case SEC_OID_SECG_EC_SECT283K1: + case SEC_OID_SECG_EC_SECT283R1: + return 283; + + case SEC_OID_ANSIX962_EC_C2PNB304W1: + return 304; + + case SEC_OID_ANSIX962_EC_C2TNB359V1: + return 359; + + case SEC_OID_ANSIX962_EC_C2PNB368W1: + return 368; + + case SEC_OID_SECG_EC_SECP384R1: + return 384; + + case SEC_OID_SECG_EC_SECT409K1: + case SEC_OID_SECG_EC_SECT409R1: + return 409; + + case SEC_OID_ANSIX962_EC_C2TNB431R1: + return 431; + + case SEC_OID_SECG_EC_SECP521R1: + return 521; + + case SEC_OID_SECG_EC_SECT571K1: + case SEC_OID_SECG_EC_SECT571R1: + return 571; + + default: + PORT_SetError(SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE); + return 0; + } +} + +int +SECKEY_ECParamsToBasePointOrderLen(const SECItem *encodedParams) +{ + SECOidTag tag; + SECItem oid = { siBuffer, NULL, 0}; + + /* The encodedParams data contains 0x06 (SEC_ASN1_OBJECT_ID), + * followed by the length of the curve oid and the curve oid. + */ + oid.len = encodedParams->data[1]; + oid.data = encodedParams->data + 2; + if ((tag = SECOID_FindOIDTag(&oid)) == SEC_OID_UNKNOWN) + return 0; + + switch (tag) { + case SEC_OID_SECG_EC_SECP112R1: + return 112; + case SEC_OID_SECG_EC_SECP112R2: + return 110; + + case SEC_OID_SECG_EC_SECT113R1: + case SEC_OID_SECG_EC_SECT113R2: + return 113; + + case SEC_OID_SECG_EC_SECP128R1: + return 128; + case SEC_OID_SECG_EC_SECP128R2: + return 126; + + case SEC_OID_SECG_EC_SECT131R1: + case SEC_OID_SECG_EC_SECT131R2: + return 131; + + case SEC_OID_SECG_EC_SECP160K1: + case SEC_OID_SECG_EC_SECP160R1: + case SEC_OID_SECG_EC_SECP160R2: + return 161; + + case SEC_OID_SECG_EC_SECT163K1: + return 163; + case SEC_OID_SECG_EC_SECT163R1: + return 162; + case SEC_OID_SECG_EC_SECT163R2: + case SEC_OID_ANSIX962_EC_C2PNB163V1: + return 163; + case SEC_OID_ANSIX962_EC_C2PNB163V2: + case SEC_OID_ANSIX962_EC_C2PNB163V3: + return 162; + + case SEC_OID_ANSIX962_EC_C2PNB176V1: + return 161; + + case SEC_OID_ANSIX962_EC_C2TNB191V1: + return 191; + case SEC_OID_ANSIX962_EC_C2TNB191V2: + return 190; + case SEC_OID_ANSIX962_EC_C2TNB191V3: + return 189; + case SEC_OID_ANSIX962_EC_C2ONB191V4: + return 191; + case SEC_OID_ANSIX962_EC_C2ONB191V5: + return 188; + + case SEC_OID_SECG_EC_SECP192K1: + case SEC_OID_ANSIX962_EC_PRIME192V1: + case SEC_OID_ANSIX962_EC_PRIME192V2: + case SEC_OID_ANSIX962_EC_PRIME192V3: + return 192; + + case SEC_OID_SECG_EC_SECT193R1: + case SEC_OID_SECG_EC_SECT193R2: + return 193; + + case SEC_OID_ANSIX962_EC_C2PNB208W1: + return 193; + + case SEC_OID_SECG_EC_SECP224K1: + return 225; + case SEC_OID_SECG_EC_SECP224R1: + return 224; + + case SEC_OID_SECG_EC_SECT233K1: + return 232; + case SEC_OID_SECG_EC_SECT233R1: + return 233; + + case SEC_OID_SECG_EC_SECT239K1: + case SEC_OID_ANSIX962_EC_C2TNB239V1: + return 238; + case SEC_OID_ANSIX962_EC_C2TNB239V2: + return 237; + case SEC_OID_ANSIX962_EC_C2TNB239V3: + return 236; + case SEC_OID_ANSIX962_EC_C2ONB239V4: + return 238; + case SEC_OID_ANSIX962_EC_C2ONB239V5: + return 237; + case SEC_OID_ANSIX962_EC_PRIME239V1: + case SEC_OID_ANSIX962_EC_PRIME239V2: + case SEC_OID_ANSIX962_EC_PRIME239V3: + return 239; + + case SEC_OID_SECG_EC_SECP256K1: + case SEC_OID_ANSIX962_EC_PRIME256V1: + return 256; + + case SEC_OID_ANSIX962_EC_C2PNB272W1: + return 257; + + case SEC_OID_SECG_EC_SECT283K1: + return 281; + case SEC_OID_SECG_EC_SECT283R1: + return 282; + + case SEC_OID_ANSIX962_EC_C2PNB304W1: + return 289; + + case SEC_OID_ANSIX962_EC_C2TNB359V1: + return 353; + + case SEC_OID_ANSIX962_EC_C2PNB368W1: + return 353; + + case SEC_OID_SECG_EC_SECP384R1: + return 384; + + case SEC_OID_SECG_EC_SECT409K1: + return 407; + case SEC_OID_SECG_EC_SECT409R1: + return 409; + + case SEC_OID_ANSIX962_EC_C2TNB431R1: + return 418; + + case SEC_OID_SECG_EC_SECP521R1: + return 521; + + case SEC_OID_SECG_EC_SECT571K1: + case SEC_OID_SECG_EC_SECT571R1: + return 570; + + default: + PORT_SetError(SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE); + return 0; + } +} + +/* returns key strength in bytes (not bits) */ +unsigned +SECKEY_PublicKeyStrength(const SECKEYPublicKey *pubk) +{ + unsigned char b0; + unsigned size; + + /* interpret modulus length as key strength... in + * fortezza that's the public key length */ + if (!pubk) + goto loser; + switch (pubk->keyType) { + case rsaKey: + if (!pubk->u.rsa.modulus.data) break; + b0 = pubk->u.rsa.modulus.data[0]; + return b0 ? pubk->u.rsa.modulus.len : pubk->u.rsa.modulus.len - 1; + case dsaKey: + if (!pubk->u.dsa.publicValue.data) break; + b0 = pubk->u.dsa.publicValue.data[0]; + return b0 ? pubk->u.dsa.publicValue.len : + pubk->u.dsa.publicValue.len - 1; + case dhKey: + if (!pubk->u.dh.publicValue.data) break; + b0 = pubk->u.dh.publicValue.data[0]; + return b0 ? pubk->u.dh.publicValue.len : + pubk->u.dh.publicValue.len - 1; + case fortezzaKey: + return PR_MAX(pubk->u.fortezza.KEAKey.len, pubk->u.fortezza.DSSKey.len); + case ecKey: + /* Get the key size in bits and adjust */ + size = SECKEY_ECParamsToKeySize(&pubk->u.ec.DEREncodedParams); + return (size + 7)/8; + default: + break; + } +loser: + PORT_SetError(SEC_ERROR_INVALID_KEY); + return 0; +} + +/* returns key strength in bits */ +unsigned +SECKEY_PublicKeyStrengthInBits(const SECKEYPublicKey *pubk) +{ + unsigned size; + switch (pubk->keyType) { + case rsaKey: + case dsaKey: + case dhKey: + case fortezzaKey: + return SECKEY_PublicKeyStrength(pubk) * 8; /* 1 byte = 8 bits */ + case ecKey: + size = SECKEY_ECParamsToKeySize(&pubk->u.ec.DEREncodedParams); + return size; + default: + break; + } + PORT_SetError(SEC_ERROR_INVALID_KEY); + return 0; +} + +/* returns signature length in bytes (not bits) */ +unsigned +SECKEY_SignatureLen(const SECKEYPublicKey *pubk) +{ + unsigned char b0; + unsigned size; + + switch (pubk->keyType) { + case rsaKey: + b0 = pubk->u.rsa.modulus.data[0]; + return b0 ? pubk->u.rsa.modulus.len : pubk->u.rsa.modulus.len - 1; + case fortezzaKey: + case dsaKey: + return DSA_SIGNATURE_LEN; + case ecKey: + /* Get the base point order length in bits and adjust */ + size = SECKEY_ECParamsToBasePointOrderLen( + &pubk->u.ec.DEREncodedParams); + return ((size + 7)/8) * 2; + default: + break; + } + PORT_SetError(SEC_ERROR_INVALID_KEY); + return 0; +} + +SECKEYPrivateKey * +SECKEY_CopyPrivateKey(const SECKEYPrivateKey *privk) +{ + SECKEYPrivateKey *copyk; + PRArenaPool *arena; + + if (!privk || !privk->pkcs11Slot) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return NULL; + } + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + return NULL; + } + + copyk = (SECKEYPrivateKey *) PORT_ArenaZAlloc (arena, sizeof (SECKEYPrivateKey)); + if (copyk) { + copyk->arena = arena; + copyk->keyType = privk->keyType; + + /* copy the PKCS #11 parameters */ + copyk->pkcs11Slot = PK11_ReferenceSlot(privk->pkcs11Slot); + /* if the key we're referencing was a temparary key we have just + * created, that we want to go away when we're through, we need + * to make a copy of it */ + if (privk->pkcs11IsTemp) { + copyk->pkcs11ID = + PK11_CopyKey(privk->pkcs11Slot,privk->pkcs11ID); + if (copyk->pkcs11ID == CK_INVALID_HANDLE) goto fail; + } else { + copyk->pkcs11ID = privk->pkcs11ID; + } + copyk->pkcs11IsTemp = privk->pkcs11IsTemp; + copyk->wincx = privk->wincx; + copyk->staticflags = privk->staticflags; + return copyk; + } else { + PORT_SetError (SEC_ERROR_NO_MEMORY); + } + +fail: + PORT_FreeArena (arena, PR_FALSE); + return NULL; +} + +SECKEYPublicKey * +SECKEY_CopyPublicKey(const SECKEYPublicKey *pubk) +{ + SECKEYPublicKey *copyk; + PRArenaPool *arena; + SECStatus rv = SECSuccess; + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError (SEC_ERROR_NO_MEMORY); + return NULL; + } + + copyk = (SECKEYPublicKey *) PORT_ArenaZAlloc (arena, sizeof (SECKEYPublicKey)); + if (!copyk) { + PORT_FreeArena (arena, PR_FALSE); + PORT_SetError (SEC_ERROR_NO_MEMORY); + return NULL; + } + + copyk->arena = arena; + copyk->keyType = pubk->keyType; + if (pubk->pkcs11Slot && + PK11_IsPermObject(pubk->pkcs11Slot,pubk->pkcs11ID)) { + copyk->pkcs11Slot = PK11_ReferenceSlot(pubk->pkcs11Slot); + copyk->pkcs11ID = pubk->pkcs11ID; + } else { + copyk->pkcs11Slot = NULL; /* go get own reference */ + copyk->pkcs11ID = CK_INVALID_HANDLE; + } + switch (pubk->keyType) { + case rsaKey: + rv = SECITEM_CopyItem(arena, ©k->u.rsa.modulus, + &pubk->u.rsa.modulus); + if (rv == SECSuccess) { + rv = SECITEM_CopyItem (arena, ©k->u.rsa.publicExponent, + &pubk->u.rsa.publicExponent); + if (rv == SECSuccess) + return copyk; + } + break; + case dsaKey: + rv = SECITEM_CopyItem(arena, ©k->u.dsa.publicValue, + &pubk->u.dsa.publicValue); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.dsa.params.prime, + &pubk->u.dsa.params.prime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.dsa.params.subPrime, + &pubk->u.dsa.params.subPrime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.dsa.params.base, + &pubk->u.dsa.params.base); + break; + case keaKey: + rv = SECITEM_CopyItem(arena, ©k->u.kea.publicValue, + &pubk->u.kea.publicValue); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.kea.params.hash, + &pubk->u.kea.params.hash); + break; + case fortezzaKey: + copyk->u.fortezza.KEAversion = pubk->u.fortezza.KEAversion; + copyk->u.fortezza.DSSversion = pubk->u.fortezza.DSSversion; + PORT_Memcpy(copyk->u.fortezza.KMID, pubk->u.fortezza.KMID, + sizeof(pubk->u.fortezza.KMID)); + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.clearance, + &pubk->u.fortezza.clearance); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.KEAprivilege, + &pubk->u.fortezza.KEAprivilege); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.DSSprivilege, + &pubk->u.fortezza.DSSprivilege); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.KEAKey, + &pubk->u.fortezza.KEAKey); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.DSSKey, + &pubk->u.fortezza.DSSKey); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.params.prime, + &pubk->u.fortezza.params.prime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.params.subPrime, + &pubk->u.fortezza.params.subPrime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.params.base, + &pubk->u.fortezza.params.base); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.keaParams.prime, + &pubk->u.fortezza.keaParams.prime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.keaParams.subPrime, + &pubk->u.fortezza.keaParams.subPrime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.fortezza.keaParams.base, + &pubk->u.fortezza.keaParams.base); + break; + case dhKey: + rv = SECITEM_CopyItem(arena,©k->u.dh.prime,&pubk->u.dh.prime); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena,©k->u.dh.base,&pubk->u.dh.base); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena, ©k->u.dh.publicValue, + &pubk->u.dh.publicValue); + break; + case ecKey: + copyk->u.ec.size = pubk->u.ec.size; + rv = SECITEM_CopyItem(arena,©k->u.ec.DEREncodedParams, + &pubk->u.ec.DEREncodedParams); + if (rv != SECSuccess) break; + rv = SECITEM_CopyItem(arena,©k->u.ec.publicValue, + &pubk->u.ec.publicValue); + break; + case nullKey: + return copyk; + default: + PORT_SetError(SEC_ERROR_INVALID_KEY); + rv = SECFailure; + break; + } + if (rv == SECSuccess) + return copyk; + + SECKEY_DestroyPublicKey (copyk); + return NULL; +} + + +SECKEYPublicKey * +SECKEY_ConvertToPublicKey(SECKEYPrivateKey *privk) +{ + SECKEYPublicKey *pubk; + PRArenaPool *arena; + CERTCertificate *cert; + SECStatus rv; + + /* + * First try to look up the cert. + */ + cert = PK11_GetCertFromPrivateKey(privk); + if (cert) { + pubk = CERT_ExtractPublicKey(cert); + CERT_DestroyCertificate(cert); + return pubk; + } + + /* couldn't find the cert, build pub key by hand */ + arena = PORT_NewArena (DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError (SEC_ERROR_NO_MEMORY); + return NULL; + } + pubk = (SECKEYPublicKey *)PORT_ArenaZAlloc(arena, + sizeof (SECKEYPublicKey)); + if (pubk == NULL) { + PORT_FreeArena(arena,PR_FALSE); + return NULL; + } + pubk->keyType = privk->keyType; + pubk->pkcs11Slot = NULL; + pubk->pkcs11ID = CK_INVALID_HANDLE; + pubk->arena = arena; + + /* + * fortezza is at the head of this switch, since we don't want to + * allocate an arena... CERT_ExtractPublicKey will to that for us. + */ + switch(privk->keyType) { + case fortezzaKey: + case nullKey: + case dhKey: + case dsaKey: + /* Nothing to query, if the cert isn't there, we're done -- no way + * to get the public key */ + break; + case rsaKey: + rv = PK11_ReadAttribute(privk->pkcs11Slot,privk->pkcs11ID, + CKA_MODULUS,arena,&pubk->u.rsa.modulus); + if (rv != SECSuccess) break; + rv = PK11_ReadAttribute(privk->pkcs11Slot,privk->pkcs11ID, + CKA_PUBLIC_EXPONENT,arena,&pubk->u.rsa.publicExponent); + if (rv != SECSuccess) break; + return pubk; + break; + default: + break; + } + + PORT_FreeArena (arena, PR_FALSE); + return NULL; +} + +CERTSubjectPublicKeyInfo * +SECKEY_CreateSubjectPublicKeyInfo(SECKEYPublicKey *pubk) +{ + CERTSubjectPublicKeyInfo *spki; + PRArenaPool *arena; + SECItem params = { siBuffer, NULL, 0 }; + + if (!pubk) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return NULL; + } + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + return NULL; + } + + spki = (CERTSubjectPublicKeyInfo *) PORT_ArenaZAlloc(arena, sizeof (*spki)); + if (spki != NULL) { + SECStatus rv; + SECItem *rv_item; + + spki->arena = arena; + switch(pubk->keyType) { + case rsaKey: + rv = SECOID_SetAlgorithmID(arena, &spki->algorithm, + SEC_OID_PKCS1_RSA_ENCRYPTION, 0); + if (rv == SECSuccess) { + /* + * DER encode the public key into the subjectPublicKeyInfo. + */ + prepare_rsa_pub_key_for_asn1(pubk); + rv_item = SEC_ASN1EncodeItem(arena, &spki->subjectPublicKey, + pubk, SECKEY_RSAPublicKeyTemplate); + if (rv_item != NULL) { + /* + * The stored value is supposed to be a BIT_STRING, + * so convert the length. + */ + spki->subjectPublicKey.len <<= 3; + /* + * We got a good one; return it. + */ + return spki; + } + } + break; + case dsaKey: + /* DER encode the params. */ + prepare_pqg_params_for_asn1(&pubk->u.dsa.params); + rv_item = SEC_ASN1EncodeItem(arena, ¶ms, &pubk->u.dsa.params, + SECKEY_PQGParamsTemplate); + if (rv_item != NULL) { + rv = SECOID_SetAlgorithmID(arena, &spki->algorithm, + SEC_OID_ANSIX9_DSA_SIGNATURE, + ¶ms); + if (rv == SECSuccess) { + /* + * DER encode the public key into the subjectPublicKeyInfo. + */ + prepare_dsa_pub_key_for_asn1(pubk); + rv_item = SEC_ASN1EncodeItem(arena, &spki->subjectPublicKey, + pubk, + SECKEY_DSAPublicKeyTemplate); + if (rv_item != NULL) { + /* + * The stored value is supposed to be a BIT_STRING, + * so convert the length. + */ + spki->subjectPublicKey.len <<= 3; + /* + * We got a good one; return it. + */ + return spki; + } + } + } + SECITEM_FreeItem(¶ms, PR_FALSE); + break; + case ecKey: + rv = SECITEM_CopyItem(arena, ¶ms, + &pubk->u.ec.DEREncodedParams); + if (rv != SECSuccess) break; + + rv = SECOID_SetAlgorithmID(arena, &spki->algorithm, + SEC_OID_ANSIX962_EC_PUBLIC_KEY, + ¶ms); + if (rv != SECSuccess) break; + + rv = SECITEM_CopyItem(arena, &spki->subjectPublicKey, + &pubk->u.ec.publicValue); + + if (rv == SECSuccess) { + /* + * The stored value is supposed to be a BIT_STRING, + * so convert the length. + */ + spki->subjectPublicKey.len <<= 3; + /* + * We got a good one; return it. + */ + return spki; + } + break; + case keaKey: + case dhKey: /* later... */ + + break; + case fortezzaKey: +#ifdef notdef + /* encode the DSS parameters (PQG) */ + rv = FortezzaBuildParams(¶ms,pubk); + if (rv != SECSuccess) break; + + /* set the algorithm */ + rv = SECOID_SetAlgorithmID(arena, &spki->algorithm, + SEC_OID_MISSI_KEA_DSS, ¶ms); + PORT_Free(params.data); + if (rv == SECSuccess) { + /* + * Encode the public key into the subjectPublicKeyInfo. + * Fortezza key material is not standard DER + */ + rv = FortezzaEncodeCertKey(arena,&spki->subjectPublicKey,pubk); + if (rv == SECSuccess) { + /* + * The stored value is supposed to be a BIT_STRING, + * so convert the length. + */ + spki->subjectPublicKey.len <<= 3; + + /* + * We got a good one; return it. + */ + return spki; + } + } +#endif + break; + default: + break; + } + } else { + PORT_SetError(SEC_ERROR_NO_MEMORY); + } + + PORT_FreeArena(arena, PR_FALSE); + return NULL; +} + +void +SECKEY_DestroySubjectPublicKeyInfo(CERTSubjectPublicKeyInfo *spki) +{ + if (spki && spki->arena) { + PORT_FreeArena(spki->arena, PR_FALSE); + } +} + +/* + * this only works for RSA keys... need to do something + * similiar to CERT_ExtractPublicKey for other key times. + */ +SECKEYPublicKey * +SECKEY_DecodeDERPublicKey(SECItem *pubkder) +{ + PRArenaPool *arena; + SECKEYPublicKey *pubk; + SECStatus rv; + SECItem newPubkder; + + arena = PORT_NewArena (DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError (SEC_ERROR_NO_MEMORY); + return NULL; + } + + pubk = (SECKEYPublicKey *) PORT_ArenaZAlloc (arena, sizeof (SECKEYPublicKey)); + if (pubk != NULL) { + pubk->arena = arena; + pubk->pkcs11Slot = NULL; + pubk->pkcs11ID = 0; + prepare_rsa_pub_key_for_asn1(pubk); + /* copy the DER into the arena, since Quick DER returns data that points + into the DER input, which may get freed by the caller */ + rv = SECITEM_CopyItem(arena, &newPubkder, pubkder); + if ( rv == SECSuccess ) { + rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_RSAPublicKeyTemplate, + &newPubkder); + } + if (rv == SECSuccess) + return pubk; + SECKEY_DestroyPublicKey (pubk); + } else { + PORT_SetError (SEC_ERROR_NO_MEMORY); + } + + PORT_FreeArena (arena, PR_FALSE); + return NULL; +} + +/* + * Decode a base64 ascii encoded DER encoded public key. + */ +SECKEYPublicKey * +SECKEY_ConvertAndDecodePublicKey(char *pubkstr) +{ + SECKEYPublicKey *pubk; + SECStatus rv; + SECItem der; + + rv = ATOB_ConvertAsciiToItem (&der, pubkstr); + if (rv != SECSuccess) + return NULL; + + pubk = SECKEY_DecodeDERPublicKey (&der); + + PORT_Free (der.data); + return pubk; +} + +SECItem * +SECKEY_EncodeDERSubjectPublicKeyInfo(SECKEYPublicKey *pubk) +{ + CERTSubjectPublicKeyInfo *spki=NULL; + SECItem *spkiDER=NULL; + + /* get the subjectpublickeyinfo */ + spki = SECKEY_CreateSubjectPublicKeyInfo(pubk); + if( spki == NULL ) { + goto finish; + } + + /* DER-encode the subjectpublickeyinfo */ + spkiDER = SEC_ASN1EncodeItem(NULL /*arena*/, NULL/*dest*/, spki, + CERT_SubjectPublicKeyInfoTemplate); + + SECKEY_DestroySubjectPublicKeyInfo(spki); + +finish: + return spkiDER; +} + + +CERTSubjectPublicKeyInfo * +SECKEY_DecodeDERSubjectPublicKeyInfo(SECItem *spkider) +{ + PRArenaPool *arena; + CERTSubjectPublicKeyInfo *spki; + SECStatus rv; + SECItem newSpkider; + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + return NULL; + } + + spki = (CERTSubjectPublicKeyInfo *) + PORT_ArenaZAlloc(arena, sizeof (CERTSubjectPublicKeyInfo)); + if (spki != NULL) { + spki->arena = arena; + + /* copy the DER into the arena, since Quick DER returns data that points + into the DER input, which may get freed by the caller */ + rv = SECITEM_CopyItem(arena, &newSpkider, spkider); + if ( rv == SECSuccess ) { + rv = SEC_QuickDERDecodeItem(arena,spki, + CERT_SubjectPublicKeyInfoTemplate, &newSpkider); + } + if (rv == SECSuccess) + return spki; + } else { + PORT_SetError(SEC_ERROR_NO_MEMORY); + } + + PORT_FreeArena(arena, PR_FALSE); + return NULL; +} + +/* + * Decode a base64 ascii encoded DER encoded subject public key info. + */ +CERTSubjectPublicKeyInfo * +SECKEY_ConvertAndDecodeSubjectPublicKeyInfo(char *spkistr) +{ + CERTSubjectPublicKeyInfo *spki; + SECStatus rv; + SECItem der; + + rv = ATOB_ConvertAsciiToItem(&der, spkistr); + if (rv != SECSuccess) + return NULL; + + spki = SECKEY_DecodeDERSubjectPublicKeyInfo(&der); + + PORT_Free(der.data); + return spki; +} + +/* + * Decode a base64 ascii encoded DER encoded public key and challenge + * Verify digital signature and make sure challenge matches + */ +CERTSubjectPublicKeyInfo * +SECKEY_ConvertAndDecodePublicKeyAndChallenge(char *pkacstr, char *challenge, + void *wincx) +{ + CERTSubjectPublicKeyInfo *spki = NULL; + CERTPublicKeyAndChallenge pkac; + SECStatus rv; + SECItem signedItem; + PRArenaPool *arena = NULL; + CERTSignedData sd; + SECItem sig; + SECKEYPublicKey *pubKey = NULL; + unsigned int len; + + signedItem.data = NULL; + + /* convert the base64 encoded data to binary */ + rv = ATOB_ConvertAsciiToItem(&signedItem, pkacstr); + if (rv != SECSuccess) { + goto loser; + } + + /* create an arena */ + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + goto loser; + } + + /* decode the outer wrapping of signed data */ + PORT_Memset(&sd, 0, sizeof(CERTSignedData)); + rv = SEC_QuickDERDecodeItem(arena, &sd, CERT_SignedDataTemplate, &signedItem ); + if ( rv ) { + goto loser; + } + + /* decode the public key and challenge wrapper */ + PORT_Memset(&pkac, 0, sizeof(CERTPublicKeyAndChallenge)); + rv = SEC_QuickDERDecodeItem(arena, &pkac, CERT_PublicKeyAndChallengeTemplate, + &sd.data); + if ( rv ) { + goto loser; + } + + /* decode the subject public key info */ + spki = SECKEY_DecodeDERSubjectPublicKeyInfo(&pkac.spki); + if ( spki == NULL ) { + goto loser; + } + + /* get the public key */ + pubKey = seckey_ExtractPublicKey(spki); + if ( pubKey == NULL ) { + goto loser; + } + + /* check the signature */ + sig = sd.signature; + DER_ConvertBitString(&sig); + rv = VFY_VerifyDataWithAlgorithmID(sd.data.data, sd.data.len, pubKey, &sig, + &(sd.signatureAlgorithm), NULL, wincx); + if ( rv != SECSuccess ) { + goto loser; + } + + /* check the challenge */ + if ( challenge ) { + len = PORT_Strlen(challenge); + /* length is right */ + if ( len != pkac.challenge.len ) { + goto loser; + } + /* actual data is right */ + if ( PORT_Memcmp(challenge, pkac.challenge.data, len) != 0 ) { + goto loser; + } + } + goto done; + +loser: + /* make sure that we return null if we got an error */ + if ( spki ) { + SECKEY_DestroySubjectPublicKeyInfo(spki); + } + spki = NULL; + +done: + if ( signedItem.data ) { + PORT_Free(signedItem.data); + } + if ( arena ) { + PORT_FreeArena(arena, PR_FALSE); + } + if ( pubKey ) { + SECKEY_DestroyPublicKey(pubKey); + } + + return spki; +} + +void +SECKEY_DestroyPrivateKeyInfo(SECKEYPrivateKeyInfo *pvk, + PRBool freeit) +{ + PRArenaPool *poolp; + + if(pvk != NULL) { + if(pvk->arena) { + poolp = pvk->arena; + /* zero structure since PORT_FreeArena does not support + * this yet. + */ + PORT_Memset(pvk->privateKey.data, 0, pvk->privateKey.len); + PORT_Memset((char *)pvk, 0, sizeof(*pvk)); + if(freeit == PR_TRUE) { + PORT_FreeArena(poolp, PR_TRUE); + } else { + pvk->arena = poolp; + } + } else { + SECITEM_ZfreeItem(&pvk->version, PR_FALSE); + SECITEM_ZfreeItem(&pvk->privateKey, PR_FALSE); + SECOID_DestroyAlgorithmID(&pvk->algorithm, PR_FALSE); + PORT_Memset((char *)pvk, 0, sizeof(*pvk)); + if(freeit == PR_TRUE) { + PORT_Free(pvk); + } + } + } +} + +void +SECKEY_DestroyEncryptedPrivateKeyInfo(SECKEYEncryptedPrivateKeyInfo *epki, + PRBool freeit) +{ + PRArenaPool *poolp; + + if(epki != NULL) { + if(epki->arena) { + poolp = epki->arena; + /* zero structure since PORT_FreeArena does not support + * this yet. + */ + PORT_Memset(epki->encryptedData.data, 0, epki->encryptedData.len); + PORT_Memset((char *)epki, 0, sizeof(*epki)); + if(freeit == PR_TRUE) { + PORT_FreeArena(poolp, PR_TRUE); + } else { + epki->arena = poolp; + } + } else { + SECITEM_ZfreeItem(&epki->encryptedData, PR_FALSE); + SECOID_DestroyAlgorithmID(&epki->algorithm, PR_FALSE); + PORT_Memset((char *)epki, 0, sizeof(*epki)); + if(freeit == PR_TRUE) { + PORT_Free(epki); + } + } + } +} + +SECStatus +SECKEY_CopyPrivateKeyInfo(PRArenaPool *poolp, + SECKEYPrivateKeyInfo *to, + SECKEYPrivateKeyInfo *from) +{ + SECStatus rv = SECFailure; + + if((to == NULL) || (from == NULL)) { + return SECFailure; + } + + rv = SECOID_CopyAlgorithmID(poolp, &to->algorithm, &from->algorithm); + if(rv != SECSuccess) { + return SECFailure; + } + rv = SECITEM_CopyItem(poolp, &to->privateKey, &from->privateKey); + if(rv != SECSuccess) { + return SECFailure; + } + rv = SECITEM_CopyItem(poolp, &to->version, &from->version); + + return rv; +} + +SECStatus +SECKEY_CopyEncryptedPrivateKeyInfo(PRArenaPool *poolp, + SECKEYEncryptedPrivateKeyInfo *to, + SECKEYEncryptedPrivateKeyInfo *from) +{ + SECStatus rv = SECFailure; + + if((to == NULL) || (from == NULL)) { + return SECFailure; + } + + rv = SECOID_CopyAlgorithmID(poolp, &to->algorithm, &from->algorithm); + if(rv != SECSuccess) { + return SECFailure; + } + rv = SECITEM_CopyItem(poolp, &to->encryptedData, &from->encryptedData); + + return rv; +} + +KeyType +SECKEY_GetPrivateKeyType(SECKEYPrivateKey *privKey) +{ + return privKey->keyType; +} + +KeyType +SECKEY_GetPublicKeyType(SECKEYPublicKey *pubKey) +{ + return pubKey->keyType; +} + +SECKEYPublicKey* +SECKEY_ImportDERPublicKey(SECItem *derKey, CK_KEY_TYPE type) +{ + SECKEYPublicKey *pubk = NULL; + SECStatus rv = SECFailure; + SECItem newDerKey; + PRArenaPool *arena = NULL; + + if (!derKey) { + return NULL; + } + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + goto finish; + } + + pubk = PORT_ArenaZNew(arena, SECKEYPublicKey); + if (pubk == NULL) { + goto finish; + } + pubk->arena = arena; + + rv = SECITEM_CopyItem(pubk->arena, &newDerKey, derKey); + if (SECSuccess != rv) { + goto finish; + } + + pubk->pkcs11Slot = NULL; + pubk->pkcs11ID = CK_INVALID_HANDLE; + + switch( type ) { + case CKK_RSA: + prepare_rsa_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_RSAPublicKeyTemplate, &newDerKey); + pubk->keyType = rsaKey; + break; + case CKK_DSA: + prepare_dsa_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_DSAPublicKeyTemplate, &newDerKey); + pubk->keyType = dsaKey; + break; + case CKK_DH: + prepare_dh_pub_key_for_asn1(pubk); + rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_DHPublicKeyTemplate, &newDerKey); + pubk->keyType = dhKey; + break; + default: + rv = SECFailure; + break; + } + +finish: + if (rv != SECSuccess) { + if (arena != NULL) { + PORT_FreeArena(arena, PR_TRUE); + } + pubk = NULL; + } + return pubk; +} + +SECKEYPrivateKeyList* +SECKEY_NewPrivateKeyList(void) +{ + PRArenaPool *arena = NULL; + SECKEYPrivateKeyList *ret = NULL; + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if ( arena == NULL ) { + goto loser; + } + + ret = (SECKEYPrivateKeyList *)PORT_ArenaZAlloc(arena, + sizeof(SECKEYPrivateKeyList)); + if ( ret == NULL ) { + goto loser; + } + + ret->arena = arena; + + PR_INIT_CLIST(&ret->list); + + return(ret); + +loser: + if ( arena != NULL ) { + PORT_FreeArena(arena, PR_FALSE); + } + + return(NULL); +} + +void +SECKEY_DestroyPrivateKeyList(SECKEYPrivateKeyList *keys) +{ + while( !PR_CLIST_IS_EMPTY(&keys->list) ) { + SECKEY_RemovePrivateKeyListNode( + (SECKEYPrivateKeyListNode*)(PR_LIST_HEAD(&keys->list)) ); + } + + PORT_FreeArena(keys->arena, PR_FALSE); + + return; +} + + +void +SECKEY_RemovePrivateKeyListNode(SECKEYPrivateKeyListNode *node) +{ + PR_ASSERT(node->key); + SECKEY_DestroyPrivateKey(node->key); + node->key = NULL; + PR_REMOVE_LINK(&node->links); + return; + +} + +SECStatus +SECKEY_AddPrivateKeyToListTail( SECKEYPrivateKeyList *list, + SECKEYPrivateKey *key) +{ + SECKEYPrivateKeyListNode *node; + + node = (SECKEYPrivateKeyListNode *)PORT_ArenaZAlloc(list->arena, + sizeof(SECKEYPrivateKeyListNode)); + if ( node == NULL ) { + goto loser; + } + + PR_INSERT_BEFORE(&node->links, &list->list); + node->key = key; + return(SECSuccess); + +loser: + return(SECFailure); +} + + +SECKEYPublicKeyList* +SECKEY_NewPublicKeyList(void) +{ + PRArenaPool *arena = NULL; + SECKEYPublicKeyList *ret = NULL; + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if ( arena == NULL ) { + goto loser; + } + + ret = (SECKEYPublicKeyList *)PORT_ArenaZAlloc(arena, + sizeof(SECKEYPublicKeyList)); + if ( ret == NULL ) { + goto loser; + } + + ret->arena = arena; + + PR_INIT_CLIST(&ret->list); + + return(ret); + +loser: + if ( arena != NULL ) { + PORT_FreeArena(arena, PR_FALSE); + } + + return(NULL); +} + +void +SECKEY_DestroyPublicKeyList(SECKEYPublicKeyList *keys) +{ + while( !PR_CLIST_IS_EMPTY(&keys->list) ) { + SECKEY_RemovePublicKeyListNode( + (SECKEYPublicKeyListNode*)(PR_LIST_HEAD(&keys->list)) ); + } + + PORT_FreeArena(keys->arena, PR_FALSE); + + return; +} + + +void +SECKEY_RemovePublicKeyListNode(SECKEYPublicKeyListNode *node) +{ + PR_ASSERT(node->key); + SECKEY_DestroyPublicKey(node->key); + node->key = NULL; + PR_REMOVE_LINK(&node->links); + return; + +} + +SECStatus +SECKEY_AddPublicKeyToListTail( SECKEYPublicKeyList *list, + SECKEYPublicKey *key) +{ + SECKEYPublicKeyListNode *node; + + node = (SECKEYPublicKeyListNode *)PORT_ArenaZAlloc(list->arena, + sizeof(SECKEYPublicKeyListNode)); + if ( node == NULL ) { + goto loser; + } + + PR_INSERT_BEFORE(&node->links, &list->list); + node->key = key; + return(SECSuccess); + +loser: + return(SECFailure); +} + +#define SECKEY_CacheAttribute(key, attribute) \ + if (CK_TRUE == PK11_HasAttributeSet(key->pkcs11Slot, key->pkcs11ID, attribute)) { \ + key->staticflags |= SECKEY_##attribute; \ + } else { \ + key->staticflags &= (~SECKEY_##attribute); \ + } + +SECStatus +SECKEY_CacheStaticFlags(SECKEYPrivateKey* key) +{ + SECStatus rv = SECFailure; + if (key && key->pkcs11Slot && key->pkcs11ID) { + key->staticflags |= SECKEY_Attributes_Cached; + SECKEY_CacheAttribute(key, CKA_PRIVATE); + rv = SECSuccess; + } + return rv; +} diff --git a/mozilla/security/nss/lib/cryptohi/secsign.c b/mozilla/security/nss/lib/cryptohi/secsign.c new file mode 100644 index 0000000..38220ff --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/secsign.c @@ -0,0 +1,518 @@ +/* + * Signature stuff. + * + * ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: secsign.c,v 1.22 2010/02/10 00:49:43 wtc%google.com Exp $ */ + +#include <stdio.h> +#include "cryptohi.h" +#include "sechash.h" +#include "secder.h" +#include "keyhi.h" +#include "secoid.h" +#include "secdig.h" +#include "pk11func.h" +#include "secerr.h" +#include "keyi.h" + +struct SGNContextStr { + SECOidTag signalg; + SECOidTag hashalg; + void *hashcx; + const SECHashObject *hashobj; + SECKEYPrivateKey *key; +}; + +SGNContext * +SGN_NewContext(SECOidTag alg, SECKEYPrivateKey *key) +{ + SGNContext *cx; + SECOidTag hashalg, signalg; + KeyType keyType; + SECStatus rv; + + /* OK, map a PKCS #7 hash and encrypt algorithm into + * a standard hashing algorithm. Why did we pass in the whole + * PKCS #7 algTag if we were just going to change here you might + * ask. Well the answer is for some cards we may have to do the + * hashing on card. It may not support CKM_RSA_PKCS sign algorithm, + * it may just support CKM_RSA_PKCS_WITH_SHA1 and/or CKM_RSA_PKCS_WITH_MD5. + */ + /* we have a private key, not a public key, so don't pass it in */ + rv = sec_DecodeSigAlg(NULL, alg, NULL, &signalg, &hashalg); + if (rv != SECSuccess) { + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return 0; + } + keyType = seckey_GetKeyType(signalg); + + /* verify our key type */ + if (key->keyType != keyType && + !((key->keyType == dsaKey) && (keyType == fortezzaKey)) && + !((key->keyType == fortezzaKey) && (keyType == dsaKey)) ) { + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return 0; + } + +#ifndef NSS_ECC_MORE_THAN_SUITE_B + if (key->keyType == ecKey) { + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return 0; + } +#endif + + cx = (SGNContext*) PORT_ZAlloc(sizeof(SGNContext)); + if (cx) { + cx->hashalg = hashalg; + cx->signalg = signalg; + cx->key = key; + } + return cx; +} + +void +SGN_DestroyContext(SGNContext *cx, PRBool freeit) +{ + if (cx) { + if (cx->hashcx != NULL) { + (*cx->hashobj->destroy)(cx->hashcx, PR_TRUE); + cx->hashcx = NULL; + } + if (freeit) { + PORT_ZFree(cx, sizeof(SGNContext)); + } + } +} + +SECStatus +SGN_Begin(SGNContext *cx) +{ + if (cx->hashcx != NULL) { + (*cx->hashobj->destroy)(cx->hashcx, PR_TRUE); + cx->hashcx = NULL; + } + + cx->hashobj = HASH_GetHashObjectByOidTag(cx->hashalg); + if (!cx->hashobj) + return SECFailure; /* error code is already set */ + + cx->hashcx = (*cx->hashobj->create)(); + if (cx->hashcx == NULL) + return SECFailure; + + (*cx->hashobj->begin)(cx->hashcx); + return SECSuccess; +} + +SECStatus +SGN_Update(SGNContext *cx, const unsigned char *input, unsigned int inputLen) +{ + if (cx->hashcx == NULL) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + (*cx->hashobj->update)(cx->hashcx, input, inputLen); + return SECSuccess; +} + +/* XXX Old template; want to expunge it eventually. */ +static DERTemplate SECAlgorithmIDTemplate[] = { + { DER_SEQUENCE, + 0, NULL, sizeof(SECAlgorithmID) }, + { DER_OBJECT_ID, + offsetof(SECAlgorithmID,algorithm), }, + { DER_OPTIONAL | DER_ANY, + offsetof(SECAlgorithmID,parameters), }, + { 0, } +}; + +/* + * XXX OLD Template. Once all uses have been switched over to new one, + * remove this. + */ +static DERTemplate SGNDigestInfoTemplate[] = { + { DER_SEQUENCE, + 0, NULL, sizeof(SGNDigestInfo) }, + { DER_INLINE, + offsetof(SGNDigestInfo,digestAlgorithm), + SECAlgorithmIDTemplate, }, + { DER_OCTET_STRING, + offsetof(SGNDigestInfo,digest), }, + { 0, } +}; + +SECStatus +SGN_End(SGNContext *cx, SECItem *result) +{ + unsigned char digest[HASH_LENGTH_MAX]; + unsigned part1; + int signatureLen; + SECStatus rv; + SECItem digder, sigitem; + PRArenaPool *arena = 0; + SECKEYPrivateKey *privKey = cx->key; + SGNDigestInfo *di = 0; + + result->data = 0; + digder.data = 0; + + /* Finish up digest function */ + if (cx->hashcx == NULL) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + (*cx->hashobj->end)(cx->hashcx, digest, &part1, sizeof(digest)); + + + if (privKey->keyType == rsaKey) { + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if ( !arena ) { + rv = SECFailure; + goto loser; + } + + /* Construct digest info */ + di = SGN_CreateDigestInfo(cx->hashalg, digest, part1); + if (!di) { + rv = SECFailure; + goto loser; + } + + /* Der encode the digest as a DigestInfo */ + rv = DER_Encode(arena, &digder, SGNDigestInfoTemplate, + di); + if (rv != SECSuccess) { + goto loser; + } + } else { + digder.data = digest; + digder.len = part1; + } + + /* + ** Encrypt signature after constructing appropriate PKCS#1 signature + ** block + */ + signatureLen = PK11_SignatureLen(privKey); + if (signatureLen <= 0) { + PORT_SetError(SEC_ERROR_INVALID_KEY); + rv = SECFailure; + goto loser; + } + sigitem.len = signatureLen; + sigitem.data = (unsigned char*) PORT_Alloc(signatureLen); + + if (sigitem.data == NULL) { + rv = SECFailure; + goto loser; + } + + rv = PK11_Sign(privKey, &sigitem, &digder); + if (rv != SECSuccess) { + PORT_Free(sigitem.data); + sigitem.data = NULL; + goto loser; + } + + if ((cx->signalg == SEC_OID_ANSIX9_DSA_SIGNATURE) || + (cx->signalg == SEC_OID_ANSIX962_EC_PUBLIC_KEY)) { + /* DSAU_EncodeDerSigWithLen works for DSA and ECDSA */ + rv = DSAU_EncodeDerSigWithLen(result, &sigitem, sigitem.len); + PORT_Free(sigitem.data); + if (rv != SECSuccess) + goto loser; + } else { + result->len = sigitem.len; + result->data = sigitem.data; + } + + loser: + SGN_DestroyDigestInfo(di); + if (arena != NULL) { + PORT_FreeArena(arena, PR_FALSE); + } + return rv; +} + +/************************************************************************/ + +/* +** Sign a block of data returning in result a bunch of bytes that are the +** signature. Returns zero on success, an error code on failure. +*/ +SECStatus +SEC_SignData(SECItem *res, const unsigned char *buf, int len, + SECKEYPrivateKey *pk, SECOidTag algid) +{ + SECStatus rv; + SGNContext *sgn; + + + sgn = SGN_NewContext(algid, pk); + + if (sgn == NULL) + return SECFailure; + + rv = SGN_Begin(sgn); + if (rv != SECSuccess) + goto loser; + + rv = SGN_Update(sgn, buf, len); + if (rv != SECSuccess) + goto loser; + + rv = SGN_End(sgn, res); + + loser: + SGN_DestroyContext(sgn, PR_TRUE); + return rv; +} + +/************************************************************************/ + +DERTemplate CERTSignedDataTemplate[] = +{ + { DER_SEQUENCE, + 0, NULL, sizeof(CERTSignedData) }, + { DER_ANY, + offsetof(CERTSignedData,data), }, + { DER_INLINE, + offsetof(CERTSignedData,signatureAlgorithm), + SECAlgorithmIDTemplate, }, + { DER_BIT_STRING, + offsetof(CERTSignedData,signature), }, + { 0, } +}; + +SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate) + +const SEC_ASN1Template CERT_SignedDataTemplate[] = +{ + { SEC_ASN1_SEQUENCE, + 0, NULL, sizeof(CERTSignedData) }, + { SEC_ASN1_ANY, + offsetof(CERTSignedData,data), }, + { SEC_ASN1_INLINE | SEC_ASN1_XTRN, + offsetof(CERTSignedData,signatureAlgorithm), + SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate), }, + { SEC_ASN1_BIT_STRING, + offsetof(CERTSignedData,signature), }, + { 0, } +}; + +SEC_ASN1_CHOOSER_IMPLEMENT(CERT_SignedDataTemplate) + + +SECStatus +SEC_DerSignData(PRArenaPool *arena, SECItem *result, + unsigned char *buf, int len, SECKEYPrivateKey *pk, SECOidTag algID) +{ + SECItem it; + CERTSignedData sd; + SECStatus rv; + + it.data = 0; + + /* XXX We should probably have some asserts here to make sure the key type + * and algID match + */ + + if (algID == SEC_OID_UNKNOWN) { + switch(pk->keyType) { + case rsaKey: + algID = SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION; + break; + case dsaKey: + algID = SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST; + break; + case ecKey: + algID = SEC_OID_ANSIX962_ECDSA_SIGNATURE_WITH_SHA1_DIGEST; + break; + default: + PORT_SetError(SEC_ERROR_INVALID_KEY); + return SECFailure; + } + } + + /* Sign input buffer */ + rv = SEC_SignData(&it, buf, len, pk, algID); + if (rv) goto loser; + + /* Fill out SignedData object */ + PORT_Memset(&sd, 0, sizeof(sd)); + sd.data.data = buf; + sd.data.len = len; + sd.signature.data = it.data; + sd.signature.len = it.len << 3; /* convert to bit string */ + rv = SECOID_SetAlgorithmID(arena, &sd.signatureAlgorithm, algID, 0); + if (rv) goto loser; + + /* DER encode the signed data object */ + rv = DER_Encode(arena, result, CERTSignedDataTemplate, &sd); + /* FALL THROUGH */ + + loser: + PORT_Free(it.data); + return rv; +} + +SECStatus +SGN_Digest(SECKEYPrivateKey *privKey, + SECOidTag algtag, SECItem *result, SECItem *digest) +{ + int modulusLen; + SECStatus rv; + SECItem digder; + PRArenaPool *arena = 0; + SGNDigestInfo *di = 0; + + + result->data = 0; + + if (privKey->keyType == rsaKey) { + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if ( !arena ) { + rv = SECFailure; + goto loser; + } + + /* Construct digest info */ + di = SGN_CreateDigestInfo(algtag, digest->data, digest->len); + if (!di) { + rv = SECFailure; + goto loser; + } + + /* Der encode the digest as a DigestInfo */ + rv = DER_Encode(arena, &digder, SGNDigestInfoTemplate, + di); + if (rv != SECSuccess) { + goto loser; + } + } else { + digder.data = digest->data; + digder.len = digest->len; + } + + /* + ** Encrypt signature after constructing appropriate PKCS#1 signature + ** block + */ + modulusLen = PK11_SignatureLen(privKey); + if (modulusLen <= 0) { + PORT_SetError(SEC_ERROR_INVALID_KEY); + rv = SECFailure; + goto loser; + } + result->len = modulusLen; + result->data = (unsigned char*) PORT_Alloc(modulusLen); + + if (result->data == NULL) { + rv = SECFailure; + goto loser; + } + + rv = PK11_Sign(privKey, result, &digder); + if (rv != SECSuccess) { + PORT_Free(result->data); + result->data = NULL; + } + + loser: + SGN_DestroyDigestInfo(di); + if (arena != NULL) { + PORT_FreeArena(arena, PR_FALSE); + } + return rv; +} + +SECOidTag +SEC_GetSignatureAlgorithmOidTag(KeyType keyType, SECOidTag hashAlgTag) +{ + SECOidTag sigTag = SEC_OID_UNKNOWN; + + switch (keyType) { + case rsaKey: + switch (hashAlgTag) { + case SEC_OID_MD2: + sigTag = SEC_OID_PKCS1_MD2_WITH_RSA_ENCRYPTION; break; + case SEC_OID_MD5: + sigTag = SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION; break; + case SEC_OID_UNKNOWN: /* default for RSA if not specified */ + case SEC_OID_SHA1: + sigTag = SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION; break; + case SEC_OID_SHA256: + sigTag = SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION; break; + case SEC_OID_SHA384: + sigTag = SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION; break; + case SEC_OID_SHA512: + sigTag = SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION; break; + default: + break; + } + break; + case dsaKey: + switch (hashAlgTag) { + case SEC_OID_UNKNOWN: /* default for DSA if not specified */ + case SEC_OID_SHA1: + sigTag = SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST; break; + default: + break; + } + break; + case ecKey: + switch (hashAlgTag) { + case SEC_OID_UNKNOWN: /* default for ECDSA if not specified */ + case SEC_OID_SHA1: + sigTag = SEC_OID_ANSIX962_ECDSA_SHA1_SIGNATURE; break; + case SEC_OID_SHA256: + sigTag = SEC_OID_ANSIX962_ECDSA_SHA256_SIGNATURE; break; + case SEC_OID_SHA384: + sigTag = SEC_OID_ANSIX962_ECDSA_SHA384_SIGNATURE; break; + case SEC_OID_SHA512: + sigTag = SEC_OID_ANSIX962_ECDSA_SHA512_SIGNATURE; break; + default: + break; + } + default: + break; + } + return sigTag; +} diff --git a/mozilla/security/nss/lib/cryptohi/secvfy.c b/mozilla/security/nss/lib/cryptohi/secvfy.c new file mode 100644 index 0000000..1edef97 --- /dev/null +++ b/mozilla/security/nss/lib/cryptohi/secvfy.c @@ -0,0 +1,756 @@ +/* + * Verification stuff. + * + * ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape security libraries. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1994-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* $Id: secvfy.c,v 1.24 2010/06/23 02:13:56 wtc%google.com Exp $ */ + +#include <stdio.h> +#include "cryptohi.h" +#include "sechash.h" +#include "keyhi.h" +#include "secasn1.h" +#include "secoid.h" +#include "pk11func.h" +#include "secdig.h" +#include "secerr.h" +#include "keyi.h" + +/* +** Decrypt signature block using public key +** Store the hash algorithm oid tag in *tagp +** Store the digest in the digest buffer +** Store the digest length in *digestlen +** XXX this is assuming that the signature algorithm has WITH_RSA_ENCRYPTION +*/ +static SECStatus +DecryptSigBlock(SECOidTag *tagp, unsigned char *digest, + unsigned int *digestlen, unsigned int maxdigestlen, + SECKEYPublicKey *key, const SECItem *sig, char *wincx) +{ + SGNDigestInfo *di = NULL; + unsigned char *buf = NULL; + SECStatus rv; + SECOidTag tag; + SECItem it; + + if (key == NULL) goto loser; + + it.len = SECKEY_PublicKeyStrength(key); + if (!it.len) goto loser; + it.data = buf = (unsigned char *)PORT_Alloc(it.len); + if (!buf) goto loser; + + /* decrypt the block */ + rv = PK11_VerifyRecover(key, (SECItem *)sig, &it, wincx); + if (rv != SECSuccess) goto loser; + + di = SGN_DecodeDigestInfo(&it); + if (di == NULL) goto sigloser; + + /* + ** Finally we have the digest info; now we can extract the algorithm + ** ID and the signature block + */ + tag = SECOID_GetAlgorithmTag(&di->digestAlgorithm); + /* Check that tag is an appropriate algorithm */ + if (tag == SEC_OID_UNKNOWN) { + goto sigloser; + } + /* make sure the "parameters" are not too bogus. */ + if (di->digestAlgorithm.parameters.len > 2) { + goto sigloser; + } + if (di->digest.len > maxdigestlen) { + PORT_SetError(SEC_ERROR_OUTPUT_LEN); + goto loser; + } + PORT_Memcpy(digest, di->digest.data, di->digest.len); + *tagp = tag; + *digestlen = di->digest.len; + goto done; + + sigloser: + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + + loser: + rv = SECFailure; + + done: + if (di != NULL) SGN_DestroyDigestInfo(di); + if (buf != NULL) PORT_Free(buf); + + return rv; +} + + +struct VFYContextStr { + SECOidTag hashAlg; /* the hash algorithm */ + SECKEYPublicKey *key; + /* + * This buffer holds either the digest or the full signature + * depending on the type of the signature (key->keyType). It is + * defined as a union to make sure it always has enough space. + * + * Use the "buffer" union member to reference the buffer. + * Note: do not take the size of the "buffer" union member. Take + * the size of the union or some other union member instead. + */ + union { + unsigned char buffer[1]; + + /* the digest in the decrypted RSA signature */ + unsigned char rsadigest[HASH_LENGTH_MAX]; + /* the full DSA signature... 40 bytes */ + unsigned char dsasig[DSA_SIGNATURE_LEN]; + /* the full ECDSA signature */ + unsigned char ecdsasig[2 * MAX_ECKEY_LEN]; + } u; + unsigned int rsadigestlen; + void * wincx; + void *hashcx; + const SECHashObject *hashobj; + SECOidTag encAlg; /* enc alg */ + PRBool hasSignature; /* true if the signature was provided in the + * VFY_CreateContext call. If false, the + * signature must be provided with a + * VFY_EndWithSignature call. */ +}; + +/* + * decode the ECDSA or DSA signature from it's DER wrapping. + * The unwrapped/raw signature is placed in the buffer pointed + * to by dsig and has enough room for len bytes. + */ +static SECStatus +decodeECorDSASignature(SECOidTag algid, const SECItem *sig, unsigned char *dsig, + unsigned int len) { + SECItem *dsasig = NULL; /* also used for ECDSA */ + SECStatus rv=SECSuccess; + + if ((algid != SEC_OID_ANSIX9_DSA_SIGNATURE) && + (algid != SEC_OID_ANSIX962_EC_PUBLIC_KEY) ) { + if (sig->len != len) { + PORT_SetError(SEC_ERROR_BAD_DER); + return SECFailure; + } + + PORT_Memcpy(dsig, sig->data, sig->len); + return SECSuccess; + } + + if (algid == SEC_OID_ANSIX962_EC_PUBLIC_KEY) { + if (len > MAX_ECKEY_LEN * 2) { + PORT_SetError(SEC_ERROR_BAD_DER); + return SECFailure; + } + } + dsasig = DSAU_DecodeDerSigToLen((SECItem *)sig, len); + + if ((dsasig == NULL) || (dsasig->len != len)) { + rv = SECFailure; + } else { + PORT_Memcpy(dsig, dsasig->data, dsasig->len); + } + + if (dsasig != NULL) SECITEM_FreeItem(dsasig, PR_TRUE); + if (rv == SECFailure) PORT_SetError(SEC_ERROR_BAD_DER); + return rv; +} + +const SEC_ASN1Template hashParameterTemplate[] = +{ + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECItem) }, + { SEC_ASN1_OBJECT_ID, 0 }, + { SEC_ASN1_SKIP_REST }, + { 0, } +}; + +/* + * Pulls the hash algorithm, signing algorithm, and key type out of a + * composite algorithm. + * + * sigAlg: the composite algorithm to dissect. + * hashalg: address of a SECOidTag which will be set with the hash algorithm. + * encalg: address of a SECOidTag which will be set with the signing alg. + * + * Returns: SECSuccess if the algorithm was acceptable, SECFailure if the + * algorithm was not found or was not a signing algorithm. + */ +SECStatus +sec_DecodeSigAlg(const SECKEYPublicKey *key, SECOidTag sigAlg, + const SECItem *param, SECOidTag *encalg, SECOidTag *hashalg) +{ + int len; + PRArenaPool *arena; + SECStatus rv; + SECItem oid; + + PR_ASSERT(hashalg!=NULL); + PR_ASSERT(encalg!=NULL); + + switch (sigAlg) { + /* We probably shouldn't be generating MD2 signatures either */ + case SEC_OID_PKCS1_MD2_WITH_RSA_ENCRYPTION: + *hashalg = SEC_OID_MD2; + break; + case SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION: + *hashalg = SEC_OID_MD5; + break; + case SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION: + case SEC_OID_ISO_SHA_WITH_RSA_SIGNATURE: + case SEC_OID_ISO_SHA1_WITH_RSA_SIGNATURE: + *hashalg = SEC_OID_SHA1; + break; + case SEC_OID_PKCS1_RSA_ENCRYPTION: + case SEC_OID_PKCS1_RSA_PSS_SIGNATURE: + *hashalg = SEC_OID_UNKNOWN; /* get it from the RSA signature */ + break; + + case SEC_OID_ANSIX962_ECDSA_SHA256_SIGNATURE: + case SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION: + *hashalg = SEC_OID_SHA256; + break; + case SEC_OID_ANSIX962_ECDSA_SHA384_SIGNATURE: + case SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION: + *hashalg = SEC_OID_SHA384; + break; + case SEC_OID_ANSIX962_ECDSA_SHA512_SIGNATURE: + case SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION: + *hashalg = SEC_OID_SHA512; + break; + + /* what about normal DSA? */ + case SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST: + case SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST: + case SEC_OID_ANSIX962_ECDSA_SHA1_SIGNATURE: + *hashalg = SEC_OID_SHA1; + break; + case SEC_OID_MISSI_DSS: + case SEC_OID_MISSI_KEA_DSS: + case SEC_OID_MISSI_KEA_DSS_OLD: + case SEC_OID_MISSI_DSS_OLD: + *hashalg = SEC_OID_SHA1; + break; + case SEC_OID_ANSIX962_ECDSA_SIGNATURE_RECOMMENDED_DIGEST: + /* This is an EC algorithm. Recommended means the largest + * hash algorithm that is not reduced by the keysize of + * the EC algorithm. Note that key strength is in bytes and + * algorithms are specified in bits. Never use an algorithm + * weaker than sha1. */ + len = SECKEY_PublicKeyStrength(key); + if (len < 28) { /* 28 bytes == 224 bits */ + *hashalg = SEC_OID_SHA1; + } else if (len < 32) { /* 32 bytes == 256 bits */ + /* SHA 224 not supported in NSS */ + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return SECFailure; + } else if (len < 48) { /* 48 bytes == 384 bits */ + *hashalg = SEC_OID_SHA256; + } else if (len < 64) { /* 48 bytes == 512 bits */ + *hashalg = SEC_OID_SHA384; + } else { + /* use the largest in this case */ + *hashalg = SEC_OID_SHA512; + } + break; + case SEC_OID_ANSIX962_ECDSA_SIGNATURE_SPECIFIED_DIGEST: + if (param == NULL) { + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return SECFailure; + } + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) { + return SECFailure; + } + rv = SEC_QuickDERDecodeItem(arena, &oid, hashParameterTemplate, param); + if (rv != SECSuccess) { + PORT_FreeArena(arena, PR_FALSE); + return rv; + } + *hashalg = SECOID_FindOIDTag(&oid); + /* only accept hash algorithms */ + if (HASH_GetHashTypeByOidTag(*hashalg) == HASH_AlgNULL) { + /* error set by HASH_GetHashTypeByOidTag */ + return SECFailure; + } + break; + /* we don't implement MD4 hashes */ + case SEC_OID_PKCS1_MD4_WITH_RSA_ENCRYPTION: + default: + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return SECFailure; + } + /* get the "encryption" algorithm */ + switch (sigAlg) { + case SEC_OID_PKCS1_RSA_ENCRYPTION: + case SEC_OID_PKCS1_MD2_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION: + case SEC_OID_ISO_SHA_WITH_RSA_SIGNATURE: + case SEC_OID_ISO_SHA1_WITH_RSA_SIGNATURE: + case SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION: + case SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION: + *encalg = SEC_OID_PKCS1_RSA_ENCRYPTION; + break; + case SEC_OID_PKCS1_RSA_PSS_SIGNATURE: + *encalg = SEC_OID_PKCS1_RSA_PSS_SIGNATURE; + break; + + /* what about normal DSA? */ + case SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST: + case SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST: + *encalg = SEC_OID_ANSIX9_DSA_SIGNATURE; + break; + case SEC_OID_MISSI_DSS: + case SEC_OID_MISSI_KEA_DSS: + case SEC_OID_MISSI_KEA_DSS_OLD: + case SEC_OID_MISSI_DSS_OLD: + *encalg = SEC_OID_MISSI_DSS; + break; + case SEC_OID_ANSIX962_ECDSA_SHA1_SIGNATURE: + case SEC_OID_ANSIX962_ECDSA_SHA256_SIGNATURE: + case SEC_OID_ANSIX962_ECDSA_SHA384_SIGNATURE: + case SEC_OID_ANSIX962_ECDSA_SHA512_SIGNATURE: + case SEC_OID_ANSIX962_ECDSA_SIGNATURE_RECOMMENDED_DIGEST: + case SEC_OID_ANSIX962_ECDSA_SIGNATURE_SPECIFIED_DIGEST: + *encalg = SEC_OID_ANSIX962_EC_PUBLIC_KEY; + break; + /* we don't implement MD4 hashes */ + case SEC_OID_PKCS1_MD4_WITH_RSA_ENCRYPTION: + default: + PORT_SetError(SEC_ERROR_INVALID_ALGORITHM); + return SECFailure; + } + return SECSuccess; +} + +/* + * we can verify signatures that come from 2 different sources: + * one in with the signature contains a signature oid, and the other + * in which the signature is managed by a Public key (encAlg) oid + * and a hash oid. The latter is the more basic, so that's what + * our base vfyCreate function takes. + * + * There is one noteworthy corner case, if we are using an RSA key, and the + * signature block is provided, then the hashAlg can be specified as + * SEC_OID_UNKNOWN. In this case, verify will use the hash oid supplied + * in the RSA signature block. + */ +static VFYContext * +vfy_CreateContext(const SECKEYPublicKey *key, const SECItem *sig, + SECOidTag encAlg, SECOidTag hashAlg, SECOidTag *hash, void *wincx) +{ + VFYContext *cx; + SECStatus rv; + unsigned int sigLen; + KeyType type; + + /* make sure the encryption algorithm matches the key type */ + /* RSA-PSS algorithm can be used with both rsaKey and rsaPssKey */ + type = seckey_GetKeyType(encAlg); + if ((key->keyType != type) && + ((key->keyType != rsaKey) || (type != rsaPssKey))) { + PORT_SetError(SEC_ERROR_PKCS7_KEYALG_MISMATCH); + return NULL; + } + + cx = (VFYContext*) PORT_ZAlloc(sizeof(VFYContext)); + if (cx == NULL) { + goto loser; + } + + cx->wincx = wincx; + cx->hasSignature = (sig != NULL); + cx->encAlg = encAlg; + cx->hashAlg = hashAlg; + cx->key = SECKEY_CopyPublicKey(key); + rv = SECSuccess; + if (sig) { + switch (type) { + case rsaKey: + rv = DecryptSigBlock(&cx->hashAlg, cx->u.buffer, &cx->rsadigestlen, + HASH_LENGTH_MAX, cx->key, sig, (char*)wincx); + if (cx->hashAlg != hashAlg && hashAlg != SEC_OID_UNKNOWN) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + rv = SECFailure; + } + break; + case dsaKey: + case ecKey: + sigLen = SECKEY_SignatureLen(key); + if (sigLen == 0) { + /* error set by SECKEY_SignatureLen */ + rv = SECFailure; + break; + } + rv = decodeECorDSASignature(encAlg, sig, cx->u.buffer, sigLen); + break; + default: + rv = SECFailure; + PORT_SetError(SEC_ERROR_UNSUPPORTED_KEYALG); + break; + } + } + + if (rv) goto loser; + + /* check hash alg again, RSA may have changed it.*/ + if (HASH_GetHashTypeByOidTag(cx->hashAlg) == HASH_AlgNULL) { + /* error set by HASH_GetHashTypeByOidTag */ + goto loser; + } + + if (hash) { + *hash = cx->hashAlg; + } + return cx; + + loser: + if (cx) { + VFY_DestroyContext(cx, PR_TRUE); + } + return 0; +} + +VFYContext * +VFY_CreateContext(SECKEYPublicKey *key, SECItem *sig, SECOidTag sigAlg, + void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECStatus rv = sec_DecodeSigAlg(key, sigAlg, NULL, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return NULL; + } + return vfy_CreateContext(key, sig, encAlg, hashAlg, NULL, wincx); +} + +VFYContext * +VFY_CreateContextDirect(const SECKEYPublicKey *key, const SECItem *sig, + SECOidTag encAlg, SECOidTag hashAlg, + SECOidTag *hash, void *wincx) +{ + return vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx); +} + +VFYContext * +VFY_CreateContextWithAlgorithmID(const SECKEYPublicKey *key, const SECItem *sig, + const SECAlgorithmID *sigAlgorithm, SECOidTag *hash, void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECStatus rv = sec_DecodeSigAlg(key, + SECOID_GetAlgorithmTag((SECAlgorithmID *)sigAlgorithm), + &sigAlgorithm->parameters, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return NULL; + } + return vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx); +} + +void +VFY_DestroyContext(VFYContext *cx, PRBool freeit) +{ + if (cx) { + if (cx->hashcx != NULL) { + (*cx->hashobj->destroy)(cx->hashcx, PR_TRUE); + cx->hashcx = NULL; + } + if (cx->key) { + SECKEY_DestroyPublicKey(cx->key); + } + if (freeit) { + PORT_ZFree(cx, sizeof(VFYContext)); + } + } +} + +SECStatus +VFY_Begin(VFYContext *cx) +{ + if (cx->hashcx != NULL) { + (*cx->hashobj->destroy)(cx->hashcx, PR_TRUE); + cx->hashcx = NULL; + } + + cx->hashobj = HASH_GetHashObjectByOidTag(cx->hashAlg); + if (!cx->hashobj) + return SECFailure; /* error code is set */ + + cx->hashcx = (*cx->hashobj->create)(); + if (cx->hashcx == NULL) + return SECFailure; + + (*cx->hashobj->begin)(cx->hashcx); + return SECSuccess; +} + +SECStatus +VFY_Update(VFYContext *cx, const unsigned char *input, unsigned inputLen) +{ + if (cx->hashcx == NULL) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + (*cx->hashobj->update)(cx->hashcx, input, inputLen); + return SECSuccess; +} + +SECStatus +VFY_EndWithSignature(VFYContext *cx, SECItem *sig) +{ + unsigned char final[HASH_LENGTH_MAX]; + unsigned part; + SECItem hash,dsasig; /* dsasig is also used for ECDSA */ + SECStatus rv; + + if ((cx->hasSignature == PR_FALSE) && (sig == NULL)) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + + if (cx->hashcx == NULL) { + PORT_SetError(SEC_ERROR_INVALID_ARGS); + return SECFailure; + } + (*cx->hashobj->end)(cx->hashcx, final, &part, sizeof(final)); + switch (cx->key->keyType) { + case ecKey: + case dsaKey: + dsasig.data = cx->u.buffer; + dsasig.len = SECKEY_SignatureLen(cx->key); + if (dsasig.len == 0) { + return SECFailure; + } + if (sig) { + rv = decodeECorDSASignature(cx->encAlg, sig, dsasig.data, + dsasig.len); + if (rv != SECSuccess) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; + } + } + hash.data = final; + hash.len = part; + if (PK11_Verify(cx->key,&dsasig,&hash,cx->wincx) != SECSuccess) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; + } + break; + case rsaKey: + if (sig) { + SECOidTag hashid = SEC_OID_UNKNOWN; + rv = DecryptSigBlock(&hashid, cx->u.buffer, &cx->rsadigestlen, + HASH_LENGTH_MAX, cx->key, sig, (char*)cx->wincx); + if ((rv != SECSuccess) || (hashid != cx->hashAlg)) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; + } + } + if ((part != cx->rsadigestlen) || + PORT_Memcmp(final, cx->u.buffer, part)) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; + } + break; + default: + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; /* shouldn't happen */ + } + return SECSuccess; +} + +SECStatus +VFY_End(VFYContext *cx) +{ + return VFY_EndWithSignature(cx,NULL); +} + +/************************************************************************/ +/* + * Verify that a previously-computed digest matches a signature. + */ +static SECStatus +vfy_VerifyDigest(const SECItem *digest, const SECKEYPublicKey *key, + const SECItem *sig, SECOidTag encAlg, SECOidTag hashAlg, + void *wincx) +{ + SECStatus rv; + VFYContext *cx; + SECItem dsasig; /* also used for ECDSA */ + + rv = SECFailure; + + cx = vfy_CreateContext(key, sig, encAlg, hashAlg, NULL, wincx); + if (cx != NULL) { + switch (key->keyType) { + case rsaKey: + if ((digest->len != cx->rsadigestlen) || + PORT_Memcmp(digest->data, cx->u.buffer, digest->len)) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + } else { + rv = SECSuccess; + } + break; + case dsaKey: + case ecKey: + dsasig.data = cx->u.buffer; + dsasig.len = SECKEY_SignatureLen(cx->key); + if (dsasig.len == 0) { + break; + } + if (PK11_Verify(cx->key, &dsasig, (SECItem *)digest, cx->wincx) + != SECSuccess) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + } else { + rv = SECSuccess; + } + break; + default: + break; + } + VFY_DestroyContext(cx, PR_TRUE); + } + return rv; +} + +SECStatus +VFY_VerifyDigestDirect(const SECItem *digest, const SECKEYPublicKey *key, + const SECItem *sig, SECOidTag encAlg, + SECOidTag hashAlg, void *wincx) +{ + return vfy_VerifyDigest(digest, key, sig, encAlg, hashAlg, wincx); +} + +SECStatus +VFY_VerifyDigest(SECItem *digest, SECKEYPublicKey *key, SECItem *sig, + SECOidTag algid, void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECStatus rv = sec_DecodeSigAlg(key, algid, NULL, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return SECFailure; + } + return vfy_VerifyDigest(digest, key, sig, encAlg, hashAlg, wincx); +} + +/* + * this function takes an optional hash oid, which the digest function + * will be compared with our target hash value. + */ +SECStatus +VFY_VerifyDigestWithAlgorithmID(const SECItem *digest, + const SECKEYPublicKey *key, const SECItem *sig, + const SECAlgorithmID *sigAlgorithm, + SECOidTag hashCmp, void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECStatus rv = sec_DecodeSigAlg(key, + SECOID_GetAlgorithmTag((SECAlgorithmID *)sigAlgorithm), + &sigAlgorithm->parameters, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return rv; + } + if ( hashCmp != SEC_OID_UNKNOWN && + hashAlg != SEC_OID_UNKNOWN && + hashCmp != hashAlg) { + PORT_SetError(SEC_ERROR_BAD_SIGNATURE); + return SECFailure; + } + return vfy_VerifyDigest(digest, key, sig, encAlg, hashAlg, wincx); +} + +static SECStatus +vfy_VerifyData(const unsigned char *buf, int len, const SECKEYPublicKey *key, + const SECItem *sig, SECOidTag encAlg, SECOidTag hashAlg, + SECOidTag *hash, void *wincx) +{ + SECStatus rv; + VFYContext *cx; + + cx = vfy_CreateContext(key, sig, encAlg, hashAlg, hash, wincx); + if (cx == NULL) + return SECFailure; + + rv = VFY_Begin(cx); + if (rv == SECSuccess) { + rv = VFY_Update(cx, (unsigned char *)buf, len); + if (rv == SECSuccess) + rv = VFY_End(cx); + } + + VFY_DestroyContext(cx, PR_TRUE); + return rv; +} + +SECStatus +VFY_VerifyDataDirect(const unsigned char *buf, int len, + const SECKEYPublicKey *key, const SECItem *sig, + SECOidTag encAlg, SECOidTag hashAlg, + SECOidTag *hash, void *wincx) +{ + return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, hash, wincx); +} + +SECStatus +VFY_VerifyData(const unsigned char *buf, int len, const SECKEYPublicKey *key, + const SECItem *sig, SECOidTag algid, void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECStatus rv = sec_DecodeSigAlg(key, algid, NULL, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return rv; + } + return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, NULL, wincx); +} + +SECStatus +VFY_VerifyDataWithAlgorithmID(const unsigned char *buf, int len, + const SECKEYPublicKey *key, + const SECItem *sig, + const SECAlgorithmID *sigAlgorithm, + SECOidTag *hash, void *wincx) +{ + SECOidTag encAlg, hashAlg; + SECOidTag sigAlg = SECOID_GetAlgorithmTag((SECAlgorithmID *)sigAlgorithm); + SECStatus rv = sec_DecodeSigAlg(key, sigAlg, + &sigAlgorithm->parameters, &encAlg, &hashAlg); + if (rv != SECSuccess) { + return rv; + } + return vfy_VerifyData(buf, len, key, sig, encAlg, hashAlg, hash, wincx); +} |