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-rw-r--r--ChangeLog16
-rw-r--r--der2dsa.c53
-rw-r--r--dsa.h35
-rw-r--r--tools/pkcs1-conv.c7
4 files changed, 66 insertions, 45 deletions
diff --git a/ChangeLog b/ChangeLog
index da8f29a8..64e6c97c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2009-10-19 Niels Möller <nisse@lysator.liu.se>
+
+ * tools/pkcs1-conv.c: Updated for dsa/der interface change.
+
+ * der2dsa.c (dsa_public_key_from_der_iterators): Split into two
+ new functions...
+ (dsa_params_from_der_iterator): New function.
+ (dsa_public_key_from_der_iterator): New function.
+ (dsa_openssl_private_key_from_der_iterator): Renamed, was
+ dsa_private_key_from_der_iterator.
+ (dsa_openssl_private_key_from_der): Likewise.
+ * dsa.h: Corresponding changees to prototypes and #defines.
+
2009-10-12 Niels Möller <nisse@lysator.liu.se>
* sexp-format.c: Removed conditioning on HAVE_LIBGMP.
@@ -14,7 +27,8 @@
* configure.ac (LIBHOGWEED_MINOR): Bumped libhogweed minor
version, now it's 1.1.
- * testsuite/rsa2sexp-test.c (test_main): Updated testcase for "rsa-pkcs1".
+ * testsuite/rsa2sexp-test.c (test_main): Updated testcase for
+ "rsa-pkcs1".
2009-10-11 Niels Möller <nisse@lysator.liu.se>
diff --git a/der2dsa.c b/der2dsa.c
index de8b4c85..656bc899 100644
--- a/der2dsa.c
+++ b/der2dsa.c
@@ -39,37 +39,45 @@
&& mpz_sgn((x)) > 0)
int
-dsa_public_key_from_der_iterators(struct dsa_public_key *pub,
- unsigned limit,
- struct asn1_der_iterator *i,
- struct asn1_der_iterator *j)
+dsa_params_from_der_iterator(struct dsa_public_key *pub,
+ unsigned limit,
+ struct asn1_der_iterator *i)
{
- /* DSAPublicKey ::= INTEGER
- Dss-Parms ::= SEQUENCE {
+ /* Dss-Parms ::= SEQUENCE {
p INTEGER,
q INTEGER,
g INTEGER
}
*/
-
return (i->type == ASN1_INTEGER
- && asn1_der_get_bignum(i, pub->y, limit)
- && mpz_sgn(pub->y) > 0
- && j->type == ASN1_INTEGER
- && asn1_der_get_bignum(j, pub->p, limit)
+ && asn1_der_get_bignum(i, pub->p, limit)
&& mpz_sgn(pub->p) > 0
- && GET(j, pub->q, limit)
- && GET(j, pub->g, limit)
+ && GET(i, pub->q, limit)
+ && GET(i, pub->g, limit)
&& asn1_der_iterator_next(i) == ASN1_ITERATOR_END);
+
+}
+
+int
+dsa_public_key_from_der_iterator(struct dsa_public_key *pub,
+ unsigned limit,
+ struct asn1_der_iterator *i)
+{
+ /* DSAPublicKey ::= INTEGER
+ */
+
+ return (i->type == ASN1_INTEGER
+ && asn1_der_get_bignum(i, pub->y, limit)
+ && mpz_sgn(pub->y) > 0);
}
/* FIXME: Rename this and the next function to something
openssl-specific? */
int
-dsa_private_key_from_der_iterator(struct dsa_public_key *pub,
- struct dsa_private_key *priv,
- unsigned limit,
- struct asn1_der_iterator *i)
+dsa_openssl_private_key_from_der_iterator(struct dsa_public_key *pub,
+ struct dsa_private_key *priv,
+ unsigned limit,
+ struct asn1_der_iterator *i)
{
/* DSAPrivateKey ::= SEQUENCE {
version Version,
@@ -97,7 +105,7 @@ dsa_private_key_from_der_iterator(struct dsa_public_key *pub,
}
int
-dsa_keypair_from_der(struct dsa_public_key *pub,
+dsa_openssl_private_key_from_der(struct dsa_public_key *pub,
struct dsa_private_key *priv,
unsigned limit,
unsigned length, const uint8_t *data)
@@ -107,11 +115,6 @@ dsa_keypair_from_der(struct dsa_public_key *pub,
res = asn1_der_iterator_first(&i, length, data);
- if (res != ASN1_ITERATOR_CONSTRUCTED)
- return 0;
-
- if (priv)
- return dsa_private_key_from_der_iterator(pub, priv, limit, &i);
- else
- return 0;
+ return (res == ASN1_ITERATOR_CONSTRUCTED
+ && dsa_openssl_private_key_from_der_iterator(pub, priv, limit, &i));
}
diff --git a/dsa.h b/dsa.h
index c8ce4934..32f691de 100644
--- a/dsa.h
+++ b/dsa.h
@@ -55,9 +55,10 @@ extern "C" {
#define dsa_keypair_to_sexp nettle_dsa_keypair_to_sexp
#define dsa_keypair_from_sexp_alist nettle_dsa_keypair_from_sexp_alist
#define dsa_keypair_from_sexp nettle_dsa_keypair_from_sexp
-#define dsa_public_key_from_der_iterators nettle_dsa_public_key_from_der_iterators
-#define dsa_private_key_from_der_iterator nettle_dsa_private_key_from_der_iterator
-#define dsa_keypair_from_der nettle_dsa_keypair_from_der
+#define dsa_params_from_der_iterator nettle_dsa_params_from_der_iterator
+#define dsa_public_key_from_der_iterator nettle_dsa_public_key_from_der_iterator
+#define dsa_openssl_private_key_from_der_iterator nettle_dsa_openssl_private_key_from_der_iterator
+#define dsa_openssl_private_key_from_der nettle_openssl_provate_key_from_der
#define DSA_MIN_P_BITS 512
#define DSA_Q_OCTETS 20
@@ -213,23 +214,25 @@ dsa_keypair_from_sexp(struct dsa_public_key *pub,
struct asn1_der_iterator;
int
-dsa_public_key_from_der_iterators(struct dsa_public_key *pub,
- unsigned limit,
- struct asn1_der_iterator *i,
- struct asn1_der_iterator *j);
+dsa_params_from_der_iterator(struct dsa_public_key *pub,
+ unsigned limit,
+ struct asn1_der_iterator *i);
+int
+dsa_public_key_from_der_iterator(struct dsa_public_key *pub,
+ unsigned limit,
+ struct asn1_der_iterator *i);
int
-dsa_private_key_from_der_iterator(struct dsa_public_key *pub,
- struct dsa_private_key *priv,
- unsigned limit,
- struct asn1_der_iterator *i);
+dsa_openssl_private_key_from_der_iterator(struct dsa_public_key *pub,
+ struct dsa_private_key *priv,
+ unsigned limit,
+ struct asn1_der_iterator *i);
-/* For public keys, use PRIV == NULL */
int
-dsa_keypair_from_der(struct dsa_public_key *pub,
- struct dsa_private_key *priv,
- unsigned limit,
- unsigned length, const uint8_t *data);
+dsa_openssl_private_key_from_der(struct dsa_public_key *pub,
+ struct dsa_private_key *priv,
+ unsigned limit,
+ unsigned length, const uint8_t *data);
#ifdef __cplusplus
diff --git a/tools/pkcs1-conv.c b/tools/pkcs1-conv.c
index 34a77948..158df5d4 100644
--- a/tools/pkcs1-conv.c
+++ b/tools/pkcs1-conv.c
@@ -317,8 +317,8 @@ convert_dsa_private_key(struct nettle_buffer *buffer, unsigned length, const uin
dsa_public_key_init(&pub);
dsa_private_key_init(&priv);
- if (dsa_keypair_from_der(&pub, &priv, 0,
- length, data))
+ if (dsa_openssl_private_key_from_der(&pub, &priv, 0,
+ length, data))
{
/* Reuses the buffer */
nettle_buffer_reset(buffer);
@@ -408,7 +408,8 @@ convert_public_key(struct nettle_buffer *buffer, unsigned length, const uint8_t
dsa_public_key_init(&pub);
- if (dsa_public_key_from_der_iterators(&pub, 0, &i, &j))
+ if (dsa_params_from_der_iterator(&pub, 0, &i)
+ && dsa_public_key_from_der_iterator(&pub, 0, &j))
{
nettle_buffer_reset(buffer);
res = dsa_keypair_to_sexp(buffer, NULL, &pub, NULL) > 0;
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