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author | Allan Sandfeld Jensen <allan.jensen@theqtcompany.com> | 2016-05-09 14:22:11 +0200 |
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committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2016-05-09 15:11:45 +0000 |
commit | 2ddb2d3e14eef3de7dbd0cef553d669b9ac2361c (patch) | |
tree | e75f511546c5fd1a173e87c1f9fb11d7ac8d1af3 /chromium/crypto/rsa_private_key.h | |
parent | a4f3d46271c57e8155ba912df46a05559d14726e (diff) | |
download | qtwebengine-chromium-2ddb2d3e14eef3de7dbd0cef553d669b9ac2361c.tar.gz |
BASELINE: Update Chromium to 51.0.2704.41
Also adds in all smaller components by reversing logic for exclusion.
Change-Id: Ibf90b506e7da088ea2f65dcf23f2b0992c504422
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
Diffstat (limited to 'chromium/crypto/rsa_private_key.h')
-rw-r--r-- | chromium/crypto/rsa_private_key.h | 138 |
1 files changed, 1 insertions, 137 deletions
diff --git a/chromium/crypto/rsa_private_key.h b/chromium/crypto/rsa_private_key.h index 9703334b504..5a6dc8cf012 100644 --- a/chromium/crypto/rsa_private_key.h +++ b/chromium/crypto/rsa_private_key.h @@ -25,144 +25,8 @@ typedef struct SECKEYPrivateKeyStr SECKEYPrivateKey; typedef struct SECKEYPublicKeyStr SECKEYPublicKey; #endif - namespace crypto { -// Used internally by RSAPrivateKey for serializing and deserializing -// PKCS #8 PrivateKeyInfo and PublicKeyInfo. -class PrivateKeyInfoCodec { - public: - // ASN.1 encoding of the AlgorithmIdentifier from PKCS #8. - static const uint8_t kRsaAlgorithmIdentifier[]; - - // ASN.1 tags for some types we use. - static const uint8_t kBitStringTag = 0x03; - static const uint8_t kIntegerTag = 0x02; - static const uint8_t kNullTag = 0x05; - static const uint8_t kOctetStringTag = 0x04; - static const uint8_t kSequenceTag = 0x30; - - // |big_endian| here specifies the byte-significance of the integer components - // that will be parsed & serialized (modulus(), etc...) during Import(), - // Export() and ExportPublicKeyInfo() -- not the ASN.1 DER encoding of the - // PrivateKeyInfo/PublicKeyInfo (which is always big-endian). - explicit PrivateKeyInfoCodec(bool big_endian); - - ~PrivateKeyInfoCodec(); - - // Exports the contents of the integer components to the ASN.1 DER encoding - // of the PrivateKeyInfo structure to |output|. - bool Export(std::vector<uint8_t>* output); - - // Exports the contents of the integer components to the ASN.1 DER encoding - // of the PublicKeyInfo structure to |output|. - bool ExportPublicKeyInfo(std::vector<uint8_t>* output); - - // Exports the contents of the integer components to the ASN.1 DER encoding - // of the RSAPublicKey structure to |output|. - bool ExportPublicKey(std::vector<uint8_t>* output); - - // Parses the ASN.1 DER encoding of the PrivateKeyInfo structure in |input| - // and populates the integer components with |big_endian_| byte-significance. - // IMPORTANT NOTE: This is currently *not* security-approved for importing - // keys from unstrusted sources. - bool Import(const std::vector<uint8_t>& input); - - // Accessors to the contents of the integer components of the PrivateKeyInfo - // structure. - std::vector<uint8_t>* modulus() { return &modulus_; } - std::vector<uint8_t>* public_exponent() { return &public_exponent_; } - std::vector<uint8_t>* private_exponent() { return &private_exponent_; } - std::vector<uint8_t>* prime1() { return &prime1_; } - std::vector<uint8_t>* prime2() { return &prime2_; } - std::vector<uint8_t>* exponent1() { return &exponent1_; } - std::vector<uint8_t>* exponent2() { return &exponent2_; } - std::vector<uint8_t>* coefficient() { return &coefficient_; } - - private: - // Utility wrappers for PrependIntegerImpl that use the class's |big_endian_| - // value. - void PrependInteger(const std::vector<uint8_t>& in, std::list<uint8_t>* out); - void PrependInteger(uint8_t* val, int num_bytes, std::list<uint8_t>* data); - - // Prepends the integer stored in |val| - |val + num_bytes| with |big_endian| - // byte-significance into |data| as an ASN.1 integer. - void PrependIntegerImpl(uint8_t* val, - int num_bytes, - std::list<uint8_t>* data, - bool big_endian); - - // Utility wrappers for ReadIntegerImpl that use the class's |big_endian_| - // value. - bool ReadInteger(uint8_t** pos, uint8_t* end, std::vector<uint8_t>* out); - bool ReadIntegerWithExpectedSize(uint8_t** pos, - uint8_t* end, - size_t expected_size, - std::vector<uint8_t>* out); - - // Reads an ASN.1 integer from |pos|, and stores the result into |out| with - // |big_endian| byte-significance. - bool ReadIntegerImpl(uint8_t** pos, - uint8_t* end, - std::vector<uint8_t>* out, - bool big_endian); - - // Prepends the integer stored in |val|, starting a index |start|, for - // |num_bytes| bytes onto |data|. - void PrependBytes(uint8_t* val, - int start, - int num_bytes, - std::list<uint8_t>* data); - - // Helper to prepend an ASN.1 length field. - void PrependLength(size_t size, std::list<uint8_t>* data); - - // Helper to prepend an ASN.1 type header. - void PrependTypeHeaderAndLength(uint8_t type, - uint32_t length, - std::list<uint8_t>* output); - - // Helper to prepend an ASN.1 bit string - void PrependBitString(uint8_t* val, - int num_bytes, - std::list<uint8_t>* output); - - // Read an ASN.1 length field. This also checks that the length does not - // extend beyond |end|. - bool ReadLength(uint8_t** pos, uint8_t* end, uint32_t* result); - - // Read an ASN.1 type header and its length. - bool ReadTypeHeaderAndLength(uint8_t** pos, - uint8_t* end, - uint8_t expected_tag, - uint32_t* length); - - // Read an ASN.1 sequence declaration. This consumes the type header and - // length field, but not the contents of the sequence. - bool ReadSequence(uint8_t** pos, uint8_t* end); - - // Read the RSA AlgorithmIdentifier. - bool ReadAlgorithmIdentifier(uint8_t** pos, uint8_t* end); - - // Read one of the two version fields in PrivateKeyInfo. - bool ReadVersion(uint8_t** pos, uint8_t* end); - - // The byte-significance of the stored components (modulus, etc..). - bool big_endian_; - - // Component integers of the PrivateKeyInfo - std::vector<uint8_t> modulus_; - std::vector<uint8_t> public_exponent_; - std::vector<uint8_t> private_exponent_; - std::vector<uint8_t> prime1_; - std::vector<uint8_t> prime2_; - std::vector<uint8_t> exponent1_; - std::vector<uint8_t> exponent2_; - std::vector<uint8_t> coefficient_; - - DISALLOW_COPY_AND_ASSIGN(PrivateKeyInfoCodec); -}; - // Encapsulates an RSA private key. Can be used to generate new keys, export // keys to other formats, or to extract a public key. // TODO(hclam): This class should be ref-counted so it can be reused easily. @@ -200,7 +64,7 @@ class CRYPTO_EXPORT RSAPrivateKey { // Creates a copy of the object. RSAPrivateKey* Copy() const; - // Exports the private key to a PKCS #1 PrivateKey block. + // Exports the private key to a PKCS #8 PrivateKeyInfo block. bool ExportPrivateKey(std::vector<uint8_t>* output) const; // Exports the public key to an X509 SubjectPublicKeyInfo block. |