diff options
Diffstat (limited to 'src/include/openssl/ecdsa.h')
| -rw-r--r-- | src/include/openssl/ecdsa.h | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/src/include/openssl/ecdsa.h b/src/include/openssl/ecdsa.h index e045463..84702c3 100644 --- a/src/include/openssl/ecdsa.h +++ b/src/include/openssl/ecdsa.h @@ -148,6 +148,34 @@ OPENSSL_EXPORT int ECDSA_sign_ex(int type, const uint8_t *digest, /* ASN.1 functions. */ +/* ECDSA_SIG_parse parses a DER-encoded ECDSA-Sig-Value structure from |cbs| and + * advances |cbs|. It returns a newly-allocated |ECDSA_SIG| or NULL on error. */ +OPENSSL_EXPORT ECDSA_SIG *ECDSA_SIG_parse(CBS *cbs); + +/* ECDSA_SIG_from_bytes parses |in| as a DER-encoded ECDSA-Sig-Value structure. + * It returns a newly-allocated |ECDSA_SIG| structure or NULL on error. */ +OPENSSL_EXPORT ECDSA_SIG *ECDSA_SIG_from_bytes(const uint8_t *in, + size_t in_len); + +/* ECDSA_SIG_marshal marshals |sig| as a DER-encoded ECDSA-Sig-Value and appends + * the result to |cbb|. It returns one on success and zero on error. */ +OPENSSL_EXPORT int ECDSA_SIG_marshal(CBB *cbb, const ECDSA_SIG *sig); + +/* ECDSA_SIG_to_asn1 marshals |sig| as a DER-encoded ECDSA-Sig-Value and, on + * success, sets |*out_bytes| to a newly allocated buffer containing the result + * and returns one. Otherwise, it returns zero. The result should be freed with + * |OPENSSL_free|. */ +OPENSSL_EXPORT int ECDSA_SIG_to_bytes(uint8_t **out_bytes, size_t *out_len, + const ECDSA_SIG *sig); + +/* ECDSA_SIG_max_len returns the maximum length of a DER-encoded ECDSA-Sig-Value + * structure for a group whose order is represented in |order_len| bytes, or + * zero on overflow. */ +OPENSSL_EXPORT size_t ECDSA_SIG_max_len(size_t order_len); + + +/* Deprecated functions. */ + /* d2i_ECDSA_SIG parses an ASN.1, DER-encoded, signature from |len| bytes at * |*inp|. If |out| is not NULL then, on exit, a pointer to the result is in * |*out|. If |*out| is already non-NULL on entry then the result is written @@ -168,15 +196,11 @@ OPENSSL_EXPORT int i2d_ECDSA_SIG(const ECDSA_SIG *sig, uint8_t **outp); } /* extern C */ #endif -#define ECDSA_F_ECDSA_do_sign_ex 100 -#define ECDSA_F_ECDSA_do_verify 101 -#define ECDSA_F_ECDSA_sign_ex 102 -#define ECDSA_F_digest_to_bn 103 -#define ECDSA_F_ecdsa_sign_setup 104 #define ECDSA_R_BAD_SIGNATURE 100 #define ECDSA_R_MISSING_PARAMETERS 101 #define ECDSA_R_NEED_NEW_SETUP_VALUES 102 #define ECDSA_R_NOT_IMPLEMENTED 103 #define ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED 104 +#define ECDSA_R_ENCODE_ERROR 105 #endif /* OPENSSL_HEADER_ECDSA_H */ |