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Add ECDSA_SIG accessor.

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Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Dr. Stephen Henson 2015-10-27 18:51:04 +00:00
parent ef5b2ba6fb
commit 7236e3c8f7
2 changed files with 16 additions and 2 deletions
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10
crypto/ec/ec_asn1.c
View File

@ -1303,8 +1303,6 @@ int i2o_ECPublicKey(EC_KEY *a, unsigned char **out)
return buf_len;
}
#include <openssl/ecdsa.h>
ASN1_SEQUENCE(ECDSA_SIG) = {
ASN1_SIMPLE(ECDSA_SIG, r, CBIGNUM),
ASN1_SIMPLE(ECDSA_SIG, s, CBIGNUM)
@ -1313,3 +1311,11 @@ ASN1_SEQUENCE(ECDSA_SIG) = {
DECLARE_ASN1_FUNCTIONS_const(ECDSA_SIG)
DECLARE_ASN1_ENCODE_FUNCTIONS_const(ECDSA_SIG, ECDSA_SIG)
IMPLEMENT_ASN1_FUNCTIONS_const(ECDSA_SIG)
void ECDSA_SIG_get0(BIGNUM **pr, BIGNUM **ps, ECDSA_SIG *sig)
{
if (pr)
*pr = sig->r;
if (ps)
*ps = sig->s;
}

8
include/openssl/ec.h
View File

@ -1028,6 +1028,14 @@ int i2d_ECDSA_SIG(const ECDSA_SIG *sig, unsigned char **pp);
*/
ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **sig, const unsigned char **pp, long len);
/** Accessor for r and s fields of ECDSA_SIG
* \param sig pointer to ECDSA_SIG pointer
* \param pr pointer to BIGNUM pointer for r (may be NULL)
* \param ps pointer to BIGNUM pointer for s (may be NULL)
*/
void ECDSA_SIG_get0(BIGNUM **pr, BIGNUM **ps, ECDSA_SIG *sig);
# define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x)
# ifndef __cplusplus