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提交 f8d7d2d6 编写于 作者: D Dr. Stephen Henson
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EC_KEY_METHOD accessors. 

Set of accessors to set and get each field.
Reviewed-by: NRichard Levitte <levitte@openssl.org>
上级 89313de5
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Showing with 269 addition and 0 deletion
crypto/ec/ec_kmeth.c
浏览文件 @ f8d7d2d6
......@@ -143,3 +143,175 @@ int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key,
ECerr(EC_F_ECDH_COMPUTE_KEY, EC_R_OPERATION_NOT_SUPPORTED);
return 0;
}
EC_KEY_METHOD *EC_KEY_METHOD_new(const EC_KEY_METHOD *meth)
{
EC_KEY_METHOD *ret;
ret = OPENSSL_zalloc(sizeof(*meth));
if (ret == NULL)
return NULL;
if (meth)
*ret = *meth;
ret->flags |= EC_KEY_METHOD_DYNAMIC;
return ret;
}
void EC_KEY_METHOD_free(EC_KEY_METHOD *meth)
{
if (meth->flags & EC_KEY_METHOD_DYNAMIC)
OPENSSL_free(meth);
}
void EC_KEY_METHOD_set_init(EC_KEY_METHOD *meth,
int (*init)(EC_KEY *key),
void (*finish)(EC_KEY *key),
int (*copy)(EC_KEY *dest, const EC_KEY *src),
int (*set_group)(EC_KEY *key, const EC_GROUP *grp),
int (*set_private)(EC_KEY *key,
const BIGNUM *priv_key),
int (*set_public)(EC_KEY *key,
const EC_POINT *pub_key))
{
meth->init = init;
meth->finish = finish;
meth->copy = copy;
meth->set_group = set_group;
meth->set_private = set_private;
meth->set_public = set_public;
}
void EC_KEY_METHOD_set_keygen(EC_KEY_METHOD *meth,
int (*keygen)(EC_KEY *key))
{
meth->keygen = keygen;
}
void EC_KEY_METHOD_set_compute_key(EC_KEY_METHOD *meth,
int (*ckey)(void *out,
size_t outlen,
const EC_POINT *pub_key,
EC_KEY *ecdh,
void *(*KDF) (const void *in,
size_t inlen,
void *out,
size_t *outlen)))
{
meth->compute_key = ckey;
}
void EC_KEY_METHOD_set_sign(EC_KEY_METHOD *meth,
int (*sign)(int type, const unsigned char *dgst,
int dlen, unsigned char *sig,
unsigned int *siglen,
const BIGNUM *kinv, const BIGNUM *r,
EC_KEY *eckey),
int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
BIGNUM **kinvp, BIGNUM **rp),
ECDSA_SIG *(*sign_sig)(const unsigned char *dgst,
int dgst_len,
const BIGNUM *in_kinv,
const BIGNUM *in_r,
EC_KEY *eckey))
{
meth->sign = sign;
meth->sign_setup = sign_setup;
meth->sign_sig = sign_sig;
}
void EC_KEY_METHOD_set_verify(EC_KEY_METHOD *meth,
int (*verify)(int type, const unsigned
char *dgst, int dgst_len,
const unsigned char *sigbuf,
int sig_len, EC_KEY *eckey),
int (*verify_sig)(const unsigned char *dgst,
int dgst_len,
const ECDSA_SIG *sig,
EC_KEY *eckey))
{
meth->verify = verify;
meth->verify_sig = verify_sig;
}
void EC_KEY_METHOD_get_init(EC_KEY_METHOD *meth,
int (**pinit)(EC_KEY *key),
void (**pfinish)(EC_KEY *key),
int (**pcopy)(EC_KEY *dest, const EC_KEY *src),
int (**pset_group)(EC_KEY *key,
const EC_GROUP *grp),
int (**pset_private)(EC_KEY *key,
const BIGNUM *priv_key),
int (**pset_public)(EC_KEY *key,
const EC_POINT *pub_key))
{
if (pinit != NULL)
*pinit = meth->init;
if (pfinish != NULL)
*pfinish = meth->finish;
if (pcopy != NULL)
*pcopy = meth->copy;
if (pset_group != NULL)
*pset_group = meth->set_group;
if (pset_private != NULL)
*pset_private = meth->set_private;
if (pset_public != NULL)
*pset_public = meth->set_public;
}
void EC_KEY_METHOD_get_keygen(EC_KEY_METHOD *meth,
int (**pkeygen)(EC_KEY *key))
{
if (pkeygen != NULL)
*pkeygen = meth->keygen;
}
void EC_KEY_METHOD_get_compute_key(EC_KEY_METHOD *meth,
int (**pck)(void *out,
size_t outlen,
const EC_POINT *pub_key,
EC_KEY *ecdh,
void *(*KDF) (const void *in,
size_t inlen,
void *out,
size_t *outlen)))
{
if (pck != NULL)
*pck = meth->compute_key;
}
void EC_KEY_METHOD_get_sign(EC_KEY_METHOD *meth,
int (**psign)(int type, const unsigned char *dgst,
int dlen, unsigned char *sig,
unsigned int *siglen,
const BIGNUM *kinv, const BIGNUM *r,
EC_KEY *eckey),
int (**psign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
BIGNUM **kinvp, BIGNUM **rp),
ECDSA_SIG *(**psign_sig)(const unsigned char *dgst,
int dgst_len,
const BIGNUM *in_kinv,
const BIGNUM *in_r,
EC_KEY *eckey))
{
if (psign != NULL)
*psign = meth->sign;
if (psign_setup != NULL)
*psign_setup = meth->sign_setup;
if (psign_sig != NULL)
*psign_sig = meth->sign_sig;
}
void EC_KEY_METHOD_get_verify(EC_KEY_METHOD *meth,
int (**pverify)(int type, const unsigned
char *dgst, int dgst_len,
const unsigned char *sigbuf,
int sig_len, EC_KEY *eckey),
int (**pverify_sig)(const unsigned char *dgst,
int dgst_len,
const ECDSA_SIG *sig,
EC_KEY *eckey))
{
if (pverify != NULL)
*pverify = meth->verify;
if (pverify_sig != NULL)
*pverify_sig = meth->verify_sig;
}
include/openssl/ec.h
浏览文件 @ f8d7d2d6
......@@ -1131,6 +1131,103 @@ int ECDSA_verify(int type, const unsigned char *dgst, int dgstlen,
*/
int ECDSA_size(const EC_KEY *eckey);
EC_KEY_METHOD *EC_KEY_METHOD_new(const EC_KEY_METHOD *meth);
void EC_KEY_METHOD_free(EC_KEY_METHOD *meth);
void EC_KEY_METHOD_set_init(EC_KEY_METHOD *meth,
int (*init)(EC_KEY *key),
void (*finish)(EC_KEY *key),
int (*copy)(EC_KEY *dest, const EC_KEY *src),
int (*set_group)(EC_KEY *key, const EC_GROUP *grp),
int (*set_private)(EC_KEY *key,
const BIGNUM *priv_key),
int (*set_public)(EC_KEY *key,
const EC_POINT *pub_key));
void EC_KEY_METHOD_set_keygen(EC_KEY_METHOD *meth,
int (*keygen)(EC_KEY *key));
void EC_KEY_METHOD_set_compute_key(EC_KEY_METHOD *meth,
int (*ckey)(void *out,
size_t outlen,
const EC_POINT *pub_key,
EC_KEY *ecdh,
void *(*KDF) (const void *in,
size_t inlen,
void *out,
size_t *outlen)));
void EC_KEY_METHOD_set_sign(EC_KEY_METHOD *meth,
int (*sign)(int type, const unsigned char *dgst,
int dlen, unsigned char *sig,
unsigned int *siglen,
const BIGNUM *kinv, const BIGNUM *r,
EC_KEY *eckey),
int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
BIGNUM **kinvp, BIGNUM **rp),
ECDSA_SIG *(*sign_sig)(const unsigned char *dgst,
int dgst_len,
const BIGNUM *in_kinv,
const BIGNUM *in_r,
EC_KEY *eckey));
void EC_KEY_METHOD_set_verify(EC_KEY_METHOD *meth,
int (*verify)(int type, const unsigned
char *dgst, int dgst_len,
const unsigned char *sigbuf,
int sig_len, EC_KEY *eckey),
int (*verify_sig)(const unsigned char *dgst,
int dgst_len,
const ECDSA_SIG *sig,
EC_KEY *eckey));
void EC_KEY_METHOD_get_init(EC_KEY_METHOD *meth,
int (**pinit)(EC_KEY *key),
void (**pfinish)(EC_KEY *key),
int (**pcopy)(EC_KEY *dest, const EC_KEY *src),
int (**pset_group)(EC_KEY *key,
const EC_GROUP *grp),
int (**pset_private)(EC_KEY *key,
const BIGNUM *priv_key),
int (**pset_public)(EC_KEY *key,
const EC_POINT *pub_key));
void EC_KEY_METHOD_get_keygen(EC_KEY_METHOD *meth,
int (**pkeygen)(EC_KEY *key));
void EC_KEY_METHOD_get_compute_key(EC_KEY_METHOD *meth,
int (**pck)(void *out,
size_t outlen,
const EC_POINT *pub_key,
EC_KEY *ecdh,
void *(*KDF) (const void *in,
size_t inlen,
void *out,
size_t *outlen)));
void EC_KEY_METHOD_get_sign(EC_KEY_METHOD *meth,
int (**psign)(int type, const unsigned char *dgst,
int dlen, unsigned char *sig,
unsigned int *siglen,
const BIGNUM *kinv, const BIGNUM *r,
EC_KEY *eckey),
int (**psign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
BIGNUM **kinvp, BIGNUM **rp),
ECDSA_SIG *(**psign_sig)(const unsigned char *dgst,
int dgst_len,
const BIGNUM *in_kinv,
const BIGNUM *in_r,
EC_KEY *eckey));
void EC_KEY_METHOD_get_verify(EC_KEY_METHOD *meth,
int (**pverify)(int type, const unsigned
char *dgst, int dgst_len,
const unsigned char *sigbuf,
int sig_len, EC_KEY *eckey),
int (**pverify_sig)(const unsigned char *dgst,
int dgst_len,
const ECDSA_SIG *sig,
EC_KEY *eckey));
# define ECParameters_dup(x) ASN1_dup_of(EC_KEY,i2d_ECParameters,d2i_ECParameters,x)
# ifndef __cplusplus
......
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