diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2011-01-25 16:55:27 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2011-01-25 16:55:27 +0000 |
commit | a7508fec1ab45e9b8a3f73e83c088af5d052eb4a (patch) | |
tree | bb7f9a85feb723062e634aa3a5e4ba02e3587ddc /crypto/dsa/dsa_sign.c | |
parent | c31945e6822450a894fa44ba26b553d3e8b9ac5b (diff) |
Move DSA_sign, DSA_verify to dsa_asn1.c and include separate versions of
DSA_SIG_new() and DSA_SIG_free() to remove ASN1 dependencies from DSA_do_sign()
and DSA_do_verify().
Diffstat (limited to 'crypto/dsa/dsa_sign.c')
-rw-r--r-- | crypto/dsa/dsa_sign.c | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/crypto/dsa/dsa_sign.c b/crypto/dsa/dsa_sign.c index 17555e5892..e02365a8b1 100644 --- a/crypto/dsa/dsa_sign.c +++ b/crypto/dsa/dsa_sign.c @@ -61,30 +61,38 @@ #include "cryptlib.h" #include <openssl/dsa.h> #include <openssl/rand.h> +#include <openssl/bn.h> DSA_SIG * DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) { return dsa->meth->dsa_do_sign(dgst, dlen, dsa); } -int DSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig, - unsigned int *siglen, DSA *dsa) +int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp) { - DSA_SIG *s; - RAND_seed(dgst, dlen); - s=DSA_do_sign(dgst,dlen,dsa); - if (s == NULL) - { - *siglen=0; - return(0); - } - *siglen=i2d_DSA_SIG(s,&sig); - DSA_SIG_free(s); - return(1); + return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp); } -int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp) +DSA_SIG *DSA_SIG_new(void) { - return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp); + DSA_SIG *sig; + sig = OPENSSL_malloc(sizeof(DSA_SIG)); + if (!sig) + return NULL; + sig->r = NULL; + sig->s = NULL; + return sig; + } + +void DSA_SIG_free(DSA_SIG *sig) + { + if (sig) + { + if (sig->r) + BN_free(sig->r); + if (sig->s) + BN_free(sig->s); + OPENSSL_free(sig); + } } |