diff options
Diffstat (limited to 'crypto/rsa/rsa_eay.c')
| -rw-r--r-- | crypto/rsa/rsa_eay.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/crypto/rsa/rsa_eay.c b/crypto/rsa/rsa_eay.c index 618b5bd595..8b8a1e279a 100644 --- a/crypto/rsa/rsa_eay.c +++ b/crypto/rsa/rsa_eay.c @@ -61,6 +61,7 @@ #include <openssl/bn.h> #include <openssl/rsa.h> #include <openssl/rand.h> +#include <openssl/engine.h> #ifndef RSA_NULL @@ -97,11 +98,13 @@ RSA_METHOD *RSA_PKCS1_SSLeay(void) static int RSA_eay_public_encrypt(int flen, unsigned char *from, unsigned char *to, RSA *rsa, int padding) { + const RSA_METHOD *meth; BIGNUM f,ret; int i,j,k,num=0,r= -1; unsigned char *buf=NULL; BN_CTX *ctx=NULL; + meth = ENGINE_get_RSA(rsa->engine); BN_init(&f); BN_init(&ret); if ((ctx=BN_CTX_new()) == NULL) goto err; @@ -143,7 +146,7 @@ static int RSA_eay_public_encrypt(int flen, unsigned char *from, goto err; } - if (!rsa->meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx, + if (!meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx, rsa->_method_mod_n)) goto err; /* put in leading 0 bytes if the number is less than the @@ -169,11 +172,13 @@ err: static int RSA_eay_private_encrypt(int flen, unsigned char *from, unsigned char *to, RSA *rsa, int padding) { + const RSA_METHOD *meth; BIGNUM f,ret; int i,j,k,num=0,r= -1; unsigned char *buf=NULL; BN_CTX *ctx=NULL; + meth = ENGINE_get_RSA(rsa->engine); BN_init(&f); BN_init(&ret); @@ -213,10 +218,10 @@ static int RSA_eay_private_encrypt(int flen, unsigned char *from, (rsa->dmp1 != NULL) && (rsa->dmq1 != NULL) && (rsa->iqmp != NULL)) ) - { if (!rsa->meth->rsa_mod_exp(&ret,&f,rsa)) goto err; } + { if (!meth->rsa_mod_exp(&ret,&f,rsa)) goto err; } else { - if (!rsa->meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL)) goto err; + if (!meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL)) goto err; } if (rsa->flags & RSA_FLAG_BLINDING) @@ -245,12 +250,14 @@ err: static int RSA_eay_private_decrypt(int flen, unsigned char *from, unsigned char *to, RSA *rsa, int padding) { + const RSA_METHOD *meth; BIGNUM f,ret; int j,num=0,r= -1; unsigned char *p; unsigned char *buf=NULL; BN_CTX *ctx=NULL; + meth = ENGINE_get_RSA(rsa->engine); BN_init(&f); BN_init(&ret); ctx=BN_CTX_new(); @@ -287,10 +294,10 @@ static int RSA_eay_private_decrypt(int flen, unsigned char *from, (rsa->dmp1 != NULL) && (rsa->dmq1 != NULL) && (rsa->iqmp != NULL)) ) - { if (!rsa->meth->rsa_mod_exp(&ret,&f,rsa)) goto err; } + { if (!meth->rsa_mod_exp(&ret,&f,rsa)) goto err; } else { - if (!rsa->meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL)) + if (!meth->bn_mod_exp(&ret,&f,rsa->d,rsa->n,ctx,NULL)) goto err; } @@ -338,12 +345,14 @@ err: static int RSA_eay_public_decrypt(int flen, unsigned char *from, unsigned char *to, RSA *rsa, int padding) { + const RSA_METHOD *meth; BIGNUM f,ret; int i,num=0,r= -1; unsigned char *p; unsigned char *buf=NULL; BN_CTX *ctx=NULL; + meth = ENGINE_get_RSA(rsa->engine); BN_init(&f); BN_init(&ret); ctx=BN_CTX_new(); @@ -374,7 +383,7 @@ static int RSA_eay_public_decrypt(int flen, unsigned char *from, goto err; } - if (!rsa->meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx, + if (!meth->bn_mod_exp(&ret,&f,rsa->e,rsa->n,ctx, rsa->_method_mod_n)) goto err; p=buf; @@ -409,10 +418,12 @@ err: static int RSA_eay_mod_exp(BIGNUM *r0, BIGNUM *I, RSA *rsa) { + const RSA_METHOD *meth; BIGNUM r1,m1; int ret=0; BN_CTX *ctx; + meth = ENGINE_get_RSA(rsa->engine); if ((ctx=BN_CTX_new()) == NULL) goto err; BN_init(&m1); BN_init(&r1); @@ -436,11 +447,11 @@ static int RSA_eay_mod_exp(BIGNUM *r0, BIGNUM *I, RSA *rsa) } if (!BN_mod(&r1,I,rsa->q,ctx)) goto err; - if (!rsa->meth->bn_mod_exp(&m1,&r1,rsa->dmq1,rsa->q,ctx, + if (!meth->bn_mod_exp(&m1,&r1,rsa->dmq1,rsa->q,ctx, rsa->_method_mod_q)) goto err; if (!BN_mod(&r1,I,rsa->p,ctx)) goto err; - if (!rsa->meth->bn_mod_exp(r0,&r1,rsa->dmp1,rsa->p,ctx, + if (!meth->bn_mod_exp(r0,&r1,rsa->dmp1,rsa->p,ctx, rsa->_method_mod_p)) goto err; if (!BN_sub(r0,r0,&m1)) goto err; |