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authorParménides GV <parmegv@sdf.org>2014-06-13 12:21:38 +0200
committerParménides GV <parmegv@sdf.org>2014-06-13 12:21:38 +0200
commitd09435a9d2adb0d0cafa0b1f9f6cfe326346cbc6 (patch)
tree946278cd836aa6af639675f4eb5ec7378d783dd8 /app/openssl/crypto/rsa/rsa_lib.c
parent5d47fde84a03acb1201f8650c55dc0cd981df679 (diff)
parent3a71bc9e4aa4296f460e2e3c55de74c9852477ad (diff)
Merge branch 'develop' into release-0.5.2
Diffstat (limited to 'app/openssl/crypto/rsa/rsa_lib.c')
-rw-r--r--app/openssl/crypto/rsa/rsa_lib.c172
1 files changed, 11 insertions, 161 deletions
diff --git a/app/openssl/crypto/rsa/rsa_lib.c b/app/openssl/crypto/rsa/rsa_lib.c
index de45088d..c95ceafc 100644
--- a/app/openssl/crypto/rsa/rsa_lib.c
+++ b/app/openssl/crypto/rsa/rsa_lib.c
@@ -67,6 +67,10 @@
#include <openssl/engine.h>
#endif
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
+
const char RSA_version[]="RSA" OPENSSL_VERSION_PTEXT;
static const RSA_METHOD *default_RSA_meth=NULL;
@@ -87,12 +91,15 @@ const RSA_METHOD *RSA_get_default_method(void)
{
if (default_RSA_meth == NULL)
{
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode())
+ return FIPS_rsa_pkcs1_ssleay();
+ else
+ return RSA_PKCS1_SSLeay();
+#else
#ifdef RSA_NULL
default_RSA_meth=RSA_null_method();
#else
-#if 0 /* was: #ifdef RSAref */
- default_RSA_meth=RSA_PKCS1_RSAref();
-#else
default_RSA_meth=RSA_PKCS1_SSLeay();
#endif
#endif
@@ -181,7 +188,7 @@ RSA *RSA_new_method(ENGINE *engine)
ret->blinding=NULL;
ret->mt_blinding=NULL;
ret->bignum_data=NULL;
- ret->flags=ret->meth->flags;
+ ret->flags=ret->meth->flags & ~RSA_FLAG_NON_FIPS_ALLOW;
if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_RSA, ret, &ret->ex_data))
{
#ifndef OPENSSL_NO_ENGINE
@@ -280,163 +287,6 @@ void *RSA_get_ex_data(const RSA *r, int idx)
return(CRYPTO_get_ex_data(&r->ex_data,idx));
}
-int RSA_size(const RSA *r)
- {
- return(BN_num_bytes(r->n));
- }
-
-int RSA_public_encrypt(int flen, const unsigned char *from, unsigned char *to,
- RSA *rsa, int padding)
- {
- return(rsa->meth->rsa_pub_enc(flen, from, to, rsa, padding));
- }
-
-int RSA_private_encrypt(int flen, const unsigned char *from, unsigned char *to,
- RSA *rsa, int padding)
- {
- return(rsa->meth->rsa_priv_enc(flen, from, to, rsa, padding));
- }
-
-int RSA_private_decrypt(int flen, const unsigned char *from, unsigned char *to,
- RSA *rsa, int padding)
- {
- return(rsa->meth->rsa_priv_dec(flen, from, to, rsa, padding));
- }
-
-int RSA_public_decrypt(int flen, const unsigned char *from, unsigned char *to,
- RSA *rsa, int padding)
- {
- return(rsa->meth->rsa_pub_dec(flen, from, to, rsa, padding));
- }
-
-int RSA_flags(const RSA *r)
- {
- return((r == NULL)?0:r->meth->flags);
- }
-
-void RSA_blinding_off(RSA *rsa)
- {
- if (rsa->blinding != NULL)
- {
- BN_BLINDING_free(rsa->blinding);
- rsa->blinding=NULL;
- }
- rsa->flags &= ~RSA_FLAG_BLINDING;
- rsa->flags |= RSA_FLAG_NO_BLINDING;
- }
-
-int RSA_blinding_on(RSA *rsa, BN_CTX *ctx)
- {
- int ret=0;
-
- if (rsa->blinding != NULL)
- RSA_blinding_off(rsa);
-
- rsa->blinding = RSA_setup_blinding(rsa, ctx);
- if (rsa->blinding == NULL)
- goto err;
-
- rsa->flags |= RSA_FLAG_BLINDING;
- rsa->flags &= ~RSA_FLAG_NO_BLINDING;
- ret=1;
-err:
- return(ret);
- }
-
-static BIGNUM *rsa_get_public_exp(const BIGNUM *d, const BIGNUM *p,
- const BIGNUM *q, BN_CTX *ctx)
-{
- BIGNUM *ret = NULL, *r0, *r1, *r2;
-
- if (d == NULL || p == NULL || q == NULL)
- return NULL;
-
- BN_CTX_start(ctx);
- r0 = BN_CTX_get(ctx);
- r1 = BN_CTX_get(ctx);
- r2 = BN_CTX_get(ctx);
- if (r2 == NULL)
- goto err;
-
- if (!BN_sub(r1, p, BN_value_one())) goto err;
- if (!BN_sub(r2, q, BN_value_one())) goto err;
- if (!BN_mul(r0, r1, r2, ctx)) goto err;
-
- ret = BN_mod_inverse(NULL, d, r0, ctx);
-err:
- BN_CTX_end(ctx);
- return ret;
-}
-
-BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *in_ctx)
-{
- BIGNUM local_n;
- BIGNUM *e,*n;
- BN_CTX *ctx;
- BN_BLINDING *ret = NULL;
-
- if (in_ctx == NULL)
- {
- if ((ctx = BN_CTX_new()) == NULL) return 0;
- }
- else
- ctx = in_ctx;
-
- BN_CTX_start(ctx);
- e = BN_CTX_get(ctx);
- if (e == NULL)
- {
- RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (rsa->e == NULL)
- {
- e = rsa_get_public_exp(rsa->d, rsa->p, rsa->q, ctx);
- if (e == NULL)
- {
- RSAerr(RSA_F_RSA_SETUP_BLINDING, RSA_R_NO_PUBLIC_EXPONENT);
- goto err;
- }
- }
- else
- e = rsa->e;
-
-
- if ((RAND_status() == 0) && rsa->d != NULL && rsa->d->d != NULL)
- {
- /* if PRNG is not properly seeded, resort to secret
- * exponent as unpredictable seed */
- RAND_add(rsa->d->d, rsa->d->dmax * sizeof rsa->d->d[0], 0.0);
- }
-
- if (!(rsa->flags & RSA_FLAG_NO_CONSTTIME))
- {
- /* Set BN_FLG_CONSTTIME flag */
- n = &local_n;
- BN_with_flags(n, rsa->n, BN_FLG_CONSTTIME);
- }
- else
- n = rsa->n;
-
- ret = BN_BLINDING_create_param(NULL, e, n, ctx,
- rsa->meth->bn_mod_exp, rsa->_method_mod_n);
- if (ret == NULL)
- {
- RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_BN_LIB);
- goto err;
- }
- CRYPTO_THREADID_current(BN_BLINDING_thread_id(ret));
-err:
- BN_CTX_end(ctx);
- if (in_ctx == NULL)
- BN_CTX_free(ctx);
- if(rsa->e == NULL)
- BN_free(e);
-
- return ret;
-}
-
int RSA_memory_lock(RSA *r)
{
int i,j,k,off;