diff options
Diffstat (limited to 'security/nss/lib/freebl/rsa.c')
-rw-r--r-- | security/nss/lib/freebl/rsa.c | 35 |
1 files changed, 10 insertions, 25 deletions
diff --git a/security/nss/lib/freebl/rsa.c b/security/nss/lib/freebl/rsa.c index a08636de6..7354d9317 100644 --- a/security/nss/lib/freebl/rsa.c +++ b/security/nss/lib/freebl/rsa.c @@ -276,10 +276,7 @@ RSAPrivateKey * RSA_NewKey(int keySizeInBits, SECItem *publicExponent) { unsigned int primeLen; - mp_int p = { 0, 0, 0, NULL }; - mp_int q = { 0, 0, 0, NULL }; - mp_int e = { 0, 0, 0, NULL }; - mp_int d = { 0, 0, 0, NULL }; + mp_int p, q, e, d; int kiter; int max_attempts; mp_err err = MP_OKAY; @@ -293,46 +290,34 @@ RSA_NewKey(int keySizeInBits, SECItem *publicExponent) PORT_SetError(SEC_ERROR_INVALID_ARGS); return NULL; } - /* 1. Set the public exponent and check if it's uneven and greater than 2.*/ - MP_DIGITS(&e) = 0; - CHECK_MPI_OK(mp_init(&e)); - SECITEM_TO_MPINT(*publicExponent, &e); - if (mp_iseven(&e) || !(mp_cmp_d(&e, 2) > 0)) { - PORT_SetError(SEC_ERROR_INVALID_ARGS); - goto cleanup; - } -#ifndef NSS_FIPS_DISABLED - /* Check that the exponent is not smaller than 65537 */ - if (mp_cmp_d(&e, 0x10001) < 0) { - PORT_SetError(SEC_ERROR_INVALID_ARGS); - goto cleanup; - } -#endif - - /* 2. Allocate arena & key */ + /* 1. Allocate arena & key */ arena = PORT_NewArena(NSS_FREEBL_DEFAULT_CHUNKSIZE); if (!arena) { PORT_SetError(SEC_ERROR_NO_MEMORY); - goto cleanup; + return NULL; } key = PORT_ArenaZNew(arena, RSAPrivateKey); if (!key) { PORT_SetError(SEC_ERROR_NO_MEMORY); - goto cleanup; + PORT_FreeArena(arena, PR_TRUE); + return NULL; } key->arena = arena; /* length of primes p and q (in bytes) */ primeLen = keySizeInBits / (2 * PR_BITS_PER_BYTE); MP_DIGITS(&p) = 0; MP_DIGITS(&q) = 0; + MP_DIGITS(&e) = 0; MP_DIGITS(&d) = 0; CHECK_MPI_OK(mp_init(&p)); CHECK_MPI_OK(mp_init(&q)); + CHECK_MPI_OK(mp_init(&e)); CHECK_MPI_OK(mp_init(&d)); - /* 3. Set the version number (PKCS1 v1.5 says it should be zero) */ + /* 2. Set the version number (PKCS1 v1.5 says it should be zero) */ SECITEM_AllocItem(arena, &key->version, 1); key->version.data[0] = 0; - + /* 3. Set the public exponent */ + SECITEM_TO_MPINT(*publicExponent, &e); kiter = 0; max_attempts = 5 * (keySizeInBits / 2); /* FIPS 186-4 B.3.3 steps 4.7 and 5.8 */ do { |