diff options
Diffstat (limited to 'crypto/openssl/crypto/bn/bn_lib.c')
| -rw-r--r-- | crypto/openssl/crypto/bn/bn_lib.c | 60 |
1 files changed, 14 insertions, 46 deletions
diff --git a/crypto/openssl/crypto/bn/bn_lib.c b/crypto/openssl/crypto/bn/bn_lib.c index 5d62d88..0e6b12d9 100644 --- a/crypto/openssl/crypto/bn/bn_lib.c +++ b/crypto/openssl/crypto/bn/bn_lib.c @@ -71,14 +71,14 @@ const char *BN_version="Big Number" OPENSSL_VERSION_PTEXT; * 7 - 128 == 4096 * 8 - 256 == 8192 */ -OPENSSL_GLOBAL int bn_limit_bits=0; -OPENSSL_GLOBAL int bn_limit_num=8; /* (1<<bn_limit_bits) */ -OPENSSL_GLOBAL int bn_limit_bits_low=0; -OPENSSL_GLOBAL int bn_limit_num_low=8; /* (1<<bn_limit_bits_low) */ -OPENSSL_GLOBAL int bn_limit_bits_high=0; -OPENSSL_GLOBAL int bn_limit_num_high=8; /* (1<<bn_limit_bits_high) */ -OPENSSL_GLOBAL int bn_limit_bits_mont=0; -OPENSSL_GLOBAL int bn_limit_num_mont=8; /* (1<<bn_limit_bits_mont) */ +static int bn_limit_bits=0; +static int bn_limit_num=8; /* (1<<bn_limit_bits) */ +static int bn_limit_bits_low=0; +static int bn_limit_num_low=8; /* (1<<bn_limit_bits_low) */ +static int bn_limit_bits_high=0; +static int bn_limit_num_high=8; /* (1<<bn_limit_bits_high) */ +static int bn_limit_bits_mont=0; +static int bn_limit_num_mont=8; /* (1<<bn_limit_bits_mont) */ void BN_set_params(int mult, int high, int low, int mont) { @@ -304,42 +304,10 @@ BIGNUM *BN_new(void) return(ret); } - -BN_CTX *BN_CTX_new(void) - { - BN_CTX *ret; - - ret=(BN_CTX *)Malloc(sizeof(BN_CTX)); - if (ret == NULL) - { - BNerr(BN_F_BN_CTX_NEW,ERR_R_MALLOC_FAILURE); - return(NULL); - } - - BN_CTX_init(ret); - ret->flags=BN_FLG_MALLOCED; - return(ret); - } - -void BN_CTX_init(BN_CTX *ctx) - { - memset(ctx,0,sizeof(BN_CTX)); - ctx->tos=0; - ctx->flags=0; - } - -void BN_CTX_free(BN_CTX *c) - { - int i; - - if(c == NULL) - return; - - for (i=0; i<BN_CTX_NUM; i++) - BN_clear_free(&(c->bn[i])); - if (c->flags & BN_FLG_MALLOCED) - Free(c); - } +/* This is an internal function that should not be used in applications. + * It ensures that 'b' has enough room for a 'words' word number number. + * It is mostly used by the various BIGNUM routines. If there is an error, + * NULL is returned. If not, 'b' is returned. */ BIGNUM *bn_expand2(BIGNUM *b, int words) { @@ -389,7 +357,7 @@ BIGNUM *bn_expand2(BIGNUM *b, int words) * if A and B happen to share same cache line such code is going to * cause severe cache trashing. Both factors have severe impact on * performance of modern CPUs and this is the reason why this - * particulare piece of code is #ifdefed away and replaced by more + * particular piece of code is #ifdefed away and replaced by more * "friendly" version found in #else section below. This comment * also applies to BN_copy function. * @@ -420,7 +388,7 @@ BIGNUM *bn_expand2(BIGNUM *b, int words) A[0]=B[0]; case 0: /* I need the 'case 0' entry for utrix cc. - * If the optimiser is turned on, it does the + * If the optimizer is turned on, it does the * switch table by doing * a=top&7 * a--; |
