diff options
Diffstat (limited to 'src/lib/libcrypto/bn/bn_gcd.c')
| -rw-r--r-- | src/lib/libcrypto/bn/bn_gcd.c | 50 |
1 files changed, 30 insertions, 20 deletions
diff --git a/src/lib/libcrypto/bn/bn_gcd.c b/src/lib/libcrypto/bn/bn_gcd.c index 379bea99ad..da9c29a8e5 100644 --- a/src/lib/libcrypto/bn/bn_gcd.c +++ b/src/lib/libcrypto/bn/bn_gcd.c | |||
| @@ -1,4 +1,4 @@ | |||
| 1 | /* $OpenBSD: bn_gcd.c,v 1.9 2014/07/11 08:44:47 jsing Exp $ */ | 1 | /* $OpenBSD: bn_gcd.c,v 1.10 2015/02/09 15:49:22 jsing Exp $ */ |
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| 3 | * All rights reserved. | 3 | * All rights reserved. |
| 4 | * | 4 | * |
| @@ -125,9 +125,9 @@ BN_gcd(BIGNUM *r, const BIGNUM *in_a, const BIGNUM *in_b, BN_CTX *ctx) | |||
| 125 | bn_check_top(in_b); | 125 | bn_check_top(in_b); |
| 126 | 126 | ||
| 127 | BN_CTX_start(ctx); | 127 | BN_CTX_start(ctx); |
| 128 | a = BN_CTX_get(ctx); | 128 | if ((a = BN_CTX_get(ctx)) == NULL) |
| 129 | b = BN_CTX_get(ctx); | 129 | goto err; |
| 130 | if (a == NULL || b == NULL) | 130 | if ((b = BN_CTX_get(ctx)) == NULL) |
| 131 | goto err; | 131 | goto err; |
| 132 | 132 | ||
| 133 | if (BN_copy(a, in_a) == NULL) | 133 | if (BN_copy(a, in_a) == NULL) |
| @@ -247,14 +247,19 @@ BN_mod_inverse(BIGNUM *in, const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx) | |||
| 247 | bn_check_top(n); | 247 | bn_check_top(n); |
| 248 | 248 | ||
| 249 | BN_CTX_start(ctx); | 249 | BN_CTX_start(ctx); |
| 250 | A = BN_CTX_get(ctx); | 250 | if ((A = BN_CTX_get(ctx)) == NULL) |
| 251 | B = BN_CTX_get(ctx); | 251 | goto err; |
| 252 | X = BN_CTX_get(ctx); | 252 | if ((B = BN_CTX_get(ctx)) == NULL) |
| 253 | D = BN_CTX_get(ctx); | 253 | goto err; |
| 254 | M = BN_CTX_get(ctx); | 254 | if ((X = BN_CTX_get(ctx)) == NULL) |
| 255 | Y = BN_CTX_get(ctx); | 255 | goto err; |
| 256 | T = BN_CTX_get(ctx); | 256 | if ((D = BN_CTX_get(ctx)) == NULL) |
| 257 | if (T == NULL) | 257 | goto err; |
| 258 | if ((M = BN_CTX_get(ctx)) == NULL) | ||
| 259 | goto err; | ||
| 260 | if ((Y = BN_CTX_get(ctx)) == NULL) | ||
| 261 | goto err; | ||
| 262 | if ((T = BN_CTX_get(ctx)) == NULL) | ||
| 258 | goto err; | 263 | goto err; |
| 259 | 264 | ||
| 260 | if (in == NULL) | 265 | if (in == NULL) |
| @@ -537,14 +542,19 @@ BN_mod_inverse_no_branch(BIGNUM *in, const BIGNUM *a, const BIGNUM *n, | |||
| 537 | bn_check_top(n); | 542 | bn_check_top(n); |
| 538 | 543 | ||
| 539 | BN_CTX_start(ctx); | 544 | BN_CTX_start(ctx); |
| 540 | A = BN_CTX_get(ctx); | 545 | if ((A = BN_CTX_get(ctx)) == NULL) |
| 541 | B = BN_CTX_get(ctx); | 546 | goto err; |
| 542 | X = BN_CTX_get(ctx); | 547 | if ((B = BN_CTX_get(ctx)) == NULL) |
| 543 | D = BN_CTX_get(ctx); | 548 | goto err; |
| 544 | M = BN_CTX_get(ctx); | 549 | if ((X = BN_CTX_get(ctx)) == NULL) |
| 545 | Y = BN_CTX_get(ctx); | 550 | goto err; |
| 546 | T = BN_CTX_get(ctx); | 551 | if ((D = BN_CTX_get(ctx)) == NULL) |
| 547 | if (T == NULL) | 552 | goto err; |
| 553 | if ((M = BN_CTX_get(ctx)) == NULL) | ||
| 554 | goto err; | ||
| 555 | if ((Y = BN_CTX_get(ctx)) == NULL) | ||
| 556 | goto err; | ||
| 557 | if ((T = BN_CTX_get(ctx)) == NULL) | ||
| 548 | goto err; | 558 | goto err; |
| 549 | 559 | ||
| 550 | if (in == NULL) | 560 | if (in == NULL) |