From 62f0afa2ecead02b1258dabab8097ca278a22f8f Mon Sep 17 00:00:00 2001 From: Mathieu Trudel-Lapierre Date: Wed, 21 Sep 2016 20:29:42 -0400 Subject: Import upstream version 0.9+1474479173.6c180c6 --- Cryptlib/Include/openssl/bn.h | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'Cryptlib/Include/openssl/bn.h') diff --git a/Cryptlib/Include/openssl/bn.h b/Cryptlib/Include/openssl/bn.h index 5696965e..86264ae6 100644 --- a/Cryptlib/Include/openssl/bn.h +++ b/Cryptlib/Include/openssl/bn.h @@ -125,6 +125,7 @@ #ifndef HEADER_BN_H # define HEADER_BN_H +# include # include # ifndef OPENSSL_NO_FP_API # include /* FILE */ @@ -721,8 +722,17 @@ const BIGNUM *BN_get0_nist_prime_521(void); /* library internal functions */ -# define bn_expand(a,bits) ((((((bits+BN_BITS2-1))/BN_BITS2)) <= (a)->dmax)?\ - (a):bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2)) +# define bn_expand(a,bits) \ + ( \ + bits > (INT_MAX - BN_BITS2 + 1) ? \ + NULL \ + : \ + (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax) ? \ + (a) \ + : \ + bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2) \ + ) + # define bn_wexpand(a,words) (((words) <= (a)->dmax)?(a):bn_expand2((a),(words))) BIGNUM *bn_expand2(BIGNUM *a, int words); # ifndef OPENSSL_NO_DEPRECATED -- cgit v1.2.3