From d5371324d978e4096bf99b9d0fe71b2cb65d9dc8 Mon Sep 17 00:00:00 2001 From: Andy Polyakov Date: Fri, 1 Feb 2013 10:10:32 +0100 Subject: [PATCH] s3/s3_cbc.c: allow for compilations with NO_SHA256|512. --- ssl/s3_cbc.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/ssl/s3_cbc.c b/ssl/s3_cbc.c index 2c87b27eb1..da53a6da3b 100644 --- a/ssl/s3_cbc.c +++ b/ssl/s3_cbc.c @@ -339,7 +339,9 @@ static void tls1_sha1_final_raw(void* ctx, unsigned char *md_out) l2n(sha1->h3, md_out); l2n(sha1->h4, md_out); } +#define LARGEST_DIGEST_CTX SHA_CTX +#ifndef OPENSSL_NO_SHA256 static void tls1_sha256_final_raw(void* ctx, unsigned char *md_out) { SHA256_CTX *sha256 = ctx; @@ -350,7 +352,11 @@ static void tls1_sha256_final_raw(void* ctx, unsigned char *md_out) l2n(sha256->h[i], md_out); } } +#undef LARGEST_DIGEST_CTX +#define LARGEST_DIGEST_CTX SHA256_CTX +#endif +#ifndef OPENSSL_NO_SHA512 static void tls1_sha512_final_raw(void* ctx, unsigned char *md_out) { SHA512_CTX *sha512 = ctx; @@ -361,6 +367,9 @@ static void tls1_sha512_final_raw(void* ctx, unsigned char *md_out) l2n8(sha512->h[i], md_out); } } +#undef LARGEST_DIGEST_CTX +#define LARGEST_DIGEST_CTX SHA512_CTX +#endif /* ssl3_cbc_record_digest_supported returns 1 iff |ctx| uses a hash function * which ssl3_cbc_digest_record supports. */ @@ -374,10 +383,14 @@ char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx) { case NID_md5: case NID_sha1: +#ifndef OPENSSL_NO_SHA256 case NID_sha224: case NID_sha256: +#endif +#ifndef OPENSSL_NO_SHA512 case NID_sha384: case NID_sha512: +#endif return 1; default: return 0; @@ -416,7 +429,7 @@ void ssl3_cbc_digest_record( char is_sslv3) { union { double align; - unsigned char c[sizeof(SHA512_CTX)]; } md_state; + unsigned char c[sizeof(LARGEST_DIGEST_CTX)]; } md_state; void (*md_final_raw)(void *ctx, unsigned char *md_out); void (*md_transform)(void *ctx, const unsigned char *block); unsigned md_size, md_block_size = 64; @@ -454,6 +467,7 @@ void ssl3_cbc_digest_record( md_transform = (void(*)(void *ctx, const unsigned char *block)) SHA1_Transform; md_size = 20; break; +#ifndef OPENSSL_NO_SHA256 case NID_sha224: SHA224_Init((SHA256_CTX*)md_state.c); md_final_raw = tls1_sha256_final_raw; @@ -466,6 +480,8 @@ void ssl3_cbc_digest_record( md_transform = (void(*)(void *ctx, const unsigned char *block)) SHA256_Transform; md_size = 32; break; +#endif +#ifndef OPENSSL_NO_SHA512 case NID_sha384: SHA384_Init((SHA512_CTX*)md_state.c); md_final_raw = tls1_sha512_final_raw; @@ -482,6 +498,7 @@ void ssl3_cbc_digest_record( md_block_size = 128; md_length_size = 16; break; +#endif default: /* ssl3_cbc_record_digest_supported should have been * called first to check that the hash function is -- 2.40.0