From 8fbd93724868f40dfe7d9e415446ff023d8eb89f Mon Sep 17 00:00:00 2001 From: Steve Holme Date: Thu, 20 Feb 2020 01:31:06 +0000 Subject: [PATCH] sha256: Added GNU TLS gcrypt implementation --- lib/sha256.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/lib/sha256.c b/lib/sha256.c index aa2274117..d544381b2 100644 --- a/lib/sha256.c +++ b/lib/sha256.c @@ -71,6 +71,35 @@ static void SHA256_Final(unsigned char *digest, SHA256_CTX *ctx) sha256_digest(ctx, SHA256_DIGEST_SIZE, digest); } +#elif defined(USE_GNUTLS) + +#include + +#include "curl_memory.h" + +/* The last #include file should be: */ +#include "memdebug.h" + +typedef gcry_md_hd_t SHA256_CTX; + +static void SHA256_Init(SHA256_CTX *ctx) +{ + gcry_md_open(ctx, GCRY_MD_SHA256, 0); +} + +static void SHA256_Update(SHA256_CTX *ctx, + const unsigned char *data, + unsigned int length) +{ + gcry_md_write(*ctx, data, length); +} + +static void SHA256_Final(unsigned char *digest, SHA256_CTX *ctx) +{ + memcpy(digest, gcry_md_read(*ctx, 0), SHA256_DIGEST_LENGTH); + gcry_md_close(*ctx); +} + #else /* When no other crypto library is available we use this code segment */