From 425ceb0150f499db2eec25a289f5eeccadda369c Mon Sep 17 00:00:00 2001 From: Steve Holme Date: Tue, 25 Feb 2020 19:04:49 +0000 Subject: sha256: Added mbedtls implementation --- lib/sha256.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) (limited to 'lib/sha256.c') diff --git a/lib/sha256.c b/lib/sha256.c index d544381b2..db7e642de 100644 --- a/lib/sha256.c +++ b/lib/sha256.c @@ -36,7 +36,15 @@ #define USE_OPENSSL_SHA256 #endif +#endif /* USE_OPENSSL */ + +#ifdef USE_MBEDTLS +#include + +#if(MBEDTLS_VERSION_NUMBER >= 0x02070000) + #define HAS_RESULT_CODE_BASED_FUNCTIONS #endif +#endif /* USE_MBEDTLS */ #if defined(USE_OPENSSL_SHA256) @@ -100,6 +108,46 @@ static void SHA256_Final(unsigned char *digest, SHA256_CTX *ctx) gcry_md_close(*ctx); } +#elif defined(USE_MBEDTLS) + +#include + +#include "curl_memory.h" + +/* The last #include file should be: */ +#include "memdebug.h" + +typedef mbedtls_sha256_context SHA256_CTX; + +static void SHA256_Init(SHA256_CTX *ctx) +{ +#if !defined(HAS_RESULT_CODE_BASED_FUNCTIONS) + mbedtls_sha256_starts(ctx, 0); +#else + (void) mbedtls_sha256_starts_ret(ctx, 0); +#endif +} + +static void SHA256_Update(SHA256_CTX *ctx, + const unsigned char *data, + unsigned int length) +{ +#if !defined(HAS_RESULT_CODE_BASED_FUNCTIONS) + mbedtls_sha256_update(ctx, data, length); +#else + (void) mbedtls_sha256_update_ret(ctx, data, length); +#endif +} + +static void SHA256_Final(unsigned char *digest, SHA256_CTX *ctx) +{ +#if !defined(HAS_RESULT_CODE_BASED_FUNCTIONS) + mbedtls_sha256_finish(ctx, digest); +#else + (void) mbedtls_sha256_finish_ret(ctx, digest); +#endif +} + #else /* When no other crypto library is available we use this code segment */ -- cgit v1.2.3