check hash function returns in wolfSSL_EVP_DigestInit

This commit is contained in:
Chris Conlon
2017-09-28 11:19:51 -06:00
parent eff781c0aa
commit 34ef7207f9

View File

@ -13217,6 +13217,8 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD *md)
int wolfSSL_EVP_DigestInit(WOLFSSL_EVP_MD_CTX* ctx,
const WOLFSSL_EVP_MD* type)
{
int ret = SSL_SUCCESS;
WOLFSSL_ENTER("EVP_DigestInit");
if (ctx == NULL || type == NULL) {
@ -13233,43 +13235,43 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD *md)
if (XSTRNCMP(type, "SHA256", 6) == 0) {
ctx->macType = SHA256;
wolfSSL_SHA256_Init(&(ctx->hash.digest.sha256));
ret = wolfSSL_SHA256_Init(&(ctx->hash.digest.sha256));
}
#ifdef WOLFSSL_SHA224
else if (XSTRNCMP(type, "SHA224", 6) == 0) {
ctx->macType = SHA224;
wolfSSL_SHA224_Init(&(ctx->hash.digest.sha224));
ret = wolfSSL_SHA224_Init(&(ctx->hash.digest.sha224));
}
#endif
#ifdef WOLFSSL_SHA384
else if (XSTRNCMP(type, "SHA384", 6) == 0) {
ctx->macType = SHA384;
wolfSSL_SHA384_Init(&(ctx->hash.digest.sha384));
ret = wolfSSL_SHA384_Init(&(ctx->hash.digest.sha384));
}
#endif
#ifdef WOLFSSL_SHA512
else if (XSTRNCMP(type, "SHA512", 6) == 0) {
ctx->macType = SHA512;
wolfSSL_SHA512_Init(&(ctx->hash.digest.sha512));
ret = wolfSSL_SHA512_Init(&(ctx->hash.digest.sha512));
}
#endif
#ifndef NO_MD5
else if (XSTRNCMP(type, "MD5", 3) == 0) {
ctx->macType = MD5;
wolfSSL_MD5_Init(&(ctx->hash.digest.md5));
ret = wolfSSL_MD5_Init(&(ctx->hash.digest.md5));
}
#endif
#ifndef NO_SHA
/* has to be last since would pick or 224, 256, 384, or 512 too */
else if (XSTRNCMP(type, "SHA", 3) == 0) {
ctx->macType = SHA;
wolfSSL_SHA_Init(&(ctx->hash.digest.sha));
ret = wolfSSL_SHA_Init(&(ctx->hash.digest.sha));
}
#endif /* NO_SHA */
else
return BAD_FUNC_ARG;
return SSL_SUCCESS;
return ret;
}