Initialise return values to an error

Initialising the return values to and error is best practice and makes
the library more robust.
This commit is contained in:
Janos Follath 2019-11-22 13:21:35 +00:00
parent a13b905d8d
commit 24eed8d2d2
43 changed files with 322 additions and 279 deletions

View file

@ -34,6 +34,7 @@
#include "mbedtls/sha256.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include <string.h>
@ -275,7 +276,7 @@ int mbedtls_sha256_update_ret( mbedtls_sha256_context *ctx,
const unsigned char *input,
size_t ilen )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
size_t fill;
uint32_t left;
@ -336,7 +337,7 @@ void mbedtls_sha256_update( mbedtls_sha256_context *ctx,
int mbedtls_sha256_finish_ret( mbedtls_sha256_context *ctx,
unsigned char output[32] )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
uint32_t used;
uint32_t high, low;
@ -414,7 +415,7 @@ int mbedtls_sha256_ret( const unsigned char *input,
unsigned char output[32],
int is224 )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_sha256_context ctx;
SHA256_VALIDATE_RET( is224 == 0 || is224 == 1 );