lib/mbedtls
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Initialise return values to an error

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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
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11
library/pem.c
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@@ -34,6 +34,7 @@
#include "mbedtls/md5.h"
#include "mbedtls/cipher.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include <string.h>
@@ -85,7 +86,7 @@ static int pem_pbkdf1( unsigned char *key, size_t keylen,
mbedtls_md5_context md5_ctx;
unsigned char md5sum[16];
size_t use_len;
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_md5_init( &md5_ctx );
@@ -146,7 +147,7 @@ static int pem_des_decrypt( unsigned char des_iv[8],
{
mbedtls_des_context des_ctx;
unsigned char des_key[8];
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_des_init( &des_ctx );
@@ -174,7 +175,7 @@ static int pem_des3_decrypt( unsigned char des3_iv[8],
{
mbedtls_des3_context des3_ctx;
unsigned char des3_key[24];
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_des3_init( &des3_ctx );
@@ -204,7 +205,7 @@ static int pem_aes_decrypt( unsigned char aes_iv[16], unsigned int keylen,
{
mbedtls_aes_context aes_ctx;
unsigned char aes_key[32];
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
mbedtls_aes_init( &aes_ctx );
@@ -439,7 +440,7 @@ int mbedtls_pem_write_buffer( const char *header, const char *footer,
const unsigned char *der_data, size_t der_len,
unsigned char *buf, size_t buf_len, size_t *olen )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned char *encode_buf = NULL, *c, *p = buf;
size_t len = 0, use_len, add_len = 0;