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Initialize return values to an error

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Initializing the return values to an error is best practice and makes
the library more robust against programmer errors.
This commit is contained in:
Janos Follath
2019-12-16 11:46:15 +00:00
parent 2d20567122
commit 865b3ebf84
14 changed files with 185 additions and 163 deletions
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14
library/net_sockets.c
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@ -48,6 +48,8 @@
#include <string.h>
#include "mbedtls/error.h"
#if (defined(_WIN32) || defined(_WIN32_WCE)) && !defined(EFIX64) && \
!defined(EFI32)
@ -147,7 +149,7 @@ void mbedtls_net_init( mbedtls_net_context *ctx )
int mbedtls_net_connect( mbedtls_net_context *ctx, const char *host,
const char *port, int proto )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
struct addrinfo hints, *addr_list, *cur;
if( ( ret = net_prepare() ) != 0 )
@ -313,7 +315,7 @@ int mbedtls_net_accept( mbedtls_net_context *bind_ctx,
mbedtls_net_context *client_ctx,
void *client_ip, size_t buf_size, size_t *ip_len )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
int type;
struct sockaddr_storage client_addr;
@ -455,7 +457,7 @@ int mbedtls_net_set_nonblock( mbedtls_net_context *ctx )
int mbedtls_net_poll( mbedtls_net_context *ctx, uint32_t rw, uint32_t timeout )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
struct timeval tv;
fd_set read_fds;
@ -540,7 +542,7 @@ void mbedtls_net_usleep( unsigned long usec )
*/
int mbedtls_net_recv( void *ctx, unsigned char *buf, size_t len )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
int fd = ((mbedtls_net_context *) ctx)->fd;
if( fd < 0 )
@ -577,7 +579,7 @@ int mbedtls_net_recv( void *ctx, unsigned char *buf, size_t len )
int mbedtls_net_recv_timeout( void *ctx, unsigned char *buf,
size_t len, uint32_t timeout )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
struct timeval tv;
fd_set read_fds;
int fd = ((mbedtls_net_context *) ctx)->fd;
@ -620,7 +622,7 @@ int mbedtls_net_recv_timeout( void *ctx, unsigned char *buf,
*/
int mbedtls_net_send( void *ctx, const unsigned char *buf, size_t len )
{
int ret;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
int fd = ((mbedtls_net_context *) ctx)->fd;
if( fd < 0 )