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Coverity CID 468110/468131

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file descriptors cannot be zero when not in use. This commit
enforces that for the test TCP proxy.
This commit is contained in:
matt335672
2025-02-01 17:27:20 +00:00
parent db32f9c6a3
commit 2d2934241c
1 changed files with 36 additions and 19 deletions
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tools/devel/tcp_proxy/main.c
+29 -12
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@@ -71,25 +71,28 @@ g_tcp_socket_ok(int sck)
static int
main_loop(char *local_port, char *remote_ip, char *remote_port, int hexdump)
{
int lis_sck;
int acc_sck;
int con_sck;
int lis_sck = -1;
int acc_sck = -1;
int con_sck = -1;
int sel;
int count;
int sent;
int error;
int i;
int acc_to_con;
int con_to_acc;
acc_to_con = 0;
con_to_acc = 0;
acc_sck = 0;
int acc_to_con = 0;
int con_to_acc = 0;
/* create the listening socket and setup options */
lis_sck = g_tcp_socket();
if (lis_sck < 0)
{
error = 1;
}
else
{
g_tcp_set_non_blocking(lis_sck);
error = g_tcp_bind(lis_sck, local_port);
}
if (error != 0)
{
@@ -135,7 +138,7 @@ main_loop(char *local_port, char *remote_ip, char *remote_port, int hexdump)
/* stop listening */
g_tcp_close(lis_sck);
lis_sck = 0;
lis_sck = -1;
if (error == 0)
{
@@ -144,13 +147,18 @@ main_loop(char *local_port, char *remote_ip, char *remote_port, int hexdump)
}
/* connect outgoing socket */
con_sck = 0;
if (error == 0)
{
con_sck = g_tcp_socket();
if (con_sck < 0)
{
error = 1;
}
else
{
g_tcp_set_non_blocking(con_sck);
error = g_tcp_connect(con_sck, remote_ip, remote_port);
}
if ((error == -1) && g_tcp_last_error_would_block(con_sck))
{
@@ -280,9 +288,18 @@ main_loop(char *local_port, char *remote_ip, char *remote_port, int hexdump)
}
}
if (lis_sck >= 0)
{
g_tcp_close(lis_sck);
}
if (con_sck >= 0)
{
g_tcp_close(con_sck);
}
if (acc_sck >= 0)
{
g_tcp_close(acc_sck);
}
LOG(LOG_LEVEL_INFO, "acc_to_con %d", acc_to_con);
LOG(LOG_LEVEL_INFO, "con_to_acc %d", con_to_acc);
return 0;