TCP/IP read/write functions. More...
#include "urg_c/urg_detect_os.h"
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include "urg_c/urg_tcpclient.h"
#include <stdio.h>
Go to the source code of this file.
Enumerations | |
enum | { Invalid_desc = -1 } |
Functions | |
static void | set_block_mode (urg_tcpclient_t *cli) |
static int | tcpclient_buffer_data_num (urg_tcpclient_t *cli) |
static void | tcpclient_buffer_init (urg_tcpclient_t *cli) |
static int | tcpclient_buffer_read (urg_tcpclient_t *cli, char *data, int size) |
static int | tcpclient_buffer_write (urg_tcpclient_t *cli, const char *data, int size) |
void | tcpclient_close (urg_tcpclient_t *cli) |
destructor of tcp client module | |
int | tcpclient_error (urg_tcpclient_t *cli, char *error_message, int max_size) |
int | tcpclient_open (urg_tcpclient_t *cli, const char *ip_str, int port_num) |
constructor of tcp client module | |
int | tcpclient_read (urg_tcpclient_t *cli, char *userbuf, int req_size, int timeout) |
read from socket. | |
int | tcpclient_readline (urg_tcpclient_t *cli, char *userbuf, int buf_size, int timeout) |
read one line from socket. | |
int | tcpclient_write (urg_tcpclient_t *cli, const char *buf, int size) |
write to socket. |
TCP/IP read/write functions.
Definition in file urg_tcpclient.c.
anonymous enum |
Definition at line 24 of file urg_tcpclient.c.
static void set_block_mode | ( | urg_tcpclient_t * | cli | ) | [static] |
Definition at line 55 of file urg_tcpclient.c.
static int tcpclient_buffer_data_num | ( | urg_tcpclient_t * | cli | ) | [static] |
Definition at line 36 of file urg_tcpclient.c.
static void tcpclient_buffer_init | ( | urg_tcpclient_t * | cli | ) | [static] |
Definition at line 29 of file urg_tcpclient.c.
static int tcpclient_buffer_read | ( | urg_tcpclient_t * | cli, |
char * | data, | ||
int | size | ||
) | [static] |
Definition at line 49 of file urg_tcpclient.c.
static int tcpclient_buffer_write | ( | urg_tcpclient_t * | cli, |
const char * | data, | ||
int | size | ||
) | [static] |
Definition at line 42 of file urg_tcpclient.c.
void tcpclient_close | ( | urg_tcpclient_t * | cli | ) |
destructor of tcp client module
[in,out] | cli | : tcp client type variable which must be deallocated by a caller after closing. |
Definition at line 192 of file urg_tcpclient.c.
int tcpclient_error | ( | urg_tcpclient_t * | cli, |
char * | error_message, | ||
int | max_size | ||
) |
Definition at line 280 of file urg_tcpclient.c.
int tcpclient_open | ( | urg_tcpclient_t * | cli, |
const char * | server_ip_str, | ||
int | port_num | ||
) |
constructor of tcp client module
[in,out] | cli | tcp client type variable which must be allocated by a caller. |
[in] | server_ip_str | IP address expressed in string, i.e. "192.168.0.1" |
[in] | port_num | port number expressed in integer, i.e. port_num = 10200 |
0 | succeeded. |
-1 | error |
Definition at line 67 of file urg_tcpclient.c.
int tcpclient_read | ( | urg_tcpclient_t * | cli, |
char * | userbuf, | ||
int | req_size, | ||
int | timeout | ||
) |
read from socket.
[in,out] | cli | : tcp client type variable which must be deallocated by a caller after closing. |
[out] | userbuf | : buffer to store read data which must be allocated by a caller. |
[in] | req_size,: | data size requested to read in byte. |
[in] | timeout | : time out specification which unit is microsecond. |
Definition at line 206 of file urg_tcpclient.c.
int tcpclient_readline | ( | urg_tcpclient_t * | cli, |
char * | userbuf, | ||
int | buf_size, | ||
int | timeout | ||
) |
read one line from socket.
[in,out] | cli | : tcp client type variable which must be deallocated by a caller after closing. |
[out] | userbuf | : buffer to store read data which must be allocated by a caller. |
[in] | buf_size,: | data size requested to read in byte. |
[in] | timeout | : time out specification which unit is microsecond. |
Definition at line 292 of file urg_tcpclient.c.
int tcpclient_write | ( | urg_tcpclient_t * | cli, |
const char * | userbuf, | ||
int | req_size | ||
) |
write to socket.
[in,out] | cli | : tcp client type variable which must be deallocated by a caller after closing. |
[in] | userbuf | : data to write. |
[in] | req_size,: | data size requested to write in byte. |
Definition at line 273 of file urg_tcpclient.c.