sock_manager.c File Reference

#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "sock_manager.h"

Macros
#define	FCGI_stdout   stdout
#define	FCGI_stderr   stderr
#define	logstream   stderr

Functions
SOCKET	open_listeningsocket (uint16_t port)
	open listening socket More...
SOCKET	accept_socket (SOCKET listening_socket)
	accept a new connection to the listenning socket More...
void	send_stream (SOCKET connected_socket, const void *stream, OPJ_SIZE_T length)
	send data stream to client More...
void *	receive_stream (SOCKET connected_socket, OPJ_SIZE_T length)
	receive data stream to client More...
OPJ_SIZE_T	receive_line (SOCKET connected_socket, char *p)
	receive a string line (ending with ' ') from client More...
char *	receive_string (SOCKET connected_socket)
	receive a string line (ending with ' ') from client, return malloc string More...
int	close_socket (SOCKET sock)
	close socket More...

Macro Definition Documentation

#define FCGI_stderr   stderr

Referenced by open_listeningsocket(), receive_line(), receive_stream(), and send_stream().

#define FCGI_stdout   stdout

#define logstream   stderr

Function Documentation

SOCKET accept_socket

(

SOCKET

listening_socket

)

accept a new connection to the listenning socket

Parameters

listening_socket

listenning socket

Returns

connected socket (-1 if error occurs)

Referenced by accept_connection(), and aux_streaming().

int close_socket

(

SOCKET

sock

)

close socket

Parameters

[in]

sock

closing socket

Returns

0 if succeed, -1 if failed

Referenced by aux_streaming(), close_aux_transport(), handle_clientreq(), open_listeningsocket(), and terminate_dec_server().

SOCKET open_listeningsocket

(

uint16_t

port

)

open listening socket

Parameters

port	opening port number

Returns

new socket

References close_socket(), and FCGI_stderr.

Referenced by init_aux_transport(), and init_dec_server().

OPJ_SIZE_T receive_line	(	SOCKET	connected_socket,
		char *	buf
	)

receive a string line (ending with '
') from client

Parameters

[in]	connected_socket	file descriptor of the connected socket
[out]	buf	string to be stored

Returns

red size

References FCGI_stderr.

Referenced by handle_PNMreqMSG(), identify_clientmsg(), receive_JPIPstream(), and receive_string().

void* receive_stream	(	SOCKET	connected_socket,
		OPJ_SIZE_T	length
	)

receive data stream to client

Parameters

[in]	connected_socket	file descriptor of the connected socket
[in]	length	length of the receiving stream

Returns

pointer to the data stream (memory allocated), NULL if failed

References FCGI_stderr.

Referenced by receive_JPIPstream(), and recv_ack().

char* receive_string

(

SOCKET

connected_socket

)

receive a string line (ending with '
') from client, return malloc string

Parameters

[in]

connected_socket

file descriptor of the connected socket

Returns

pointer to the string (memory allocated)

References BUF_LEN, and receive_line().

Referenced by handle_CIDreqMSG(), handle_dstCIDreqMSG(), handle_JP2saveMSG(), handle_PNMreqMSG(), handle_SIZreqMSG(), handle_TIDreqMSG(), handle_XMLreqMSG(), and identify_cid().

void send_stream	(	SOCKET	connected_socket,
		const void *	stream,
		OPJ_SIZE_T	length
	)

send data stream to client

Parameters

[in]	connected_socket	file descriptor of the connected socket
[in]	stream	data stream
[in]	length	length of data stream

References FCGI_stderr.

Referenced by aux_streaming(), response_signal(), send_IDstream(), send_PNMstream(), send_SIZstream(), and send_XMLstream().