ms_tcp.h

来自「1. 8623L平台」· C头文件 代码 · 共 50 行

/*
 *
 * Copyright (c) Sigma Designs, Inc. 2005. All rights reserved.
 *
 */
#ifndef __MS_TCP_H__
#define __MS_TCP_H__

#include "rmdef/rmdef.h"

struct ms_tcp_socket_s;
typedef struct ms_tcp_socket_s ms_tcp_socket_t;

/*
 * Create a new TCP socket, ready for sending data to url
 *
 * @param url- http url http://host:port/xxx
 * @return a valid ms_tcp_socket_t, or NULL on error
 */
ms_tcp_socket_t * open_ms_tcp_socket(RMascii *url);

/*
 * Close a TCP connection, and free associated resources
 * 
 * @param ms_socket - the socket to close
 */
void close_ms_tcp_socket(ms_tcp_socket_t *ms_socket);

/*
 * Send data on a TCP socket and wait for an anser for a given time.
 * This function is not reentrant, the answer should not be freed and
 * a subsequent call to ms_tcp_send_receive will modify it.
 *
 * @param ms_socket - ms_socket to use
 * @param message
 * @param message_size 
 * @param answer - answer received
 * @param answer_size - size of the answer
 * @param delay_s - global delay (s)
 * @return RM_OK on success, RM_ERROR if no message received in the given delay
 */
RMstatus ms_tcp_send_receive(
		ms_tcp_socket_t *ms_socket, 
		RMuint8 *message, RMuint32 message_size,
		RMuint8 **answer, RMuint32 *answer_size, 
		RMuint32 delay_s);

#endif