forked from xuos/xiuos
Add nuttx to the system framework, which is 10.1.0
This commit is contained in:
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/****************************************************************************
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* examples/poll/host.c
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*
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* Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <sys/socket.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <string.h>
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#include <errno.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#define pthread_addr_t void *
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#include "poll_internal.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#ifndef TARGETIP
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# error TARGETIP not defined
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#endif
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#define IOBUFFER_SIZE 80
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* main
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****************************************************************************/
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int main(int argc, char **argv, char **envp)
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{
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struct sockaddr_in myaddr;
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char outbuf[IOBUFFER_SIZE];
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char inbuf[IOBUFFER_SIZE];
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int sockfd;
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int len;
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int nbytessent;
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int nbytesrecvd;
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int i;
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/* Create a new TCP socket */
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sockfd = socket(PF_INET, SOCK_STREAM, 0);
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if (sockfd < 0)
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{
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printf("client socket failure %d\n", errno);
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goto errout_with_outbufs;
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}
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/* Connect the socket to the server */
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myaddr.sin_family = AF_INET;
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myaddr.sin_port = htons(LISTENER_PORT);
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myaddr.sin_addr.s_addr = inet_addr(TARGETIP);
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printf("client: Connecting to %s...\n", TARGETIP);
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if (connect( sockfd, (struct sockaddr*)&myaddr, sizeof(struct sockaddr_in)) < 0)
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{
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printf("client: connect failure: %d\n", errno);
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goto errout_with_socket;
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}
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printf("client: Connected\n");
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/* Then send and receive messages */
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for (i = 0; ; i++)
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{
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sprintf(outbuf, "Remote message %d", i);
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len = strlen(outbuf);
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printf("client: Sending '%s' (%d bytes)\n", outbuf, len);
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nbytessent = send(sockfd, outbuf, len, 0);
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printf("client: Sent %d bytes\n", nbytessent);
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if (nbytessent < 0)
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{
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printf("client: send failed: %d\n", errno);
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goto errout_with_socket;
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}
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else if (nbytessent != len)
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{
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printf("client: Bad send length: %d Expected: %d\n", nbytessent, len);
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goto errout_with_socket;
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}
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printf("client: Receiving...\n");
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nbytesrecvd = recv(sockfd, inbuf, IOBUFFER_SIZE, 0);
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if (nbytesrecvd < 0)
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{
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printf("client: recv failed: %d\n", errno);
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goto errout_with_socket;
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}
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else if (nbytesrecvd == 0)
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{
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printf("client: The server broke the connections\n");
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goto errout_with_socket;
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}
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inbuf[nbytesrecvd] = '\0';
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printf("client: Received '%s' (%d bytes)\n", inbuf, nbytesrecvd);
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if (nbytesrecvd != len)
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{
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printf("client: Bad recv length: %d Expected: %d\n", nbytesrecvd, len);
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goto errout_with_socket;
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}
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else if (memcmp(inbuf, outbuf, len) != 0)
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{
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printf("client: Received outbuf does not match sent outbuf\n");
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goto errout_with_socket;
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}
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printf("client: Sleeping\n");
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sleep(8);
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}
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close(sockfd);
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return 0;
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errout_with_socket:
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close(sockfd);
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errout_with_outbufs:
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exit(1);
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}
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