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Diffstat (limited to 'nuttx/examples/udp/udp-client.c')
-rw-r--r-- | nuttx/examples/udp/udp-client.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/nuttx/examples/udp/udp-client.c b/nuttx/examples/udp/udp-client.c deleted file mode 100644 index 545a3a6c3..000000000 --- a/nuttx/examples/udp/udp-client.c +++ /dev/null @@ -1,133 +0,0 @@ -/**************************************************************************** - * examples/udp/udp-client.c - * - * Copyright (C) 2007 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name Gregory Nutt nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <errno.h> - -#include "udp-internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -static inline void fill_buffer(unsigned char *buf, int offset) -{ - int ch; - int j; - - buf[0] = offset; - for (ch = 0x20, j = offset + 1; ch < 0x7f; ch++, j++) - { - if (j >= SENDSIZE) - { - j = 1; - } - buf[j] = ch; - } -} - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -void send_client(void) -{ - struct sockaddr_in server; - unsigned char outbuf[SENDSIZE]; - int sockfd; - int nbytes; - int offset; - - /* Create a new TCP socket */ - - sockfd = socket(PF_INET, SOCK_DGRAM, 0); - if (sockfd < 0) - { - message("client socket failure %d\n", errno); - exit(1); - } - - /* Then send and receive 256 messages */ - - for (offset = 0; offset < 256; offset++) - { - /* Set up the output buffer */ - - fill_buffer(outbuf, offset); - - /* Send the message */ - - server.sin_family = AF_INET; - server.sin_port = HTONS(PORTNO); - server.sin_addr.s_addr = HTONL(CONFIG_EXAMPLE_UDP_SERVERIP); - - message("client: %d. Sending %d bytes\n", offset, SENDSIZE); - nbytes = sendto(sockfd, outbuf, SENDSIZE, 0, - (struct sockaddr*)&server, sizeof(struct sockaddr_in)); - message("client: %d. Sent %d bytes\n", offset, nbytes); - - if (nbytes < 0) - { - message("client: %d. sendto failed: %d\n", offset, errno); - close(sockfd); - exit(-1); - } - else if (nbytes != SENDSIZE) - { - message("client: %d. Bad send length: %d Expected: %d\n", - offset, nbytes, SENDSIZE); - close(sockfd); - exit(-1); - } - - /* Now, sleep a bit. No packets should be dropped due to overrunning - * the server. - */ - - sleep(2); - } - close(sockfd); -} |