Attachment 178855 Details for Bug 212283 – Simple UDP based test program

Simple UDP based test program

send_udp.c (text/plain), 1.16 KB, created by Michael Tuexen on 2017-01-13 11:02:53 UTC

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Creator: Michael Tuexen

Created: 2017-01-13 11:02:53 UTC

Size: 1.16 KB

patch

obsolete

>#include <sys/types.h>
>#include <sys/socket.h>
>#include <netinet/in.h>
>#include <netinet/ip.h>
>#include <arpa/inet.h>
>#include <stdio.h>
>#include <stdlib.h>
>#include <string.h>
>#include <unistd.h>
>
>int
>main(int argc, char *argv[])
>{
>	struct sockaddr_in sin;
>	char *buffer;
>	int fd, length;
>	long i, n;
>
>	if (argc != 5) {
>		fprintf(stderr, "%s", "Usage: send_udp remote_addr remote_port buf_len send_count\n");
>		return (-1);
>	}
>	if ((fd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
>		perror("socket");
>	}
>	length = atoi(argv[3]);
>	if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &length, sizeof(int)) < 0) {
>		perror("setsockopt");
>	}
>	memset(&sin, 0, sizeof(struct sockaddr_in));
>	sin.sin_family = AF_INET;
>#if defined(__FreeBSD__) || defined(__APPLE__)
>	sin.sin_len = sizeof(struct sockaddr_in);
>#endif
>	sin.sin_port = htons(atoi(argv[2]));
>	sin.sin_addr.s_addr = inet_addr(argv[1]);
>	buffer = calloc(1, length);
>	n = atol(argv[4]);
>	for (i = 0; i < n; i++) {
>		if (sendto(fd, buffer, length, 0, (const struct sockaddr *)&sin,
>		    (socklen_t)sizeof(struct sockaddr_in)) != length) {
>			perror("send");
>		}
>	}
>	if (close(fd) < 0) {
>		perror("close");
>	}
>	free(buffer);
>	return (0);
>}

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Attachments on bug 212283: 174255 | 174350 | 174351 | 178331 | 178398 | 178409 | 178410 | 178417 | 178855