Attachment 290347 Details for Bug 403531 – test program

[patch] test program

sendfiletest.c (text/plain), 1.28 KB, created by Jeff Layton on 2007-12-24 11:19:44 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Jeff Layton

Created: 2007-12-24 11:19:44 UTC

Size: 1.28 KB

patch

obsolete

>#include <sys/types.h>
>#include <sys/stat.h>
>#include <sys/socket.h>
>#include <stdlib.h>
>#include <unistd.h>
>#include <stdio.h>
>#include <errno.h>
>#include <fcntl.h>
>#include <sys/sendfile.h>
>#include <signal.h>
>
>int
>main (int argc, char **argv)
>{
>	int error;
>	int sv[2], fd;
>	pid_t pid;
>	off_t size, total;
>	struct stat sb;
>	char *buf;
>
>	if (argc < 2) {
>		printf("usage: %s <filename>\n", argv[0]);
>		return 1;
>	}
>
>	error = stat(argv[1], &sb);
>	if (error < 0) {
>		fprintf(stderr, "stat error (%d)\n", errno);
>		return errno;
>	}
>
>	error = socketpair(PF_UNIX, SOCK_STREAM, 0, &sv[0]);
>	if (error) {
>		fprintf(stderr, "socketpair failed (%d)\n", error);
>		return error;
>	}
>
>	buf = malloc(1024);
>	if (buf == NULL) {
>		fprintf(stderr, "malloc failed (%d)", errno);
>		return errno;
>	}
>
>	pid = fork();
>	if (pid < 0) {
>		fprintf(stderr, "fork failed (%d)\n", errno);
>		return errno;
>	} else if (pid == 0) {
>		/* child */
>		fd = open(argv[1], O_RDONLY);
>		if (fd < 0) {
>			fprintf(stderr, "open failed (%d)\n", errno);
>			return errno;
>		}
>		size = sendfile(sv[1], fd, 0, sb.st_size);
>		shutdown(sv[1], SHUT_WR);
>		sleep(1);
>	} else {
>		/* parent */
>		total = 0;
>		for (;;) {
>			size = recv(sv[0], buf, 1024, 0);
>			if (size <= 0)
>				break;
>			total += size;
>		}
>		printf("total size = %ld\n", total);
>	}
>
>	return 0;
>}

Actions: View | Diff

Attachments on bug 403531: 271831 | 290347