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#include <sys/types.h>
#include <sys/socket.h>
#include <inttypes.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <sys/un.h>
#include <unistd.h>
#include "server-unix.h"
struct stream* stream_server_unix(const char *args) {
struct stream *s = NULL;
int fd = -1, cfd;
struct sockaddr_un sa;
s = malloc(sizeof(struct stream));
assert(s);
memset(s, 0, sizeof(struct stream));
if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0) {
fprintf(stderr, "socket(): %s\n", strerror(errno));
goto fail;
}
memset(&sa, 0, sizeof(sa));
sa.sun_family = AF_UNIX;
strncpy (sa.sun_path, args, sizeof(sa.sun_path)-1);
if (bind(fd, (struct sockaddr *) &sa, SUN_LEN(&sa)) < 0) {
fprintf(stderr, "bind(): %s\n", strerror(errno));
goto fail;
}
if (listen(fd, 1) < 0) {
fprintf(stderr, "listen(): %s\n", strerror(errno));
goto fail;
}
if ((cfd = accept(fd, NULL, 0)) < 0) {
fprintf(stderr, "accept(): %s\n", strerror(errno));
goto fail;
}
close(fd);
if (unlink(args) < 0)
fprintf(stderr, "WARNING: unlink('%s'): %s\n", args, strerror(errno));
s->input_fd = s->output_fd = cfd;
return s;
fail:
free(s);
if (fd >= 0)
close(fd);
unlink(args);
return NULL;
}
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