initial commit

git-svn-id: file:///home/lennart/svn/public/bidilink/trunk@3 9cde1c1d-e4d0-0310-8a68-bf217395ea82

1 files changed, 65 insertions, 0 deletions

diff --git a/src/server-unix.c b/src/server-unix.c
new file mode 100644
index 0000000..36f1a4c
--- /dev/null
+++ b/src/server-unix.c
@@ -0,0 +1,65 @@
+#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;
+}