Import sources from 2011-03-30 iso image

1 files changed, 70 insertions, 0 deletions

diff --git a/sys/src/ape/lib/bsd/bind.c b/sys/src/ape/lib/bsd/bind.c
new file mode 100755
index 000000000..040c62fa0
--- /dev/null
+++ b/sys/src/ape/lib/bsd/bind.c
@@ -0,0 +1,70 @@
+/* posix */
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <signal.h>
+
+/* socket extensions */
+#include <sys/uio.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <sys/un.h>
+
+/* plan 9 */
+#include "lib.h"
+#include "sys9.h"
+
+#include "priv.h"
+
+int
+bind(int fd, void *a, int alen)
+{
+	int n, len, cfd;
+	Rock *r;
+	char msg[128];
+	struct sockaddr_in *lip;
+
+	/* assign the address */
+	r = _sock_findrock(fd, 0);
+	if(r == 0){
+		errno = ENOTSOCK;
+		return -1;
+	}
+	if(alen > sizeof(r->addr)){
+		errno = ENAMETOOLONG;
+		return -1;
+	}
+	memmove(&r->addr, a, alen);
+
+	/* the rest is IP sepecific */
+	if (r->domain != PF_INET)
+		return 0;
+
+	cfd = open(r->ctl, O_RDWR);
+	if(cfd < 0){
+		errno = EBADF;
+		return -1;
+	}
+	lip = (struct sockaddr_in*)&r->addr;
+	if(lip->sin_port > 0)
+		snprintf(msg, sizeof msg, "bind %d", ntohs(lip->sin_port));
+	else
+		strcpy(msg, "bind *");
+	n = write(cfd, msg, strlen(msg));
+	if(n < 0){
+		errno = EOPNOTSUPP;	/* Improve error reporting!!! */
+		close(cfd);
+		return -1;
+	}
+	close(cfd);
+
+	if(lip->sin_port <= 0)
+		_sock_ingetaddr(r, lip, &len, "local");
+
+	return 0;
+}