Added shutdown. EBADIOCTL in connect. Chaned some debug output.

lib/ip/Makefile

@@ -53,6 +53,7 @@ OBJECTS	= \
 	$(LIBRARY)(sethostent.o) \
 	$(LIBRARY)(setsockopt.o) \
 	$(LIBRARY)(servxcheck.o) \
+	$(LIBRARY)(shutdown.o) \
 	$(LIBRARY)(socket.o) \
 	$(LIBRARY)(strcasecmp.o) \
 
@@ -192,6 +193,9 @@ $(LIBRARY)(setsockopt.o):	setsockopt.c
 $(LIBRARY)(servxcheck.o):	servxcheck.c
 	$(CC1) servxcheck.c
 
+$(LIBRARY)(shutdown.o):	shutdown.c
+	$(CC1) shutdown.c
+
 $(LIBRARY)(socket.o):	socket.c
 	$(CC1) socket.c
 

lib/ip/connect.c

@@ -23,7 +23,7 @@ int connect(int socket, const struct sockaddr *address,
 	nwio_tcpconf_t tcpconf;
 
 	r= ioctl(socket, NWIOGTCPCONF, &tcpconf);
-	if (r != -1 || errno != ENOTTY)
+	if (r != -1 || (errno != ENOTTY && errno != EBADIOCTL))
 	{
 		if (r == -1)
 		{
@@ -68,7 +68,7 @@ static int _tcp_connect(int socket, const struct sockaddr *address,
 	{
 		int  t_errno= errno;
 
-		fprintf(stderr, "setconf failed: %s\n", strerror(errno));
+		fprintf(stderr, "connect(tcp) failed: %s\n", strerror(errno));
 
 		errno= t_errno;
 
@@ -82,7 +82,7 @@ static int _tcp_connect(int socket, const struct sockaddr *address,
 	{
 		int  t_errno= errno;
 
-		fprintf(stderr, "connect failed: %s\n", strerror(errno));
+		fprintf(stderr, "connect(tcp) failed: %s\n", strerror(errno));
 
 		errno= t_errno;
 	}

lib/ip/shutdown.c

@@ -0,0 +1,54 @@
+#include <errno.h>
+#include <stdio.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+
+#include <net/gen/in.h>
+#include <net/gen/tcp.h>
+#include <net/gen/tcp_io.h>
+
+#define DEBUG 1
+
+static int _tcp_shutdown(int socket, int how);
+
+int shutdown(int socket, int how)
+{
+	int r;
+	nwio_tcpconf_t tcpconf;
+
+	r= ioctl(socket, NWIOGTCPCONF, &tcpconf);
+	if (r != -1 || errno != ENOTTY)
+	{
+		if (r == -1)
+		{
+			/* Bad file descriptor */
+			return -1;
+		}
+		return _tcp_shutdown(socket, how);
+	}
+#if DEBUG
+	fprintf(stderr, "shutdown: not implemented for fd %d\n", socket);
+#endif
+	errno= ENOSYS;
+	return -1;
+}
+
+static int _tcp_shutdown(int socket, int how)
+{
+	int r;
+
+	if (how == SHUT_WR || how == SHUT_RDWR)
+	{
+		r= ioctl(socket, NWIOTCPSHUTDOWN, NULL);
+		if (r == -1)
+			return -1;
+		if (how == SHUT_WR)
+			return 0;
+	}
+
+	/* We can't shutdown the read side of the socket. */
+	errno= ENOSYS;
+	return -1;
+}
+
+

lib/ip/socket.c

@@ -1,5 +1,6 @@
 #include <errno.h>
 #include <fcntl.h>
+#include <signal.h>
 #include <stdio.h>
 #include <sys/socket.h>
 
@@ -12,6 +13,10 @@ static int _udp_socket(int protocol);
 
 int socket(int domain, int type, int protocol)
 {
+#if DEBUG
+	fprintf(stderr, "socket: domain %d, type %d, protocol %d\n",
+		domain, type, protocol);
+#endif
 	if (domain != AF_INET)
 	{
 #if DEBUG
@@ -52,6 +57,7 @@ static int _tcp_socket(int protocol)
 static int _udp_socket(int protocol)
 {
 	int fd;
+
 	if (protocol != 0)
 	{
 #if DEBUG