Basic infrastructure for socket() and bind()

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@316 42af7a65-404d-4744-a932-0658087f49c3

2 files changed, 114 insertions, 1 deletions

diff --git a/nuttx/include/sys/socket.h b/nuttx/include/sys/socket.h
new file mode 100644
index 000000000..b3524aa48
--- /dev/null
+++ b/nuttx/include/sys/socket.h
@@ -0,0 +1,110 @@
+/****************************************************************************
+ * socket.h
+ *
+ *   Copyright (C) 2007 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __SYS_SOCKET_H
+#define __SYS_SOCKET_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <sys/types.h>
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/* The socket()domain parameter specifies a communication domain; this selects
+ * the protocol family which will be used for communication.
+ */
+
+#define PF_UNIX       0 /* Local communication */
+#define PF_LOCAL      1 /* Local communication */
+#define PF_INET       2 /* IPv4 Internet protocols */
+#define PF_INET6      3 /* IPv6 Internet protocols */
+#define PF_IPX        4 /* IPX - Novell protocols */
+#define PF_NETLINK    5 /* Kernel user interface device */
+#define PF_X25        6 /* ITU-T X.25 / ISO-8208 protocol */
+#define PF_AX25       7 /* Amateur radio AX.25 protocol */
+#define PF_ATMPVC     8 /* Access to raw ATM PVCs */
+#define PF_APPLETALK  9 /* Appletalk */
+#define PF_PACKET    10 /* Low level packet interface */
+
+/*The socket created by socket() has the indicated type, which specifies
+ * the communication semantics.
+ */
+
+#define SOCK_STREAM    0 /* Provides sequenced, reliable, two-way, connection-based byte streams.
+                          * An  out-of-band data transmission mechanism may be supported. */
+#define SOCK_DGRAM     1 /* Supports  datagrams (connectionless, unreliable messages of a fixed
+                          * maximum length). */
+#define SOCK_SEQPACKET 2 /* Provides a sequenced, reliable, two-way connection-based data
+                          * transmission path for datagrams of fixed maximum length; a consumer
+                          * is required to read an entire packet with each read system call. */
+#define SOCK_RAW       3 /* Provides raw network protocol access. */
+#define SOCK_RDM       4 /* Provides a reliable datagram layer that does not guarantee ordering. */
+#define SOCK_PACKET    5 /* Obsolete and should not be used in new programs */
+
+/****************************************************************************
+ * Type Definitions
+ ****************************************************************************/
+
+struct sockaddr
+{
+  sa_family_t sa_family;
+  char        sa_data[14];
+};
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+EXTERN int socket(int domain, int type, int protocol);
+EXTERN int bind(int sockfd, const struct sockaddr *my_addr, socklen_t addrlen);
+
+#undef EXTERN
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __SYS_SOCKET_H */
diff --git a/nuttx/include/sys/types.h b/nuttx/include/sys/types.h
index 97b2d7eed..1788784b5 100644
--- a/nuttx/include/sys/types.h
+++ b/nuttx/include/sys/types.h
@@ -14,7 +14,7 @@
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
- * 3. Neither the name Gregory Nutt nor the names of its contributors may be
+ * 3. Neither the name NuttX nor the names of its contributors may be
  *    used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
@@ -123,6 +123,9 @@ typedef unsigned int sig_atomic_t;
 typedef int          pid_t;
 typedef int          STATUS;
 
+typedef unsigned int socklen_t;
+typedef uint16       sa_family_t;
+
 /* Process entry point */
 
 typedef int (*main_t)(int argc, char *argv[]);