Add sys/un.h header file

1 files changed, 81 insertions, 0 deletions

diff --git a/nuttx/include/sys/un.h b/nuttx/include/sys/un.h
new file mode 100644
index 000000000..a9eb1cd30
--- /dev/null
+++ b/nuttx/include/sys/un.h
@@ -0,0 +1,81 @@
+/****************************************************************************
+ * include/sys/un.h
+ *
+ *   Copyright (C) 2015 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 __INCLUDE_SYS_UN_H
+#define __INCLUDE_SYS_UN_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/* The sys/un.> header defines the type sa_family_t as described in
+ * sys/socket.h. 
+ */
+
+#include <sys/socket.h>
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/* The size of sun_path is not specified. Different implementations us
+ * different sizes. BSD4.3 uses a size of 108; BSD4.4 uses a size of 104.
+ * Most implementation use a size that ranges from 92 to 108. Applications
+ * should not assume a particular length for sun_path.
+ *
+ * _POSIX_PATH_MAX would be a good choice too.
+ */
+
+#define UNIX_PATH_MAX  108
+
+/****************************************************************************
+ * Public Type Definitions
+ ****************************************************************************/
+
+/* A UNIX domain socket address is represented in the following structure.
+ * This structure must be cast compatible with struct sockaddr.
+ */
+
+struct sockaddr_un
+{
+  sa_family_t sun_family;        /* AF_UNIX */
+  char sun_path[UNIX_PATH_MAX];  /* pathname */
+};
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#endif /* __INCLUDE_SYS_UN_H */