Networking: Move INET socket interface out of net/sockets to its own …

…directory net/inet

net/Kconfig

@@ -290,6 +290,7 @@ source "net/ipforward/Kconfig"
 endmenu # Internet Protocol Selection
 
 source "net/socket/Kconfig"
+source "net/inet/Kconfig"
 source "net/pkt/Kconfig"
 source "net/local/Kconfig"
 source "net/tcp/Kconfig"

net/Makefile

@@ -56,6 +56,7 @@ VPATH =
 DEPPATH = --dep-path .
 
 include socket/Make.defs
+include inet/Make.defs
 include netdev/Make.defs
 include arp/Make.defs
 include icmp/Make.defs

net/README.txt

@@ -12,6 +12,7 @@ Directory Structure
        +- devif     - Stack/device interface layer
        +- icmp      - Internet Control Message Protocol (IPv4)
        +- icmpv6    - Internet Control Message Protocol (IPv6)
+       +- inet      - PF_INET/PF_INET6 socket interface
        +- ipforward - IP forwarding logic
        +- local     - Unix domain (local) sockets
        +- loopback  - Local loopback

net/inet/Kconfig

@@ -0,0 +1,4 @@
+#
+# For a description of the syntax of this configuration file,
+# see the file kconfig-language.txt in the NuttX tools repository.
+#

net/inet/Make.defs

@@ -0,0 +1,68 @@
+############################################################################
+# net/inet/Make.defs
+#
+#   Copyright (C) 2014-2015, 2017 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.
+#
+############################################################################
+
+# Socket address families
+
+ifeq ($(CONFIG_NET_IPv4),y)
+SOCK_CSRCS += inet_sockif.c inet_recvfrom.c inet_connect.c inet_close.c
+else ifeq ($(CONFIG_NET_IPv6),y)
+SOCK_CSRCS += inet_sockif.c inet_recvfrom.c inet_connect.c inet_close.c
+endif
+
+ifeq ($(CONFIG_NET_IPv4),y)
+SOCK_CSRCS += ipv4_getsockname.c
+endif
+
+ifeq ($(CONFIG_NET_IPv6),y)
+SOCK_CSRCS += ipv6_getsockname.c
+endif
+
+ifeq ($(CONFIG_NET_SENDFILE),y)
+ifeq ($(CONFIG_NET_TCP),y)
+ifneq ($(CONFIG_NET_TCP_NO_STACK),y)
+SOCK_CSRCS += inet_sendfile.c
+endif
+endif
+endif
+
+ifneq ($(CONFIG_NET_TCP_NO_STACK),y)
+SOCK_CSRCS += inet_monitor.c
+endif
+
+# Include socket build support
+
+DEPPATH += --dep-path inet
+VPATH += :inet
+