net: apps: Add DHCP client sample application

Change-Id: I9c3f317fb13bce56ee93d66d692618145087a6a9
Signed-off-by: Ravi kumar Veeramally <ravikumar.veeramally@linux.intel.com>

samples/net/dhcp_client/Makefile

@@ -0,0 +1,25 @@
+# Makefile - echo client test application
+
+#
+# Copyright (c) 2015 Intel Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+NET_IFACE ?= galileo
+MDEF_FILE = prj.mdef
+KERNEL_TYPE ?= nano
+BOARD ?= galileo
+CONF_FILE ?= prj_$(NET_IFACE).conf
+
+include $(ZEPHYR_BASE)/Makefile.inc

samples/net/dhcp_client/prj.mdef

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+% Application       : echo client
+
+% TASK NAME  PRIO ENTRY STACK GROUPS
+% ==================================
+  TASK MAIN  7    main  2048 [EXE]

samples/net/dhcp_client/prj_galileo.conf

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+#
+#console
+#
+CONFIG_STDOUT_CONSOLE=y
+CONFIG_CONSOLE_HANDLER=y
+CONFIG_CONSOLE_HANDLER_SHELL=y
+CONFIG_PRINTK=y
+CONFIG_MINIMAL_LIBC_EXTENDED=y
+#
+# networking
+#
+CONFIG_NETWORKING=y
+CONFIG_IP_BUF_RX_SIZE=2
+CONFIG_IP_BUF_TX_SIZE=3
+CONFIG_NETWORKING_WITH_IPV4=y
+CONFIG_TEST_RANDOM_GENERATOR=y
+CONFIG_NETWORKING_WITH_TCP=y
+CONFIG_DHCP=y
+CONFIG_NANO_TIMEOUTS=y
+
+CONFIG_NETWORKING_WITH_LOGGING=y
+CONFIG_NETWORK_IP_STACK_DEBUG_DHCP=y
+CONFIG_NETWORK_IP_STACK_DEBUG_PRINT=y
+CONFIG_NETWORK_IP_STACK_DEBUG_RECV_SEND=y
+CONFIG_NETWORK_IP_STACK_DEBUG_IPV4=y
+CONFIG_NETWORK_IP_STACK_DEBUG_CONTEXT=y
+CONFIG_NETWORK_IP_STACK_DEBUG_NET_BUF=y
+#
+# Ethernet
+#
+CONFIG_ETHERNET=y
+#CONFIG_ETHERNET_DEBUG=y
+CONFIG_ETH_DW=y
+CONFIG_PCI_ENUMERATION=y

samples/net/dhcp_client/src/Makefile

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+ccflags-y +=-I${srctree}/net/ip/contiki
+ccflags-y +=-I${srctree}/net/ip/contiki/os/lib
+ccflags-y +=-I${srctree}/net/ip/contiki/os
+ccflags-y +=-I${srctree}/net/ip
+
+obj-y = dhcp-client.o

samples/net/dhcp_client/src/dhcp-client.c

@@ -0,0 +1,52 @@
+/* dhcp-client.c - Get IPv4 address */
+
+/*
+ * Copyright (c) 2016 Intel Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#if defined(CONFIG_STDOUT_CONSOLE)
+#include <stdio.h>
+#define PRINT           printf
+#else
+#include <misc/printk.h>
+#define PRINT           printk
+#endif
+
+#include <zephyr.h>
+#include <sections.h>
+
+#include <net/ip_buf.h>
+#include <net/net_core.h>
+#include <net/net_socket.h>
+#include "contiki/ip/dhcpc.h"
+
+
+static void dhcpc_configured_cb(void)
+{
+	PRINT("%s\n", __func__);
+	PRINT("Got IP address %d.%d.%d.%d\n", uip_ipaddr_to_quad(&uip_hostaddr));
+}
+
+static void dhcpc_unconfigured_cb(void)
+{
+	PRINT("%s\n", __func__);
+}
+
+void main(void)
+{
+	PRINT("run dhcp client\n");
+	dhcpc_set_callbacks(dhcpc_configured_cb, dhcpc_unconfigured_cb);
+	net_init();
+}

samples/net/dhcp_client/testcase.ini

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+[test]
+tags = net
+build_only = true
+arch_whitelist = x86
+platform_whitelist = galileo