Add file and project changes

c/meterpreter/source/extensions/stdapi/server/net/resolve.c

@@ -0,0 +1,91 @@
+#include "precomp.h"
+#include <stdio.h>
+
+#ifdef _WIN32
+	#include <ws2tcpip.h>
+	#include <winsock2.h>
+#else
+	#include <netdb.h>
+	#include <arpa/inet.h>
+#endif
+
+DWORD resolve_host(LPCTSTR hostname, char* addr, u_short* addr_type, u_short* addr_length)
+{
+    struct hostent *he;
+	int i = 0;
+
+	#ifdef _WIN32
+		WSADATA data;
+		if (WSAStartup (MAKEWORD(1, 1), &data) != 0)
+		{
+			dprintf("Could not initialise Winsock.\n", stderr);
+			return 1;
+		}
+	#endif
+
+    he = gethostbyname (hostname);
+    if (he == NULL)
+    {
+		return h_errno;
+    }
+
+	for(i = 0; i < he->h_length; i++)
+	{
+		memcpy(addr+i, &(he->h_addr_list[0][i]), 1);
+	}
+	*addr_type = he->h_addrtype;
+	*addr_length = he->h_length;
+
+	#ifdef _WIN32
+		WSACleanup ();
+	#endif
+
+	return h_errno;
+}
+
+DWORD request_resolve_host(Remote *remote, Packet *packet)
+{
+	Packet *response = packet_create_response(packet);
+	LPCTSTR hostname = NULL;
+	char addr[16];
+	u_short addr_type;
+	u_short addr_length;
+	DWORD result = NULL;
+
+	hostname = packet_get_tlv_value_string(packet, TLV_TYPE_HOST_NAME);
+
+	if (!hostname)
+		result = ERROR_INVALID_PARAMETER;
+	else
+	{
+		result = resolve_host(hostname, addr, &addr_type, &addr_length);
+		packet_add_tlv_raw(response, TLV_TYPE_IP, addr, addr_length);
+		packet_add_tlv_uint(response, TLV_TYPE_ADDR_TYPE, addr_type);
+	}
+
+	packet_transmit_response(result, remote, response);
+	return ERROR_SUCCESS;
+}
+
+DWORD request_resolve_hosts(Remote *remote, Packet *packet)
+{
+	Packet *response = packet_create_response(packet);
+	Tlv hostname = {0};
+	DWORD result = NULL; 
+	int index = 0;
+	
+	while( packet_enum_tlv( packet, index++, TLV_TYPE_HOST_NAME, &hostname ) == ERROR_SUCCESS )
+	{
+		char addr[16] = {0};
+		u_short addr_type = 0;
+		u_short addr_length = 0;
+
+		resolve_host((LPCTSTR)hostname.buffer, addr, &addr_type, &addr_length);
+
+		packet_add_tlv_raw(response, TLV_TYPE_IP, addr, addr_length);
+		packet_add_tlv_uint(response, TLV_TYPE_ADDR_TYPE, addr_type);
+	}
+
+	packet_transmit_response(result, remote, response);
+	return ERROR_SUCCESS;
+}

c/meterpreter/workspace/ext_server_stdapi/ext_server_stdapi.vcxproj

@@ -311,6 +311,7 @@
     </ClCompile>
     <ClCompile Include="..\..\source\extensions\stdapi\server\net\config\arp.c" />
     <ClCompile Include="..\..\source\extensions\stdapi\server\net\config\netstat.c" />
+    <ClCompile Include="..\..\source\extensions\stdapi\server\net\resolve.c" />
     <ClCompile Include="..\..\source\extensions\stdapi\server\stdapi.c">
       <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -622,4 +623,4 @@
   <ImportGroup Label="ExtensionTargets">
     <Import Project="$(VCTargetsPath)\BuildCustomizations\masm.targets" />
   </ImportGroup>
-</Project>
+</Project>