415 lines
12 KiB
C
415 lines
12 KiB
C
/*
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* IP configuration utility
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*
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* Copyright 2008 Andrew Riedi
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* Copyright 2010 Andrew Nguyen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <winsock2.h>
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#include <windows.h>
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#include <iphlpapi.h>
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#include <wine/unicode.h>
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#include "ipconfig.h"
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static int ipconfig_vprintfW(const WCHAR *msg, __ms_va_list va_args)
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{
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int wlen;
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DWORD count, ret;
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WCHAR msg_buffer[8192];
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wlen = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, msg, 0, 0, msg_buffer,
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sizeof(msg_buffer)/sizeof(*msg_buffer), &va_args);
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ret = WriteConsoleW(GetStdHandle(STD_OUTPUT_HANDLE), msg_buffer, wlen, &count, NULL);
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if (!ret)
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{
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DWORD len;
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char *msgA;
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/* On Windows WriteConsoleW() fails if the output is redirected. So fall
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* back to WriteFile(), assuming the console encoding is still the right
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* one in that case.
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*/
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len = WideCharToMultiByte(GetConsoleOutputCP(), 0, msg_buffer, wlen,
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NULL, 0, NULL, NULL);
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msgA = HeapAlloc(GetProcessHeap(), 0, len);
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if (!msgA)
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return 0;
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WideCharToMultiByte(GetConsoleOutputCP(), 0, msg_buffer, wlen, msgA, len,
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NULL, NULL);
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WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), msgA, len, &count, FALSE);
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HeapFree(GetProcessHeap(), 0, msgA);
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}
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return count;
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}
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static int CDECL ipconfig_printfW(const WCHAR *msg, ...)
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{
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__ms_va_list va_args;
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int len;
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__ms_va_start(va_args, msg);
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len = ipconfig_vprintfW(msg, va_args);
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__ms_va_end(va_args);
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return len;
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}
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static int CDECL ipconfig_message_printfW(int msg, ...)
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{
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__ms_va_list va_args;
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WCHAR msg_buffer[8192];
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int len;
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LoadStringW(GetModuleHandleW(NULL), msg, msg_buffer,
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sizeof(msg_buffer)/sizeof(WCHAR));
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__ms_va_start(va_args, msg);
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len = ipconfig_vprintfW(msg_buffer, va_args);
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__ms_va_end(va_args);
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return len;
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}
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static int ipconfig_message(int msg)
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{
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static const WCHAR formatW[] = {'%','1',0};
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WCHAR msg_buffer[8192];
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LoadStringW(GetModuleHandleW(NULL), msg, msg_buffer,
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sizeof(msg_buffer)/sizeof(WCHAR));
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return ipconfig_printfW(formatW, msg_buffer);
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}
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static const WCHAR *iftype_to_string(DWORD type)
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{
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static WCHAR msg_buffer[50];
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int msg;
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switch (type)
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{
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case IF_TYPE_ETHERNET_CSMACD:
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/* The loopback adapter appears as an Ethernet device. */
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case IF_TYPE_SOFTWARE_LOOPBACK:
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msg = STRING_ETHERNET;
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break;
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default:
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msg = STRING_UNKNOWN;
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}
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LoadStringW(GetModuleHandleW(NULL), msg, msg_buffer,
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sizeof(msg_buffer)/sizeof(WCHAR));
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return msg_buffer;
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}
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static void print_field(int msg, const WCHAR *value)
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{
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static const WCHAR formatW[] = {' ',' ',' ',' ','%','1',':',' ','%','2','\n',0};
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WCHAR field[] = {'.',' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',
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' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',' ','.',' ',0};
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WCHAR name_buffer[sizeof(field)/sizeof(WCHAR)];
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LoadStringW(GetModuleHandleW(NULL), msg, name_buffer, sizeof(name_buffer)/sizeof(WCHAR));
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memcpy(field, name_buffer, sizeof(WCHAR) * min(strlenW(name_buffer), sizeof(field)/sizeof(WCHAR) - 1));
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ipconfig_printfW(formatW, field, value);
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}
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static void print_value(const WCHAR *value)
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{
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static const WCHAR formatW[] = {' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',
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' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',
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' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',
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' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',
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'%','1','\n',0};
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ipconfig_printfW(formatW, value);
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}
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static BOOL socket_address_to_string(WCHAR *buf, DWORD len, SOCKET_ADDRESS *addr)
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{
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return WSAAddressToStringW(addr->lpSockaddr,
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addr->iSockaddrLength, NULL,
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buf, &len) == 0;
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}
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static void print_basic_information(void)
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{
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IP_ADAPTER_ADDRESSES *adapters;
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ULONG out = 0;
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if (GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_ALL_GATEWAYS,
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NULL, NULL, &out) == ERROR_BUFFER_OVERFLOW)
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{
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adapters = HeapAlloc(GetProcessHeap(), 0, out);
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if (!adapters)
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exit(1);
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if (GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_ALL_GATEWAYS,
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NULL, adapters, &out) == ERROR_SUCCESS)
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{
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IP_ADAPTER_ADDRESSES *p;
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for (p = adapters; p; p = p->Next)
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{
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static const WCHAR newlineW[] = {'\n',0};
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static const WCHAR emptyW[] = {0};
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IP_ADAPTER_UNICAST_ADDRESS *addr;
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IP_ADAPTER_GATEWAY_ADDRESS_LH *gateway;
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WCHAR addr_buf[54];
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ipconfig_message_printfW(STRING_ADAPTER_FRIENDLY, iftype_to_string(p->IfType), p->FriendlyName);
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ipconfig_printfW(newlineW);
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print_field(STRING_CONN_DNS_SUFFIX, p->DnsSuffix);
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for (addr = p->FirstUnicastAddress; addr; addr = addr->Next)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &addr->Address))
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print_field(STRING_IP_ADDRESS, addr_buf);
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/* FIXME: Output corresponding subnet mask. */
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}
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if (p->FirstGatewayAddress)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &p->FirstGatewayAddress->Address))
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print_field(STRING_DEFAULT_GATEWAY, addr_buf);
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for (gateway = p->FirstGatewayAddress->Next; gateway; gateway = gateway->Next)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &gateway->Address))
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print_value(addr_buf);
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}
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}
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else
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print_field(STRING_DEFAULT_GATEWAY, emptyW);
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ipconfig_printfW(newlineW);
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}
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}
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HeapFree(GetProcessHeap(), 0, adapters);
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}
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}
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static const WCHAR *nodetype_to_string(DWORD type)
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{
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static WCHAR msg_buffer[50];
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int msg;
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switch (type)
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{
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case BROADCAST_NODETYPE:
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msg = STRING_BROADCAST;
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break;
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case PEER_TO_PEER_NODETYPE:
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msg = STRING_PEER_TO_PEER;
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break;
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case MIXED_NODETYPE:
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msg = STRING_MIXED;
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break;
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case HYBRID_NODETYPE:
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msg = STRING_HYBRID;
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break;
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default:
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msg = STRING_UNKNOWN;
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}
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LoadStringW(GetModuleHandleW(NULL), msg, msg_buffer,
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sizeof(msg_buffer)/sizeof(WCHAR));
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return msg_buffer;
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}
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static WCHAR *physaddr_to_string(WCHAR *buf, BYTE *addr, DWORD len)
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{
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static const WCHAR fmtW[] = {'%','0','2','X','-',0};
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static const WCHAR fmt2W[] = {'%','0','2','X',0};
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if (!len)
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*buf = '\0';
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else
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{
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WCHAR *p = buf;
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DWORD i;
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for (i = 0; i < len - 1; i++)
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{
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sprintfW(p, fmtW, addr[i]);
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p += 3;
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}
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sprintfW(p, fmt2W, addr[i]);
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}
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return buf;
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}
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static const WCHAR *boolean_to_string(int value)
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{
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static WCHAR msg_buffer[15];
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LoadStringW(GetModuleHandleW(NULL), value ? STRING_YES : STRING_NO,
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msg_buffer, sizeof(msg_buffer)/sizeof(WCHAR));
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return msg_buffer;
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}
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static void print_full_information(void)
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{
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static const WCHAR newlineW[] = {'\n',0};
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static const WCHAR emptyW[] = {0};
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FIXED_INFO *info;
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IP_ADAPTER_ADDRESSES *adapters;
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ULONG out = 0;
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if (GetNetworkParams(NULL, &out) == ERROR_BUFFER_OVERFLOW)
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{
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info = HeapAlloc(GetProcessHeap(), 0, out);
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if (!info)
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exit(1);
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if (GetNetworkParams(info, &out) == ERROR_SUCCESS)
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{
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WCHAR hostnameW[MAX_HOSTNAME_LEN + 4];
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MultiByteToWideChar(CP_ACP, 0, info->HostName, -1, hostnameW, sizeof(hostnameW)/sizeof(hostnameW[0]));
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print_field(STRING_HOSTNAME, hostnameW);
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/* FIXME: Output primary DNS suffix. */
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print_field(STRING_NODE_TYPE, nodetype_to_string(info->NodeType));
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print_field(STRING_IP_ROUTING, boolean_to_string(info->EnableRouting));
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/* FIXME: Output WINS proxy status and DNS suffix search list. */
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ipconfig_printfW(newlineW);
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}
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HeapFree(GetProcessHeap(), 0, info);
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}
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if (GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_ALL_GATEWAYS,
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NULL, NULL, &out) == ERROR_BUFFER_OVERFLOW)
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{
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adapters = HeapAlloc(GetProcessHeap(), 0, out);
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if (!adapters)
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exit(1);
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if (GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_ALL_GATEWAYS,
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NULL, adapters, &out) == ERROR_SUCCESS)
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{
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IP_ADAPTER_ADDRESSES *p;
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for (p = adapters; p; p = p->Next)
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{
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IP_ADAPTER_UNICAST_ADDRESS *addr;
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WCHAR physaddr_buf[3 * MAX_ADAPTER_ADDRESS_LENGTH];
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IP_ADAPTER_GATEWAY_ADDRESS_LH *gateway;
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WCHAR addr_buf[54];
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ipconfig_message_printfW(STRING_ADAPTER_FRIENDLY, iftype_to_string(p->IfType), p->FriendlyName);
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ipconfig_printfW(newlineW);
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print_field(STRING_CONN_DNS_SUFFIX, p->DnsSuffix);
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print_field(STRING_DESCRIPTION, p->Description);
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print_field(STRING_PHYS_ADDR, physaddr_to_string(physaddr_buf, p->PhysicalAddress, p->PhysicalAddressLength));
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print_field(STRING_DHCP_ENABLED, boolean_to_string(p->Flags & IP_ADAPTER_DHCP_ENABLED));
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/* FIXME: Output autoconfiguration status. */
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for (addr = p->FirstUnicastAddress; addr; addr = addr->Next)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &addr->Address))
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print_field(STRING_IP_ADDRESS, addr_buf);
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/* FIXME: Output corresponding subnet mask. */
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}
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if (p->FirstGatewayAddress)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &p->FirstGatewayAddress->Address))
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print_field(STRING_DEFAULT_GATEWAY, addr_buf);
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for (gateway = p->FirstGatewayAddress->Next; gateway; gateway = gateway->Next)
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{
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if (socket_address_to_string(addr_buf, sizeof(addr_buf)/sizeof(WCHAR), &gateway->Address))
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print_value(addr_buf);
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}
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}
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else
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print_field(STRING_DEFAULT_GATEWAY, emptyW);
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ipconfig_printfW(newlineW);
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}
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}
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HeapFree(GetProcessHeap(), 0, adapters);
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}
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}
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int wmain(int argc, WCHAR *argv[])
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{
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static const WCHAR slashHelp[] = {'/','?',0};
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static const WCHAR slashAll[] = {'/','a','l','l',0};
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WSADATA data;
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if (WSAStartup(MAKEWORD(2, 2), &data))
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return 1;
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if (argc > 1)
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{
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if (!strcmpW(slashHelp, argv[1]))
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{
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ipconfig_message(STRING_USAGE);
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WSACleanup();
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return 1;
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}
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else if (!strcmpiW(slashAll, argv[1]))
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{
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if (argv[2])
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{
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ipconfig_message(STRING_INVALID_CMDLINE);
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ipconfig_message(STRING_USAGE);
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WSACleanup();
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return 1;
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}
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print_full_information();
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}
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else
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{
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ipconfig_message(STRING_INVALID_CMDLINE);
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ipconfig_message(STRING_USAGE);
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WSACleanup();
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return 1;
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}
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}
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else
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print_basic_information();
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WSACleanup();
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return 0;
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}
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