2 This file is part of GNUnet.
3 Copyright (C) 2012 GNUnet e.V.
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Affero General Public License for more details.
16 * @file gns/w32nsp-resolve.c
17 * @brief W32 integration for GNS
20 /* Instead of including gnunet_common.h */
21 #define GNUNET_memcpy(dst,src,n) do { if (0 != n) { (void) memcpy (dst,src,n); } } while (0)
29 #include "gnunet_w32nsp_lib.h"
32 typedef int (WSPAPI *LPNSPSTARTUP) (LPGUID lpProviderId, LPNSP_ROUTINE lpnspRoutines);
34 GUID host = {0x0002a800,0,0,{ 0xC0,0,0,0,0,0,0,0x46 }};
35 GUID ip4 = {0x00090035,0,1,{ 0xc0,0,0,0,0,0,0,0x046}};
36 GUID ip6 = {0x00090035,0,0x001c, { 0xc0,0,0,0,0,0,0,0x046}};
38 DEFINE_GUID(W32_DNS, 0x22059D40, 0x7E9E, 0x11CF, 0xAE, 0x5A, 0x00, 0xAA, 0x00, 0xA7, 0x11, 0x2B);
40 #define DEFINE_DNS_GUID(a,x) DEFINE_GUID(a, 0x00090035, 0x0000, x, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46)
41 DEFINE_DNS_GUID(SVCID_DNS_TYPE_A, 0x0001);
42 DEFINE_DNS_GUID(SVCID_DNS_TYPE_NS, 0x0002);
43 DEFINE_DNS_GUID(SVCID_DNS_TYPE_CNAME, 0x0005);
44 DEFINE_DNS_GUID(SVCID_DNS_TYPE_SOA, 0x0006);
45 DEFINE_DNS_GUID(SVCID_DNS_TYPE_PTR, 0x000c);
46 DEFINE_DNS_GUID(SVCID_DNS_TYPE_MX, 0x000f);
47 DEFINE_DNS_GUID(SVCID_DNS_TYPE_TEXT, 0x0010);
48 DEFINE_DNS_GUID(SVCID_DNS_TYPE_AAAA, 0x001c);
49 DEFINE_DNS_GUID(SVCID_DNS_TYPE_SRV, 0x0021);
50 DEFINE_GUID(SVCID_HOSTNAME, 0x0002a800, 0x0000, 0x0000, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46);
51 DEFINE_GUID(SVCID_INET_HOSTADDRBYNAME, 0x0002a803, 0x0000, 0x0000, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46);
54 // Utility to turn a list of offsets into a list of addresses. Used
55 // to convert structures returned as BLOBs.
59 FixList(PCHAR ** List, PCHAR Base)
65 Addr = *List = (PCHAR *)( ((DWORD)*List + Base) );
68 *Addr = (PCHAR)(((DWORD)*Addr + Base));
76 // Routine to convert a hostent returned in a BLOB to one with
77 // usable pointers. The structure is converted in-place.
80 UnpackHostEnt(struct hostent * hostent)
88 hostent->h_name = (PCHAR)((DWORD)hostent->h_name + pch);
90 FixList(&hostent->h_aliases, pch);
91 FixList(&hostent->h_addr_list, pch);
96 print_hostent (struct hostent *he)
101 printf("\tOfficial name: %s\n", he->h_name);
102 for (i=0, pAlias = he->h_aliases; *pAlias != 0; pAlias++) {
103 printf("\tAlternate name #%d: %s\n", ++i, *pAlias);
105 printf("\tAddress type: ");
106 switch (he->h_addrtype) {
111 printf("AF_INET6\n");
114 printf("AF_NETBIOS\n");
117 printf(" %d\n", he->h_addrtype);
120 printf("\tAddress length: %d\n", he->h_length);
122 if (he->h_addrtype == AF_INET) {
123 struct sockaddr_in addr;
124 memset (&addr, 0, sizeof (addr));
125 addr.sin_family = AF_INET;
128 while (he->h_addr_list[i] != 0) {
131 addr.sin_addr = *(struct in_addr *) he->h_addr_list[i++];
132 if (NO_ERROR == WSAAddressToStringA ((LPSOCKADDR) &addr, sizeof (addr), NULL, buf, &buflen))
133 printf("\tIPv4 Address #%d: %s\n", i, buf);
135 printf("\tIPv4 Address #%d: Can't convert: %lu\n", i, GetLastError ());
137 } else if (he->h_addrtype == AF_INET6) {
138 struct sockaddr_in6 addr;
139 memset (&addr, 0, sizeof (addr));
140 addr.sin6_family = AF_INET6;
143 while (he->h_addr_list[i] != 0) {
146 addr.sin6_addr = *(struct in6_addr *) he->h_addr_list[i++];
147 if (NO_ERROR == WSAAddressToStringA ((LPSOCKADDR) &addr, sizeof (addr), NULL, buf, &buflen))
148 printf("\tIPv6 Address #%d: %s\n", i, buf);
150 printf("\tIPv6 Address #%d: Can't convert: %lu\n", i, GetLastError ());
157 main (int argc, char **argv)
168 if (WSAStartup(MAKEWORD(2,2), &wsd) != 0)
170 fprintf (stderr, "WSAStartup() failed: %lu\n", GetLastError());
174 cmdl = GetCommandLineW ();
180 wargv = CommandLineToArgvW (cmdl, &wargc);
190 if (wcscmp (wargv[1], L"A") == 0)
191 sc = SVCID_DNS_TYPE_A;
192 else if (wcscmp (wargv[1], L"AAAA") == 0)
193 sc = SVCID_DNS_TYPE_AAAA;
194 else if (wcscmp (wargv[1], L"name") == 0)
196 else if (wcscmp (wargv[1], L"addr") == 0)
197 sc = SVCID_INET_HOSTADDRBYNAME;
200 if (wcscmp (wargv[4], L"mswdns") == 0)
202 else if (wcscmp (wargv[4], L"gnunetdns") == 0)
203 prov = GNUNET_NAMESPACE_PROVIDER_DNS;
212 fprintf (stderr, "Usage: %S <record type> <service name> <NSP library path> <NSP id>\n"
213 "record type - one of the following: A | AAAA | name | addr\n"
214 "service name - a string to resolve; \" \" (a space) means 'blank'\n"
215 "NSP library path - path to libw32nsp\n"
216 "NSP id - one of the following: mswdns | gnunetdns\n",
224 nsp = LoadLibraryW (wargv[3]);
227 fprintf (stderr, "Failed to load library `%S'\n", wargv[3]);
231 LPNSPSTARTUP startup = (LPNSPSTARTUP) GetProcAddress (nsp, "NSPStartup");
233 startup = (LPNSPSTARTUP) GetProcAddress (nsp, "NSPStartup@8");
237 api.cbSize = sizeof (api);
238 ret = startup (&prov, &api);
240 fprintf (stderr, "startup failed: %lu\n", GetLastError ());
246 WSAQUERYSETW *result = (WSAQUERYSETW *) buf;
249 memset (&search, 0, sizeof (search));
250 search.dwSize = sizeof (search);
251 search.lpszServiceInstanceName = (wcscmp (wargv[2], L" ") == 0) ? NULL : wargv[2];
252 search.lpServiceClassId = ≻
253 search.lpNSProviderId = &prov;
254 search.dwNameSpace = NS_ALL;
255 ret = api.NSPLookupServiceBegin (&prov, &search, NULL, LUP_RETURN_ALL, &lookup);
258 fprintf (stderr, "lookup start failed\n");
263 ret = api.NSPLookupServiceNext (lookup, LUP_RETURN_ALL, &resultsize, result);
264 err = GetLastError ();
267 fprintf (stderr, "lookup next failed: %lu\n", err);
272 printf ("Got result:\n");
273 printf (" lpszServiceInstanceName: %S\n", result->lpszServiceInstanceName ? result->lpszServiceInstanceName : L"NULL");
274 if (result->lpServiceClassId)
275 printf (" lpServiceClassId: { 0x%08lX,0x%04X,0x%04X, { 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X } }\n",
276 result->lpServiceClassId->Data1, result->lpServiceClassId->Data2, result->lpServiceClassId->Data3, result->lpServiceClassId->Data4[0],
277 result->lpServiceClassId->Data4[1], result->lpServiceClassId->Data4[2], result->lpServiceClassId->Data4[3], result->lpServiceClassId->Data4[4],
278 result->lpServiceClassId->Data4[5], result->lpServiceClassId->Data4[6], result->lpServiceClassId->Data4[7]);
280 printf (" lpServiceClassId: NULL\n");
281 if (result->lpVersion)
282 printf (" lpVersion: 0x%08lX, %d\n", result->lpVersion->dwVersion, result->lpVersion->ecHow);
284 printf (" lpVersion: NULL\n");
285 printf (" lpszComment: %S\n", result->lpszComment ? result->lpszComment : L"NULL");
286 printf (" dwNameSpace: %lu\n", result->dwNameSpace);
287 if (result->lpNSProviderId)
288 printf (" lpNSProviderId: { 0x%08lX,0x%04X,0x%04X, { 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X } }\n",
289 result->lpNSProviderId->Data1, result->lpNSProviderId->Data2, result->lpNSProviderId->Data3, result->lpNSProviderId->Data4[0],
290 result->lpNSProviderId->Data4[1], result->lpNSProviderId->Data4[2], result->lpNSProviderId->Data4[3], result->lpNSProviderId->Data4[4],
291 result->lpNSProviderId->Data4[5], result->lpNSProviderId->Data4[6], result->lpNSProviderId->Data4[7]);
293 printf (" lpNSProviderId: NULL\n");
294 printf (" lpszContext: %S\n", result->lpszContext ? result->lpszContext : L"NULL");
295 printf (" dwNumberOfProtocols: %lu\n", result->dwNumberOfProtocols);
296 printf (" lpszQueryString: %S\n", result->lpszQueryString ? result->lpszQueryString : L"NULL");
297 printf (" dwNumberOfCsAddrs: %lu\n", result->dwNumberOfCsAddrs);
298 for (i = 0; i < result->dwNumberOfCsAddrs; i++)
300 switch (result->lpcsaBuffer[i].iSocketType)
303 printf (" %d: iSocketType = SOCK_STREAM\n", i);
306 printf (" %d: iSocketType = SOCK_DGRAM\n", i);
309 printf (" %d: iSocketType = %d\n", i, result->lpcsaBuffer[i].iSocketType);
311 switch (result->lpcsaBuffer[i].iProtocol)
314 printf (" %d: iProtocol = IPPROTO_TCP\n", i);
317 printf (" %d: iProtocol = IPPROTO_UDP\n", i);
320 printf (" %d: iProtocol = %d\n", i, result->lpcsaBuffer[i].iProtocol);
322 switch (result->lpcsaBuffer[i].LocalAddr.lpSockaddr->sa_family)
325 printf (" %d: loc family = AF_INET\n", i);
328 printf (" %d: loc family = AF_INET6\n", i);
331 printf (" %d: loc family = %hu\n", i, result->lpcsaBuffer[i].LocalAddr.lpSockaddr->sa_family);
333 switch (result->lpcsaBuffer[i].RemoteAddr.lpSockaddr->sa_family)
336 printf (" %d: rem family = AF_INET\n", i);
339 printf (" %d: rem family = AF_INET6\n", i);
342 printf (" %d: rem family = %hu\n", i, result->lpcsaBuffer[i].RemoteAddr.lpSockaddr->sa_family);
346 if (NO_ERROR == WSAAddressToStringA (result->lpcsaBuffer[i].LocalAddr.lpSockaddr, result->lpcsaBuffer[i].LocalAddr.iSockaddrLength, NULL, buf, &buflen))
347 printf("\tLocal Address #%d: %s\n", i, buf);
349 printf("\tLocal Address #%d: Can't convert: %lu\n", i, GetLastError ());
351 if (NO_ERROR == WSAAddressToStringA (result->lpcsaBuffer[i].RemoteAddr.lpSockaddr, result->lpcsaBuffer[i].RemoteAddr.iSockaddrLength, NULL, buf, &buflen))
352 printf("\tRemote Address #%d: %s\n", i, buf);
354 printf("\tRemote Address #%d: Can't convert: %lu\n", i, GetLastError ());
356 printf (" dwOutputFlags: 0x%08lX\n", result->dwOutputFlags);
357 printf (" lpBlob: 0x%p\n", result->lpBlob);
360 struct hostent *he = malloc (result->lpBlob->cbSize);
363 GNUNET_memcpy (he, result->lpBlob->pBlobData, result->lpBlob->cbSize);
370 ret = api.NSPLookupServiceEnd (lookup);
372 printf ("NSPLookupServiceEnd() failed: %lu\n", GetLastError ());
374 api.NSPCleanup (&prov);
387 memset (&hints, 0, sizeof (struct addrinfo));
388 hints.ai_family = AF_UNSPEC;
389 hints.ai_socktype = SOCK_STREAM;
391 if (0 != (s = GetAddrInfoW (wargv[2], NULL, &hints, &result)))
393 fprintf (stderr, "Cound not resolve `%S' using GetAddrInfoW: %lu\n",
394 wargv[2], GetLastError ());
398 for (pos = result; pos != NULL; pos = pos->ai_next)
400 wchar_t tmpbuf[1024];
402 if (0 == WSAAddressToStringW (pos->ai_addr, pos->ai_addrlen, NULL, tmpbuf, &buflen))
403 fprintf (stderr, "Result:\n"
419 fprintf (stderr, "Result:\n"
432 L"<can't stringify>",
436 FreeAddrInfoW (result);