1 /*
2 * iphlpapi dll implementation
3 *
4 * Copyright (C) 2003,2006 Juan Lang
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include "config.h"
22
23 #include <stdarg.h>
24 #include <stdlib.h>
25 #include <sys/types.h>
26 #ifdef HAVE_SYS_SOCKET_H
27 #include <sys/socket.h>
28 #endif
29 #ifdef HAVE_NET_IF_H
30 #include <net/if.h>
31 #endif
32 #ifdef HAVE_NETINET_IN_H
33 # include <netinet/in.h>
34 #endif
35 #ifdef HAVE_ARPA_INET_H
36 # include <arpa/inet.h>
37 #endif
38 #ifdef HAVE_ARPA_NAMESER_H
39 # include <arpa/nameser.h>
40 #endif
41 #ifdef HAVE_RESOLV_H
42 # include <resolv.h>
43 #endif
44
45 #include "windef.h"
46 #include "winbase.h"
47 #include "winreg.h"
48 #define USE_WS_PREFIX
49 #include "winsock2.h"
50 #include "iphlpapi.h"
51 #include "ifenum.h"
52 #include "ipstats.h"
53 #include "ipifcons.h"
54
55 #include "wine/debug.h"
56
57 WINE_DEFAULT_DEBUG_CHANNEL(iphlpapi);
58
59 #ifndef IF_NAMESIZE
60 #define IF_NAMESIZE 16
61 #endif
62
63 #ifndef INADDR_NONE
64 #define INADDR_NONE ~0UL
65 #endif
66
67 static int resolver_initialised;
68
69 /* call res_init() just once because of a bug in Mac OS X 10.4 */
70 static void initialise_resolver(void)
71 {
72 if (!resolver_initialised)
73 {
74 res_init();
75 resolver_initialised = 1;
76 }
77 }
78
79 BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
80 {
81 switch (fdwReason) {
82 case DLL_PROCESS_ATTACH:
83 DisableThreadLibraryCalls( hinstDLL );
84 break;
85
86 case DLL_PROCESS_DETACH:
87 break;
88 }
89 return TRUE;
90 }
91
92 /******************************************************************
93 * AddIPAddress (IPHLPAPI.@)
94 *
95 * Add an IP address to an adapter.
96 *
97 * PARAMS
98 * Address [In] IP address to add to the adapter
99 * IpMask [In] subnet mask for the IP address
100 * IfIndex [In] adapter index to add the address
101 * NTEContext [Out] Net Table Entry (NTE) context for the IP address
102 * NTEInstance [Out] NTE instance for the IP address
103 *
104 * RETURNS
105 * Success: NO_ERROR
106 * Failure: error code from winerror.h
107 *
108 * FIXME
109 * Stub. Currently returns ERROR_NOT_SUPPORTED.
110 */
111 DWORD WINAPI AddIPAddress(IPAddr Address, IPMask IpMask, DWORD IfIndex, PULONG NTEContext, PULONG NTEInstance)
112 {
113 FIXME(":stub\n");
114 return ERROR_NOT_SUPPORTED;
115 }
116
117
118 /******************************************************************
119 * AllocateAndGetIfTableFromStack (IPHLPAPI.@)
120 *
121 * Get table of local interfaces.
122 * Like GetIfTable(), but allocate the returned table from heap.
123 *
124 * PARAMS
125 * ppIfTable [Out] pointer into which the MIB_IFTABLE is
126 * allocated and returned.
127 * bOrder [In] whether to sort the table
128 * heap [In] heap from which the table is allocated
129 * flags [In] flags to HeapAlloc
130 *
131 * RETURNS
132 * ERROR_INVALID_PARAMETER if ppIfTable is NULL, whatever
133 * GetIfTable() returns otherwise.
134 */
135 DWORD WINAPI AllocateAndGetIfTableFromStack(PMIB_IFTABLE *ppIfTable,
136 BOOL bOrder, HANDLE heap, DWORD flags)
137 {
138 DWORD ret;
139
140 TRACE("ppIfTable %p, bOrder %d, heap %p, flags 0x%08x\n", ppIfTable,
141 bOrder, heap, flags);
142 if (!ppIfTable)
143 ret = ERROR_INVALID_PARAMETER;
144 else {
145 DWORD dwSize = 0;
146
147 ret = GetIfTable(*ppIfTable, &dwSize, bOrder);
148 if (ret == ERROR_INSUFFICIENT_BUFFER) {
149 *ppIfTable = HeapAlloc(heap, flags, dwSize);
150 ret = GetIfTable(*ppIfTable, &dwSize, bOrder);
151 }
152 }
153 TRACE("returning %d\n", ret);
154 return ret;
155 }
156
157
158 static int IpAddrTableSorter(const void *a, const void *b)
159 {
160 int ret;
161
162 if (a && b)
163 ret = ((const MIB_IPADDRROW*)a)->dwAddr - ((const MIB_IPADDRROW*)b)->dwAddr;
164 else
165 ret = 0;
166 return ret;
167 }
168
169
170 /******************************************************************
171 * AllocateAndGetIpAddrTableFromStack (IPHLPAPI.@)
172 *
173 * Get interface-to-IP address mapping table.
174 * Like GetIpAddrTable(), but allocate the returned table from heap.
175 *
176 * PARAMS
177 * ppIpAddrTable [Out] pointer into which the MIB_IPADDRTABLE is
178 * allocated and returned.
179 * bOrder [In] whether to sort the table
180 * heap [In] heap from which the table is allocated
181 * flags [In] flags to HeapAlloc
182 *
183 * RETURNS
184 * ERROR_INVALID_PARAMETER if ppIpAddrTable is NULL, other error codes on
185 * failure, NO_ERROR on success.
186 */
187 DWORD WINAPI AllocateAndGetIpAddrTableFromStack(PMIB_IPADDRTABLE *ppIpAddrTable,
188 BOOL bOrder, HANDLE heap, DWORD flags)
189 {
190 DWORD ret;
191
192 TRACE("ppIpAddrTable %p, bOrder %d, heap %p, flags 0x%08x\n",
193 ppIpAddrTable, bOrder, heap, flags);
194 ret = getIPAddrTable(ppIpAddrTable, heap, flags);
195 if (!ret && bOrder)
196 qsort((*ppIpAddrTable)->table, (*ppIpAddrTable)->dwNumEntries,
197 sizeof(MIB_IPADDRROW), IpAddrTableSorter);
198 TRACE("returning %d\n", ret);
199 return ret;
200 }
201
202
203 /******************************************************************
204 * CreateIpForwardEntry (IPHLPAPI.@)
205 *
206 * Create a route in the local computer's IP table.
207 *
208 * PARAMS
209 * pRoute [In] new route information
210 *
211 * RETURNS
212 * Success: NO_ERROR
213 * Failure: error code from winerror.h
214 *
215 * FIXME
216 * Stub, always returns NO_ERROR.
217 */
218 DWORD WINAPI CreateIpForwardEntry(PMIB_IPFORWARDROW pRoute)
219 {
220 FIXME("(pRoute %p): stub\n", pRoute);
221 /* could use SIOCADDRT, not sure I want to */
222 return 0;
223 }
224
225
226 /******************************************************************
227 * CreateIpNetEntry (IPHLPAPI.@)
228 *
229 * Create entry in the ARP table.
230 *
231 * PARAMS
232 * pArpEntry [In] new ARP entry
233 *
234 * RETURNS
235 * Success: NO_ERROR
236 * Failure: error code from winerror.h
237 *
238 * FIXME
239 * Stub, always returns NO_ERROR.
240 */
241 DWORD WINAPI CreateIpNetEntry(PMIB_IPNETROW pArpEntry)
242 {
243 FIXME("(pArpEntry %p)\n", pArpEntry);
244 /* could use SIOCSARP on systems that support it, not sure I want to */
245 return 0;
246 }
247
248
249 /******************************************************************
250 * CreateProxyArpEntry (IPHLPAPI.@)
251 *
252 * Create a Proxy ARP (PARP) entry for an IP address.
253 *
254 * PARAMS
255 * dwAddress [In] IP address for which this computer acts as a proxy.
256 * dwMask [In] subnet mask for dwAddress
257 * dwIfIndex [In] interface index
258 *
259 * RETURNS
260 * Success: NO_ERROR
261 * Failure: error code from winerror.h
262 *
263 * FIXME
264 * Stub, returns ERROR_NOT_SUPPORTED.
265 */
266 DWORD WINAPI CreateProxyArpEntry(DWORD dwAddress, DWORD dwMask, DWORD dwIfIndex)
267 {
268 FIXME("(dwAddress 0x%08x, dwMask 0x%08x, dwIfIndex 0x%08x): stub\n",
269 dwAddress, dwMask, dwIfIndex);
270 return ERROR_NOT_SUPPORTED;
271 }
272
273
274 /******************************************************************
275 * DeleteIPAddress (IPHLPAPI.@)
276 *
277 * Delete an IP address added with AddIPAddress().
278 *
279 * PARAMS
280 * NTEContext [In] NTE context from AddIPAddress();
281 *
282 * RETURNS
283 * Success: NO_ERROR
284 * Failure: error code from winerror.h
285 *
286 * FIXME
287 * Stub, returns ERROR_NOT_SUPPORTED.
288 */
289 DWORD WINAPI DeleteIPAddress(ULONG NTEContext)
290 {
291 FIXME("(NTEContext %d): stub\n", NTEContext);
292 return ERROR_NOT_SUPPORTED;
293 }
294
295
296 /******************************************************************
297 * DeleteIpForwardEntry (IPHLPAPI.@)
298 *
299 * Delete a route.
300 *
301 * PARAMS
302 * pRoute [In] route to delete
303 *
304 * RETURNS
305 * Success: NO_ERROR
306 * Failure: error code from winerror.h
307 *
308 * FIXME
309 * Stub, returns NO_ERROR.
310 */
311 DWORD WINAPI DeleteIpForwardEntry(PMIB_IPFORWARDROW pRoute)
312 {
313 FIXME("(pRoute %p): stub\n", pRoute);
314 /* could use SIOCDELRT, not sure I want to */
315 return 0;
316 }
317
318
319 /******************************************************************
320 * DeleteIpNetEntry (IPHLPAPI.@)
321 *
322 * Delete an ARP entry.
323 *
324 * PARAMS
325 * pArpEntry [In] ARP entry to delete
326 *
327 * RETURNS
328 * Success: NO_ERROR
329 * Failure: error code from winerror.h
330 *
331 * FIXME
332 * Stub, returns NO_ERROR.
333 */
334 DWORD WINAPI DeleteIpNetEntry(PMIB_IPNETROW pArpEntry)
335 {
336 FIXME("(pArpEntry %p): stub\n", pArpEntry);
337 /* could use SIOCDARP on systems that support it, not sure I want to */
338 return 0;
339 }
340
341
342 /******************************************************************
343 * DeleteProxyArpEntry (IPHLPAPI.@)
344 *
345 * Delete a Proxy ARP entry.
346 *
347 * PARAMS
348 * dwAddress [In] IP address for which this computer acts as a proxy.
349 * dwMask [In] subnet mask for dwAddress
350 * dwIfIndex [In] interface index
351 *
352 * RETURNS
353 * Success: NO_ERROR
354 * Failure: error code from winerror.h
355 *
356 * FIXME
357 * Stub, returns ERROR_NOT_SUPPORTED.
358 */
359 DWORD WINAPI DeleteProxyArpEntry(DWORD dwAddress, DWORD dwMask, DWORD dwIfIndex)
360 {
361 FIXME("(dwAddress 0x%08x, dwMask 0x%08x, dwIfIndex 0x%08x): stub\n",
362 dwAddress, dwMask, dwIfIndex);
363 return ERROR_NOT_SUPPORTED;
364 }
365
366
367 /******************************************************************
368 * EnableRouter (IPHLPAPI.@)
369 *
370 * Turn on ip forwarding.
371 *
372 * PARAMS
373 * pHandle [In/Out]
374 * pOverlapped [In/Out] hEvent member should contain a valid handle.
375 *
376 * RETURNS
377 * Success: ERROR_IO_PENDING
378 * Failure: error code from winerror.h
379 *
380 * FIXME
381 * Stub, returns ERROR_NOT_SUPPORTED.
382 */
383 DWORD WINAPI EnableRouter(HANDLE * pHandle, OVERLAPPED * pOverlapped)
384 {
385 FIXME("(pHandle %p, pOverlapped %p): stub\n", pHandle, pOverlapped);
386 /* could echo "1" > /proc/net/sys/net/ipv4/ip_forward, not sure I want to
387 could map EACCESS to ERROR_ACCESS_DENIED, I suppose
388 */
389 return ERROR_NOT_SUPPORTED;
390 }
391
392
393 /******************************************************************
394 * FlushIpNetTable (IPHLPAPI.@)
395 *
396 * Delete all ARP entries of an interface
397 *
398 * PARAMS
399 * dwIfIndex [In] interface index
400 *
401 * RETURNS
402 * Success: NO_ERROR
403 * Failure: error code from winerror.h
404 *
405 * FIXME
406 * Stub, returns ERROR_NOT_SUPPORTED.
407 */
408 DWORD WINAPI FlushIpNetTable(DWORD dwIfIndex)
409 {
410 FIXME("(dwIfIndex 0x%08x): stub\n", dwIfIndex);
411 /* this flushes the arp cache of the given index */
412 return ERROR_NOT_SUPPORTED;
413 }
414
415
416 /******************************************************************
417 * GetAdapterIndex (IPHLPAPI.@)
418 *
419 * Get interface index from its name.
420 *
421 * PARAMS
422 * AdapterName [In] unicode string with the adapter name
423 * IfIndex [Out] returns found interface index
424 *
425 * RETURNS
426 * Success: NO_ERROR
427 * Failure: error code from winerror.h
428 */
429 DWORD WINAPI GetAdapterIndex(LPWSTR AdapterName, PULONG IfIndex)
430 {
431 char adapterName[MAX_ADAPTER_NAME];
432 unsigned int i;
433 DWORD ret;
434
435 TRACE("(AdapterName %p, IfIndex %p)\n", AdapterName, IfIndex);
436 /* The adapter name is guaranteed not to have any unicode characters, so
437 * this translation is never lossy */
438 for (i = 0; i < sizeof(adapterName) - 1 && AdapterName[i]; i++)
439 adapterName[i] = (char)AdapterName[i];
440 adapterName[i] = '\0';
441 ret = getInterfaceIndexByName(adapterName, IfIndex);
442 TRACE("returning %d\n", ret);
443 return ret;
444 }
445
446
447 /******************************************************************
448 * GetAdaptersInfo (IPHLPAPI.@)
449 *
450 * Get information about adapters.
451 *
452 * PARAMS
453 * pAdapterInfo [Out] buffer for adapter infos
454 * pOutBufLen [In] length of output buffer
455 *
456 * RETURNS
457 * Success: NO_ERROR
458 * Failure: error code from winerror.h
459 */
460 DWORD WINAPI GetAdaptersInfo(PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen)
461 {
462 DWORD ret;
463
464 TRACE("pAdapterInfo %p, pOutBufLen %p\n", pAdapterInfo, pOutBufLen);
465 if (!pOutBufLen)
466 ret = ERROR_INVALID_PARAMETER;
467 else {
468 DWORD numNonLoopbackInterfaces = getNumNonLoopbackInterfaces();
469
470 if (numNonLoopbackInterfaces > 0) {
471 DWORD numIPAddresses = getNumIPAddresses();
472 ULONG size;
473
474 /* This may slightly overestimate the amount of space needed, because
475 * the IP addresses include the loopback address, but it's easier
476 * to make sure there's more than enough space than to make sure there's
477 * precisely enough space.
478 */
479 size = sizeof(IP_ADAPTER_INFO) * numNonLoopbackInterfaces;
480 size += numIPAddresses * sizeof(IP_ADDR_STRING);
481 if (!pAdapterInfo || *pOutBufLen < size) {
482 *pOutBufLen = size;
483 ret = ERROR_BUFFER_OVERFLOW;
484 }
485 else {
486 InterfaceIndexTable *table = NULL;
487 PMIB_IPADDRTABLE ipAddrTable = NULL;
488 PMIB_IPFORWARDTABLE routeTable = NULL;
489
490 ret = getIPAddrTable(&ipAddrTable, GetProcessHeap(), 0);
491 if (!ret)
492 ret = AllocateAndGetIpForwardTableFromStack(&routeTable, FALSE, GetProcessHeap(), 0);
493 if (!ret)
494 table = getNonLoopbackInterfaceIndexTable();
495 if (table) {
496 size = sizeof(IP_ADAPTER_INFO) * table->numIndexes;
497 size += ipAddrTable->dwNumEntries * sizeof(IP_ADDR_STRING);
498 if (*pOutBufLen < size) {
499 *pOutBufLen = size;
500 ret = ERROR_INSUFFICIENT_BUFFER;
501 }
502 else {
503 DWORD ndx;
504 HKEY hKey;
505 BOOL winsEnabled = FALSE;
506 IP_ADDRESS_STRING primaryWINS, secondaryWINS;
507 PIP_ADDR_STRING nextIPAddr = (PIP_ADDR_STRING)((LPBYTE)pAdapterInfo
508 + numNonLoopbackInterfaces * sizeof(IP_ADAPTER_INFO));
509
510 memset(pAdapterInfo, 0, size);
511 /* @@ Wine registry key: HKCU\Software\Wine\Network */
512 if (RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Network",
513 &hKey) == ERROR_SUCCESS) {
514 DWORD size = sizeof(primaryWINS.String);
515 unsigned long addr;
516
517 RegQueryValueExA(hKey, "WinsServer", NULL, NULL,
518 (LPBYTE)primaryWINS.String, &size);
519 addr = inet_addr(primaryWINS.String);
520 if (addr != INADDR_NONE && addr != INADDR_ANY)
521 winsEnabled = TRUE;
522 size = sizeof(secondaryWINS.String);
523 RegQueryValueExA(hKey, "BackupWinsServer", NULL, NULL,
524 (LPBYTE)secondaryWINS.String, &size);
525 addr = inet_addr(secondaryWINS.String);
526 if (addr != INADDR_NONE && addr != INADDR_ANY)
527 winsEnabled = TRUE;
528 RegCloseKey(hKey);
529 }
530 for (ndx = 0; ndx < table->numIndexes; ndx++) {
531 PIP_ADAPTER_INFO ptr = &pAdapterInfo[ndx];
532 DWORD i;
533 PIP_ADDR_STRING currentIPAddr = &ptr->IpAddressList;
534 BOOL firstIPAddr = TRUE;
535
536 /* on Win98 this is left empty, but whatever */
537 getInterfaceNameByIndex(table->indexes[ndx], ptr->AdapterName);
538 getInterfaceNameByIndex(table->indexes[ndx], ptr->Description);
539 ptr->AddressLength = sizeof(ptr->Address);
540 getInterfacePhysicalByIndex(table->indexes[ndx],
541 &ptr->AddressLength, ptr->Address, &ptr->Type);
542 ptr->Index = table->indexes[ndx];
543 for (i = 0; i < ipAddrTable->dwNumEntries; i++) {
544 if (ipAddrTable->table[i].dwIndex == ptr->Index) {
545 if (firstIPAddr) {
546 toIPAddressString(ipAddrTable->table[i].dwAddr,
547 ptr->IpAddressList.IpAddress.String);
548 toIPAddressString(ipAddrTable->table[i].dwMask,
549 ptr->IpAddressList.IpMask.String);
550 firstIPAddr = FALSE;
551 }
552 else {
553 currentIPAddr->Next = nextIPAddr;
554 currentIPAddr = nextIPAddr;
555 toIPAddressString(ipAddrTable->table[i].dwAddr,
556 currentIPAddr->IpAddress.String);
557 toIPAddressString(ipAddrTable->table[i].dwMask,
558 currentIPAddr->IpMask.String);
559 nextIPAddr++;
560 }
561 }
562 }
563 /* Find first router through this interface, which we'll assume
564 * is the default gateway for this adapter */
565 for (i = 0; i < routeTable->dwNumEntries; i++)
566 if (routeTable->table[i].dwForwardIfIndex == ptr->Index
567 && routeTable->table[i].dwForwardType ==
568 MIB_IPROUTE_TYPE_INDIRECT)
569 toIPAddressString(routeTable->table[i].dwForwardNextHop,
570 ptr->GatewayList.IpAddress.String);
571 if (winsEnabled) {
572 ptr->HaveWins = TRUE;
573 memcpy(ptr->PrimaryWinsServer.IpAddress.String,
574 primaryWINS.String, sizeof(primaryWINS.String));
575 memcpy(ptr->SecondaryWinsServer.IpAddress.String,
576 secondaryWINS.String, sizeof(secondaryWINS.String));
577 }
578 if (ndx < table->numIndexes - 1)
579 ptr->Next = &pAdapterInfo[ndx + 1];
580 else
581 ptr->Next = NULL;
582 }
583 ret = NO_ERROR;
584 }
585 HeapFree(GetProcessHeap(), 0, table);
586 }
587 else
588 ret = ERROR_OUTOFMEMORY;
589 HeapFree(GetProcessHeap(), 0, routeTable);
590 HeapFree(GetProcessHeap(), 0, ipAddrTable);
591 }
592 }
593 else
594 ret = ERROR_NO_DATA;
595 }
596 TRACE("returning %d\n", ret);
597 return ret;
598 }
599
600 static DWORD typeFromMibType(DWORD mib_type)
601 {
602 switch (mib_type)
603 {
604 case MIB_IF_TYPE_ETHERNET: return IF_TYPE_ETHERNET_CSMACD;
605 case MIB_IF_TYPE_TOKENRING: return IF_TYPE_ISO88025_TOKENRING;
606 case MIB_IF_TYPE_PPP: return IF_TYPE_PPP;
607 case MIB_IF_TYPE_LOOPBACK: return IF_TYPE_SOFTWARE_LOOPBACK;
608 default: return IF_TYPE_OTHER;
609 }
610 }
611
612 static ULONG addressesFromIndex(DWORD index, DWORD **addrs, ULONG *num_addrs)
613 {
614 ULONG ret, i, j;
615 MIB_IPADDRTABLE *at;
616
617 *num_addrs = 0;
618 if ((ret = getIPAddrTable(&at, GetProcessHeap(), 0))) return ret;
619 for (i = 0; i < at->dwNumEntries; i++)
620 {
621 if (at->table[i].dwIndex == index) (*num_addrs)++;
622 }
623 if (!(*addrs = HeapAlloc(GetProcessHeap(), 0, *num_addrs * sizeof(DWORD))))
624 {
625 HeapFree(GetProcessHeap(), 0, at);
626 return ERROR_OUTOFMEMORY;
627 }
628 for (i = 0, j = 0; i < at->dwNumEntries; i++)
629 {
630 if (at->table[i].dwIndex == index) (*addrs)[j++] = at->table[i].dwAddr;
631 }
632 HeapFree(GetProcessHeap(), 0, at);
633 return ERROR_SUCCESS;
634 }
635
636 static ULONG adapterAddressesFromIndex(DWORD index, IP_ADAPTER_ADDRESSES *aa, ULONG *size)
637 {
638 ULONG ret, i, num_addrs, total_size;
639 DWORD *addrs;
640
641 if ((ret = addressesFromIndex(index, &addrs, &num_addrs))) return ret;
642
643 total_size = sizeof(IP_ADAPTER_ADDRESSES);
644 total_size += IF_NAMESIZE;
645 total_size += IF_NAMESIZE * sizeof(WCHAR);
646 total_size += sizeof(IP_ADAPTER_UNICAST_ADDRESS) * num_addrs;
647 total_size += sizeof(struct sockaddr_in) * num_addrs;
648
649 if (aa && *size >= total_size)
650 {
651 char name[IF_NAMESIZE], *ptr = (char *)aa + sizeof(IP_ADAPTER_ADDRESSES), *src;
652 WCHAR *dst;
653 DWORD buflen, type, status;
654
655 memset(aa, 0, sizeof(IP_ADAPTER_ADDRESSES));
656 aa->Length = sizeof(IP_ADAPTER_ADDRESSES);
657 aa->IfIndex = index;
658
659 getInterfaceNameByIndex(index, name);
660 memcpy(ptr, name, IF_NAMESIZE);
661 aa->AdapterName = ptr;
662 ptr += IF_NAMESIZE;
663 aa->FriendlyName = (WCHAR *)ptr;
664 for (src = name, dst = (WCHAR *)ptr; *src; src++, dst++)
665 *dst = *src;
666 *dst++ = 0;
667 ptr = (char *)dst;
668
669 if (num_addrs)
670 {
671 IP_ADAPTER_UNICAST_ADDRESS *ua;
672 struct sockaddr_in *sa;
673
674 ua = aa->FirstUnicastAddress = (IP_ADAPTER_UNICAST_ADDRESS *)ptr;
675 for (i = 0; i < num_addrs; i++)
676 {
677 memset(ua, 0, sizeof(IP_ADAPTER_UNICAST_ADDRESS));
678 ua->Length = sizeof(IP_ADAPTER_UNICAST_ADDRESS);
679 ua->Address.iSockaddrLength = sizeof(struct sockaddr_in);
680 ua->Address.lpSockaddr = (SOCKADDR *)((char *)ua + ua->Length);
681
682 sa = (struct sockaddr_in *)ua->Address.lpSockaddr;
683 sa->sin_family = AF_INET;
684 sa->sin_addr.s_addr = addrs[i];
685 sa->sin_port = 0;
686
687 ptr += ua->Length + ua->Address.iSockaddrLength;
688 if (i < num_addrs - 1)
689 {
690 ua->Next = (IP_ADAPTER_UNICAST_ADDRESS *)ptr;
691 ua = ua->Next;
692 }
693 }
694 }
695
696 buflen = MAX_INTERFACE_PHYSADDR;
697 getInterfacePhysicalByIndex(index, &buflen, aa->PhysicalAddress, &type);
698 aa->PhysicalAddressLength = buflen;
699 aa->IfType = typeFromMibType(type);
700
701 getInterfaceMtuByName(name, &aa->Mtu);
702
703 getInterfaceStatusByName(name, &status);
704 if (status == MIB_IF_OPER_STATUS_OPERATIONAL) aa->OperStatus = IfOperStatusUp;
705 else if (status == MIB_IF_OPER_STATUS_NON_OPERATIONAL) aa->OperStatus = IfOperStatusDown;
706 else aa->OperStatus = IfOperStatusUnknown;
707 }
708 *size = total_size;
709 HeapFree(GetProcessHeap(), 0, addrs);
710 return ERROR_SUCCESS;
711 }
712
713 ULONG WINAPI GetAdaptersAddresses(ULONG family, ULONG flags, PVOID reserved,
714 PIP_ADAPTER_ADDRESSES aa, PULONG buflen)
715 {
716 InterfaceIndexTable *table;
717 ULONG i, size, total_size, ret = ERROR_NO_DATA;
718
719 if (!buflen) return ERROR_INVALID_PARAMETER;
720
721 if (family == AF_INET6 || family == AF_UNSPEC)
722 FIXME("no support for IPv6 addresses\n");
723
724 if (family != AF_INET && family != AF_UNSPEC) return ERROR_NO_DATA;
725
726 table = getInterfaceIndexTable();
727 if (!table || !table->numIndexes)
728 {
729 HeapFree(GetProcessHeap(), 0, table);
730 return ERROR_NO_DATA;
731 }
732 total_size = 0;
733 for (i = 0; i < table->numIndexes; i++)
734 {
735 size = 0;
736 if ((ret = adapterAddressesFromIndex(table->indexes[i], NULL, &size)))
737 {
738 HeapFree(GetProcessHeap(), 0, table);
739 return ret;
740 }
741 total_size += size;
742 }
743 if (aa && *buflen >= total_size)
744 {
745 ULONG bytes_left = size = total_size;
746 for (i = 0; i < table->numIndexes; i++)
747 {
748 if ((ret = adapterAddressesFromIndex(table->indexes[i], aa, &size)))
749 {
750 HeapFree(GetProcessHeap(), 0, table);
751 return ret;
752 }
753 if (i < table->numIndexes - 1)
754 {
755 aa->Next = (IP_ADAPTER_ADDRESSES *)((char *)aa + size);
756 aa = aa->Next;
757 size = bytes_left -= size;
758 }
759 }
760 ret = ERROR_SUCCESS;
761 }
762 if (*buflen < total_size) ret = ERROR_BUFFER_OVERFLOW;
763 *buflen = total_size;
764
765 TRACE("num adapters %u\n", table->numIndexes);
766 HeapFree(GetProcessHeap(), 0, table);
767 return ret;
768 }
769
770 /******************************************************************
771 * GetBestInterface (IPHLPAPI.@)
772 *
773 * Get the interface, with the best route for the given IP address.
774 *
775 * PARAMS
776 * dwDestAddr [In] IP address to search the interface for
777 * pdwBestIfIndex [Out] found best interface
778 *
779 * RETURNS
780 * Success: NO_ERROR
781 * Failure: error code from winerror.h
782 */
783 DWORD WINAPI GetBestInterface(IPAddr dwDestAddr, PDWORD pdwBestIfIndex)
784 {
785 struct WS_sockaddr_in sa_in;
786 memset(&sa_in, 0, sizeof(sa_in));
787 sa_in.sin_family = AF_INET;
788 sa_in.sin_addr.S_un.S_addr = dwDestAddr;
789 return GetBestInterfaceEx((struct WS_sockaddr *)&sa_in, pdwBestIfIndex);
790 }
791
792 /******************************************************************
793 * GetBestInterfaceEx (IPHLPAPI.@)
794 *
795 * Get the interface, with the best route for the given IP address.
796 *
797 * PARAMS
798 * dwDestAddr [In] IP address to search the interface for
799 * pdwBestIfIndex [Out] found best interface
800 *
801 * RETURNS
802 * Success: NO_ERROR
803 * Failure: error code from winerror.h
804 */
805 DWORD WINAPI GetBestInterfaceEx(struct WS_sockaddr *pDestAddr, PDWORD pdwBestIfIndex)
806 {
807 DWORD ret;
808
809 TRACE("pDestAddr %p, pdwBestIfIndex %p\n", pDestAddr, pdwBestIfIndex);
810 if (!pDestAddr || !pdwBestIfIndex)
811 ret = ERROR_INVALID_PARAMETER;
812 else {
813 MIB_IPFORWARDROW ipRow;
814
815 if (pDestAddr->sa_family == AF_INET) {
816 ret = GetBestRoute(((struct WS_sockaddr_in *)pDestAddr)->sin_addr.S_un.S_addr, 0, &ipRow);
817 if (ret == ERROR_SUCCESS)
818 *pdwBestIfIndex = ipRow.dwForwardIfIndex;
819 } else {
820 FIXME("address family %d not supported\n", pDestAddr->sa_family);
821 ret = ERROR_NOT_SUPPORTED;
822 }
823 }
824 TRACE("returning %d\n", ret);
825 return ret;
826 }
827
828
829 /******************************************************************
830 * GetBestRoute (IPHLPAPI.@)
831 *
832 * Get the best route for the given IP address.
833 *
834 * PARAMS
835 * dwDestAddr [In] IP address to search the best route for
836 * dwSourceAddr [In] optional source IP address
837 * pBestRoute [Out] found best route
838 *
839 * RETURNS
840 * Success: NO_ERROR
841 * Failure: error code from winerror.h
842 */
843 DWORD WINAPI GetBestRoute(DWORD dwDestAddr, DWORD dwSourceAddr, PMIB_IPFORWARDROW pBestRoute)
844 {
845 PMIB_IPFORWARDTABLE table;
846 DWORD ret;
847
848 TRACE("dwDestAddr 0x%08x, dwSourceAddr 0x%08x, pBestRoute %p\n", dwDestAddr,
849 dwSourceAddr, pBestRoute);
850 if (!pBestRoute)
851 return ERROR_INVALID_PARAMETER;
852
853 ret = AllocateAndGetIpForwardTableFromStack(&table, FALSE, GetProcessHeap(), 0);
854 if (!ret) {
855 DWORD ndx, matchedBits, matchedNdx = table->dwNumEntries;
856
857 for (ndx = 0, matchedBits = 0; ndx < table->dwNumEntries; ndx++) {
858 if (table->table[ndx].dwForwardType != MIB_IPROUTE_TYPE_INVALID &&
859 (dwDestAddr & table->table[ndx].dwForwardMask) ==
860 (table->table[ndx].dwForwardDest & table->table[ndx].dwForwardMask)) {
861 DWORD numShifts, mask;
862
863 for (numShifts = 0, mask = table->table[ndx].dwForwardMask;
864 mask && !(mask & 1); mask >>= 1, numShifts++)
865 ;
866 if (numShifts > matchedBits) {
867 matchedBits = numShifts;
868 matchedNdx = ndx;
869 }
870 else if (!matchedBits && table->table[ndx].dwForwardType ==
871 MIB_IPROUTE_TYPE_INDIRECT) {
872 /* default to a default gateway */
873 matchedNdx = ndx;
874 }
875 }
876 }
877 if (matchedNdx < table->dwNumEntries) {
878 memcpy(pBestRoute, &table->table[matchedNdx], sizeof(MIB_IPFORWARDROW));
879 ret = ERROR_SUCCESS;
880 }
881 else {
882 /* No route matches, which can happen if there's no default route. */
883 ret = ERROR_HOST_UNREACHABLE;
884 }
885 HeapFree(GetProcessHeap(), 0, table);
886 }
887 TRACE("returning %d\n", ret);
888 return ret;
889 }
890
891
892 /******************************************************************
893 * GetFriendlyIfIndex (IPHLPAPI.@)
894 *
895 * Get a "friendly" version of IfIndex, which is one that doesn't
896 * have the top byte set. Doesn't validate whether IfIndex is a valid
897 * adapter index.
898 *
899 * PARAMS
900 * IfIndex [In] interface index to get the friendly one for
901 *
902 * RETURNS
903 * A friendly version of IfIndex.
904 */
905 DWORD WINAPI GetFriendlyIfIndex(DWORD IfIndex)
906 {
907 /* windows doesn't validate these, either, just makes sure the top byte is
908 cleared. I assume my ifenum module never gives an index with the top
909 byte set. */
910 TRACE("returning %d\n", IfIndex);
911 return IfIndex;
912 }
913
914
915 /******************************************************************
916 * GetIfEntry (IPHLPAPI.@)
917 *
918 * Get information about an interface.
919 *
920 * PARAMS
921 * pIfRow [In/Out] In: dwIndex of MIB_IFROW selects the interface.
922 * Out: interface information
923 *
924 * RETURNS
925 * Success: NO_ERROR
926 * Failure: error code from winerror.h
927 */
928 DWORD WINAPI GetIfEntry(PMIB_IFROW pIfRow)
929 {
930 DWORD ret;
931 char nameBuf[MAX_ADAPTER_NAME];
932 char *name;
933
934 TRACE("pIfRow %p\n", pIfRow);
935 if (!pIfRow)
936 return ERROR_INVALID_PARAMETER;
937
938 name = getInterfaceNameByIndex(pIfRow->dwIndex, nameBuf);
939 if (name) {
940 ret = getInterfaceEntryByName(name, pIfRow);
941 if (ret == NO_ERROR)
942 ret = getInterfaceStatsByName(name, pIfRow);
943 }
944 else
945 ret = ERROR_INVALID_DATA;
946 TRACE("returning %d\n", ret);
947 return ret;
948 }
949
950
951 static int IfTableSorter(const void *a, const void *b)
952 {
953 int ret;
954
955 if (a && b)
956 ret = ((const MIB_IFROW*)a)->dwIndex - ((const MIB_IFROW*)b)->dwIndex;
957 else
958 ret = 0;
959 return ret;
960 }
961
962
963 /******************************************************************
964 * GetIfTable (IPHLPAPI.@)
965 *
966 * Get a table of local interfaces.
967 *
968 * PARAMS
969 * pIfTable [Out] buffer for local interfaces table
970 * pdwSize [In/Out] length of output buffer
971 * bOrder [In] whether to sort the table
972 *
973 * RETURNS
974 * Success: NO_ERROR
975 * Failure: error code from winerror.h
976 *
977 * NOTES
978 * If pdwSize is less than required, the function will return
979 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
980 * size.
981 * If bOrder is true, the returned table will be sorted by interface index.
982 */
983 DWORD WINAPI GetIfTable(PMIB_IFTABLE pIfTable, PULONG pdwSize, BOOL bOrder)
984 {
985 DWORD ret;
986
987 TRACE("pIfTable %p, pdwSize %p, bOrder %d\n", pdwSize, pdwSize,
988 (DWORD)bOrder);
989 if (!pdwSize)
990 ret = ERROR_INVALID_PARAMETER;
991 else {
992 DWORD numInterfaces = getNumInterfaces();
993 ULONG size = sizeof(MIB_IFTABLE);
994
995 if (numInterfaces > 1)
996 size += (numInterfaces - 1) * sizeof(MIB_IFROW);
997 if (!pIfTable || *pdwSize < size) {
998 *pdwSize = size;
999 ret = ERROR_INSUFFICIENT_BUFFER;
1000 }
1001 else {
1002 InterfaceIndexTable *table = getInterfaceIndexTable();
1003
1004 if (table) {
1005 size = sizeof(MIB_IFTABLE);
1006 if (table->numIndexes > 1)
1007 size += (table->numIndexes - 1) * sizeof(MIB_IFROW);
1008 if (*pdwSize < size) {
1009 *pdwSize = size;
1010 ret = ERROR_INSUFFICIENT_BUFFER;
1011 }
1012 else {
1013 DWORD ndx;
1014
1015 *pdwSize = size;
1016 pIfTable->dwNumEntries = 0;
1017 for (ndx = 0; ndx < table->numIndexes; ndx++) {
1018 pIfTable->table[ndx].dwIndex = table->indexes[ndx];
1019 GetIfEntry(&pIfTable->table[ndx]);
1020 pIfTable->dwNumEntries++;
1021 }
1022 if (bOrder)
1023 qsort(pIfTable->table, pIfTable->dwNumEntries, sizeof(MIB_IFROW),
1024 IfTableSorter);
1025 ret = NO_ERROR;
1026 }
1027 HeapFree(GetProcessHeap(), 0, table);
1028 }
1029 else
1030 ret = ERROR_OUTOFMEMORY;
1031 }
1032 }
1033 TRACE("returning %d\n", ret);
1034 return ret;
1035 }
1036
1037
1038 /******************************************************************
1039 * GetInterfaceInfo (IPHLPAPI.@)
1040 *
1041 * Get a list of network interface adapters.
1042 *
1043 * PARAMS
1044 * pIfTable [Out] buffer for interface adapters
1045 * dwOutBufLen [Out] if buffer is too small, returns required size
1046 *
1047 * RETURNS
1048 * Success: NO_ERROR
1049 * Failure: error code from winerror.h
1050 *
1051 * BUGS
1052 * MSDN states this should return non-loopback interfaces only.
1053 */
1054 DWORD WINAPI GetInterfaceInfo(PIP_INTERFACE_INFO pIfTable, PULONG dwOutBufLen)
1055 {
1056 DWORD ret;
1057
1058 TRACE("pIfTable %p, dwOutBufLen %p\n", pIfTable, dwOutBufLen);
1059 if (!dwOutBufLen)
1060 ret = ERROR_INVALID_PARAMETER;
1061 else {
1062 DWORD numInterfaces = getNumInterfaces();
1063 ULONG size = sizeof(IP_INTERFACE_INFO);
1064
1065 if (numInterfaces > 1)
1066 size += (numInterfaces - 1) * sizeof(IP_ADAPTER_INDEX_MAP);
1067 if (!pIfTable || *dwOutBufLen < size) {
1068 *dwOutBufLen = size;
1069 ret = ERROR_INSUFFICIENT_BUFFER;
1070 }
1071 else {
1072 InterfaceIndexTable *table = getInterfaceIndexTable();
1073
1074 if (table) {
1075 size = sizeof(IP_INTERFACE_INFO);
1076 if (table->numIndexes > 1)
1077 size += (table->numIndexes - 1) * sizeof(IP_ADAPTER_INDEX_MAP);
1078 if (*dwOutBufLen < size) {
1079 *dwOutBufLen = size;
1080 ret = ERROR_INSUFFICIENT_BUFFER;
1081 }
1082 else {
1083 DWORD ndx;
1084 char nameBuf[MAX_ADAPTER_NAME];
1085
1086 *dwOutBufLen = size;
1087 pIfTable->NumAdapters = 0;
1088 for (ndx = 0; ndx < table->numIndexes; ndx++) {
1089 const char *walker, *name;
1090 WCHAR *assigner;
1091
1092 pIfTable->Adapter[ndx].Index = table->indexes[ndx];
1093 name = getInterfaceNameByIndex(table->indexes[ndx], nameBuf);
1094 for (walker = name, assigner = pIfTable->Adapter[ndx].Name;
1095 walker && *walker &&
1096 assigner - pIfTable->Adapter[ndx].Name < MAX_ADAPTER_NAME - 1;
1097 walker++, assigner++)
1098 *assigner = *walker;
1099 *assigner = 0;
1100 pIfTable->NumAdapters++;
1101 }
1102 ret = NO_ERROR;
1103 }
1104 HeapFree(GetProcessHeap(), 0, table);
1105 }
1106 else
1107 ret = ERROR_OUTOFMEMORY;
1108 }
1109 }
1110 TRACE("returning %d\n", ret);
1111 return ret;
1112 }
1113
1114
1115 /******************************************************************
1116 * GetIpAddrTable (IPHLPAPI.@)
1117 *
1118 * Get interface-to-IP address mapping table.
1119 *
1120 * PARAMS
1121 * pIpAddrTable [Out] buffer for mapping table
1122 * pdwSize [In/Out] length of output buffer
1123 * bOrder [In] whether to sort the table
1124 *
1125 * RETURNS
1126 * Success: NO_ERROR
1127 * Failure: error code from winerror.h
1128 *
1129 * NOTES
1130 * If pdwSize is less than required, the function will return
1131 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1132 * size.
1133 * If bOrder is true, the returned table will be sorted by the next hop and
1134 * an assortment of arbitrary parameters.
1135 */
1136 DWORD WINAPI GetIpAddrTable(PMIB_IPADDRTABLE pIpAddrTable, PULONG pdwSize, BOOL bOrder)
1137 {
1138 DWORD ret;
1139
1140 TRACE("pIpAddrTable %p, pdwSize %p, bOrder %d\n", pIpAddrTable, pdwSize,
1141 (DWORD)bOrder);
1142 if (!pdwSize)
1143 ret = ERROR_INVALID_PARAMETER;
1144 else {
1145 PMIB_IPADDRTABLE table;
1146
1147 ret = getIPAddrTable(&table, GetProcessHeap(), 0);
1148 if (ret == NO_ERROR)
1149 {
1150 ULONG size = sizeof(MIB_IPADDRTABLE);
1151
1152 if (table->dwNumEntries > 1)
1153 size += (table->dwNumEntries - 1) * sizeof(MIB_IPADDRROW);
1154 if (!pIpAddrTable || *pdwSize < size) {
1155 *pdwSize = size;
1156 ret = ERROR_INSUFFICIENT_BUFFER;
1157 }
1158 else {
1159 *pdwSize = size;
1160 memcpy(pIpAddrTable, table, size);
1161 if (bOrder)
1162 qsort(pIpAddrTable->table, pIpAddrTable->dwNumEntries,
1163 sizeof(MIB_IPADDRROW), IpAddrTableSorter);
1164 ret = NO_ERROR;
1165 }
1166 HeapFree(GetProcessHeap(), 0, table);
1167 }
1168 }
1169 TRACE("returning %d\n", ret);
1170 return ret;
1171 }
1172
1173
1174 /******************************************************************
1175 * GetIpForwardTable (IPHLPAPI.@)
1176 *
1177 * Get the route table.
1178 *
1179 * PARAMS
1180 * pIpForwardTable [Out] buffer for route table
1181 * pdwSize [In/Out] length of output buffer
1182 * bOrder [In] whether to sort the table
1183 *
1184 * RETURNS
1185 * Success: NO_ERROR
1186 * Failure: error code from winerror.h
1187 *
1188 * NOTES
1189 * If pdwSize is less than required, the function will return
1190 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1191 * size.
1192 * If bOrder is true, the returned table will be sorted by the next hop and
1193 * an assortment of arbitrary parameters.
1194 */
1195 DWORD WINAPI GetIpForwardTable(PMIB_IPFORWARDTABLE pIpForwardTable, PULONG pdwSize, BOOL bOrder)
1196 {
1197 DWORD ret;
1198 PMIB_IPFORWARDTABLE table;
1199
1200 TRACE("pIpForwardTable %p, pdwSize %p, bOrder %d\n", pIpForwardTable, pdwSize, bOrder);
1201
1202 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1203
1204 ret = AllocateAndGetIpForwardTableFromStack(&table, bOrder, GetProcessHeap(), 0);
1205 if (!ret) {
1206 DWORD size = FIELD_OFFSET( MIB_IPFORWARDTABLE, table[table->dwNumEntries] );
1207 if (!pIpForwardTable || *pdwSize < size) {
1208 *pdwSize = size;
1209 ret = ERROR_INSUFFICIENT_BUFFER;
1210 }
1211 else {
1212 *pdwSize = size;
1213 memcpy(pIpForwardTable, table, size);
1214 }
1215 HeapFree(GetProcessHeap(), 0, table);
1216 }
1217 TRACE("returning %d\n", ret);
1218 return ret;
1219 }
1220
1221
1222 /******************************************************************
1223 * GetIpNetTable (IPHLPAPI.@)
1224 *
1225 * Get the IP-to-physical address mapping table.
1226 *
1227 * PARAMS
1228 * pIpNetTable [Out] buffer for mapping table
1229 * pdwSize [In/Out] length of output buffer
1230 * bOrder [In] whether to sort the table
1231 *
1232 * RETURNS
1233 * Success: NO_ERROR
1234 * Failure: error code from winerror.h
1235 *
1236 * NOTES
1237 * If pdwSize is less than required, the function will return
1238 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1239 * size.
1240 * If bOrder is true, the returned table will be sorted by IP address.
1241 */
1242 DWORD WINAPI GetIpNetTable(PMIB_IPNETTABLE pIpNetTable, PULONG pdwSize, BOOL bOrder)
1243 {
1244 DWORD ret;
1245 PMIB_IPNETTABLE table;
1246
1247 TRACE("pIpNetTable %p, pdwSize %p, bOrder %d\n", pIpNetTable, pdwSize, bOrder);
1248
1249 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1250
1251 ret = AllocateAndGetIpNetTableFromStack( &table, bOrder, GetProcessHeap(), 0 );
1252 if (!ret) {
1253 DWORD size = FIELD_OFFSET( MIB_IPNETTABLE, table[table->dwNumEntries] );
1254 if (!pIpNetTable || *pdwSize < size) {
1255 *pdwSize = size;
1256 ret = ERROR_INSUFFICIENT_BUFFER;
1257 }
1258 else {
1259 *pdwSize = size;
1260 memcpy(pIpNetTable, table, size);
1261 }
1262 HeapFree(GetProcessHeap(), 0, table);
1263 }
1264 TRACE("returning %d\n", ret);
1265 return ret;
1266 }
1267
1268
1269 /******************************************************************
1270 * GetNetworkParams (IPHLPAPI.@)
1271 *
1272 * Get the network parameters for the local computer.
1273 *
1274 * PARAMS
1275 * pFixedInfo [Out] buffer for network parameters
1276 * pOutBufLen [In/Out] length of output buffer
1277 *
1278 * RETURNS
1279 * Success: NO_ERROR
1280 * Failure: error code from winerror.h
1281 *
1282 * NOTES
1283 * If pOutBufLen is less than required, the function will return
1284 * ERROR_INSUFFICIENT_BUFFER, and pOutBufLen will be set to the required byte
1285 * size.
1286 */
1287 DWORD WINAPI GetNetworkParams(PFIXED_INFO pFixedInfo, PULONG pOutBufLen)
1288 {
1289 DWORD ret, size;
1290 LONG regReturn;
1291 HKEY hKey;
1292
1293 TRACE("pFixedInfo %p, pOutBufLen %p\n", pFixedInfo, pOutBufLen);
1294 if (!pOutBufLen)
1295 return ERROR_INVALID_PARAMETER;
1296
1297 initialise_resolver();
1298 size = sizeof(FIXED_INFO) + (_res.nscount > 0 ? (_res.nscount - 1) *
1299 sizeof(IP_ADDR_STRING) : 0);
1300 if (!pFixedInfo || *pOutBufLen < size) {
1301 *pOutBufLen = size;
1302 return ERROR_BUFFER_OVERFLOW;
1303 }
1304
1305 memset(pFixedInfo, 0, size);
1306 size = sizeof(pFixedInfo->HostName);
1307 GetComputerNameExA(ComputerNameDnsHostname, pFixedInfo->HostName, &size);
1308 size = sizeof(pFixedInfo->DomainName);
1309 GetComputerNameExA(ComputerNameDnsDomain, pFixedInfo->DomainName, &size);
1310 if (_res.nscount > 0) {
1311 PIP_ADDR_STRING ptr;
1312 int i;
1313
1314 for (i = 0, ptr = &pFixedInfo->DnsServerList; i < _res.nscount && ptr;
1315 i++, ptr = ptr->Next) {
1316 toIPAddressString(_res.nsaddr_list[i].sin_addr.s_addr,
1317 ptr->IpAddress.String);
1318 if (i == _res.nscount - 1)
1319 ptr->Next = NULL;
1320 else if (i == 0)
1321 ptr->Next = (PIP_ADDR_STRING)((LPBYTE)pFixedInfo + sizeof(FIXED_INFO));
1322 else
1323 ptr->Next = (PIP_ADDR_STRING)((PBYTE)ptr + sizeof(IP_ADDR_STRING));
1324 }
1325 }
1326 pFixedInfo->NodeType = HYBRID_NODETYPE;
1327 regReturn = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
1328 "SYSTEM\\CurrentControlSet\\Services\\VxD\\MSTCP", 0, KEY_READ, &hKey);
1329 if (regReturn != ERROR_SUCCESS)
1330 regReturn = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
1331 "SYSTEM\\CurrentControlSet\\Services\\NetBT\\Parameters", 0, KEY_READ,
1332 &hKey);
1333 if (regReturn == ERROR_SUCCESS)
1334 {
1335 DWORD size = sizeof(pFixedInfo->ScopeId);
1336
1337 RegQueryValueExA(hKey, "ScopeID", NULL, NULL, (LPBYTE)pFixedInfo->ScopeId, &size);
1338 RegCloseKey(hKey);
1339 }
1340
1341 /* FIXME: can check whether routing's enabled in /proc/sys/net/ipv4/ip_forward
1342 I suppose could also check for a listener on port 53 to set EnableDns */
1343 ret = NO_ERROR;
1344 TRACE("returning %d\n", ret);
1345 return ret;
1346 }
1347
1348
1349 /******************************************************************
1350 * GetNumberOfInterfaces (IPHLPAPI.@)
1351 *
1352 * Get the number of interfaces.
1353 *
1354 * PARAMS
1355 * pdwNumIf [Out] number of interfaces
1356 *
1357 * RETURNS
1358 * NO_ERROR on success, ERROR_INVALID_PARAMETER if pdwNumIf is NULL.
1359 */
1360 DWORD WINAPI GetNumberOfInterfaces(PDWORD pdwNumIf)
1361 {
1362 DWORD ret;
1363
1364 TRACE("pdwNumIf %p\n", pdwNumIf);
1365 if (!pdwNumIf)
1366 ret = ERROR_INVALID_PARAMETER;
1367 else {
1368 *pdwNumIf = getNumInterfaces();
1369 ret = NO_ERROR;
1370 }
1371 TRACE("returning %d\n", ret);
1372 return ret;
1373 }
1374
1375
1376 /******************************************************************
1377 * GetPerAdapterInfo (IPHLPAPI.@)
1378 *
1379 * Get information about an adapter corresponding to an interface.
1380 *
1381 * PARAMS
1382 * IfIndex [In] interface info
1383 * pPerAdapterInfo [Out] buffer for per adapter info
1384 * pOutBufLen [In/Out] length of output buffer
1385 *
1386 * RETURNS
1387 * Success: NO_ERROR
1388 * Failure: error code from winerror.h
1389 *
1390 * FIXME
1391 * Stub, returns empty IP_PER_ADAPTER_INFO in every case.
1392 */
1393 DWORD WINAPI GetPerAdapterInfo(ULONG IfIndex, PIP_PER_ADAPTER_INFO pPerAdapterInfo, PULONG pOutBufLen)
1394 {
1395 ULONG bytesNeeded = sizeof(IP_PER_ADAPTER_INFO);
1396
1397 TRACE("(IfIndex %d, pPerAdapterInfo %p, pOutBufLen %p)\n", IfIndex, pPerAdapterInfo, pOutBufLen);
1398
1399 if (!pOutBufLen) return ERROR_INVALID_PARAMETER;
1400
1401 if (!pPerAdapterInfo || *pOutBufLen < bytesNeeded)
1402 {
1403 *pOutBufLen = bytesNeeded;
1404 return ERROR_BUFFER_OVERFLOW;
1405 }
1406
1407 memset(pPerAdapterInfo, 0, bytesNeeded);
1408 return NO_ERROR;
1409 }
1410
1411
1412 /******************************************************************
1413 * GetRTTAndHopCount (IPHLPAPI.@)
1414 *
1415 * Get round-trip time (RTT) and hop count.
1416 *
1417 * PARAMS
1418 *
1419 * DestIpAddress [In] destination address to get the info for
1420 * HopCount [Out] retrieved hop count
1421 * MaxHops [In] maximum hops to search for the destination
1422 * RTT [Out] RTT in milliseconds
1423 *
1424 * RETURNS
1425 * Success: TRUE
1426 * Failure: FALSE
1427 *
1428 * FIXME
1429 * Stub, returns FALSE.
1430 */
1431 BOOL WINAPI GetRTTAndHopCount(IPAddr DestIpAddress, PULONG HopCount, ULONG MaxHops, PULONG RTT)
1432 {
1433 FIXME("(DestIpAddress 0x%08x, HopCount %p, MaxHops %d, RTT %p): stub\n",
1434 DestIpAddress, HopCount, MaxHops, RTT);
1435 return FALSE;
1436 }
1437
1438
1439 /******************************************************************
1440 * GetTcpTable (IPHLPAPI.@)
1441 *
1442 * Get the table of active TCP connections.
1443 *
1444 * PARAMS
1445 * pTcpTable [Out] buffer for TCP connections table
1446 * pdwSize [In/Out] length of output buffer
1447 * bOrder [In] whether to order the table
1448 *
1449 * RETURNS
1450 * Success: NO_ERROR
1451 * Failure: error code from winerror.h
1452 *
1453 * NOTES
1454 * If pdwSize is less than required, the function will return
1455 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to
1456 * the required byte size.
1457 * If bOrder is true, the returned table will be sorted, first by
1458 * local address and port number, then by remote address and port
1459 * number.
1460 */
1461 DWORD WINAPI GetTcpTable(PMIB_TCPTABLE pTcpTable, PDWORD pdwSize, BOOL bOrder)
1462 {
1463 DWORD ret;
1464 PMIB_TCPTABLE table;
1465
1466 TRACE("pTcpTable %p, pdwSize %p, bOrder %d\n", pTcpTable, pdwSize, bOrder);
1467
1468 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1469
1470 ret = AllocateAndGetTcpTableFromStack(&table, bOrder, GetProcessHeap(), 0);
1471 if (!ret) {
1472 DWORD size = FIELD_OFFSET( MIB_TCPTABLE, table[table->dwNumEntries] );
1473 if (!pTcpTable || *pdwSize < size) {
1474 *pdwSize = size;
1475 ret = ERROR_INSUFFICIENT_BUFFER;
1476 }
1477 else {
1478 *pdwSize = size;
1479 memcpy(pTcpTable, table, size);
1480 }
1481 HeapFree(GetProcessHeap(), 0, table);
1482 }
1483 TRACE("returning %d\n", ret);
1484 return ret;
1485 }
1486
1487
1488 /******************************************************************
1489 * GetUdpTable (IPHLPAPI.@)
1490 *
1491 * Get a table of active UDP connections.
1492 *
1493 * PARAMS
1494 * pUdpTable [Out] buffer for UDP connections table
1495 * pdwSize [In/Out] length of output buffer
1496 * bOrder [In] whether to order the table
1497 *
1498 * RETURNS
1499 * Success: NO_ERROR
1500 * Failure: error code from winerror.h
1501 *
1502 * NOTES
1503 * If pdwSize is less than required, the function will return
1504 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the
1505 * required byte size.
1506 * If bOrder is true, the returned table will be sorted, first by
1507 * local address, then by local port number.
1508 */
1509 DWORD WINAPI GetUdpTable(PMIB_UDPTABLE pUdpTable, PDWORD pdwSize, BOOL bOrder)
1510 {
1511 DWORD ret;
1512 PMIB_UDPTABLE table;
1513
1514 TRACE("pUdpTable %p, pdwSize %p, bOrder %d\n", pUdpTable, pdwSize, bOrder);
1515
1516 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1517
1518 ret = AllocateAndGetUdpTableFromStack( &table, bOrder, GetProcessHeap(), 0 );
1519 if (!ret) {
1520 DWORD size = FIELD_OFFSET( MIB_UDPTABLE, table[table->dwNumEntries] );
1521 if (!pUdpTable || *pdwSize < size) {
1522 *pdwSize = size;
1523 ret = ERROR_INSUFFICIENT_BUFFER;
1524 }
1525 else {
1526 *pdwSize = size;
1527 memcpy(pUdpTable, table, size);
1528 }
1529 HeapFree(GetProcessHeap(), 0, table);
1530 }
1531 TRACE("returning %d\n", ret);
1532 return ret;
1533 }
1534
1535
1536 /******************************************************************
1537 * GetUniDirectionalAdapterInfo (IPHLPAPI.@)
1538 *
1539 * This is a Win98-only function to get information on "unidirectional"
1540 * adapters. Since this is pretty nonsensical in other contexts, it
1541 * never returns anything.
1542 *
1543 * PARAMS
1544 * pIPIfInfo [Out] buffer for adapter infos
1545 * dwOutBufLen [Out] length of the output buffer
1546 *
1547 * RETURNS
1548 * Success: NO_ERROR
1549 * Failure: error code from winerror.h
1550 *
1551 * FIXME
1552 * Stub, returns ERROR_NOT_SUPPORTED.
1553 */
1554 DWORD WINAPI GetUniDirectionalAdapterInfo(PIP_UNIDIRECTIONAL_ADAPTER_ADDRESS pIPIfInfo, PULONG dwOutBufLen)
1555 {
1556 TRACE("pIPIfInfo %p, dwOutBufLen %p\n", pIPIfInfo, dwOutBufLen);
1557 /* a unidirectional adapter?? not bloody likely! */
1558 return ERROR_NOT_SUPPORTED;
1559 }
1560
1561
1562 /******************************************************************
1563 * IpReleaseAddress (IPHLPAPI.@)
1564 *
1565 * Release an IP obtained through DHCP,
1566 *
1567 * PARAMS
1568 * AdapterInfo [In] adapter to release IP address
1569 *
1570 * RETURNS
1571 * Success: NO_ERROR
1572 * Failure: error code from winerror.h
1573 *
1574 * NOTES
1575 * Since GetAdaptersInfo never returns adapters that have DHCP enabled,
1576 * this function does nothing.
1577 *
1578 * FIXME
1579 * Stub, returns ERROR_NOT_SUPPORTED.
1580 */
1581 DWORD WINAPI IpReleaseAddress(PIP_ADAPTER_INDEX_MAP AdapterInfo)
1582 {
1583 TRACE("AdapterInfo %p\n", AdapterInfo);
1584 /* not a stub, never going to support this (and I never mark an adapter as
1585 DHCP enabled, see GetAdaptersInfo, so this should never get called) */
1586 return ERROR_NOT_SUPPORTED;
1587 }
1588
1589
1590 /******************************************************************
1591 * IpRenewAddress (IPHLPAPI.@)
1592 *
1593 * Renew an IP obtained through DHCP.
1594 *
1595 * PARAMS
1596 * AdapterInfo [In] adapter to renew IP address
1597 *
1598 * RETURNS
1599 * Success: NO_ERROR
1600 * Failure: error code from winerror.h
1601 *
1602 * NOTES
1603 * Since GetAdaptersInfo never returns adapters that have DHCP enabled,
1604 * this function does nothing.
1605 *
1606 * FIXME
1607 * Stub, returns ERROR_NOT_SUPPORTED.
1608 */
1609 DWORD WINAPI IpRenewAddress(PIP_ADAPTER_INDEX_MAP AdapterInfo)
1610 {
1611 TRACE("AdapterInfo %p\n", AdapterInfo);
1612 /* not a stub, never going to support this (and I never mark an adapter as
1613 DHCP enabled, see GetAdaptersInfo, so this should never get called) */
1614 return ERROR_NOT_SUPPORTED;
1615 }
1616
1617
1618 /******************************************************************
1619 * NotifyAddrChange (IPHLPAPI.@)
1620 *
1621 * Notify caller whenever the ip-interface map is changed.
1622 *
1623 * PARAMS
1624 * Handle [Out] handle usable in asynchronous notification
1625 * overlapped [In] overlapped structure that notifies the caller
1626 *
1627 * RETURNS
1628 * Success: NO_ERROR
1629 * Failure: error code from winerror.h
1630 *
1631 * FIXME
1632 * Stub, returns ERROR_NOT_SUPPORTED.
1633 */
1634 DWORD WINAPI NotifyAddrChange(PHANDLE Handle, LPOVERLAPPED overlapped)
1635 {
1636 FIXME("(Handle %p, overlapped %p): stub\n", Handle, overlapped);
1637 return ERROR_NOT_SUPPORTED;
1638 }
1639
1640
1641 /******************************************************************
1642 * NotifyRouteChange (IPHLPAPI.@)
1643 *
1644 * Notify caller whenever the ip routing table is changed.
1645 *
1646 * PARAMS
1647 * Handle [Out] handle usable in asynchronous notification
1648 * overlapped [In] overlapped structure that notifies the caller
1649 *
1650 * RETURNS
1651 * Success: NO_ERROR
1652 * Failure: error code from winerror.h
1653 *
1654 * FIXME
1655 * Stub, returns ERROR_NOT_SUPPORTED.
1656 */
1657 DWORD WINAPI NotifyRouteChange(PHANDLE Handle, LPOVERLAPPED overlapped)
1658 {
1659 FIXME("(Handle %p, overlapped %p): stub\n", Handle, overlapped);
1660 return ERROR_NOT_SUPPORTED;
1661 }
1662
1663
1664 /******************************************************************
1665 * SendARP (IPHLPAPI.@)
1666 *
1667 * Send an ARP request.
1668 *
1669 * PARAMS
1670 * DestIP [In] attempt to obtain this IP
1671 * SrcIP [In] optional sender IP address
1672 * pMacAddr [Out] buffer for the mac address
1673 * PhyAddrLen [In/Out] length of the output buffer
1674 *
1675 * RETURNS
1676 * Success: NO_ERROR
1677 * Failure: error code from winerror.h
1678 *
1679 * FIXME
1680 * Stub, returns ERROR_NOT_SUPPORTED.
1681 */
1682 DWORD WINAPI SendARP(IPAddr DestIP, IPAddr SrcIP, PULONG pMacAddr, PULONG PhyAddrLen)
1683 {
1684 FIXME("(DestIP 0x%08x, SrcIP 0x%08x, pMacAddr %p, PhyAddrLen %p): stub\n",
1685 DestIP, SrcIP, pMacAddr, PhyAddrLen);
1686 return ERROR_NOT_SUPPORTED;
1687 }
1688
1689
1690 /******************************************************************
1691 * SetIfEntry (IPHLPAPI.@)
1692 *
1693 * Set the administrative status of an interface.
1694 *
1695 * PARAMS
1696 * pIfRow [In] dwAdminStatus member specifies the new status.
1697 *
1698 * RETURNS
1699 * Success: NO_ERROR
1700 * Failure: error code from winerror.h
1701 *
1702 * FIXME
1703 * Stub, returns ERROR_NOT_SUPPORTED.
1704 */
1705 DWORD WINAPI SetIfEntry(PMIB_IFROW pIfRow)
1706 {
1707 FIXME("(pIfRow %p): stub\n", pIfRow);
1708 /* this is supposed to set an interface administratively up or down.
1709 Could do SIOCSIFFLAGS and set/clear IFF_UP, but, not sure I want to, and
1710 this sort of down is indistinguishable from other sorts of down (e.g. no
1711 link). */
1712 return ERROR_NOT_SUPPORTED;
1713 }
1714
1715
1716 /******************************************************************
1717 * SetIpForwardEntry (IPHLPAPI.@)
1718 *
1719 * Modify an existing route.
1720 *
1721 * PARAMS
1722 * pRoute [In] route with the new information
1723 *
1724 * RETURNS
1725 * Success: NO_ERROR
1726 * Failure: error code from winerror.h
1727 *
1728 * FIXME
1729 * Stub, returns NO_ERROR.
1730 */
1731 DWORD WINAPI SetIpForwardEntry(PMIB_IPFORWARDROW pRoute)
1732 {
1733 FIXME("(pRoute %p): stub\n", pRoute);
1734 /* this is to add a route entry, how's it distinguishable from
1735 CreateIpForwardEntry?
1736 could use SIOCADDRT, not sure I want to */
1737 return 0;
1738 }
1739
1740
1741 /******************************************************************
1742 * SetIpNetEntry (IPHLPAPI.@)
1743 *
1744 * Modify an existing ARP entry.
1745 *
1746 * PARAMS
1747 * pArpEntry [In] ARP entry with the new information
1748 *
1749 * RETURNS
1750 * Success: NO_ERROR
1751 * Failure: error code from winerror.h
1752 *
1753 * FIXME
1754 * Stub, returns NO_ERROR.
1755 */
1756 DWORD WINAPI SetIpNetEntry(PMIB_IPNETROW pArpEntry)
1757 {
1758 FIXME("(pArpEntry %p): stub\n", pArpEntry);
1759 /* same as CreateIpNetEntry here, could use SIOCSARP, not sure I want to */
1760 return 0;
1761 }
1762
1763
1764 /******************************************************************
1765 * SetIpStatistics (IPHLPAPI.@)
1766 *
1767 * Toggle IP forwarding and det the default TTL value.
1768 *
1769 * PARAMS
1770 * pIpStats [In] IP statistics with the new information
1771 *
1772 * RETURNS
1773 * Success: NO_ERROR
1774 * Failure: error code from winerror.h
1775 *
1776 * FIXME
1777 * Stub, returns NO_ERROR.
1778 */
1779 DWORD WINAPI SetIpStatistics(PMIB_IPSTATS pIpStats)
1780 {
1781 FIXME("(pIpStats %p): stub\n", pIpStats);
1782 return 0;
1783 }
1784
1785
1786 /******************************************************************
1787 * SetIpTTL (IPHLPAPI.@)
1788 *
1789 * Set the default TTL value.
1790 *
1791 * PARAMS
1792 * nTTL [In] new TTL value
1793 *
1794 * RETURNS
1795 * Success: NO_ERROR
1796 * Failure: error code from winerror.h
1797 *
1798 * FIXME
1799 * Stub, returns NO_ERROR.
1800 */
1801 DWORD WINAPI SetIpTTL(UINT nTTL)
1802 {
1803 FIXME("(nTTL %d): stub\n", nTTL);
1804 /* could echo nTTL > /proc/net/sys/net/ipv4/ip_default_ttl, not sure I
1805 want to. Could map EACCESS to ERROR_ACCESS_DENIED, I suppose */
1806 return 0;
1807 }
1808
1809
1810 /******************************************************************
1811 * SetTcpEntry (IPHLPAPI.@)
1812 *
1813 * Set the state of a TCP connection.
1814 *
1815 * PARAMS
1816 * pTcpRow [In] specifies connection with new state
1817 *
1818 * RETURNS
1819 * Success: NO_ERROR
1820 * Failure: error code from winerror.h
1821 *
1822 * FIXME
1823 * Stub, returns NO_ERROR.
1824 */
1825 DWORD WINAPI SetTcpEntry(PMIB_TCPROW pTcpRow)
1826 {
1827 FIXME("(pTcpRow %p): stub\n", pTcpRow);
1828 return 0;
1829 }
1830
1831
1832 /******************************************************************
1833 * UnenableRouter (IPHLPAPI.@)
1834 *
1835 * Decrement the IP-forwarding reference count. Turn off IP-forwarding
1836 * if it reaches zero.
1837 *
1838 * PARAMS
1839 * pOverlapped [In/Out] should be the same as in EnableRouter()
1840 * lpdwEnableCount [Out] optional, receives reference count
1841 *
1842 * RETURNS
1843 * Success: NO_ERROR
1844 * Failure: error code from winerror.h
1845 *
1846 * FIXME
1847 * Stub, returns ERROR_NOT_SUPPORTED.
1848 */
1849 DWORD WINAPI UnenableRouter(OVERLAPPED * pOverlapped, LPDWORD lpdwEnableCount)
1850 {
1851 FIXME("(pOverlapped %p, lpdwEnableCount %p): stub\n", pOverlapped,
1852 lpdwEnableCount);
1853 /* could echo "" > /proc/net/sys/net/ipv4/ip_forward, not sure I want to
1854 could map EACCESS to ERROR_ACCESS_DENIED, I suppose
1855 */
1856 return ERROR_NOT_SUPPORTED;
1857 }
1858
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