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;
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; i < at->dwNumEntries; i++)
629 {
630 if (at->table[i].dwIndex == index) (*addrs)[i] = 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 += sizeof(IP_ADAPTER_UNICAST_ADDRESS) * num_addrs;
646 total_size += sizeof(struct sockaddr_in) * num_addrs;
647
648 if (aa && *size >= total_size)
649 {
650 char name[IF_NAMESIZE], *ptr = (char *)aa + sizeof(IP_ADAPTER_ADDRESSES);
651 DWORD buflen, type, status;
652
653 memset(aa, 0, sizeof(IP_ADAPTER_ADDRESSES));
654 aa->Length = sizeof(IP_ADAPTER_ADDRESSES);
655 aa->IfIndex = index;
656
657 getInterfaceNameByIndex(index, name);
658 memcpy(ptr, name, IF_NAMESIZE);
659 aa->AdapterName = ptr;
660 ptr += IF_NAMESIZE;
661
662 if (num_addrs)
663 {
664 IP_ADAPTER_UNICAST_ADDRESS *ua;
665 struct sockaddr_in *sa;
666
667 ua = aa->FirstUnicastAddress = (IP_ADAPTER_UNICAST_ADDRESS *)ptr;
668 for (i = 0; i < num_addrs; i++)
669 {
670 memset(ua, 0, sizeof(IP_ADAPTER_UNICAST_ADDRESS));
671 ua->Length = sizeof(IP_ADAPTER_UNICAST_ADDRESS);
672 ua->Address.iSockaddrLength = sizeof(struct sockaddr_in);
673 ua->Address.lpSockaddr = (SOCKADDR *)((char *)ua + ua->Length);
674
675 sa = (struct sockaddr_in *)ua->Address.lpSockaddr;
676 sa->sin_family = AF_INET;
677 sa->sin_addr.s_addr = addrs[i];
678 sa->sin_port = 0;
679
680 ptr += ua->Length + ua->Address.iSockaddrLength;
681 if (i < num_addrs - 1)
682 {
683 ua->Next = (IP_ADAPTER_UNICAST_ADDRESS *)ptr;
684 ua = ua->Next;
685 }
686 }
687 }
688
689 buflen = MAX_INTERFACE_PHYSADDR;
690 getInterfacePhysicalByIndex(index, &buflen, aa->PhysicalAddress, &type);
691 aa->PhysicalAddressLength = buflen;
692 aa->IfType = typeFromMibType(type);
693
694 getInterfaceMtuByName(name, &aa->Mtu);
695
696 getInterfaceStatusByName(name, &status);
697 if (status == MIB_IF_OPER_STATUS_OPERATIONAL) aa->OperStatus = IfOperStatusUp;
698 else if (status == MIB_IF_OPER_STATUS_NON_OPERATIONAL) aa->OperStatus = IfOperStatusDown;
699 else aa->OperStatus = IfOperStatusUnknown;
700 }
701 *size = total_size;
702 HeapFree(GetProcessHeap(), 0, addrs);
703 return ERROR_SUCCESS;
704 }
705
706 ULONG WINAPI GetAdaptersAddresses(ULONG family, ULONG flags, PVOID reserved,
707 PIP_ADAPTER_ADDRESSES aa, PULONG buflen)
708 {
709 InterfaceIndexTable *table;
710 ULONG i, size, total_size, ret = ERROR_NO_DATA;
711
712 if (!buflen) return ERROR_INVALID_PARAMETER;
713
714 if (family == AF_INET6 || family == AF_UNSPEC)
715 FIXME("no support for IPv6 addresses\n");
716
717 if (family != AF_INET && family != AF_UNSPEC) return ERROR_NO_DATA;
718
719 table = getInterfaceIndexTable();
720 if (!table || !table->numIndexes)
721 {
722 HeapFree(GetProcessHeap(), 0, table);
723 return ERROR_NO_DATA;
724 }
725 total_size = 0;
726 for (i = 0; i < table->numIndexes; i++)
727 {
728 size = 0;
729 if ((ret = adapterAddressesFromIndex(table->indexes[i], NULL, &size)))
730 {
731 HeapFree(GetProcessHeap(), 0, table);
732 return ret;
733 }
734 total_size += size;
735 }
736 if (aa && *buflen >= total_size)
737 {
738 ULONG bytes_left = size = total_size;
739 for (i = 0; i < table->numIndexes; i++)
740 {
741 if ((ret = adapterAddressesFromIndex(table->indexes[i], aa, &size)))
742 {
743 HeapFree(GetProcessHeap(), 0, table);
744 return ret;
745 }
746 if (i < table->numIndexes - 1)
747 {
748 aa->Next = (IP_ADAPTER_ADDRESSES *)((char *)aa + size);
749 aa = aa->Next;
750 size = bytes_left -= size;
751 }
752 }
753 ret = ERROR_SUCCESS;
754 }
755 if (*buflen < total_size) ret = ERROR_BUFFER_OVERFLOW;
756 *buflen = total_size;
757
758 TRACE("num adapters %u\n", table->numIndexes);
759 HeapFree(GetProcessHeap(), 0, table);
760 return ret;
761 }
762
763 /******************************************************************
764 * GetBestInterface (IPHLPAPI.@)
765 *
766 * Get the interface, with the best route for the given IP address.
767 *
768 * PARAMS
769 * dwDestAddr [In] IP address to search the interface for
770 * pdwBestIfIndex [Out] found best interface
771 *
772 * RETURNS
773 * Success: NO_ERROR
774 * Failure: error code from winerror.h
775 */
776 DWORD WINAPI GetBestInterface(IPAddr dwDestAddr, PDWORD pdwBestIfIndex)
777 {
778 struct WS_sockaddr_in sa_in;
779 memset(&sa_in, 0, sizeof(sa_in));
780 sa_in.sin_family = AF_INET;
781 sa_in.sin_addr.S_un.S_addr = dwDestAddr;
782 return GetBestInterfaceEx((struct WS_sockaddr *)&sa_in, pdwBestIfIndex);
783 }
784
785 /******************************************************************
786 * GetBestInterfaceEx (IPHLPAPI.@)
787 *
788 * Get the interface, with the best route for the given IP address.
789 *
790 * PARAMS
791 * dwDestAddr [In] IP address to search the interface for
792 * pdwBestIfIndex [Out] found best interface
793 *
794 * RETURNS
795 * Success: NO_ERROR
796 * Failure: error code from winerror.h
797 */
798 DWORD WINAPI GetBestInterfaceEx(struct WS_sockaddr *pDestAddr, PDWORD pdwBestIfIndex)
799 {
800 DWORD ret;
801
802 TRACE("pDestAddr %p, pdwBestIfIndex %p\n", pDestAddr, pdwBestIfIndex);
803 if (!pDestAddr || !pdwBestIfIndex)
804 ret = ERROR_INVALID_PARAMETER;
805 else {
806 MIB_IPFORWARDROW ipRow;
807
808 if (pDestAddr->sa_family == AF_INET) {
809 ret = GetBestRoute(((struct WS_sockaddr_in *)pDestAddr)->sin_addr.S_un.S_addr, 0, &ipRow);
810 if (ret == ERROR_SUCCESS)
811 *pdwBestIfIndex = ipRow.dwForwardIfIndex;
812 } else {
813 FIXME("address family %d not supported\n", pDestAddr->sa_family);
814 ret = ERROR_NOT_SUPPORTED;
815 }
816 }
817 TRACE("returning %d\n", ret);
818 return ret;
819 }
820
821
822 /******************************************************************
823 * GetBestRoute (IPHLPAPI.@)
824 *
825 * Get the best route for the given IP address.
826 *
827 * PARAMS
828 * dwDestAddr [In] IP address to search the best route for
829 * dwSourceAddr [In] optional source IP address
830 * pBestRoute [Out] found best route
831 *
832 * RETURNS
833 * Success: NO_ERROR
834 * Failure: error code from winerror.h
835 */
836 DWORD WINAPI GetBestRoute(DWORD dwDestAddr, DWORD dwSourceAddr, PMIB_IPFORWARDROW pBestRoute)
837 {
838 PMIB_IPFORWARDTABLE table;
839 DWORD ret;
840
841 TRACE("dwDestAddr 0x%08x, dwSourceAddr 0x%08x, pBestRoute %p\n", dwDestAddr,
842 dwSourceAddr, pBestRoute);
843 if (!pBestRoute)
844 return ERROR_INVALID_PARAMETER;
845
846 ret = AllocateAndGetIpForwardTableFromStack(&table, FALSE, GetProcessHeap(), 0);
847 if (!ret) {
848 DWORD ndx, matchedBits, matchedNdx = table->dwNumEntries;
849
850 for (ndx = 0, matchedBits = 0; ndx < table->dwNumEntries; ndx++) {
851 if (table->table[ndx].dwForwardType != MIB_IPROUTE_TYPE_INVALID &&
852 (dwDestAddr & table->table[ndx].dwForwardMask) ==
853 (table->table[ndx].dwForwardDest & table->table[ndx].dwForwardMask)) {
854 DWORD numShifts, mask;
855
856 for (numShifts = 0, mask = table->table[ndx].dwForwardMask;
857 mask && !(mask & 1); mask >>= 1, numShifts++)
858 ;
859 if (numShifts > matchedBits) {
860 matchedBits = numShifts;
861 matchedNdx = ndx;
862 }
863 else if (!matchedBits && table->table[ndx].dwForwardType ==
864 MIB_IPROUTE_TYPE_INDIRECT) {
865 /* default to a default gateway */
866 matchedNdx = ndx;
867 }
868 }
869 }
870 if (matchedNdx < table->dwNumEntries) {
871 memcpy(pBestRoute, &table->table[matchedNdx], sizeof(MIB_IPFORWARDROW));
872 ret = ERROR_SUCCESS;
873 }
874 else {
875 /* No route matches, which can happen if there's no default route. */
876 ret = ERROR_HOST_UNREACHABLE;
877 }
878 HeapFree(GetProcessHeap(), 0, table);
879 }
880 TRACE("returning %d\n", ret);
881 return ret;
882 }
883
884
885 /******************************************************************
886 * GetFriendlyIfIndex (IPHLPAPI.@)
887 *
888 * Get a "friendly" version of IfIndex, which is one that doesn't
889 * have the top byte set. Doesn't validate whether IfIndex is a valid
890 * adapter index.
891 *
892 * PARAMS
893 * IfIndex [In] interface index to get the friendly one for
894 *
895 * RETURNS
896 * A friendly version of IfIndex.
897 */
898 DWORD WINAPI GetFriendlyIfIndex(DWORD IfIndex)
899 {
900 /* windows doesn't validate these, either, just makes sure the top byte is
901 cleared. I assume my ifenum module never gives an index with the top
902 byte set. */
903 TRACE("returning %d\n", IfIndex);
904 return IfIndex;
905 }
906
907
908 /******************************************************************
909 * GetIfEntry (IPHLPAPI.@)
910 *
911 * Get information about an interface.
912 *
913 * PARAMS
914 * pIfRow [In/Out] In: dwIndex of MIB_IFROW selects the interface.
915 * Out: interface information
916 *
917 * RETURNS
918 * Success: NO_ERROR
919 * Failure: error code from winerror.h
920 */
921 DWORD WINAPI GetIfEntry(PMIB_IFROW pIfRow)
922 {
923 DWORD ret;
924 char nameBuf[MAX_ADAPTER_NAME];
925 char *name;
926
927 TRACE("pIfRow %p\n", pIfRow);
928 if (!pIfRow)
929 return ERROR_INVALID_PARAMETER;
930
931 name = getInterfaceNameByIndex(pIfRow->dwIndex, nameBuf);
932 if (name) {
933 ret = getInterfaceEntryByName(name, pIfRow);
934 if (ret == NO_ERROR)
935 ret = getInterfaceStatsByName(name, pIfRow);
936 }
937 else
938 ret = ERROR_INVALID_DATA;
939 TRACE("returning %d\n", ret);
940 return ret;
941 }
942
943
944 static int IfTableSorter(const void *a, const void *b)
945 {
946 int ret;
947
948 if (a && b)
949 ret = ((const MIB_IFROW*)a)->dwIndex - ((const MIB_IFROW*)b)->dwIndex;
950 else
951 ret = 0;
952 return ret;
953 }
954
955
956 /******************************************************************
957 * GetIfTable (IPHLPAPI.@)
958 *
959 * Get a table of local interfaces.
960 *
961 * PARAMS
962 * pIfTable [Out] buffer for local interfaces table
963 * pdwSize [In/Out] length of output buffer
964 * bOrder [In] whether to sort the table
965 *
966 * RETURNS
967 * Success: NO_ERROR
968 * Failure: error code from winerror.h
969 *
970 * NOTES
971 * If pdwSize is less than required, the function will return
972 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
973 * size.
974 * If bOrder is true, the returned table will be sorted by interface index.
975 */
976 DWORD WINAPI GetIfTable(PMIB_IFTABLE pIfTable, PULONG pdwSize, BOOL bOrder)
977 {
978 DWORD ret;
979
980 TRACE("pIfTable %p, pdwSize %p, bOrder %d\n", pdwSize, pdwSize,
981 (DWORD)bOrder);
982 if (!pdwSize)
983 ret = ERROR_INVALID_PARAMETER;
984 else {
985 DWORD numInterfaces = getNumInterfaces();
986 ULONG size = sizeof(MIB_IFTABLE);
987
988 if (numInterfaces > 1)
989 size += (numInterfaces - 1) * sizeof(MIB_IFROW);
990 if (!pIfTable || *pdwSize < size) {
991 *pdwSize = size;
992 ret = ERROR_INSUFFICIENT_BUFFER;
993 }
994 else {
995 InterfaceIndexTable *table = getInterfaceIndexTable();
996
997 if (table) {
998 size = sizeof(MIB_IFTABLE);
999 if (table->numIndexes > 1)
1000 size += (table->numIndexes - 1) * sizeof(MIB_IFROW);
1001 if (*pdwSize < size) {
1002 *pdwSize = size;
1003 ret = ERROR_INSUFFICIENT_BUFFER;
1004 }
1005 else {
1006 DWORD ndx;
1007
1008 *pdwSize = size;
1009 pIfTable->dwNumEntries = 0;
1010 for (ndx = 0; ndx < table->numIndexes; ndx++) {
1011 pIfTable->table[ndx].dwIndex = table->indexes[ndx];
1012 GetIfEntry(&pIfTable->table[ndx]);
1013 pIfTable->dwNumEntries++;
1014 }
1015 if (bOrder)
1016 qsort(pIfTable->table, pIfTable->dwNumEntries, sizeof(MIB_IFROW),
1017 IfTableSorter);
1018 ret = NO_ERROR;
1019 }
1020 HeapFree(GetProcessHeap(), 0, table);
1021 }
1022 else
1023 ret = ERROR_OUTOFMEMORY;
1024 }
1025 }
1026 TRACE("returning %d\n", ret);
1027 return ret;
1028 }
1029
1030
1031 /******************************************************************
1032 * GetInterfaceInfo (IPHLPAPI.@)
1033 *
1034 * Get a list of network interface adapters.
1035 *
1036 * PARAMS
1037 * pIfTable [Out] buffer for interface adapters
1038 * dwOutBufLen [Out] if buffer is too small, returns required size
1039 *
1040 * RETURNS
1041 * Success: NO_ERROR
1042 * Failure: error code from winerror.h
1043 *
1044 * BUGS
1045 * MSDN states this should return non-loopback interfaces only.
1046 */
1047 DWORD WINAPI GetInterfaceInfo(PIP_INTERFACE_INFO pIfTable, PULONG dwOutBufLen)
1048 {
1049 DWORD ret;
1050
1051 TRACE("pIfTable %p, dwOutBufLen %p\n", pIfTable, dwOutBufLen);
1052 if (!dwOutBufLen)
1053 ret = ERROR_INVALID_PARAMETER;
1054 else {
1055 DWORD numInterfaces = getNumInterfaces();
1056 ULONG size = sizeof(IP_INTERFACE_INFO);
1057
1058 if (numInterfaces > 1)
1059 size += (numInterfaces - 1) * sizeof(IP_ADAPTER_INDEX_MAP);
1060 if (!pIfTable || *dwOutBufLen < size) {
1061 *dwOutBufLen = size;
1062 ret = ERROR_INSUFFICIENT_BUFFER;
1063 }
1064 else {
1065 InterfaceIndexTable *table = getInterfaceIndexTable();
1066
1067 if (table) {
1068 size = sizeof(IP_INTERFACE_INFO);
1069 if (table->numIndexes > 1)
1070 size += (table->numIndexes - 1) * sizeof(IP_ADAPTER_INDEX_MAP);
1071 if (*dwOutBufLen < size) {
1072 *dwOutBufLen = size;
1073 ret = ERROR_INSUFFICIENT_BUFFER;
1074 }
1075 else {
1076 DWORD ndx;
1077 char nameBuf[MAX_ADAPTER_NAME];
1078
1079 *dwOutBufLen = size;
1080 pIfTable->NumAdapters = 0;
1081 for (ndx = 0; ndx < table->numIndexes; ndx++) {
1082 const char *walker, *name;
1083 WCHAR *assigner;
1084
1085 pIfTable->Adapter[ndx].Index = table->indexes[ndx];
1086 name = getInterfaceNameByIndex(table->indexes[ndx], nameBuf);
1087 for (walker = name, assigner = pIfTable->Adapter[ndx].Name;
1088 walker && *walker &&
1089 assigner - pIfTable->Adapter[ndx].Name < MAX_ADAPTER_NAME - 1;
1090 walker++, assigner++)
1091 *assigner = *walker;
1092 *assigner = 0;
1093 pIfTable->NumAdapters++;
1094 }
1095 ret = NO_ERROR;
1096 }
1097 HeapFree(GetProcessHeap(), 0, table);
1098 }
1099 else
1100 ret = ERROR_OUTOFMEMORY;
1101 }
1102 }
1103 TRACE("returning %d\n", ret);
1104 return ret;
1105 }
1106
1107
1108 /******************************************************************
1109 * GetIpAddrTable (IPHLPAPI.@)
1110 *
1111 * Get interface-to-IP address mapping table.
1112 *
1113 * PARAMS
1114 * pIpAddrTable [Out] buffer for mapping table
1115 * pdwSize [In/Out] length of output buffer
1116 * bOrder [In] whether to sort the table
1117 *
1118 * RETURNS
1119 * Success: NO_ERROR
1120 * Failure: error code from winerror.h
1121 *
1122 * NOTES
1123 * If pdwSize is less than required, the function will return
1124 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1125 * size.
1126 * If bOrder is true, the returned table will be sorted by the next hop and
1127 * an assortment of arbitrary parameters.
1128 */
1129 DWORD WINAPI GetIpAddrTable(PMIB_IPADDRTABLE pIpAddrTable, PULONG pdwSize, BOOL bOrder)
1130 {
1131 DWORD ret;
1132
1133 TRACE("pIpAddrTable %p, pdwSize %p, bOrder %d\n", pIpAddrTable, pdwSize,
1134 (DWORD)bOrder);
1135 if (!pdwSize)
1136 ret = ERROR_INVALID_PARAMETER;
1137 else {
1138 PMIB_IPADDRTABLE table;
1139
1140 ret = getIPAddrTable(&table, GetProcessHeap(), 0);
1141 if (ret == NO_ERROR)
1142 {
1143 ULONG size = sizeof(MIB_IPADDRTABLE);
1144
1145 if (table->dwNumEntries > 1)
1146 size += (table->dwNumEntries - 1) * sizeof(MIB_IPADDRROW);
1147 if (!pIpAddrTable || *pdwSize < size) {
1148 *pdwSize = size;
1149 ret = ERROR_INSUFFICIENT_BUFFER;
1150 }
1151 else {
1152 *pdwSize = size;
1153 memcpy(pIpAddrTable, table, size);
1154 if (bOrder)
1155 qsort(pIpAddrTable->table, pIpAddrTable->dwNumEntries,
1156 sizeof(MIB_IPADDRROW), IpAddrTableSorter);
1157 ret = NO_ERROR;
1158 }
1159 HeapFree(GetProcessHeap(), 0, table);
1160 }
1161 }
1162 TRACE("returning %d\n", ret);
1163 return ret;
1164 }
1165
1166
1167 /******************************************************************
1168 * GetIpForwardTable (IPHLPAPI.@)
1169 *
1170 * Get the route table.
1171 *
1172 * PARAMS
1173 * pIpForwardTable [Out] buffer for route table
1174 * pdwSize [In/Out] length of output buffer
1175 * bOrder [In] whether to sort the table
1176 *
1177 * RETURNS
1178 * Success: NO_ERROR
1179 * Failure: error code from winerror.h
1180 *
1181 * NOTES
1182 * If pdwSize is less than required, the function will return
1183 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1184 * size.
1185 * If bOrder is true, the returned table will be sorted by the next hop and
1186 * an assortment of arbitrary parameters.
1187 */
1188 DWORD WINAPI GetIpForwardTable(PMIB_IPFORWARDTABLE pIpForwardTable, PULONG pdwSize, BOOL bOrder)
1189 {
1190 DWORD ret;
1191 PMIB_IPFORWARDTABLE table;
1192
1193 TRACE("pIpForwardTable %p, pdwSize %p, bOrder %d\n", pIpForwardTable, pdwSize, bOrder);
1194
1195 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1196
1197 ret = AllocateAndGetIpForwardTableFromStack(&table, bOrder, GetProcessHeap(), 0);
1198 if (!ret) {
1199 DWORD size = FIELD_OFFSET( MIB_IPFORWARDTABLE, table[table->dwNumEntries] );
1200 if (!pIpForwardTable || *pdwSize < size) {
1201 *pdwSize = size;
1202 ret = ERROR_INSUFFICIENT_BUFFER;
1203 }
1204 else {
1205 *pdwSize = size;
1206 memcpy(pIpForwardTable, table, size);
1207 }
1208 HeapFree(GetProcessHeap(), 0, table);
1209 }
1210 TRACE("returning %d\n", ret);
1211 return ret;
1212 }
1213
1214
1215 /******************************************************************
1216 * GetIpNetTable (IPHLPAPI.@)
1217 *
1218 * Get the IP-to-physical address mapping table.
1219 *
1220 * PARAMS
1221 * pIpNetTable [Out] buffer for mapping table
1222 * pdwSize [In/Out] length of output buffer
1223 * bOrder [In] whether to sort the table
1224 *
1225 * RETURNS
1226 * Success: NO_ERROR
1227 * Failure: error code from winerror.h
1228 *
1229 * NOTES
1230 * If pdwSize is less than required, the function will return
1231 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the required byte
1232 * size.
1233 * If bOrder is true, the returned table will be sorted by IP address.
1234 */
1235 DWORD WINAPI GetIpNetTable(PMIB_IPNETTABLE pIpNetTable, PULONG pdwSize, BOOL bOrder)
1236 {
1237 DWORD ret;
1238 PMIB_IPNETTABLE table;
1239
1240 TRACE("pIpNetTable %p, pdwSize %p, bOrder %d\n", pIpNetTable, pdwSize, bOrder);
1241
1242 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1243
1244 ret = AllocateAndGetIpNetTableFromStack( &table, bOrder, GetProcessHeap(), 0 );
1245 if (!ret) {
1246 DWORD size = FIELD_OFFSET( MIB_IPNETTABLE, table[table->dwNumEntries] );
1247 if (!pIpNetTable || *pdwSize < size) {
1248 *pdwSize = size;
1249 ret = ERROR_INSUFFICIENT_BUFFER;
1250 }
1251 else {
1252 *pdwSize = size;
1253 memcpy(pIpNetTable, table, size);
1254 }
1255 HeapFree(GetProcessHeap(), 0, table);
1256 }
1257 TRACE("returning %d\n", ret);
1258 return ret;
1259 }
1260
1261
1262 /******************************************************************
1263 * GetNetworkParams (IPHLPAPI.@)
1264 *
1265 * Get the network parameters for the local computer.
1266 *
1267 * PARAMS
1268 * pFixedInfo [Out] buffer for network parameters
1269 * pOutBufLen [In/Out] length of output buffer
1270 *
1271 * RETURNS
1272 * Success: NO_ERROR
1273 * Failure: error code from winerror.h
1274 *
1275 * NOTES
1276 * If pOutBufLen is less than required, the function will return
1277 * ERROR_INSUFFICIENT_BUFFER, and pOutBufLen will be set to the required byte
1278 * size.
1279 */
1280 DWORD WINAPI GetNetworkParams(PFIXED_INFO pFixedInfo, PULONG pOutBufLen)
1281 {
1282 DWORD ret, size;
1283 LONG regReturn;
1284 HKEY hKey;
1285
1286 TRACE("pFixedInfo %p, pOutBufLen %p\n", pFixedInfo, pOutBufLen);
1287 if (!pOutBufLen)
1288 return ERROR_INVALID_PARAMETER;
1289
1290 initialise_resolver();
1291 size = sizeof(FIXED_INFO) + (_res.nscount > 0 ? (_res.nscount - 1) *
1292 sizeof(IP_ADDR_STRING) : 0);
1293 if (!pFixedInfo || *pOutBufLen < size) {
1294 *pOutBufLen = size;
1295 return ERROR_BUFFER_OVERFLOW;
1296 }
1297
1298 memset(pFixedInfo, 0, size);
1299 size = sizeof(pFixedInfo->HostName);
1300 GetComputerNameExA(ComputerNameDnsHostname, pFixedInfo->HostName, &size);
1301 size = sizeof(pFixedInfo->DomainName);
1302 GetComputerNameExA(ComputerNameDnsDomain, pFixedInfo->DomainName, &size);
1303 if (_res.nscount > 0) {
1304 PIP_ADDR_STRING ptr;
1305 int i;
1306
1307 for (i = 0, ptr = &pFixedInfo->DnsServerList; i < _res.nscount && ptr;
1308 i++, ptr = ptr->Next) {
1309 toIPAddressString(_res.nsaddr_list[i].sin_addr.s_addr,
1310 ptr->IpAddress.String);
1311 if (i == _res.nscount - 1)
1312 ptr->Next = NULL;
1313 else if (i == 0)
1314 ptr->Next = (PIP_ADDR_STRING)((LPBYTE)pFixedInfo + sizeof(FIXED_INFO));
1315 else
1316 ptr->Next = (PIP_ADDR_STRING)((PBYTE)ptr + sizeof(IP_ADDR_STRING));
1317 }
1318 }
1319 pFixedInfo->NodeType = HYBRID_NODETYPE;
1320 regReturn = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
1321 "SYSTEM\\CurrentControlSet\\Services\\VxD\\MSTCP", 0, KEY_READ, &hKey);
1322 if (regReturn != ERROR_SUCCESS)
1323 regReturn = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
1324 "SYSTEM\\CurrentControlSet\\Services\\NetBT\\Parameters", 0, KEY_READ,
1325 &hKey);
1326 if (regReturn == ERROR_SUCCESS)
1327 {
1328 DWORD size = sizeof(pFixedInfo->ScopeId);
1329
1330 RegQueryValueExA(hKey, "ScopeID", NULL, NULL, (LPBYTE)pFixedInfo->ScopeId, &size);
1331 RegCloseKey(hKey);
1332 }
1333
1334 /* FIXME: can check whether routing's enabled in /proc/sys/net/ipv4/ip_forward
1335 I suppose could also check for a listener on port 53 to set EnableDns */
1336 ret = NO_ERROR;
1337 TRACE("returning %d\n", ret);
1338 return ret;
1339 }
1340
1341
1342 /******************************************************************
1343 * GetNumberOfInterfaces (IPHLPAPI.@)
1344 *
1345 * Get the number of interfaces.
1346 *
1347 * PARAMS
1348 * pdwNumIf [Out] number of interfaces
1349 *
1350 * RETURNS
1351 * NO_ERROR on success, ERROR_INVALID_PARAMETER if pdwNumIf is NULL.
1352 */
1353 DWORD WINAPI GetNumberOfInterfaces(PDWORD pdwNumIf)
1354 {
1355 DWORD ret;
1356
1357 TRACE("pdwNumIf %p\n", pdwNumIf);
1358 if (!pdwNumIf)
1359 ret = ERROR_INVALID_PARAMETER;
1360 else {
1361 *pdwNumIf = getNumInterfaces();
1362 ret = NO_ERROR;
1363 }
1364 TRACE("returning %d\n", ret);
1365 return ret;
1366 }
1367
1368
1369 /******************************************************************
1370 * GetPerAdapterInfo (IPHLPAPI.@)
1371 *
1372 * Get information about an adapter corresponding to an interface.
1373 *
1374 * PARAMS
1375 * IfIndex [In] interface info
1376 * pPerAdapterInfo [Out] buffer for per adapter info
1377 * pOutBufLen [In/Out] length of output buffer
1378 *
1379 * RETURNS
1380 * Success: NO_ERROR
1381 * Failure: error code from winerror.h
1382 *
1383 * FIXME
1384 * Stub, returns empty IP_PER_ADAPTER_INFO in every case.
1385 */
1386 DWORD WINAPI GetPerAdapterInfo(ULONG IfIndex, PIP_PER_ADAPTER_INFO pPerAdapterInfo, PULONG pOutBufLen)
1387 {
1388 ULONG bytesNeeded = sizeof(IP_PER_ADAPTER_INFO);
1389
1390 TRACE("(IfIndex %d, pPerAdapterInfo %p, pOutBufLen %p)\n", IfIndex, pPerAdapterInfo, pOutBufLen);
1391
1392 if (!pOutBufLen) return ERROR_INVALID_PARAMETER;
1393
1394 if (!pPerAdapterInfo || *pOutBufLen < bytesNeeded)
1395 {
1396 *pOutBufLen = bytesNeeded;
1397 return ERROR_BUFFER_OVERFLOW;
1398 }
1399
1400 memset(pPerAdapterInfo, 0, bytesNeeded);
1401 return NO_ERROR;
1402 }
1403
1404
1405 /******************************************************************
1406 * GetRTTAndHopCount (IPHLPAPI.@)
1407 *
1408 * Get round-trip time (RTT) and hop count.
1409 *
1410 * PARAMS
1411 *
1412 * DestIpAddress [In] destination address to get the info for
1413 * HopCount [Out] retrieved hop count
1414 * MaxHops [In] maximum hops to search for the destination
1415 * RTT [Out] RTT in milliseconds
1416 *
1417 * RETURNS
1418 * Success: TRUE
1419 * Failure: FALSE
1420 *
1421 * FIXME
1422 * Stub, returns FALSE.
1423 */
1424 BOOL WINAPI GetRTTAndHopCount(IPAddr DestIpAddress, PULONG HopCount, ULONG MaxHops, PULONG RTT)
1425 {
1426 FIXME("(DestIpAddress 0x%08x, HopCount %p, MaxHops %d, RTT %p): stub\n",
1427 DestIpAddress, HopCount, MaxHops, RTT);
1428 return FALSE;
1429 }
1430
1431
1432 /******************************************************************
1433 * GetTcpTable (IPHLPAPI.@)
1434 *
1435 * Get the table of active TCP connections.
1436 *
1437 * PARAMS
1438 * pTcpTable [Out] buffer for TCP connections table
1439 * pdwSize [In/Out] length of output buffer
1440 * bOrder [In] whether to order the table
1441 *
1442 * RETURNS
1443 * Success: NO_ERROR
1444 * Failure: error code from winerror.h
1445 *
1446 * NOTES
1447 * If pdwSize is less than required, the function will return
1448 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to
1449 * the required byte size.
1450 * If bOrder is true, the returned table will be sorted, first by
1451 * local address and port number, then by remote address and port
1452 * number.
1453 */
1454 DWORD WINAPI GetTcpTable(PMIB_TCPTABLE pTcpTable, PDWORD pdwSize, BOOL bOrder)
1455 {
1456 DWORD ret;
1457 PMIB_TCPTABLE table;
1458
1459 TRACE("pTcpTable %p, pdwSize %p, bOrder %d\n", pTcpTable, pdwSize, bOrder);
1460
1461 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1462
1463 ret = AllocateAndGetTcpTableFromStack(&table, bOrder, GetProcessHeap(), 0);
1464 if (!ret) {
1465 DWORD size = FIELD_OFFSET( MIB_TCPTABLE, table[table->dwNumEntries] );
1466 if (!pTcpTable || *pdwSize < size) {
1467 *pdwSize = size;
1468 ret = ERROR_INSUFFICIENT_BUFFER;
1469 }
1470 else {
1471 *pdwSize = size;
1472 memcpy(pTcpTable, table, size);
1473 }
1474 HeapFree(GetProcessHeap(), 0, table);
1475 }
1476 TRACE("returning %d\n", ret);
1477 return ret;
1478 }
1479
1480
1481 /******************************************************************
1482 * GetUdpTable (IPHLPAPI.@)
1483 *
1484 * Get a table of active UDP connections.
1485 *
1486 * PARAMS
1487 * pUdpTable [Out] buffer for UDP connections table
1488 * pdwSize [In/Out] length of output buffer
1489 * bOrder [In] whether to order the table
1490 *
1491 * RETURNS
1492 * Success: NO_ERROR
1493 * Failure: error code from winerror.h
1494 *
1495 * NOTES
1496 * If pdwSize is less than required, the function will return
1497 * ERROR_INSUFFICIENT_BUFFER, and *pdwSize will be set to the
1498 * required byte size.
1499 * If bOrder is true, the returned table will be sorted, first by
1500 * local address, then by local port number.
1501 */
1502 DWORD WINAPI GetUdpTable(PMIB_UDPTABLE pUdpTable, PDWORD pdwSize, BOOL bOrder)
1503 {
1504 DWORD ret;
1505 PMIB_UDPTABLE table;
1506
1507 TRACE("pUdpTable %p, pdwSize %p, bOrder %d\n", pUdpTable, pdwSize, bOrder);
1508
1509 if (!pdwSize) return ERROR_INVALID_PARAMETER;
1510
1511 ret = AllocateAndGetUdpTableFromStack( &table, bOrder, GetProcessHeap(), 0 );
1512 if (!ret) {
1513 DWORD size = FIELD_OFFSET( MIB_UDPTABLE, table[table->dwNumEntries] );
1514 if (!pUdpTable || *pdwSize < size) {
1515 *pdwSize = size;
1516 ret = ERROR_INSUFFICIENT_BUFFER;
1517 }
1518 else {
1519 *pdwSize = size;
1520 memcpy(pUdpTable, table, size);
1521 }
1522 HeapFree(GetProcessHeap(), 0, table);
1523 }
1524 TRACE("returning %d\n", ret);
1525 return ret;
1526 }
1527
1528
1529 /******************************************************************
1530 * GetUniDirectionalAdapterInfo (IPHLPAPI.@)
1531 *
1532 * This is a Win98-only function to get information on "unidirectional"
1533 * adapters. Since this is pretty nonsensical in other contexts, it
1534 * never returns anything.
1535 *
1536 * PARAMS
1537 * pIPIfInfo [Out] buffer for adapter infos
1538 * dwOutBufLen [Out] length of the output buffer
1539 *
1540 * RETURNS
1541 * Success: NO_ERROR
1542 * Failure: error code from winerror.h
1543 *
1544 * FIXME
1545 * Stub, returns ERROR_NOT_SUPPORTED.
1546 */
1547 DWORD WINAPI GetUniDirectionalAdapterInfo(PIP_UNIDIRECTIONAL_ADAPTER_ADDRESS pIPIfInfo, PULONG dwOutBufLen)
1548 {
1549 TRACE("pIPIfInfo %p, dwOutBufLen %p\n", pIPIfInfo, dwOutBufLen);
1550 /* a unidirectional adapter?? not bloody likely! */
1551 return ERROR_NOT_SUPPORTED;
1552 }
1553
1554
1555 /******************************************************************
1556 * IpReleaseAddress (IPHLPAPI.@)
1557 *
1558 * Release an IP obtained through DHCP,
1559 *
1560 * PARAMS
1561 * AdapterInfo [In] adapter to release IP address
1562 *
1563 * RETURNS
1564 * Success: NO_ERROR
1565 * Failure: error code from winerror.h
1566 *
1567 * NOTES
1568 * Since GetAdaptersInfo never returns adapters that have DHCP enabled,
1569 * this function does nothing.
1570 *
1571 * FIXME
1572 * Stub, returns ERROR_NOT_SUPPORTED.
1573 */
1574 DWORD WINAPI IpReleaseAddress(PIP_ADAPTER_INDEX_MAP AdapterInfo)
1575 {
1576 TRACE("AdapterInfo %p\n", AdapterInfo);
1577 /* not a stub, never going to support this (and I never mark an adapter as
1578 DHCP enabled, see GetAdaptersInfo, so this should never get called) */
1579 return ERROR_NOT_SUPPORTED;
1580 }
1581
1582
1583 /******************************************************************
1584 * IpRenewAddress (IPHLPAPI.@)
1585 *
1586 * Renew an IP obtained through DHCP.
1587 *
1588 * PARAMS
1589 * AdapterInfo [In] adapter to renew IP address
1590 *
1591 * RETURNS
1592 * Success: NO_ERROR
1593 * Failure: error code from winerror.h
1594 *
1595 * NOTES
1596 * Since GetAdaptersInfo never returns adapters that have DHCP enabled,
1597 * this function does nothing.
1598 *
1599 * FIXME
1600 * Stub, returns ERROR_NOT_SUPPORTED.
1601 */
1602 DWORD WINAPI IpRenewAddress(PIP_ADAPTER_INDEX_MAP AdapterInfo)
1603 {
1604 TRACE("AdapterInfo %p\n", AdapterInfo);
1605 /* not a stub, never going to support this (and I never mark an adapter as
1606 DHCP enabled, see GetAdaptersInfo, so this should never get called) */
1607 return ERROR_NOT_SUPPORTED;
1608 }
1609
1610
1611 /******************************************************************
1612 * NotifyAddrChange (IPHLPAPI.@)
1613 *
1614 * Notify caller whenever the ip-interface map is changed.
1615 *
1616 * PARAMS
1617 * Handle [Out] handle usable in asynchronous notification
1618 * overlapped [In] overlapped structure that notifies the caller
1619 *
1620 * RETURNS
1621 * Success: NO_ERROR
1622 * Failure: error code from winerror.h
1623 *
1624 * FIXME
1625 * Stub, returns ERROR_NOT_SUPPORTED.
1626 */
1627 DWORD WINAPI NotifyAddrChange(PHANDLE Handle, LPOVERLAPPED overlapped)
1628 {
1629 FIXME("(Handle %p, overlapped %p): stub\n", Handle, overlapped);
1630 return ERROR_NOT_SUPPORTED;
1631 }
1632
1633
1634 /******************************************************************
1635 * NotifyRouteChange (IPHLPAPI.@)
1636 *
1637 * Notify caller whenever the ip routing table is changed.
1638 *
1639 * PARAMS
1640 * Handle [Out] handle usable in asynchronous notification
1641 * overlapped [In] overlapped structure that notifies the caller
1642 *
1643 * RETURNS
1644 * Success: NO_ERROR
1645 * Failure: error code from winerror.h
1646 *
1647 * FIXME
1648 * Stub, returns ERROR_NOT_SUPPORTED.
1649 */
1650 DWORD WINAPI NotifyRouteChange(PHANDLE Handle, LPOVERLAPPED overlapped)
1651 {
1652 FIXME("(Handle %p, overlapped %p): stub\n", Handle, overlapped);
1653 return ERROR_NOT_SUPPORTED;
1654 }
1655
1656
1657 /******************************************************************
1658 * SendARP (IPHLPAPI.@)
1659 *
1660 * Send an ARP request.
1661 *
1662 * PARAMS
1663 * DestIP [In] attempt to obtain this IP
1664 * SrcIP [In] optional sender IP address
1665 * pMacAddr [Out] buffer for the mac address
1666 * PhyAddrLen [In/Out] length of the output buffer
1667 *
1668 * RETURNS
1669 * Success: NO_ERROR
1670 * Failure: error code from winerror.h
1671 *
1672 * FIXME
1673 * Stub, returns ERROR_NOT_SUPPORTED.
1674 */
1675 DWORD WINAPI SendARP(IPAddr DestIP, IPAddr SrcIP, PULONG pMacAddr, PULONG PhyAddrLen)
1676 {
1677 FIXME("(DestIP 0x%08x, SrcIP 0x%08x, pMacAddr %p, PhyAddrLen %p): stub\n",
1678 DestIP, SrcIP, pMacAddr, PhyAddrLen);
1679 return ERROR_NOT_SUPPORTED;
1680 }
1681
1682
1683 /******************************************************************
1684 * SetIfEntry (IPHLPAPI.@)
1685 *
1686 * Set the administrative status of an interface.
1687 *
1688 * PARAMS
1689 * pIfRow [In] dwAdminStatus member specifies the new status.
1690 *
1691 * RETURNS
1692 * Success: NO_ERROR
1693 * Failure: error code from winerror.h
1694 *
1695 * FIXME
1696 * Stub, returns ERROR_NOT_SUPPORTED.
1697 */
1698 DWORD WINAPI SetIfEntry(PMIB_IFROW pIfRow)
1699 {
1700 FIXME("(pIfRow %p): stub\n", pIfRow);
1701 /* this is supposed to set an interface administratively up or down.
1702 Could do SIOCSIFFLAGS and set/clear IFF_UP, but, not sure I want to, and
1703 this sort of down is indistinguishable from other sorts of down (e.g. no
1704 link). */
1705 return ERROR_NOT_SUPPORTED;
1706 }
1707
1708
1709 /******************************************************************
1710 * SetIpForwardEntry (IPHLPAPI.@)
1711 *
1712 * Modify an existing route.
1713 *
1714 * PARAMS
1715 * pRoute [In] route with the new information
1716 *
1717 * RETURNS
1718 * Success: NO_ERROR
1719 * Failure: error code from winerror.h
1720 *
1721 * FIXME
1722 * Stub, returns NO_ERROR.
1723 */
1724 DWORD WINAPI SetIpForwardEntry(PMIB_IPFORWARDROW pRoute)
1725 {
1726 FIXME("(pRoute %p): stub\n", pRoute);
1727 /* this is to add a route entry, how's it distinguishable from
1728 CreateIpForwardEntry?
1729 could use SIOCADDRT, not sure I want to */
1730 return 0;
1731 }
1732
1733
1734 /******************************************************************
1735 * SetIpNetEntry (IPHLPAPI.@)
1736 *
1737 * Modify an existing ARP entry.
1738 *
1739 * PARAMS
1740 * pArpEntry [In] ARP entry with the new information
1741 *
1742 * RETURNS
1743 * Success: NO_ERROR
1744 * Failure: error code from winerror.h
1745 *
1746 * FIXME
1747 * Stub, returns NO_ERROR.
1748 */
1749 DWORD WINAPI SetIpNetEntry(PMIB_IPNETROW pArpEntry)
1750 {
1751 FIXME("(pArpEntry %p): stub\n", pArpEntry);
1752 /* same as CreateIpNetEntry here, could use SIOCSARP, not sure I want to */
1753 return 0;
1754 }
1755
1756
1757 /******************************************************************
1758 * SetIpStatistics (IPHLPAPI.@)
1759 *
1760 * Toggle IP forwarding and det the default TTL value.
1761 *
1762 * PARAMS
1763 * pIpStats [In] IP statistics with the new information
1764 *
1765 * RETURNS
1766 * Success: NO_ERROR
1767 * Failure: error code from winerror.h
1768 *
1769 * FIXME
1770 * Stub, returns NO_ERROR.
1771 */
1772 DWORD WINAPI SetIpStatistics(PMIB_IPSTATS pIpStats)
1773 {
1774 FIXME("(pIpStats %p): stub\n", pIpStats);
1775 return 0;
1776 }
1777
1778
1779 /******************************************************************
1780 * SetIpTTL (IPHLPAPI.@)
1781 *
1782 * Set the default TTL value.
1783 *
1784 * PARAMS
1785 * nTTL [In] new TTL value
1786 *
1787 * RETURNS
1788 * Success: NO_ERROR
1789 * Failure: error code from winerror.h
1790 *
1791 * FIXME
1792 * Stub, returns NO_ERROR.
1793 */
1794 DWORD WINAPI SetIpTTL(UINT nTTL)
1795 {
1796 FIXME("(nTTL %d): stub\n", nTTL);
1797 /* could echo nTTL > /proc/net/sys/net/ipv4/ip_default_ttl, not sure I
1798 want to. Could map EACCESS to ERROR_ACCESS_DENIED, I suppose */
1799 return 0;
1800 }
1801
1802
1803 /******************************************************************
1804 * SetTcpEntry (IPHLPAPI.@)
1805 *
1806 * Set the state of a TCP connection.
1807 *
1808 * PARAMS
1809 * pTcpRow [In] specifies connection with new state
1810 *
1811 * RETURNS
1812 * Success: NO_ERROR
1813 * Failure: error code from winerror.h
1814 *
1815 * FIXME
1816 * Stub, returns NO_ERROR.
1817 */
1818 DWORD WINAPI SetTcpEntry(PMIB_TCPROW pTcpRow)
1819 {
1820 FIXME("(pTcpRow %p): stub\n", pTcpRow);
1821 return 0;
1822 }
1823
1824
1825 /******************************************************************
1826 * UnenableRouter (IPHLPAPI.@)
1827 *
1828 * Decrement the IP-forwarding reference count. Turn off IP-forwarding
1829 * if it reaches zero.
1830 *
1831 * PARAMS
1832 * pOverlapped [In/Out] should be the same as in EnableRouter()
1833 * lpdwEnableCount [Out] optional, receives reference count
1834 *
1835 * RETURNS
1836 * Success: NO_ERROR
1837 * Failure: error code from winerror.h
1838 *
1839 * FIXME
1840 * Stub, returns ERROR_NOT_SUPPORTED.
1841 */
1842 DWORD WINAPI UnenableRouter(OVERLAPPED * pOverlapped, LPDWORD lpdwEnableCount)
1843 {
1844 FIXME("(pOverlapped %p, lpdwEnableCount %p): stub\n", pOverlapped,
1845 lpdwEnableCount);
1846 /* could echo "" > /proc/net/sys/net/ipv4/ip_forward, not sure I want to
1847 could map EACCESS to ERROR_ACCESS_DENIED, I suppose
1848 */
1849 return ERROR_NOT_SUPPORTED;
1850 }
1851
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