ircd-hybrid-7.2/src/s_bsd_win32.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  s_bsd_win32.c: Winsock WSAAsyncSelect() compatible network routines.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */

#include "stdinc.h"
#include <iphlpapi.h>
#include "fdlist.h"
#include "ircd.h"
#include "s_bsd.h"
#include "common.h"
#include "client.h"
#include "numeric.h"
#include "restart.h"

#define WM_SOCKET  (WM_USER + 0)
#define WM_DNS     (WM_USER + 1)
#define WM_REHASH  (WM_USER + 0x100)
#define WM_REMOTD  (WM_USER + 0x101)

static HWND wndhandle;
static dlink_list dns_queries = {NULL, NULL, 0};
static dlink_node *setupfd_hook;
static DWORD (WINAPI * _GetNetworkParams) (PFIXED_INFO, PULONG) = NULL;

extern int main(int, char *[]);

/*
 * Initial entry point for Win32 GUI applications, called by the C runtime.
 *
 * It should be only a wrapper for main(), since when compiled as a console
 * application, main() is called instead.
 */
int WINAPI
WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
        LPSTR lpCmdLine, int nCmdShow)
{
  /* Do we really need these pidfile, logfile etc arguments?
   * And we are not on a console, so -help or -foreground is meaningless. */

  char *argv[2] = {"ircd", NULL};

  return main(1, argv);
}

/*
 * Handler for Win32 messages.
 */
static LRESULT CALLBACK
hybrid_wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
  switch (uMsg)
  {
    case WM_SOCKET:
    {
      fde_t *F = lookup_fd((int) wParam);
      PF *hdl;

      if (F != NULL && F->flags.open)
        switch (WSAGETSELECTEVENT(lParam))
        {
          case FD_ACCEPT:
          case FD_CLOSE:
          case FD_READ:
            if ((hdl = F->read_handler) != NULL)
            {
              F->read_handler = NULL;
              hdl(F, F->read_data);
              if (F->flags.open)
                comm_setselect(F, 0, NULL, NULL, 0);
            }
            break;

          case FD_CONNECT:
          case FD_WRITE:
            if ((hdl = F->write_handler) != NULL)
            {
              F->write_handler = NULL;
              hdl(F, F->write_data);
              if (F->flags.open)
                comm_setselect(F, 0, NULL, NULL, 0);
            }
        }

      return 0;
    }

    case WM_DNS:
    {
      dlink_node *ptr;

      DLINK_FOREACH(ptr, dns_queries.head)
        if (((struct DNSQuery *) ptr->data)->handle == wParam)
        {
          struct DNSQuery *query = ptr->data;
          struct DNSReply *reply = NULL;

          dlinkDelete(&query->node, &dns_queries);

          if (WSAGETASYNCERROR(lParam) == 0)
          {
            struct hostent *h = (struct hostent *) &query->reply;
            static struct DNSReply _reply;
            reply = &_reply;

            reply->h_name = h->h_name;
            reply->addr.ss.ss_family = h->h_addrtype;

            switch (h->h_addrtype)
            {
              case AF_INET:
                memcpy(&((struct sockaddr_in *) &reply->addr)->sin_addr,
                       h->h_addr_list[0], h->h_length);
                break;

#ifdef IPV6
              case AF_INET6:
                memcpy(&((struct sockaddr_in6 *) &reply->addr)->sin6_addr,
                       h->h_addr_list[0], h->h_length);
                break;
#endif

              default:  /* shouldn't happen */
                reply = NULL;
            }
          }

          query->callback(query->ptr, reply);
          return 0;
        }

      return 0;
    }

    case WM_REHASH:
      dorehash = 1;
      return 0;

    case WM_REMOTD:
      doremotd = 1;
      return 0;

    case WM_DESTROY:
      PostQuitMessage(0);
      return 0;

    default:
      return DefWindowProc(hwnd, uMsg, wParam, lParam);
  }
}

/*
 * Associates a window message with the given socket.
 * This will automagically switch it to nonblocking.
 */
static void *
setup_winsock_fd(va_list args)
{
  int fd = va_arg(args, int);

  WSAAsyncSelect(fd, wndhandle, WM_SOCKET, 0);

  return pass_callback(setupfd_hook, fd);
}

/*
 * Initialize Winsock, create a window handle.
 */
void
init_netio(void)
{
  WNDCLASS wndclass;
  WSADATA wsa;
  HMODULE lib;

  /* Initialize Winsock networking */
  if (WSAStartup(0x101, &wsa) != 0)
  {
    MessageBox(NULL, "Cannot initialize Winsock -- terminating ircd",
      NULL, MB_OK | MB_ICONERROR);
    exit(1);
  }

  /* First, we need a class for our window that has message handler
   * set to hybrid_wndproc() */
  memset(&wndclass, 0, sizeof(wndclass));

  wndclass.lpfnWndProc = hybrid_wndproc;
  wndclass.hInstance = GetModuleHandle(NULL);
  wndclass.lpszClassName = PACKAGE_NAME;

  RegisterClass(&wndclass);

  /* Now, initialize the window */
  wndhandle = CreateWindow(PACKAGE_NAME, NULL, 0,
    CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
    NULL, NULL, wndclass.hInstance, NULL);

  if (!wndhandle)
  {
    MessageBox(NULL, "Cannot allocate window handle -- terminating ircd",
      NULL, MB_OK | MB_ICONERROR);
    exit(1);
  }

  /* Set up a timer which will periodically post a message to our queue.
   * This way, ircd won't wait infinitely for a network event */
  SetTimer(wndhandle, 0, SELECT_DELAY, NULL);

  if ((lib = LoadLibrary("IPHLPAPI.DLL")) != NULL)
    _GetNetworkParams = GetProcAddress(lib, "GetNetworkParams");

  setupfd_hook = install_hook(setup_socket_cb, setup_winsock_fd);
}

/*
 * comm_setselect
 *
 * This is a needed exported function which will be called to register
 * and deregister interest in a pending IO state for a given FD.
 */
void
comm_setselect(fde_t *F, unsigned int type, PF *handler,
               void *client_data, time_t timeout)
{
  int new_events = 0;

  if ((type & COMM_SELECT_READ))
  {
    F->read_handler = handler;
    F->read_data = client_data;
  }

  if ((type & COMM_SELECT_WRITE))
  {
    F->write_handler = handler;
    F->write_data = client_data;
  }

  new_events = (F->read_handler ? (FD_ACCEPT | FD_CLOSE | FD_READ) : 0) |
    (F->write_handler ? (FD_CONNECT | FD_WRITE) : 0);

  if (timeout != 0)
      F->timeout = CurrentTime + (timeout / 1000);

  if (new_events != F->evcache)
  {
    WSAAsyncSelect(F->fd, wndhandle, WM_SOCKET, new_events);
    F->evcache = new_events;
  }
}

/*
 * Waits until a message is posted in our window queue and deals with it.
 */
void
comm_select(void)
{
  MSG msg;

  if (!GetMessage(&msg, NULL, 0, 0))
    server_die("WM_QUIT received", NO);

  set_time();

  DispatchMessage(&msg);
}

/* This is our win32 super-light resolver ;) */

void
delete_resolver_queries(const struct DNSQuery *query)
{
  WSACancelAsyncRequest(query->handle);
  dlinkDelete(&query->node, &dns_queries);
}

void
gethost_byname_type(const char *name, struct DNSQuery *query, int type)
{
  gethost_byname(name, query);
}

void
gethost_byname(const char *name, struct DNSQuery *query)
{
  query->handle = WSAAsyncGetHostByName(wndhandle, WM_DNS, name, query->reply,
    sizeof(query->reply));

  if (!query->handle)
    query->callback(query->ptr, NULL);
  else
    dlinkAdd(query, &query->node, &dns_queries);
}

void
gethost_byaddr(const struct irc_ssaddr *addr, struct DNSQuery *query)
{
  query->handle = WSAAsyncGetHostByAddr(
    wndhandle, WM_DNS,
#ifdef IPV6
    addr.ss.ss_family == AF_INET6 ? &((struct sockaddr_in6*)addr)->sin6_addr) :
#endif
    &((struct sockaddr_in *) addr)->sin_addr,
#ifdef IPV6
    addr.ss.ss_family == AF_INET6 ? sizeof(struct in6_addr) :
#endif
    sizeof(struct in_addr),
    addr->ss.ss_family, query->reply, sizeof(query->reply)
  );

  if (!query->handle)
    query->callback(query->ptr, NULL);
  else
    dlinkAdd(query, &query->node, &dns_queries);
}

void
report_dns_servers(struct Client *source_p)
{
  FIXED_INFO *FixedInfo;
  ULONG ulOutBufLen;
  IP_ADDR_STRING *ip;

  if (_GetNetworkParams == NULL)
    return;

  FixedInfo = MyMalloc(sizeof(FIXED_INFO));
  ulOutBufLen = sizeof(FIXED_INFO);

  if (_GetNetworkParams(FixedInfo, &ulOutBufLen) == ERROR_BUFFER_OVERFLOW)
  {
    MyFree(FixedInfo);
    FixedInfo = MyMalloc(ulOutBufLen);

    if (_GetNetworkParams(FixedInfo, &ulOutBufLen) != ERROR_SUCCESS)
      return;
  }

  for (ip = &FixedInfo->DnsServerList; ip != NULL; ip = ip->Next)
    sendto_one(source_p, form_str(RPL_STATSALINE), me.name, source_p->name,
               ip->IpAddress.String);

  MyFree(FixedInfo);
}

/* Copyright (C) 2001 Free Software Foundation, Inc.
 *
 * Get name and information about current kernel.
 */
int
uname(struct utsname *uts)
{
  enum { WinNT, Win95, Win98, WinUnknown };
  OSVERSIONINFO osver;
  SYSTEM_INFO sysinfo;
  DWORD sLength;
  DWORD os = WinUnknown;

  memset(uts, 0, sizeof(*uts));

  osver.dwOSVersionInfoSize = sizeof (osver);
  GetVersionEx (&osver);
  GetSystemInfo (&sysinfo);

  switch (osver.dwPlatformId)
    {
    case VER_PLATFORM_WIN32_NT: /* NT, Windows 2000 or Windows XP */
      if (osver.dwMajorVersion == 4)
        strcpy (uts->sysname, "Windows NT4x"); /* NT4x */
      else if (osver.dwMajorVersion <= 3)
        strcpy (uts->sysname, "Windows NT3x"); /* NT3x */
      else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion  < 1)
        strcpy (uts->sysname, "Windows 2000"); /* 2k */
      else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 2)
        strcpy (uts->sysname, "Windows 2003"); /* 2003 */
      else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 1)
        strcpy (uts->sysname, "Windows XP");   /* XP */
      os = WinNT;
      break;

    case VER_PLATFORM_WIN32_WINDOWS: /* Win95, Win98 or WinME */
      if ((osver.dwMajorVersion > 4) || 
          ((osver.dwMajorVersion == 4) && (osver.dwMinorVersion > 0)))
        {
          if (osver.dwMinorVersion >= 90)
            strcpy (uts->sysname, "Windows ME"); /* ME */
          else
            strcpy (uts->sysname, "Windows 98"); /* 98 */
          os = Win98;
        }
      else
        {
          strcpy (uts->sysname, "Windows 95"); /* 95 */
          os = Win95;
        }
      break;

    case VER_PLATFORM_WIN32s: /* Windows 3.x */
      strcpy (uts->sysname, "Windows");
      break;
    }

  sprintf (uts->version, "%ld.%02ld", 
           osver.dwMajorVersion, osver.dwMinorVersion);

  if (osver.szCSDVersion[0] != '\0' &&
      (strlen (osver.szCSDVersion) + strlen (uts->version) + 1) < 
      sizeof (uts->version))
    {
      strcat (uts->version, " ");
      strcat (uts->version, osver.szCSDVersion);
    }

  sprintf (uts->release, "build %ld", osver.dwBuildNumber & 0xFFFF);

  switch (sysinfo.wProcessorArchitecture)
    {
    case PROCESSOR_ARCHITECTURE_PPC:
      strcpy (uts->machine, "ppc");
      break;
    case PROCESSOR_ARCHITECTURE_ALPHA:
      strcpy (uts->machine, "alpha");
      break;
    case PROCESSOR_ARCHITECTURE_MIPS:
      strcpy (uts->machine, "mips");
      break;
    case PROCESSOR_ARCHITECTURE_INTEL:
      /* 
       * dwProcessorType is only valid in Win95 and Win98 and WinME
       * wProcessorLevel is only valid in WinNT 
       */
      switch (os)
        {
        case Win95:
        case Win98:
          switch (sysinfo.dwProcessorType)
            {
            case PROCESSOR_INTEL_386:
            case PROCESSOR_INTEL_486:
            case PROCESSOR_INTEL_PENTIUM:
              sprintf (uts->machine, "i%ld", sysinfo.dwProcessorType);
              break;
            default:
              strcpy (uts->machine, "i386");
              break;
          }
          break;
        case WinNT:
          switch(sysinfo.wProcessorArchitecture)
            {
            case PROCESSOR_ARCHITECTURE_INTEL:
              sprintf (uts->machine, "x86(%d)", sysinfo.wProcessorLevel);
              break;
            case PROCESSOR_ARCHITECTURE_IA64:
              sprintf (uts->machine, "ia64(%d)", sysinfo.wProcessorLevel);
              break;
#ifdef PROCESSOR_ARCHITECTURE_AMD64
            case PROCESSOR_ARCHITECTURE_AMD64:
              sprintf (uts->machine, "x86_64(%d)", sysinfo.wProcessorLevel);
              break;
#endif
            default:
              sprintf (uts->machine, "unknown(%d)", sysinfo.wProcessorLevel);
              break;
            }
          break;
        default:
          strcpy (uts->machine, "unknown");
          break;
      }
      break;
    default:
      strcpy (uts->machine, "unknown");
      break;
  }
  
  sLength = sizeof (uts->nodename) - 1;
  GetComputerName (uts->nodename, &sLength);
  return 0;
}
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* s_bsd_win32.c: Winsock WSAAsyncSelect() compatible network routines.
4			*
5			* Copyright (C) 2002 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26			#include <iphlpapi.h>
27			#include "fdlist.h"
28			#include "ircd.h"
29			#include "s_bsd.h"
30			#include "common.h"
31			#include "client.h"
32			#include "numeric.h"
33			#include "restart.h"
34
35			#define WM_SOCKET (WM_USER + 0)
36			#define WM_DNS (WM_USER + 1)
37			#define WM_REHASH (WM_USER + 0x100)
38			#define WM_REMOTD (WM_USER + 0x101)
39
40			static HWND wndhandle;
41			static dlink_list dns_queries = {NULL, NULL, 0};
42			static dlink_node *setupfd_hook;
43			static DWORD (WINAPI * _GetNetworkParams) (PFIXED_INFO, PULONG) = NULL;
44
45			extern int main(int, char *[]);
46
47			/*
48			* Initial entry point for Win32 GUI applications, called by the C runtime.
49			*
50			* It should be only a wrapper for main(), since when compiled as a console
51			* application, main() is called instead.
52			*/
53			int WINAPI
54			WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
55			LPSTR lpCmdLine, int nCmdShow)
56			{
57			/* Do we really need these pidfile, logfile etc arguments?
58			* And we are not on a console, so -help or -foreground is meaningless. */
59
60			char *argv[2] = {"ircd", NULL};
61
62			return main(1, argv);
63			}
64
65			/*
66			* Handler for Win32 messages.
67			*/
68			static LRESULT CALLBACK
69			hybrid_wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
70			{
71			switch (uMsg)
72			{
73			case WM_SOCKET:
74			{
75			fde_t *F = lookup_fd((int) wParam);
76			PF *hdl;
77
78			if (F != NULL && F->flags.open)
79			switch (WSAGETSELECTEVENT(lParam))
80			{
81			case FD_ACCEPT:
82			case FD_CLOSE:
83			case FD_READ:
84			if ((hdl = F->read_handler) != NULL)
85			{
86			F->read_handler = NULL;
87			hdl(F, F->read_data);
88			if (F->flags.open)
89			comm_setselect(F, 0, NULL, NULL, 0);
90			}
91			break;
92
93			case FD_CONNECT:
94			case FD_WRITE:
95			if ((hdl = F->write_handler) != NULL)
96			{
97			F->write_handler = NULL;
98			hdl(F, F->write_data);
99			if (F->flags.open)
100			comm_setselect(F, 0, NULL, NULL, 0);
101			}
102			}
103
104			return 0;
105			}
106
107			case WM_DNS:
108			{
109			dlink_node *ptr;
110
111			DLINK_FOREACH(ptr, dns_queries.head)
112			if (((struct DNSQuery *) ptr->data)->handle == wParam)
113			{
114			struct DNSQuery *query = ptr->data;
115			struct DNSReply *reply = NULL;
116
117			dlinkDelete(&query->node, &dns_queries);
118
119			if (WSAGETASYNCERROR(lParam) == 0)
120			{
121			struct hostent h = (struct hostent ) &query->reply;
122			static struct DNSReply _reply;
123			reply = &_reply;
124
125			reply->h_name = h->h_name;
126			reply->addr.ss.ss_family = h->h_addrtype;
127
128			switch (h->h_addrtype)
129			{
130			case AF_INET:
131			memcpy(&((struct sockaddr_in *) &reply->addr)->sin_addr,
132			h->h_addr_list[0], h->h_length);
133			break;
134
135			#ifdef IPV6
136			case AF_INET6:
137			memcpy(&((struct sockaddr_in6 *) &reply->addr)->sin6_addr,
138			h->h_addr_list[0], h->h_length);
139			break;
140			#endif
141
142			default: /* shouldn't happen */
143			reply = NULL;
144			}
145			}
146
147			query->callback(query->ptr, reply);
148			return 0;
149			}
150
151			return 0;
152			}
153
154			case WM_REHASH:
155			dorehash = 1;
156			return 0;
157
158			case WM_REMOTD:
159			doremotd = 1;
160			return 0;
161
162			case WM_DESTROY:
163			PostQuitMessage(0);
164			return 0;
165
166			default:
167			return DefWindowProc(hwnd, uMsg, wParam, lParam);
168			}
169			}
170
171			/*
172			* Associates a window message with the given socket.
173			* This will automagically switch it to nonblocking.
174			*/
175			static void *
176			setup_winsock_fd(va_list args)
177			{
178			int fd = va_arg(args, int);
179
180			WSAAsyncSelect(fd, wndhandle, WM_SOCKET, 0);
181
182			return pass_callback(setupfd_hook, fd);
183			}
184
185			/*
186			* Initialize Winsock, create a window handle.
187			*/
188			void
189			init_netio(void)
190			{
191			WNDCLASS wndclass;
192			WSADATA wsa;
193			HMODULE lib;
194
195			/* Initialize Winsock networking */
196			if (WSAStartup(0x101, &wsa) != 0)
197			{
198			MessageBox(NULL, "Cannot initialize Winsock -- terminating ircd",
199			NULL, MB_OK \| MB_ICONERROR);
200			exit(1);
201			}
202
203			/* First, we need a class for our window that has message handler
204			* set to hybrid_wndproc() */
205			memset(&wndclass, 0, sizeof(wndclass));
206
207			wndclass.lpfnWndProc = hybrid_wndproc;
208			wndclass.hInstance = GetModuleHandle(NULL);
209			wndclass.lpszClassName = PACKAGE_NAME;
210
211			RegisterClass(&wndclass);
212
213			/* Now, initialize the window */
214			wndhandle = CreateWindow(PACKAGE_NAME, NULL, 0,
215			CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
216			NULL, NULL, wndclass.hInstance, NULL);
217
218			if (!wndhandle)
219			{
220			MessageBox(NULL, "Cannot allocate window handle -- terminating ircd",
221			NULL, MB_OK \| MB_ICONERROR);
222			exit(1);
223			}
224
225			/* Set up a timer which will periodically post a message to our queue.
226			* This way, ircd won't wait infinitely for a network event */
227			SetTimer(wndhandle, 0, SELECT_DELAY, NULL);
228
229			if ((lib = LoadLibrary("IPHLPAPI.DLL")) != NULL)
230			_GetNetworkParams = GetProcAddress(lib, "GetNetworkParams");
231
232			setupfd_hook = install_hook(setup_socket_cb, setup_winsock_fd);
233			}
234
235			/*
236			* comm_setselect
237			*
238			* This is a needed exported function which will be called to register
239			* and deregister interest in a pending IO state for a given FD.
240			*/
241			void
242			comm_setselect(fde_t F, unsigned int type, PF handler,
243			void *client_data, time_t timeout)
244			{
245			int new_events = 0;
246
247			if ((type & COMM_SELECT_READ))
248			{
249			F->read_handler = handler;
250			F->read_data = client_data;
251			}
252
253			if ((type & COMM_SELECT_WRITE))
254			{
255			F->write_handler = handler;
256			F->write_data = client_data;
257			}
258
259			new_events = (F->read_handler ? (FD_ACCEPT \| FD_CLOSE \| FD_READ) : 0) \|
260			(F->write_handler ? (FD_CONNECT \| FD_WRITE) : 0);
261
262			if (timeout != 0)
263			F->timeout = CurrentTime + (timeout / 1000);
264
265			if (new_events != F->evcache)
266			{
267			WSAAsyncSelect(F->fd, wndhandle, WM_SOCKET, new_events);
268			F->evcache = new_events;
269			}
270			}
271
272			/*
273			* Waits until a message is posted in our window queue and deals with it.
274			*/
275			void
276			comm_select(void)
277			{
278			MSG msg;
279
280			if (!GetMessage(&msg, NULL, 0, 0))
281			server_die("WM_QUIT received", NO);
282
283			set_time();
284
285			DispatchMessage(&msg);
286			}
287
288			/* This is our win32 super-light resolver ;) */
289
290			void
291			delete_resolver_queries(const struct DNSQuery *query)
292			{
293			WSACancelAsyncRequest(query->handle);
294			dlinkDelete(&query->node, &dns_queries);
295			}
296
297			void
298			gethost_byname_type(const char name, struct DNSQuery query, int type)
299			{
300			gethost_byname(name, query);
301			}
302
303			void
304			gethost_byname(const char name, struct DNSQuery query)
305			{
306			query->handle = WSAAsyncGetHostByName(wndhandle, WM_DNS, name, query->reply,
307			sizeof(query->reply));
308
309			if (!query->handle)
310			query->callback(query->ptr, NULL);
311			else
312			dlinkAdd(query, &query->node, &dns_queries);
313			}
314
315			void
316			gethost_byaddr(const struct irc_ssaddr addr, struct DNSQuery query)
317			{
318			query->handle = WSAAsyncGetHostByAddr(
319			wndhandle, WM_DNS,
320			#ifdef IPV6
321			addr.ss.ss_family == AF_INET6 ? &((struct sockaddr_in6*)addr)->sin6_addr) :
322			#endif
323			&((struct sockaddr_in *) addr)->sin_addr,
324			#ifdef IPV6
325			addr.ss.ss_family == AF_INET6 ? sizeof(struct in6_addr) :
326			#endif
327			sizeof(struct in_addr),
328			addr->ss.ss_family, query->reply, sizeof(query->reply)
329			);
330
331			if (!query->handle)
332			query->callback(query->ptr, NULL);
333			else
334			dlinkAdd(query, &query->node, &dns_queries);
335			}
336
337			void
338			report_dns_servers(struct Client *source_p)
339			{
340			FIXED_INFO *FixedInfo;
341			ULONG ulOutBufLen;
342			IP_ADDR_STRING *ip;
343
344			if (_GetNetworkParams == NULL)
345			return;
346
347			FixedInfo = MyMalloc(sizeof(FIXED_INFO));
348			ulOutBufLen = sizeof(FIXED_INFO);
349
350			if (_GetNetworkParams(FixedInfo, &ulOutBufLen) == ERROR_BUFFER_OVERFLOW)
351			{
352			MyFree(FixedInfo);
353			FixedInfo = MyMalloc(ulOutBufLen);
354
355			if (_GetNetworkParams(FixedInfo, &ulOutBufLen) != ERROR_SUCCESS)
356			return;
357			}
358
359			for (ip = &FixedInfo->DnsServerList; ip != NULL; ip = ip->Next)
360			sendto_one(source_p, form_str(RPL_STATSALINE), me.name, source_p->name,
361			ip->IpAddress.String);
362
363			MyFree(FixedInfo);
364			}
365
366			/* Copyright (C) 2001 Free Software Foundation, Inc.
367			*
368			* Get name and information about current kernel.
369			*/
370			int
371			uname(struct utsname *uts)
372			{
373			enum { WinNT, Win95, Win98, WinUnknown };
374			OSVERSIONINFO osver;
375			SYSTEM_INFO sysinfo;
376			DWORD sLength;
377			DWORD os = WinUnknown;
378
379			memset(uts, 0, sizeof(*uts));
380
381			osver.dwOSVersionInfoSize = sizeof (osver);
382			GetVersionEx (&osver);
383			GetSystemInfo (&sysinfo);
384
385			switch (osver.dwPlatformId)
386			{
387			case VER_PLATFORM_WIN32_NT: /* NT, Windows 2000 or Windows XP */
388			if (osver.dwMajorVersion == 4)
389			strcpy (uts->sysname, "Windows NT4x"); /* NT4x */
390			else if (osver.dwMajorVersion <= 3)
391			strcpy (uts->sysname, "Windows NT3x"); /* NT3x */
392			else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion < 1)
393			strcpy (uts->sysname, "Windows 2000"); /* 2k */
394			else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 2)
395			strcpy (uts->sysname, "Windows 2003"); /* 2003 */
396			else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 1)
397			strcpy (uts->sysname, "Windows XP"); /* XP */
398			os = WinNT;
399			break;
400
401			case VER_PLATFORM_WIN32_WINDOWS: /* Win95, Win98 or WinME */
402			if ((osver.dwMajorVersion > 4) \|\|
403			((osver.dwMajorVersion == 4) && (osver.dwMinorVersion > 0)))
404			{
405			if (osver.dwMinorVersion >= 90)
406			strcpy (uts->sysname, "Windows ME"); /* ME */
407			else
408			strcpy (uts->sysname, "Windows 98"); /* 98 */
409			os = Win98;
410			}
411			else
412			{
413			strcpy (uts->sysname, "Windows 95"); /* 95 */
414			os = Win95;
415			}
416			break;
417
418			case VER_PLATFORM_WIN32s: /* Windows 3.x */
419			strcpy (uts->sysname, "Windows");
420			break;
421			}
422
423			sprintf (uts->version, "%ld.%02ld",
424			osver.dwMajorVersion, osver.dwMinorVersion);
425
426			if (osver.szCSDVersion[0] != '\0' &&
427			(strlen (osver.szCSDVersion) + strlen (uts->version) + 1) <
428			sizeof (uts->version))
429			{
430			strcat (uts->version, " ");
431			strcat (uts->version, osver.szCSDVersion);
432			}
433
434			sprintf (uts->release, "build %ld", osver.dwBuildNumber & 0xFFFF);
435
436			switch (sysinfo.wProcessorArchitecture)
437			{
438			case PROCESSOR_ARCHITECTURE_PPC:
439			strcpy (uts->machine, "ppc");
440			break;
441			case PROCESSOR_ARCHITECTURE_ALPHA:
442			strcpy (uts->machine, "alpha");
443			break;
444			case PROCESSOR_ARCHITECTURE_MIPS:
445			strcpy (uts->machine, "mips");
446			break;
447			case PROCESSOR_ARCHITECTURE_INTEL:
448			/*
449			* dwProcessorType is only valid in Win95 and Win98 and WinME
450			* wProcessorLevel is only valid in WinNT
451			*/
452			switch (os)
453			{
454			case Win95:
455			case Win98:
456			switch (sysinfo.dwProcessorType)
457			{
458			case PROCESSOR_INTEL_386:
459			case PROCESSOR_INTEL_486:
460			case PROCESSOR_INTEL_PENTIUM:
461			sprintf (uts->machine, "i%ld", sysinfo.dwProcessorType);
462			break;
463			default:
464			strcpy (uts->machine, "i386");
465			break;
466			}
467			break;
468			case WinNT:
469			switch(sysinfo.wProcessorArchitecture)
470			{
471			case PROCESSOR_ARCHITECTURE_INTEL:
472			sprintf (uts->machine, "x86(%d)", sysinfo.wProcessorLevel);
473			break;
474			case PROCESSOR_ARCHITECTURE_IA64:
475			sprintf (uts->machine, "ia64(%d)", sysinfo.wProcessorLevel);
476			break;
477			#ifdef PROCESSOR_ARCHITECTURE_AMD64
478			case PROCESSOR_ARCHITECTURE_AMD64:
479			sprintf (uts->machine, "x86_64(%d)", sysinfo.wProcessorLevel);
480			break;
481			#endif
482			default:
483			sprintf (uts->machine, "unknown(%d)", sysinfo.wProcessorLevel);
484			break;
485			}
486			break;
487			default:
488			strcpy (uts->machine, "unknown");
489			break;
490			}
491			break;
492			default:
493			strcpy (uts->machine, "unknown");
494			break;
495			}
496
497			sLength = sizeof (uts->nodename) - 1;
498			GetComputerName (uts->nodename, &sLength);
499			return 0;
500			}
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