/*
This file is part of GNUnet.
- (C) 2012 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2012 GNUnet e.V.
- GNUnet 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 3, or (at your
- option) any later version.
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file gns/w32nsp-install.c
* @author LRN
*/
-#define INITGUID
+#include <ws2spi.h>
#include <windows.h>
#include <nspapi.h>
-#include <ws2spi.h>
+#include <initguid.h>
#include "gnunet_w32nsp_lib.h"
#include <stdio.h>
wchar_t *cmdl;
int wargc;
wchar_t **wargv;
+ /* Allocate a 4K buffer to retrieve all the namespace providers */
+ DWORD dwInitialBufferLen = 4096;
+ DWORD dwBufferLen;
+ WSANAMESPACE_INFO *pi;
+ int p_count;
+ int i;
- if (WSAStartup(MAKEWORD(2,2), &wsd) != 0)
+ if (WSAStartup (MAKEWORD (2,2), &wsd) != 0)
{
- fprintf (stderr, "WSAStartup() failed: %lu\n", GetLastError());
+ fprintf (stderr, "WSAStartup () failed: %lu\n", GetLastError ());
return 5;
}
+ dwBufferLen = dwInitialBufferLen;
+ pi = malloc (dwBufferLen);
+ if (NULL == pi)
+ {
+ fprintf (stderr, "malloc (%lu) failed: %d\n", dwBufferLen, errno);
+ WSACleanup ();
+ return 6;
+ }
+ p_count = WSAEnumNameSpaceProviders (&dwBufferLen, pi);
+ if (SOCKET_ERROR == p_count)
+ {
+ DWORD err = GetLastError ();
+ if (WSAEFAULT == err && dwBufferLen != dwInitialBufferLen)
+ {
+ free (pi);
+
+ pi = malloc (dwBufferLen);
+ if (pi == NULL)
+ {
+ fprintf (stderr, "malloc (%lu) failed: %d\n", dwBufferLen, errno);
+ WSACleanup ();
+ return 6;
+ }
+
+ p_count = WSAEnumNameSpaceProviders (&dwBufferLen, pi);
+ if (SOCKET_ERROR == p_count)
+ {
+ fprintf (stderr, "WSAEnumNameSpaceProviders (&%lu, %p) failed: %lu\n", dwBufferLen, pi, GetLastError ());
+ free (pi);
+ WSACleanup ();
+ return 7;
+ }
+ }
+ else
+ {
+ fprintf (stderr, "WSAEnumNameSpaceProviders (&%lu, %p) failed: %lu\n", dwBufferLen, pi, GetLastError ());
+ free (pi);
+ WSACleanup ();
+ return 8;
+ }
+ }
+ for (i= 0; i < p_count; i++)
+ {
+ if (IsEqualGUID (&pi[i].NSProviderId, &id))
+ {
+ fprintf (stderr, "GNUnet DNS provider is already installed\n");
+ free (pi);
+ WSACleanup ();
+ return 0;
+ }
+ }
+ free (pi);
+
cmdl = GetCommandLineW ();
if (cmdl == NULL)
{
- WSACleanup();
+ WSACleanup ();
return 2;
}
wargv = CommandLineToArgvW (cmdl, &wargc);
if (wargv == NULL)
{
- WSACleanup();
+ WSACleanup ();
return 3;
}
r = 4;
if (wargc == 2)
{
- ret = WSCInstallNameSpace (L"GNUnet DNS provider", wargv[1], NS_DNS, 1, &id);
+ ret = WSCInstallNameSpace (L"GNUnet DNS provider", wargv[1], NS_DNS, 0, &id);
if (ret == NO_ERROR)
{
+ fprintf (stderr, "Installed GNUnet DNS provider\n");
r = 0;
}
else
{
r = 1;
fprintf (stderr,
- "WSCInstallNameSpace(L\"GNUnet DNS provider\", \"%S\", %d, 0, %p) failed: %lu\n",
+ "WSCInstallNameSpace (L\"GNUnet DNS provider\", \"%S\", %d, 0, %p) failed: %lu\n",
wargv[1], NS_DNS, &id, GetLastError ());
}
}
- WSACleanup();
+ else
+ fprintf (stderr, "Usage: %S <path-to-libw32nsp>\n", wargv[0]);
+ WSACleanup ();
return r;
}