dlls/qmgr/qmgr_main.c

   1 /*
   2  * Main DLL interface to Queue Manager (BITS)
   3  *
   4  * Background Intelligent Transfer Service (BITS) interface.  Dll is named
   5  * qmgr for backwards compatibility with early versions of BITS.
   6  *
   7  * Copyright 2007 Google (Roy Shea)
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdio.h>
  25
  26 #include "objbase.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29 #include "advpub.h"
  30 #include "olectl.h"
  31 #include "winsvc.h"
  32
  33 #include "bits.h"
  34 #include "qmgr.h"
  35 #include "initguid.h"
  36
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(qmgr);
  40
  41 /* Handle to the base address of this DLL */
  42 static HINSTANCE hInst;
  43
  44 /* Other GUIDs used by this module */
  45 DEFINE_GUID(CLSID_BackgroundCopyQMgr, 0x69AD4AEE, 0x51BE, 0x439b, 0xA9,0x2C, 0x86,0xAE,0x49,0x0E,0x8B,0x30);
  46
  47 /* Entry point for DLL */
  48 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  49 {
  50     TRACE("(%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  51
  52     switch (fdwReason)
  53     {
  54         case DLL_WINE_PREATTACH:
  55             return FALSE;  /* prefer native version */
  56         case DLL_PROCESS_ATTACH:
  57             DisableThreadLibraryCalls(hinstDLL);
  58             hInst = hinstDLL;
  59             break;
  60     }
  61
  62     return TRUE;
  63 }
  64
  65 static HRESULT init_register_strtable(STRTABLEA *strtable)
  66 {
  67 #define CLSID_EXPANSION_ENTRY(id) { "CLSID_" #id, &CLSID_ ## id }
  68     static const struct {
  69         const char *name;
  70         const CLSID *clsid;
  71     } expns[] =  {
  72         CLSID_EXPANSION_ENTRY(BackgroundCopyQMgr),
  73         CLSID_EXPANSION_ENTRY(BackgroundCopyManager)
  74     };
  75 #undef CLSID_EXPANSION_ENTRY
  76     static STRENTRYA pse[sizeof expns / sizeof expns[0]];
  77     DWORD i;
  78
  79     strtable->cEntries = sizeof pse / sizeof pse[0];
  80     strtable->pse = pse;
  81     for (i = 0; i < strtable->cEntries; i++) {
  82         static const char dummy_sample[] = "{12345678-1234-1234-1234-123456789012}";
  83         const CLSID *clsid = expns[i].clsid;
  84         pse[i].pszName = qmgr_strdup(expns[i].name);
  85         pse[i].pszValue = HeapAlloc(GetProcessHeap(), 0, sizeof dummy_sample);
  86         if (!pse[i].pszName || !pse[i].pszValue)
  87             return E_OUTOFMEMORY;
  88         sprintf(pse[i].pszValue, "{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
  89                 clsid->Data1, clsid->Data2, clsid->Data3, clsid->Data4[0],
  90                 clsid->Data4[1], clsid->Data4[2], clsid->Data4[3], clsid->Data4[4],
  91                 clsid->Data4[5], clsid->Data4[6], clsid->Data4[7]);
  92     }
  93
  94     return S_OK;
  95 }
  96
  97 static void cleanup_register_strtable(STRTABLEA *strtable)
  98 {
  99     DWORD i;
 100     for (i = 0; i < strtable->cEntries; i++) {
 101         HeapFree(GetProcessHeap(), 0, strtable->pse[i].pszName);
 102         HeapFree(GetProcessHeap(), 0, strtable->pse[i].pszValue);
 103         if (!strtable->pse[i].pszName || !strtable->pse[i].pszValue)
 104             return;
 105     }
 106 }
 107
 108 /* Use an INF file to register or unregister the DLL */
 109 static HRESULT register_server(BOOL do_register)
 110 {
 111     HRESULT hr;
 112     STRTABLEA strtable;
 113     HMODULE hAdvpack;
 114     HRESULT (WINAPI *pRegInstall)(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable);
 115     static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
 116
 117     TRACE("(%x)\n", do_register);
 118
 119     hAdvpack = LoadLibraryW(wszAdvpack);
 120     pRegInstall = (void *)GetProcAddress(hAdvpack, "RegInstall");
 121
 122     hr = init_register_strtable(&strtable);
 123     if (SUCCEEDED(hr))
 124         hr = pRegInstall(hInst, do_register ? "RegisterDll" : "UnregisterDll",
 125                          &strtable);
 126     cleanup_register_strtable(&strtable);
 127
 128     if (FAILED(hr))
 129         ERR("RegInstall failed: %08x\n", hr);
 130
 131     return hr;
 132 }
 133
 134 HRESULT WINAPI DllRegisterServer(void)
 135 {
 136     return register_server(TRUE);
 137 }
 138
 139 HRESULT WINAPI DllUnregisterServer(void)
 140 {
 141     return register_server(FALSE);
 142 }