dlls/ddrawex/regsvr.c

   1 /*
   2  *      self-registerable dll functions for ddrawex.dll
   3  *
   4  * Copyright (C) 2003 John K. Hohm
   5  * Copyright (C) 2007 Francois Gouget for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library 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 GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winreg.h"
  28 #include "wingdi.h"
  29 #include "winuser.h"
  30 #include "winerror.h"
  31
  32 #include "ddraw.h"
  33 #include "ddrawex_private.h"
  34
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  38
  39 /*
  40  * Near the bottom of this file are the exported DllRegisterServer and
  41  * DllUnregisterServer, which make all this worthwhile.
  42  */
  43
  44 /***********************************************************************
  45  *              interface for self-registering
  46  */
  47
  48 struct regsvr_coclass
  49 {
  50     CLSID const *clsid;         /* NULL for end of list */
  51     LPCSTR name;                /* can be NULL to omit */
  52     LPCSTR ips;                 /* can be NULL to omit */
  53     LPCSTR ips32;               /* can be NULL to omit */
  54     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  55     LPCSTR clsid_str;           /* can be NULL to omit */
  56     LPCSTR progid;              /* can be NULL to omit */
  57 };
  58
  59 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  60 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  61
  62 /***********************************************************************
  63  *              static string constants
  64  */
  65 static WCHAR const interface_keyname[10] = {
  66     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  67 static WCHAR const base_ifa_keyname[14] = {
  68     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  69     'e', 0 };
  70 static WCHAR const num_methods_keyname[11] = {
  71     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  72 static WCHAR const ps_clsid_keyname[15] = {
  73     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  74     'i', 'd', 0 };
  75 static WCHAR const ps_clsid32_keyname[17] = {
  76     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  77     'i', 'd', '3', '2', 0 };
  78 static WCHAR const clsid_keyname[6] = {
  79     'C', 'L', 'S', 'I', 'D', 0 };
  80 static WCHAR const ips_keyname[13] = {
  81     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  82     0 };
  83 static WCHAR const ips32_keyname[15] = {
  84     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  85     '3', '2', 0 };
  86 static WCHAR const progid_keyname[7] = {
  87     'P', 'r', 'o', 'g', 'I', 'D', 0 };
  88 static char const tmodel_valuename[] = "ThreadingModel";
  89
  90 /***********************************************************************
  91  *              static helper functions
  92  */
  93 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
  94                                    WCHAR const *value);
  95 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
  96                                    char const *value);
  97
  98 /***********************************************************************
  99  *              register_coclasses
 100  */
 101 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 102 {
 103     LONG res = ERROR_SUCCESS;
 104     HKEY coclass_key;
 105
 106     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 107                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 108     if (res != ERROR_SUCCESS) goto error_return;
 109
 110     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 111         WCHAR buf[39];
 112         HKEY clsid_key;
 113
 114         StringFromGUID2(list->clsid, buf, 39);
 115         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 116                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 117         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 118
 119         if (list->name) {
 120             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 121                                  (CONST BYTE*)(list->name),
 122                                  strlen(list->name) + 1);
 123             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 124         }
 125
 126         if (list->ips) {
 127             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 128             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 129         }
 130
 131         if (list->ips32) {
 132             HKEY ips32_key;
 133
 134             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 135                                   KEY_READ | KEY_WRITE, NULL,
 136                                   &ips32_key, NULL);
 137             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 138
 139             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 140                                  (CONST BYTE*)list->ips32,
 141                                  lstrlenA(list->ips32) + 1);
 142             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 143                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 144                                      (CONST BYTE*)list->ips32_tmodel,
 145                                      strlen(list->ips32_tmodel) + 1);
 146             RegCloseKey(ips32_key);
 147             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 148         }
 149
 150         if (list->clsid_str) {
 151             res = register_key_defvalueA(clsid_key, clsid_keyname,
 152                                          list->clsid_str);
 153             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 154         }
 155
 156         if (list->progid) {
 157             HKEY progid_key;
 158
 159             res = register_key_defvalueA(clsid_key, progid_keyname,
 160                                          list->progid);
 161             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 162
 163             res = RegCreateKeyExA(HKEY_CLASSES_ROOT, list->progid, 0,
 164                                   NULL, 0, KEY_READ | KEY_WRITE, NULL,
 165                                   &progid_key, NULL);
 166             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 167
 168             res = register_key_defvalueW(progid_key, clsid_keyname, buf);
 169             RegCloseKey(progid_key);
 170             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 171         }
 172
 173     error_close_clsid_key:
 174         RegCloseKey(clsid_key);
 175     }
 176
 177 error_close_coclass_key:
 178     RegCloseKey(coclass_key);
 179 error_return:
 180     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 181 }
 182
 183 /***********************************************************************
 184  *              unregister_coclasses
 185  */
 186 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 187 {
 188     LONG res = ERROR_SUCCESS;
 189     HKEY coclass_key;
 190
 191     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 192                         KEY_READ | KEY_WRITE, &coclass_key);
 193     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 194     if (res != ERROR_SUCCESS) goto error_return;
 195
 196     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 197         WCHAR buf[39];
 198
 199         StringFromGUID2(list->clsid, buf, 39);
 200         res = RegDeleteTreeW(coclass_key, buf);
 201         if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 202         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 203
 204         if (list->progid) {
 205             res = RegDeleteTreeA(HKEY_CLASSES_ROOT, list->progid);
 206             if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 207             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 208         }
 209     }
 210
 211 error_close_coclass_key:
 212     RegCloseKey(coclass_key);
 213 error_return:
 214     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 215 }
 216
 217 /***********************************************************************
 218  *              regsvr_key_defvalueW
 219  */
 220 static LONG register_key_defvalueW(
 221     HKEY base,
 222     WCHAR const *name,
 223     WCHAR const *value)
 224 {
 225     LONG res;
 226     HKEY key;
 227
 228     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 229                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 230     if (res != ERROR_SUCCESS) return res;
 231     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 232                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 233     RegCloseKey(key);
 234     return res;
 235 }
 236
 237 /***********************************************************************
 238  *              regsvr_key_defvalueA
 239  */
 240 static LONG register_key_defvalueA(
 241     HKEY base,
 242     WCHAR const *name,
 243     char const *value)
 244 {
 245     LONG res;
 246     HKEY key;
 247
 248     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 249                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 250     if (res != ERROR_SUCCESS) return res;
 251     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 252                          lstrlenA(value) + 1);
 253     RegCloseKey(key);
 254     return res;
 255 }
 256
 257 /***********************************************************************
 258  *              coclass list
 259  */
 260
 261 static struct regsvr_coclass const coclass_list[] = {
 262     {   &CLSID_DirectDrawFactory,
 263         NULL,
 264         NULL,
 265         "ddrawex.dll",
 266         "Both"
 267     },
 268     { NULL }                    /* list terminator */
 269 };
 270
 271 /***********************************************************************
 272  *              DllRegisterServer (DDRAWEX.@)
 273  */
 274 HRESULT WINAPI DllRegisterServer(void)
 275 {
 276     HRESULT hr;
 277
 278     TRACE("\n");
 279
 280     hr = register_coclasses(coclass_list);
 281     return hr;
 282 }
 283
 284 /***********************************************************************
 285  *              DllUnregisterServer (DDRAWEX.@)
 286  */
 287 HRESULT WINAPI DllUnregisterServer(void)
 288 {
 289     HRESULT hr;
 290
 291     TRACE("\n");
 292
 293     hr = unregister_coclasses(coclass_list);
 294     return hr;
 295 }