dlls/dinput8/regsvr.c

   1 /*
   2  *      self-registerable dll functions for dinput8.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 "dinput.h"
  33
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  37
  38 /*
  39  * Near the bottom of this file are the exported DllRegisterServer and
  40  * DllUnregisterServer, which make all this worthwhile.
  41  */
  42
  43 /***********************************************************************
  44  *              interface for self-registering
  45  */
  46
  47 struct regsvr_coclass
  48 {
  49     CLSID const *clsid;         /* NULL for end of list */
  50     LPCSTR name;                /* can be NULL to omit */
  51     LPCSTR ips;                 /* can be NULL to omit */
  52     LPCSTR ips32;               /* can be NULL to omit */
  53     LPCSTR ips32_tmodel;        /* can be NULL to omit */
  54     LPCSTR clsid_str;           /* can be NULL to omit */
  55     LPCSTR progid;              /* can be NULL to omit */
  56 };
  57
  58 static HRESULT register_coclasses(struct regsvr_coclass const *list);
  59 static HRESULT unregister_coclasses(struct regsvr_coclass const *list);
  60
  61 /***********************************************************************
  62  *              static string constants
  63  */
  64 static WCHAR const interface_keyname[10] = {
  65     'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
  66 static WCHAR const base_ifa_keyname[14] = {
  67     'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
  68     'e', 0 };
  69 static WCHAR const num_methods_keyname[11] = {
  70     'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
  71 static WCHAR const ps_clsid_keyname[15] = {
  72     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  73     'i', 'd', 0 };
  74 static WCHAR const ps_clsid32_keyname[17] = {
  75     'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
  76     'i', 'd', '3', '2', 0 };
  77 static WCHAR const clsid_keyname[6] = {
  78     'C', 'L', 'S', 'I', 'D', 0 };
  79 static WCHAR const ips_keyname[13] = {
  80     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  81     0 };
  82 static WCHAR const ips32_keyname[15] = {
  83     'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
  84     '3', '2', 0 };
  85 static WCHAR const progid_keyname[7] = {
  86     'P', 'r', 'o', 'g', 'I', 'D', 0 };
  87 static char const tmodel_valuename[] = "ThreadingModel";
  88
  89 /***********************************************************************
  90  *              static helper functions
  91  */
  92 static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
  93                                    WCHAR const *value);
  94 static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
  95                                    char const *value);
  96
  97 /***********************************************************************
  98  *              register_coclasses
  99  */
 100 static HRESULT register_coclasses(struct regsvr_coclass const *list)
 101 {
 102     LONG res = ERROR_SUCCESS;
 103     HKEY coclass_key;
 104
 105     res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
 106                           KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
 107     if (res != ERROR_SUCCESS) goto error_return;
 108
 109     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 110         WCHAR buf[39];
 111         HKEY clsid_key;
 112
 113         StringFromGUID2(list->clsid, buf, 39);
 114         res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
 115                               KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
 116         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 117
 118         if (list->name) {
 119             res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ,
 120                                  (CONST BYTE*)(list->name),
 121                                  strlen(list->name) + 1);
 122             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 123         }
 124
 125         if (list->ips) {
 126             res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
 127             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 128         }
 129
 130         if (list->ips32) {
 131             HKEY ips32_key;
 132
 133             res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
 134                                   KEY_READ | KEY_WRITE, NULL,
 135                                   &ips32_key, NULL);
 136             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 137
 138             res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ,
 139                                  (CONST BYTE*)list->ips32,
 140                                  lstrlenA(list->ips32) + 1);
 141             if (res == ERROR_SUCCESS && list->ips32_tmodel)
 142                 res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
 143                                      (CONST BYTE*)list->ips32_tmodel,
 144                                      strlen(list->ips32_tmodel) + 1);
 145             RegCloseKey(ips32_key);
 146             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 147         }
 148
 149         if (list->clsid_str) {
 150             res = register_key_defvalueA(clsid_key, clsid_keyname,
 151                                          list->clsid_str);
 152             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 153         }
 154
 155         if (list->progid) {
 156             HKEY progid_key;
 157
 158             res = register_key_defvalueA(clsid_key, progid_keyname,
 159                                          list->progid);
 160             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 161
 162             res = RegCreateKeyExA(HKEY_CLASSES_ROOT, list->progid, 0,
 163                                   NULL, 0, KEY_READ | KEY_WRITE, NULL,
 164                                   &progid_key, NULL);
 165             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 166
 167             res = register_key_defvalueW(progid_key, clsid_keyname, buf);
 168             RegCloseKey(progid_key);
 169             if (res != ERROR_SUCCESS) goto error_close_clsid_key;
 170         }
 171
 172     error_close_clsid_key:
 173         RegCloseKey(clsid_key);
 174     }
 175
 176 error_close_coclass_key:
 177     RegCloseKey(coclass_key);
 178 error_return:
 179     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 180 }
 181
 182 /***********************************************************************
 183  *              unregister_coclasses
 184  */
 185 static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
 186 {
 187     LONG res = ERROR_SUCCESS;
 188     HKEY coclass_key;
 189
 190     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
 191                         KEY_READ | KEY_WRITE, &coclass_key);
 192     if (res == ERROR_FILE_NOT_FOUND) return S_OK;
 193     if (res != ERROR_SUCCESS) goto error_return;
 194
 195     for (; res == ERROR_SUCCESS && list->clsid; ++list) {
 196         WCHAR buf[39];
 197
 198         StringFromGUID2(list->clsid, buf, 39);
 199         res = RegDeleteTreeW(coclass_key, buf);
 200         if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 201         if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 202
 203         if (list->progid) {
 204             res = RegDeleteTreeA(HKEY_CLASSES_ROOT, list->progid);
 205             if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
 206             if (res != ERROR_SUCCESS) goto error_close_coclass_key;
 207         }
 208     }
 209
 210 error_close_coclass_key:
 211     RegCloseKey(coclass_key);
 212 error_return:
 213     return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
 214 }
 215
 216 /***********************************************************************
 217  *              regsvr_key_defvalueW
 218  */
 219 static LONG register_key_defvalueW(
 220     HKEY base,
 221     WCHAR const *name,
 222     WCHAR const *value)
 223 {
 224     LONG res;
 225     HKEY key;
 226
 227     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 228                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 229     if (res != ERROR_SUCCESS) return res;
 230     res = RegSetValueExW(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 231                          (lstrlenW(value) + 1) * sizeof(WCHAR));
 232     RegCloseKey(key);
 233     return res;
 234 }
 235
 236 /***********************************************************************
 237  *              regsvr_key_defvalueA
 238  */
 239 static LONG register_key_defvalueA(
 240     HKEY base,
 241     WCHAR const *name,
 242     char const *value)
 243 {
 244     LONG res;
 245     HKEY key;
 246
 247     res = RegCreateKeyExW(base, name, 0, NULL, 0,
 248                           KEY_READ | KEY_WRITE, NULL, &key, NULL);
 249     if (res != ERROR_SUCCESS) return res;
 250     res = RegSetValueExA(key, NULL, 0, REG_SZ, (CONST BYTE*)value,
 251                          lstrlenA(value) + 1);
 252     RegCloseKey(key);
 253     return res;
 254 }
 255
 256 /***********************************************************************
 257  *              coclass list
 258  */
 259
 260 static struct regsvr_coclass const coclass_list[] = {
 261     {   &CLSID_DirectInput8,
 262         "DirectInput8 Object",
 263         NULL,
 264         "dinput8.dll",
 265         "Both"
 266     },
 267     { NULL }                    /* list terminator */
 268 };
 269
 270 /***********************************************************************
 271  *              DllRegisterServer (DINPUT8.@)
 272  */
 273 HRESULT WINAPI DllRegisterServer(void)
 274 {
 275     HRESULT hr;
 276
 277     TRACE("\n");
 278
 279     hr = register_coclasses(coclass_list);
 280     return hr;
 281 }
 282
 283 /***********************************************************************
 284  *              DllUnregisterServer (DINPUT8.@)
 285  */
 286 HRESULT WINAPI DllUnregisterServer(void)
 287 {
 288     HRESULT hr;
 289
 290     TRACE("\n");
 291
 292     hr = unregister_coclasses(coclass_list);
 293     return hr;
 294 }