dlls/crypt32/main.c

   1 /*
   2  * Copyright 2002 Mike McCormack for CodeWeavers
   3  * Copyright 2005 Juan Lang
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "config.h"
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "wincrypt.h"
  27 #include "winreg.h"
  28 #include "winuser.h"
  29 #include "i_cryptasn1tls.h"
  30 #include "crypt32_private.h"
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(crypt);
  34
  35 static HCRYPTPROV hDefProv;
  36 HINSTANCE hInstance;
  37
  38 BOOL WINAPI DllMain(HINSTANCE hInst, DWORD fdwReason, PVOID pvReserved)
  39 {
  40     switch (fdwReason)
  41     {
  42         case DLL_PROCESS_ATTACH:
  43             hInstance = hInst;
  44             DisableThreadLibraryCalls(hInst);
  45             crypt_oid_init();
  46             break;
  47         case DLL_PROCESS_DETACH:
  48             crypt_oid_free();
  49             crypt_sip_free();
  50             root_store_free();
  51             default_chain_engine_free();
  52             /* Don't release the default provider on process shutdown, there's
  53              * no guarantee the provider dll hasn't already been unloaded.
  54              */
  55             if (hDefProv && !pvReserved) CryptReleaseContext(hDefProv, 0);
  56             break;
  57     }
  58     return TRUE;
  59 }
  60
  61 HCRYPTPROV CRYPT_GetDefaultProvider(void)
  62 {
  63     if (!hDefProv)
  64     {
  65         HCRYPTPROV prov;
  66
  67         if (!CryptAcquireContextW(&prov, NULL, MS_ENHANCED_PROV_W, PROV_RSA_FULL,
  68          CRYPT_VERIFYCONTEXT))
  69             return hDefProv;
  70         InterlockedCompareExchangePointer((PVOID *)&hDefProv, (PVOID)prov,
  71          NULL);
  72         if (hDefProv != prov)
  73             CryptReleaseContext(prov, 0);
  74     }
  75     return hDefProv;
  76 }
  77
  78 typedef void * HLRUCACHE;
  79
  80 /* this function is called by Internet Explorer when it is about to verify a
  81  * downloaded component.  The first parameter appears to be a pointer to an
  82  * unknown type, native fails unless it points to a buffer of at least 20 bytes.
  83  * The second parameter appears to be an out parameter, whatever it's set to is
  84  * passed (by cryptnet.dll) to I_CryptFlushLruCache.
  85  */
  86 BOOL WINAPI I_CryptCreateLruCache(void *unknown, HLRUCACHE *out)
  87 {
  88     FIXME("(%p, %p): stub!\n", unknown, out);
  89     *out = (void *)0xbaadf00d;
  90     return TRUE;
  91 }
  92
  93 BOOL WINAPI I_CryptFindLruEntry(DWORD unk0, DWORD unk1)
  94 {
  95     FIXME("(%08x, %08x): stub!\n", unk0, unk1);
  96     return FALSE;
  97 }
  98
  99 BOOL WINAPI I_CryptFindLruEntryData(DWORD unk0, DWORD unk1, DWORD unk2)
 100 {
 101     FIXME("(%08x, %08x, %08x): stub!\n", unk0, unk1, unk2);
 102     return FALSE;
 103 }
 104
 105 BOOL WINAPI I_CryptCreateLruEntry(HLRUCACHE h, DWORD unk0, DWORD unk1)
 106 {
 107     FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
 108     return FALSE;
 109 }
 110
 111 DWORD WINAPI I_CryptFlushLruCache(HLRUCACHE h, DWORD unk0, DWORD unk1)
 112 {
 113     FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
 114     return 0;
 115 }
 116
 117 HLRUCACHE WINAPI I_CryptFreeLruCache(HLRUCACHE h, DWORD unk0, DWORD unk1)
 118 {
 119     FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
 120     return h;
 121 }
 122
 123 LPVOID WINAPI CryptMemAlloc(ULONG cbSize)
 124 {
 125     return HeapAlloc(GetProcessHeap(), 0, cbSize);
 126 }
 127
 128 LPVOID WINAPI CryptMemRealloc(LPVOID pv, ULONG cbSize)
 129 {
 130     return HeapReAlloc(GetProcessHeap(), 0, pv, cbSize);
 131 }
 132
 133 VOID WINAPI CryptMemFree(LPVOID pv)
 134 {
 135     HeapFree(GetProcessHeap(), 0, pv);
 136 }
 137
 138 DWORD WINAPI I_CryptAllocTls(void)
 139 {
 140     return TlsAlloc();
 141 }
 142
 143 LPVOID WINAPI I_CryptDetachTls(DWORD dwTlsIndex)
 144 {
 145     LPVOID ret;
 146
 147     ret = TlsGetValue(dwTlsIndex);
 148     TlsSetValue(dwTlsIndex, NULL);
 149     return ret;
 150 }
 151
 152 LPVOID WINAPI I_CryptGetTls(DWORD dwTlsIndex)
 153 {
 154     return TlsGetValue(dwTlsIndex);
 155 }
 156
 157 BOOL WINAPI I_CryptSetTls(DWORD dwTlsIndex, LPVOID lpTlsValue)
 158 {
 159     return TlsSetValue(dwTlsIndex, lpTlsValue);
 160 }
 161
 162 BOOL WINAPI I_CryptFreeTls(DWORD dwTlsIndex, DWORD unknown)
 163 {
 164     TRACE("(%d, %d)\n", dwTlsIndex, unknown);
 165     return TlsFree(dwTlsIndex);
 166 }
 167
 168 BOOL WINAPI I_CryptGetOssGlobal(DWORD x)
 169 {
 170     FIXME("%08x\n", x);
 171     return FALSE;
 172 }
 173
 174 HCRYPTPROV WINAPI I_CryptGetDefaultCryptProv(DWORD reserved)
 175 {
 176     HCRYPTPROV ret;
 177
 178     TRACE("(%08x)\n", reserved);
 179
 180     if (reserved)
 181     {
 182         SetLastError(E_INVALIDARG);
 183         return 0;
 184     }
 185     ret = CRYPT_GetDefaultProvider();
 186     CryptContextAddRef(ret, NULL, 0);
 187     return ret;
 188 }
 189
 190 BOOL WINAPI I_CryptReadTrustedPublisherDWORDValueFromRegistry(LPCWSTR name,
 191  DWORD *value)
 192 {
 193     static const WCHAR safer[] = {
 194      'S','o','f','t','w','a','r','e','\\','P','o','l','i','c','i','e','s','\\',
 195      'M','i','c','r','o','s','o','f','t','\\','S','y','s','t','e','m',
 196      'C','e','r','t','i','f','i','c','a','t','e','s','\\',
 197      'T','r','u','s','t','e','d','P','u','b','l','i','s','h','e','r','\\',
 198      'S','a','f','e','r',0 };
 199     HKEY key;
 200     LONG rc;
 201     BOOL ret = FALSE;
 202
 203     TRACE("(%s, %p)\n", debugstr_w(name), value);
 204
 205     *value = 0;
 206     rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, safer, &key);
 207     if (rc == ERROR_SUCCESS)
 208     {
 209         DWORD size = sizeof(DWORD);
 210
 211         if (!RegQueryValueExW(key, name, NULL, NULL, (LPBYTE)value, &size))
 212             ret = TRUE;
 213         RegCloseKey(key);
 214     }
 215     return ret;
 216 }
 217
 218 DWORD WINAPI I_CryptInstallOssGlobal(DWORD x, DWORD y, DWORD z)
 219 {
 220     static int ret = 8;
 221     ret++;
 222     FIXME("%08x %08x %08x, return value %d\n", x, y, z,ret);
 223     return ret;
 224 }
 225
 226 BOOL WINAPI I_CryptInstallAsn1Module(ASN1module_t x, DWORD y, void* z)
 227 {
 228     FIXME("(%p %08x %p): stub\n", x, y, z);
 229     return TRUE;
 230 }
 231
 232 BOOL WINAPI I_CryptUninstallAsn1Module(HCRYPTASN1MODULE x)
 233 {
 234     FIXME("(%08x): stub\n", x);
 235     return TRUE;
 236 }
 237
 238 ASN1decoding_t WINAPI I_CryptGetAsn1Decoder(HCRYPTASN1MODULE x)
 239 {
 240     FIXME("(%08x): stub\n", x);
 241     return NULL;
 242 }
 243
 244 ASN1encoding_t WINAPI I_CryptGetAsn1Encoder(HCRYPTASN1MODULE x)
 245 {
 246     FIXME("(%08x): stub\n", x);
 247     return NULL;
 248 }