335 lines
12 KiB
C
335 lines
12 KiB
C
/*
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* Register related wintrust functions
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*
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* Copyright 2006 Paul Vriens
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "winuser.h"
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#include "winreg.h"
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#include "guiddef.h"
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#include "wintrust.h"
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#include "softpub.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wintrust);
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static const WCHAR Trust[] = {'S','o','f','t','w','a','r','e','\\',
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'M','i','c','r','o','s','o','f','t','\\',
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'C','r','y','p','t','o','g','r','a','p','h','y','\\',
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'P','r','o','v','i','d','e','r','s','\\',
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'T','r','u','s','t','\\', 0 };
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static const WCHAR Initialization[] = {'I','n','i','t','i','a','l','i','z','a','t','i','o','n','\\', 0};
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static const WCHAR Message[] = {'M','e','s','s','a','g','e','\\', 0};
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static const WCHAR Signature[] = {'S','i','g','n','a','t','u','r','e','\\', 0};
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static const WCHAR Certificate[] = {'C','e','r','t','i','f','i','c','a','t','e','\\', 0};
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static const WCHAR CertCheck[] = {'C','e','r','t','C','h','e','c','k','\\', 0};
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static const WCHAR FinalPolicy[] = {'F','i','n','a','l','P','o','l','i','c','y','\\', 0};
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static const WCHAR DiagnosticPolicy[] = {'D','i','a','g','n','o','s','t','i','c','P','o','l','i','c','y','\\', 0};
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static const WCHAR Cleanup[] = {'C','l','e','a','n','u','p','\\', 0};
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/***********************************************************************
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* WINTRUST_guid2wstr
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*
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* Create a wide-string from a GUID
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*
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*/
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static void WINTRUST_Guid2Wstr(GUID* pgActionID, WCHAR* GuidString)
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{
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static const WCHAR wszFormat[] = {'{','%','0','8','l','X','-','%','0','4','X','-','%','0','4','X','-',
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'%','0','2','X','%','0','2','X','-','%','0','2','X','%','0','2','X','%','0','2','X','%','0','2',
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'X','%','0','2','X','%','0','2','X','}', 0};
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wsprintfW(GuidString, wszFormat, pgActionID->Data1, pgActionID->Data2, pgActionID->Data3,
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pgActionID->Data4[0], pgActionID->Data4[1], pgActionID->Data4[2], pgActionID->Data4[3],
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pgActionID->Data4[4], pgActionID->Data4[5], pgActionID->Data4[6], pgActionID->Data4[7]);
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}
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/***********************************************************************
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* WINTRUST_WriteProviderToReg
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*
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* Helper function for WintrustAddActionID
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*
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*/
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static LONG WINTRUST_WriteProviderToReg(WCHAR* GuidString,
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const WCHAR* FunctionType,
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CRYPT_TRUST_REG_ENTRY RegEntry)
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{
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static const WCHAR Dll[] = {'$','D','L','L', 0};
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static const WCHAR Function[] = {'$','F','u','n','c','t','i','o','n', 0};
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WCHAR ProvKey[MAX_PATH];
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HKEY Key;
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LONG Res = ERROR_SUCCESS;
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/* Create the needed key string */
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ProvKey[0]='\0';
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lstrcatW(ProvKey, Trust);
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lstrcatW(ProvKey, FunctionType);
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lstrcatW(ProvKey, GuidString);
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if (!RegEntry.pwszDLLName || !RegEntry.pwszFunctionName)
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return ERROR_INVALID_PARAMETER;
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Res = RegCreateKeyExW(HKEY_LOCAL_MACHINE, ProvKey, 0, NULL, 0, KEY_WRITE, NULL, &Key, NULL);
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if (Res != ERROR_SUCCESS) goto error_close_key;
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/* Create the $DLL entry */
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Res = RegSetValueExW(Key, Dll, 0, REG_SZ, (BYTE*)RegEntry.pwszDLLName,
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(lstrlenW(RegEntry.pwszDLLName) + 1)*sizeof(WCHAR));
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if (Res != ERROR_SUCCESS) goto error_close_key;
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/* Create the $Function entry */
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Res = RegSetValueExW(Key, Function, 0, REG_SZ, (BYTE*)RegEntry.pwszFunctionName,
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(lstrlenW(RegEntry.pwszFunctionName) + 1)*sizeof(WCHAR));
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error_close_key:
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RegCloseKey(Key);
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return Res;
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}
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/***********************************************************************
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* WintrustAddActionID (WINTRUST.@)
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*
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* Add the definitions of the actions a Trust provider can perform to
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* the registry.
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*
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* PARAMS
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* pgActionID [I] Pointer to a GUID for the Trust provider.
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* fdwFlags [I] Flag to indicate whether registry errors are passed on.
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* psProvInfo [I] Pointer to a structure with information about DLL
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* name and functions.
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*
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* RETURNS
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* Success: TRUE.
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* Failure: FALSE. (Use GetLastError() for more information)
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*
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* NOTES
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* Adding definitions is basically only adding relevant information
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* to the registry. No verification takes place whether a DLL or it's
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* entrypoints exist.
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* Information in the registry will always be overwritten.
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*
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*/
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BOOL WINAPI WintrustAddActionID( GUID* pgActionID, DWORD fdwFlags,
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CRYPT_REGISTER_ACTIONID* psProvInfo)
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{
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WCHAR GuidString[39];
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LONG Res;
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LONG WriteActionError = ERROR_SUCCESS;
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TRACE("%p %lx %p\n", debugstr_guid(pgActionID), fdwFlags, psProvInfo);
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/* Some sanity checks.
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* We use the W2K3 last error as it makes more sense (W2K leaves the last error
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* as is).
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*/
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if (!pgActionID ||
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!psProvInfo ||
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(psProvInfo->cbStruct != sizeof(CRYPT_REGISTER_ACTIONID)))
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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/* Create this string only once, instead of in the helper function */
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WINTRUST_Guid2Wstr( pgActionID, GuidString);
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/* Write the information to the registry */
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Res = WINTRUST_WriteProviderToReg(GuidString, Initialization , psProvInfo->sInitProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, Message , psProvInfo->sObjectProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, Signature , psProvInfo->sSignatureProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, Certificate , psProvInfo->sCertificateProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, CertCheck , psProvInfo->sCertificatePolicyProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, FinalPolicy , psProvInfo->sFinalPolicyProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, DiagnosticPolicy, psProvInfo->sTestPolicyProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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Res = WINTRUST_WriteProviderToReg(GuidString, Cleanup , psProvInfo->sCleanupProvider);
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if (Res != ERROR_SUCCESS) WriteActionError = Res;
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/* Testing (by restricting access to the registry for some keys) shows that the last failing function
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* will be used for last error.
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* an error is the one used to propagate the last error.
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* If the flag WT_ADD_ACTION_ID_RET_RESULT_FLAG is set and there are errors when adding the action
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* we have to return FALSE. Errors includes both invalid entries as well as registry errors.
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* Testing also showed that one error doesn't stop the registry writes. Every action will be dealt with.
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*/
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if (WriteActionError != ERROR_SUCCESS)
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{
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SetLastError(WriteActionError);
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if (fdwFlags == WT_ADD_ACTION_ID_RET_RESULT_FLAG)
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* WINTRUST_RemoveProviderFromReg
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*
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* Helper function for WintrustRemoveActionID
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*
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*/
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static void WINTRUST_RemoveProviderFromReg(WCHAR* GuidString,
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const WCHAR* FunctionType)
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{
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WCHAR ProvKey[MAX_PATH];
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/* Create the needed key string */
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ProvKey[0]='\0';
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lstrcatW(ProvKey, Trust);
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lstrcatW(ProvKey, FunctionType);
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lstrcatW(ProvKey, GuidString);
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/* We don't care about success or failure */
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RegDeleteKeyW(HKEY_LOCAL_MACHINE, ProvKey);
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}
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/***********************************************************************
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* WintrustRemoveActionID (WINTRUST.@)
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*
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* Remove the definitions of the actions a Trust provider can perform
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* from the registry.
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*
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* PARAMS
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* pgActionID [I] Pointer to a GUID for the Trust provider.
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*
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* RETURNS
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* Success: TRUE. (Use GetLastError() for more information)
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* Failure: FALSE. (Use GetLastError() for more information)
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*
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* NOTES
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* Testing shows that WintrustRemoveActionID always returns TRUE and
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* that a possible error should be retrieved via GetLastError().
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* There are no checks if the definitions are in the registry.
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*/
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BOOL WINAPI WintrustRemoveActionID( GUID* pgActionID )
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{
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WCHAR GuidString[39];
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TRACE("(%s)\n", debugstr_guid(pgActionID));
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if (!pgActionID)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return TRUE;
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}
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/* Create this string only once, instead of in the helper function */
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WINTRUST_Guid2Wstr( pgActionID, GuidString);
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/* We don't care about success or failure */
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WINTRUST_RemoveProviderFromReg(GuidString, Initialization);
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WINTRUST_RemoveProviderFromReg(GuidString, Message);
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WINTRUST_RemoveProviderFromReg(GuidString, Signature);
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WINTRUST_RemoveProviderFromReg(GuidString, Certificate);
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WINTRUST_RemoveProviderFromReg(GuidString, CertCheck);
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WINTRUST_RemoveProviderFromReg(GuidString, FinalPolicy);
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WINTRUST_RemoveProviderFromReg(GuidString, DiagnosticPolicy);
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WINTRUST_RemoveProviderFromReg(GuidString, Cleanup);
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return TRUE;
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}
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/***********************************************************************
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* DllRegisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI DllRegisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* DllUnregisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI DllUnregisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* SoftpubDllRegisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI SoftpubDllRegisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* SoftpubDllUnregisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI SoftpubDllUnregisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* mscat32DllRegisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI mscat32DllRegisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* mscat32DllUnregisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI mscat32DllUnregisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* mssip32DllRegisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI mssip32DllRegisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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/***********************************************************************
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* mssip32DllUnregisterServer (WINTRUST.@)
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*/
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HRESULT WINAPI mssip32DllUnregisterServer(void)
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{
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FIXME("stub\n");
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return S_OK;
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}
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