783 lines
24 KiB
C
783 lines
24 KiB
C
/*
|
|
* Copyright 2002 Mike McCormack for CodeWeavers
|
|
* Copyright 2005-2008 Juan Lang
|
|
* Copyright 2006 Paul Vriens
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
|
|
#include "windef.h"
|
|
#include "winbase.h"
|
|
#include "wincrypt.h"
|
|
#include "winreg.h"
|
|
#include "winnls.h"
|
|
#include "mssip.h"
|
|
#include "winuser.h"
|
|
#include "crypt32_private.h"
|
|
|
|
#include "wine/debug.h"
|
|
#include "wine/list.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(crypt);
|
|
|
|
/* convert a guid to a wide character string */
|
|
static void CRYPT_guid2wstr( const GUID *guid, LPWSTR wstr )
|
|
{
|
|
char str[40];
|
|
|
|
sprintf(str, "{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
|
|
guid->Data1, guid->Data2, guid->Data3,
|
|
guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3],
|
|
guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7] );
|
|
MultiByteToWideChar( CP_ACP, 0, str, -1, wstr, 40 );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CRYPT_SIPDeleteFunction
|
|
*
|
|
* Helper function for CryptSIPRemoveProvider
|
|
*/
|
|
static LONG CRYPT_SIPDeleteFunction( const GUID *guid, LPCWSTR szKey )
|
|
{
|
|
WCHAR szFullKey[ 0x100 ];
|
|
LONG r = ERROR_SUCCESS;
|
|
|
|
/* max length of szFullKey depends on our code only, so we won't overrun */
|
|
lstrcpyW( szFullKey, L"Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\CryptSIPDll" );
|
|
lstrcatW( szFullKey, szKey );
|
|
CRYPT_guid2wstr( guid, &szFullKey[ lstrlenW( szFullKey ) ] );
|
|
|
|
r = RegDeleteKeyW(HKEY_LOCAL_MACHINE, szFullKey);
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPRemoveProvider (CRYPT32.@)
|
|
*
|
|
* Remove a SIP provider and its functions from the registry.
|
|
*
|
|
* PARAMS
|
|
* pgProv [I] Pointer to a GUID for this SIP provider
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE. (Look at GetLastError()).
|
|
*
|
|
* NOTES
|
|
* Registry errors are always reported via SetLastError(). Every registry
|
|
* deletion will be tried.
|
|
*/
|
|
BOOL WINAPI CryptSIPRemoveProvider(GUID *pgProv)
|
|
{
|
|
LONG r = ERROR_SUCCESS;
|
|
LONG remove_error = ERROR_SUCCESS;
|
|
|
|
TRACE("%s\n", debugstr_guid(pgProv));
|
|
|
|
if (!pgProv)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
#define CRYPT_SIPREMOVEPROV( key ) \
|
|
r = CRYPT_SIPDeleteFunction( pgProv, key); \
|
|
if (r != ERROR_SUCCESS) remove_error = r
|
|
|
|
CRYPT_SIPREMOVEPROV( L"PutSignedDataMsg\\" );
|
|
CRYPT_SIPREMOVEPROV( L"GetSignedDataMsg\\" );
|
|
CRYPT_SIPREMOVEPROV( L"RemoveSignedDataMsg\\" );
|
|
CRYPT_SIPREMOVEPROV( L"CreateIndirectData\\" );
|
|
CRYPT_SIPREMOVEPROV( L"VerifyIndirectData\\" );
|
|
CRYPT_SIPREMOVEPROV( L"IsMyFileType\\" );
|
|
CRYPT_SIPREMOVEPROV( L"IsMyFileType2\\" );
|
|
|
|
#undef CRYPT_SIPREMOVEPROV
|
|
|
|
if (remove_error != ERROR_SUCCESS)
|
|
{
|
|
SetLastError(remove_error);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Helper for CryptSIPAddProvider
|
|
*
|
|
* Add a registry key containing a dll name and function under
|
|
* "Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\<func>\\<guid>"
|
|
*/
|
|
static LONG CRYPT_SIPWriteFunction( const GUID *guid, LPCWSTR szKey,
|
|
LPCWSTR szDll, LPCWSTR szFunction )
|
|
{
|
|
WCHAR szFullKey[ 0x100 ];
|
|
LONG r = ERROR_SUCCESS;
|
|
HKEY hKey;
|
|
|
|
if( !szFunction )
|
|
return ERROR_SUCCESS;
|
|
|
|
/* max length of szFullKey depends on our code only, so we won't overrun */
|
|
lstrcpyW( szFullKey, L"Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\CryptSIPDll" );
|
|
lstrcatW( szFullKey, szKey );
|
|
CRYPT_guid2wstr( guid, &szFullKey[ lstrlenW( szFullKey ) ] );
|
|
|
|
TRACE("key is %s\n", debugstr_w( szFullKey ) );
|
|
|
|
r = RegCreateKeyW( HKEY_LOCAL_MACHINE, szFullKey, &hKey );
|
|
if( r != ERROR_SUCCESS ) goto error_close_key;
|
|
|
|
/* write the values */
|
|
r = RegSetValueExW( hKey, L"FuncName", 0, REG_SZ, (const BYTE*) szFunction,
|
|
( lstrlenW( szFunction ) + 1 ) * sizeof (WCHAR) );
|
|
if( r != ERROR_SUCCESS ) goto error_close_key;
|
|
r = RegSetValueExW( hKey, L"Dll", 0, REG_SZ, (const BYTE*) szDll,
|
|
( lstrlenW( szDll ) + 1) * sizeof (WCHAR) );
|
|
|
|
error_close_key:
|
|
|
|
RegCloseKey( hKey );
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPAddProvider (CRYPT32.@)
|
|
*
|
|
* Add a SIP provider and its functions to the registry.
|
|
*
|
|
* PARAMS
|
|
* psNewProv [I] Pointer to a structure with information about
|
|
* the functions this SIP provider can perform.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE. (Look at GetLastError()).
|
|
*
|
|
* NOTES
|
|
* Registry errors are always reported via SetLastError(). If a
|
|
* registry error occurs the rest of the registry write operations
|
|
* will be skipped.
|
|
*/
|
|
BOOL WINAPI CryptSIPAddProvider(SIP_ADD_NEWPROVIDER *psNewProv)
|
|
{
|
|
LONG r = ERROR_SUCCESS;
|
|
|
|
TRACE("%p\n", psNewProv);
|
|
|
|
if (!psNewProv ||
|
|
psNewProv->cbStruct < FIELD_OFFSET(SIP_ADD_NEWPROVIDER, pwszGetCapFuncName) ||
|
|
!psNewProv->pwszGetFuncName ||
|
|
!psNewProv->pwszPutFuncName ||
|
|
!psNewProv->pwszCreateFuncName ||
|
|
!psNewProv->pwszVerifyFuncName ||
|
|
!psNewProv->pwszRemoveFuncName)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE("%s %s %s %s %s\n",
|
|
debugstr_guid( psNewProv->pgSubject ),
|
|
debugstr_w( psNewProv->pwszDLLFileName ),
|
|
debugstr_w( psNewProv->pwszMagicNumber ),
|
|
debugstr_w( psNewProv->pwszIsFunctionName ),
|
|
debugstr_w( psNewProv->pwszIsFunctionNameFmt2 ) );
|
|
|
|
#define CRYPT_SIPADDPROV( key, field ) \
|
|
r = CRYPT_SIPWriteFunction( psNewProv->pgSubject, key, \
|
|
psNewProv->pwszDLLFileName, psNewProv->field); \
|
|
if (r != ERROR_SUCCESS) goto end_function
|
|
|
|
CRYPT_SIPADDPROV( L"PutSignedDataMsg\\", pwszPutFuncName );
|
|
CRYPT_SIPADDPROV( L"GetSignedDataMsg\\", pwszGetFuncName );
|
|
CRYPT_SIPADDPROV( L"RemoveSignedDataMsg\\", pwszRemoveFuncName );
|
|
CRYPT_SIPADDPROV( L"CreateIndirectData\\", pwszCreateFuncName );
|
|
CRYPT_SIPADDPROV( L"VerifyIndirectData\\", pwszVerifyFuncName );
|
|
CRYPT_SIPADDPROV( L"IsMyFileType\\", pwszIsFunctionName );
|
|
CRYPT_SIPADDPROV( L"IsMyFileType2\\", pwszIsFunctionNameFmt2 );
|
|
|
|
#undef CRYPT_SIPADDPROV
|
|
|
|
end_function:
|
|
|
|
if (r != ERROR_SUCCESS)
|
|
{
|
|
SetLastError(r);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void *CRYPT_LoadSIPFuncFromKey(HKEY key, HMODULE *pLib)
|
|
{
|
|
LONG r;
|
|
DWORD size;
|
|
WCHAR dllName[MAX_PATH];
|
|
char functionName[MAX_PATH];
|
|
HMODULE lib;
|
|
void *func = NULL;
|
|
|
|
/* Read the DLL entry */
|
|
size = sizeof(dllName);
|
|
r = RegQueryValueExW(key, L"Dll", NULL, NULL, (LPBYTE)dllName, &size);
|
|
if (r) goto end;
|
|
|
|
/* Read the Function entry */
|
|
size = sizeof(functionName);
|
|
r = RegQueryValueExA(key, "FuncName", NULL, NULL, (LPBYTE)functionName,
|
|
&size);
|
|
if (r) goto end;
|
|
|
|
lib = LoadLibraryW(dllName);
|
|
if (!lib)
|
|
goto end;
|
|
func = GetProcAddress(lib, functionName);
|
|
if (func)
|
|
*pLib = lib;
|
|
else
|
|
FreeLibrary(lib);
|
|
|
|
end:
|
|
return func;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPRetrieveSubjectGuid (CRYPT32.@)
|
|
*
|
|
* Determine the right SIP GUID for the given file.
|
|
*
|
|
* PARAMS
|
|
* FileName [I] Filename.
|
|
* hFileIn [I] Optional handle to the file.
|
|
* pgSubject [O] The SIP's GUID.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE. pgSubject contains the SIP GUID.
|
|
* Failure: FALSE. (Look at GetLastError()).
|
|
*
|
|
* NOTES
|
|
* On failure pgSubject will contain a NULL GUID.
|
|
* The handle is always preferred above the filename.
|
|
*/
|
|
BOOL WINAPI CryptSIPRetrieveSubjectGuid
|
|
(LPCWSTR FileName, HANDLE hFileIn, GUID *pgSubject)
|
|
{
|
|
HANDLE hFile;
|
|
BOOL bRet = FALSE;
|
|
DWORD count;
|
|
LARGE_INTEGER zero, oldPos;
|
|
/* FIXME, find out if there is a name for this GUID */
|
|
static const GUID unknown = { 0xC689AAB8, 0x8E78, 0x11D0, { 0x8C,0x47,0x00,0xC0,0x4F,0xC2,0x95,0xEE }};
|
|
static const GUID cabGUID = { 0xc689aaba, 0x8e78, 0x11d0, {0x8c,0x47,0x00,0xc0,0x4f,0xc2,0x95,0xee }};
|
|
static const GUID catGUID = { 0xDE351A43, 0x8E59, 0x11D0, { 0x8C,0x47,0x00,0xC0,0x4F,0xC2,0x95,0xEE }};
|
|
static const WORD dosHdr = IMAGE_DOS_SIGNATURE;
|
|
static const BYTE cabHdr[] = { 'M','S','C','F' };
|
|
BYTE hdr[SIP_MAX_MAGIC_NUMBER];
|
|
LONG r = ERROR_SUCCESS;
|
|
HKEY key;
|
|
|
|
TRACE("(%s %p %p)\n", wine_dbgstr_w(FileName), hFileIn, pgSubject);
|
|
|
|
if (!pgSubject || (!FileName && !hFileIn))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Set pgSubject to zero's */
|
|
memset(pgSubject, 0 , sizeof(GUID));
|
|
|
|
if (hFileIn)
|
|
/* Use the given handle, make sure not to close this one ourselves */
|
|
hFile = hFileIn;
|
|
else
|
|
{
|
|
hFile = CreateFileW(FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
/* Last error is set by CreateFile */
|
|
if (hFile == INVALID_HANDLE_VALUE) return FALSE;
|
|
}
|
|
|
|
zero.QuadPart = 0;
|
|
SetFilePointerEx(hFile, zero, &oldPos, FILE_CURRENT);
|
|
SetFilePointer(hFile, 0, NULL, FILE_BEGIN);
|
|
if (!ReadFile(hFile, hdr, sizeof(hdr), &count, NULL))
|
|
goto cleanup;
|
|
|
|
if (count < SIP_MAX_MAGIC_NUMBER)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
goto cleanup;
|
|
}
|
|
|
|
TRACE("file magic = 0x%02x%02x%02x%02x\n", hdr[0], hdr[1], hdr[2], hdr[3]);
|
|
/* As everything is in place now we start looking at the file header */
|
|
if (!memcmp(hdr, &dosHdr, sizeof(dosHdr)))
|
|
{
|
|
*pgSubject = unknown;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
/* Quick-n-dirty check for a cab file. */
|
|
if (!memcmp(hdr, cabHdr, sizeof(cabHdr)))
|
|
{
|
|
*pgSubject = cabGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
/* If it's asn.1-encoded, it's probably a .cat file. */
|
|
if (hdr[0] == 0x30)
|
|
{
|
|
DWORD fileLen = GetFileSize(hFile, NULL);
|
|
|
|
TRACE("fileLen = %d\n", fileLen);
|
|
/* Sanity-check length */
|
|
if (hdr[1] < 0x80 && fileLen == 2 + hdr[1])
|
|
{
|
|
*pgSubject = catGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
else if (hdr[1] == 0x80)
|
|
{
|
|
/* Indefinite length, can't verify with just the header, assume it
|
|
* is.
|
|
*/
|
|
*pgSubject = catGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
else
|
|
{
|
|
BYTE lenBytes = hdr[1] & 0x7f;
|
|
|
|
if (lenBytes == 1 && fileLen == 2 + lenBytes + hdr[2])
|
|
{
|
|
*pgSubject = catGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
else if (lenBytes == 2 && fileLen == 2 + lenBytes +
|
|
(hdr[2] << 8 | hdr[3]))
|
|
{
|
|
*pgSubject = catGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
else if (fileLen > 0xffff)
|
|
{
|
|
/* The file size must be greater than 2 bytes in length, so
|
|
* assume it is a .cat file
|
|
*/
|
|
*pgSubject = catGUID;
|
|
SetLastError(S_OK);
|
|
bRet = TRUE;
|
|
goto cleanup;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Check for supported functions using CryptSIPDllIsMyFileType */
|
|
r = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\CryptSIPDllIsMyFileType\\", 0, KEY_READ, &key);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
DWORD index = 0, size;
|
|
WCHAR subKeyName[MAX_PATH];
|
|
|
|
do {
|
|
size = ARRAY_SIZE(subKeyName);
|
|
r = RegEnumKeyExW(key, index++, subKeyName, &size, NULL, NULL,
|
|
NULL, NULL);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
HKEY subKey;
|
|
|
|
r = RegOpenKeyExW(key, subKeyName, 0, KEY_READ, &subKey);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
HMODULE lib;
|
|
pfnIsFileSupported isMy = CRYPT_LoadSIPFuncFromKey(subKey,
|
|
&lib);
|
|
|
|
if (isMy)
|
|
{
|
|
bRet = isMy(hFile, pgSubject);
|
|
FreeLibrary(lib);
|
|
}
|
|
RegCloseKey(subKey);
|
|
}
|
|
}
|
|
} while (!bRet && r == ERROR_SUCCESS);
|
|
RegCloseKey(key);
|
|
}
|
|
|
|
/* Check for supported functions using CryptSIPDllIsMyFileType2 */
|
|
if (!bRet)
|
|
{
|
|
r = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\CryptSIPDllIsMyFileType2\\", 0, KEY_READ, &key);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
DWORD index = 0, size;
|
|
WCHAR subKeyName[MAX_PATH];
|
|
|
|
do {
|
|
size = ARRAY_SIZE(subKeyName);
|
|
r = RegEnumKeyExW(key, index++, subKeyName, &size, NULL, NULL,
|
|
NULL, NULL);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
HKEY subKey;
|
|
|
|
r = RegOpenKeyExW(key, subKeyName, 0, KEY_READ, &subKey);
|
|
if (r == ERROR_SUCCESS)
|
|
{
|
|
HMODULE lib;
|
|
pfnIsFileSupportedName isMy2 =
|
|
CRYPT_LoadSIPFuncFromKey(subKey, &lib);
|
|
|
|
if (isMy2)
|
|
{
|
|
bRet = isMy2((LPWSTR)FileName, pgSubject);
|
|
FreeLibrary(lib);
|
|
}
|
|
RegCloseKey(subKey);
|
|
}
|
|
}
|
|
} while (!bRet && r == ERROR_SUCCESS);
|
|
RegCloseKey(key);
|
|
}
|
|
}
|
|
|
|
if (!bRet)
|
|
SetLastError(TRUST_E_SUBJECT_FORM_UNKNOWN);
|
|
|
|
cleanup:
|
|
/* If we didn't open this one we shouldn't close it (hFile is a copy),
|
|
* but we should reset the file pointer to its original position.
|
|
*/
|
|
if (!hFileIn)
|
|
CloseHandle(hFile);
|
|
else
|
|
SetFilePointerEx(hFile, oldPos, NULL, FILE_BEGIN);
|
|
|
|
return bRet;
|
|
}
|
|
|
|
static LONG CRYPT_OpenSIPFunctionKey(const GUID *guid, LPCWSTR function,
|
|
HKEY *key)
|
|
{
|
|
WCHAR szFullKey[ 0x100 ];
|
|
|
|
lstrcpyW(szFullKey, L"Software\\Microsoft\\Cryptography\\OID\\EncodingType 0\\CryptSIPDll");
|
|
lstrcatW(szFullKey, function);
|
|
CRYPT_guid2wstr(guid, &szFullKey[lstrlenW(szFullKey)]);
|
|
return RegOpenKeyExW(HKEY_LOCAL_MACHINE, szFullKey, 0, KEY_READ, key);
|
|
}
|
|
|
|
/* Loads the function named function for the SIP specified by pgSubject, and
|
|
* returns it if found. Returns NULL on error. If the function is loaded,
|
|
* *pLib is set to the library in which it is found.
|
|
*/
|
|
static void *CRYPT_LoadSIPFunc(const GUID *pgSubject, LPCWSTR function,
|
|
HMODULE *pLib)
|
|
{
|
|
LONG r;
|
|
HKEY key;
|
|
void *func = NULL;
|
|
|
|
TRACE("(%s, %s)\n", debugstr_guid(pgSubject), debugstr_w(function));
|
|
|
|
r = CRYPT_OpenSIPFunctionKey(pgSubject, function, &key);
|
|
if (!r)
|
|
{
|
|
func = CRYPT_LoadSIPFuncFromKey(key, pLib);
|
|
RegCloseKey(key);
|
|
}
|
|
TRACE("returning %p\n", func);
|
|
return func;
|
|
}
|
|
|
|
typedef struct _WINE_SIP_PROVIDER {
|
|
GUID subject;
|
|
SIP_DISPATCH_INFO info;
|
|
struct list entry;
|
|
} WINE_SIP_PROVIDER;
|
|
|
|
static struct list providers = { &providers, &providers };
|
|
static CRITICAL_SECTION providers_cs;
|
|
static CRITICAL_SECTION_DEBUG providers_cs_debug =
|
|
{
|
|
0, 0, &providers_cs,
|
|
{ &providers_cs_debug.ProcessLocksList,
|
|
&providers_cs_debug.ProcessLocksList },
|
|
0, 0, { (DWORD_PTR)(__FILE__ ": providers_cs") }
|
|
};
|
|
static CRITICAL_SECTION providers_cs = { &providers_cs_debug, -1, 0, 0, 0, 0 };
|
|
|
|
static void CRYPT_CacheSIP(const GUID *pgSubject, SIP_DISPATCH_INFO *info)
|
|
{
|
|
WINE_SIP_PROVIDER *prov = CryptMemAlloc(sizeof(WINE_SIP_PROVIDER));
|
|
|
|
if (prov)
|
|
{
|
|
prov->subject = *pgSubject;
|
|
prov->info = *info;
|
|
EnterCriticalSection(&providers_cs);
|
|
list_add_tail(&providers, &prov->entry);
|
|
LeaveCriticalSection(&providers_cs);
|
|
}
|
|
}
|
|
|
|
static WINE_SIP_PROVIDER *CRYPT_GetCachedSIP(const GUID *pgSubject)
|
|
{
|
|
WINE_SIP_PROVIDER *provider = NULL, *ret = NULL;
|
|
|
|
EnterCriticalSection(&providers_cs);
|
|
LIST_FOR_EACH_ENTRY(provider, &providers, WINE_SIP_PROVIDER, entry)
|
|
{
|
|
if (IsEqualGUID(pgSubject, &provider->subject))
|
|
break;
|
|
}
|
|
if (provider && IsEqualGUID(pgSubject, &provider->subject))
|
|
ret = provider;
|
|
LeaveCriticalSection(&providers_cs);
|
|
return ret;
|
|
}
|
|
|
|
static inline BOOL CRYPT_IsSIPCached(const GUID *pgSubject)
|
|
{
|
|
return CRYPT_GetCachedSIP(pgSubject) != NULL;
|
|
}
|
|
|
|
void crypt_sip_free(void)
|
|
{
|
|
WINE_SIP_PROVIDER *prov, *next;
|
|
|
|
LIST_FOR_EACH_ENTRY_SAFE(prov, next, &providers, WINE_SIP_PROVIDER, entry)
|
|
{
|
|
list_remove(&prov->entry);
|
|
FreeLibrary(prov->info.hSIP);
|
|
CryptMemFree(prov);
|
|
}
|
|
DeleteCriticalSection(&providers_cs);
|
|
}
|
|
|
|
/* Loads the SIP for pgSubject into the global cache. Returns FALSE if the
|
|
* SIP isn't registered or is invalid.
|
|
*/
|
|
static BOOL CRYPT_LoadSIP(const GUID *pgSubject)
|
|
{
|
|
SIP_DISPATCH_INFO sip = { 0 };
|
|
HMODULE lib = NULL, temp = NULL;
|
|
|
|
sip.pfGet = CRYPT_LoadSIPFunc(pgSubject, L"GetSignedDataMsg\\", &lib);
|
|
if (!sip.pfGet)
|
|
goto error;
|
|
sip.pfPut = CRYPT_LoadSIPFunc(pgSubject, L"PutSignedDataMsg\\", &temp);
|
|
if (!sip.pfPut || temp != lib)
|
|
goto error;
|
|
FreeLibrary(temp);
|
|
temp = NULL;
|
|
sip.pfCreate = CRYPT_LoadSIPFunc(pgSubject, L"CreateIndirectData\\", &temp);
|
|
if (!sip.pfCreate || temp != lib)
|
|
goto error;
|
|
FreeLibrary(temp);
|
|
temp = NULL;
|
|
sip.pfVerify = CRYPT_LoadSIPFunc(pgSubject, L"VerifyIndirectData\\", &temp);
|
|
if (!sip.pfVerify || temp != lib)
|
|
goto error;
|
|
FreeLibrary(temp);
|
|
temp = NULL;
|
|
sip.pfRemove = CRYPT_LoadSIPFunc(pgSubject, L"RemoveSignedDataMsg\\", &temp);
|
|
if (!sip.pfRemove || temp != lib)
|
|
goto error;
|
|
FreeLibrary(temp);
|
|
sip.hSIP = lib;
|
|
CRYPT_CacheSIP(pgSubject, &sip);
|
|
return TRUE;
|
|
|
|
error:
|
|
FreeLibrary(lib);
|
|
FreeLibrary(temp);
|
|
SetLastError(TRUST_E_SUBJECT_FORM_UNKNOWN);
|
|
return FALSE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPLoad (CRYPT32.@)
|
|
*
|
|
* Load some internal crypt32 functions into a SIP_DISPATCH_INFO structure.
|
|
*
|
|
* PARAMS
|
|
* pgSubject [I] The GUID.
|
|
* dwFlags [I] Flags.
|
|
* pSipDispatch [I] The loaded functions.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE. pSipDispatch contains the functions.
|
|
* Failure: FALSE. (Look at GetLastError()).
|
|
*
|
|
* NOTES
|
|
* CryptSIPLoad uses caching for the list of GUIDs and whether a SIP is
|
|
* already loaded.
|
|
*
|
|
* An application calls CryptSipLoad which will return a structure with the
|
|
* function addresses of some internal crypt32 functions. The application will
|
|
* then call these functions which will be forwarded to the appropriate SIP.
|
|
*
|
|
* CryptSIPLoad will load the needed SIP but doesn't unload this dll. The unloading
|
|
* is done when crypt32 is unloaded.
|
|
*/
|
|
BOOL WINAPI CryptSIPLoad
|
|
(const GUID *pgSubject, DWORD dwFlags, SIP_DISPATCH_INFO *pSipDispatch)
|
|
{
|
|
TRACE("(%s %d %p)\n", debugstr_guid(pgSubject), dwFlags, pSipDispatch);
|
|
|
|
if (!pgSubject || dwFlags != 0 || !pSipDispatch)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
if (!CRYPT_IsSIPCached(pgSubject) && !CRYPT_LoadSIP(pgSubject))
|
|
return FALSE;
|
|
|
|
pSipDispatch->hSIP = NULL;
|
|
pSipDispatch->pfGet = CryptSIPGetSignedDataMsg;
|
|
pSipDispatch->pfPut = CryptSIPPutSignedDataMsg;
|
|
pSipDispatch->pfCreate = CryptSIPCreateIndirectData;
|
|
pSipDispatch->pfVerify = CryptSIPVerifyIndirectData;
|
|
pSipDispatch->pfRemove = CryptSIPRemoveSignedDataMsg;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPCreateIndirectData (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPCreateIndirectData(SIP_SUBJECTINFO* pSubjectInfo, DWORD* pcbIndirectData,
|
|
SIP_INDIRECT_DATA* pIndirectData)
|
|
{
|
|
WINE_SIP_PROVIDER *sip;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p %p %p)\n", pSubjectInfo, pcbIndirectData, pIndirectData);
|
|
|
|
if (!pSubjectInfo || !pSubjectInfo->pgSubjectType || !pcbIndirectData)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
if ((sip = CRYPT_GetCachedSIP(pSubjectInfo->pgSubjectType)))
|
|
ret = sip->info.pfCreate(pSubjectInfo, pcbIndirectData, pIndirectData);
|
|
TRACE("returning %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPGetSignedDataMsg (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPGetSignedDataMsg(SIP_SUBJECTINFO* pSubjectInfo, DWORD* pdwEncodingType,
|
|
DWORD dwIndex, DWORD* pcbSignedDataMsg, BYTE* pbSignedDataMsg)
|
|
{
|
|
WINE_SIP_PROVIDER *sip;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p %p %d %p %p)\n", pSubjectInfo, pdwEncodingType, dwIndex,
|
|
pcbSignedDataMsg, pbSignedDataMsg);
|
|
|
|
if ((sip = CRYPT_GetCachedSIP(pSubjectInfo->pgSubjectType)))
|
|
ret = sip->info.pfGet(pSubjectInfo, pdwEncodingType, dwIndex,
|
|
pcbSignedDataMsg, pbSignedDataMsg);
|
|
TRACE("returning %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPPutSignedDataMsg (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPPutSignedDataMsg(SIP_SUBJECTINFO* pSubjectInfo, DWORD pdwEncodingType,
|
|
DWORD* pdwIndex, DWORD cbSignedDataMsg, BYTE* pbSignedDataMsg)
|
|
{
|
|
WINE_SIP_PROVIDER *sip;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p %d %p %d %p)\n", pSubjectInfo, pdwEncodingType, pdwIndex,
|
|
cbSignedDataMsg, pbSignedDataMsg);
|
|
|
|
if ((sip = CRYPT_GetCachedSIP(pSubjectInfo->pgSubjectType)))
|
|
ret = sip->info.pfPut(pSubjectInfo, pdwEncodingType, pdwIndex,
|
|
cbSignedDataMsg, pbSignedDataMsg);
|
|
TRACE("returning %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPRemoveSignedDataMsg (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPRemoveSignedDataMsg(SIP_SUBJECTINFO* pSubjectInfo,
|
|
DWORD dwIndex)
|
|
{
|
|
WINE_SIP_PROVIDER *sip;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p %d)\n", pSubjectInfo, dwIndex);
|
|
|
|
if ((sip = CRYPT_GetCachedSIP(pSubjectInfo->pgSubjectType)))
|
|
ret = sip->info.pfRemove(pSubjectInfo, dwIndex);
|
|
TRACE("returning %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPVerifyIndirectData (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPVerifyIndirectData(SIP_SUBJECTINFO* pSubjectInfo,
|
|
SIP_INDIRECT_DATA* pIndirectData)
|
|
{
|
|
WINE_SIP_PROVIDER *sip;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p %p)\n", pSubjectInfo, pIndirectData);
|
|
|
|
if ((sip = CRYPT_GetCachedSIP(pSubjectInfo->pgSubjectType)))
|
|
ret = sip->info.pfVerify(pSubjectInfo, pIndirectData);
|
|
TRACE("returning %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CryptSIPRetrieveSubjectGuidForCatalogFile (CRYPT32.@)
|
|
*/
|
|
BOOL WINAPI CryptSIPRetrieveSubjectGuidForCatalogFile(LPCWSTR filename, HANDLE handle, GUID *subject)
|
|
{
|
|
FIXME("(%s %p %p)\n", debugstr_w(filename), handle, subject);
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|