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wine/dlls/setupapi/misc.c
Andrew Talbot e48bbc23e4 setupapi: Remove unneeded casts.
2008-01-21 11:38:51 +01:00

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/*
* Setupapi miscellaneous functions
*
* Copyright 2005 Eric Kohl
* Copyright 2007 Hans Leidekker
*
* 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 "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winreg.h"
#include "setupapi.h"
#include "lzexpand.h"
#include "wine/unicode.h"
#include "wine/debug.h"
#include "setupapi_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
/* arbitrary limit not related to what native actually uses */
#define OEM_INDEX_LIMIT 999
/**************************************************************************
* MyFree [SETUPAPI.@]
*
* Frees an allocated memory block from the process heap.
*
* PARAMS
* lpMem [I] pointer to memory block which will be freed
*
* RETURNS
* None
*/
VOID WINAPI MyFree(LPVOID lpMem)
{
HeapFree(GetProcessHeap(), 0, lpMem);
}
/**************************************************************************
* MyMalloc [SETUPAPI.@]
*
* Allocates memory block from the process heap.
*
* PARAMS
* dwSize [I] size of the allocated memory block
*
* RETURNS
* Success: pointer to allocated memory block
* Failure: NULL
*/
LPVOID WINAPI MyMalloc(DWORD dwSize)
{
return HeapAlloc(GetProcessHeap(), 0, dwSize);
}
/**************************************************************************
* MyRealloc [SETUPAPI.@]
*
* Changes the size of an allocated memory block or allocates a memory
* block from the process heap.
*
* PARAMS
* lpSrc [I] pointer to memory block which will be resized
* dwSize [I] new size of the memory block
*
* RETURNS
* Success: pointer to the resized memory block
* Failure: NULL
*
* NOTES
* If lpSrc is a NULL-pointer, then MyRealloc allocates a memory
* block like MyMalloc.
*/
LPVOID WINAPI MyRealloc(LPVOID lpSrc, DWORD dwSize)
{
if (lpSrc == NULL)
return HeapAlloc(GetProcessHeap(), 0, dwSize);
return HeapReAlloc(GetProcessHeap(), 0, lpSrc, dwSize);
}
/**************************************************************************
* DuplicateString [SETUPAPI.@]
*
* Duplicates a unicode string.
*
* PARAMS
* lpSrc [I] pointer to the unicode string that will be duplicated
*
* RETURNS
* Success: pointer to the duplicated unicode string
* Failure: NULL
*
* NOTES
* Call MyFree() to release the duplicated string.
*/
LPWSTR WINAPI DuplicateString(LPCWSTR lpSrc)
{
LPWSTR lpDst;
lpDst = MyMalloc((lstrlenW(lpSrc) + 1) * sizeof(WCHAR));
if (lpDst == NULL)
return NULL;
strcpyW(lpDst, lpSrc);
return lpDst;
}
/**************************************************************************
* QueryRegistryValue [SETUPAPI.@]
*
* Retrieves value data from the registry and allocates memory for the
* value data.
*
* PARAMS
* hKey [I] Handle of the key to query
* lpValueName [I] Name of value under hkey to query
* lpData [O] Destination for the values contents,
* lpType [O] Destination for the value type
* lpcbData [O] Destination for the size of data
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Otherwise
*
* NOTES
* Use MyFree to release the lpData buffer.
*/
LONG WINAPI QueryRegistryValue(HKEY hKey,
LPCWSTR lpValueName,
LPBYTE *lpData,
LPDWORD lpType,
LPDWORD lpcbData)
{
LONG lError;
TRACE("%p %s %p %p %p\n",
hKey, debugstr_w(lpValueName), lpData, lpType, lpcbData);
/* Get required buffer size */
*lpcbData = 0;
lError = RegQueryValueExW(hKey, lpValueName, 0, lpType, NULL, lpcbData);
if (lError != ERROR_SUCCESS)
return lError;
/* Allocate buffer */
*lpData = MyMalloc(*lpcbData);
if (*lpData == NULL)
return ERROR_NOT_ENOUGH_MEMORY;
/* Query registry value */
lError = RegQueryValueExW(hKey, lpValueName, 0, lpType, *lpData, lpcbData);
if (lError != ERROR_SUCCESS)
MyFree(*lpData);
return lError;
}
/**************************************************************************
* IsUserAdmin [SETUPAPI.@]
*
* Checks whether the current user is a member of the Administrators group.
*
* PARAMS
* None
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI IsUserAdmin(VOID)
{
SID_IDENTIFIER_AUTHORITY Authority = {SECURITY_NT_AUTHORITY};
HANDLE hToken;
DWORD dwSize;
PTOKEN_GROUPS lpGroups;
PSID lpSid;
DWORD i;
BOOL bResult = FALSE;
TRACE("\n");
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
{
return FALSE;
}
if (!GetTokenInformation(hToken, TokenGroups, NULL, 0, &dwSize))
{
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
CloseHandle(hToken);
return FALSE;
}
}
lpGroups = MyMalloc(dwSize);
if (lpGroups == NULL)
{
CloseHandle(hToken);
return FALSE;
}
if (!GetTokenInformation(hToken, TokenGroups, lpGroups, dwSize, &dwSize))
{
MyFree(lpGroups);
CloseHandle(hToken);
return FALSE;
}
CloseHandle(hToken);
if (!AllocateAndInitializeSid(&Authority, 2, SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0,
&lpSid))
{
MyFree(lpGroups);
return FALSE;
}
for (i = 0; i < lpGroups->GroupCount; i++)
{
if (EqualSid(lpSid, lpGroups->Groups[i].Sid))
{
bResult = TRUE;
break;
}
}
FreeSid(lpSid);
MyFree(lpGroups);
return bResult;
}
/**************************************************************************
* MultiByteToUnicode [SETUPAPI.@]
*
* Converts a multi-byte string to a Unicode string.
*
* PARAMS
* lpMultiByteStr [I] Multi-byte string to be converted
* uCodePage [I] Code page
*
* RETURNS
* Success: pointer to the converted Unicode string
* Failure: NULL
*
* NOTE
* Use MyFree to release the returned Unicode string.
*/
LPWSTR WINAPI MultiByteToUnicode(LPCSTR lpMultiByteStr, UINT uCodePage)
{
LPWSTR lpUnicodeStr;
int nLength;
nLength = MultiByteToWideChar(uCodePage, 0, lpMultiByteStr,
-1, NULL, 0);
if (nLength == 0)
return NULL;
lpUnicodeStr = MyMalloc(nLength * sizeof(WCHAR));
if (lpUnicodeStr == NULL)
return NULL;
if (!MultiByteToWideChar(uCodePage, 0, lpMultiByteStr,
nLength, lpUnicodeStr, nLength))
{
MyFree(lpUnicodeStr);
return NULL;
}
return lpUnicodeStr;
}
/**************************************************************************
* UnicodeToMultiByte [SETUPAPI.@]
*
* Converts a Unicode string to a multi-byte string.
*
* PARAMS
* lpUnicodeStr [I] Unicode string to be converted
* uCodePage [I] Code page
*
* RETURNS
* Success: pointer to the converted multi-byte string
* Failure: NULL
*
* NOTE
* Use MyFree to release the returned multi-byte string.
*/
LPSTR WINAPI UnicodeToMultiByte(LPCWSTR lpUnicodeStr, UINT uCodePage)
{
LPSTR lpMultiByteStr;
int nLength;
nLength = WideCharToMultiByte(uCodePage, 0, lpUnicodeStr, -1,
NULL, 0, NULL, NULL);
if (nLength == 0)
return NULL;
lpMultiByteStr = MyMalloc(nLength);
if (lpMultiByteStr == NULL)
return NULL;
if (!WideCharToMultiByte(uCodePage, 0, lpUnicodeStr, -1,
lpMultiByteStr, nLength, NULL, NULL))
{
MyFree(lpMultiByteStr);
return NULL;
}
return lpMultiByteStr;
}
/**************************************************************************
* DoesUserHavePrivilege [SETUPAPI.@]
*
* Check whether the current user has got a given privilege.
*
* PARAMS
* lpPrivilegeName [I] Name of the privilege to be checked
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI DoesUserHavePrivilege(LPCWSTR lpPrivilegeName)
{
HANDLE hToken;
DWORD dwSize;
PTOKEN_PRIVILEGES lpPrivileges;
LUID PrivilegeLuid;
DWORD i;
BOOL bResult = FALSE;
TRACE("%s\n", debugstr_w(lpPrivilegeName));
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
return FALSE;
if (!GetTokenInformation(hToken, TokenPrivileges, NULL, 0, &dwSize))
{
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
CloseHandle(hToken);
return FALSE;
}
}
lpPrivileges = MyMalloc(dwSize);
if (lpPrivileges == NULL)
{
CloseHandle(hToken);
return FALSE;
}
if (!GetTokenInformation(hToken, TokenPrivileges, lpPrivileges, dwSize, &dwSize))
{
MyFree(lpPrivileges);
CloseHandle(hToken);
return FALSE;
}
CloseHandle(hToken);
if (!LookupPrivilegeValueW(NULL, lpPrivilegeName, &PrivilegeLuid))
{
MyFree(lpPrivileges);
return FALSE;
}
for (i = 0; i < lpPrivileges->PrivilegeCount; i++)
{
if (lpPrivileges->Privileges[i].Luid.HighPart == PrivilegeLuid.HighPart &&
lpPrivileges->Privileges[i].Luid.LowPart == PrivilegeLuid.LowPart)
{
bResult = TRUE;
}
}
MyFree(lpPrivileges);
return bResult;
}
/**************************************************************************
* EnablePrivilege [SETUPAPI.@]
*
* Enables or disables one of the current users privileges.
*
* PARAMS
* lpPrivilegeName [I] Name of the privilege to be changed
* bEnable [I] TRUE: Enables the privilege
* FALSE: Disables the privilege
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI EnablePrivilege(LPCWSTR lpPrivilegeName, BOOL bEnable)
{
TOKEN_PRIVILEGES Privileges;
HANDLE hToken;
BOOL bResult;
TRACE("%s %s\n", debugstr_w(lpPrivilegeName), bEnable ? "TRUE" : "FALSE");
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
return FALSE;
Privileges.PrivilegeCount = 1;
Privileges.Privileges[0].Attributes = (bEnable) ? SE_PRIVILEGE_ENABLED : 0;
if (!LookupPrivilegeValueW(NULL, lpPrivilegeName,
&Privileges.Privileges[0].Luid))
{
CloseHandle(hToken);
return FALSE;
}
bResult = AdjustTokenPrivileges(hToken, FALSE, &Privileges, 0, NULL, NULL);
CloseHandle(hToken);
return bResult;
}
/**************************************************************************
* DelayedMove [SETUPAPI.@]
*
* Moves a file upon the next reboot.
*
* PARAMS
* lpExistingFileName [I] Current file name
* lpNewFileName [I] New file name
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI DelayedMove(LPCWSTR lpExistingFileName, LPCWSTR lpNewFileName)
{
return MoveFileExW(lpExistingFileName, lpNewFileName,
MOVEFILE_REPLACE_EXISTING | MOVEFILE_DELAY_UNTIL_REBOOT);
}
/**************************************************************************
* FileExists [SETUPAPI.@]
*
* Checks whether a file exists.
*
* PARAMS
* lpFileName [I] Name of the file to check
* lpNewFileName [O] Optional information about the existing file
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI FileExists(LPCWSTR lpFileName, LPWIN32_FIND_DATAW lpFileFindData)
{
WIN32_FIND_DATAW FindData;
HANDLE hFind;
UINT uErrorMode;
DWORD dwError;
uErrorMode = SetErrorMode(SEM_FAILCRITICALERRORS);
hFind = FindFirstFileW(lpFileName, &FindData);
if (hFind == INVALID_HANDLE_VALUE)
{
dwError = GetLastError();
SetErrorMode(uErrorMode);
SetLastError(dwError);
return FALSE;
}
FindClose(hFind);
if (lpFileFindData)
memcpy(lpFileFindData, &FindData, sizeof(WIN32_FIND_DATAW));
SetErrorMode(uErrorMode);
return TRUE;
}
/**************************************************************************
* CaptureStringArg [SETUPAPI.@]
*
* Captures a UNICODE string.
*
* PARAMS
* lpSrc [I] UNICODE string to be captured
* lpDst [O] Pointer to the captured UNICODE string
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: ERROR_INVALID_PARAMETER
*
* NOTE
* Call MyFree to release the captured UNICODE string.
*/
DWORD WINAPI CaptureStringArg(LPCWSTR pSrc, LPWSTR *pDst)
{
if (pDst == NULL)
return ERROR_INVALID_PARAMETER;
*pDst = DuplicateString(pSrc);
return ERROR_SUCCESS;
}
/**************************************************************************
* CaptureAndConvertAnsiArg [SETUPAPI.@]
*
* Captures an ANSI string and converts it to a UNICODE string.
*
* PARAMS
* lpSrc [I] ANSI string to be captured
* lpDst [O] Pointer to the captured UNICODE string
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: ERROR_INVALID_PARAMETER
*
* NOTE
* Call MyFree to release the captured UNICODE string.
*/
DWORD WINAPI CaptureAndConvertAnsiArg(LPCSTR pSrc, LPWSTR *pDst)
{
if (pDst == NULL)
return ERROR_INVALID_PARAMETER;
*pDst = MultiByteToUnicode(pSrc, CP_ACP);
return ERROR_SUCCESS;
}
/**************************************************************************
* OpenAndMapFileForRead [SETUPAPI.@]
*
* Open and map a file to a buffer.
*
* PARAMS
* lpFileName [I] Name of the file to be opened
* lpSize [O] Pointer to the file size
* lpFile [0] Pointer to the file handle
* lpMapping [0] Pointer to the mapping handle
* lpBuffer [0] Pointer to the file buffer
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Other
*
* NOTE
* Call UnmapAndCloseFile to release the file.
*/
DWORD WINAPI OpenAndMapFileForRead(LPCWSTR lpFileName,
LPDWORD lpSize,
LPHANDLE lpFile,
LPHANDLE lpMapping,
LPVOID *lpBuffer)
{
DWORD dwError;
TRACE("%s %p %p %p %p\n",
debugstr_w(lpFileName), lpSize, lpFile, lpMapping, lpBuffer);
*lpFile = CreateFileW(lpFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, 0, NULL);
if (*lpFile == INVALID_HANDLE_VALUE)
return GetLastError();
*lpSize = GetFileSize(*lpFile, NULL);
if (*lpSize == INVALID_FILE_SIZE)
{
dwError = GetLastError();
CloseHandle(*lpFile);
return dwError;
}
*lpMapping = CreateFileMappingW(*lpFile, NULL, PAGE_READONLY, 0,
*lpSize, NULL);
if (*lpMapping == NULL)
{
dwError = GetLastError();
CloseHandle(*lpFile);
return dwError;
}
*lpBuffer = MapViewOfFile(*lpMapping, FILE_MAP_READ, 0, 0, *lpSize);
if (*lpBuffer == NULL)
{
dwError = GetLastError();
CloseHandle(*lpMapping);
CloseHandle(*lpFile);
return dwError;
}
return ERROR_SUCCESS;
}
/**************************************************************************
* UnmapAndCloseFile [SETUPAPI.@]
*
* Unmap and close a mapped file.
*
* PARAMS
* hFile [I] Handle to the file
* hMapping [I] Handle to the file mapping
* lpBuffer [I] Pointer to the file buffer
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI UnmapAndCloseFile(HANDLE hFile, HANDLE hMapping, LPVOID lpBuffer)
{
TRACE("%p %p %p\n",
hFile, hMapping, lpBuffer);
if (!UnmapViewOfFile(lpBuffer))
return FALSE;
if (!CloseHandle(hMapping))
return FALSE;
if (!CloseHandle(hFile))
return FALSE;
return TRUE;
}
/**************************************************************************
* StampFileSecurity [SETUPAPI.@]
*
* Assign a new security descriptor to the given file.
*
* PARAMS
* lpFileName [I] Name of the file
* pSecurityDescriptor [I] New security descriptor
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: other
*/
DWORD WINAPI StampFileSecurity(LPCWSTR lpFileName, PSECURITY_DESCRIPTOR pSecurityDescriptor)
{
TRACE("%s %p\n", debugstr_w(lpFileName), pSecurityDescriptor);
if (!SetFileSecurityW(lpFileName, OWNER_SECURITY_INFORMATION |
GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,
pSecurityDescriptor))
return GetLastError();
return ERROR_SUCCESS;
}
/**************************************************************************
* TakeOwnershipOfFile [SETUPAPI.@]
*
* Takes the ownership of the given file.
*
* PARAMS
* lpFileName [I] Name of the file
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: other
*/
DWORD WINAPI TakeOwnershipOfFile(LPCWSTR lpFileName)
{
SECURITY_DESCRIPTOR SecDesc;
HANDLE hToken = NULL;
PTOKEN_OWNER pOwner = NULL;
DWORD dwError;
DWORD dwSize;
TRACE("%s\n", debugstr_w(lpFileName));
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
return GetLastError();
if (!GetTokenInformation(hToken, TokenOwner, NULL, 0, &dwSize))
{
goto fail;
}
pOwner = (PTOKEN_OWNER)MyMalloc(dwSize);
if (pOwner == NULL)
{
CloseHandle(hToken);
return ERROR_NOT_ENOUGH_MEMORY;
}
if (!GetTokenInformation(hToken, TokenOwner, pOwner, dwSize, &dwSize))
{
goto fail;
}
if (!InitializeSecurityDescriptor(&SecDesc, SECURITY_DESCRIPTOR_REVISION))
{
goto fail;
}
if (!SetSecurityDescriptorOwner(&SecDesc, pOwner->Owner, FALSE))
{
goto fail;
}
if (!SetFileSecurityW(lpFileName, OWNER_SECURITY_INFORMATION, &SecDesc))
{
goto fail;
}
MyFree(pOwner);
CloseHandle(hToken);
return ERROR_SUCCESS;
fail:;
dwError = GetLastError();
MyFree(pOwner);
if (hToken != NULL)
CloseHandle(hToken);
return dwError;
}
/**************************************************************************
* RetreiveFileSecurity [SETUPAPI.@]
*
* Retrieve the security descriptor that is associated with the given file.
*
* PARAMS
* lpFileName [I] Name of the file
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: other
*/
DWORD WINAPI RetreiveFileSecurity(LPCWSTR lpFileName,
PSECURITY_DESCRIPTOR *pSecurityDescriptor)
{
PSECURITY_DESCRIPTOR SecDesc;
DWORD dwSize = 0x100;
DWORD dwError;
SecDesc = MyMalloc(dwSize);
if (SecDesc == NULL)
return ERROR_NOT_ENOUGH_MEMORY;
if (GetFileSecurityW(lpFileName, OWNER_SECURITY_INFORMATION |
GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,
SecDesc, dwSize, &dwSize))
{
*pSecurityDescriptor = SecDesc;
return ERROR_SUCCESS;
}
dwError = GetLastError();
if (dwError != ERROR_INSUFFICIENT_BUFFER)
{
MyFree(SecDesc);
return dwError;
}
SecDesc = MyRealloc(SecDesc, dwSize);
if (SecDesc == NULL)
return ERROR_NOT_ENOUGH_MEMORY;
if (GetFileSecurityW(lpFileName, OWNER_SECURITY_INFORMATION |
GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,
SecDesc, dwSize, &dwSize))
{
*pSecurityDescriptor = SecDesc;
return ERROR_SUCCESS;
}
dwError = GetLastError();
MyFree(SecDesc);
return dwError;
}
static DWORD global_flags = 0; /* FIXME: what should be in here? */
/***********************************************************************
* pSetupGetGlobalFlags (SETUPAPI.@)
*/
DWORD WINAPI pSetupGetGlobalFlags(void)
{
FIXME( "stub\n" );
return global_flags;
}
/***********************************************************************
* pSetupSetGlobalFlags (SETUPAPI.@)
*/
void WINAPI pSetupSetGlobalFlags( DWORD flags )
{
global_flags = flags;
}
/***********************************************************************
* CMP_WaitNoPendingInstallEvents (SETUPAPI.@)
*/
DWORD WINAPI CMP_WaitNoPendingInstallEvents( DWORD dwTimeout )
{
static BOOL warned = FALSE;
if (!warned)
{
FIXME("%d\n", dwTimeout);
warned = TRUE;
}
return WAIT_OBJECT_0;
}
/***********************************************************************
* AssertFail (SETUPAPI.@)
*
* Shows an assert fail error messagebox
*
* PARAMS
* lpFile [I] file where assert failed
* uLine [I] line number in file
* lpMessage [I] assert message
*
*/
void WINAPI AssertFail(LPCSTR lpFile, UINT uLine, LPCSTR lpMessage)
{
FIXME("%s %u %s\n", lpFile, uLine, lpMessage);
}
/***********************************************************************
* SetupCopyOEMInfA (SETUPAPI.@)
*/
BOOL WINAPI SetupCopyOEMInfA( PCSTR source, PCSTR location,
DWORD media_type, DWORD style, PSTR dest,
DWORD buffer_size, PDWORD required_size, PSTR *component )
{
BOOL ret = FALSE;
LPWSTR destW = NULL, sourceW = NULL, locationW = NULL;
DWORD size;
TRACE("%s, %s, %d, %d, %p, %d, %p, %p\n", debugstr_a(source), debugstr_a(location),
media_type, style, dest, buffer_size, required_size, component);
if (dest && !(destW = MyMalloc( buffer_size * sizeof(WCHAR) ))) return FALSE;
if (source && !(sourceW = strdupAtoW( source ))) goto done;
if (location && !(locationW = strdupAtoW( location ))) goto done;
if (!(ret = SetupCopyOEMInfW( sourceW, locationW, media_type, style, destW,
buffer_size, &size, NULL )))
{
if (required_size) *required_size = size;
goto done;
}
if (dest)
{
if (buffer_size >= size)
{
WideCharToMultiByte( CP_ACP, 0, destW, -1, dest, buffer_size, NULL, NULL );
if (component) *component = strrchr( dest, '\\' ) + 1;
}
else
{
SetLastError( ERROR_INSUFFICIENT_BUFFER );
goto done;
}
}
done:
MyFree( destW );
HeapFree( GetProcessHeap(), 0, sourceW );
HeapFree( GetProcessHeap(), 0, locationW );
if (ret) SetLastError(ERROR_SUCCESS);
return ret;
}
static int compare_files( HANDLE file1, HANDLE file2 )
{
char buffer1[2048];
char buffer2[2048];
DWORD size1;
DWORD size2;
while( ReadFile(file1, buffer1, sizeof(buffer1), &size1, NULL) &&
ReadFile(file2, buffer2, sizeof(buffer2), &size2, NULL) )
{
int ret;
if (size1 != size2)
return size1 > size2 ? 1 : -1;
if (!size1)
return 0;
ret = memcmp( buffer1, buffer2, size1 );
if (ret)
return ret;
}
return 0;
}
/***********************************************************************
* SetupCopyOEMInfW (SETUPAPI.@)
*/
BOOL WINAPI SetupCopyOEMInfW( PCWSTR source, PCWSTR location,
DWORD media_type, DWORD style, PWSTR dest,
DWORD buffer_size, PDWORD required_size, PWSTR *component )
{
BOOL ret = FALSE;
WCHAR target[MAX_PATH], catalog_file[MAX_PATH], *p;
static const WCHAR inf[] = { '\\','i','n','f','\\',0 };
static const WCHAR wszVersion[] = { 'V','e','r','s','i','o','n',0 };
static const WCHAR wszCatalogFile[] = { 'C','a','t','a','l','o','g','F','i','l','e',0 };
DWORD size;
HINF hinf;
TRACE("%s, %s, %d, %d, %p, %d, %p, %p\n", debugstr_w(source), debugstr_w(location),
media_type, style, dest, buffer_size, required_size, component);
if (!source)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* check for a relative path */
if (!(*source == '\\' || (*source && source[1] == ':')))
{
SetLastError(ERROR_FILE_NOT_FOUND);
return FALSE;
}
if (!GetWindowsDirectoryW( target, sizeof(target)/sizeof(WCHAR) )) return FALSE;
strcatW( target, inf );
if ((p = strrchrW( source, '\\' )))
strcatW( target, p + 1 );
/* does the file exist already? */
if ((GetFileAttributesW( target ) != INVALID_FILE_ATTRIBUTES) &&
!(style & SP_COPY_NOOVERWRITE))
{
static const WCHAR oem[] = { 'o','e','m',0 };
unsigned int i;
LARGE_INTEGER source_file_size;
HANDLE source_file;
source_file = CreateFileW( source, FILE_READ_DATA | FILE_READ_ATTRIBUTES,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
NULL, OPEN_EXISTING, 0, NULL );
if (source_file == INVALID_HANDLE_VALUE)
return FALSE;
if (!GetFileSizeEx( source_file, &source_file_size ))
{
CloseHandle( source_file );
return FALSE;
}
p = strrchrW( target, '\\' ) + 1;
memcpy( p, oem, sizeof(oem) );
p += sizeof(oem)/sizeof(oem[0]) - 1;
/* generate OEMnnn.inf ending */
for (i = 0; i < OEM_INDEX_LIMIT; i++)
{
static const WCHAR format[] = { '%','u','.','i','n','f',0 };
HANDLE dest_file;
LARGE_INTEGER dest_file_size;
wsprintfW( p, format, i );
dest_file = CreateFileW( target, FILE_READ_DATA | FILE_READ_ATTRIBUTES,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
NULL, OPEN_EXISTING, 0, NULL );
/* if we found a file name that doesn't exist then we're done */
if (dest_file == INVALID_HANDLE_VALUE)
break;
/* now check if the same inf file has already been copied to the inf
* directory. if so, use that file and don't create a new one */
if (!GetFileSizeEx( dest_file, &dest_file_size ) ||
(dest_file_size.QuadPart != source_file_size.QuadPart) ||
compare_files( source_file, dest_file ))
{
CloseHandle( dest_file );
continue;
}
CloseHandle( dest_file );
break;
}
CloseHandle( source_file );
if (i == OEM_INDEX_LIMIT)
{
SetLastError( ERROR_FILENAME_EXCED_RANGE );
return FALSE;
}
}
hinf = SetupOpenInfFileW( source, NULL, INF_STYLE_WIN4, NULL );
if (hinf == INVALID_HANDLE_VALUE) return FALSE;
if (SetupGetLineTextW( NULL, hinf, wszVersion, wszCatalogFile, catalog_file,
sizeof(catalog_file)/sizeof(catalog_file[0]), NULL ))
{
WCHAR source_cat[MAX_PATH];
strcpyW( source_cat, source );
p = strrchrW( source_cat, '\\' );
if (p) p++;
else p = source_cat;
strcpyW( p, catalog_file );
FIXME("install catalog file %s\n", debugstr_w( source_cat ));
}
SetupCloseInfFile( hinf );
if (!(ret = CopyFileW( source, target, (style & SP_COPY_NOOVERWRITE) != 0 )))
return ret;
if (style & SP_COPY_DELETESOURCE)
DeleteFileW( source );
size = strlenW( target ) + 1;
if (dest)
{
if (buffer_size >= size)
{
strcpyW( dest, target );
}
else
{
SetLastError( ERROR_INSUFFICIENT_BUFFER );
ret = FALSE;
}
}
if (component) *component = p + 1;
if (required_size) *required_size = size;
if (ret) SetLastError(ERROR_SUCCESS);
return ret;
}
/***********************************************************************
* InstallCatalog (SETUPAPI.@)
*/
DWORD WINAPI InstallCatalog( LPCSTR catalog, LPCSTR basename, LPSTR fullname )
{
FIXME("%s, %s, %p\n", debugstr_a(catalog), debugstr_a(basename), fullname);
return 0;
}
static UINT detect_compression_type( LPCWSTR file )
{
DWORD size;
HANDLE handle;
UINT type = FILE_COMPRESSION_NONE;
static const BYTE LZ_MAGIC[] = { 0x53, 0x5a, 0x44, 0x44, 0x88, 0xf0, 0x27, 0x33 };
static const BYTE MSZIP_MAGIC[] = { 0x4b, 0x57, 0x41, 0x4a };
static const BYTE NTCAB_MAGIC[] = { 0x4d, 0x53, 0x43, 0x46 };
BYTE buffer[8];
handle = CreateFileW( file, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL );
if (handle == INVALID_HANDLE_VALUE)
{
ERR("cannot open file %s\n", debugstr_w(file));
return FILE_COMPRESSION_NONE;
}
if (!ReadFile( handle, buffer, sizeof(buffer), &size, NULL ) || size != sizeof(buffer))
{
CloseHandle( handle );
return FILE_COMPRESSION_NONE;
}
if (!memcmp( buffer, LZ_MAGIC, sizeof(LZ_MAGIC) )) type = FILE_COMPRESSION_WINLZA;
else if (!memcmp( buffer, MSZIP_MAGIC, sizeof(MSZIP_MAGIC) )) type = FILE_COMPRESSION_MSZIP;
else if (!memcmp( buffer, NTCAB_MAGIC, sizeof(NTCAB_MAGIC) )) type = FILE_COMPRESSION_MSZIP; /* not a typo */
CloseHandle( handle );
return type;
}
static BOOL get_file_size( LPCWSTR file, DWORD *size )
{
HANDLE handle;
handle = CreateFileW( file, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL );
if (handle == INVALID_HANDLE_VALUE)
{
ERR("cannot open file %s\n", debugstr_w(file));
return FALSE;
}
*size = GetFileSize( handle, NULL );
CloseHandle( handle );
return TRUE;
}
static BOOL get_file_sizes_none( LPCWSTR source, DWORD *source_size, DWORD *target_size )
{
DWORD size;
if (!get_file_size( source, &size )) return FALSE;
if (source_size) *source_size = size;
if (target_size) *target_size = size;
return TRUE;
}
static BOOL get_file_sizes_lz( LPCWSTR source, DWORD *source_size, DWORD *target_size )
{
DWORD size;
BOOL ret = TRUE;
if (source_size)
{
if (!get_file_size( source, &size )) ret = FALSE;
else *source_size = size;
}
if (target_size)
{
INT file;
OFSTRUCT of;
if ((file = LZOpenFileW( (LPWSTR)source, &of, OF_READ )) < 0)
{
ERR("cannot open source file for reading\n");
return FALSE;
}
*target_size = LZSeek( file, 0, 2 );
LZClose( file );
}
return ret;
}
static UINT CALLBACK file_compression_info_callback( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
{
DWORD *size = context;
FILE_IN_CABINET_INFO_W *info = (FILE_IN_CABINET_INFO_W *)param1;
switch (notification)
{
case SPFILENOTIFY_FILEINCABINET:
{
*size = info->FileSize;
return FILEOP_SKIP;
}
default: return NO_ERROR;
}
}
static BOOL get_file_sizes_cab( LPCWSTR source, DWORD *source_size, DWORD *target_size )
{
DWORD size;
BOOL ret = TRUE;
if (source_size)
{
if (!get_file_size( source, &size )) ret = FALSE;
else *source_size = size;
}
if (target_size)
{
ret = SetupIterateCabinetW( source, 0, file_compression_info_callback, target_size );
}
return ret;
}
/***********************************************************************
* SetupGetFileCompressionInfoExA (SETUPAPI.@)
*
* See SetupGetFileCompressionInfoExW.
*/
BOOL WINAPI SetupGetFileCompressionInfoExA( PCSTR source, PSTR name, DWORD len, PDWORD required,
PDWORD source_size, PDWORD target_size, PUINT type )
{
BOOL ret;
WCHAR *nameW = NULL, *sourceW = NULL;
DWORD nb_chars = 0;
LPSTR nameA;
TRACE("%s, %p, %d, %p, %p, %p, %p\n", debugstr_a(source), name, len, required,
source_size, target_size, type);
if (!source || !(sourceW = MultiByteToUnicode( source, CP_ACP ))) return FALSE;
if (name)
{
ret = SetupGetFileCompressionInfoExW( sourceW, NULL, 0, &nb_chars, NULL, NULL, NULL );
if (!(nameW = HeapAlloc( GetProcessHeap(), 0, nb_chars * sizeof(WCHAR) )))
{
MyFree( sourceW );
return FALSE;
}
}
ret = SetupGetFileCompressionInfoExW( sourceW, nameW, nb_chars, &nb_chars, source_size, target_size, type );
if (ret)
{
if ((nameA = UnicodeToMultiByte( nameW, CP_ACP )))
{
if (name && len >= nb_chars) lstrcpyA( name, nameA );
else
{
SetLastError( ERROR_INSUFFICIENT_BUFFER );
ret = FALSE;
}
MyFree( nameA );
}
}
if (required) *required = nb_chars;
HeapFree( GetProcessHeap(), 0, nameW );
MyFree( sourceW );
return ret;
}
/***********************************************************************
* SetupGetFileCompressionInfoExW (SETUPAPI.@)
*
* Get compression type and compressed/uncompressed sizes of a given file.
*
* PARAMS
* source [I] File to examine.
* name [O] Actual filename used.
* len [I] Length in characters of 'name' buffer.
* required [O] Number of characters written to 'name'.
* source_size [O] Size of compressed file.
* target_size [O] Size of uncompressed file.
* type [O] Compression type.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SetupGetFileCompressionInfoExW( PCWSTR source, PWSTR name, DWORD len, PDWORD required,
PDWORD source_size, PDWORD target_size, PUINT type )
{
UINT comp;
BOOL ret = FALSE;
DWORD source_len;
TRACE("%s, %p, %d, %p, %p, %p, %p\n", debugstr_w(source), name, len, required,
source_size, target_size, type);
if (!source) return FALSE;
source_len = lstrlenW( source ) + 1;
if (required) *required = source_len;
if (name && len >= source_len)
{
lstrcpyW( name, source );
ret = TRUE;
}
else return FALSE;
comp = detect_compression_type( source );
if (type) *type = comp;
switch (comp)
{
case FILE_COMPRESSION_MSZIP:
case FILE_COMPRESSION_NTCAB: ret = get_file_sizes_cab( source, source_size, target_size ); break;
case FILE_COMPRESSION_NONE: ret = get_file_sizes_none( source, source_size, target_size ); break;
case FILE_COMPRESSION_WINLZA: ret = get_file_sizes_lz( source, source_size, target_size ); break;
default: break;
}
return ret;
}
/***********************************************************************
* SetupGetFileCompressionInfoA (SETUPAPI.@)
*
* See SetupGetFileCompressionInfoW.
*/
DWORD WINAPI SetupGetFileCompressionInfoA( PCSTR source, PSTR *name, PDWORD source_size,
PDWORD target_size, PUINT type )
{
BOOL ret;
DWORD error, required;
LPSTR actual_name;
TRACE("%s, %p, %p, %p, %p\n", debugstr_a(source), name, source_size, target_size, type);
if (!source || !name || !source_size || !target_size || !type)
return ERROR_INVALID_PARAMETER;
ret = SetupGetFileCompressionInfoExA( source, NULL, 0, &required, NULL, NULL, NULL );
if (!(actual_name = MyMalloc( required ))) return ERROR_NOT_ENOUGH_MEMORY;
ret = SetupGetFileCompressionInfoExA( source, actual_name, required, &required,
source_size, target_size, type );
if (!ret)
{
error = GetLastError();
MyFree( actual_name );
return error;
}
*name = actual_name;
return ERROR_SUCCESS;
}
/***********************************************************************
* SetupGetFileCompressionInfoW (SETUPAPI.@)
*
* Get compression type and compressed/uncompressed sizes of a given file.
*
* PARAMS
* source [I] File to examine.
* name [O] Actual filename used.
* source_size [O] Size of compressed file.
* target_size [O] Size of uncompressed file.
* type [O] Compression type.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Win32 error code.
*/
DWORD WINAPI SetupGetFileCompressionInfoW( PCWSTR source, PWSTR *name, PDWORD source_size,
PDWORD target_size, PUINT type )
{
BOOL ret;
DWORD error, required;
LPWSTR actual_name;
TRACE("%s, %p, %p, %p, %p\n", debugstr_w(source), name, source_size, target_size, type);
if (!source || !name || !source_size || !target_size || !type)
return ERROR_INVALID_PARAMETER;
ret = SetupGetFileCompressionInfoExW( source, NULL, 0, &required, NULL, NULL, NULL );
if (!(actual_name = MyMalloc( required ))) return ERROR_NOT_ENOUGH_MEMORY;
ret = SetupGetFileCompressionInfoExW( source, actual_name, required, &required,
source_size, target_size, type );
if (!ret)
{
error = GetLastError();
MyFree( actual_name );
return error;
}
*name = actual_name;
return ERROR_SUCCESS;
}
static DWORD decompress_file_lz( LPCWSTR source, LPCWSTR target )
{
DWORD ret;
LONG error;
INT src, dst;
OFSTRUCT sof, dof;
if ((src = LZOpenFileW( (LPWSTR)source, &sof, OF_READ )) < 0)
{
ERR("cannot open source file for reading\n");
return ERROR_FILE_NOT_FOUND;
}
if ((dst = LZOpenFileW( (LPWSTR)target, &dof, OF_CREATE )) < 0)
{
ERR("cannot open target file for writing\n");
LZClose( src );
return ERROR_FILE_NOT_FOUND;
}
if ((error = LZCopy( src, dst )) >= 0) ret = ERROR_SUCCESS;
else
{
WARN("failed to decompress file %d\n", error);
ret = ERROR_INVALID_DATA;
}
LZClose( src );
LZClose( dst );
return ret;
}
static UINT CALLBACK decompress_or_copy_callback( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
{
FILE_IN_CABINET_INFO_W *info = (FILE_IN_CABINET_INFO_W *)param1;
switch (notification)
{
case SPFILENOTIFY_FILEINCABINET:
{
LPCWSTR filename, targetname = context;
WCHAR *p;
if ((p = strrchrW( targetname, '\\' ))) filename = p + 1;
else filename = targetname;
if (!lstrcmpiW( filename, info->NameInCabinet ))
{
strcpyW( info->FullTargetName, targetname );
return FILEOP_DOIT;
}
return FILEOP_SKIP;
}
default: return NO_ERROR;
}
}
static DWORD decompress_file_cab( LPCWSTR source, LPCWSTR target )
{
BOOL ret;
ret = SetupIterateCabinetW( source, 0, decompress_or_copy_callback, (PVOID)target );
if (ret) return ERROR_SUCCESS;
else return GetLastError();
}
/***********************************************************************
* SetupDecompressOrCopyFileA (SETUPAPI.@)
*
* See SetupDecompressOrCopyFileW.
*/
DWORD WINAPI SetupDecompressOrCopyFileA( PCSTR source, PCSTR target, PUINT type )
{
DWORD ret = FALSE;
WCHAR *sourceW = NULL, *targetW = NULL;
if (source && !(sourceW = MultiByteToUnicode( source, CP_ACP ))) return FALSE;
if (target && !(targetW = MultiByteToUnicode( target, CP_ACP )))
{
MyFree( sourceW );
return ERROR_NOT_ENOUGH_MEMORY;
}
ret = SetupDecompressOrCopyFileW( sourceW, targetW, type );
MyFree( sourceW );
MyFree( targetW );
return ret;
}
/***********************************************************************
* SetupDecompressOrCopyFileW (SETUPAPI.@)
*
* Copy a file and decompress it if needed.
*
* PARAMS
* source [I] File to copy.
* target [I] Filename of the copy.
* type [I] Compression type.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Win32 error code.
*/
DWORD WINAPI SetupDecompressOrCopyFileW( PCWSTR source, PCWSTR target, PUINT type )
{
UINT comp;
DWORD ret = ERROR_INVALID_PARAMETER;
if (!source || !target) return ERROR_INVALID_PARAMETER;
if (!type) comp = detect_compression_type( source );
else comp = *type;
switch (comp)
{
case FILE_COMPRESSION_NONE:
if (CopyFileW( source, target, FALSE )) ret = ERROR_SUCCESS;
else ret = GetLastError();
break;
case FILE_COMPRESSION_WINLZA:
ret = decompress_file_lz( source, target );
break;
case FILE_COMPRESSION_NTCAB:
case FILE_COMPRESSION_MSZIP:
ret = decompress_file_cab( source, target );
break;
default:
WARN("unknown compression type %d\n", comp);
break;
}
TRACE("%s -> %s %d\n", debugstr_w(source), debugstr_w(target), comp);
return ret;
}
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