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Sweden-Number/dlls/msi/media.c

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/*
* Implementation of the Microsoft Installer (msi.dll)
*
* Copyright 2008 James Hawkins
*
* 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>
#define COBJMACROS
#include "windef.h"
#include "winerror.h"
#include "wine/debug.h"
#include "fdi.h"
#include "msipriv.h"
#include "winuser.h"
#include "winreg.h"
#include "shlwapi.h"
#include "objidl.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
/* from msvcrt/fcntl.h */
#define _O_RDONLY 0
#define _O_WRONLY 1
#define _O_RDWR 2
#define _O_ACCMODE (_O_RDONLY|_O_WRONLY|_O_RDWR)
#define _O_APPEND 0x0008
#define _O_RANDOM 0x0010
#define _O_SEQUENTIAL 0x0020
#define _O_TEMPORARY 0x0040
#define _O_NOINHERIT 0x0080
#define _O_CREAT 0x0100
#define _O_TRUNC 0x0200
#define _O_EXCL 0x0400
#define _O_SHORT_LIVED 0x1000
#define _O_TEXT 0x4000
#define _O_BINARY 0x8000
static BOOL source_matches_volume(MSIMEDIAINFO *mi, LPCWSTR source_root)
{
WCHAR volume_name[MAX_PATH + 1];
WCHAR root[MAX_PATH + 1];
strcpyW(root, source_root);
PathStripToRootW(root);
PathAddBackslashW(root);
if (!GetVolumeInformationW(root, volume_name, MAX_PATH + 1,
NULL, NULL, NULL, NULL, 0))
{
ERR("Failed to get volume information\n");
return FALSE;
}
return !strcmpW( mi->volume_label, volume_name );
}
static UINT msi_change_media(MSIPACKAGE *package, MSIMEDIAINFO *mi)
{
LPWSTR error, error_dialog;
LPWSTR source_dir;
UINT r = ERROR_SUCCESS;
static const WCHAR error_prop[] = {'E','r','r','o','r','D','i','a','l','o','g',0};
if ((msi_get_property_int(package->db, szUILevel, 0) & INSTALLUILEVEL_MASK) ==
INSTALLUILEVEL_NONE && !gUIHandlerA && !gUIHandlerW && !gUIHandlerRecord)
return ERROR_SUCCESS;
error = generate_error_string(package, 1302, 1, mi->disk_prompt);
error_dialog = msi_dup_property(package->db, error_prop);
source_dir = msi_dup_property(package->db, cszSourceDir);
while (r == ERROR_SUCCESS && !source_matches_volume(mi, source_dir))
{
r = msi_spawn_error_dialog(package, error_dialog, error);
if (gUIHandlerW)
{
gUIHandlerW(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, error);
}
else if (gUIHandlerA)
{
char *msg = strdupWtoA(error);
gUIHandlerA(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, msg);
msi_free(msg);
}
else if (gUIHandlerRecord)
{
MSIHANDLE rec = MsiCreateRecord(1);
MsiRecordSetStringW(rec, 0, error);
gUIHandlerRecord(gUIContext, MB_RETRYCANCEL | INSTALLMESSAGE_ERROR, rec);
MsiCloseHandle(rec);
}
}
msi_free(error);
msi_free(error_dialog);
msi_free(source_dir);
return r;
}
static void * CDECL cabinet_alloc(ULONG cb)
{
return msi_alloc(cb);
}
static void CDECL cabinet_free(void *pv)
{
msi_free(pv);
}
static INT_PTR CDECL cabinet_open(char *pszFile, int oflag, int pmode)
{
HANDLE handle;
DWORD dwAccess = 0;
DWORD dwShareMode = 0;
DWORD dwCreateDisposition = OPEN_EXISTING;
switch (oflag & _O_ACCMODE)
{
case _O_RDONLY:
dwAccess = GENERIC_READ;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
break;
case _O_WRONLY:
dwAccess = GENERIC_WRITE;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
break;
case _O_RDWR:
dwAccess = GENERIC_READ | GENERIC_WRITE;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
break;
}
if ((oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
dwCreateDisposition = CREATE_NEW;
else if (oflag & _O_CREAT)
dwCreateDisposition = CREATE_ALWAYS;
handle = CreateFileA(pszFile, dwAccess, dwShareMode, NULL,
dwCreateDisposition, 0, NULL);
if (handle == INVALID_HANDLE_VALUE)
return 0;
return (INT_PTR)handle;
}
static UINT CDECL cabinet_read(INT_PTR hf, void *pv, UINT cb)
{
HANDLE handle = (HANDLE)hf;
DWORD read;
if (ReadFile(handle, pv, cb, &read, NULL))
return read;
return 0;
}
static UINT CDECL cabinet_write(INT_PTR hf, void *pv, UINT cb)
{
HANDLE handle = (HANDLE)hf;
DWORD written;
if (WriteFile(handle, pv, cb, &written, NULL))
return written;
return 0;
}
static int CDECL cabinet_close(INT_PTR hf)
{
HANDLE handle = (HANDLE)hf;
return CloseHandle(handle) ? 0 : -1;
}
static LONG CDECL cabinet_seek(INT_PTR hf, LONG dist, int seektype)
{
HANDLE handle = (HANDLE)hf;
/* flags are compatible and so are passed straight through */
return SetFilePointer(handle, dist, NULL, seektype);
}
struct cab_stream
{
MSIDATABASE *db;
WCHAR *name;
};
static struct cab_stream cab_stream;
static INT_PTR CDECL cabinet_open_stream( char *pszFile, int oflag, int pmode )
{
UINT r;
IStream *stm;
r = db_get_raw_stream( cab_stream.db, cab_stream.name, &stm );
if (r != ERROR_SUCCESS)
{
WARN("Failed to get cabinet stream %u\n", r);
return 0;
}
return (INT_PTR)stm;
}
static UINT CDECL cabinet_read_stream( INT_PTR hf, void *pv, UINT cb )
{
IStream *stm = (IStream *)hf;
DWORD read;
HRESULT hr;
hr = IStream_Read( stm, pv, cb, &read );
if (hr == S_OK || hr == S_FALSE)
return read;
return 0;
}
static int CDECL cabinet_close_stream( INT_PTR hf )
{
IStream *stm = (IStream *)hf;
IStream_Release( stm );
return 0;
}
static LONG CDECL cabinet_seek_stream( INT_PTR hf, LONG dist, int seektype )
{
IStream *stm = (IStream *)hf;
LARGE_INTEGER move;
ULARGE_INTEGER newpos;
HRESULT hr;
move.QuadPart = dist;
hr = IStream_Seek( stm, move, seektype, &newpos );
if (SUCCEEDED(hr))
{
if (newpos.QuadPart <= MAXLONG) return newpos.QuadPart;
ERR("Too big!\n");
}
return -1;
}
static UINT CDECL msi_media_get_disk_info(MSIPACKAGE *package, MSIMEDIAINFO *mi)
{
MSIRECORD *row;
static const WCHAR query[] = {
'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
'`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
'`','D','i','s','k','I','d','`',' ','=',' ','%','i',0};
row = MSI_QueryGetRecord(package->db, query, mi->disk_id);
if (!row)
{
TRACE("Unable to query row\n");
return ERROR_FUNCTION_FAILED;
}
mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
if (!mi->first_volume)
mi->first_volume = strdupW(mi->volume_label);
msiobj_release(&row->hdr);
return ERROR_SUCCESS;
}
static INT_PTR cabinet_partial_file(FDINOTIFICATIONTYPE fdint,
PFDINOTIFICATION pfdin)
{
MSICABDATA *data = pfdin->pv;
data->mi->is_continuous = FALSE;
return 0;
}
static WCHAR *get_cabinet_filename(MSIMEDIAINFO *mi)
{
int len;
WCHAR *ret;
len = strlenW(mi->sourcedir) + strlenW(mi->cabinet) + 1;
if (!(ret = msi_alloc(len * sizeof(WCHAR)))) return NULL;
strcpyW(ret, mi->sourcedir);
strcatW(ret, mi->cabinet);
return ret;
}
static INT_PTR cabinet_next_cabinet(FDINOTIFICATIONTYPE fdint,
PFDINOTIFICATION pfdin)
{
MSICABDATA *data = pfdin->pv;
MSIMEDIAINFO *mi = data->mi;
LPWSTR cabinet_file = NULL, cab = strdupAtoW(pfdin->psz1);
INT_PTR res = -1;
UINT rc;
msi_free(mi->disk_prompt);
msi_free(mi->cabinet);
msi_free(mi->volume_label);
mi->disk_prompt = NULL;
mi->cabinet = NULL;
mi->volume_label = NULL;
mi->disk_id++;
mi->is_continuous = TRUE;
rc = msi_media_get_disk_info(data->package, mi);
if (rc != ERROR_SUCCESS)
{
ERR("Failed to get next cabinet information: %d\n", rc);
goto done;
}
if (strcmpiW( mi->cabinet, cab ))
{
ERR("Continuous cabinet does not match the next cabinet in the Media table\n");
goto done;
}
if (!(cabinet_file = get_cabinet_filename(mi)))
goto done;
TRACE("Searching for %s\n", debugstr_w(cabinet_file));
res = 0;
if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
{
if (msi_change_media(data->package, mi) != ERROR_SUCCESS)
res = -1;
}
done:
msi_free(cab);
msi_free(cabinet_file);
return res;
}
static INT_PTR cabinet_next_cabinet_stream( FDINOTIFICATIONTYPE fdint,
PFDINOTIFICATION pfdin )
{
MSICABDATA *data = pfdin->pv;
MSIMEDIAINFO *mi = data->mi;
UINT rc;
msi_free( mi->disk_prompt );
msi_free( mi->cabinet );
msi_free( mi->volume_label );
mi->disk_prompt = NULL;
mi->cabinet = NULL;
mi->volume_label = NULL;
mi->disk_id++;
mi->is_continuous = TRUE;
rc = msi_media_get_disk_info( data->package, mi );
if (rc != ERROR_SUCCESS)
{
ERR("Failed to get next cabinet information: %u\n", rc);
return -1;
}
msi_free( cab_stream.name );
cab_stream.name = encode_streamname( FALSE, mi->cabinet + 1 );
if (!cab_stream.name)
return -1;
TRACE("next cabinet is %s\n", debugstr_w(mi->cabinet));
return 0;
}
static INT_PTR cabinet_copy_file(FDINOTIFICATIONTYPE fdint,
PFDINOTIFICATION pfdin)
{
MSICABDATA *data = pfdin->pv;
HANDLE handle = 0;
LPWSTR path = NULL;
DWORD attrs;
data->curfile = strdupAtoW(pfdin->psz1);
if (!data->cb(data->package, data->curfile, MSICABEXTRACT_BEGINEXTRACT, &path,
&attrs, data->user))
{
/* We're not extracting this file, so free the filename. */
msi_free(data->curfile);
data->curfile = NULL;
goto done;
}
TRACE("extracting %s\n", debugstr_w(path));
attrs = attrs & (FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
if (!attrs) attrs = FILE_ATTRIBUTE_NORMAL;
handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0,
NULL, CREATE_ALWAYS, attrs, NULL);
if (handle == INVALID_HANDLE_VALUE)
{
DWORD err = GetLastError();
DWORD attrs2 = GetFileAttributesW(path);
if (attrs2 == INVALID_FILE_ATTRIBUTES)
{
ERR("failed to create %s (error %d)\n", debugstr_w(path), err);
goto done;
}
else if (err == ERROR_ACCESS_DENIED && (attrs2 & FILE_ATTRIBUTE_READONLY))
{
TRACE("removing read-only attribute on %s\n", debugstr_w(path));
SetFileAttributesW( path, attrs2 & ~FILE_ATTRIBUTE_READONLY );
handle = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs2, NULL);
if (handle != INVALID_HANDLE_VALUE) goto done;
err = GetLastError();
}
if (err == ERROR_SHARING_VIOLATION || err == ERROR_USER_MAPPED_FILE)
{
WCHAR tmpfileW[MAX_PATH], *tmppathW, *p;
DWORD len;
TRACE("file in use, scheduling rename operation\n");
GetTempFileNameW(szBackSlash, szMsi, 0, tmpfileW);
len = strlenW(path) + strlenW(tmpfileW) + 1;
if (!(tmppathW = msi_alloc(len * sizeof(WCHAR))))
return ERROR_OUTOFMEMORY;
strcpyW(tmppathW, path);
if ((p = strrchrW(tmppathW, '\\'))) *p = 0;
strcatW(tmppathW, tmpfileW);
handle = CreateFileW(tmppathW, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, attrs, NULL);
if (handle != INVALID_HANDLE_VALUE &&
MoveFileExW(path, NULL, MOVEFILE_DELAY_UNTIL_REBOOT) &&
MoveFileExW(tmppathW, path, MOVEFILE_DELAY_UNTIL_REBOOT))
{
data->package->need_reboot = 1;
}
else
WARN("failed to schedule rename operation %s (error %d)\n", debugstr_w(path), GetLastError());
msi_free(tmppathW);
}
else
WARN("failed to create %s (error %d)\n", debugstr_w(path), err);
}
done:
msi_free(path);
return (INT_PTR)handle;
}
static INT_PTR cabinet_close_file_info(FDINOTIFICATIONTYPE fdint,
PFDINOTIFICATION pfdin)
{
MSICABDATA *data = pfdin->pv;
FILETIME ft;
FILETIME ftLocal;
HANDLE handle = (HANDLE)pfdin->hf;
data->mi->is_continuous = FALSE;
if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
return -1;
if (!LocalFileTimeToFileTime(&ft, &ftLocal))
return -1;
if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
return -1;
CloseHandle(handle);
data->cb(data->package, data->curfile, MSICABEXTRACT_FILEEXTRACTED, NULL, NULL,
data->user);
msi_free(data->curfile);
data->curfile = NULL;
return 1;
}
static INT_PTR CDECL cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
{
switch (fdint)
{
case fdintPARTIAL_FILE:
return cabinet_partial_file(fdint, pfdin);
case fdintNEXT_CABINET:
return cabinet_next_cabinet(fdint, pfdin);
case fdintCOPY_FILE:
return cabinet_copy_file(fdint, pfdin);
case fdintCLOSE_FILE_INFO:
return cabinet_close_file_info(fdint, pfdin);
default:
return 0;
}
}
static INT_PTR CDECL cabinet_notify_stream( FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin )
{
switch (fdint)
{
case fdintPARTIAL_FILE:
return cabinet_partial_file( fdint, pfdin );
case fdintNEXT_CABINET:
return cabinet_next_cabinet_stream( fdint, pfdin );
case fdintCOPY_FILE:
return cabinet_copy_file( fdint, pfdin );
case fdintCLOSE_FILE_INFO:
return cabinet_close_file_info( fdint, pfdin );
case fdintCABINET_INFO:
return 0;
default:
ERR("Unexpected notification %d\n", fdint);
return 0;
}
}
static BOOL extract_cabinet( MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data )
{
LPSTR cabinet, cab_path = NULL;
HFDI hfdi;
ERF erf;
BOOL ret = FALSE;
TRACE("Extracting %s\n", debugstr_w(mi->cabinet));
hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open, cabinet_read,
cabinet_write, cabinet_close, cabinet_seek, 0, &erf );
if (!hfdi)
{
ERR("FDICreate failed\n");
return FALSE;
}
cabinet = strdupWtoA( mi->cabinet );
if (!cabinet)
goto done;
cab_path = strdupWtoA( mi->sourcedir );
if (!cab_path)
goto done;
ret = FDICopy( hfdi, cabinet, cab_path, 0, cabinet_notify, NULL, data );
if (!ret)
ERR("FDICopy failed\n");
done:
FDIDestroy( hfdi );
msi_free(cabinet );
msi_free( cab_path );
if (ret)
mi->is_extracted = TRUE;
return ret;
}
static BOOL extract_cabinet_stream( MSIPACKAGE *package, MSIMEDIAINFO *mi, LPVOID data )
{
static char filename[] = {'<','S','T','R','E','A','M','>',0};
HFDI hfdi;
ERF erf;
BOOL ret = FALSE;
TRACE("Extracting %s\n", debugstr_w(mi->cabinet));
hfdi = FDICreate( cabinet_alloc, cabinet_free, cabinet_open_stream, cabinet_read_stream,
cabinet_write, cabinet_close_stream, cabinet_seek_stream, 0, &erf );
if (!hfdi)
{
ERR("FDICreate failed\n");
return FALSE;
}
cab_stream.db = package->db;
cab_stream.name = encode_streamname( FALSE, mi->cabinet + 1 );
if (!cab_stream.name)
goto done;
ret = FDICopy( hfdi, filename, NULL, 0, cabinet_notify_stream, NULL, data );
if (!ret)
ERR("FDICopy failed\n");
done:
FDIDestroy( hfdi );
msi_free( cab_stream.name );
if (ret)
mi->is_extracted = TRUE;
return ret;
}
/***********************************************************************
* msi_cabextract
*
* Extract files from a cabinet file or stream.
*/
BOOL msi_cabextract(MSIPACKAGE* package, MSIMEDIAINFO *mi, LPVOID data)
{
if (mi->cabinet[0] == '#')
{
return extract_cabinet_stream( package, mi, data );
}
return extract_cabinet( package, mi, data );
}
void msi_free_media_info(MSIMEDIAINFO *mi)
{
msi_free(mi->disk_prompt);
msi_free(mi->cabinet);
msi_free(mi->volume_label);
msi_free(mi->first_volume);
msi_free(mi);
}
static UINT get_drive_type(const WCHAR *path)
{
WCHAR root[MAX_PATH + 1];
strcpyW(root, path);
PathStripToRootW(root);
PathAddBackslashW(root);
return GetDriveTypeW(root);
}
UINT msi_load_media_info(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi)
{
MSIRECORD *row;
LPWSTR source_dir;
LPWSTR source;
DWORD options;
static const WCHAR query[] = {
'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
'`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
'`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ','>','=',' ','%','i',
' ','O','R','D','E','R',' ','B','Y',' ','`','D','i','s','k','I','d','`',0};
row = MSI_QueryGetRecord(package->db, query, file->Sequence);
if (!row)
{
TRACE("Unable to query row\n");
return ERROR_FUNCTION_FAILED;
}
mi->is_extracted = FALSE;
mi->disk_id = MSI_RecordGetInteger(row, 1);
mi->last_sequence = MSI_RecordGetInteger(row, 2);
msi_free(mi->disk_prompt);
mi->disk_prompt = strdupW(MSI_RecordGetString(row, 3));
msi_free(mi->cabinet);
mi->cabinet = strdupW(MSI_RecordGetString(row, 4));
msi_free(mi->volume_label);
mi->volume_label = strdupW(MSI_RecordGetString(row, 5));
msiobj_release(&row->hdr);
if (!mi->first_volume)
mi->first_volume = strdupW(mi->volume_label);
msi_set_sourcedir_props(package, FALSE);
source_dir = msi_dup_property(package->db, cszSourceDir);
lstrcpyW(mi->sourcedir, source_dir);
mi->type = get_drive_type(source_dir);
options = MSICODE_PRODUCT;
if (mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE)
{
source = source_dir;
options |= MSISOURCETYPE_MEDIA;
}
else if (package->BaseURL && UrlIsW(package->BaseURL, URLIS_URL))
{
source = package->BaseURL;
options |= MSISOURCETYPE_URL;
}
else
{
source = mi->sourcedir;
options |= MSISOURCETYPE_NETWORK;
}
msi_package_add_media_disk(package, package->Context,
MSICODE_PRODUCT, mi->disk_id,
mi->volume_label, mi->disk_prompt);
msi_package_add_info(package, package->Context,
options, INSTALLPROPERTY_LASTUSEDSOURCEW, source);
msi_free(source_dir);
return ERROR_SUCCESS;
}
/* FIXME: search URL sources as well */
static UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi)
{
WCHAR source[MAX_PATH];
WCHAR volume[MAX_PATH];
WCHAR prompt[MAX_PATH];
DWORD volumesz, promptsz;
DWORD index, size, id;
WCHAR last_type[2];
UINT r;
size = 2;
r = MsiSourceListGetInfoW(package->ProductCode, NULL,
package->Context, MSICODE_PRODUCT,
INSTALLPROPERTY_LASTUSEDTYPEW, last_type, &size);
if (r != ERROR_SUCCESS)
return r;
size = MAX_PATH;
r = MsiSourceListGetInfoW(package->ProductCode, NULL,
package->Context, MSICODE_PRODUCT,
INSTALLPROPERTY_LASTUSEDSOURCEW, source, &size);
if (r != ERROR_SUCCESS)
return r;
index = 0;
volumesz = MAX_PATH;
promptsz = MAX_PATH;
if (last_type[0] == 'n')
{
while (MsiSourceListEnumSourcesW(package->ProductCode, NULL,
package->Context,
MSISOURCETYPE_NETWORK, index++,
volume, &volumesz) == ERROR_SUCCESS)
{
if (!strncmpiW(source, volume, strlenW(source)))
{
lstrcpyW(mi->sourcedir, source);
TRACE("Found network source %s\n", debugstr_w(mi->sourcedir));
return ERROR_SUCCESS;
}
}
}
index = 0;
volumesz = MAX_PATH;
promptsz = MAX_PATH;
while (MsiSourceListEnumMediaDisksW(package->ProductCode, NULL,
package->Context,
MSICODE_PRODUCT, index++, &id,
volume, &volumesz, prompt, &promptsz) == ERROR_SUCCESS)
{
mi->disk_id = id;
mi->volume_label = msi_realloc(mi->volume_label, ++volumesz * sizeof(WCHAR));
lstrcpyW(mi->volume_label, volume);
mi->disk_prompt = msi_realloc(mi->disk_prompt, ++promptsz * sizeof(WCHAR));
lstrcpyW(mi->disk_prompt, prompt);
if (source_matches_volume(mi, source))
{
/* FIXME: what about SourceDir */
lstrcpyW(mi->sourcedir, source);
TRACE("Found disk source %s\n", debugstr_w(mi->sourcedir));
return ERROR_SUCCESS;
}
}
return ERROR_FUNCTION_FAILED;
}
UINT ready_media(MSIPACKAGE *package, MSIFILE *file, MSIMEDIAINFO *mi)
{
UINT rc = ERROR_SUCCESS;
WCHAR *cabinet_file;
/* media info for continuous cabinet is already loaded */
if (mi->is_continuous)
return ERROR_SUCCESS;
/* cabinet is internal, no checks needed */
if (!mi->cabinet || mi->cabinet[0] == '#')
return ERROR_SUCCESS;
cabinet_file = get_cabinet_filename(mi);
/* package should be downloaded */
if (file->IsCompressed &&
GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES &&
package->BaseURL && UrlIsW(package->BaseURL, URLIS_URL))
{
WCHAR temppath[MAX_PATH], *p;
rc = msi_download_file(cabinet_file, temppath);
if (rc != ERROR_SUCCESS)
{
ERR("Failed to download %s (%u)\n", debugstr_w(cabinet_file), rc);
msi_free(cabinet_file);
return rc;
}
if ((p = strrchrW(temppath, '\\'))) *p = 0;
strcpyW(mi->sourcedir, temppath);
msi_free(mi->cabinet);
mi->cabinet = strdupW(p + 1);
msi_free(cabinet_file);
return ERROR_SUCCESS;
}
/* check volume matches, change media if not */
if (mi->volume_label && mi->disk_id > 1 &&
strcmpW( mi->first_volume, mi->volume_label ))
{
LPWSTR source = msi_dup_property(package->db, cszSourceDir);
BOOL matches;
matches = source_matches_volume(mi, source);
msi_free(source);
if ((mi->type == DRIVE_CDROM || mi->type == DRIVE_REMOVABLE) && !matches)
{
rc = msi_change_media(package, mi);
if (rc != ERROR_SUCCESS)
{
msi_free(cabinet_file);
return rc;
}
}
}
if (file->IsCompressed &&
GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
{
rc = find_published_source(package, mi);
if (rc != ERROR_SUCCESS)
{
ERR("Cabinet not found: %s\n", debugstr_w(cabinet_file));
msi_free(cabinet_file);
return ERROR_INSTALL_FAILURE;
}
}
msi_free(cabinet_file);
return ERROR_SUCCESS;
}
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