730 lines
18 KiB
C
730 lines
18 KiB
C
/*
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* Implementation of the Microsoft Installer (msi.dll)
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*
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* Copyright 2005 Mike McCormack for CodeWeavers
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* Copyright 2005 Aric Stewart for CodeWeavers
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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http://msdn.microsoft.com/library/default.asp?url=/library/en-us/msi/setup/msiformatrecord.asp
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#define COBJMACROS
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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 "wine/debug.h"
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#include "msi.h"
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#include "msipriv.h"
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#include "winnls.h"
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#include "wine/unicode.h"
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#include "action.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msi);
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static DWORD deformat_string_internal(MSIPACKAGE *package, LPCWSTR ptr,
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WCHAR** data, DWORD len, MSIRECORD* record,
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BOOL* in_group);
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static LPWSTR build_default_format(MSIRECORD* record)
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{
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int i;
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int count;
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LPWSTR rc;
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static const WCHAR fmt[] = {'%','i',':',' ','[','%','i',']',' ',0};
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WCHAR buf[11];
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count = MSI_RecordGetFieldCount(record);
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rc = msi_alloc((11*count)*sizeof(WCHAR));
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rc[0] = 0;
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for (i = 1; i <= count; i++)
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{
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sprintfW(buf,fmt,i,i);
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strcatW(rc,buf);
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}
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return rc;
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}
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static const WCHAR* scanW(LPCWSTR buf, WCHAR token, DWORD len)
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{
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DWORD i;
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for (i = 0; i < len; i++)
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if (buf[i] == token)
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return &buf[i];
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return NULL;
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}
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/* break out helper functions for deformating */
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static LPWSTR deformat_component(MSIPACKAGE* package, LPCWSTR key, DWORD* sz)
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{
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LPWSTR value = NULL;
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MSICOMPONENT *comp;
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*sz = 0;
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if (!package)
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return NULL;
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FIXME("component key %s\n", debugstr_w(key));
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comp = get_loaded_component(package,key);
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if (comp)
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{
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value = resolve_folder(package, comp->Directory, FALSE, FALSE, NULL);
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*sz = (strlenW(value)) * sizeof(WCHAR);
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}
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return value;
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}
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static LPWSTR deformat_file(MSIPACKAGE* package, LPCWSTR key, DWORD* sz,
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BOOL shortname)
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{
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LPWSTR value = NULL;
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MSIFILE *file;
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*sz = 0;
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if (!package)
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return NULL;
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file = get_loaded_file( package, key );
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if (file)
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{
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if (!shortname)
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{
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value = strdupW( file->TargetPath );
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*sz = (strlenW(value)) * sizeof(WCHAR);
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}
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else
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{
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DWORD size = 0;
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size = GetShortPathNameW( file->TargetPath, NULL, 0 );
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if (size > 0)
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{
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*sz = (size-1) * sizeof (WCHAR);
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size ++;
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value = msi_alloc(size * sizeof(WCHAR));
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GetShortPathNameW( file->TargetPath, value, size );
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}
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else
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{
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ERR("Unable to get ShortPath size (%s)\n",
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debugstr_w( file->TargetPath) );
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value = NULL;
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*sz = 0;
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}
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}
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}
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return value;
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}
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static LPWSTR deformat_environment(MSIPACKAGE* package, LPCWSTR key,
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DWORD* chunk)
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{
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LPWSTR value = NULL;
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DWORD sz;
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sz = GetEnvironmentVariableW(key,NULL,0);
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if (sz > 0)
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{
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sz++;
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value = msi_alloc(sz * sizeof(WCHAR));
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GetEnvironmentVariableW(key,value,sz);
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*chunk = (strlenW(value)) * sizeof(WCHAR);
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}
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else
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{
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ERR("Unknown environment variable %s\n", debugstr_w(key));
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*chunk = 0;
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value = NULL;
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}
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return value;
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}
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static LPWSTR deformat_NULL(DWORD* chunk)
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{
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LPWSTR value;
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value = msi_alloc(sizeof(WCHAR)*2);
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value[0] = 0;
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*chunk = sizeof(WCHAR);
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return value;
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}
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static LPWSTR deformat_escape(LPCWSTR key, DWORD* chunk)
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{
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LPWSTR value;
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value = msi_alloc(sizeof(WCHAR)*2);
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value[0] = key[0];
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*chunk = sizeof(WCHAR);
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return value;
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}
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static BOOL is_key_number(LPCWSTR key)
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{
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INT index = 0;
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if (key[0] == 0)
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return FALSE;
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while (isdigitW(key[index])) index++;
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if (key[index] == 0)
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return TRUE;
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else
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return FALSE;
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}
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static LPWSTR deformat_index(MSIRECORD* record, LPCWSTR key, DWORD* chunk )
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{
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INT index;
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LPWSTR value;
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index = atoiW(key);
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TRACE("record index %i\n",index);
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value = msi_dup_record_field(record,index);
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if (value)
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*chunk = strlenW(value) * sizeof(WCHAR);
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else
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{
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value = NULL;
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*chunk = 0;
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}
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return value;
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}
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static LPWSTR deformat_property(MSIPACKAGE* package, LPCWSTR key, DWORD* chunk)
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{
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LPWSTR value;
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if (!package)
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return NULL;
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value = msi_dup_property( package, key );
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if (value)
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*chunk = (strlenW(value)) * sizeof(WCHAR);
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return value;
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}
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/*
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* Groups cannot be nested. They are just treated as from { to next }
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*/
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static BOOL find_next_group(LPCWSTR source, DWORD len_remaining,
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LPWSTR *group, LPCWSTR *mark,
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LPCWSTR* mark2)
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{
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int i;
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BOOL found = FALSE;
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*mark = scanW(source,'{',len_remaining);
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if (!*mark)
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return FALSE;
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for (i = 1; (*mark - source) + i < len_remaining; i++)
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{
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if ((*mark)[i] == '}')
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{
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found = TRUE;
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break;
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}
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}
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if (! found)
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return FALSE;
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*mark2 = &(*mark)[i];
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i = *mark2 - *mark;
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*group = msi_alloc(i*sizeof(WCHAR));
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i -= 1;
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memcpy(*group,&(*mark)[1],i*sizeof(WCHAR));
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(*group)[i] = 0;
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TRACE("Found group %s\n",debugstr_w(*group));
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return TRUE;
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}
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static BOOL find_next_outermost_key(LPCWSTR source, DWORD len_remaining,
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LPWSTR *key, LPCWSTR *mark, LPCWSTR* mark2,
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BOOL *nested)
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{
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INT count = 0;
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INT total_count = 0;
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int i;
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*mark = scanW(source,'[',len_remaining);
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if (!*mark)
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return FALSE;
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count = 1;
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total_count = 1;
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*nested = FALSE;
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for (i = 1; (*mark - source) + i < len_remaining && count > 0; i++)
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{
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if ((*mark)[i] == '[' && (*mark)[i-1] != '\\')
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{
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count ++;
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total_count ++;
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*nested = TRUE;
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}
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else if ((*mark)[i] == ']' && (*mark)[i-1] != '\\')
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{
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count --;
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}
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}
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if (count > 0)
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return FALSE;
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*mark2 = &(*mark)[i-1];
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i = *mark2 - *mark;
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*key = msi_alloc(i*sizeof(WCHAR));
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/* do not have the [] in the key */
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i -= 1;
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memcpy(*key,&(*mark)[1],i*sizeof(WCHAR));
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(*key)[i] = 0;
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TRACE("Found Key %s\n",debugstr_w(*key));
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return TRUE;
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}
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static LPWSTR deformat_group(MSIPACKAGE* package, LPWSTR group, DWORD len,
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MSIRECORD* record, DWORD* size)
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{
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LPWSTR value = NULL;
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LPCWSTR mark, mark2;
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LPWSTR key;
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BOOL nested;
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INT failcount;
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static const WCHAR fmt[] = {'{','%','s','}',0};
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UINT sz;
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if (!group || group[0] == 0)
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{
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*size = 0;
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return NULL;
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}
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/* if no [] then group is returned as is */
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if (!find_next_outermost_key(group, len, &key, &mark, &mark2, &nested))
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{
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*size = (len+2)*sizeof(WCHAR);
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value = msi_alloc(*size);
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sprintfW(value,fmt,group);
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/* do not return size of the null at the end */
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*size = (len+1)*sizeof(WCHAR);
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return value;
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}
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msi_free(key);
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failcount = 0;
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sz = deformat_string_internal(package, group, &value, strlenW(group),
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record, &failcount);
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if (failcount==0)
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{
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*size = sz * sizeof(WCHAR);
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return value;
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}
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else if (failcount < 0)
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{
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LPWSTR v2;
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v2 = msi_alloc((sz+2)*sizeof(WCHAR));
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v2[0] = '{';
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memcpy(&v2[1],value,sz*sizeof(WCHAR));
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v2[sz+1]='}';
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msi_free(value);
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*size = (sz+2)*sizeof(WCHAR);
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return v2;
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}
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else
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{
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msi_free(value);
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*size = 0;
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return NULL;
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}
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}
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/*
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* len is in WCHARs
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* return is also in WCHARs
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*/
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static DWORD deformat_string_internal(MSIPACKAGE *package, LPCWSTR ptr,
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WCHAR** data, DWORD len, MSIRECORD* record,
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INT* failcount)
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{
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LPCWSTR mark = NULL;
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LPCWSTR mark2 = NULL;
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DWORD size=0;
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DWORD chunk=0;
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LPWSTR key;
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LPWSTR value = NULL;
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DWORD sz;
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LPBYTE newdata = NULL;
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const WCHAR* progress = NULL;
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BOOL nested;
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if (ptr==NULL)
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{
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TRACE("Deformatting NULL string\n");
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*data = NULL;
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return 0;
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}
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TRACE("Starting with %s\n",debugstr_wn(ptr,len));
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/* scan for special characters... fast exit */
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if ((!scanW(ptr,'[',len) || (scanW(ptr,'[',len) && !scanW(ptr,']',len))) &&
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(scanW(ptr,'{',len) && !scanW(ptr,'}',len)))
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{
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/* not formatted */
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*data = msi_alloc((len*sizeof(WCHAR)));
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memcpy(*data,ptr,len*sizeof(WCHAR));
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TRACE("Returning %s\n",debugstr_wn(*data,len));
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return len;
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}
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progress = ptr;
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while (progress - ptr < len)
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{
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/* seek out first group if existing */
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if (find_next_group(progress, len - (progress - ptr), &key,
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&mark, &mark2))
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{
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value = deformat_group(package, key, strlenW(key)+1, record,
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&chunk);
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msi_free( key );
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key = NULL;
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nested = FALSE;
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}
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/* formatted string located */
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else if (!find_next_outermost_key(progress, len - (progress - ptr),
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&key, &mark, &mark2, &nested))
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{
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LPBYTE nd2;
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TRACE("after value %s\n", debugstr_wn((LPWSTR)newdata,
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size/sizeof(WCHAR)));
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chunk = (len - (progress - ptr)) * sizeof(WCHAR);
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TRACE("after chunk is %li + %li\n",size,chunk);
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if (size)
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nd2 = msi_realloc(newdata,(size+chunk));
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else
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nd2 = msi_alloc(chunk);
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newdata = nd2;
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memcpy(&newdata[size],progress,chunk);
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size+=chunk;
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break;
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}
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if (mark != progress)
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{
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LPBYTE tgt;
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DWORD old_size = size;
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INT cnt = (mark - progress);
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TRACE("%i (%i) characters before marker\n",cnt,(mark-progress));
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size += cnt * sizeof(WCHAR);
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if (!old_size)
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tgt = msi_alloc(size);
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else
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tgt = msi_realloc(newdata,size);
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newdata = tgt;
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memcpy(&newdata[old_size],progress,(cnt * sizeof(WCHAR)));
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}
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progress = mark;
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if (nested)
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{
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TRACE("Nested key... %s\n",debugstr_w(key));
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deformat_string_internal(package, key, &value, strlenW(key)+1,
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record, failcount);
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msi_free(key);
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key = value;
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}
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TRACE("Current %s .. %s\n",debugstr_wn((LPWSTR)newdata,
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size/sizeof(WCHAR)),debugstr_w(key));
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if (!package)
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{
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/* only deformat number indexs */
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if (key && is_key_number(key))
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{
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value = deformat_index(record,key,&chunk);
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if (!chunk && failcount && *failcount >= 0)
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(*failcount)++;
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}
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else
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{
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if (failcount)
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*failcount = -1;
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if(key)
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{
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DWORD keylen = strlenW(key);
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chunk = (keylen + 2)*sizeof(WCHAR);
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value = msi_alloc(chunk);
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value[0] = '[';
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memcpy(&value[1],key,keylen*sizeof(WCHAR));
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value[1+keylen] = ']';
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}
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}
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}
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else
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{
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sz = 0;
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if (key) switch (key[0])
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{
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case '~':
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value = deformat_NULL(&chunk);
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break;
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case '$':
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value = deformat_component(package,&key[1],&chunk);
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break;
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case '#':
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value = deformat_file(package,&key[1], &chunk, FALSE);
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break;
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case '!': /* should be short path */
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value = deformat_file(package,&key[1], &chunk, TRUE);
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break;
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case '\\':
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value = deformat_escape(&key[1],&chunk);
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break;
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case '%':
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value = deformat_environment(package,&key[1],&chunk);
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break;
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default:
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/* index keys cannot be nested */
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if (is_key_number(key))
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if (!nested)
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value = deformat_index(record,key,&chunk);
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else
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{
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static const WCHAR fmt[] = {'[','%','s',']',0};
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value = msi_alloc(10);
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sprintfW(value,fmt,key);
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chunk = strlenW(value)*sizeof(WCHAR);
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}
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else
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value = deformat_property(package,key,&chunk);
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break;
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}
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}
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msi_free(key);
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if (value!=NULL)
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{
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LPBYTE nd2;
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TRACE("value %s, chunk %li size %li\n",debugstr_w((LPWSTR)value),
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chunk, size);
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if (size)
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nd2= msi_realloc(newdata,(size + chunk));
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else
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nd2= msi_alloc(chunk);
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newdata = nd2;
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memcpy(&newdata[size],value,chunk);
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size+=chunk;
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msi_free(value);
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}
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else if (failcount && *failcount >=0 )
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(*failcount)++;
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progress = mark2+1;
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}
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TRACE("after everything %s\n",debugstr_wn((LPWSTR)newdata,
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size/sizeof(WCHAR)));
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*data = (LPWSTR)newdata;
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return size / sizeof(WCHAR);
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}
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UINT MSI_FormatRecordW( MSIPACKAGE* package, MSIRECORD* record, LPWSTR buffer,
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DWORD *size )
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{
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LPWSTR deformated;
|
|
LPWSTR rec;
|
|
DWORD len;
|
|
UINT rc = ERROR_INVALID_PARAMETER;
|
|
|
|
TRACE("%p %p %p %li\n",package, record ,buffer, *size);
|
|
|
|
rec = msi_dup_record_field(record,0);
|
|
if (!rec)
|
|
rec = build_default_format(record);
|
|
|
|
TRACE("(%s)\n",debugstr_w(rec));
|
|
|
|
len = deformat_string_internal(package,rec,&deformated,strlenW(rec),
|
|
record, NULL);
|
|
|
|
if (buffer)
|
|
{
|
|
if (*size>len)
|
|
{
|
|
memcpy(buffer,deformated,len*sizeof(WCHAR));
|
|
rc = ERROR_SUCCESS;
|
|
buffer[len] = 0;
|
|
}
|
|
else
|
|
{
|
|
if (*size > 0)
|
|
{
|
|
memcpy(buffer,deformated,(*size)*sizeof(WCHAR));
|
|
buffer[(*size)-1] = 0;
|
|
}
|
|
rc = ERROR_MORE_DATA;
|
|
}
|
|
}
|
|
else
|
|
rc = ERROR_SUCCESS;
|
|
|
|
*size = len;
|
|
|
|
msi_free(rec);
|
|
msi_free(deformated);
|
|
return rc;
|
|
}
|
|
|
|
UINT MSI_FormatRecordA( MSIPACKAGE* package, MSIRECORD* record, LPSTR buffer,
|
|
DWORD *size )
|
|
{
|
|
LPWSTR deformated;
|
|
LPWSTR rec;
|
|
DWORD len,lenA;
|
|
UINT rc = ERROR_INVALID_PARAMETER;
|
|
|
|
TRACE("%p %p %p %li\n",package, record ,buffer, *size);
|
|
|
|
rec = msi_dup_record_field(record,0);
|
|
if (!rec)
|
|
rec = build_default_format(record);
|
|
|
|
TRACE("(%s)\n",debugstr_w(rec));
|
|
|
|
len = deformat_string_internal(package,rec,&deformated,strlenW(rec),
|
|
record, NULL);
|
|
lenA = WideCharToMultiByte(CP_ACP,0,deformated,len,NULL,0,NULL,NULL);
|
|
|
|
if (buffer)
|
|
{
|
|
WideCharToMultiByte(CP_ACP,0,deformated,len,buffer,*size,NULL, NULL);
|
|
if (*size>lenA)
|
|
{
|
|
rc = ERROR_SUCCESS;
|
|
buffer[lenA] = 0;
|
|
}
|
|
else
|
|
{
|
|
rc = ERROR_MORE_DATA;
|
|
buffer[(*size)-1] = 0;
|
|
}
|
|
}
|
|
else
|
|
rc = ERROR_SUCCESS;
|
|
|
|
*size = lenA;
|
|
|
|
msi_free(rec);
|
|
msi_free(deformated);
|
|
return rc;
|
|
}
|
|
|
|
|
|
UINT WINAPI MsiFormatRecordW( MSIHANDLE hInstall, MSIHANDLE hRecord,
|
|
LPWSTR szResult, DWORD *sz )
|
|
{
|
|
UINT r = ERROR_INVALID_HANDLE;
|
|
MSIPACKAGE *package;
|
|
MSIRECORD *record;
|
|
|
|
TRACE("%ld %ld %p %p\n", hInstall, hRecord, szResult, sz);
|
|
|
|
record = msihandle2msiinfo( hRecord, MSIHANDLETYPE_RECORD );
|
|
|
|
if (!record)
|
|
return ERROR_INVALID_HANDLE;
|
|
if (!sz)
|
|
{
|
|
msiobj_release( &record->hdr );
|
|
if (szResult)
|
|
return ERROR_INVALID_PARAMETER;
|
|
else
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
|
|
|
|
r = MSI_FormatRecordW( package, record, szResult, sz );
|
|
msiobj_release( &record->hdr );
|
|
if (package)
|
|
msiobj_release( &package->hdr );
|
|
return r;
|
|
}
|
|
|
|
UINT WINAPI MsiFormatRecordA( MSIHANDLE hInstall, MSIHANDLE hRecord,
|
|
LPSTR szResult, DWORD *sz )
|
|
{
|
|
UINT r = ERROR_INVALID_HANDLE;
|
|
MSIPACKAGE *package = NULL;
|
|
MSIRECORD *record = NULL;
|
|
|
|
TRACE("%ld %ld %p %p\n", hInstall, hRecord, szResult, sz);
|
|
|
|
record = msihandle2msiinfo( hRecord, MSIHANDLETYPE_RECORD );
|
|
|
|
if (!record)
|
|
return ERROR_INVALID_HANDLE;
|
|
if (!sz)
|
|
{
|
|
msiobj_release( &record->hdr );
|
|
if (szResult)
|
|
return ERROR_INVALID_PARAMETER;
|
|
else
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
package = msihandle2msiinfo( hInstall, MSIHANDLETYPE_PACKAGE );
|
|
|
|
r = MSI_FormatRecordA( package, record, szResult, sz );
|
|
msiobj_release( &record->hdr );
|
|
if (package)
|
|
msiobj_release( &package->hdr );
|
|
return r;
|
|
}
|