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/*
* 16-bit resource functions
*
* Copyright 1993 Robert J. Amstadt
* Copyright 1997 Alex Korobka
* Copyright 1998 Ulrich Weigand
* Copyright 1995, 2003 Alexandre Julliard
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "windef.h"
#include "winbase.h"
#include "wownt32.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "wine/unicode.h"
#include "kernel16_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(resource);
/* handle conversions */
#define HRSRC_32(h16) ((HRSRC)(ULONG_PTR)(h16))
#define HGLOBAL_32(h16) ((HGLOBAL)(ULONG_PTR)(h16))
static inline NE_MODULE *get_module( HMODULE16 mod )
{
if (!mod) mod = TASK_GetCurrent()->hModule;
return NE_GetPtr( mod );
}
#define HRSRC_MAP_BLOCKSIZE 16
typedef struct _HRSRC_ELEM
{
HRSRC hRsrc;
WORD type;
} HRSRC_ELEM;
typedef struct _HRSRC_MAP
{
int nAlloc;
int nUsed;
HRSRC_ELEM *elem;
} HRSRC_MAP;
/**********************************************************************
* MapHRsrc32To16
*/
static HRSRC16 MapHRsrc32To16( NE_MODULE *pModule, HRSRC hRsrc32, WORD type )
{
HRSRC_MAP *map = pModule->rsrc32_map;
HRSRC_ELEM *newElem;
int i;
/* On first call, initialize HRSRC map */
if ( !map )
{
if ( !(map = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HRSRC_MAP) ) ) )
{
ERR("Cannot allocate HRSRC map\n" );
return 0;
}
pModule->rsrc32_map = map;
}
/* Check whether HRSRC32 already in map */
for ( i = 0; i < map->nUsed; i++ )
if ( map->elem[i].hRsrc == hRsrc32 )
return (HRSRC16)(i + 1);
/* If no space left, grow table */
if ( map->nUsed == map->nAlloc )
{
if (map->elem)
newElem = HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
map->elem, (map->nAlloc + HRSRC_MAP_BLOCKSIZE) * sizeof(HRSRC_ELEM) );
else
newElem = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
(map->nAlloc + HRSRC_MAP_BLOCKSIZE) * sizeof(HRSRC_ELEM) );
if ( !newElem )
{
ERR("Cannot grow HRSRC map\n" );
return 0;
}
map->elem = newElem;
map->nAlloc += HRSRC_MAP_BLOCKSIZE;
}
/* Add HRSRC32 to table */
map->elem[map->nUsed].hRsrc = hRsrc32;
map->elem[map->nUsed].type = type;
map->nUsed++;
return (HRSRC16)map->nUsed;
}
/**********************************************************************
* MapHRsrc16To32
*/
static HRSRC MapHRsrc16To32( NE_MODULE *pModule, HRSRC16 hRsrc16 )
{
HRSRC_MAP *map = pModule->rsrc32_map;
if ( !map || !hRsrc16 || hRsrc16 > map->nUsed ) return 0;
return map->elem[hRsrc16-1].hRsrc;
}
/**********************************************************************
* MapHRsrc16ToType
*/
static WORD MapHRsrc16ToType( NE_MODULE *pModule, HRSRC16 hRsrc16 )
{
HRSRC_MAP *map = pModule->rsrc32_map;
if ( !map || !hRsrc16 || hRsrc16 > map->nUsed ) return 0;
return map->elem[hRsrc16-1].type;
}
/**********************************************************************
* get_res_name
*
* Convert a resource name from '#xxx' form to numerical id.
*/
static inline LPCSTR get_res_name( LPCSTR name )
{
if (HIWORD(name) && name[0] == '#') name = (LPCSTR)atoi( name + 1 );
return name;
}
/**********************************************************************
* next_typeinfo
*/
static inline NE_TYPEINFO *next_typeinfo( NE_TYPEINFO *info )
{
return (NE_TYPEINFO *)((char*)(info + 1) + info->count * sizeof(NE_NAMEINFO));
}
/**********************************************************************
* get_default_res_handler
*/
static inline FARPROC16 get_default_res_handler(void)
{
static FARPROC16 handler;
if (!handler) handler = GetProcAddress16( GetModuleHandle16("KERNEL"), "DefResourceHandler" );
return handler;
}
/***********************************************************************
* NE_FindNameTableId
*
* Find the type and resource id from their names.
* Return value is MAKELONG( typeId, resId ), or 0 if not found.
*/
static DWORD NE_FindNameTableId( NE_MODULE *pModule, LPCSTR typeId, LPCSTR resId )
{
NE_TYPEINFO *pTypeInfo = (NE_TYPEINFO *)((char *)pModule + pModule->ne_rsrctab + 2);
NE_NAMEINFO *pNameInfo;
HGLOBAL16 handle;
WORD *p;
DWORD ret = 0;
int count;
for (; pTypeInfo->type_id != 0;
pTypeInfo = (NE_TYPEINFO *)((char*)(pTypeInfo+1) +
pTypeInfo->count * sizeof(NE_NAMEINFO)))
{
if (pTypeInfo->type_id != 0x800f) continue;
pNameInfo = (NE_NAMEINFO *)(pTypeInfo + 1);
for (count = pTypeInfo->count; count > 0; count--, pNameInfo++)
{
TRACE("NameTable entry: type=%04x id=%04x\n",
pTypeInfo->type_id, pNameInfo->id );
handle = LoadResource16( pModule->self,
(HRSRC16)((int)pNameInfo - (int)pModule) );
for(p = (WORD*)LockResource16(handle); p && *p; p = (WORD *)((char*)p+*p))
{
TRACE(" type=%04x '%s' id=%04x '%s'\n",
p[1], (char *)(p+3), p[2],
(char *)(p+3)+strlen((char *)(p+3))+1 );
/* Check for correct type */
if (p[1] & 0x8000)
{
if (!HIWORD(typeId)) continue;
if (strcasecmp( typeId, (char *)(p + 3) )) continue;
}
else if (HIWORD(typeId) || (((DWORD)typeId & ~0x8000)!= p[1]))
continue;
/* Now check for the id */
if (p[2] & 0x8000)
{
if (!HIWORD(resId)) continue;
if (strcasecmp( resId, (char*)(p+3)+strlen((char*)(p+3))+1 )) continue;
}
else if (HIWORD(resId) || (((DWORD)resId & ~0x8000) != p[2]))
continue;
/* If we get here, we've found the entry */
TRACE(" Found!\n" );
ret = MAKELONG( p[1], p[2] );
break;
}
FreeResource16( handle );
if (ret) return ret;
}
}
return 0;
}
/***********************************************************************
* NE_FindTypeSection
*
* Find header struct for a particular resource type.
*/
static NE_TYPEINFO *NE_FindTypeSection( LPBYTE pResTab, NE_TYPEINFO *pTypeInfo, LPCSTR typeId )
{
/* start from pTypeInfo */
if (HIWORD(typeId) != 0) /* Named type */
{
LPCSTR str = typeId;
BYTE len = strlen( str );
while (pTypeInfo->type_id)
{
if (!(pTypeInfo->type_id & 0x8000))
{
BYTE *p = pResTab + pTypeInfo->type_id;
if ((*p == len) && !strncasecmp( (char*)p+1, str, len ))
{
TRACE(" Found type '%s'\n", str );
return pTypeInfo;
}
}
TRACE(" Skipping type %04x\n", pTypeInfo->type_id );
pTypeInfo = next_typeinfo(pTypeInfo);
}
}
else /* Numeric type id */
{
WORD id = LOWORD(typeId) | 0x8000;
while (pTypeInfo->type_id)
{
if (pTypeInfo->type_id == id)
{
TRACE(" Found type %04x\n", id );
return pTypeInfo;
}
TRACE(" Skipping type %04x\n", pTypeInfo->type_id );
pTypeInfo = next_typeinfo(pTypeInfo);
}
}
return NULL;
}
/***********************************************************************
* NE_FindResourceFromType
*
* Find a resource once the type info structure has been found.
*/
static NE_NAMEINFO *NE_FindResourceFromType( LPBYTE pResTab, NE_TYPEINFO *pTypeInfo, LPCSTR resId )
{
BYTE *p;
int count;
NE_NAMEINFO *pNameInfo = (NE_NAMEINFO *)(pTypeInfo + 1);
if (HIWORD(resId) != 0) /* Named resource */
{
LPCSTR str = resId;
BYTE len = strlen( str );
for (count = pTypeInfo->count; count > 0; count--, pNameInfo++)
{
if (pNameInfo->id & 0x8000) continue;
p = pResTab + pNameInfo->id;
if ((*p == len) && !strncasecmp( (char*)p+1, str, len ))
return pNameInfo;
}
}
else /* Numeric resource id */
{
WORD id = LOWORD(resId) | 0x8000;
for (count = pTypeInfo->count; count > 0; count--, pNameInfo++)
if (pNameInfo->id == id) return pNameInfo;
}
return NULL;
}
/***********************************************************************
* DefResourceHandler (KERNEL.456)
*
* This is the default LoadProc() function.
*/
HGLOBAL16 WINAPI NE_DefResourceHandler( HGLOBAL16 hMemObj, HMODULE16 hModule,
HRSRC16 hRsrc )
{
HGLOBAL16 handle;
WORD sizeShift;
NE_NAMEINFO* pNameInfo;
NE_MODULE* pModule = NE_GetPtr( hModule );
if (!pModule) return 0;
sizeShift = *(WORD *)((char *)pModule + pModule->ne_rsrctab);
pNameInfo = (NE_NAMEINFO *)((char *)pModule + hRsrc);
if ( hMemObj )
handle = GlobalReAlloc16( hMemObj, pNameInfo->length << sizeShift, 0 );
else
handle = AllocResource16( hModule, hRsrc, 0 );
if (handle)
{
if (!NE_READ_DATA( pModule, GlobalLock16( handle ),
(int)pNameInfo->offset << sizeShift,
(int)pNameInfo->length << sizeShift ))
{
GlobalFree16( handle );
handle = 0;
}
}
return handle;
}
/**********************************************************************
* SetResourceHandler (KERNEL.67)
*/
FARPROC16 WINAPI SetResourceHandler16( HMODULE16 hModule, LPCSTR typeId, FARPROC16 resourceHandler )
{
LPBYTE pResTab;
NE_TYPEINFO *pTypeInfo;
FARPROC16 prevHandler = NULL;
NE_MODULE *pModule = NE_GetPtr( hModule );
if (!pModule || !pModule->ne_rsrctab) return NULL;
pResTab = (LPBYTE)pModule + pModule->ne_rsrctab;
pTypeInfo = (NE_TYPEINFO *)(pResTab + 2);
TRACE("module=%04x type=%s\n", hModule, debugstr_a(typeId) );
for (;;)
{
if (!(pTypeInfo = NE_FindTypeSection( pResTab, pTypeInfo, typeId )))
break;
memcpy_unaligned( &prevHandler, &pTypeInfo->resloader, sizeof(FARPROC16) );
memcpy_unaligned( &pTypeInfo->resloader, &resourceHandler, sizeof(FARPROC16) );
pTypeInfo = next_typeinfo(pTypeInfo);
}
if (!prevHandler) prevHandler = get_default_res_handler();
return prevHandler;
}
static inline DWORD get_dword(LPVOID *p)
{
DWORD ret = *(DWORD*)*p;
*p = (DWORD *)*p + 1;
return ret;
}
static inline void put_dword(LPVOID *p, DWORD d)
{
*(DWORD*)*p = d;
*p = (DWORD *)*p + 1;
}
static inline WORD get_word(LPVOID *p)
{
WORD ret = *(WORD*)*p;
*p = (WORD *)*p + 1;
return ret;
}
static inline void put_word(LPVOID *p, WORD w)
{
*(WORD*)*p = w;
*p = (WORD *)*p + 1;
}
static inline BYTE get_byte(LPVOID *p)
{
BYTE ret = *(BYTE *)*p;
*p = (BYTE *)*p + 1;
return ret;
}
static inline void put_byte(LPVOID *p, BYTE b)
{
*(BYTE *)*p = b;
*p = (BYTE *)*p + 1;
}
/* convert a resource name */
static void convert_name( LPVOID *dst, LPVOID *src )
{
int len;
switch (*((WORD *)*src))
{
case 0x0000:
get_word( src );
put_byte( dst, 0 );
break;
case 0xffff:
get_word( src );
put_byte( dst, 0xff );
put_word( dst, get_word(src) );
break;
default:
len = WideCharToMultiByte( CP_ACP, 0, *src, -1, *dst, 0x7fffffff, NULL,NULL );
*dst = (char *)*dst + len;
*src = (WCHAR *)*src + strlenW( (WCHAR *)*src ) + 1;
break;
}
}
/**********************************************************************
* ConvertDialog32To16 (KERNEL.615)
*/
VOID WINAPI ConvertDialog32To16( LPVOID dialog32, DWORD size, LPVOID dialog16 )
{
WORD nbItems, data, dialogEx;
DWORD style;
style = get_dword( &dialog32 );
put_dword( &dialog16, style );
dialogEx = (style == 0xffff0001); /* DIALOGEX resource */
if (dialogEx)
{
put_dword( &dialog16, get_dword( &dialog32 ) ); /* helpID */
put_dword( &dialog16, get_dword( &dialog32 ) ); /* exStyle */
style = get_dword( &dialog32 );
put_dword( &dialog16, style ); /* style */
}
else
dialog32 = (DWORD *)dialog32 + 1; /* exStyle ignored in 16-bit standard dialog */
nbItems = get_word( &dialog32 );
put_byte( &dialog16, nbItems );
put_word( &dialog16, get_word( &dialog32 ) ); /* x */
put_word( &dialog16, get_word( &dialog32 ) ); /* y */
put_word( &dialog16, get_word( &dialog32 ) ); /* cx */
put_word( &dialog16, get_word( &dialog32 ) ); /* cy */
/* Transfer menu name */
convert_name( &dialog16, &dialog32 );
/* Transfer class name */
convert_name( &dialog16, &dialog32 );
/* Transfer window caption */
WideCharToMultiByte( CP_ACP, 0, dialog32, -1, dialog16, 0x7fffffff, NULL, NULL );
dialog16 = (LPSTR)dialog16 + strlen( (LPSTR)dialog16 ) + 1;
dialog32 = (LPWSTR)dialog32 + strlenW( (LPWSTR)dialog32 ) + 1;
/* Transfer font info */
if (style & DS_SETFONT)
{
put_word( &dialog16, get_word( &dialog32 ) ); /* pointSize */
if (dialogEx)
{
put_word( &dialog16, get_word( &dialog32 ) ); /* weight */
put_word( &dialog16, get_word( &dialog32 ) ); /* italic */
}
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)dialog32, -1, (LPSTR)dialog16, 0x7fffffff, NULL, NULL ); /* faceName */
dialog16 = (LPSTR)dialog16 + strlen( (LPSTR)dialog16 ) + 1;
dialog32 = (LPWSTR)dialog32 + strlenW( (LPWSTR)dialog32 ) + 1;
}
/* Transfer dialog items */
while (nbItems)
{
/* align on DWORD boundary (32-bit only) */
dialog32 = (LPVOID)((((int)dialog32) + 3) & ~3);
if (dialogEx)
{
put_dword( &dialog16, get_dword( &dialog32 ) ); /* helpID */
put_dword( &dialog16, get_dword( &dialog32 ) ); /* exStyle */
put_dword( &dialog16, get_dword( &dialog32 ) ); /* style */
}
else
{
style = get_dword( &dialog32 ); /* save style */
dialog32 = (DWORD *)dialog32 + 1; /* ignore exStyle */
}
put_word( &dialog16, get_word( &dialog32 ) ); /* x */
put_word( &dialog16, get_word( &dialog32 ) ); /* y */
put_word( &dialog16, get_word( &dialog32 ) ); /* cx */
put_word( &dialog16, get_word( &dialog32 ) ); /* cy */
if (dialogEx)
put_dword( &dialog16, get_dword( &dialog32 ) ); /* ID */
else
{
put_word( &dialog16, get_word( &dialog32 ) ); /* ID */
put_dword( &dialog16, style ); /* style from above */
}
/* Transfer class name */
switch (*(WORD *)dialog32)
{
case 0x0000:
get_word( &dialog32 );
put_byte( &dialog16, 0 );
break;
case 0xffff:
get_word( &dialog32 );
put_byte( &dialog16, get_word( &dialog32 ) );
break;
default:
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)dialog32, -1, (LPSTR)dialog16, 0x7fffffff, NULL, NULL );
dialog16 = (LPSTR)dialog16 + strlen( (LPSTR)dialog16 ) + 1;
dialog32 = (LPWSTR)dialog32 + strlenW( (LPWSTR)dialog32 ) + 1;
break;
}
/* Transfer window name */
convert_name( &dialog16, &dialog32 );
/* Transfer data */
data = get_word( &dialog32 );
if (dialogEx)
put_word(&dialog16, data);
else
put_byte(&dialog16,(BYTE)data);
if (data)
{
memcpy( dialog16, dialog32, data );
dialog16 = (BYTE *)dialog16 + data;
dialog32 = (BYTE *)dialog32 + data;
}
/* Next item */
nbItems--;
}
}
/**********************************************************************
* GetDialog32Size (KERNEL.618)
*/
WORD WINAPI GetDialog32Size16( LPVOID dialog32 )
{
LPVOID p = dialog32;
WORD nbItems, data, dialogEx;
DWORD style;
style = get_dword(&p);
dialogEx = (style == 0xffff0001); /* DIALOGEX resource */
if (dialogEx)
{
p = (DWORD *)p + 1; /* helpID */
p = (DWORD *)p + 1; /* exStyle */
style = get_dword(&p); /* style */
}
else
p = (DWORD *)p + 1; /* exStyle */
nbItems = get_word(&p);
p = (WORD *)p + 1; /* x */
p = (WORD *)p + 1; /* y */
p = (WORD *)p + 1; /* cx */
p = (WORD *)p + 1; /* cy */
/* Skip menu name */
switch (*((WORD *)p))
{
case 0x0000: p = (WORD *)p + 1; break;
case 0xffff: p = (WORD *)p + 2; break;
default: p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1; break;
}
/* Skip class name */
switch (*((WORD *)p))
{
case 0x0000: p = (WORD *)p + 1; break;
case 0xffff: p = (WORD *)p + 2; break;
default: p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1; break;
}
/* Skip window caption */
p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1;
/* Skip font info */
if (style & DS_SETFONT)
{
p = (WORD *)p + 1; /* pointSize */
if (dialogEx)
{
p = (WORD *)p + 1; /* weight */
p = (WORD *)p + 1; /* italic */
}
p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1; /* faceName */
}
/* Skip dialog items */
while (nbItems)
{
/* align on DWORD boundary */
p = (LPVOID)((((int)p) + 3) & ~3);
if (dialogEx)
{
p = (DWORD *)p + 1; /* helpID */
p = (DWORD *)p + 1; /* exStyle */
p = (DWORD *)p + 1; /* style */
}
else
{
p = (DWORD *)p + 1; /* style */
p = (DWORD *)p + 1; /* exStyle */
}
p = (WORD *)p + 1; /* x */
p = (WORD *)p + 1; /* y */
p = (WORD *)p + 1; /* cx */
p = (WORD *)p + 1; /* cy */
if (dialogEx)
p = (DWORD *)p + 1; /* ID */
else
p = (WORD *)p + 1; /* ID */
/* Skip class name */
switch (*((WORD *)p))
{
case 0x0000: p = (WORD *)p + 1; break;
case 0xffff: p = (WORD *)p + 2; break;
default: p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1; break;
}
/* Skip window name */
switch (*((WORD *)p))
{
case 0x0000: p = (WORD *)p + 1; break;
case 0xffff: p = (WORD *)p + 2; break;
default: p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1; break;
}
/* Skip data */
data = get_word(&p);
p = (BYTE *)p + data;
/* Next item */
nbItems--;
}
return (WORD)((LPSTR)p - (LPSTR)dialog32);
}
/**********************************************************************
* ConvertMenu32To16 (KERNEL.616)
*/
VOID WINAPI ConvertMenu32To16( LPVOID menu32, DWORD size, LPVOID menu16 )
{
WORD version, headersize, flags, level = 1;
version = get_word( &menu32 );
headersize = get_word( &menu32 );
put_word( &menu16, version );
put_word( &menu16, headersize );
if ( headersize )
{
memcpy( menu16, menu32, headersize );
menu16 = (BYTE *)menu16 + headersize;
menu32 = (BYTE *)menu32 + headersize;
}
while ( level )
if ( version == 0 ) /* standard */
{
flags = get_word( &menu32 );
put_word( &menu16, flags );
if ( !(flags & MF_POPUP) )
put_word( &menu16, get_word( &menu32 ) ); /* ID */
else
level++;
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)menu32, -1, (LPSTR)menu16, 0x7fffffff, NULL, NULL );
menu16 = (LPSTR)menu16 + strlen( (LPSTR)menu16 ) + 1;
menu32 = (LPWSTR)menu32 + strlenW( (LPWSTR)menu32 ) + 1;
if ( flags & MF_END )
level--;
}
else /* extended */
{
put_dword( &menu16, get_dword( &menu32 ) ); /* fType */
put_dword( &menu16, get_dword( &menu32 ) ); /* fState */
put_word( &menu16, get_dword( &menu32 ) ); /* ID */
flags = get_word( &menu32 );
put_byte(&menu16,flags);
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)menu32, -1, (LPSTR)menu16, 0x7fffffff, NULL, NULL );
menu16 = (LPSTR)menu16 + strlen( (LPSTR)menu16 ) + 1;
menu32 = (LPWSTR)menu32 + strlenW( (LPWSTR)menu32 ) + 1;
/* align on DWORD boundary (32-bit only) */
menu32 = (LPVOID)((((int)menu32) + 3) & ~3);
/* If popup, transfer helpid */
if ( flags & 1)
{
put_dword( &menu16, get_dword( &menu32 ) );
level++;
}
if ( flags & MF_END )
level--;
}
}
/**********************************************************************
* GetMenu32Size (KERNEL.617)
*/
WORD WINAPI GetMenu32Size16( LPVOID menu32 )
{
LPVOID p = menu32;
WORD version, headersize, flags, level = 1;
version = get_word(&p);
headersize = get_word(&p);
p = (BYTE *)p + headersize;
while ( level )
if ( version == 0 ) /* standard */
{
flags = get_word(&p);
if ( !(flags & MF_POPUP) )
p = (WORD *)p + 1; /* ID */
else
level++;
p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1;
if ( flags & MF_END )
level--;
}
else /* extended */
{
p = (DWORD *)p + 1; /* fType */
p = (DWORD *)p + 1; /* fState */
p = (DWORD *)p + 1; /* ID */
flags = get_word(&p);
p = (LPWSTR)p + strlenW( (LPWSTR)p ) + 1;
/* align on DWORD boundary (32-bit only) */
p = (LPVOID)((((int)p) + 3) & ~3);
/* If popup, skip helpid */
if ( flags & 1)
{
p = (DWORD *)p + 1;
level++;
}
if ( flags & MF_END )
level--;
}
return (WORD)((LPSTR)p - (LPSTR)menu32);
}
/**********************************************************************
* ConvertAccelerator32To16
*/
static void ConvertAccelerator32To16( LPVOID acc32, DWORD size, LPVOID acc16 )
{
BYTE type;
do
{
/* Copy type */
type = get_byte(&acc32);
put_byte(&acc16, type);
/* Skip padding */
get_byte(&acc32);
/* Copy event and IDval */
put_word(&acc16, get_word(&acc32));
put_word(&acc16, get_word(&acc32));
/* Skip padding */
get_word(&acc32);
} while ( !( type & 0x80 ) );
}
/**********************************************************************
* NE_LoadPEResource
*/
static HGLOBAL16 NE_LoadPEResource( NE_MODULE *pModule, WORD type, LPVOID bits, DWORD size )
{
HGLOBAL16 handle;
TRACE("module=%04x type=%04x\n", pModule->self, type );
handle = GlobalAlloc16( 0, size );
switch (type)
{
case RT_MENU:
ConvertMenu32To16( bits, size, GlobalLock16( handle ) );
break;
case RT_DIALOG:
ConvertDialog32To16( bits, size, GlobalLock16( handle ) );
break;
case RT_ACCELERATOR:
ConvertAccelerator32To16( bits, size, GlobalLock16( handle ) );
break;
case RT_STRING:
FIXME("not yet implemented!\n" );
/* fall through */
default:
memcpy( GlobalLock16( handle ), bits, size );
break;
}
return handle;
}
/**********************************************************************
* AllocResource (KERNEL.66)
*/
HGLOBAL16 WINAPI AllocResource16( HMODULE16 hModule, HRSRC16 hRsrc, DWORD size)
{
NE_NAMEINFO *pNameInfo=NULL;
WORD sizeShift;
HGLOBAL16 ret;
NE_MODULE *pModule = NE_GetPtr( hModule );
if (!pModule || !pModule->ne_rsrctab || !hRsrc) return 0;
TRACE("module=%04x res=%04x size=%ld\n", hModule, hRsrc, size );
sizeShift = *(WORD *)((char *)pModule + pModule->ne_rsrctab);
pNameInfo = (NE_NAMEINFO*)((char*)pModule + hRsrc);
if (size < (DWORD)pNameInfo->length << sizeShift)
size = (DWORD)pNameInfo->length << sizeShift;
ret = GlobalAlloc16( GMEM_FIXED, size );
if (ret) FarSetOwner16( ret, hModule );
return ret;
}
/**********************************************************************
* DirectResAlloc (KERNEL.168)
*
* Check Schulman, p. 232 for details
*/
HGLOBAL16 WINAPI DirectResAlloc16( HINSTANCE16 hInstance, WORD wType,
UINT16 wSize )
{
HGLOBAL16 ret;
TRACE("(%04x,%04x,%04x)\n", hInstance, wType, wSize );
if (!(hInstance = GetExePtr( hInstance ))) return 0;
if(wType != 0x10) /* 0x10 is the only observed value, passed from
CreateCursorIndirect. */
TRACE("(wType=%x)\n", wType);
ret = GlobalAlloc16( GMEM_MOVEABLE, wSize );
if (ret) FarSetOwner16( ret, hInstance );
return ret;
}
/**********************************************************************
* AccessResource (KERNEL.64)
*/
INT16 WINAPI AccessResource16( HINSTANCE16 hModule, HRSRC16 hRsrc )
{
HFILE16 fd;
NE_MODULE *pModule = NE_GetPtr( hModule );
if (!pModule || !pModule->ne_rsrctab || !hRsrc) return -1;
TRACE("module=%04x res=%04x\n", pModule->self, hRsrc );
if ((fd = _lopen16( NE_MODULE_NAME(pModule), OF_READ )) != HFILE_ERROR16)
{
WORD sizeShift = *(WORD *)((char *)pModule + pModule->ne_rsrctab);
NE_NAMEINFO *pNameInfo = (NE_NAMEINFO*)((char*)pModule + hRsrc);
_llseek16( fd, (int)pNameInfo->offset << sizeShift, SEEK_SET );
}
return fd;
}
/**********************************************************************
* FindResource (KERNEL.60)
*/
HRSRC16 WINAPI FindResource16( HMODULE16 hModule, LPCSTR name, LPCSTR type )
{
NE_TYPEINFO *pTypeInfo;
NE_NAMEINFO *pNameInfo;
LPBYTE pResTab;
NE_MODULE *pModule = get_module( hModule );
if (!pModule) return 0;
if (pModule->module32)
{
/* 32-bit PE module */
HRSRC hRsrc32 = FindResourceA( pModule->module32, name, type );
return MapHRsrc32To16( pModule, hRsrc32, HIWORD(type) ? 0 : LOWORD(type) );
}
TRACE("module=%04x name=%s type=%s\n", pModule->self, debugstr_a(name), debugstr_a(type) );
if (!pModule->ne_rsrctab) return 0;
type = get_res_name( type );
name = get_res_name( name );
if (HIWORD(type) || HIWORD(name))
{
DWORD id = NE_FindNameTableId( pModule, type, name );
if (id) /* found */
{
type = (LPCSTR)(ULONG_PTR)LOWORD(id);
name = (LPCSTR)(ULONG_PTR)HIWORD(id);
}
}
pResTab = (LPBYTE)pModule + pModule->ne_rsrctab;
pTypeInfo = (NE_TYPEINFO *)( pResTab + 2 );
for (;;)
{
if (!(pTypeInfo = NE_FindTypeSection( pResTab, pTypeInfo, type ))) break;
if ((pNameInfo = NE_FindResourceFromType( pResTab, pTypeInfo, name )))
{
TRACE(" Found id %08lx\n", (DWORD)name );
return (HRSRC16)( (char *)pNameInfo - (char *)pModule );
}
pTypeInfo = next_typeinfo(pTypeInfo);
}
return 0;
}
/**********************************************************************
* LoadResource (KERNEL.61)
*/
HGLOBAL16 WINAPI LoadResource16( HMODULE16 hModule, HRSRC16 hRsrc )
{
NE_TYPEINFO *pTypeInfo;
NE_NAMEINFO *pNameInfo = NULL;
NE_MODULE *pModule = get_module( hModule );
int d;
if (!hRsrc || !pModule) return 0;
if (pModule->module32)
{
/* load 32-bit resource and convert it */
HRSRC hRsrc32 = MapHRsrc16To32( pModule, hRsrc );
WORD type = MapHRsrc16ToType( pModule, hRsrc );
HGLOBAL hMem = LoadResource( pModule->module32, hRsrc32 );
DWORD size = SizeofResource( pModule->module32, hRsrc32 );
if (!hMem) return 0;
return NE_LoadPEResource( pModule, type, LockResource( hMem ), size );
}
/* first, verify hRsrc (just an offset from pModule to the needed pNameInfo) */
d = pModule->ne_rsrctab + 2;
pTypeInfo = (NE_TYPEINFO *)((char *)pModule + d);
while( hRsrc > d )
{
if (pTypeInfo->type_id == 0) break; /* terminal entry */
d += sizeof(NE_TYPEINFO) + pTypeInfo->count * sizeof(NE_NAMEINFO);
if (hRsrc < d)
{
if( ((d - hRsrc)%sizeof(NE_NAMEINFO)) == 0 )
{
pNameInfo = (NE_NAMEINFO *)((char *)pModule + hRsrc);
break;
}
else break; /* NE_NAMEINFO boundary mismatch */
}
pTypeInfo = (NE_TYPEINFO *)((char *)pModule + d);
}
if (pNameInfo)
{
if (pNameInfo->handle && !(GlobalFlags16(pNameInfo->handle) & GMEM_DISCARDED))
{
pNameInfo->usage++;
TRACE(" Already loaded, new count=%d\n", pNameInfo->usage );
}
else
{
FARPROC16 resloader;
memcpy_unaligned( &resloader, &pTypeInfo->resloader, sizeof(FARPROC16) );
if (resloader && resloader != get_default_res_handler())
{
WORD args[3];
DWORD ret;
args[2] = pNameInfo->handle;
args[1] = pModule->self;
args[0] = hRsrc;
WOWCallback16Ex( (DWORD)resloader, WCB16_PASCAL, sizeof(args), args, &ret );
pNameInfo->handle = LOWORD(ret);
}
else
pNameInfo->handle = NE_DefResourceHandler( pNameInfo->handle, pModule->self, hRsrc );
if (pNameInfo->handle)
{
pNameInfo->usage++;
pNameInfo->flags |= NE_SEGFLAGS_LOADED;
}
}
return pNameInfo->handle;
}
return 0;
}
/**********************************************************************
* LockResource (KERNEL.62)
*/
SEGPTR WINAPI WIN16_LockResource16( HGLOBAL16 handle )
{
TRACE("(%04x)\n", handle );
/* May need to reload the resource if discarded */
return WOWGlobalLock16( handle );
}
/**********************************************************************
* LockResource16 (KERNEL32.@)
*/
LPVOID WINAPI LockResource16( HGLOBAL16 handle )
{
return MapSL( WIN16_LockResource16(handle) );
}
/**********************************************************************
* SizeofResource (KERNEL.65)
*/
DWORD WINAPI SizeofResource16( HMODULE16 hModule, HRSRC16 hRsrc )
{
NE_MODULE *pModule = NE_GetPtr( hModule );
TRACE("(%x, %x)\n", hModule, hRsrc );
if (!hRsrc) return 0;
if (!(pModule = get_module( hModule ))) return 0;
if (pModule->ne_rsrctab)
{
WORD sizeShift = *(WORD *)((char *)pModule + pModule->ne_rsrctab);
NE_NAMEINFO *pNameInfo = (NE_NAMEINFO*)((char*)pModule + hRsrc);
return (DWORD)pNameInfo->length << sizeShift;
}
if (pModule->module32)
{
/* 32-bit PE module */
return SizeofResource( pModule->module32, MapHRsrc16To32( pModule, hRsrc ) );
}
return 0;
}
typedef WORD (WINAPI *pDestroyIcon32Proc)( HGLOBAL16 handle, UINT16 flags );
/**********************************************************************
* FreeResource (KERNEL.63)
*/
BOOL16 WINAPI FreeResource16( HGLOBAL16 handle )
{
pDestroyIcon32Proc proc;
HMODULE user;
NE_MODULE *pModule = NE_GetPtr( FarGetOwner16( handle ) );
TRACE("(%04x)\n", handle );
/* Try NE resource first */
if (pModule && pModule->ne_rsrctab)
{
NE_TYPEINFO *pTypeInfo = (NE_TYPEINFO *)((char *)pModule + pModule->ne_rsrctab + 2);
while (pTypeInfo->type_id)
{
WORD count;
NE_NAMEINFO *pNameInfo = (NE_NAMEINFO *)(pTypeInfo + 1);
for (count = pTypeInfo->count; count > 0; count--)
{
if (pNameInfo->handle == handle)
{
if (pNameInfo->usage > 0) pNameInfo->usage--;
if (pNameInfo->usage == 0)
{
GlobalFree16( pNameInfo->handle );
pNameInfo->handle = 0;
pNameInfo->flags &= ~NE_SEGFLAGS_LOADED;
}
return 0;
}
pNameInfo++;
}
pTypeInfo = (NE_TYPEINFO *)pNameInfo;
}
}
/* If this failed, call USER.DestroyIcon32; this will check
whether it is a shared cursor/icon; if not it will call
GlobalFree16() */
user = GetModuleHandleA( "user32.dll" );
if (user && (proc = (pDestroyIcon32Proc)GetProcAddress( user, "DestroyIcon32" )))
return proc( handle, 1 /*CID_RESOURCE*/ );
else
return GlobalFree16( handle );
}
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