/* look for the resource information in a debugger record at the end of file */
bool FindResourcesX( PHANDLE_INFO hinfo, bool res_file )
{
long currpos;
long offset;
master_dbg_header header;
zip_eocd eocd;
zip_cdfh cdfh;
bool notfound;
notfound = !res_file;
WResFileShift = 0;
if( notfound ) {
offset = sizeof( master_dbg_header );
/* Look for a PKZIP header and skip archive if present */
if( !WRESSEEK( hinfo->fp, -(long)sizeof( eocd ), SEEK_END ) ) {
if( WRESREAD( hinfo->fp, &eocd, sizeof( eocd ) ) == sizeof( eocd ) ) {
if( memcmp( &eocd.signature, "PK\005\006", 4 ) == 0 ) {
if( !WRESSEEK( hinfo->fp, eocd.cd_offset, SEEK_SET ) ) {
if( WRESREAD( hinfo->fp, &cdfh, sizeof( cdfh ) ) == sizeof( cdfh ) ) {
if( memcmp( &cdfh.signature, "PK\001\002", 4 ) == 0 ) {
offset += eocd.cd_offset + eocd.cd_size - cdfh.offset + sizeof( eocd );
}
}
}
}
}
}
WRESSEEK( hinfo->fp, -offset, SEEK_END );
currpos = WRESTELL( hinfo->fp );
for( ;; ) {
WRESREAD( hinfo->fp, &header, sizeof( master_dbg_header ) );
if( header.signature == WAT_RES_SIG ) {
notfound = false;
WResFileShift = currpos - header.debug_size + sizeof( master_dbg_header );
break;
} else if( header.signature == WAT_DBG_SIGNATURE ||
header.signature == FOX_SIGNATURE1 ||
header.signature == FOX_SIGNATURE2 ) {
currpos -= header.debug_size;
WRESSEEK( hinfo->fp, currpos, SEEK_SET );
} else { /* did not find the resource information */
break;
}
}
}
return( notfound );
}
WResIDName *WResReadWResIDName( FILE *fp )
/****************************************/
{
WResIDName newname;
WResIDName *newptr;
size_t numread;
/* read the size of the name in */
if( ResReadUint8( &(newname.NumChars), fp ) )
return( NULL );
/* alloc the space for the new record */
/* -1 because one of the chars in the name is declared in the struct */
newptr = WRESALLOC( sizeof( WResIDName ) + newname.NumChars - 1 );
if( newptr == NULL ) {
WRES_ERROR( WRS_MALLOC_FAILED );
} else {
/* read in the characters */
newptr->NumChars = newname.NumChars;
if( (numread = WRESREAD( fp, newptr->Name, newptr->NumChars )) != newptr->NumChars ) {
WRES_ERROR( WRESIOERR( fp, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
WRESFREE( newptr );
newptr = NULL;
}
}
return( newptr );
} /* WResReadWResIDName */
WResIDName *WResReadWResIDName( WResFileID fid )
/**********************************************/
{
WResIDName newname;
WResIDName *newptr;
WResFileSSize numread;
bool error;
/* read the size of the name in */
error = ResReadUint8( &(newname.NumChars), fid );
/* alloc the space for the new record */
if( error ) {
return( NULL );
} else {
/* -1 because one of the chars in the name is declared in the struct */
newptr = WRESALLOC( sizeof( WResIDName ) + newname.NumChars - 1 );
}
/* read in the characters */
if( newptr == NULL ) {
WRES_ERROR( WRS_MALLOC_FAILED );
} else {
newptr->NumChars = newname.NumChars;
numread = WRESREAD( fid, newptr->Name, newptr->NumChars );
if( numread != newptr->NumChars ) {
WRES_ERROR( WRESIOERR( fid, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
WRESFREE( newptr );
newptr = NULL;
}
}
return( newptr );
} /* WResReadWResIDName */
static int GetResource( WResLangInfo *res, PHANDLE_INFO hinfo, char *res_buffer )
/***********************************************************************************/
{
if( WRESSEEK( hinfo->fid, res->Offset, SEEK_SET ) == -1 )
return( -1 );
WRESREAD( hinfo->fid, res_buffer, res->Length );
return( 0 );
}
/* look for the resource information in a debugger record at the end of file */
bool FindResources( PHANDLE_INFO hInstance )
{
long currpos;
long offset;
dbgheader header;
zip_eocd eocd;
zip_cdfh cdfh;
bool notfound;
notfound = true;
FileShift = 0;
offset = sizeof( dbgheader );
/* Look for a PKZIP header and skip archive if present */
if( WRESSEEK( hInstance->handle, -(long)sizeof( eocd ), SEEK_END ) != -1 ) {
if( WRESREAD( hInstance->handle, &eocd, sizeof( eocd ) ) == sizeof( eocd ) ) {
if( memcmp( &eocd.signature, "PK\005\006", 4 ) == 0 ) {
if( WRESSEEK( hInstance->handle, eocd.cd_offset, SEEK_SET ) != -1 ) {
if( WRESREAD( hInstance->handle, &cdfh, sizeof( cdfh ) ) == sizeof( cdfh ) ) {
if( memcmp( &cdfh.signature, "PK\001\002", 4 ) == 0 ) {
offset += eocd.cd_offset + eocd.cd_size - cdfh.offset + sizeof( eocd );
}
}
}
}
}
}
currpos = WRESSEEK( hInstance->handle, -offset, SEEK_END );
for( ;; ) {
WRESREAD( hInstance->handle, &header, sizeof( dbgheader ) );
if( header.signature == WAT_RES_SIG ) {
notfound = false;
FileShift = currpos - header.debug_size + sizeof( dbgheader );
break;
} else if( header.signature == VALID_SIGNATURE ||
header.signature == FOX_SIGNATURE1 ||
header.signature == FOX_SIGNATURE2 ) {
currpos -= header.debug_size;
WRESSEEK( hInstance->handle, currpos, SEEK_SET );
} else { /* did not find the resource information */
break;
}
}
return( notfound );
}
/*
* WResReadFixedResRecord1 - reads the fixed part of a Res info record for
* versions 1 and below
*/
bool WResReadFixedResRecord1( WResResInfo1 *newres, FILE *fp )
/************************************************************/
{
size_t numread;
if( (numread = WRESREAD( fp, newres, sizeof( WResResInfo1 ) )) != sizeof( WResResInfo1 ) )
return( WRES_ERROR( WRESIOERR( fp, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE ) );
return( false );
}
DepInfo *WResGetAutoDep( const char *fname )
{
WResFileID handle;
WResDir dir;
bool dup_discarded;
WResID *name;
WResID *type;
WResDirWindow window;
WResLangInfo *info;
DepInfo *ret;
WResFileSSize numread;
ret = NULL;
handle = ResOpenFileRO( fname );
if( handle != WRES_NIL_HANDLE ) {
if( WResIsWResFile( handle ) && (dir = WResInitDir()) != NULL ) {
if( !WResReadDir( handle, dir, &dup_discarded ) ) {
name = WResIDFromStr( DEP_LIST_NAME );
type = WResIDFromNum( DEP_LIST_TYPE );
if( name != NULL && type != NULL ) {
window = WResFindResource( type, name, dir, NULL );
if( WResIsEmptyWindow( window ) ) {
WRES_ERROR( WRS_RES_NOT_FOUND );
} else {
info = WResGetLangInfo( window );
if( WRESSEEK( handle, info->Offset, SEEK_SET ) == -1 ) {
WRES_ERROR( WRS_SEEK_FAILED );
} else {
ret = WRESALLOC( info->Length );
if( ret == NULL ) {
WRES_ERROR( WRS_MALLOC_FAILED );
} else {
numread = WRESREAD( handle, ret, info->Length );
if( numread != (WResFileSSize)info->Length ) {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
ret = NULL;
}
}
}
}
}
if( name != NULL ) {
WResIDFree( name );
}
if( type != NULL ) {
WResIDFree( type );
}
}
WResFreeDir( dir );
}
ResCloseFile( handle );
}
return( ret );
}
bool ResReadUint32( uint_32 *newint, WResFileID handle )
/******************************************************/
{
WResFileSSize numread;
numread = WRESREAD( handle, newint, sizeof( uint_32 ) );
if( numread == sizeof( uint_32 ) ) {
return( false );
} else {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
}
return( true );
}
bool ResReadMenuHeader( MenuHeader *currhead, WResFileID handle )
/***************************************************************/
{
WResFileSSize numread;
numread = WRESREAD( handle, currhead, sizeof( MenuHeader ) );
if( numread != sizeof( MenuHeader ) ) {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED:WRS_READ_INCOMPLETE );
return( true );
} else {
return( false );
}
}
static int GetResource( WResLangInfo *res,
PHANDLE_INFO hInstance,
char *res_buffer )
/***************************************************/
{
long prevpos;
// int numread;
prevpos = WRESSEEK( WRESHANDLE, res->Offset, SEEK_SET );
if ( prevpos == -1L ) return( -1 );
// numread = WRESREAD( WRESHANDLE, res_buffer, res->Length );
WRESREAD( WRESHANDLE, res_buffer, res->Length );
return( 0 );
}
extern int ResReadUint32( uint_32 * newint, WResFileID handle )
/*************************************************************/
{
int numread;
numread = WRESREAD( handle, newint, sizeof( uint_32 ) );
if( numread == sizeof( uint_32 ) ) {
return( FALSE );
} else if( numread == -1 ) {
WRES_ERROR( WRS_READ_FAILED );
} else if( numread != sizeof( uint_32 ) ) {
WRES_ERROR( WRS_READ_INCOMPLETE );
}
return( TRUE );
}
int WResReadFixedWResID( WResID *name, WResFileID handle )
/********************************************************/
/* reads the fixed part of a WResID */
{
int numread;
numread = WRESREAD( handle, name, sizeof(WResID) );
if( numread == sizeof(WResID) ) {
return( FALSE );
} else if( numread == -1 ) {
WRES_ERROR( WRS_READ_FAILED );
} else {
WRES_ERROR( WRS_READ_INCOMPLETE );
}
return( TRUE );
} /* WResReadFixedWResID */
/*
* WResReadFixedResRecord2 - reads the fixed part of a Res info record for version 2
*/
bool WResReadFixedResRecord2( WResResInfo *newres, FILE *fp )
/***********************************************************/
{
size_t numread;
WResResInfo2 info;
if( (numread = WRESREAD( fp, &info, sizeof( WResResInfo2 ) )) != sizeof( WResResInfo2 ) )
return( WRES_ERROR( WRESIOERR( fp, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE ) );
newres->NumResources = info.NumResources;
newres->ResName.IsName = info.ResName.IsName;
if( newres->ResName.IsName ) {
newres->ResName.ID.Name.Name[0] = info.ResName.ID.Name.Name[0];
newres->ResName.ID.Name.NumChars = info.ResName.ID.Name.NumChars;
} else {
newres->ResName.ID.Num = info.ResName.ID.Num;
}
return( false );
}
bool ResReadMenuExtraBytes( MenuHeader *header, WResFileID handle, char *buf )
/***************************************************************************/
{
bool error;
WResFileSSize numread;
int size;
error = false;
numread = 0;
size = header->HeaderSize * sizeof( uint_8 );
if( buf != NULL ) {
numread = WRESREAD( handle, buf, size );
if( numread != size ) {
error = true;
}
} else {
WRESSEEK( handle, size, SEEK_CUR );
}
return( error );
}
bool WResReadExtraWResID( WResID *name, WResFileID handle )
/*********************************************************/
/* reads the extra bytes into the end of the structure */
/* assumes that the fixed portion has just been read in and is in name and */
/* that name is big enough to hold the extra bytes */
{
WResFileSSize numread;
uint_16 extrabytes;
if( name->IsName ) {
extrabytes = name->ID.Name.NumChars - 1;
if( extrabytes > 0 ) {
numread = WRESREAD( handle, &(name->ID.Name.Name[1]), extrabytes );
if( numread != extrabytes ) {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
return( true );
}
}
}
return( false );
}
WResResInfo *WResReadResRecord( WResFileID handle )
/*************************************************/
/* reads in the fields of a res info record from the current position in */
/* the file identified by fp */
{
WResResInfo newres;
WResResInfo *newptr;
WResFileSSize numread;
int numcharsleft;
bool error;
error = WResReadFixedResRecord( &newres, handle );
if( error ) {
return( NULL );
}
if( newres.ResName.IsName ) {
numcharsleft = newres.ResName.ID.Name.NumChars - 1;
} else {
numcharsleft = 0;
}
newptr = WRESALLOC( sizeof( WResResInfo ) + numcharsleft );
if( newptr == NULL ) {
WRES_ERROR( WRS_MALLOC_FAILED );
} else {
memcpy( newptr, &newres, sizeof( WResResInfo ) );
if( numcharsleft != 0 ) {
numread = WRESREAD( handle, newptr->ResName.ID.Name.Name + 1, numcharsleft );
if( numread != numcharsleft ) {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
WRESFREE( newptr );
newptr = NULL;
}
}
}
return( newptr );
} /* WResReadResRecord */
WResID *WResReadWResID( WResFileID handle )
/*****************************************/
{
WResID newid;
WResID *newidptr;
WResFileSSize numread;
int extrabytes; /* chars to be read beyond the fixed size */
bool error;
/* read in the fixed part of the record */
error = WResReadFixedWResID( &newid, handle );
if( error ) {
return( NULL );
}
if( newid.IsName ) {
extrabytes = newid.ID.Name.NumChars - 1;
} else {
extrabytes = 0;
}
newidptr = WRESALLOC( sizeof( WResID ) + extrabytes );
if( newidptr == NULL ) {
WRES_ERROR( WRS_MALLOC_FAILED );
} else {
memcpy( newidptr, &newid, sizeof( WResID ) );
if( extrabytes != 0 ) {
numread = WRESREAD( handle, newidptr->ID.Name.Name + 1, extrabytes );
if( numread != extrabytes ) {
WRES_ERROR( WRESIOERR( handle, numread ) ? WRS_READ_FAILED : WRS_READ_INCOMPLETE );
WRESFREE( newidptr );
newidptr = NULL;
}
}
}
return( newidptr );
} /* WResReadWResID */
