/* * java.util.zip.Inflater.c * * Copyright (c) 1996, 1997 *	Transvirtual Technologies, Inc.  All rights reserved. * * See the file "license.terms" for information on usage and redistribution  * of this file.  */#include "config.h"#include "config-std.h"#include "config-mem.h"#include <native.h>#include "java_util_zip_Inflater.h"#if defined(HAVE_LIBZ) && defined(HAVE_ZLIB_H)#include <zlib.h>#define WSIZE   	0x8000#define	WSIZEBITS	15#define	MAXSTREAM	16#define	GET_STREAM(THIS)	(*(z_stream**)&unhand(this)->strm)voidjava_util_zip_Inflater_setDictionary(struct Hjava_util_zip_Inflater* this, HArrayOfByte* buf, jint from, jint len){	int r;	z_stream* dstream;	dstream = GET_STREAM(this);	r = inflateSetDictionary (dstream, &unhand_array(buf)->body[from], len);	if (r < 0) {		SignalError("java.lang.Error", dstream->msg ? dstream->msg : "unknown error");	}}jintjava_util_zip_Inflater_inflate0(struct Hjava_util_zip_Inflater* this, HArrayOfByte* buf, jint off, jint len){	int r;	int ilen;	z_stream* dstream;	dstream = GET_STREAM(this);	ilen = unhand(this)->len;	dstream->next_in = &unhand_array(unhand(this)->buf)->body[unhand(this)->off];	dstream->avail_in = ilen;	dstream->next_out = &unhand_array(buf)->body[off];	dstream->avail_out = len;	r = inflate(dstream, Z_SYNC_FLUSH);	switch (r) {	case Z_OK:		break;	case Z_STREAM_END:		unhand(this)->finished = 1;		break;	case Z_NEED_DICT:		unhand(this)->needsDictionary = 1;		break;	default:		SignalError("java.lang.Error", dstream->msg ? dstream->msg : "unknown error");	}	unhand(this)->off += (ilen - dstream->avail_in);	unhand(this)->len = dstream->avail_in;	return (len - dstream->avail_out);}jintjava_util_zip_Inflater_getAdler(struct Hjava_util_zip_Inflater* this){	return (GET_STREAM(this)->adler);}jintjava_util_zip_Inflater_getTotalIn(struct Hjava_util_zip_Inflater* this){	return (GET_STREAM(this)->total_in);}jintjava_util_zip_Inflater_getTotalOut(struct Hjava_util_zip_Inflater* this){	return (GET_STREAM(this)->total_out);}voidjava_util_zip_Inflater_reset(struct Hjava_util_zip_Inflater* this){	inflateReset(GET_STREAM(this));	unhand(this)->finished = 0;	unhand(this)->len = 0;}voidjava_util_zip_Inflater_end(struct Hjava_util_zip_Inflater* this){	z_stream* dstream;	dstream = GET_STREAM(this);	inflateEnd(dstream);	KFREE(dstream);}static voidpfkaffe_zalloc(voidpf opaque, uInt items, uInt size) {  /* allocate through the garbage collector interface */  return KMALLOC(items*size);}static voidkaffe_zfree(voidpf opaque, voidpf address) {  /* dispose through the garbage collector interface */  KFREE(address);}voidjava_util_zip_Inflater_init(struct Hjava_util_zip_Inflater* this, jbool val){	int r;	z_stream* dstream;	dstream = KMALLOC(sizeof(z_stream));	if (!dstream) {		errorInfo info;		postOutOfMemory(&info);		throwError(&info);	}	dstream->next_out = 0;	dstream->zalloc = kaffe_zalloc;	dstream->zfree = kaffe_zfree;	dstream->opaque = 0;	r = inflateInit2(dstream, val ? -WSIZEBITS : WSIZEBITS);	if (r != Z_OK) {		SignalError("java.lang.Error", dstream->msg ? dstream->msg : "");	}	GET_STREAM(this) = dstream;}#elsestatic void supportDisabled (void){	SignalError ("kaffe.util.SupportDisabled",		     "libz was not found by Kaffe configure script");}voidjava_util_zip_Inflater_setDictionary(struct Hjava_util_zip_Inflater* this, HArrayOfByte* buf, jint from, jint len){	supportDisabled();}jintjava_util_zip_Inflater_inflate(struct Hjava_util_zip_Inflater* this, HArrayOfByte* buf, jint off, jint len){	supportDisabled();	return 0;}jintjava_util_zip_Inflater_getAdler(struct Hjava_util_zip_Inflater* this){	supportDisabled();	return 0;}jintjava_util_zip_Inflater_getTotalIn(struct Hjava_util_zip_Inflater* this){	supportDisabled();	return 0;}jintjava_util_zip_Inflater_getTotalOut(struct Hjava_util_zip_Inflater* this){	supportDisabled();	return 0;}voidjava_util_zip_Inflater_reset(struct Hjava_util_zip_Inflater* this){	supportDisabled();}voidjava_util_zip_Inflater_end(struct Hjava_util_zip_Inflater* this){	supportDisabled();}voidjava_util_zip_Inflater_init(struct Hjava_util_zip_Inflater* this, jbool val){	supportDisabled();}#endif