| Denis Vlasenko | 77f1ec1 | 2007-10-13 03:36:03 +0000 | [diff] [blame] | 1 | /* |
| 2 | * bzip2 is written by Julian Seward <jseward@bzip.org>. |
| 3 | * Adapted for busybox by Denys Vlasenko <vda.linux@googlemail.com>. |
| 4 | * See README and LICENSE files in this directory for more information. |
| 5 | */ |
| 6 | |
| 7 | /*-------------------------------------------------------------*/ |
| 8 | /*--- Public header file for the library. ---*/ |
| 9 | /*--- bzlib.h ---*/ |
| 10 | /*-------------------------------------------------------------*/ |
| 11 | |
| 12 | /* ------------------------------------------------------------------ |
| 13 | This file is part of bzip2/libbzip2, a program and library for |
| 14 | lossless, block-sorting data compression. |
| 15 | |
| 16 | bzip2/libbzip2 version 1.0.4 of 20 December 2006 |
| 17 | Copyright (C) 1996-2006 Julian Seward <jseward@bzip.org> |
| 18 | |
| 19 | Please read the WARNING, DISCLAIMER and PATENTS sections in the |
| 20 | README file. |
| 21 | |
| 22 | This program is released under the terms of the license contained |
| 23 | in the file LICENSE. |
| 24 | ------------------------------------------------------------------ */ |
| 25 | |
| 26 | #define BZ_RUN 0 |
| 27 | #define BZ_FLUSH 1 |
| 28 | #define BZ_FINISH 2 |
| 29 | |
| 30 | #define BZ_OK 0 |
| 31 | #define BZ_RUN_OK 1 |
| 32 | #define BZ_FLUSH_OK 2 |
| 33 | #define BZ_FINISH_OK 3 |
| 34 | #define BZ_STREAM_END 4 |
| 35 | #define BZ_SEQUENCE_ERROR (-1) |
| 36 | #define BZ_PARAM_ERROR (-2) |
| 37 | #define BZ_MEM_ERROR (-3) |
| 38 | #define BZ_DATA_ERROR (-4) |
| 39 | #define BZ_DATA_ERROR_MAGIC (-5) |
| 40 | #define BZ_IO_ERROR (-6) |
| 41 | #define BZ_UNEXPECTED_EOF (-7) |
| 42 | #define BZ_OUTBUFF_FULL (-8) |
| 43 | #define BZ_CONFIG_ERROR (-9) |
| 44 | |
| 45 | typedef struct bz_stream { |
| Denis Vlasenko | 686b0ef | 2007-10-16 14:07:41 +0000 | [diff] [blame] | 46 | void *state; |
| Denis Vlasenko | 77f1ec1 | 2007-10-13 03:36:03 +0000 | [diff] [blame] | 47 | char *next_in; |
| 48 | char *next_out; |
| 49 | unsigned avail_in; |
| 50 | unsigned avail_out; |
| 51 | /*unsigned long long total_in;*/ |
| 52 | unsigned long long total_out; |
| Denis Vlasenko | 77f1ec1 | 2007-10-13 03:36:03 +0000 | [diff] [blame] | 53 | } bz_stream; |
| 54 | |
| 55 | /*-- Core (low-level) library functions --*/ |
| 56 | |
| 57 | static void BZ2_bzCompressInit(bz_stream *strm, int blockSize100k); |
| 58 | static int BZ2_bzCompress(bz_stream *strm, int action); |
| Denis Vlasenko | 686b0ef | 2007-10-16 14:07:41 +0000 | [diff] [blame] | 59 | #if ENABLE_FEATURE_CLEAN_UP |
| Denis Vlasenko | ef3aabe | 2007-10-14 00:43:01 +0000 | [diff] [blame] | 60 | static void BZ2_bzCompressEnd(bz_stream *strm); |
| Denis Vlasenko | 686b0ef | 2007-10-16 14:07:41 +0000 | [diff] [blame] | 61 | #endif |
| Denis Vlasenko | 77f1ec1 | 2007-10-13 03:36:03 +0000 | [diff] [blame] | 62 | |
| 63 | /*-------------------------------------------------------------*/ |
| 64 | /*--- end bzlib.h ---*/ |
| 65 | /*-------------------------------------------------------------*/ |