xz-analysis-mirror/src/xz/coder.h

58 lines
1.4 KiB
C

///////////////////////////////////////////////////////////////////////////////
//
/// \file coder.h
/// \brief Compresses or uncompresses a file
//
// Author: Lasse Collin
//
// This file has been put into the public domain.
// You can do whatever you want with this file.
//
///////////////////////////////////////////////////////////////////////////////
enum operation_mode {
MODE_COMPRESS,
MODE_DECOMPRESS,
MODE_TEST,
MODE_LIST,
};
// NOTE: The order of these is significant in suffix.c.
enum format_type {
FORMAT_AUTO,
FORMAT_XZ,
FORMAT_LZMA,
// HEADER_GZIP,
FORMAT_RAW,
};
/// Operation mode of the command line tool. This is set in args.c and read
/// in several files.
extern enum operation_mode opt_mode;
/// File format to use when encoding or what format(s) to accept when
/// decoding. This is a global because it's needed also in suffix.c.
/// This is set in args.c.
extern enum format_type opt_format;
/// Set the integrity check type used when compressing
extern void coder_set_check(lzma_check check);
/// Set preset number
extern void coder_set_preset(size_t new_preset);
/// Enable extreme mode
extern void coder_set_extreme(void);
/// Add a filter to the custom filter chain
extern void coder_add_filter(lzma_vli id, void *options);
///
extern void coder_set_compression_settings(void);
/// Compress or decompress the given file
extern void coder_run(const char *filename);