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| 1 /////////////////////////////////////////////////////////////////////////////// |
| 2 // |
| 3 /// \file coder.h |
| 4 /// \brief Compresses or uncompresses a file |
| 5 // |
| 6 // Author: Lasse Collin |
| 7 // |
| 8 // This file has been put into the public domain. |
| 9 // You can do whatever you want with this file. |
| 10 // |
| 11 /////////////////////////////////////////////////////////////////////////////// |
| 12 |
| 13 enum operation_mode { |
| 14 MODE_COMPRESS, |
| 15 MODE_DECOMPRESS, |
| 16 MODE_TEST, |
| 17 MODE_LIST, |
| 18 }; |
| 19 |
| 20 |
| 21 // NOTE: The order of these is significant in suffix.c. |
| 22 enum format_type { |
| 23 FORMAT_AUTO, |
| 24 FORMAT_XZ, |
| 25 FORMAT_LZMA, |
| 26 // HEADER_GZIP, |
| 27 FORMAT_RAW, |
| 28 }; |
| 29 |
| 30 |
| 31 /// Operation mode of the command line tool. This is set in args.c and read |
| 32 /// in several files. |
| 33 extern enum operation_mode opt_mode; |
| 34 |
| 35 /// File format to use when encoding or what format(s) to accept when |
| 36 /// decoding. This is a global because it's needed also in suffix.c. |
| 37 /// This is set in args.c. |
| 38 extern enum format_type opt_format; |
| 39 |
| 40 /// If true, the compression settings are automatically adjusted down if |
| 41 /// they exceed the memory usage limit. |
| 42 extern bool opt_auto_adjust; |
| 43 |
| 44 |
| 45 /// Set the integrity check type used when compressing |
| 46 extern void coder_set_check(lzma_check check); |
| 47 |
| 48 /// Set preset number |
| 49 extern void coder_set_preset(size_t new_preset); |
| 50 |
| 51 /// Enable extreme mode |
| 52 extern void coder_set_extreme(void); |
| 53 |
| 54 /// Add a filter to the custom filter chain |
| 55 extern void coder_add_filter(lzma_vli id, void *options); |
| 56 |
| 57 /// |
| 58 extern void coder_set_compression_settings(void); |
| 59 |
| 60 /// Compress or decompress the given file |
| 61 extern void coder_run(const char *filename); |
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