| /* |
| * |
| * compress.h |
| * |
| * Author: Tatu Ylonen <ylo@cs.hut.fi> |
| * |
| * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
| * All rights reserved |
| * |
| * Created: Wed Oct 25 22:12:46 1995 ylo |
| * |
| * Interface to packet compression for ssh. |
| * |
| */ |
| |
| /* RCSID("$Id: compress.h,v 1.2 1999/11/24 13:26:22 damien Exp $"); */ |
| |
| #ifndef COMPRESS_H |
| #define COMPRESS_H |
| |
| /* Initializes compression; level is compression level from 1 to 9 (as in |
| gzip). */ |
| void buffer_compress_init(int level); |
| |
| /* Frees any data structures allocated by buffer_compress_init. */ |
| void buffer_compress_uninit(); |
| |
| /* Compresses the contents of input_buffer into output_buffer. All |
| packets compressed using this function will form a single |
| compressed data stream; however, data will be flushed at the end of |
| every call so that each output_buffer can be decompressed |
| independently (but in the appropriate order since they together |
| form a single compression stream) by the receiver. This appends |
| the compressed data to the output buffer. */ |
| void buffer_compress(Buffer * input_buffer, Buffer * output_buffer); |
| |
| /* Uncompresses the contents of input_buffer into output_buffer. All |
| packets uncompressed using this function will form a single |
| compressed data stream; however, data will be flushed at the end of |
| every call so that each output_buffer. This must be called for the |
| same size units that the buffer_compress was called, and in the |
| same order that buffers compressed with that. This appends the |
| uncompressed data to the output buffer. */ |
| void buffer_uncompress(Buffer * input_buffer, Buffer * output_buffer); |
| |
| #endif /* COMPRESS_H */ |