openssh/compress.h
Damien Miller 6536c7d3c9 - OpenBSD CVS Updates:
- markus@cvs.openbsd.org  2000/06/18 18:50:11
     [auth2.c compat.c compat.h sshconnect2.c]
     make userauth+pubkey interop with ssh.com-2.2.0
   - markus@cvs.openbsd.org  2000/06/18 20:56:17
     [dsa.c]
     mem leak + be more paranoid in dsa_verify.
   - markus@cvs.openbsd.org  2000/06/18 21:29:50
     [key.c]
     cleanup fingerprinting, less hardcoded sizes
   - markus@cvs.openbsd.org  2000/06/19 19:39:45
     [atomicio.c auth-options.c auth-passwd.c auth-rh-rsa.c auth-rhosts.c]
     [auth-rsa.c auth-skey.c authfd.c authfd.h authfile.c bufaux.c bufaux.h]
     [buffer.c buffer.h canohost.c channels.c channels.h cipher.c cipher.h]
     [clientloop.c compat.c compat.h compress.c compress.h crc32.c crc32.h]
     [deattack.c dispatch.c dsa.c fingerprint.c fingerprint.h getput.h hmac.c]
     [kex.c log-client.c log-server.c login.c match.c mpaux.c mpaux.h nchan.c]
     [nchan.h packet.c packet.h pty.c pty.h readconf.c readconf.h readpass.c]
     [rsa.c rsa.h scp.c servconf.c servconf.h ssh-add.c ssh-keygen.c ssh.c]
     [ssh.h tildexpand.c ttymodes.c ttymodes.h uidswap.c xmalloc.c xmalloc.h]
     OpenBSD tag
   - markus@cvs.openbsd.org  2000/06/21 10:46:10
     sshconnect2.c missing free; nuke old comment
2000-06-22 21:32:31 +10:00

51 lines
1.7 KiB
C

/*
*
* 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("$OpenBSD: compress.h,v 1.5 2000/06/20 01:39:40 markus 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 */