/*
-
-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("$Id$"); */
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ * All rights reserved
+ * Interface to packet compression for ssh.
+ *
+ * As far as I am concerned, the code I have written for this software
+ * can be used freely for any purpose. Any derived versions of this
+ * software must be clearly marked as such, and if the derived work is
+ * incompatible with the protocol description in the RFC file, it must be
+ * called by a name other than "ssh" or "Secure Shell".
+ */
+
+/* RCSID("$OpenBSD: compress.h,v 1.8 2001/04/05 10:39:02 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);
+/*
+ * Initializes compression; level is compression level from 1 to 9 (as in
+ * gzip).
+ */
+void buffer_compress_init_send(int level);
+void buffer_compress_init_recv(void);
/* 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);
+void buffer_compress_uninit(void);
-/* 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);
+/*
+ * 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);
-#endif /* COMPRESS_H */
+/*
+ * 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 */
andersk / openssh.git / blobdiff