andersk Git - openssh.git/blame_incremental

... / ...

Commit	Line	Data
	1	/* $OpenBSD: buffer.h,v 1.13 2005/03/14 11:46:56 markus Exp $ */
	2
	3	/*
	4	* Author: Tatu Ylonen <ylo@cs.hut.fi>
	5	* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
	6	* All rights reserved
	7	* Code for manipulating FIFO buffers.
	8	*
	9	* As far as I am concerned, the code I have written for this software
	10	* can be used freely for any purpose. Any derived versions of this
	11	* software must be clearly marked as such, and if the derived work is
	12	* incompatible with the protocol description in the RFC file, it must be
	13	* called by a name other than "ssh" or "Secure Shell".
	14	*/
	15
	16	#ifndef BUFFER_H
	17	#define BUFFER_H
	18
	19	typedef struct {
	20	u_char buf; / Buffer for data. */
	21	u_int alloc; /* Number of bytes allocated for data. */
	22	u_int offset; /* Offset of first byte containing data. */
	23	u_int end; /* Offset of last byte containing data. */
	24	} Buffer;
	25
	26	#define BUFFER_MAX_CHUNK 0x100000
	27	#define BUFFER_MAX_LEN 0xa00000
	28
	29	void buffer_init(Buffer *);
	30	void buffer_clear(Buffer *);
	31	void buffer_free(Buffer *);
	32
	33	u_int buffer_len(Buffer *);
	34	void buffer_ptr(Buffer );
	35
	36	void buffer_append(Buffer , const void , u_int);
	37	void buffer_append_space(Buffer , u_int);
	38
	39	void buffer_get(Buffer , void , u_int);
	40
	41	void buffer_consume(Buffer *, u_int);
	42	void buffer_consume_end(Buffer *, u_int);
	43
	44	void buffer_dump(Buffer *);
	45
	46	int buffer_get_ret(Buffer , void , u_int);
	47	int buffer_consume_ret(Buffer *, u_int);
	48	int buffer_consume_end_ret(Buffer *, u_int);
	49
	50	#endif /* BUFFER_H */