Mercurial > dropbear
view circbuffer.h @ 377:1bfa65fed772
- Include netinet/in.h before arpa/inet.h for FreeBSD
- Update Copyright year
author | Matt Johnston <matt@ucc.asn.au> |
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date | Wed, 06 Dec 2006 13:09:32 +0000 |
parents | 10f4d3319780 |
children | deed0571cacc |
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/* * Dropbear SSH * * Copyright (c) 2002-2004 Matt Johnston * All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _CIRCBUFFER_H_ #define _CIRCBUFFER_H_ struct circbuf { unsigned int size; unsigned int readpos; unsigned int writepos; unsigned int used; unsigned char* data; }; typedef struct circbuf circbuffer; circbuffer * cbuf_new(unsigned int size); void cbuf_free(circbuffer * cbuf); unsigned int cbuf_getused(circbuffer * cbuf); /* how much data stored */ unsigned int cbuf_getavail(circbuffer * cbuf); /* how much we can write */ unsigned int cbuf_readlen(circbuffer *cbuf); /* max linear read len */ unsigned int cbuf_writelen(circbuffer *cbuf); /* max linear write len */ unsigned char* cbuf_readptr(circbuffer *cbuf, unsigned int len); unsigned char* cbuf_writeptr(circbuffer *cbuf, unsigned int len); void cbuf_incrwrite(circbuffer *cbuf, unsigned int len); void cbuf_incrread(circbuffer *cbuf, unsigned int len); #endif