  varnishcache/include/vct.h 
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/* 
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* Copyright (c) 2006 Verdens Gang AS 
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* Copyright (c) 20062009 Varnish Software AS 
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* All rights reserved. 
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* 
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* Author: PoulHenning Kamp <phk@phk.freebsd.dk> 
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* 
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* Redistribution and use in source and binary forms, with or without 
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* modification, are permitted provided that the following conditions 
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* are met: 
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* 1. Redistributions of source code must retain the above copyright 
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* notice, this list of conditions and the following disclaimer. 
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* 2. Redistributions in binary form must reproduce the above copyright 
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* notice, this list of conditions and the following disclaimer in the 
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* documentation and/or other materials provided with the distribution. 
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* 
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
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* SUCH DAMAGE. 
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* 
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*/ 
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/* from libvarnish/vct.c */ 
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#define VCT_SP (1<<0) 
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#define VCT_CRLF (1<<1) 
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#define VCT_LWS (VCT_CRLF  VCT_SP) 
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#define VCT_CTL (1<<2) 
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#define VCT_ALPHA (1<<3) 
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#define VCT_SEPARATOR (1<<4) 
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#define VCT_DIGIT (1<<5) 
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#define VCT_HEX (1<<6) 
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#define VCT_XMLNAMESTART (1<<7) 
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#define VCT_XMLNAME (1<<8) 
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#define VCT_TCHAR (1<<9) 
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#define VCT_ID (1<<10) 
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#define VCT_IDENT (VCT_ALPHA  VCT_DIGIT  VCT_ID) 
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#define VCT_VAR (1<<11) 
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#define VCT_VT (1<<12) 
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#define VCT_SPACE (VCT_LWS  VCT_VT) 
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extern const uint16_t vct_typtab[256]; 
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const char *VCT_invalid_name(const char *b, const char *e); 
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static inline int 
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8207710 
vct_is(int x, uint16_t y) 
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{ 
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8207710 
x &= 0xff; 
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8207710 
return (vct_typtab[x] & (y)); 
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} 
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#define vct_issp(x) vct_is(x, VCT_SP) 
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#define vct_ishex(x) vct_is(x, VCT_HEX) 
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#define vct_islws(x) vct_is(x, VCT_LWS) 
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#define vct_isctl(x) vct_is(x, VCT_CTL) 
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#define vct_isspace(x) vct_is(x, VCT_SPACE) 
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#define vct_isdigit(x) vct_is(x, VCT_DIGIT) 
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#define vct_isalpha(x) vct_is(x, VCT_ALPHA) 
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#define vct_isalnum(x) vct_is(x, VCT_ALPHA  VCT_DIGIT) 
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#define vct_issep(x) vct_is(x, VCT_SEPARATOR) 
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#define vct_issepctl(x) vct_is(x, VCT_SEPARATOR  VCT_CTL) 
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#define vct_isident1(x) vct_isalpha(x) 
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#define vct_isident(x) vct_is(x, VCT_IDENT) 
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#define vct_isvar(x) vct_is(x, VCT_IDENT  VCT_VAR) 
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#define vct_isxmlnamestart(x) vct_is(x, VCT_XMLNAMESTART) 
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#define vct_isxmlname(x) vct_is(x, VCT_XMLNAMESTART  VCT_XMLNAME) 
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#define vct_istchar(x) vct_is(x, VCT_ALPHA  VCT_DIGIT  VCT_TCHAR) 
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#define vct_iscrlf(p) (((p)[0] == 0x0d && (p)[1] == 0x0a)  (p)[0] == 0x0a) 
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/* NB: VCT always operate in ASCII, don't replace 0x0d with \r etc. */ 
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#define vct_skipcrlf(p) ((p)[0] == 0x0d && (p)[1] == 0x0a ? 2 : 1) 