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99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/* HTParse: URL parsing in the WWW Library
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** HTPARSE
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**
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** This module of the WWW library contains code to parse URLs and various
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** related things.
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** Implemented by HTParse.c .
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*/
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#include "echoping.h"
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#include <ctype.h>
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#ifndef HTPARSE_H
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#define HTPARSE_H
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/*
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** The following are flag bits which may be ORed together to form
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** a number to give the 'wanted' argument to HTParse.
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*/
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#define PARSE_ACCESS 16
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#define PARSE_HOST 8
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#define PARSE_PATH 4
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#define PARSE_ANCHOR 2
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#define PARSE_PUNCTUATION 1
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#define PARSE_ALL 31
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/*
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** The following are valid mask values. The terms are the BNF names
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** in the URL document.
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*/
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#define URL_XALPHAS (unsigned char) 1
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#define URL_XPALPHAS (unsigned char) 2
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#define URL_PATH (unsigned char) 4
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/*
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Macros for declarations
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*/
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#define PUBLIC /* Accessible outside this module */
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#define PRIVATE static /* Accessible only within this module */
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#ifdef __STDC__
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#define CONST const /* "const" only exists in STDC */
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#else
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#define CONST
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#endif
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#define NOPARAMS (void)
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#define PARAMS(parameter_list) parameter_list
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#define NOARGS (void)
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#define ARGS1(t,a) \
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(t a)
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#define ARGS2(t,a,u,b) \
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(t a, u b)
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#define ARGS3(t,a,u,b,v,c) \
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(t a, u b, v c)
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/* Parse a Name relative to another name. HTParse()
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** --------------------------------------
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**
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** This returns those parts of a name which are given (and requested)
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** substituting bits from the related name where necessary.
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**
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** On entry,
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** aName A filename given
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** relatedName A name relative to which aName is to be parsed
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** wanted A mask for the bits which are wanted.
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**
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** On exit,
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** returns A pointer to a malloc'd string which MUST BE FREED
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*/
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extern char *HTParse PARAMS((
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CONST char *aName,
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CONST char *relatedName,
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int wanted));
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#ifndef TOLOWER
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/* Pyramid and Mips can't uppercase non-alpha */
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#define TOLOWER(c) (isupper((unsigned char)c) ? tolower((unsigned char)c) : (c))
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#define TOUPPER(c) (islower((unsigned char)c) ? toupper((unsigned char)c) : (c))
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#endif /* ndef TOLOWER */
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#define outofmem(file, func)\
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{ fprintf(stderr,\
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"\r\n\r\n\r\n%s %s: out of memory. Aborting...\r\n", file, func);\
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exit(-1);}
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#define StrAllocCopy(dest, src) HTSACopy (&(dest), src)
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#define StrAllocCat(dest, src) HTSACat (&(dest), src)
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PUBLIC void HTSimplify ARGS1 (
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char *, filename);
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#endif /* HTPARSE_H */
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/*
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end of HTParse
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*/
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