a8f6a1c121
write generic stralloc and array textcode wrapper functions change textcode API to use long instead of int add cescape fmt and scan functions to textcode add fmt_foldwhitespace to textcode
81 lines
3.2 KiB
C
81 lines
3.2 KiB
C
#ifndef SCAN_H
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#define SCAN_H
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#include <sys/types.h>
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#ifdef __dietlibc__
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#include <sys/cdefs.h>
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#endif
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#ifndef __pure__
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#define __pure__
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#endif
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/* interpret src as ASCII decimal number, write number to dest and
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* return the number of bytes that were parsed */
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unsigned int scan_ulong(const char *src,unsigned long *dest);
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/* interpret src as ASCII hexadecimal number, write number to dest and
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* return the number of bytes that were parsed */
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unsigned int scan_xlong(const char *src,unsigned long *dest);
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/* interpret src as ASCII octal number, write number to dest and
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* return the number of bytes that were parsed */
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unsigned int scan_8long(const char *src,unsigned long *dest);
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/* interpret src as signed ASCII decimal number, write number to dest
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* and return the number of bytes that were parsed */
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unsigned int scan_long(const char *src,signed long *dest);
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unsigned int scan_longlong(const char *src,signed long long *dest);
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unsigned int scan_ulonglong(const char *src,unsigned long long *dest);
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unsigned int scan_xlonglong(const char *src,unsigned long long *dest);
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unsigned int scan_8longlong(const char *src,unsigned long long *dest);
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unsigned int scan_uint(const char *src,unsigned int *dest);
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unsigned int scan_xint(const char *src,unsigned int *dest);
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unsigned int scan_8int(const char *src,unsigned int *dest);
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unsigned int scan_int(const char *src,signed int *dest);
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unsigned int scan_ushort(const char *src,unsigned short *dest);
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unsigned int scan_xshort(const char *src,unsigned short *dest);
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unsigned int scan_8short(const char *src,unsigned short *dest);
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unsigned int scan_short(const char *src,signed short *dest);
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/* interpret src as double precision floating point number,
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* write number to dest and return the number of bytes that were parsed */
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unsigned int scan_double(const char *in, double *dest);
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/* if *src=='-', set *dest to -1 and return 1.
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* if *src=='+', set *dest to 1 and return 1.
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* otherwise set *dest to 1 return 0. */
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unsigned int scan_plusminus(const char *src,signed int *dest);
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/* return the highest integer n<=limit so that isspace(in[i]) for all 0<=i<=n */
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unsigned long scan_whitenskip(const char *in,unsigned long limit) __pure__;
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/* return the highest integer n<=limit so that !isspace(in[i]) for all 0<=i<=n */
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unsigned long scan_nonwhitenskip(const char *in,unsigned long limit) __pure__;
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/* return the highest integer n<=limit so that in[i] is element of
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* charset (ASCIIZ string) for all 0<=i<=n */
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unsigned long scan_charsetnskip(const char *in,const char *charset,unsigned long limit) __pure__;
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/* return the highest integer n<=limit so that in[i] is not element of
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* charset (ASCIIZ string) for all 0<=i<=n */
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unsigned long scan_noncharsetnskip(const char *in,const char *charset,unsigned long limit) __pure__;
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/* try to parse ASCII GMT date; does not understand time zones. */
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/* example dates:
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* "Sun, 06 Nov 1994 08:49:37 GMT"
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* "Sunday, 06-Nov-94 08:49:37 GMT"
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* "Sun Nov 6 08:49:37 1994"
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*/
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unsigned int scan_httpdate(const char *in,time_t *t) __pure__;
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/* a few internal function that might be useful independently */
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/* convert from hex ASCII, return 0 to 15 for success or -1 for failure */
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int scan_fromhex(unsigned char c);
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#endif
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