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/* String handling for libwww
STRINGS
Case-independent string comparison and allocations with copies etc
*/
#ifndef HTSTRING_H
#define HTSTRING_H
#ifndef HTUTILS_H
#include <HTUtils.h>
#endif /* HTUTILS_H */
extern CONST char * HTLibraryVersion; /* String for help screen etc */
/*
EBCDIC string comparison using ASCII collating sequence
*/
#ifdef NOT_ASCII
extern int AS_casecomp PARAMS((CONST char *a, CONST char *b));
extern int AS_ncmp PARAMS((CONST char *a, CONST char *b, unsigned int n));
#define AS_cmp( a, b ) ( AS_ncmp( ( a ), ( b ), -1 ) )
extern int AS_cmp PARAMS((CONST char *a, CONST char *b));
#else
#define AS_casecomp( a, b ) ( strcasecomp( ( a ), ( b ) ) )
#define AS_ncmp( a, b, c ) ( strncmp( ( a ), ( b ), ( c ) ) )
#define AS_cmp strcmp
#endif /* NOT_ASCII */
/*
Case-insensitive string comparison
The usual routines (comp instead of cmp) had some problem.
*/
extern int strcasecomp PARAMS((CONST char *a, CONST char *b));
extern int strncasecomp PARAMS((CONST char *a, CONST char *b, int n));
extern int strcasecomp8 PARAMS((CONST char *a, CONST char *b));
extern int strncasecomp8 PARAMS((CONST char *a, CONST char *b, int n));
/*
** strcasecomp8 and strncasecomp8 are variants of strcasecomp
** and strncasecomp, but use 8bit upper/lower case information
** from the current display charset
*/
/*
Malloced string manipulation
*/
#define StrAllocCopy(dest, src) HTSACopy (&(dest), src)
#define StrAllocCat(dest, src) HTSACat (&(dest), src)
extern char * HTSACopy PARAMS ((char **dest, CONST char *src));
extern char * HTSACat PARAMS ((char **dest, CONST char *src));
/*
Next word or quoted string
*/
extern char * HTNextField PARAMS ((char** pstr));
/* A more general parser - kw */
extern char * HTNextTok PARAMS((char ** pstr,
CONST char * delims, CONST char * bracks, char * found));
#ifdef ANSI_VARARGS
extern char * HTSprintf (char ** pstr, CONST char * fmt, ...)
GCC_PRINTFLIKE(2,3);
extern char * HTSprintf0 (char ** pstr, CONST char * fmt, ...)
GCC_PRINTFLIKE(2,3);
#else
extern char * HTSprintf () GCC_PRINTFLIKE(2,3);
extern char * HTSprintf0 () GCC_PRINTFLIKE(2,3);
#endif
#if defined(LY_FIND_LEAKS) /* private otherwise */
extern char * StrAllocVsprintf PARAMS((
char ** pstr,
size_t len,
CONST char * fmt,
va_list * ap));
#endif
#if (defined(VMS) || defined(DOSPATH) || defined(__EMX__)) && !defined(__CYGWIN__)
#define USE_QUOTED_PARAMETER 0
#else
#define USE_QUOTED_PARAMETER 1
#endif
#if USE_QUOTED_PARAMETER
extern char *HTQuoteParameter PARAMS((CONST char *parameter));
extern void HTAddXpand PARAMS((char ** result, CONST char * command, int number, CONST char * parameter));
#else
#define HTQuoteParameter(parameter) parameter /* simplify ifdef'ing */
#define HTAddXpand(result,command,number,parameter) HTAddParam(result,command,number,parameter)
#endif
extern int HTCountCommandArgs PARAMS((CONST char * command));
extern void HTAddParam PARAMS((char ** result, CONST char * command, int number, CONST char * parameter));
extern void HTEndParam PARAMS((char ** result, CONST char * command, int number));
/* Force an option, with leading blanks, to be appended without quoting them */
#define HTOptParam(result, command, number, parameter) HTSACat(result, parameter)
/* Binary copy and concat */
#ifdef EXP_FILE_UPLOAD
typedef struct {
char *str;
int len;
} bstring;
extern void HTSABCopy PARAMS((bstring** dest, CONST char * src, int len));
extern void HTSABCat PARAMS((bstring ** dest, CONST char * src, int len));
#endif
#endif /* HTSTRING_H */
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