/* String handling for libwww STRINGS Case-independent string comparison and allocations with copies etc */ #ifndef HTSTRING_H #define HTSTRING_H #ifndef HTUTILS_H #include #endif /* HTUTILS_H */ extern int WWW_TraceFlag; /* Global flag for all W3 trace */ 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)); #if 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 */