220 lines
5.5 KiB
C
220 lines
5.5 KiB
C
/*
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* Private string definitions for CUPS.
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*
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* Copyright © 2007-2018 by Apple Inc.
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* Copyright © 1997-2006 by Easy Software Products.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more
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* information.
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*/
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#ifndef _CUPS_STRING_PRIVATE_H_
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# define _CUPS_STRING_PRIVATE_H_
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/*
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* Include necessary headers...
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*/
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# include "config.h"
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# include <stdio.h>
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# include <stdlib.h>
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# include <stdarg.h>
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# include <ctype.h>
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# include <errno.h>
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# include <locale.h>
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# include <time.h>
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# include <cups/versioning.h>
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# ifdef HAVE_STRING_H
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# include <string.h>
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# endif /* HAVE_STRING_H */
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# ifdef HAVE_STRINGS_H
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# include <strings.h>
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# endif /* HAVE_STRINGS_H */
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# ifdef HAVE_BSTRING_H
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# include <bstring.h>
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# endif /* HAVE_BSTRING_H */
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# if defined(_WIN32) && !defined(__CUPS_SSIZE_T_DEFINED)
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# define __CUPS_SSIZE_T_DEFINED
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# include <stddef.h>
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/* Windows does not support the ssize_t type, so map it to long... */
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typedef long ssize_t; /* @private@ */
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# endif /* _WIN32 && !__CUPS_SSIZE_T_DEFINED */
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/*
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* C++ magic...
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*/
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# ifdef __cplusplus
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extern "C" {
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# endif /* __cplusplus */
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/*
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* String pool structures...
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*/
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# define _CUPS_STR_GUARD 0x12344321
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typedef struct _cups_sp_item_s /**** String Pool Item ****/
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{
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# ifdef DEBUG_GUARDS
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unsigned int guard; /* Guard word */
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# endif /* DEBUG_GUARDS */
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unsigned int ref_count; /* Reference count */
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char str[1]; /* String */
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} _cups_sp_item_t;
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/*
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* Replacements for the ctype macros that are not affected by locale, since we
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* really only care about testing for ASCII characters when parsing files, etc.
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*
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* The _CUPS_INLINE definition controls whether we get an inline function body,
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* and external function body, or an external definition.
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*/
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# if defined(__GNUC__) || __STDC_VERSION__ >= 199901L
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# define _CUPS_INLINE static inline
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# elif defined(_MSC_VER)
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# define _CUPS_INLINE static __inline
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# elif defined(_CUPS_STRING_C_)
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# define _CUPS_INLINE
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# endif /* __GNUC__ || __STDC_VERSION__ */
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# ifdef _CUPS_INLINE
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_CUPS_INLINE int /* O - 1 on match, 0 otherwise */
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_cups_isalnum(int ch) /* I - Character to test */
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{
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return ((ch >= '0' && ch <= '9') ||
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(ch >= 'A' && ch <= 'Z') ||
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(ch >= 'a' && ch <= 'z'));
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}
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_CUPS_INLINE int /* O - 1 on match, 0 otherwise */
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_cups_isalpha(int ch) /* I - Character to test */
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{
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return ((ch >= 'A' && ch <= 'Z') ||
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(ch >= 'a' && ch <= 'z'));
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}
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_CUPS_INLINE int /* O - 1 on match, 0 otherwise */
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_cups_islower(int ch) /* I - Character to test */
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{
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return (ch >= 'a' && ch <= 'z');
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}
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_CUPS_INLINE int /* O - 1 on match, 0 otherwise */
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_cups_isspace(int ch) /* I - Character to test */
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{
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return (ch == ' ' || ch == '\f' || ch == '\n' || ch == '\r' || ch == '\t' ||
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ch == '\v');
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}
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_CUPS_INLINE int /* O - 1 on match, 0 otherwise */
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_cups_isupper(int ch) /* I - Character to test */
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{
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return (ch >= 'A' && ch <= 'Z');
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}
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_CUPS_INLINE int /* O - Converted character */
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_cups_tolower(int ch) /* I - Character to convert */
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{
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return (_cups_isupper(ch) ? ch - 'A' + 'a' : ch);
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}
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_CUPS_INLINE int /* O - Converted character */
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_cups_toupper(int ch) /* I - Character to convert */
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{
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return (_cups_islower(ch) ? ch - 'a' + 'A' : ch);
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}
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# else
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extern int _cups_isalnum(int ch);
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extern int _cups_isalpha(int ch);
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extern int _cups_islower(int ch);
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extern int _cups_isspace(int ch);
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extern int _cups_isupper(int ch);
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extern int _cups_tolower(int ch);
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extern int _cups_toupper(int ch);
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# endif /* _CUPS_INLINE */
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/*
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* Prototypes...
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*/
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extern ssize_t _cups_safe_vsnprintf(char *buffer, size_t bufsize, const char *format, va_list args) _CUPS_PRIVATE;
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extern void _cups_strcpy(char *dst, const char *src) _CUPS_PRIVATE;
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# ifndef HAVE_STRDUP
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extern char *_cups_strdup(const char *) _CUPS_PRIVATE;
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# define strdup _cups_strdup
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# endif /* !HAVE_STRDUP */
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extern int _cups_strcasecmp(const char *, const char *) _CUPS_PRIVATE;
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extern int _cups_strncasecmp(const char *, const char *, size_t n) _CUPS_PRIVATE;
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# ifndef HAVE_STRLCAT
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extern size_t _cups_strlcat(char *, const char *, size_t) _CUPS_PRIVATE;
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# define strlcat _cups_strlcat
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# endif /* !HAVE_STRLCAT */
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# ifndef HAVE_STRLCPY
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extern size_t _cups_strlcpy(char *, const char *, size_t) _CUPS_PRIVATE;
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# define strlcpy _cups_strlcpy
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# endif /* !HAVE_STRLCPY */
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# ifndef HAVE_SNPRINTF
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extern int _cups_snprintf(char *, size_t, const char *, ...) _CUPS_FORMAT(3, 4) _CUPS_PRIVATE;
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# define snprintf _cups_snprintf
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# endif /* !HAVE_SNPRINTF */
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# ifndef HAVE_VSNPRINTF
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extern int _cups_vsnprintf(char *, size_t, const char *, va_list) _CUPS_PRIVATE;
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# define vsnprintf _cups_vsnprintf
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# endif /* !HAVE_VSNPRINTF */
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/*
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* String pool functions...
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*/
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extern char *_cupsStrAlloc(const char *s) _CUPS_PRIVATE;
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extern void _cupsStrFlush(void) _CUPS_PRIVATE;
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extern void _cupsStrFree(const char *s) _CUPS_PRIVATE;
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extern char *_cupsStrRetain(const char *s) _CUPS_PRIVATE;
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extern size_t _cupsStrStatistics(size_t *alloc_bytes, size_t *total_bytes) _CUPS_PRIVATE;
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/*
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* Floating point number functions...
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*/
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extern char *_cupsStrFormatd(char *buf, char *bufend, double number,
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struct lconv *loc) _CUPS_PRIVATE;
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extern double _cupsStrScand(const char *buf, char **bufptr,
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struct lconv *loc) _CUPS_PRIVATE;
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/*
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* Date function...
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*/
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extern char *_cupsStrDate(char *buf, size_t bufsize, time_t timeval) _CUPS_PRIVATE;
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/*
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* C++ magic...
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*/
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# ifdef __cplusplus
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}
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# endif /* __cplusplus */
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#endif /* !_CUPS_STRING_H_ */
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