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