/*
 *  Routines to access hardware
 *
 *  Copyright (c) 2013 Realtek Semiconductor Corp.
 *
 *  This module is a confidential and proprietary property of RealTek and
 *  possession or use of this module requires written permission of RealTek.
 */

#ifndef _STRPROC_H_
#define _STRPROC_H_

#include <stddef.h> /* for size_t */
#include "va_list.h"

#ifndef isprint
#define in_range(c, lo, up)  ((u8)c >= lo && (u8)c <= up)
#define isprint(c)           in_range(c, 0x20, 0x7f)
#define isdigit(c)           in_range(c, '0', '9')
#define isxdigit(c)          (isdigit(c) || in_range(c, 'a', 'f') || in_range(c, 'A', 'F'))
#define islower(c)           in_range(c, 'a', 'z')
#define isspace(c)           (c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v' || c == ',')
#endif  


extern _LONG_CALL_ char *_strncpy(char *dest, const char *src, size_t count);
extern _LONG_CALL_ char *_strcpy(char *dest, const char *src);
extern _LONG_CALL_ size_t _strlen(const char *s);
extern _LONG_CALL_ size_t _strnlen(const char *s, size_t count);
extern _LONG_CALL_ int _strcmp(const char *cs, const char *ct);
extern _LONG_CALL_ int _strncmp(const char *cs, const char *ct, size_t count);
extern _LONG_CALL_ int _sscanf(const char *buf, const char *fmt, ...);
extern _LONG_CALL_ char *_strsep(char **s, const char *ct);
extern _LONG_CALL_ char *skip_spaces(const char *str);
extern _LONG_CALL_ int skip_atoi(const char **s);
extern _LONG_CALL_ int _vsscanf(const char *buf, const char *fmt, va_list args);
extern _LONG_CALL_ unsigned long long simple_strtoull(const char *cp, char **endp, unsigned int base);
extern _LONG_CALL_ long simple_strtol(const char *cp, char **endp, unsigned int base);
extern _LONG_CALL_ long long simple_strtoll(const char *cp, char **endp, unsigned int base);
extern _LONG_CALL_ unsigned long simple_strtoul(const char *cp, char **endp, unsigned int base);
extern _LONG_CALL_ const char *_parse_integer_fixup_radix(const char *s, unsigned int *base);
extern _LONG_CALL_ unsigned int _parse_integer(const char *s, unsigned int base, unsigned long long *p);
extern _LONG_CALL_ u64 div_u64(u64 dividend, u32 divisor);
extern _LONG_CALL_ s64 div_s64(s64 dividend, s32 divisor);
extern _LONG_CALL_ u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder);
extern _LONG_CALL_ s64 div_s64_rem(s64 dividend, s32 divisor, s32 *remainder);
extern _LONG_CALL_ char *_strpbrk(const char *cs, const char *ct);
extern _LONG_CALL_ char *_strchr(const char *s, int c);


extern _LONG_CALL_ VOID
prvStrCpy(
    IN  u8  *pDES,
    IN  const u8  *pSRC
);

extern _LONG_CALL_ u32
prvStrLen(
    IN  const   u8  *pSRC
);

extern _LONG_CALL_  u8
prvStrCmp(
    IN  const   u8  *string1,
    IN  const   u8  *string2
);

extern _LONG_CALL_ u8*
StrUpr(
    IN  u8  *string
);

extern _LONG_CALL_ int prvAtoi(
	IN const char * s
);

extern _LONG_CALL_ const char * prvStrStr(
	IN const char * str1, 
	IN const char * str2
);


#ifndef ARDUINO_SDK
/*
 * Fast implementation of tolower() for internal usage. Do not use in your
 * code.
 */
static inline char _tolower(const char c)
{
    return c | 0x20;
}
#endif

/* Fast check for octal digit */
static inline int isodigit(const char c)
{
    return c >= '0' && c <= '7';
}
#ifndef strtoul
#define strtoul(str, endp, base)       simple_strtoul(str, endp, base)
#endif
#ifndef strtol
#define strtol(str, endp, base)        simple_strtol(str, endp, base)
#endif

#endif