string.cpp File Reference

#include <string.h>
#include <values.h>
#include <stdlib.h>
#include <ctype.h>

Include dependency graph for string.cpp:

Macros
#define	SS   (sizeof(size_t))
#define	ALIGN   (sizeof(size_t)-1)
#define	ONES   ((size_t)-1/UCHAR_MAX)
#define	HIGHS   (ONES * (UCHAR_MAX/2+1))
#define	HASZERO(x)   ((x)-ONES & ~(x) & HIGHS)

Functions
void *_cdecl	memset (void *targ, unsigned char val, size_t len)
void	memset (void *targ, unsigned char val, uint32_t len)
int	memcmp (const void *vl, const void *vr, size_t n)
void *	memcpy (void *dest, void *src, size_t count)
void *	memcpy (void *dest, void *src, uint32_t count)
int	strcmp (const char *str1, const char *str2)
char *	strcpy (char *__restrict s1, const char *__restrict s2)
size_t	strlen (const char *s)
size_t	strnlen (const char *string, size_t maxlen)
int	strncmp (const char *s1, const char *s2, size_t n)
char *	strncpy (char *destString, const char *sourceString, size_t maxLength)
char *	strchrnul (const char *s, int c)
char *	strchr (const char *str, int character)
	locates first occurance of character in string
int	strcasecmp (const char *s1, const char *s2)
int	strncasecmp (const char *s1, const char *s2, size_t length)
char *	strcasestr (const char *s1, const char *s2)
char *	strcat (char *destString, const char *sourceString)
char *	strncat (char *destString, const char *sourceString, size_t maxLength)
char *	strdup (const char *srcString)
char *	strerror (int error)
char *	strrchr (const char *string, int character)
size_t	strspn (const char *s1, const char *s2)
char *	strstr (const char *s1, const char *s2)
char *	strtok (char *string, const char *delim)
char *	strtok_r (char *string, const char *delim, char **saveptr)
long long int	strtoll (const char *string, char **endString, int base)
void	bzero (void *string, size_t number)
void	bcopy (const void *src, void *dest, size_t len)
int	ffs (int i)
void *	memmove (void *dest, void const *src, unsigned __int64 bytes)
void *	memchr (const void *src, int c, size_t n)

Macro Definition Documentation

ALIGN

#define ALIGN   (sizeof(size_t)-1)

HASZERO

#define HASZERO

(

x

)

((x)-ONES & ~(x) & HIGHS)

HIGHS

#define HIGHS   (ONES * (UCHAR_MAX/2+1))

ONES

#define ONES   ((size_t)-1/UCHAR_MAX)

SS

#define SS   (sizeof(size_t))

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Function Documentation

bcopy()

void bcopy	(	const void *	src,
		void *	dest,
		size_t	len
	)

bzero()

void bzero	(	void *	string,
		size_t	number
	)

===========================================================

Memory Functions

---

ffs()

int ffs

(

int

i

)

memchr()

void * memchr	(	const void *	src,
		int	c,
		size_t	n
	)

memcmp()

int memcmp	(	const void *	vl,
		const void *	vr,
		size_t	n
	)

memcpy() [1/2]

void * memcpy	(	void *	dest,
		void *	src,
		size_t	count
	)

memcpy() [2/2]

void * memcpy	(	void *	dest,
		void *	src,
		uint32_t	count
	)

memmove()

void * memmove	(	void *	dest,
		void const *	src,
		unsigned __int64	bytes
	)

memset() [1/2]

void *_cdecl memset	(	void *	targ,
		unsigned char	val,
		size_t	len
	)

=====================================================

M E M O R Y G L O B A L F U N C T I O N S

memset() [2/2]

void memset	(	void *	targ,
		unsigned char	val,
		uint32_t	len
	)

BSD 2-Clause License

Copyright (c) 2023-2025, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

strcasecmp()

int strcasecmp	(	const char *	s1,
		const char *	s2
	)

strcasestr()

char * strcasestr	(	const char *	s1,
		const char *	s2
	)

strcat()

char * strcat	(	char *	destString,
		const char *	sourceString
	)

strchr()

char * strchr	(	const char *	str,
		int	character
	)

locates first occurance of character in string

strchrnul()

char * strchrnul	(	const char *	s,
		int	c
	)

strcmp()

int strcmp	(	const char *	str1,
		const char *	str2
	)

BSD 2-Clause License

Copyright (c) 2022, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

strcpy()

char * strcpy	(	char *__restrict	s1,
		const char *__restrict	s2
	)

strdup()

char * strdup

(

const char *

srcString

)

strerror()

char * strerror

(

int

error

)

strlen()

size_t strlen

(

const char *

s

)

strncasecmp()

int strncasecmp	(	const char *	s1,
		const char *	s2,
		size_t	length
	)

strncat()

char * strncat	(	char *	destString,
		const char *	sourceString,
		size_t	maxLength
	)

strncmp()

int strncmp	(	const char *	s1,
		const char *	s2,
		size_t	n
	)

strncpy()

char * strncpy	(	char *	destString,
		const char *	sourceString,
		size_t	maxLength
	)

strnlen()

size_t strnlen	(	const char *	string,
		size_t	maxlen
	)

strrchr()

char * strrchr	(	const char *	string,
		int	character
	)

strspn()

size_t strspn	(	const char *	s1,
		const char *	s2
	)

strstr()

char * strstr	(	const char *	s1,
		const char *	s2
	)

strtok()

char * strtok	(	char *	string,
		const char *	delim
	)

strtok_r()

char * strtok_r	(	char *	string,
		const char *	delim,
		char **	saveptr
	)

strtoll()

long long int strtoll	(	const char *	string,
		char **	endString,
		int	base
	)