mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-14 10:57:08 +03:00
cf125b5b49
git-svn-id: svn://kolibrios.org@6102 a494cfbc-eb01-0410-851d-a64ba20cac60
81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
/*
|
|
* linux/lib/string.c
|
|
*
|
|
* Copyright (C) 1991, 1992 Linus Torvalds
|
|
*/
|
|
|
|
/*
|
|
* stupid library routines.. The optimized versions should generally be found
|
|
* as inline code in <asm-xx/string.h>
|
|
*
|
|
* These are buggy as well..
|
|
*
|
|
* * Fri Jun 25 1999, Ingo Oeser <ioe@informatik.tu-chemnitz.de>
|
|
* - Added strsep() which will replace strtok() soon (because strsep() is
|
|
* reentrant and should be faster). Use only strsep() in new code, please.
|
|
*
|
|
* * Sat Feb 09 2002, Jason Thomas <jason@topic.com.au>,
|
|
* Matthew Hawkins <matt@mh.dropbear.id.au>
|
|
* - Kissed strtok() goodbye
|
|
*/
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/string.h>
|
|
#include <linux/ctype.h>
|
|
#include <linux/module.h>
|
|
|
|
|
|
#ifndef __HAVE_ARCH_STRLCPY
|
|
/**
|
|
* strlcpy - Copy a C-string into a sized buffer
|
|
* @dest: Where to copy the string to
|
|
* @src: Where to copy the string from
|
|
* @size: size of destination buffer
|
|
*
|
|
* Compatible with *BSD: the result is always a valid
|
|
* NUL-terminated string that fits in the buffer (unless,
|
|
* of course, the buffer size is zero). It does not pad
|
|
* out the result like strncpy() does.
|
|
*/
|
|
size_t strlcpy(char *dest, const char *src, size_t size)
|
|
{
|
|
size_t ret = strlen(src);
|
|
|
|
if (size) {
|
|
size_t len = (ret >= size) ? size - 1 : ret;
|
|
memcpy(dest, src, len);
|
|
dest[len] = '\0';
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
#ifndef __HAVE_ARCH_STRLCAT
|
|
/**
|
|
* strlcat - Append a length-limited, C-string to another
|
|
* @dest: The string to be appended to
|
|
* @src: The string to append to it
|
|
* @count: The size of the destination buffer.
|
|
*/
|
|
size_t strlcat(char *dest, const char *src, size_t count)
|
|
{
|
|
size_t dsize = strlen(dest);
|
|
size_t len = strlen(src);
|
|
size_t res = dsize + len;
|
|
|
|
/* This would be a bug */
|
|
BUG_ON(dsize >= count);
|
|
|
|
dest += dsize;
|
|
count -= dsize;
|
|
if (len >= count)
|
|
len = count-1;
|
|
memcpy(dest, src, len);
|
|
dest[len] = 0;
|
|
return res;
|
|
}
|
|
#endif
|
|
|
|
|
|
#endif
|
|
|