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/*
Unix SMB/Netbios implementation.
Version 1.9.
Samba utility functions
Copyright (C) Andrew Tridgell 1992-1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
/*******************************************************************
Put an ASCII string into a UNICODE buffer (little endian).
********************************************************************/
char *ascii_to_unibuf(char *dest, const char *src, int maxlen)
{
char *destend = dest + maxlen;
register char c;
while (dest < destend)
{
c = *(src++);
if (c == 0)
{
break;
}
*(dest++) = c;
*(dest++) = 0;
}
*dest++ = 0;
*dest++ = 0;
return dest;
}
/*******************************************************************
Pull an ASCII string out of a UNICODE buffer (little endian).
********************************************************************/
const char *unibuf_to_ascii(char *dest, const char *src, int maxlen)
{
char *destend = dest + maxlen;
register char c;
while (dest < destend)
{
c = *(src++);
if ((c == 0) && (*src == 0))
{
break;
}
*dest++ = c;
src++;
}
*dest = 0;
return src;
}
/*******************************************************************
Put an ASCII string into a UNICODE array (uint16's).
********************************************************************/
void ascii_to_unistr(uint16 *dest, const char *src, int maxlen)
{
uint16 *destend = dest + maxlen;
register char c;
while (dest < destend)
{
c = *(src++);
if (c == 0)
{
break;
}
*(dest++) = (uint16)c;
}
*dest = 0;
}
/*******************************************************************
Pull an ASCII string out of a UNICODE array (uint16's).
********************************************************************/
void unistr_to_ascii(char *dest, const uint16 *src, int len)
{
char *destend = dest + len;
register uint16 c;
while (dest < destend)
{
c = *(src++);
if (c == 0)
{
break;
}
*(dest++) = (char)c;
}
*dest = 0;
}
/*******************************************************************
Convert a UNISTR2 structure to an ASCII string
********************************************************************/
void unistr2_to_ascii(char *dest, const UNISTR2 *str, int maxlen)
{
char *destend;
const uint16 *src;
int len;
register uint16 c;
src = str->buffer;
len = MIN(str->uni_str_len, maxlen);
destend = dest + len;
while (dest < destend)
{
c = *(src++);
if (c == 0)
{
break;
}
*(dest++) = (char)c;
}
*dest = 0;
}
/*******************************************************************
Skip a UNICODE string in a little endian buffer.
********************************************************************/
char *skip_unibuf(char *srcbuf, int len)
{
uint16 *src = (uint16 *)srcbuf;
uint16 *srcend = src + len/2;
while ((src < srcend) && (*(src++) != 0))
{
}
return (char *)src;
}
/*******************************************************************
UNICODE strcpy between buffers.
********************************************************************/
char *uni_strncpy(char *destbuf, const char *srcbuf, int len)
{
const uint16 *src = (const uint16 *)srcbuf;
uint16 *dest = (uint16 *)destbuf;
uint16 *destend = dest + len/2;
register uint16 c;
while (dest < destend)
{
c = *(src++);
if (c == 0)
{
break;
}
*(dest++) = c;
}
*dest++ = 0;
return (char *)dest;
}
/*******************************************************************
Return a number stored in a buffer
********************************************************************/
uint32 buffer2_to_uint32(const BUFFER2 *str)
{
if (str->buf_len == 4)
{
const char *src = str->buffer;
return IVAL(src, 0);
}
else
{
return 0;
}
}
/*******************************************************************
Convert a 'multi-string' buffer to space-separated ASCII.
********************************************************************/
void buffer2_to_multistr(char *dest, const BUFFER2 *str, int maxlen)
{
char *destend;
const char *src;
int len;
register uint16 c;
src = str->buffer;
len = MIN(str->buf_len/2, maxlen);
destend = dest + len;
while (dest < destend)
{
c = *(src++);
*(dest++) = (c == 0) ? ' ' : (char)c;
src++;
}
*dest = 0;
}
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