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Ignore whitespace Rev 3845 → Rev 3846

/branches/network/uspace/srv/net/sockaddr.c
0,0 → 1,112
/*
* Copyright (c) 2008 Lukas Mejdrech
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
 
/** @addtogroup net
* @{
*/
 
/** @file
*
*/
 
#include <stdio.h>
#include <string.h>
 
#include "include/sockaddr.h"
#include "include/socket.h"
 
#include "err.h"
 
int inet_pton( uint16_t family, const char * address, uint8_t * data ){
const char * next;
char * last;
int index;
int count;
int base;
size_t bytes;
size_t shift;
unsigned long value;
 
if( ! data ) return EINVAL;
switch( family ){
case AF_INET:
count = 4;
base = 10;
bytes = 1;
break;
case AF_INET6:
count = 16;
base = 16;
bytes = 4;
break;
default:
return ENOTSUP;
}
if( ! address ){
memset( data, 0, count );
return ENOENT;
}
next = address;
index = 0;
do{
if( next && ( * next )){
if( index ) ++ next;
value = strtoul( next, & last, base );
next = last;
shift = bytes - 1;
do{
// like little endian
data[ index + shift ] = value;
// data[ index ] = value;
value >>= 8;
// ++ index;
}while( shift -- );
index += bytes;
}else{
memset( data + index, 0, count - index );
return EOK;
}
}while( index < count );
return EOK;
}
 
int inet_ntop( uint16_t family, const uint8_t * data, char * address, size_t length ){
if(( ! data ) || ( ! address )) return EINVAL;
switch( family ){
case AF_INET: if( length < INET_ADDRSTRLEN ) return ENOMEM;
sprintf( address, "%hhu.%hhu.%hhu.%hhu", data[ 0 ], data[ 1 ], data[ 2 ], data[ 3 ] );
return EOK;
case AF_INET6: if( length < INET6_ADDRSTRLEN ) return ENOMEM;
sprintf( address, "%hhx%hhx:%hhx%hhx:%hhx%hhx:%hhx%hhx:%hhx%hhx:%hhx%hhx:%hhx%hhx:%hhx%hhx", data[ 0 ], data[ 1 ], data[ 2 ], data[ 3 ], data[ 4 ], data[ 5 ], data[ 6 ], data[ 7 ], data[ 8 ], data[ 9 ], data[ 10 ], data[ 11 ], data[ 12 ], data[ 13 ], data[ 14 ], data[ 15 ] );
return EOK;
default: return ENOTSUP;
}
}
 
/** @}
*/
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Added: svn:eol-style
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