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/* -*- Mode: C; tab-width: 4 -*-
*
* Copyright (c) 1997-2004 Apple Computer, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "PosixCompat.h"
#include <DebugServices.h>
typedef PCHAR (WINAPI * if_indextoname_funcptr_t)(ULONG index, PCHAR name);
typedef ULONG (WINAPI * if_nametoindex_funcptr_t)(PCSTR name);
unsigned
if_nametoindex( const char * ifname )
{
HMODULE library;
unsigned index = 0;
check( ifname );
// Try and load the IP helper library dll
if ((library = LoadLibrary(TEXT("Iphlpapi")) ) != NULL )
{
if_nametoindex_funcptr_t if_nametoindex_funcptr;
// On Vista and above there is a Posix like implementation of if_nametoindex
if ((if_nametoindex_funcptr = (if_nametoindex_funcptr_t) GetProcAddress(library, "if_nametoindex")) != NULL )
{
index = if_nametoindex_funcptr(ifname);
}
FreeLibrary(library);
}
return index;
}
char*
if_indextoname( unsigned ifindex, char * ifname )
{
HMODULE library;
char * name = NULL;
check( ifname );
*ifname = '\0';
// Try and load the IP helper library dll
if ((library = LoadLibrary(TEXT("Iphlpapi")) ) != NULL )
{
if_indextoname_funcptr_t if_indextoname_funcptr;
// On Vista and above there is a Posix like implementation of if_indextoname
if ((if_indextoname_funcptr = (if_indextoname_funcptr_t) GetProcAddress(library, "if_indextoname")) != NULL )
{
name = if_indextoname_funcptr(ifindex, ifname);
}
FreeLibrary(library);
}
return name;
}
int
inet_pton( int family, const char * addr, void * dst )
{
struct sockaddr_storage ss;
int sslen = sizeof( ss );
ZeroMemory( &ss, sizeof( ss ) );
ss.ss_family = family;
if ( WSAStringToAddressA( ( LPSTR ) addr, family, NULL, ( struct sockaddr* ) &ss, &sslen ) == 0 )
{
if ( family == AF_INET ) { memcpy( dst, &( ( struct sockaddr_in* ) &ss)->sin_addr, sizeof( IN_ADDR ) ); return 1; }
else if ( family == AF_INET6 ) { memcpy( dst, &( ( struct sockaddr_in6* ) &ss)->sin6_addr, sizeof( IN6_ADDR ) ); return 1; }
else return 0;
}
else return 0;
}
int
gettimeofday( struct timeval * tv, struct timezone * tz )
{
#define EPOCHFILETIME (116444736000000000i64)
if ( tv != NULL )
{
FILETIME ft;
LARGE_INTEGER li;
__int64 t;
GetSystemTimeAsFileTime(&ft);
li.LowPart = ft.dwLowDateTime;
li.HighPart = ft.dwHighDateTime;
t = li.QuadPart; /* In 100-nanosecond intervals */
t -= EPOCHFILETIME; /* Offset to the Epoch time */
t /= 10; /* In microseconds */
tv->tv_sec = ( long )( t / 1000000 );
tv->tv_usec = ( long )( t % 1000000 );
}
return 0;
}
extern struct tm*
localtime_r( const time_t * clock, struct tm * result )
{
localtime_s( result, clock );
return result;
}