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