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184 lines
3.2 KiB
184 lines
3.2 KiB
/*++
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Copyright (c) 1989-2001 Microsoft Corporation
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Module Name:
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ip6util.h
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Abstract:
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IP6 utilities
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Author:
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Jiandong Ruan
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Revision History:
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--*/
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#ifndef __IP6UTIL_H__
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#define __IP6UTIL_H__
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#ifndef htons
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#define htons(x) RtlUshortByteSwap(x)
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#endif
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#ifndef ntohs
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#define ntohs htons
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#endif
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#ifndef htonl
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#define htonl(x) RtlUlongByteSwap(x)
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#endif
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#ifndef ntohl
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#define ntohl htonl
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#endif
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typedef struct {
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union {
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USHORT sin6_addr[8];
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BYTE sin6_addr_bytes[16];
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};
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ULONG sin6_scope_id;
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} SMB_IP6_ADDRESS, *PSMB_IP6_ADDRESS;
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typedef struct {
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union {
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ULONG sin4_addr;
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BYTE sin4_addr_bytes[4];
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};
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} SMB_IP4_ADDRESS, *PSMB_IP4_ADDRESS;
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typedef struct {
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enum {
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SMB_AF_INET,
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SMB_AF_INET6,
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SMB_AF_INVALID_INET6,
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} sin_family;
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union {
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SMB_IP4_ADDRESS ip4;
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SMB_IP6_ADDRESS ip6;
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};
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} SMB_IP_ADDRESS, *PSMB_IP_ADDRESS;
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void __inline
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ip6addr_getany(
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PSMB_IP6_ADDRESS addr
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)
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{
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RtlZeroMemory(addr->sin6_addr, sizeof(addr->sin6_addr));
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}
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void __inline
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ip6addr_getloopback(
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PSMB_IP6_ADDRESS addr
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)
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{
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RtlZeroMemory(addr->sin6_addr, sizeof(addr->sin6_addr));
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addr->sin6_addr[7] = 1;
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addr->sin6_scope_id = 0;
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}
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void __inline
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hton_ip6addr(
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PSMB_IP6_ADDRESS addr
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)
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{
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int i;
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BYTE a, b;
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for (i = 0; i < 8; i++) {
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addr->sin6_addr[i] = RtlUshortByteSwap(addr->sin6_addr[i]);
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}
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}
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#define ntoh_ip6addr hton_ip6addr
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BOOL
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inet_addr6W(
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WCHAR *str,
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PSMB_IP6_ADDRESS addr
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);
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BOOL
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inet_ntoa6W(
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WCHAR *str,
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DWORD Size,
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PSMB_IP6_ADDRESS addr
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);
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BOOL
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inet_ntoa6(
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CHAR *str,
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DWORD Size,
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PSMB_IP6_ADDRESS addr
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);
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void
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Inet_ntoa_nb(
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ULONG Address,
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PCHAR Buffer
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);
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unsigned long PASCAL
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inet_addrW(
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IN WCHAR *cp
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);
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#ifndef INADDR_ANY
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# define INADDR_ANY 0
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#endif
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#ifndef INADDR_NONE
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# define INADDR_NONE 0
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#endif
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#ifndef INADDR_LOOPBACK
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# define INADDR_LOOPBACK (0x7f000001)
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#endif
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int __inline
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SMB_IS_LINKLOCAL(const BYTE bytes[16])
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{
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return ((bytes[0] == 0xfe) && ((bytes[1] & 0xc0) == 0x80));
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}
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int __inline
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SMB_IS_SITELOCAL(const BYTE bytes[16])
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{
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return ((bytes[0] == 0xfe) && ((bytes[1] & 0xc0) == 0xc0));
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}
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int __inline
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SMB_IS_LOOPBACK(const BYTE bytes[16])
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{
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return ((bytes[0] == 0) &&
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(bytes[1] == 0) &&
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(bytes[2] == 0) &&
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(bytes[3] == 0) &&
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(bytes[4] == 0) &&
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(bytes[5] == 0) &&
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(bytes[6] == 0) &&
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(bytes[7] == 0) &&
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(bytes[8] == 0) &&
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(bytes[9] == 0) &&
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(bytes[10] == 0) &&
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(bytes[11] == 0) &&
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(bytes[12] == 0) &&
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(bytes[13] == 0) &&
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(bytes[14] == 0) &&
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(bytes[15] == 1));
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}
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int __inline
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SMB_IS_ADDRESS_ALLOWED(const BYTE bytes[16])
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{
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if (SMB_IS_LINKLOCAL(bytes) || SMB_IS_SITELOCAL(bytes) || SMB_IS_LOOPBACK(bytes)) {
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return TRUE;
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}
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return FALSE;
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}
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#endif
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