211 lines
3.4 KiB
C
211 lines
3.4 KiB
C
/*++
|
|
|
|
Copyright (c) 1998, Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
dnslookup.h
|
|
|
|
Abstract:
|
|
|
|
This module contains declarations related to the DNS server's
|
|
lookup table.
|
|
|
|
Author:
|
|
|
|
Tom Brown (tbrown) 25-Oct-1999
|
|
|
|
Revision History:
|
|
|
|
Raghu Gatta (rgatta) 21-Oct-2000
|
|
Time macros + New Functions
|
|
|
|
--*/
|
|
|
|
#ifndef _NATHLP_DNSLOOKUP_H_
|
|
#define _NATHLP_DNSLOOKUP_H_
|
|
|
|
#define LOCAL_DOMAIN L"local"
|
|
#define LOCAL_DOMAIN_ANSI "local"
|
|
|
|
//
|
|
// move to somewhere else if necessary
|
|
//
|
|
|
|
//
|
|
// Time conversion constants and macros
|
|
//
|
|
|
|
#define SYSTIME_UNITS_IN_1_MSEC (1000 * 10)
|
|
#define SYSTIME_UNITS_IN_1_SEC (1000 * SYSTIME_UNITS_IN_1_MSEC)
|
|
|
|
|
|
//
|
|
// macro to get system time in 100-nanosecond units
|
|
//
|
|
|
|
#define DnsQuerySystemTime(p) NtQuerySystemTime((p))
|
|
|
|
|
|
//
|
|
// macros to convert time between 100-nanosecond, 1millsec, and 1 sec units
|
|
//
|
|
|
|
#define DnsSystemTimeToMillisecs(p) { \
|
|
DWORD _r; \
|
|
*(p) = RtlExtendedLargeIntegerDivide(*(p), SYSTIME_UNITS_IN_1_MSEC, &_r);\
|
|
}
|
|
|
|
#define DnsMillisecsToSystemTime(p) \
|
|
*(p) = RtlExtendedIntegerMultiply(*(p), SYSTIME_UNITS_IN_1_MSEC)
|
|
|
|
#define DnsSecsToSystemTime(p) \
|
|
*(p) = RtlExtendedIntegerMultiply(*(p), SYSTIME_UNITS_IN_1_SEC)
|
|
|
|
#define CACHE_ENTRY_EXPIRY (7 * 24 * 60 * 60) // (matches DHCP lease time)
|
|
|
|
|
|
|
|
typedef ULONG DNS_ADDRESS;
|
|
|
|
typedef struct
|
|
{
|
|
DNS_ADDRESS ulAddress;
|
|
FILETIME ftExpires;
|
|
//ULONG ulExpires;
|
|
} ADDRESS_INFO, *PADDRESS_INFO;
|
|
|
|
typedef struct
|
|
{
|
|
WCHAR *pszName;
|
|
UINT cAddresses;
|
|
DWORD cAddressesAllocated;
|
|
PADDRESS_INFO aAddressInfo;
|
|
} DNS_ENTRY, *PDNS_ENTRY;
|
|
|
|
typedef struct
|
|
{
|
|
DNS_ADDRESS ulAddress;
|
|
WCHAR *pszName; // do not free this! It is the same pointer as used in the
|
|
// forward lookup table.
|
|
} REVERSE_DNS_ENTRY, *PREVERSE_DNS_ENTRY;
|
|
|
|
|
|
extern CRITICAL_SECTION DnsTableLock; // protects both tables
|
|
extern RTL_GENERIC_TABLE g_DnsTable,
|
|
g_ReverseDnsTable;
|
|
|
|
|
|
ULONG
|
|
DnsInitializeTableManagement(
|
|
VOID
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsShutdownTableManagement(
|
|
VOID
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsEmptyTables(
|
|
VOID
|
|
);
|
|
|
|
|
|
BOOL
|
|
DnsRegisterName(
|
|
WCHAR *pszName,
|
|
UINT cAddresses,
|
|
ADDRESS_INFO aAddressInfo[]
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsAddAddressForName(
|
|
WCHAR *pszName,
|
|
DNS_ADDRESS ulAddress,
|
|
FILETIME ftExpires
|
|
//ULONG ulExpires
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsDeleteAddressForName(
|
|
WCHAR *pszName,
|
|
DNS_ADDRESS ulAddress
|
|
);
|
|
|
|
|
|
PDNS_ENTRY
|
|
DnsLookupAddress(
|
|
WCHAR *pszName
|
|
);
|
|
|
|
|
|
PREVERSE_DNS_ENTRY
|
|
DnsLookupName(
|
|
DNS_ADDRESS ulAddress
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsDeleteName(
|
|
WCHAR *pszName
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsUpdateName(
|
|
WCHAR *pszName,
|
|
DNS_ADDRESS ulAddress
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsUpdate(
|
|
CHAR *pszName,
|
|
ULONG len,
|
|
ULONG ulAddress
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsAddSelf(
|
|
VOID
|
|
);
|
|
|
|
|
|
VOID
|
|
DnsCleanupTables(
|
|
VOID
|
|
);
|
|
|
|
DWORD
|
|
DnsConvertHostNametoUnicode(
|
|
UINT CodePage,
|
|
CHAR *pszHostName,
|
|
PWCHAR DnsICSDomainSuffix,
|
|
PWCHAR *ppszUnicodeFQDN
|
|
);
|
|
|
|
BOOL
|
|
ConvertToUtf8(
|
|
IN UINT CodePage,
|
|
IN LPSTR pszName,
|
|
OUT PCHAR *ppszUtf8Name,
|
|
OUT ULONG *pUtf8NameSize
|
|
);
|
|
|
|
BOOL
|
|
ConvertUTF8ToUnicode(
|
|
IN LPBYTE UTF8String,
|
|
OUT LPWSTR *ppszUnicodeName,
|
|
OUT DWORD *pUnicodeNameSize
|
|
);
|
|
|
|
|
|
#endif
|
|
|