217 lines
5.0 KiB
C
217 lines
5.0 KiB
C
/*++
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Copyright (c) 1996-2001 Microsoft Corporation
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Module Name:
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local.h
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Abstract:
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Domain Name System (DNS)
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DNS Library local include file
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Author:
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Jim Gilroy December 1996
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Revision History:
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--*/
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#ifndef _DNSLIB_LOCAL_INCLUDED_
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#define _DNSLIB_LOCAL_INCLUDED_
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//#pragma warning(disable:4214)
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//#pragma warning(disable:4514)
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//#pragma warning(disable:4152)
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <basetyps.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <limits.h>
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//#include <tchar.h>
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#include <align.h> // Alignment macros
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#include <windns.h> // Public DNS definitions
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#define NO_DNSAPI_DLL
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//#define DNSLIB_SECURITY
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#define DNSAPI_INTERNAL
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#include "..\..\resolver\idl\resrpc.h"
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#include "dnslibp.h" // Private DNS definitions
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#include "..\dnsapi\dnsapip.h"
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#include "message.h"
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//#include "..\dnsapi\registry.h"
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//#include "rtlstuff.h" // Handy macros from NT RTL
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//
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// Use winsock2
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//
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#define DNS_WINSOCK_VERSION (0x0202) // Winsock 2.2
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//
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// Debugging
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//
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#define DNS_LOG_EVENT(a,b,c,d)
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// use DNS_ASSERT for dnslib debugging
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#undef ASSERT
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#define ASSERT(expr) DNS_ASSERT(expr)
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//
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// Single async socket for internal use
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//
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// If want async socket i/o then can create single async socket, with
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// corresponding event and always use it. Requires winsock 2.2
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//
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extern SOCKET DnsSocket;
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extern OVERLAPPED DnsSocketOverlapped;
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extern HANDLE hDnsSocketEvent;
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//
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// App shutdown flag
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//
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extern BOOLEAN fApplicationShutdown;
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//
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// Heap operations
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//
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#define ALLOCATE_HEAP(size) Dns_AllocZero( size )
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#define REALLOCATE_HEAP(p,size) Dns_Realloc( (p), (size) )
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#define FREE_HEAP(p) Dns_Free( p )
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#define ALLOCATE_HEAP_ZERO(size) Dns_AllocZero( size )
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//
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// RPC Exception filters
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//
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#define DNS_RPC_EXCEPTION_FILTER \
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(((RpcExceptionCode() != STATUS_ACCESS_VIOLATION) && \
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(RpcExceptionCode() != STATUS_DATATYPE_MISALIGNMENT) && \
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(RpcExceptionCode() != STATUS_PRIVILEGED_INSTRUCTION) && \
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(RpcExceptionCode() != STATUS_ILLEGAL_INSTRUCTION)) \
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? 0x1 : EXCEPTION_CONTINUE_SEARCH )
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// Not defined (RpcExceptionCode() != STATUS_POSSIBLE_DEADLOCK) && \
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// Not defined (RpcExceptionCode() != STATUS_INSTRUCTION_MISALIGNMENT) && \
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//
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// Table lookup.
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//
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// Many DNS Records have human readable mnemonics for given data values.
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// These are used for data file formats, and display in nslookup or debug
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// output or cmdline tools.
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//
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// To simplify this process, have a single mapping functionality that
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// supports DWORD \ LPSTR mapping tables. Tables for indivual types
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// may then be layered on top of this.
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//
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// Support two table types.
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// VALUE_TABLE_ENTRY is simple value-string mapping
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// FLAG_TABLE_ENTRY is designed for bit field flag mappings where
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// several flag strings might be contained in flag; this table
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// contains additional mask field to allow multi-bit fields
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// within the flag
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//
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typedef struct
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{
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DWORD dwValue; // flag value
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PCHAR pszString; // string representation of value
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}
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DNS_VALUE_TABLE_ENTRY, *PDNS_VALUE_TABLE;
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typedef struct
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{
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DWORD dwFlag; // flag value
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DWORD dwMask; // flag value mask
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PCHAR pszString; // string representation of value
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}
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DNS_FLAG_TABLE_ENTRY, *PDNS_FLAG_TABLE;
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// Error return on unmatched string
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#define DNS_TABLE_LOOKUP_ERROR (-1)
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DWORD
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Dns_ValueForString(
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IN PDNS_VALUE_TABLE Table,
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IN BOOL fIgnoreCase,
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IN PCHAR pchName,
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IN INT cchNameLength
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);
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PCHAR
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Dns_GetStringForValue(
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IN PDNS_VALUE_TABLE Table,
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IN DWORD dwValue
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);
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VOID
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DnsPrint_ValueTable(
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IN PRINT_ROUTINE PrintRoutine,
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IN PPRINT_CONTEXT pPrintContext,
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IN LPSTR pszHeader,
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IN PDNS_VALUE_TABLE Table
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);
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DWORD
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Dns_FlagForString(
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IN PDNS_FLAG_TABLE Table,
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IN BOOL fIgnoreCase,
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IN PCHAR pchName,
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IN INT cchNameLength
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);
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PCHAR
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Dns_WriteStringsForFlag(
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IN PDNS_FLAG_TABLE Table,
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IN DWORD dwFlag,
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IN OUT PCHAR pchFlag
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);
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//
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// Random -- back to dnslib.h when it goes private again
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//
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// DCR: return these to dnslib.h when private
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//
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PCHAR
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Dns_ParsePacketRecord(
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IN PCHAR pchPacket,
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IN PCHAR pchMsgEnd,
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IN OUT PDNS_PARSED_RR pParsedRR
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);
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#endif // _DNSLIB_LOCAL_INCLUDED_
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