mirror of
https://github.com/reactos/wine.git
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ca3a241889
Add some missing A/W prototype macros. Update win32.api to fix the winapi_check warnings.
771 lines
22 KiB
C
771 lines
22 KiB
C
/*
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* DNS support
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*
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* Copyright (C) 2006 Hans Leidekker
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "wine/debug.h"
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#include <stdarg.h>
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.h>
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#endif
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#ifdef HAVE_ARPA_NAMESER_H
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# include <arpa/nameser.h>
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#endif
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#ifdef HAVE_RESOLV_H
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# include <resolv.h>
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#endif
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "windns.h"
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#include "dnsapi.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dnsapi);
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const char *dns_type_to_str( unsigned short type )
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{
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switch (type)
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{
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#define X(x) case (x): return #x;
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X(DNS_TYPE_ZERO)
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X(DNS_TYPE_A)
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X(DNS_TYPE_NS)
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X(DNS_TYPE_MD)
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X(DNS_TYPE_MF)
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X(DNS_TYPE_CNAME)
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X(DNS_TYPE_SOA)
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X(DNS_TYPE_MB)
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X(DNS_TYPE_MG)
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X(DNS_TYPE_MR)
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X(DNS_TYPE_NULL)
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X(DNS_TYPE_WKS)
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X(DNS_TYPE_PTR)
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X(DNS_TYPE_HINFO)
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X(DNS_TYPE_MINFO)
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X(DNS_TYPE_MX)
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X(DNS_TYPE_TEXT)
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X(DNS_TYPE_RP)
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X(DNS_TYPE_AFSDB)
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X(DNS_TYPE_X25)
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X(DNS_TYPE_ISDN)
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X(DNS_TYPE_RT)
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X(DNS_TYPE_NSAP)
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X(DNS_TYPE_NSAPPTR)
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X(DNS_TYPE_SIG)
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X(DNS_TYPE_KEY)
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X(DNS_TYPE_PX)
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X(DNS_TYPE_GPOS)
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X(DNS_TYPE_AAAA)
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X(DNS_TYPE_LOC)
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X(DNS_TYPE_NXT)
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X(DNS_TYPE_EID)
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X(DNS_TYPE_NIMLOC)
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X(DNS_TYPE_SRV)
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X(DNS_TYPE_ATMA)
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X(DNS_TYPE_NAPTR)
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X(DNS_TYPE_KX)
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X(DNS_TYPE_CERT)
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X(DNS_TYPE_A6)
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X(DNS_TYPE_DNAME)
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X(DNS_TYPE_SINK)
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X(DNS_TYPE_OPT)
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X(DNS_TYPE_UINFO)
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X(DNS_TYPE_UID)
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X(DNS_TYPE_GID)
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X(DNS_TYPE_UNSPEC)
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X(DNS_TYPE_ADDRS)
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X(DNS_TYPE_TKEY)
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X(DNS_TYPE_TSIG)
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X(DNS_TYPE_IXFR)
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X(DNS_TYPE_AXFR)
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X(DNS_TYPE_MAILB)
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X(DNS_TYPE_MAILA)
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X(DNS_TYPE_ANY)
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X(DNS_TYPE_WINS)
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X(DNS_TYPE_WINSR)
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#undef X
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default: { static char tmp[7]; sprintf( tmp, "0x%04x", type ); return tmp; }
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}
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}
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static int dns_strcmpX( LPCVOID str1, LPCVOID str2, BOOL wide )
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{
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if (wide)
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return lstrcmpiW( str1, str2 );
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else
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return lstrcmpiA( str1, str2 );
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}
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/******************************************************************************
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* DnsRecordCompare [DNSAPI.@]
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*
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*/
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BOOL WINAPI DnsRecordCompare( PDNS_RECORD r1, PDNS_RECORD r2 )
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{
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BOOL wide;
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unsigned int i;
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TRACE( "(%p,%p)\n", r1, r2 );
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if (r1->wType != r2->wType ||
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r1->wDataLength != r2->wDataLength ||
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r1->Flags.DW != r2->Flags.DW ||
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r1->dwReserved != r2->dwReserved) return FALSE;
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wide = (r1->Flags.S.CharSet == DnsCharSetUnicode) ? TRUE : FALSE;
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if (dns_strcmpX( r1->pName, r2->pName, wide )) return FALSE;
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switch (r1->wType)
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{
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case DNS_TYPE_A:
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{
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if (r1->Data.A.IpAddress != r2->Data.A.IpAddress) return FALSE;
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break;
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}
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case DNS_TYPE_SOA:
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{
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if (r1->Data.SOA.dwSerialNo != r2->Data.SOA.dwSerialNo ||
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r1->Data.SOA.dwRefresh != r2->Data.SOA.dwRefresh ||
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r1->Data.SOA.dwRetry != r2->Data.SOA.dwRetry ||
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r1->Data.SOA.dwExpire != r2->Data.SOA.dwExpire ||
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r1->Data.SOA.dwDefaultTtl != r2->Data.SOA.dwDefaultTtl)
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return FALSE;
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if (dns_strcmpX( r1->Data.SOA.pNamePrimaryServer,
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r2->Data.SOA.pNamePrimaryServer, wide ) ||
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dns_strcmpX( r1->Data.SOA.pNameAdministrator,
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r2->Data.SOA.pNameAdministrator, wide ))
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return FALSE;
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break;
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}
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case DNS_TYPE_PTR:
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case DNS_TYPE_NS:
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case DNS_TYPE_CNAME:
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case DNS_TYPE_MB:
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case DNS_TYPE_MD:
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case DNS_TYPE_MF:
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case DNS_TYPE_MG:
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case DNS_TYPE_MR:
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{
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if (dns_strcmpX( r1->Data.PTR.pNameHost,
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r2->Data.PTR.pNameHost, wide )) return FALSE;
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break;
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}
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case DNS_TYPE_MINFO:
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case DNS_TYPE_RP:
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{
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if (dns_strcmpX( r1->Data.MINFO.pNameMailbox,
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r2->Data.MINFO.pNameMailbox, wide ) ||
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dns_strcmpX( r1->Data.MINFO.pNameErrorsMailbox,
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r2->Data.MINFO.pNameErrorsMailbox, wide ))
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return FALSE;
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break;
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}
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case DNS_TYPE_MX:
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case DNS_TYPE_AFSDB:
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case DNS_TYPE_RT:
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{
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if (r1->Data.MX.wPreference != r2->Data.MX.wPreference)
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return FALSE;
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if (dns_strcmpX( r1->Data.MX.pNameExchange,
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r2->Data.MX.pNameExchange, wide ))
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return FALSE;
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break;
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}
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case DNS_TYPE_HINFO:
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case DNS_TYPE_ISDN:
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case DNS_TYPE_TEXT:
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case DNS_TYPE_X25:
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{
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if (r1->Data.TXT.dwStringCount != r2->Data.TXT.dwStringCount)
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return FALSE;
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for (i = 0; i < r1->Data.TXT.dwStringCount; i++)
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{
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if (dns_strcmpX( r1->Data.TXT.pStringArray[i],
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r2->Data.TXT.pStringArray[i], wide ))
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return FALSE;
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}
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break;
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}
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case DNS_TYPE_NULL:
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{
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if (r1->Data.Null.dwByteCount != r2->Data.Null.dwByteCount)
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return FALSE;
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if (memcmp( r1->Data.Null.Data,
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r2->Data.Null.Data, r1->Data.Null.dwByteCount ))
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return FALSE;
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break;
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}
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case DNS_TYPE_AAAA:
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{
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for (i = 0; i < sizeof(IP6_ADDRESS)/sizeof(DWORD); i++)
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{
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if (r1->Data.AAAA.Ip6Address.IP6Dword[i] !=
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r2->Data.AAAA.Ip6Address.IP6Dword[i]) return FALSE;
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}
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break;
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}
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case DNS_TYPE_KEY:
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{
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if (r1->Data.KEY.wFlags != r2->Data.KEY.wFlags ||
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r1->Data.KEY.chProtocol != r2->Data.KEY.chProtocol ||
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r1->Data.KEY.chAlgorithm != r2->Data.KEY.chAlgorithm)
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return FALSE;
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if (memcmp( r1->Data.KEY.Key, r2->Data.KEY.Key,
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r1->wDataLength - sizeof(DNS_KEY_DATA) + 1 ))
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return FALSE;
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break;
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}
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case DNS_TYPE_SIG:
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{
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if (dns_strcmpX( r1->Data.SIG.pNameSigner,
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r2->Data.SIG.pNameSigner, wide ))
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return FALSE;
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if (r1->Data.SIG.wTypeCovered != r2->Data.SIG.wTypeCovered ||
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r1->Data.SIG.chAlgorithm != r2->Data.SIG.chAlgorithm ||
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r1->Data.SIG.chLabelCount != r2->Data.SIG.chLabelCount ||
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r1->Data.SIG.dwOriginalTtl != r2->Data.SIG.dwOriginalTtl ||
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r1->Data.SIG.dwExpiration != r2->Data.SIG.dwExpiration ||
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r1->Data.SIG.dwTimeSigned != r2->Data.SIG.dwTimeSigned ||
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r1->Data.SIG.wKeyTag != r2->Data.SIG.wKeyTag)
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return FALSE;
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if (memcmp( r1->Data.SIG.Signature, r2->Data.SIG.Signature,
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r1->wDataLength - sizeof(DNS_SIG_DATAA) + 1 ))
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return FALSE;
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break;
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}
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case DNS_TYPE_ATMA:
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{
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if (r1->Data.ATMA.AddressType != r2->Data.ATMA.AddressType)
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return FALSE;
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for (i = 0; i < DNS_ATMA_MAX_ADDR_LENGTH; i++)
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{
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if (r1->Data.ATMA.Address[i] != r2->Data.ATMA.Address[i])
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return FALSE;
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}
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break;
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}
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case DNS_TYPE_NXT:
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{
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if (dns_strcmpX( r1->Data.NXT.pNameNext,
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r2->Data.NXT.pNameNext, wide )) return FALSE;
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if (r1->Data.NXT.wNumTypes != r2->Data.NXT.wNumTypes) return FALSE;
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if (memcmp( r1->Data.NXT.wTypes, r2->Data.NXT.wTypes,
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r1->wDataLength - sizeof(DNS_NXT_DATAA) + sizeof(WORD) ))
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return FALSE;
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break;
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}
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case DNS_TYPE_SRV:
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{
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if (dns_strcmpX( r1->Data.SRV.pNameTarget,
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r2->Data.SRV.pNameTarget, wide )) return FALSE;
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if (r1->Data.SRV.wPriority != r2->Data.SRV.wPriority ||
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r1->Data.SRV.wWeight != r2->Data.SRV.wWeight ||
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r1->Data.SRV.wPort != r2->Data.SRV.wPort)
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return FALSE;
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break;
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}
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case DNS_TYPE_TKEY:
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{
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if (dns_strcmpX( r1->Data.TKEY.pNameAlgorithm,
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r2->Data.TKEY.pNameAlgorithm, wide ))
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return FALSE;
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if (r1->Data.TKEY.dwCreateTime != r2->Data.TKEY.dwCreateTime ||
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r1->Data.TKEY.dwExpireTime != r2->Data.TKEY.dwExpireTime ||
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r1->Data.TKEY.wMode != r2->Data.TKEY.wMode ||
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r1->Data.TKEY.wError != r2->Data.TKEY.wError ||
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r1->Data.TKEY.wKeyLength != r2->Data.TKEY.wKeyLength ||
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r1->Data.TKEY.wOtherLength != r2->Data.TKEY.wOtherLength ||
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r1->Data.TKEY.cAlgNameLength != r2->Data.TKEY.cAlgNameLength ||
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r1->Data.TKEY.bPacketPointers != r2->Data.TKEY.bPacketPointers)
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return FALSE;
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/* FIXME: ignoring pAlgorithmPacket field */
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if (memcmp( r1->Data.TKEY.pKey, r2->Data.TKEY.pKey,
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r1->Data.TKEY.wKeyLength ) ||
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memcmp( r1->Data.TKEY.pOtherData, r2->Data.TKEY.pOtherData,
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r1->Data.TKEY.wOtherLength )) return FALSE;
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break;
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}
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case DNS_TYPE_TSIG:
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{
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if (dns_strcmpX( r1->Data.TSIG.pNameAlgorithm,
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r2->Data.TSIG.pNameAlgorithm, wide ))
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return FALSE;
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if (r1->Data.TSIG.i64CreateTime != r2->Data.TSIG.i64CreateTime ||
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r1->Data.TSIG.wFudgeTime != r2->Data.TSIG.wFudgeTime ||
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r1->Data.TSIG.wOriginalXid != r2->Data.TSIG.wOriginalXid ||
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r1->Data.TSIG.wError != r2->Data.TSIG.wError ||
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r1->Data.TSIG.wSigLength != r2->Data.TSIG.wSigLength ||
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r1->Data.TSIG.wOtherLength != r2->Data.TSIG.wOtherLength ||
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r1->Data.TSIG.cAlgNameLength != r2->Data.TSIG.cAlgNameLength ||
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r1->Data.TSIG.bPacketPointers != r2->Data.TSIG.bPacketPointers)
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return FALSE;
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/* FIXME: ignoring pAlgorithmPacket field */
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if (memcmp( r1->Data.TSIG.pSignature, r2->Data.TSIG.pSignature,
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r1->Data.TSIG.wSigLength ) ||
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memcmp( r1->Data.TSIG.pOtherData, r2->Data.TSIG.pOtherData,
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r1->Data.TSIG.wOtherLength )) return FALSE;
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break;
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}
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case DNS_TYPE_WINS:
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{
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if (r1->Data.WINS.dwMappingFlag != r2->Data.WINS.dwMappingFlag ||
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r1->Data.WINS.dwLookupTimeout != r2->Data.WINS.dwLookupTimeout ||
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r1->Data.WINS.dwCacheTimeout != r2->Data.WINS.dwCacheTimeout ||
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r1->Data.WINS.cWinsServerCount != r2->Data.WINS.cWinsServerCount)
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return FALSE;
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if (memcmp( r1->Data.WINS.WinsServers, r2->Data.WINS.WinsServers,
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r1->wDataLength - sizeof(DNS_WINS_DATA) + sizeof(IP4_ADDRESS) ))
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return FALSE;
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break;
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}
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case DNS_TYPE_WINSR:
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{
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if (r1->Data.WINSR.dwMappingFlag != r2->Data.WINSR.dwMappingFlag ||
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r1->Data.WINSR.dwLookupTimeout != r2->Data.WINSR.dwLookupTimeout ||
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r1->Data.WINSR.dwCacheTimeout != r2->Data.WINSR.dwCacheTimeout)
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return FALSE;
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if (dns_strcmpX( r1->Data.WINSR.pNameResultDomain,
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r2->Data.WINSR.pNameResultDomain, wide ))
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return FALSE;
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break;
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}
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default:
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FIXME( "unknown type: %s\n", dns_type_to_str( r1->wType ) );
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return FALSE;
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}
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return TRUE;
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}
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static LPVOID dns_strcpyX( LPCVOID src, DNS_CHARSET in, DNS_CHARSET out )
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{
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switch (in)
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{
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case DnsCharSetUnicode:
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{
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switch (out)
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{
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case DnsCharSetUnicode: return dns_strdup_w( src );
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case DnsCharSetUtf8: return dns_strdup_wu( src );
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case DnsCharSetAnsi: return dns_strdup_wa( src );
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default:
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WARN( "unhandled target charset: %d\n", out );
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break;
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}
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}
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case DnsCharSetUtf8:
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switch (out)
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{
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case DnsCharSetUnicode: return dns_strdup_uw( src );
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case DnsCharSetUtf8: return dns_strdup_u( src );
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case DnsCharSetAnsi: return dns_strdup_ua( src );
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default:
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WARN( "unhandled target charset: %d\n", out );
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break;
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}
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case DnsCharSetAnsi:
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switch (out)
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{
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case DnsCharSetUnicode: return dns_strdup_aw( src );
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case DnsCharSetUtf8: return dns_strdup_au( src );
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case DnsCharSetAnsi: return dns_strdup_a( src );
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default:
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WARN( "unhandled target charset: %d\n", out );
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break;
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}
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default:
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WARN( "unhandled source charset: %d\n", in );
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break;
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}
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return NULL;
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}
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/******************************************************************************
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* DnsRecordCopyEx [DNSAPI.@]
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*
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*/
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PDNS_RECORD WINAPI DnsRecordCopyEx( PDNS_RECORD src, DNS_CHARSET in, DNS_CHARSET out )
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{
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DNS_RECORD *dst;
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unsigned int i, size;
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TRACE( "(%p,%d,%d)\n", src, in, out );
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size = FIELD_OFFSET(DNS_RECORD, Data) + src->wDataLength;
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dst = dns_zero_alloc( size );
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if (!dst) return NULL;
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memcpy( dst, src, size );
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if (src->Flags.S.CharSet == DnsCharSetUtf8 ||
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src->Flags.S.CharSet == DnsCharSetAnsi ||
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src->Flags.S.CharSet == DnsCharSetUnicode) in = src->Flags.S.CharSet;
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dst->Flags.S.CharSet = out;
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dst->pName = dns_strcpyX( src->pName, in, out );
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if (!dst->pName) goto error;
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switch (src->wType)
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{
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case DNS_TYPE_HINFO:
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case DNS_TYPE_ISDN:
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case DNS_TYPE_TEXT:
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case DNS_TYPE_X25:
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{
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for (i = 0; i < src->Data.TXT.dwStringCount; i++)
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{
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dst->Data.TXT.pStringArray[i] =
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dns_strcpyX( src->Data.TXT.pStringArray[i], in, out );
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if (!dst->Data.TXT.pStringArray[i])
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{
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while (i > 0) dns_free( dst->Data.TXT.pStringArray[--i] );
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goto error;
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}
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}
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break;
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}
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case DNS_TYPE_MINFO:
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case DNS_TYPE_RP:
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|
{
|
|
dst->Data.MINFO.pNameMailbox =
|
|
dns_strcpyX( src->Data.MINFO.pNameMailbox, in, out );
|
|
if (!dst->Data.MINFO.pNameMailbox) goto error;
|
|
|
|
dst->Data.MINFO.pNameErrorsMailbox =
|
|
dns_strcpyX( src->Data.MINFO.pNameErrorsMailbox, in, out );
|
|
if (!dst->Data.MINFO.pNameErrorsMailbox)
|
|
{
|
|
dns_free( dst->Data.MINFO.pNameMailbox );
|
|
goto error;
|
|
}
|
|
break;
|
|
}
|
|
case DNS_TYPE_AFSDB:
|
|
case DNS_TYPE_RT:
|
|
case DNS_TYPE_MX:
|
|
{
|
|
dst->Data.MX.pNameExchange =
|
|
dns_strcpyX( src->Data.MX.pNameExchange, in, out );
|
|
if (!dst->Data.MX.pNameExchange) goto error;
|
|
break;
|
|
}
|
|
case DNS_TYPE_NXT:
|
|
{
|
|
dst->Data.NXT.pNameNext =
|
|
dns_strcpyX( src->Data.NXT.pNameNext, in, out );
|
|
if (!dst->Data.NXT.pNameNext) goto error;
|
|
break;
|
|
}
|
|
case DNS_TYPE_CNAME:
|
|
case DNS_TYPE_MB:
|
|
case DNS_TYPE_MD:
|
|
case DNS_TYPE_MF:
|
|
case DNS_TYPE_MG:
|
|
case DNS_TYPE_MR:
|
|
case DNS_TYPE_NS:
|
|
case DNS_TYPE_PTR:
|
|
{
|
|
dst->Data.PTR.pNameHost =
|
|
dns_strcpyX( src->Data.PTR.pNameHost, in, out );
|
|
if (!dst->Data.PTR.pNameHost) goto error;
|
|
break;
|
|
}
|
|
case DNS_TYPE_SIG:
|
|
{
|
|
dst->Data.SIG.pNameSigner =
|
|
dns_strcpyX( src->Data.SIG.pNameSigner, in, out );
|
|
if (!dst->Data.SIG.pNameSigner) goto error;
|
|
break;
|
|
}
|
|
case DNS_TYPE_SOA:
|
|
{
|
|
dst->Data.SOA.pNamePrimaryServer =
|
|
dns_strcpyX( src->Data.SOA.pNamePrimaryServer, in, out );
|
|
if (!dst->Data.SOA.pNamePrimaryServer) goto error;
|
|
|
|
dst->Data.SOA.pNameAdministrator =
|
|
dns_strcpyX( src->Data.SOA.pNameAdministrator, in, out );
|
|
if (!dst->Data.SOA.pNameAdministrator)
|
|
{
|
|
dns_free( dst->Data.SOA.pNamePrimaryServer );
|
|
goto error;
|
|
}
|
|
break;
|
|
}
|
|
case DNS_TYPE_SRV:
|
|
{
|
|
dst->Data.SRV.pNameTarget =
|
|
dns_strcpyX( src->Data.SRV.pNameTarget, in, out );
|
|
if (!dst->Data.SRV.pNameTarget) goto error;
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return dst;
|
|
|
|
error:
|
|
dns_free( dst->pName );
|
|
dns_free( dst );
|
|
return NULL;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DnsRecordListFree [DNSAPI.@]
|
|
*
|
|
*/
|
|
VOID WINAPI DnsRecordListFree( PDNS_RECORD list, DNS_FREE_TYPE type )
|
|
{
|
|
DNS_RECORD *r, *next;
|
|
unsigned int i;
|
|
|
|
TRACE( "(%p,%d)\n", list, type );
|
|
|
|
if (!list) return;
|
|
|
|
switch (type)
|
|
{
|
|
case DnsFreeRecordList:
|
|
{
|
|
for (r = list; (list = r); r = next)
|
|
{
|
|
dns_free( r->pName );
|
|
|
|
switch (r->wType)
|
|
{
|
|
case DNS_TYPE_HINFO:
|
|
case DNS_TYPE_ISDN:
|
|
case DNS_TYPE_TEXT:
|
|
case DNS_TYPE_X25:
|
|
{
|
|
for (i = 0; i < r->Data.TXT.dwStringCount; i++)
|
|
dns_free( r->Data.TXT.pStringArray[i] );
|
|
|
|
break;
|
|
}
|
|
case DNS_TYPE_MINFO:
|
|
case DNS_TYPE_RP:
|
|
{
|
|
dns_free( r->Data.MINFO.pNameMailbox );
|
|
dns_free( r->Data.MINFO.pNameErrorsMailbox );
|
|
break;
|
|
}
|
|
case DNS_TYPE_AFSDB:
|
|
case DNS_TYPE_RT:
|
|
case DNS_TYPE_MX:
|
|
{
|
|
dns_free( r->Data.MX.pNameExchange );
|
|
break;
|
|
}
|
|
case DNS_TYPE_NXT:
|
|
{
|
|
dns_free( r->Data.NXT.pNameNext );
|
|
break;
|
|
}
|
|
case DNS_TYPE_CNAME:
|
|
case DNS_TYPE_MB:
|
|
case DNS_TYPE_MD:
|
|
case DNS_TYPE_MF:
|
|
case DNS_TYPE_MG:
|
|
case DNS_TYPE_MR:
|
|
case DNS_TYPE_NS:
|
|
case DNS_TYPE_PTR:
|
|
{
|
|
dns_free( r->Data.PTR.pNameHost );
|
|
break;
|
|
}
|
|
case DNS_TYPE_SIG:
|
|
{
|
|
dns_free( r->Data.SIG.pNameSigner );
|
|
break;
|
|
}
|
|
case DNS_TYPE_SOA:
|
|
{
|
|
dns_free( r->Data.SOA.pNamePrimaryServer );
|
|
dns_free( r->Data.SOA.pNameAdministrator );
|
|
break;
|
|
}
|
|
case DNS_TYPE_SRV:
|
|
{
|
|
dns_free( r->Data.SRV.pNameTarget );
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
next = r->pNext;
|
|
dns_free( r );
|
|
}
|
|
break;
|
|
}
|
|
case DnsFreeFlat:
|
|
case DnsFreeParsedMessageFields:
|
|
{
|
|
FIXME( "unhandled free type: %d\n", type );
|
|
break;
|
|
}
|
|
default:
|
|
WARN( "unknown free type: %d\n", type );
|
|
break;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DnsRecordSetCompare [DNSAPI.@]
|
|
*
|
|
*/
|
|
BOOL WINAPI DnsRecordSetCompare( PDNS_RECORD set1, PDNS_RECORD set2,
|
|
PDNS_RECORD *diff1, PDNS_RECORD *diff2 )
|
|
{
|
|
BOOL ret = TRUE;
|
|
DNS_RECORD *r, *s1, *s2, *t, *u;
|
|
DNS_RRSET rr1, rr2;
|
|
|
|
TRACE( "(%p,%p,%p,%p)\n", set1, set2, diff1, diff2 );
|
|
|
|
if (!set1 && !set2) return FALSE;
|
|
|
|
if (diff1) *diff1 = NULL;
|
|
if (diff2) *diff2 = NULL;
|
|
|
|
if (set1 && !set2)
|
|
{
|
|
if (diff1) *diff1 = DnsRecordSetCopyEx( set1, 0, set1->Flags.S.CharSet );
|
|
return FALSE;
|
|
}
|
|
if (!set1 && set2)
|
|
{
|
|
if (diff2) *diff2 = DnsRecordSetCopyEx( set2, 0, set2->Flags.S.CharSet );
|
|
return FALSE;
|
|
}
|
|
|
|
DNS_RRSET_INIT( rr1 );
|
|
DNS_RRSET_INIT( rr2 );
|
|
|
|
for (r = s1 = set1; (s1 = r); r = r->pNext)
|
|
{
|
|
for (t = s2 = set2; (s2 = t); t = t->pNext)
|
|
{
|
|
u = DnsRecordCopyEx( r, r->Flags.S.CharSet, t->Flags.S.CharSet );
|
|
if (!u) goto error;
|
|
|
|
if (!DnsRecordCompare( t, u ))
|
|
{
|
|
DNS_RRSET_ADD( rr1, u );
|
|
ret = FALSE;
|
|
}
|
|
else dns_free( u );
|
|
}
|
|
}
|
|
|
|
for (t = s2 = set2; (s2 = t); t = t->pNext)
|
|
{
|
|
for (r = s1 = set1; (s1 = r); r = r->pNext)
|
|
{
|
|
u = DnsRecordCopyEx( t, t->Flags.S.CharSet, r->Flags.S.CharSet );
|
|
if (!u) goto error;
|
|
|
|
if (!DnsRecordCompare( r, u ))
|
|
{
|
|
DNS_RRSET_ADD( rr2, u );
|
|
ret = FALSE;
|
|
}
|
|
else dns_free( u );
|
|
}
|
|
}
|
|
|
|
DNS_RRSET_TERMINATE( rr1 );
|
|
DNS_RRSET_TERMINATE( rr2 );
|
|
|
|
if (diff1) *diff1 = rr1.pFirstRR;
|
|
if (diff2) *diff2 = rr2.pFirstRR;
|
|
|
|
return ret;
|
|
|
|
error:
|
|
DNS_RRSET_TERMINATE( rr1 );
|
|
DNS_RRSET_TERMINATE( rr2 );
|
|
|
|
DnsRecordListFree( rr1.pFirstRR, DnsFreeRecordList );
|
|
DnsRecordListFree( rr2.pFirstRR, DnsFreeRecordList );
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DnsRecordSetCopyEx [DNSAPI.@]
|
|
*
|
|
*/
|
|
PDNS_RECORD WINAPI DnsRecordSetCopyEx( PDNS_RECORD src_set, DNS_CHARSET in, DNS_CHARSET out )
|
|
{
|
|
DNS_RRSET dst_set;
|
|
DNS_RECORD *src, *dst;
|
|
|
|
TRACE( "(%p,%d,%d)\n", src_set, in, out );
|
|
|
|
DNS_RRSET_INIT( dst_set );
|
|
|
|
for (src = src_set; (src_set = src); src = src_set->pNext)
|
|
{
|
|
dst = DnsRecordCopyEx( src, in, out );
|
|
if (!dst)
|
|
{
|
|
DNS_RRSET_TERMINATE( dst_set );
|
|
DnsRecordListFree( dst_set.pFirstRR, DnsFreeRecordList );
|
|
return NULL;
|
|
}
|
|
DNS_RRSET_ADD( dst_set, dst );
|
|
}
|
|
|
|
DNS_RRSET_TERMINATE( dst_set );
|
|
return dst_set.pFirstRR;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DnsRecordSetDetach [DNSAPI.@]
|
|
*
|
|
*/
|
|
PDNS_RECORD WINAPI DnsRecordSetDetach( PDNS_RECORD set )
|
|
{
|
|
DNS_RECORD *r, *s;
|
|
|
|
TRACE( "(%p)\n", set );
|
|
|
|
for (r = set; (set = r); r = set->pNext)
|
|
{
|
|
if (r->pNext && !r->pNext->pNext)
|
|
{
|
|
s = r->pNext;
|
|
r->pNext = NULL;
|
|
return s;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|