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ca3a241889
Add some missing A/W prototype macros. Update win32.api to fix the winapi_check warnings.
268 lines
7.5 KiB
C
268 lines
7.5 KiB
C
/*
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* DNS support
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*
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* Copyright (C) 2006 Matthew Kehrer
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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/debug.h"
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#include "wine/unicode.h"
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#include <stdarg.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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# undef NOERROR
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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 "winerror.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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/******************************************************************************
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* DnsNameCompare_A [DNSAPI.@]
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*
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*/
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BOOL WINAPI DnsNameCompare_A( PCSTR name1, PCSTR name2 )
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{
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BOOL ret;
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PWSTR name1W, name2W;
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TRACE( "(%s,%s)\n", debugstr_a(name1), debugstr_a(name2) );
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name1W = dns_strdup_aw( name1 );
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name2W = dns_strdup_aw( name2 );
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ret = DnsNameCompare_W( name1W, name2W );
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dns_free( name1W );
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dns_free( name2W );
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return ret;
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}
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/******************************************************************************
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* DnsNameCompare_W [DNSAPI.@]
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*
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*/
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BOOL WINAPI DnsNameCompare_W( PCWSTR name1, PCWSTR name2 )
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{
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PCWSTR p, q;
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TRACE( "(%s,%s)\n", debugstr_w(name1), debugstr_w(name2) );
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if (!name1 && !name2) return TRUE;
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if (!name1 || !name2) return FALSE;
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p = name1 + lstrlenW( name1 ) - 1;
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q = name2 + lstrlenW( name2 ) - 1;
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while (*p == '.' && p >= name1) p--;
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while (*q == '.' && q >= name2) q--;
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if (p - name1 != q - name2) return FALSE;
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while (name1 <= p)
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{
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if (toupperW( *name1 ) != toupperW( *name2 ))
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return FALSE;
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name1++;
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name2++;
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}
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return TRUE;
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}
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/******************************************************************************
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* DnsValidateName_A [DNSAPI.@]
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*
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*/
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DNS_STATUS WINAPI DnsValidateName_A( PCSTR name, DNS_NAME_FORMAT format )
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{
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PWSTR nameW;
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DNS_STATUS ret;
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TRACE( "(%s, %d)\n", debugstr_a(name), format );
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nameW = dns_strdup_aw( name );
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ret = DnsValidateName_W( nameW, format );
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dns_free( nameW );
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return ret;
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}
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/******************************************************************************
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* DnsValidateName_UTF8 [DNSAPI.@]
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*
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*/
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DNS_STATUS WINAPI DnsValidateName_UTF8( PCSTR name, DNS_NAME_FORMAT format )
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{
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PWSTR nameW;
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DNS_STATUS ret;
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TRACE( "(%s, %d)\n", debugstr_a(name), format );
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nameW = dns_strdup_uw( name );
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ret = DnsValidateName_W( nameW, format );
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dns_free( nameW );
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return ret;
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}
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#define HAS_EXTENDED 0x0001
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#define HAS_NUMERIC 0x0002
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#define HAS_NON_NUMERIC 0x0004
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#define HAS_DOT 0x0008
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#define HAS_DOT_DOT 0x0010
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#define HAS_SPACE 0x0020
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#define HAS_INVALID 0x0040
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#define HAS_ASTERISK 0x0080
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#define HAS_UNDERSCORE 0x0100
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#define HAS_LONG_LABEL 0x0200
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/******************************************************************************
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* DnsValidateName_W [DNSAPI.@]
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*
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*/
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DNS_STATUS WINAPI DnsValidateName_W( PCWSTR name, DNS_NAME_FORMAT format )
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{
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PCWSTR p;
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unsigned int i, j, state = 0;
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static const WCHAR invalid[] = {
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'{','|','}','~','[','\\',']','^','\'',':',';','<','=','>',
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'?','@','!','\"','#','$','%','^','`','(',')','+','/',',',0 };
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TRACE( "(%s, %d)\n", debugstr_w(name), format );
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if (!name) return ERROR_INVALID_NAME;
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for (p = name, i = 0, j = 0; *p; p++, i++, j++)
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{
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if (*p == '.')
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{
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j = 0;
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state |= HAS_DOT;
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if (p[1] == '.') state |= HAS_DOT_DOT;
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}
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else if (*p < '0' || *p > '9') state |= HAS_NON_NUMERIC;
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else state |= HAS_NUMERIC;
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if (j > 62) state |= HAS_LONG_LABEL;
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if (strchrW( invalid, *p )) state |= HAS_INVALID;
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else if ((unsigned)*p > 127) state |= HAS_EXTENDED;
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else if (*p == ' ') state |= HAS_SPACE;
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else if (*p == '_') state |= HAS_UNDERSCORE;
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else if (*p == '*') state |= HAS_ASTERISK;
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}
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if (i == 0 || i > 255 ||
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(state & HAS_LONG_LABEL) ||
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(state & HAS_DOT_DOT) ||
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(name[0] == '.' && name[1])) return ERROR_INVALID_NAME;
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switch (format)
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{
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case DnsNameDomain:
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{
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if (!(state & HAS_NON_NUMERIC) && (state & HAS_NUMERIC))
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return DNS_ERROR_NUMERIC_NAME;
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if ((state & HAS_EXTENDED) || (state & HAS_UNDERSCORE))
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return DNS_ERROR_NON_RFC_NAME;
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if ((state & HAS_SPACE) ||
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(state & HAS_INVALID) ||
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(state & HAS_ASTERISK)) return DNS_ERROR_INVALID_NAME_CHAR;
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break;
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}
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case DnsNameDomainLabel:
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{
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if (state & HAS_DOT) return ERROR_INVALID_NAME;
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if ((state & HAS_EXTENDED) || (state & HAS_UNDERSCORE))
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return DNS_ERROR_NON_RFC_NAME;
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if ((state & HAS_SPACE) ||
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(state & HAS_INVALID) ||
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(state & HAS_ASTERISK)) return DNS_ERROR_INVALID_NAME_CHAR;
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break;
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}
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case DnsNameHostnameFull:
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{
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if (!(state & HAS_NON_NUMERIC) && (state & HAS_NUMERIC))
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return DNS_ERROR_NUMERIC_NAME;
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if ((state & HAS_EXTENDED) || (state & HAS_UNDERSCORE))
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return DNS_ERROR_NON_RFC_NAME;
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if ((state & HAS_SPACE) ||
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(state & HAS_INVALID) ||
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(state & HAS_ASTERISK)) return DNS_ERROR_INVALID_NAME_CHAR;
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break;
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}
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case DnsNameHostnameLabel:
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{
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if (state & HAS_DOT) return ERROR_INVALID_NAME;
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if (!(state & HAS_NON_NUMERIC) && (state & HAS_NUMERIC))
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return DNS_ERROR_NUMERIC_NAME;
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if ((state & HAS_EXTENDED) || (state & HAS_UNDERSCORE))
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return DNS_ERROR_NON_RFC_NAME;
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if ((state & HAS_SPACE) ||
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(state & HAS_INVALID) ||
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(state & HAS_ASTERISK)) return DNS_ERROR_INVALID_NAME_CHAR;
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break;
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}
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case DnsNameWildcard:
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{
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if (!(state & HAS_NON_NUMERIC) && (state & HAS_NUMERIC))
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return ERROR_INVALID_NAME;
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if (name[0] != '*') return ERROR_INVALID_NAME;
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if (name[1] && name[1] != '.')
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return DNS_ERROR_INVALID_NAME_CHAR;
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if ((state & HAS_EXTENDED) ||
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(state & HAS_SPACE) ||
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(state & HAS_INVALID)) return ERROR_INVALID_NAME;
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break;
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}
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case DnsNameSrvRecord:
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{
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if (!(state & HAS_NON_NUMERIC) && (state & HAS_NUMERIC))
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return ERROR_INVALID_NAME;
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if (name[0] != '_') return ERROR_INVALID_NAME;
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if ((state & HAS_UNDERSCORE) && !name[1])
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return DNS_ERROR_NON_RFC_NAME;
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if ((state & HAS_EXTENDED) ||
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(state & HAS_SPACE) ||
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(state & HAS_INVALID)) return ERROR_INVALID_NAME;
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break;
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}
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default:
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WARN( "unknown format: %d\n", format );
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break;
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}
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return ERROR_SUCCESS;
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}
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