1*06b3ce53SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*06b3ce53SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*06b3ce53SAndrew Rist * or more contributor license agreements. See the NOTICE file
5*06b3ce53SAndrew Rist * distributed with this work for additional information
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7*06b3ce53SAndrew Rist * to you under the Apache License, Version 2.0 (the
8*06b3ce53SAndrew Rist * "License"); you may not use this file except in compliance
9*06b3ce53SAndrew Rist * with the License. You may obtain a copy of the License at
10*06b3ce53SAndrew Rist *
11*06b3ce53SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*06b3ce53SAndrew Rist *
13*06b3ce53SAndrew Rist * Unless required by applicable law or agreed to in writing,
14*06b3ce53SAndrew Rist * software distributed under the License is distributed on an
15*06b3ce53SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*06b3ce53SAndrew Rist * KIND, either express or implied. See the License for the
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19*06b3ce53SAndrew Rist *
20*06b3ce53SAndrew Rist *************************************************************/
21*06b3ce53SAndrew Rist
22*06b3ce53SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_xmlsecurity.hxx"
26cdf0e10cSrcweir
27cdf0e10cSrcweir #include <xmlsecurity/biginteger.hxx>
28cdf0e10cSrcweir
29cdf0e10cSrcweir #include <sal/types.h>
30cdf0e10cSrcweir //For reasons that escape me, this is what xmlsec does when size_t is not 4
31cdf0e10cSrcweir #if SAL_TYPES_SIZEOFPOINTER != 4
32cdf0e10cSrcweir # define XMLSEC_NO_SIZE_T
33cdf0e10cSrcweir #endif
34cdf0e10cSrcweir #include <xmlsec/xmlsec.h>
35cdf0e10cSrcweir #include <xmlsec/bn.h>
36cdf0e10cSrcweir #include <com/sun/star/uno/Sequence.hxx>
37cdf0e10cSrcweir
38cdf0e10cSrcweir using namespace ::com::sun::star::uno ;
39cdf0e10cSrcweir using ::rtl::OUString ;
40cdf0e10cSrcweir
numericStringToBigInteger(OUString numeral)41cdf0e10cSrcweir Sequence< sal_Int8 > numericStringToBigInteger ( OUString numeral )
42cdf0e10cSrcweir {
43cdf0e10cSrcweir if( numeral.getStr() != NULL )
44cdf0e10cSrcweir {
45cdf0e10cSrcweir xmlChar* chNumeral ;
46cdf0e10cSrcweir const xmlSecByte* bnInteger ;
47cdf0e10cSrcweir xmlSecSize length ;
48cdf0e10cSrcweir xmlSecBn bn ;
49cdf0e10cSrcweir
50cdf0e10cSrcweir rtl::OString onumeral = rtl::OUStringToOString( numeral , RTL_TEXTENCODING_ASCII_US ) ;
51cdf0e10cSrcweir
52cdf0e10cSrcweir chNumeral = xmlStrndup( ( const xmlChar* )onumeral.getStr(), ( int )onumeral.getLength() ) ;
53cdf0e10cSrcweir
54cdf0e10cSrcweir if( xmlSecBnInitialize( &bn, 0 ) < 0 ) {
55cdf0e10cSrcweir xmlFree( chNumeral ) ;
56cdf0e10cSrcweir return Sequence< sal_Int8 >();
57cdf0e10cSrcweir }
58cdf0e10cSrcweir
59cdf0e10cSrcweir if( xmlSecBnFromDecString( &bn, chNumeral ) < 0 ) {
60cdf0e10cSrcweir xmlFree( chNumeral ) ;
61cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
62cdf0e10cSrcweir return Sequence< sal_Int8 >();
63cdf0e10cSrcweir }
64cdf0e10cSrcweir
65cdf0e10cSrcweir xmlFree( chNumeral ) ;
66cdf0e10cSrcweir
67cdf0e10cSrcweir length = xmlSecBnGetSize( &bn ) ;
68cdf0e10cSrcweir if( length <= 0 ) {
69cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
70cdf0e10cSrcweir return Sequence< sal_Int8 >();
71cdf0e10cSrcweir }
72cdf0e10cSrcweir
73cdf0e10cSrcweir bnInteger = xmlSecBnGetData( &bn ) ;
74cdf0e10cSrcweir if( bnInteger == NULL ) {
75cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
76cdf0e10cSrcweir return Sequence< sal_Int8 >();
77cdf0e10cSrcweir }
78cdf0e10cSrcweir
79cdf0e10cSrcweir Sequence< sal_Int8 > integer( length ) ;
80cdf0e10cSrcweir for( unsigned int i = 0 ; i < length ; i ++ )
81cdf0e10cSrcweir {
82cdf0e10cSrcweir integer[i] = *( bnInteger + i ) ;
83cdf0e10cSrcweir }
84cdf0e10cSrcweir
85cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
86cdf0e10cSrcweir return integer ;
87cdf0e10cSrcweir }
88cdf0e10cSrcweir
89cdf0e10cSrcweir return Sequence< sal_Int8 >();
90cdf0e10cSrcweir }
91cdf0e10cSrcweir
bigIntegerToNumericString(Sequence<sal_Int8> integer)92cdf0e10cSrcweir OUString bigIntegerToNumericString ( Sequence< sal_Int8 > integer )
93cdf0e10cSrcweir {
94cdf0e10cSrcweir OUString aRet ;
95cdf0e10cSrcweir
96cdf0e10cSrcweir if( integer.getLength() ) {
97cdf0e10cSrcweir xmlSecBn bn ;
98cdf0e10cSrcweir xmlChar* chNumeral ;
99cdf0e10cSrcweir
100cdf0e10cSrcweir if( xmlSecBnInitialize( &bn, 0 ) < 0 )
101cdf0e10cSrcweir return aRet ;
102cdf0e10cSrcweir
103cdf0e10cSrcweir if( xmlSecBnSetData( &bn, ( const unsigned char* )&integer[0], integer.getLength() ) < 0 ) {
104cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
105cdf0e10cSrcweir return aRet ;
106cdf0e10cSrcweir }
107cdf0e10cSrcweir
108cdf0e10cSrcweir chNumeral = xmlSecBnToDecString( &bn ) ;
109cdf0e10cSrcweir if( chNumeral == NULL ) {
110cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
111cdf0e10cSrcweir return aRet ;
112cdf0e10cSrcweir }
113cdf0e10cSrcweir
114cdf0e10cSrcweir aRet = OUString::createFromAscii( ( const char* )chNumeral ) ;
115cdf0e10cSrcweir
116cdf0e10cSrcweir xmlSecBnFinalize( &bn ) ;
117cdf0e10cSrcweir xmlFree( chNumeral ) ;
118cdf0e10cSrcweir }
119cdf0e10cSrcweir
120cdf0e10cSrcweir return aRet ;
121cdf0e10cSrcweir }
122cdf0e10cSrcweir
123