fix baseline build (old cairo) - 'cairo_rectangle_int_t' does not name a type
[LibreOffice.git] / ucb / source / ucp / webdav / SerfInputStream.cxx
blob0c3a5b68d054c078219413bf5c382ae3512bb413
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
9 * This file incorporates work covered by the following license notice:
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
20 #include "SerfInputStream.hxx"
22 #include <cppuhelper/queryinterface.hxx>
24 #include <string.h>
26 using namespace cppu;
27 using namespace com::sun::star::io;
28 using namespace com::sun::star::uno;
29 using namespace http_dav_ucp;
33 // Constructor
35 SerfInputStream::SerfInputStream()
36 : mLen( 0 ),
37 mPos( 0 )
42 // Destructor
44 SerfInputStream::~SerfInputStream()
49 // AddToStream
50 // Allows the caller to add some data to the "end" of the stream
52 void SerfInputStream::AddToStream( const char * inBuf, sal_Int32 inLen )
54 mInputBuffer.realloc( sal::static_int_cast<sal_Int32>(mLen) + inLen );
55 memcpy( mInputBuffer.getArray() + mLen, inBuf, inLen );
56 mLen += inLen;
60 // queryInterface
62 Any SerfInputStream::queryInterface( const Type &type )
63 throw( RuntimeException )
65 Any aRet = ::cppu::queryInterface( type,
66 static_cast< XInputStream * >( this ),
67 static_cast< XSeekable * >( this ) );
68 return aRet.hasValue() ? aRet : OWeakObject::queryInterface( type );
72 // readBytes
73 // "Reads" the specified number of bytes from the stream
75 sal_Int32 SAL_CALL SerfInputStream::readBytes(
76 ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
77 throw( ::com::sun::star::io::NotConnectedException,
78 ::com::sun::star::io::BufferSizeExceededException,
79 ::com::sun::star::io::IOException,
80 ::com::sun::star::uno::RuntimeException )
82 // Work out how much we're actually going to write
83 sal_Int32 theBytes2Read = nBytesToRead;
84 sal_Int32 theBytesLeft = sal::static_int_cast<sal_Int32>(mLen - mPos);
85 if ( theBytes2Read > theBytesLeft )
86 theBytes2Read = theBytesLeft;
88 // Realloc buffer.
89 aData.realloc( theBytes2Read );
91 // Write the data
92 memcpy(
93 aData.getArray(), mInputBuffer.getConstArray() + mPos, theBytes2Read );
95 // Update our stream position for next time
96 mPos += theBytes2Read;
98 return theBytes2Read;
102 // readSomeBytes
104 sal_Int32 SAL_CALL SerfInputStream::readSomeBytes(
105 ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
106 throw( ::com::sun::star::io::NotConnectedException,
107 ::com::sun::star::io::BufferSizeExceededException,
108 ::com::sun::star::io::IOException,
109 ::com::sun::star::uno::RuntimeException )
111 // Warning: What should this be doing ?
112 return readBytes( aData, nMaxBytesToRead );
116 // skipBytes
117 // Moves the current stream position forward
119 void SAL_CALL SerfInputStream::skipBytes( sal_Int32 nBytesToSkip )
120 throw( ::com::sun::star::io::NotConnectedException,
121 ::com::sun::star::io::BufferSizeExceededException,
122 ::com::sun::star::io::IOException,
123 ::com::sun::star::uno::RuntimeException )
125 mPos += nBytesToSkip;
126 if ( mPos >= mLen )
127 mPos = mLen;
131 // available
132 // Returns the number of unread bytes currently remaining on the stream
134 sal_Int32 SAL_CALL SerfInputStream::available( )
135 throw( ::com::sun::star::io::NotConnectedException,
136 ::com::sun::star::io::IOException,
137 ::com::sun::star::uno::RuntimeException )
139 return sal::static_int_cast<sal_Int32>(mLen - mPos);
143 // closeInput
145 void SAL_CALL SerfInputStream::closeInput()
146 throw( ::com::sun::star::io::NotConnectedException,
147 ::com::sun::star::io::IOException,
148 ::com::sun::star::uno::RuntimeException )
153 // seek
155 void SAL_CALL SerfInputStream::seek( sal_Int64 location )
156 throw( ::com::sun::star::lang::IllegalArgumentException,
157 ::com::sun::star::io::IOException,
158 ::com::sun::star::uno::RuntimeException )
160 if ( location < 0 )
161 throw ::com::sun::star::lang::IllegalArgumentException();
163 if ( location <= mLen )
164 mPos = location;
165 else
166 throw ::com::sun::star::lang::IllegalArgumentException();
170 // getPosition
172 sal_Int64 SAL_CALL SerfInputStream::getPosition()
173 throw( ::com::sun::star::io::IOException,
174 ::com::sun::star::uno::RuntimeException )
176 return mPos;
180 // getLength
182 sal_Int64 SAL_CALL SerfInputStream::getLength()
183 throw( ::com::sun::star::io::IOException,
184 ::com::sun::star::uno::RuntimeException )
186 return mLen;
189 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */