1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski #include <rtl/memory.h>
25*b1cdbd2cSJim Jagielski #include <com/sun/star/ucb/InteractiveAugmentedIOException.hpp>
26*b1cdbd2cSJim Jagielski #include <ucbhelper/cancelcommandexecution.hxx>
27*b1cdbd2cSJim Jagielski #include <string.h>
28*b1cdbd2cSJim Jagielski
29*b1cdbd2cSJim Jagielski #include "gio_inputstream.hxx"
30*b1cdbd2cSJim Jagielski #include "gio_content.hxx"
31*b1cdbd2cSJim Jagielski
32*b1cdbd2cSJim Jagielski using namespace com::sun::star;
33*b1cdbd2cSJim Jagielski
34*b1cdbd2cSJim Jagielski namespace gio
35*b1cdbd2cSJim Jagielski {
36*b1cdbd2cSJim Jagielski
InputStream(GFileInputStream * pStream)37*b1cdbd2cSJim Jagielski InputStream::InputStream(GFileInputStream *pStream) : Seekable(G_SEEKABLE(pStream)), mpStream(pStream)
38*b1cdbd2cSJim Jagielski {
39*b1cdbd2cSJim Jagielski if (!mpStream)
40*b1cdbd2cSJim Jagielski throw io::NotConnectedException();
41*b1cdbd2cSJim Jagielski }
42*b1cdbd2cSJim Jagielski
~InputStream(void)43*b1cdbd2cSJim Jagielski InputStream::~InputStream( void )
44*b1cdbd2cSJim Jagielski {
45*b1cdbd2cSJim Jagielski closeInput();
46*b1cdbd2cSJim Jagielski }
47*b1cdbd2cSJim Jagielski
available()48*b1cdbd2cSJim Jagielski sal_Int32 SAL_CALL InputStream::available()
49*b1cdbd2cSJim Jagielski throw( io::NotConnectedException, io::IOException, uno::RuntimeException )
50*b1cdbd2cSJim Jagielski {
51*b1cdbd2cSJim Jagielski return 0;
52*b1cdbd2cSJim Jagielski }
53*b1cdbd2cSJim Jagielski
closeInput()54*b1cdbd2cSJim Jagielski void SAL_CALL InputStream::closeInput()
55*b1cdbd2cSJim Jagielski throw( io::NotConnectedException, io::IOException, uno::RuntimeException )
56*b1cdbd2cSJim Jagielski {
57*b1cdbd2cSJim Jagielski if (mpStream)
58*b1cdbd2cSJim Jagielski g_input_stream_close(G_INPUT_STREAM(mpStream), NULL, NULL);
59*b1cdbd2cSJim Jagielski }
60*b1cdbd2cSJim Jagielski
skipBytes(sal_Int32 nBytesToSkip)61*b1cdbd2cSJim Jagielski void SAL_CALL InputStream::skipBytes( sal_Int32 nBytesToSkip )
62*b1cdbd2cSJim Jagielski throw( io::NotConnectedException, io::BufferSizeExceededException,
63*b1cdbd2cSJim Jagielski io::IOException, uno::RuntimeException )
64*b1cdbd2cSJim Jagielski {
65*b1cdbd2cSJim Jagielski if (!mpStream)
66*b1cdbd2cSJim Jagielski throw io::NotConnectedException();
67*b1cdbd2cSJim Jagielski
68*b1cdbd2cSJim Jagielski if (!g_seekable_can_seek(G_SEEKABLE(mpStream)))
69*b1cdbd2cSJim Jagielski throw io::IOException(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Seek unsupported")),
70*b1cdbd2cSJim Jagielski static_cast< cppu::OWeakObject * >(this));
71*b1cdbd2cSJim Jagielski
72*b1cdbd2cSJim Jagielski GError *pError=NULL;
73*b1cdbd2cSJim Jagielski if (!g_seekable_seek(G_SEEKABLE(mpStream), nBytesToSkip, G_SEEK_CUR, NULL, &pError))
74*b1cdbd2cSJim Jagielski convertToException(pError, static_cast< cppu::OWeakObject * >(this));
75*b1cdbd2cSJim Jagielski }
76*b1cdbd2cSJim Jagielski
readBytes(uno::Sequence<sal_Int8> & aData,sal_Int32 nBytesToRead)77*b1cdbd2cSJim Jagielski sal_Int32 SAL_CALL InputStream::readBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
78*b1cdbd2cSJim Jagielski throw( io::NotConnectedException, io::BufferSizeExceededException,
79*b1cdbd2cSJim Jagielski io::IOException, uno::RuntimeException )
80*b1cdbd2cSJim Jagielski {
81*b1cdbd2cSJim Jagielski if (!mpStream)
82*b1cdbd2cSJim Jagielski throw io::NotConnectedException();
83*b1cdbd2cSJim Jagielski
84*b1cdbd2cSJim Jagielski try
85*b1cdbd2cSJim Jagielski {
86*b1cdbd2cSJim Jagielski aData.realloc( nBytesToRead );
87*b1cdbd2cSJim Jagielski }
88*b1cdbd2cSJim Jagielski catch ( const uno::Exception &e )
89*b1cdbd2cSJim Jagielski {
90*b1cdbd2cSJim Jagielski throw io::BufferSizeExceededException();
91*b1cdbd2cSJim Jagielski }
92*b1cdbd2cSJim Jagielski
93*b1cdbd2cSJim Jagielski gsize nBytesRead = 0;
94*b1cdbd2cSJim Jagielski GError *pError=NULL;
95*b1cdbd2cSJim Jagielski if (!g_input_stream_read_all(G_INPUT_STREAM(mpStream), aData.getArray(), nBytesToRead, &nBytesRead, NULL, &pError))
96*b1cdbd2cSJim Jagielski convertToException(pError, static_cast< cppu::OWeakObject * >(this));
97*b1cdbd2cSJim Jagielski aData.realloc(nBytesRead);
98*b1cdbd2cSJim Jagielski return nBytesRead;
99*b1cdbd2cSJim Jagielski }
100*b1cdbd2cSJim Jagielski
readSomeBytes(uno::Sequence<sal_Int8> & aData,sal_Int32 nMaxBytesToRead)101*b1cdbd2cSJim Jagielski sal_Int32 SAL_CALL InputStream::readSomeBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
102*b1cdbd2cSJim Jagielski throw( io::NotConnectedException, io::BufferSizeExceededException,
103*b1cdbd2cSJim Jagielski io::IOException, uno::RuntimeException )
104*b1cdbd2cSJim Jagielski {
105*b1cdbd2cSJim Jagielski return readBytes(aData, nMaxBytesToRead);
106*b1cdbd2cSJim Jagielski }
107*b1cdbd2cSJim Jagielski
queryInterface(const uno::Type & type)108*b1cdbd2cSJim Jagielski uno::Any InputStream::queryInterface( const uno::Type &type ) throw( uno::RuntimeException )
109*b1cdbd2cSJim Jagielski {
110*b1cdbd2cSJim Jagielski uno::Any aRet = ::cppu::queryInterface ( type,
111*b1cdbd2cSJim Jagielski static_cast< XInputStream * >( this ) );
112*b1cdbd2cSJim Jagielski
113*b1cdbd2cSJim Jagielski return aRet.hasValue() ? aRet : Seekable::queryInterface( type );
114*b1cdbd2cSJim Jagielski }
115*b1cdbd2cSJim Jagielski
116*b1cdbd2cSJim Jagielski }
117