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 #ifndef _BYTE_GRABBER_HXX_ 24*b1cdbd2cSJim Jagielski #define _BYTE_GRABBER_HXX_ 25*b1cdbd2cSJim Jagielski 26*b1cdbd2cSJim Jagielski #include <com/sun/star/uno/Sequence.h> 27*b1cdbd2cSJim Jagielski #include <com/sun/star/uno/Reference.h> 28*b1cdbd2cSJim Jagielski #include <com/sun/star/io/BufferSizeExceededException.hpp> 29*b1cdbd2cSJim Jagielski #include <com/sun/star/io/IOException.hpp> 30*b1cdbd2cSJim Jagielski #include <com/sun/star/io/NotConnectedException.hpp> 31*b1cdbd2cSJim Jagielski #include <com/sun/star/uno/RuntimeException.hpp> 32*b1cdbd2cSJim Jagielski #include <com/sun/star/lang/IllegalArgumentException.hpp> 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski #include <osl/mutex.hxx> 35*b1cdbd2cSJim Jagielski 36*b1cdbd2cSJim Jagielski namespace com { namespace sun { namespace star { 37*b1cdbd2cSJim Jagielski namespace io { class XSeekable; class XInputStream; } 38*b1cdbd2cSJim Jagielski } } } 39*b1cdbd2cSJim Jagielski class ByteGrabber 40*b1cdbd2cSJim Jagielski { 41*b1cdbd2cSJim Jagielski protected: 42*b1cdbd2cSJim Jagielski ::osl::Mutex m_aMutex; 43*b1cdbd2cSJim Jagielski 44*b1cdbd2cSJim Jagielski com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xStream; 45*b1cdbd2cSJim Jagielski com::sun::star::uno::Reference < com::sun::star::io::XSeekable > xSeek; 46*b1cdbd2cSJim Jagielski com::sun::star::uno::Sequence < sal_Int8 > aSequence; 47*b1cdbd2cSJim Jagielski const sal_Int8 *pSequence; 48*b1cdbd2cSJim Jagielski 49*b1cdbd2cSJim Jagielski public: 50*b1cdbd2cSJim Jagielski ByteGrabber (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xIstream); 51*b1cdbd2cSJim Jagielski ~ByteGrabber(); 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski void setInputStream (com::sun::star::uno::Reference < com::sun::star::io::XInputStream > xNewStream); 54*b1cdbd2cSJim Jagielski // XInputStream 55*b1cdbd2cSJim Jagielski sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) 56*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 57*b1cdbd2cSJim Jagielski // XSeekable 58*b1cdbd2cSJim Jagielski sal_Int64 SAL_CALL seek( sal_Int64 location ) 59*b1cdbd2cSJim Jagielski throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 60*b1cdbd2cSJim Jagielski sal_Int64 SAL_CALL getPosition( ) 61*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 62*b1cdbd2cSJim Jagielski sal_Int64 SAL_CALL getLength( ) 63*b1cdbd2cSJim Jagielski throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); 64*b1cdbd2cSJim Jagielski 65*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_Int8& rInt8); 66*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_Int16& rInt16); 67*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_Int32& rInt32); 68*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_uInt8& ruInt8); 69*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_uInt16& ruInt16); 70*b1cdbd2cSJim Jagielski ByteGrabber& operator >> (sal_uInt32& ruInt32); 71*b1cdbd2cSJim Jagielski }; 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski #endif 74