From 36f786dc8fcb2a0e4254ff2494d6c016112e71db Mon Sep 17 00:00:00 2001 From: Tyler Dauwalder Date: Thu, 18 Dec 2003 09:19:09 +0000 Subject: [PATCH] Initial checkin. Abstract BPositionIO subclass with handy new output methods previously introduced by OutputFile class. git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5696 a95241bf-73f2-0310-859d-f6bbb57e9c96 --- src/apps/bin/makeudfimage/DataStream.h | 36 ++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 src/apps/bin/makeudfimage/DataStream.h diff --git a/src/apps/bin/makeudfimage/DataStream.h b/src/apps/bin/makeudfimage/DataStream.h new file mode 100644 index 0000000000..39f3826dfc --- /dev/null +++ b/src/apps/bin/makeudfimage/DataStream.h @@ -0,0 +1,36 @@ +//---------------------------------------------------------------------- +// This software is part of the OpenBeOS distribution and is covered +// by the OpenBeOS license. +// +// Copyright (c) 2003 Tyler Dauwalder, tyler@dauwalder.net +//---------------------------------------------------------------------- + +/*! \file DataStream.h +*/ + +#ifndef _DATA_STREAM_H +#define _DATA_STREAM_H + +#include + +class DataStream : public BPositionIO { +public: + virtual ssize_t Read(void *buffer, size_t size) = 0; + virtual ssize_t ReadAt(off_t pos, void *buffer, size_t size) = 0; + + virtual ssize_t Write(const void *buffer, size_t size) = 0; + virtual ssize_t WriteAt(off_t pos, const void *buffer, size_t size) = 0; + + virtual ssize_t Write(BDataIO &data, size_t size) = 0; + virtual ssize_t WriteAt(off_t pos, BDataIO &data, size_t size) = 0; + + virtual ssize_t Zero(size_t size) = 0; + virtual ssize_t ZeroAt(off_t pos, size_t size) = 0; + + virtual off_t Seek(off_t position, uint32 seek_mode) = 0; + virtual off_t Position() const = 0; + + virtual status_t SetSize(off_t size) = 0; +}; + +#endif // _DATA_STREAM_H