/* Copyright (c) 2003, Arvid Norberg All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the author nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef TORRENT_FILE_HPP_INCLUDED #define TORRENT_FILE_HPP_INCLUDED #include #include #include #ifdef _MSC_VER #pragma warning(push, 1) #endif #include #include #ifdef _MSC_VER #pragma warning(pop) #endif #include "libtorrent/error_code.hpp" #include "libtorrent/size_type.hpp" #include "libtorrent/config.hpp" #ifdef TORRENT_WINDOWS // windows part #include #include #else // posix part #define _FILE_OFFSET_BITS 64 #include #include #include #include #include #endif namespace libtorrent { namespace fs = boost::filesystem; class TORRENT_EXPORT file: public boost::noncopyable { public: enum { #ifdef TORRENT_WINDOWS read_only = GENERIC_READ, write_only = GENERIC_WRITE, read_write = GENERIC_READ | GENERIC_WRITE, begin = FILE_BEGIN, end = FILE_END, #else begin = SEEK_SET, end = SEEK_END, read_only = O_RDONLY, write_only = O_WRONLY | O_CREAT, read_write = O_RDWR | O_CREAT, #endif }; #ifdef TORRENT_WINDOWS struct iovec_t { void* iov_base; size_t iov_len; }; #else typedef iovec iovec_t; #endif file(); file(fs::path const& p, int m, error_code& ec); ~file(); bool open(fs::path const& p, int m, error_code& ec); bool is_open() const; void close(); bool set_size(size_type size, error_code& ec); size_type writev(iovec_t const* bufs, int num_bufs, error_code& ec); size_type readv(iovec_t const* bufs, int num_bufs, error_code& ec); size_type write(char const*, size_type num_bytes, error_code& ec); size_type read(char*, size_type num_bytes, error_code& ec); size_type seek(size_type pos, int m, error_code& ec); size_type tell(error_code& ec); private: #ifdef TORRENT_WINDOWS HANDLE m_file_handle; #else int m_fd; #endif #ifdef TORRENT_DEBUG int m_open_mode; #endif }; } #endif // TORRENT_FILE_HPP_INCLUDED