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/************************************************************************** * * * Rust implementation of the X3 lossless audio compression protocol. * * * * Copyright (C) 2019 Simon M. Werner <simonwerner@gmail.com> * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation, either version 3 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program. If not, see <http://www.gnu.org/licenses/>. * * * **************************************************************************/ // We derive `Debug` because all types should probably derive `Debug`. // This gives us a reasonable human readable description of `CliError` values. #[derive(Debug)] pub enum X3Error { Io(std::io::Error), Hound(hound::Error), BitPack(crate::bitpacker::BitPackError), // Custom X3 Errors InvalidEncodingThresh, // Threshold must be less than or equal to code.offset OutOfBoundsInverse, // The value is out-of-bounds for the .inv array. MoreThanOneChannel, // FIXME: We need to support more than one channel // X3 Archive Header errors ArchiveHeaderXMLInvalid, // XML is poorly structured ArchiveHeaderXMLRiceCode, // XML has invalid rice code ArchiveHeaderXMLInvalidKey, // Invalid archive key 'X3ARHIV' // Frame issues FrameLength, // The frame is too long // Frame header issues FrameHeaderInvalidKey, // The frame header is missing 'x3' FrameHeaderInvalidPayloadLen, // The payload length reaches beyond the end of the available data FrameHeaderInvalidHeaderCRC, FrameHeaderInvalidPayloadCRC, // Decoding issues FrameDecodeInvalidBlockLength, // The block length is bad FrameDecodeInvalidIndex, // Invalid rice code encountered, index out of range FrameDecodeInvalidNTOGO, // Invalid ntogo FrameDecodeInvalidFType, // Invalid ftype FrameDecodeInvalidRiceCode, // The Rice codes are invalid FrameDecodeInvalidBPF, // The BPF decoder blew up, an invalid value was reached. FrameDecodeUnexpectedEnd, // The BitReader has less bytes than the size of the header, but still expects a frame. } impl From<std::io::Error> for X3Error { fn from(err: std::io::Error) -> X3Error { X3Error::Io(err) } } impl From<hound::Error> for X3Error { fn from(err: hound::Error) -> X3Error { X3Error::Hound(err) } } impl From<crate::bitpacker::BitPackError> for X3Error { fn from(err: crate::bitpacker::BitPackError) -> X3Error { X3Error::BitPack(err) } }