bencode-parser

Bencode parsing library

Api

bencode::result_type = bencode::parse_file(path_to_bencoded_file)
bencode::result_type = bencode::parse_content(bencoded_content)

bencode::Metadata = bencode::extract_metadata(bencode::result_type)

// utility - useful for regex/grep

std::string = bencode::convert_to_string(bencode::Metadata) // standard compliant
std::string = bencode::convert_to_string(bencode::result_type) // may contain non standard dictionary values

// See the header file for more details about the types

Examples

See examples/example.cc

Installation

Just include bencode_parser.h

Parsing Mode

Pass any of these enum constants to the functions mentioned in Api.

bencode::Parsing_Mode::Strict (default) to consider any syntax error as fatal and throw.
bencode::Parsing_Mode::Lenient to ignore as many errors as possible.

Building test

git clone https://github.com/alyanser/bencode-parser
cd bencode-parser
cmake -B build && cmake --build build

Sample metadata result returned by bencode::convert_to_string

--- big-buck-bunny.torrent taken from https://webtorrent.io/free-torrents ---

- Name : 

Big Buck Bunny

- Content type : 

Directory

- Total Size 

276445467

- Announce URL : 

udp://tracker.leechers-paradise.org:6969

- Created by : 

WebTorrent 

- Creation date : 

1490916601

- Comment : 

WebTorrent 

- Encoding : 

UTF-8

- Piece length : 

262144

- Announce list : 

udp://tracker.leechers-paradise.org:6969 udp://tracker.coppersurfer.tk:6969 udp://tracker.opentrackr.org:1337

Files information:

	Path : Big Buck Bunny.en.srt	Size : 140
	Path : Big Buck Bunny.mp4	Size : 276134947
	Path : poster.jpg	Size : 310380