99 lines
2.9 KiB
Rust
99 lines
2.9 KiB
Rust
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// Copyright (c) Facebook, Inc. and its affiliates.
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//
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// This source code is licensed under the MIT license found in the
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// LICENSE file in the root directory of this source tree.
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use alloc::string::String;
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pub(crate) fn rfc_to_json(input: &str) -> String {
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format!("{{\n{}\n}}", parse_vector_types(input))
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}
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fn parse_vector_types(input: &str) -> String {
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let re = regex::Regex::new(r" (?P<type>.+?) Test Vectors").unwrap();
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let mut vector_types = vec![];
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let chunks: Vec<&str> = re.split(input).collect();
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let mut count = 1;
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for caps in re.captures_iter(input) {
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let vector_type = format!(
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"\"{}\": [\n {} \n]",
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caps["type"].to_string(),
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parse_ciphersuites(chunks[count])
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);
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vector_types.push(vector_type);
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count += 1;
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}
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vector_types.join(",\n")
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}
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fn parse_ciphersuites(input: &str) -> String {
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let re = regex::Regex::new(
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r"# Configuration(.|\n)+?Hash: (?P<hash>.*?)\n(.|\n)*?Group: (?P<group>.*?)\n",
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)
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.unwrap();
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let mut ciphersuites = vec![];
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let chunks: Vec<&str> = re.split(input).collect();
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let mut count = 1;
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for caps in re.captures_iter(input) {
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let ciphersuite = format!(
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"{{ \"{}, {}\": {{ {} }} }}",
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caps["group"].to_string(),
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caps["hash"].to_string(),
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parse_params(chunks[count])
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);
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ciphersuites.push(ciphersuite);
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count += 1;
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}
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ciphersuites.join(",\n")
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}
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fn parse_params(input: &str) -> String {
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let mut params = vec![];
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let mut param = String::new();
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let mut lines = input.lines();
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loop {
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match lines.next() {
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None => {
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// Clear out any existing string and flush to params
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param += "\"";
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params.push(param);
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return params.join(",\n");
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}
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Some(line) => {
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// If line contains :, then
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if line.contains(':') {
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// Clear out any existing string and flush to params
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if !param.is_empty() {
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param += "\"";
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params.push(param);
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}
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let mut iter = line.split(':');
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let key = iter.next().unwrap().split_whitespace().next().unwrap();
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let val = iter.next().unwrap().split_whitespace().next().unwrap();
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param = format!(" \"{}\": \"{}", key, val);
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} else {
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let s = line.trim().to_string();
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if s.contains('~') || s.contains('#') {
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// Ignore comment lines
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continue;
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}
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if !s.is_empty() {
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param += &s;
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}
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}
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}
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}
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}
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}
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