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//! Implementations of our useful traits, on external and parsing-mode types
use super::*;
impl ItemArgument for str {
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
// Implements this
// https://gitlab.torproject.org/tpo/core/torspec/-/merge_requests/106
if self.is_empty() || self.chars().any(|c| !c.is_ascii_graphic()) {
return Err(internal!(
"invalid netdoc keyword line argument syntax {:?}",
self
));
}
out.args_raw_nonempty(&self);
Ok(())
}
}
impl ItemArgument for &str {
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
<str as ItemArgument>::write_arg_onto(self, out)
}
}
impl ItemArgument for Iso8601TimeSp {
// Unlike the macro'd formats, contains a space while still being one argument
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
let arg = self.to_string();
out.args_raw_nonempty(&arg.as_str());
Ok(())
}
}
impl ItemValueEncodable for Void {
fn write_item_value_onto(&self, _out: ItemEncoder) -> Result<(), Bug> {
void::unreachable(*self)
}
}
impl ItemObjectEncodable for Void {
fn label(&self) -> &str {
void::unreachable(*self)
}
fn write_object_onto(&self, _: &mut Vec<u8>) -> Result<(), Bug> {
void::unreachable(*self)
}
}
impl<T: NetdocEncodable> NetdocEncodable for Arc<T> {
fn encode_unsigned(&self, out: &mut NetdocEncoder) -> Result<(), Bug> {
<T as NetdocEncodable>::encode_unsigned(self, out)
}
}
impl<T: NetdocEncodableFields> NetdocEncodableFields for Arc<T> {
fn encode_fields(&self, out: &mut NetdocEncoder) -> Result<(), Bug> {
<T as NetdocEncodableFields>::encode_fields(self, out)
}
}
impl<T: ItemValueEncodable> ItemValueEncodable for Arc<T> {
fn write_item_value_onto(&self, out: ItemEncoder) -> Result<(), Bug> {
<T as ItemValueEncodable>::write_item_value_onto(self, out)
}
}
impl<T: ItemArgument> ItemArgument for Arc<T> {
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
<T as ItemArgument>::write_arg_onto(self, out)
}
}
impl<T: ItemObjectEncodable> ItemObjectEncodable for Arc<T> {
fn label(&self) -> &str {
<T as ItemObjectEncodable>::label(self)
}
fn write_object_onto(&self, b: &mut Vec<u8>) -> Result<(), Bug> {
<T as ItemObjectEncodable>::write_object_onto(self, b)
}
}
/// Types related to RSA keys
mod rsa {
use super::*;
use tor_llcrypto::pk::rsa::PublicKey;
impl ItemObjectEncodable for PublicKey {
fn label(&self) -> &str {
"RSA PUBLIC KEY"
}
fn write_object_onto(&self, b: &mut Vec<u8>) -> Result<(), Bug> {
b.extend(self.to_der());
Ok(())
}
}
impl ItemValueEncodable for PublicKey {
fn write_item_value_onto(&self, out: ItemEncoder) -> Result<(), Bug> {
out.object(self);
Ok(())
}
}
}
/// Protocol versions (from `tor-protover`)
pub(crate) mod protovers {
use super::*;
use tor_protover::Protocols;
impl ItemValueEncodable for Protocols {
fn write_item_value_onto(&self, mut out: ItemEncoder) -> Result<(), Bug> {
out.args_raw_string(&self);
Ok(())
}
}
}
/// HS POW
#[cfg(feature = "hs-pow-full")]
mod hs_pow {
use super::*;
use tor_hscrypto::pow::v1;
impl ItemArgument for v1::Seed {
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
let mut seed_bytes = vec![];
tor_bytes::Writer::write(&mut seed_bytes, &self)?;
out.add_arg(&Base64Unpadded::encode_string(&seed_bytes));
Ok(())
}
}
impl ItemArgument for v1::Effort {
fn write_arg_onto(&self, out: &mut ItemEncoder<'_>) -> Result<(), Bug> {
out.add_arg(&<Self as Into<u32>>::into(*self));
Ok(())
}
}
}
|
