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rust-secp256k1-unsafe-fast
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Update serde to 1.0

This commit is contained in:
Tim Ruffing 2017-07-21 11:17:40 +02:00
parent e69fedb35a
commit 76d160344b
3 changed files with 61 additions and 37 deletions
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4
Cargo.toml
View File

@ -31,6 +31,6 @@ clippy = {version = "0.0", optional = true}
rand = "0.3" rand = "0.3"
libc = "0.2" libc = "0.2"
rustc-serialize = "0.3" rustc-serialize = "0.3"
serde = "0.6" serde = "1.0"
serde_json = "0.6" serde_json = "1.0"

65
src/key.rs
View File

@ -274,20 +274,20 @@ impl Encodable for PublicKey {
} }
} }
impl Deserialize for PublicKey { impl<'de> Deserialize<'de> for PublicKey {
fn deserialize<D>(d: &mut D) -> Result<PublicKey, D::Error> fn deserialize<D>(d: D) -> Result<PublicKey, D::Error>
where D: Deserializer where D: Deserializer<'de>
{ {
use serde::de; use serde::de;
struct Visitor { struct Visitor {
marker: marker::PhantomData<PublicKey>, marker: marker::PhantomData<PublicKey>,
} }
impl de::Visitor for Visitor { impl<'de> de::Visitor<'de> for Visitor {
type Value = PublicKey; type Value = PublicKey;
#[inline] #[inline]
fn visit_seq<V>(&mut self, mut v: V) -> Result<PublicKey, V::Error> fn visit_seq<A>(self, mut a: A) -> Result<PublicKey, A::Error>
where V: de::SeqVisitor where A: de::SeqAccess<'de>
{ {
debug_assert!(constants::UNCOMPRESSED_PUBLIC_KEY_SIZE >= constants::COMPRESSED_PUBLIC_KEY_SIZE); debug_assert!(constants::UNCOMPRESSED_PUBLIC_KEY_SIZE >= constants::COMPRESSED_PUBLIC_KEY_SIZE);
@ -298,27 +298,44 @@ impl Deserialize for PublicKey {
let mut read_len = 0; let mut read_len = 0;
while read_len < constants::UNCOMPRESSED_PUBLIC_KEY_SIZE { while read_len < constants::UNCOMPRESSED_PUBLIC_KEY_SIZE {
let read_ch = match try!(v.visit()) { let read_ch = match try!(a.next_element()) {
Some(c) => c, Some(c) => c,
None => break None => break
}; };
ret[read_len] = read_ch; ret[read_len] = read_ch;
read_len += 1; read_len += 1;
} }
try!(v.end()); let one_after_last : Option<u8> = try!(a.next_element());
if one_after_last.is_some() {
return Err(de::Error::invalid_length(read_len + 1, &self));
}
PublicKey::from_slice(&s, &ret[..read_len]).map_err(|e| de::Error::syntax(&e.to_string())) match read_len {
constants::UNCOMPRESSED_PUBLIC_KEY_SIZE | constants::COMPRESSED_PUBLIC_KEY_SIZE
=> PublicKey::from_slice(&s, &ret[..read_len]).map_err(
|e| match e {
InvalidPublicKey => de::Error::invalid_value(de::Unexpected::Seq, &self),
_ => de::Error::custom(&e.to_string()),
}
),
_ => Err(de::Error::invalid_length(read_len, &self)),
}
} }
} }
fn expecting(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
write!(f, "a sequence of {} or {} bytes representing a valid compressed or uncompressed public key",
constants::COMPRESSED_PUBLIC_KEY_SIZE, constants::UNCOMPRESSED_PUBLIC_KEY_SIZE)
}
} }
// Begin actual function // Begin actual function
d.visit(Visitor { marker: ::std::marker::PhantomData }) d.deserialize_seq(Visitor { marker: ::std::marker::PhantomData })
} }
} }
impl Serialize for PublicKey { impl Serialize for PublicKey {
fn serialize<S>(&self, s: &mut S) -> Result<(), S::Error> fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error>
where S: Serializer where S: Serializer
{ {
let secp = Secp256k1::with_caps(::ContextFlag::None); let secp = Secp256k1::with_caps(::ContextFlag::None);
@ -491,30 +508,30 @@ mod test {
use json; use json;
// Invalid length // Invalid length
let zero31 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]".as_bytes(); let zero31 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]";
let mut json = json::de::Deserializer::new(zero31.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero31);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
let mut json = json::de::Deserializer::new(zero31.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero31);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err());
let zero32 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]".as_bytes(); let zero32 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]";
let mut json = json::de::Deserializer::new(zero32.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero32);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
let mut json = json::de::Deserializer::new(zero32.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero32);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_ok()); assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_ok());
// All zeroes pk is invalid // All zeroes pk is invalid
let zero65 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]".as_bytes(); let zero65 = "[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]";
let mut json = json::de::Deserializer::new(zero65.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero65);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
let mut json = json::de::Deserializer::new(zero65.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(zero65);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err());
// Syntax error // Syntax error
let string = "\"my key\"".as_bytes(); let string = "\"my key\"";
let mut json = json::de::Deserializer::new(string.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(string);
assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<PublicKey as Deserialize>::deserialize(&mut json).is_err());
let mut json = json::de::Deserializer::new(string.iter().map(|c| Ok(*c))); let mut json = json::de::Deserializer::from_str(string);
assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err()); assert!(<SecretKey as Deserialize>::deserialize(&mut json).is_err());
} }
@ -532,7 +549,7 @@ mod test {
let mut serializer = json::ser::Serializer::new(&mut encoded); let mut serializer = json::ser::Serializer::new(&mut encoded);
start.serialize(&mut serializer).unwrap(); start.serialize(&mut serializer).unwrap();
} }
let mut deserializer = json::de::Deserializer::new(encoded.iter().map(|c| Ok(*c))); let mut deserializer = json::de::Deserializer::from_slice(&encoded);
let decoded = Deserialize::deserialize(&mut deserializer); let decoded = Deserialize::deserialize(&mut deserializer);
assert_eq!(Some(start), decoded.ok()); assert_eq!(Some(start), decoded.ok());
}) })

29
src/macros.rs
View File

@ -144,9 +144,9 @@ macro_rules! impl_array_newtype {
} }
} }
impl ::serde::Deserialize for $thing { impl<'de> ::serde::Deserialize<'de> for $thing {
fn deserialize<D>(d: &mut D) -> Result<$thing, D::Error> fn deserialize<D>(d: D) -> Result<$thing, D::Error>
where D: ::serde::Deserializer where D: ::serde::Deserializer<'de>
{ {
// We have to define the Visitor struct inside the function // We have to define the Visitor struct inside the function
// to make it local ... all we really need is that it's // to make it local ... all we really need is that it's
@ -154,35 +154,42 @@ macro_rules! impl_array_newtype {
struct Visitor { struct Visitor {
marker: ::std::marker::PhantomData<$thing>, marker: ::std::marker::PhantomData<$thing>,
} }
impl ::serde::de::Visitor for Visitor { impl<'de> ::serde::de::Visitor<'de> for Visitor {
type Value = $thing; type Value = $thing;
#[inline] #[inline]
fn visit_seq<V>(&mut self, mut v: V) -> Result<$thing, V::Error> fn visit_seq<A>(self, mut a: A) -> Result<$thing, A::Error>
where V: ::serde::de::SeqVisitor where A: ::serde::de::SeqAccess<'de>
{ {
unsafe { unsafe {
use std::mem; use std::mem;
let mut ret: [$ty; $len] = mem::uninitialized(); let mut ret: [$ty; $len] = mem::uninitialized();
for i in 0..$len { for i in 0..$len {
ret[i] = match try!(v.visit()) { ret[i] = match try!(a.next_element()) {
Some(c) => c, Some(c) => c,
None => return Err(::serde::de::Error::end_of_stream()) None => return Err(::serde::de::Error::invalid_length(i, &self))
}; };
} }
try!(v.end()); let one_after_last : Option<u8> = try!(a.next_element());
if one_after_last.is_some() {
return Err(::serde::de::Error::invalid_length($len + 1, &self));
}
Ok($thing(ret)) Ok($thing(ret))
} }
} }
fn expecting(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
write!(f, "a sequence of {} elements", $len)
}
} }
// Begin actual function // Begin actual function
d.visit(Visitor { marker: ::std::marker::PhantomData }) d.deserialize_seq(Visitor { marker: ::std::marker::PhantomData })
} }
} }
impl ::serde::Serialize for $thing { impl ::serde::Serialize for $thing {
fn serialize<S>(&self, s: &mut S) -> Result<(), S::Error> fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error>
where S: ::serde::Serializer where S: ::serde::Serializer
{ {
(&self.0[..]).serialize(s) (&self.0[..]).serialize(s)