impl Zcash[De]Serialize for Script
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//! Newtype wrappers for primitive data types with semantic meaning.
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use std::{fmt, io};
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use std::{
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fmt,
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io::{self, Read},
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};
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use byteorder::{LittleEndian, ReadBytesExt, WriteBytesExt};
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use chrono::{DateTime, TimeZone, Utc};
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use hex;
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use crate::serialization::{SerializationError, ZcashDeserialize, ZcashSerialize};
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use crate::serialization::{
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ReadZcashExt, SerializationError, WriteZcashExt, ZcashDeserialize, ZcashSerialize,
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};
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/// A 4-byte checksum using truncated double-SHA256 (two rounds of SHA256).
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#[derive(Copy, Clone, Eq, PartialEq)]
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@ -80,6 +85,24 @@ impl ZcashDeserialize for LockTime {
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#[derive(Clone, Debug, Eq, PartialEq)]
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pub struct Script(pub Vec<u8>);
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impl ZcashSerialize for Script {
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fn zcash_serialize<W: io::Write>(&self, mut writer: W) -> Result<(), SerializationError> {
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writer.write_compactsize(self.0.len() as u64)?;
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writer.write_all(&self.0[..])?;
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Ok(())
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}
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}
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impl ZcashDeserialize for Script {
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fn zcash_deserialize<R: io::Read>(mut reader: R) -> Result<Self, SerializationError> {
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// XXX what is the max length of a script?
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let len = reader.read_compactsize()?;
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let mut bytes = Vec::new();
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reader.take(len).read_to_end(&mut bytes)?;
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Ok(Script(bytes))
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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