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rust implementation

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goldenMetteyya 4 years ago committed by Vincent Batts
parent
commit
07599ca283
  1. 2
      .gitignore
  2. 21
      README.md
  3. 117
      contrib/emojisum-rs/Cargo.lock
  4. 13
      contrib/emojisum-rs/Cargo.toml
  5. 1
      contrib/emojisum-rs/src/emojimap.json
  6. 99
      contrib/emojisum-rs/src/lib.rs

2
.gitignore vendored

@ -6,6 +6,7 @@
# Folders
_obj
_test
target
# Architecture specific extensions/prefixes
*.[568vq]
@ -22,3 +23,4 @@ _testmain.go
*.exe
*.test
*.prof

21
README.md

@ -1,4 +1,4 @@
# emojisum
# Emojisum
[![Build Status](https://travis-ci.org/emojisum/emojisum.svg?branch=master)](https://travis-ci.org/emojisum/emojisum)
:pray: :paperclip: Emoji that checksum! :tada: :poop:
@ -92,3 +92,22 @@ func main() {
}
}
```
## Contributed Implementations
### Rust
In `./contrib/emojisum-rs/` you'll find a rust library for emojisum.
#### Build
```shell
cd ./contrib/emojisum-rs/
cargo build
```
#### Test
```shell
cargo test
```

117
contrib/emojisum-rs/Cargo.lock generated

@ -0,0 +1,117 @@
[[package]]
name = "arrayvec"
version = "0.4.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "blake2-rfc"
version = "0.2.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
"constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "constant_time_eq"
version = "0.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "emojisum"
version = "0.0.1"
dependencies = [
"blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "itoa"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "nodrop"
version = "0.1.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "proc-macro2"
version = "0.4.20"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "quote"
version = "0.6.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "ryu"
version = "0.2.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "serde"
version = "1.0.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "serde_derive"
version = "1.0.79"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
"quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
"syn 0.15.9 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "serde_json"
version = "1.0.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
"ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "syn"
version = "0.15.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
"quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "unicode-xid"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
[metadata]
"checksum arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e964f9e24d588183fcb43503abda40d288c8657dfc27311516ce2f05675aef"
"checksum blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "5d6d530bdd2d52966a6d03b7a964add7ae1a288d25214066fd4b600f0f796400"
"checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
"checksum itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1306f3464951f30e30d12373d31c79fbd52d236e5e896fd92f96ec7babbbe60b"
"checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
"checksum proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)" = "3d7b7eaaa90b4a90a932a9ea6666c95a389e424eff347f0f793979289429feee"
"checksum quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "dd636425967c33af890042c483632d33fa7a18f19ad1d7ea72e8998c6ef8dea5"
"checksum ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7153dd96dade874ab973e098cb62fcdbb89a03682e46b144fd09550998d4a4a7"
"checksum serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "84257ccd054dc351472528c8587b4de2dbf0dc0fe2e634030c1a90bfdacebaa9"
"checksum serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "31569d901045afbff7a9479f793177fe9259819aff10ab4f89ef69bbc5f567fe"
"checksum serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)" = "43344e7ce05d0d8280c5940cabb4964bea626aa58b1ec0e8c73fa2a8512a38ce"
"checksum syn 0.15.9 (registry+https://github.com/rust-lang/crates.io-index)" = "b10ee269228fb723234fce98e9aac0eaed2bd5f1ad2f6930e8d5b93f04445a1a"
"checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"

13
contrib/emojisum-rs/Cargo.toml

@ -0,0 +1,13 @@
[package]
name = "emojisum"
version = "0.0.1"
authors = ["hello@organism.ai"]
description = "Emoji based cheksums"
license = "Apache-2.0"
repository = "https://github.com/stichtingorganism/emojisum"
[dependencies]
blake2-rfc = "0.2"
serde = "1.0"
serde_json = "1.0"
serde_derive = "1.0"

1
contrib/emojisum-rs/src/emojimap.json

@ -0,0 +1 @@
../../../emoji/emojimap.json

99
contrib/emojisum-rs/src/lib.rs

@ -0,0 +1,99 @@
// Copyright 2018 Stichting Organism
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! Emojisum
//External Crates
extern crate blake2_rfc;
extern crate serde;
extern crate serde_json;
#[macro_use] extern crate serde_derive;
//Imports
use std::fs::File;
use std::path::Path;
use blake2_rfc::blake2b::{blake2b};
//Holds main info parsed from standard
#[derive(Deserialize, Debug)]
pub struct Emojisum {
version: String,
description: String,
// these are an ordered list, referened by a byte (each byte of a checksum digest)
emojiwords: Vec<Vec<String>>
}
// Words are a set of options to represent an emoji.
// Possible options could be the ":colon_notation:" or a "U+26CF" style codepoint.
//pub type Word = String;
impl Emojisum {
//Pass a emojimapping JSON to start
pub fn init(file_path: &str) -> Emojisum {
let json_file_path = Path::new(file_path);
let json_file = File::open(json_file_path).expect("file not found");
let deserialized: Emojisum =
serde_json::from_reader(json_file).expect("error while reading json");
return deserialized;
}
//given a series of bytes match emojis
pub fn from_bytes(&self, tosum: &[u8]) -> Option<String> {
//check that it is 32bytes
if tosum.len() < 32 { return None }
let mut result = String::new();
for byte in tosum {
result.push_str(&(self.emojiwords[*byte as usize])[0])
}
return Some(result);
}
//given a vector of bytes, we hash and return checksum
pub fn hash_to_emojisum(&self, data: Vec<u8>) -> Option<String> {
//get 256bit hash of given data
let hash = blake2b(32, &[], &data);
return self.from_bytes(hash.as_bytes())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn it_works() {
let e = Emojisum::init("./src/emojimap.json");
//println!("{:?}", e);
println!("{:?}", e.hash_to_emojisum("dog".as_bytes().to_vec()));
println!("{:?}", e.hash_to_emojisum("cat".as_bytes().to_vec()));
assert_eq!(2 + 2, 4);
}
}
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