mirror of https://github.com/emojisum/emojisum.git
rust implementation
This commit is contained in:
goldenMetteyya
parent
31734a1a0d
commit
07599ca283
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@ -6,6 +6,7 @@
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# Folders
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_obj
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_test
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target
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# Architecture specific extensions/prefixes
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*.[568vq]
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@ -22,3 +23,4 @@ _testmain.go
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*.exe
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*.test
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*.prof
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21
README.md
21
README.md
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@ -1,4 +1,4 @@
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# emojisum
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# Emojisum
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[](https://travis-ci.org/emojisum/emojisum)
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:pray: :paperclip: Emoji that checksum! :tada: :poop:
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@ -92,3 +92,22 @@ func main() {
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}
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}
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```
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## Contributed Implementations
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### Rust
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In `./contrib/emojisum-rs/` you'll find a rust library for emojisum.
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#### Build
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```shell
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cd ./contrib/emojisum-rs/
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cargo build
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```
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#### Test
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```shell
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cargo test
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```
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@ -0,0 +1,117 @@
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[[package]]
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name = "arrayvec"
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version = "0.4.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "blake2-rfc"
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version = "0.2.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "constant_time_eq"
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version = "0.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "emojisum"
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version = "0.0.1"
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dependencies = [
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"blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "itoa"
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version = "0.4.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "nodrop"
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version = "0.1.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "proc-macro2"
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version = "0.4.20"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "quote"
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version = "0.6.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "ryu"
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version = "0.2.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "serde"
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version = "1.0.79"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "serde_derive"
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version = "1.0.79"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.9 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "serde_json"
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version = "1.0.32"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "syn"
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version = "0.15.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "unicode-xid"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[metadata]
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"checksum arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e964f9e24d588183fcb43503abda40d288c8657dfc27311516ce2f05675aef"
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"checksum blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "5d6d530bdd2d52966a6d03b7a964add7ae1a288d25214066fd4b600f0f796400"
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"checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
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"checksum itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1306f3464951f30e30d12373d31c79fbd52d236e5e896fd92f96ec7babbbe60b"
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"checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
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"checksum proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)" = "3d7b7eaaa90b4a90a932a9ea6666c95a389e424eff347f0f793979289429feee"
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"checksum quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "dd636425967c33af890042c483632d33fa7a18f19ad1d7ea72e8998c6ef8dea5"
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"checksum ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7153dd96dade874ab973e098cb62fcdbb89a03682e46b144fd09550998d4a4a7"
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"checksum serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "84257ccd054dc351472528c8587b4de2dbf0dc0fe2e634030c1a90bfdacebaa9"
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"checksum serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "31569d901045afbff7a9479f793177fe9259819aff10ab4f89ef69bbc5f567fe"
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"checksum serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)" = "43344e7ce05d0d8280c5940cabb4964bea626aa58b1ec0e8c73fa2a8512a38ce"
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"checksum syn 0.15.9 (registry+https://github.com/rust-lang/crates.io-index)" = "b10ee269228fb723234fce98e9aac0eaed2bd5f1ad2f6930e8d5b93f04445a1a"
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"checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
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@ -0,0 +1,13 @@
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[package]
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name = "emojisum"
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version = "0.0.1"
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authors = ["hello@organism.ai"]
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description = "Emoji based cheksums"
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license = "Apache-2.0"
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repository = "https://github.com/stichtingorganism/emojisum"
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[dependencies]
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blake2-rfc = "0.2"
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serde = "1.0"
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serde_json = "1.0"
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serde_derive = "1.0"
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@ -0,0 +1 @@
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../../../emoji/emojimap.json
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@ -0,0 +1,99 @@
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// Copyright 2018 Stichting Organism
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Emojisum
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//External Crates
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extern crate blake2_rfc;
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extern crate serde;
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extern crate serde_json;
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#[macro_use] extern crate serde_derive;
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//Imports
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use std::fs::File;
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use std::path::Path;
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use blake2_rfc::blake2b::{blake2b};
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//Holds main info parsed from standard
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#[derive(Deserialize, Debug)]
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pub struct Emojisum {
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version: String,
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description: String,
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// these are an ordered list, referened by a byte (each byte of a checksum digest)
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emojiwords: Vec<Vec<String>>
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}
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// Words are a set of options to represent an emoji.
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// Possible options could be the ":colon_notation:" or a "U+26CF" style codepoint.
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//pub type Word = String;
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impl Emojisum {
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//Pass a emojimapping JSON to start
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pub fn init(file_path: &str) -> Emojisum {
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let json_file_path = Path::new(file_path);
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let json_file = File::open(json_file_path).expect("file not found");
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let deserialized: Emojisum =
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serde_json::from_reader(json_file).expect("error while reading json");
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return deserialized;
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}
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//given a series of bytes match emojis
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pub fn from_bytes(&self, tosum: &[u8]) -> Option<String> {
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//check that it is 32bytes
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if tosum.len() < 32 { return None }
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let mut result = String::new();
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for byte in tosum {
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result.push_str(&(self.emojiwords[*byte as usize])[0])
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}
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return Some(result);
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}
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//given a vector of bytes, we hash and return checksum
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pub fn hash_to_emojisum(&self, data: Vec<u8>) -> Option<String> {
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//get 256bit hash of given data
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let hash = blake2b(32, &[], &data);
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return self.from_bytes(hash.as_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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#[test]
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fn it_works() {
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let e = Emojisum::init("./src/emojimap.json");
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//println!("{:?}", e);
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println!("{:?}", e.hash_to_emojisum("dog".as_bytes().to_vec()));
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println!("{:?}", e.hash_to_emojisum("cat".as_bytes().to_vec()));
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assert_eq!(2 + 2, 4);
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}
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}
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