commit d7085b90c8dd7684852339c4b0c6953db7863745
Author: Sean Bowe <ewillbefull@gmail.com>
Date:   Fri Mar 17 11:07:23 2017 -0600

    Initial commit.

diff --git a/.gitignore b/.gitignore
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--- /dev/null
+++ b/.gitignore
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+target
diff --git a/Cargo.lock b/Cargo.lock
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+++ b/Cargo.lock
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+[root]
+name = "librustzcash"
+version = "0.1.0"
+dependencies = [
+ "libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[metadata]
+"checksum libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)" = "88ee81885f9f04bff991e306fea7c1c60a5f0f9e409e99f6b40e3311a3363135"
diff --git a/Cargo.toml b/Cargo.toml
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+++ b/Cargo.toml
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+[package]
+name = "librustzcash"
+version = "0.1.0"
+authors = ["Sean Bowe <ewillbefull@gmail.com>"]
+
+[lib]
+name = "rustzcash"
+path = "src/rustzcash.rs"
+crate-type = ["staticlib"]
+
+[dependencies]
+libc = "0.2"
diff --git a/README.md b/README.md
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+++ b/README.md
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+# librustzcash
+
+This repository contains librustzcash, a static library for Zcash code assets written in Rust.
+
+## License
+
+Licensed under either of
+
+ * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+ * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+
+at your option.
+
+### Contribution
+
+Unless you explicitly state otherwise, any contribution intentionally
+submitted for inclusion in the work by you, as defined in the Apache-2.0
+license, shall be dual licensed as above, without any additional terms or
+conditions.
+
diff --git a/src/rustzcash.rs b/src/rustzcash.rs
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+++ b/src/rustzcash.rs
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+extern crate libc;
+use libc::uint64_t;
+
+/// XOR two uint64_t values and return the result, used
+/// as a temporary mechanism for introducing Rust into
+/// Zcash.
+#[no_mangle]
+pub extern "system" fn librustzcash_xor(a: uint64_t, b: uint64_t) -> uint64_t
+{
+    a ^ b
+}
+
+#[test]
+fn test_xor() {
+	assert_eq!(librustzcash_xor(0x0f0f0f0f0f0f0f0f, 0x1111111111111111), 0x1e1e1e1e1e1e1e1e);
+}