chore: checkpoint before Python removal

vendor/salsa20/Cargo.toml

@@ -0,0 +1,39 @@
+# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
+#
+# When uploading crates to the registry Cargo will automatically
+# "normalize" Cargo.toml files for maximal compatibility
+# with all versions of Cargo and also rewrite `path` dependencies
+# to registry (e.g., crates.io) dependencies.
+#
+# If you are reading this file be aware that the original Cargo.toml
+# will likely look very different (and much more reasonable).
+# See Cargo.toml.orig for the original contents.
+
+[package]
+edition = "2021"
+rust-version = "1.56"
+name = "salsa20"
+version = "0.10.2"
+authors = ["RustCrypto Developers"]
+description = "Salsa20 Stream Cipher"
+documentation = "https://docs.rs/salsa20"
+readme = "README.md"
+keywords = ["crypto", "stream-cipher", "trait", "xsalsa20"]
+categories = ["cryptography", "no-std"]
+license = "MIT OR Apache-2.0"
+repository = "https://github.com/RustCrypto/stream-ciphers"
+[package.metadata.docs.rs]
+all-features = true
+rustdoc-args = ["--cfg", "docsrs"]
+[dependencies.cipher]
+version = "0.4.2"
+[dev-dependencies.cipher]
+version = "0.4.2"
+features = ["dev"]
+
+[dev-dependencies.hex-literal]
+version = "0.3.3"
+
+[features]
+std = ["cipher/std"]
+zeroize = ["cipher/zeroize"]