Add secp256k1-sys

Author: stevenroose

Cargo.toml

@@ -11,34 +11,32 @@ documentation = "https://docs.rs/secp256k1/"
 description = "Rust bindings for Pieter Wuille's `libsecp256k1` library. Implements ECDSA for the SECG elliptic curve group secp256k1 and related utilities."
 keywords = [ "crypto", "ECDSA", "secp256k1", "libsecp256k1", "bitcoin" ]
 readme = "README.md"
-build = "build.rs"
-links = "secp256k1"
 autoexamples = false # Remove when edition 2018 https://github.com/rust-lang/cargo/issues/5330
 
 # Should make docs.rs show all functions, even those behind non-default features
 [package.metadata.docs.rs]
 features = [ "rand", "rand-std", "serde", "recovery", "endomorphism" ]
 
-[build-dependencies]
-cc = ">= 1.0.28, < 1.0.42"
-
 [lib]
 name = "secp256k1"
 path = "src/lib.rs"
 
 [features]
 unstable = []
 default = ["std"]
-std = []
+std = ["secp256k1-sys/std"]
 rand-std = ["rand/std"]
-recovery = []
-endomorphism = []
-lowmemory = []
+recovery = ["secp256k1-sys/recovery"]
+endomorphism = ["secp256k1-sys/endomorphism"]
+lowmemory = ["secp256k1-sys/lowmemory"]
 
 # Do not use this feature! HAZMAT. (meant for Bitcoin Core only)
-dont_replace_c_symbols = []
+dont_replace_c_symbols = ["secp256k1-sys/dont_replace_c_symbols"]
 # Do not use this feature! HAZMAT. (meant for Fuzzing only. this is *BROKEN CRYPTOGRAPHY*)
-fuzztarget = []
+fuzztarget = ["secp256k1-sys/fuzztarget"]
+
+[dependencies]
+secp256k1-sys = { version = "0.1.0", default-features = false, path = "./secp256k1-sys" }
 
 [dev-dependencies]
 rand = "0.6"

secp256k1-sys/Cargo.toml

@@ -0,0 +1,38 @@
+[package]
+name = "secp256k1-sys"
+version = "0.1.0"
+authors = [ "Dawid Ciężarkiewicz <dpc@ucore.info>",
+            "Andrew Poelstra <apoelstra@wpsoftware.net>",
+            "Steven Roose <steven@stevenroose.org>" ]
+license = "CC0-1.0"
+homepage = "https://github.com/rust-bitcoin/rust-secp256k1/"
+repository = "https://github.com/rust-bitcoin/rust-secp256k1/"
+documentation = "https://docs.rs/secp256k1-sys/"
+description = "FFI for Pieter Wuille's `libsecp256k1` library."
+keywords = [ "crypto", "ECDSA", "secp256k1", "libsecp256k1", "bitcoin", "ffi" ]
+readme = "README.md"
+build = "build.rs"
+links = "secp256k1"
+
+# Should make docs.rs show all functions, even those behind non-default features
+[package.metadata.docs.rs]
+features = [ "recovery", "endomorphism", "lowmemory" ]
+
+[build-dependencies]
+cc = ">= 1.0.28, <= 1.0.41"
+
+[lib]
+name = "secp256k1_sys"
+path = "src/lib.rs"
+
+[features]
+default = ["std"]
+recovery = []
+endomorphism = []
+lowmemory = []
+std = []
+
+# Do not use this feature! HAZMAT. (meant for Bitcoin Core only)
+dont_replace_c_symbols = []
+# Do not use this feature! HAZMAT. (meant for Fuzzing only. this is *BROKEN CRYPTOGRAPHY*)
+fuzztarget = []