Update secp256k1-sys to add adaptor/schnorr/extra keys

p2pderivatives · Oct 22, 2020 · fd173b3 · fd173b3
1 parent e472562
commit fd173b3
Showing 1 changed file with 62 additions and 0 deletions.
diff --git a/secp256k1-sys/src/lib.rs b/secp256k1-sys/src/lib.rs
@@ -34,6 +34,7 @@ pub mod types;
 pub mod recovery;
 
 use core::{hash, slice, ptr};
+use std::ops::Deref;
 use types::*;
 
 /// Flag for context to enable no precomputation
@@ -85,6 +86,19 @@ pub type SchnorrNonceFn = unsafe extern "C" fn(
     data: *mut c_void,
 ) -> c_int;
 
+pub extern "C" fn constant_nonce_fn(
+    nonce32: *mut c_uchar,
+    _msg32: *const c_uchar, 
+    _key32: *const c_uchar, 
+    _xonly_pk32: *const c_uchar, 
+    _algo16: *const c_uchar, 
+    data: *mut c_void) -> c_int {
+    unsafe {
+        ptr::copy_nonoverlapping(data as *const c_uchar, nonce32, 32);
+    }
+    return 1;
+}
+
 /// A Secp256k1 context, containing various precomputed values and such
 /// needed to do elliptic curve computations. If you create one of these
 /// with `secp256k1_context_create` you MUST destroy it with
@@ -374,6 +388,15 @@ extern "C" {
         noncedata: *const c_void
     ) -> c_int;
 
+    #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_schnorrsig_compute_sigpoint")]
+    pub fn secp256k1_schnorrsig_compute_sigpoint(
+        cx: *const Context,
+        sigpoint: *mut PublicKey,
+        msg32: *const c_uchar,
+        nonce: *const XOnlyPublicKey,
+        pubkey: *const XOnlyPublicKey,
+    ) -> c_int;
+
     #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_schnorrsig_verify")]
     pub fn secp256k1_schnorrsig_verify(
         cx: *const Context,
@@ -428,6 +451,44 @@ extern "C" {
         pk_parity: *mut c_int,
         keypair: *const KeyPair
     ) -> c_int;
+
+    // ECDSA Adaptor
+    #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_ecdsa_adaptor_sign")]
+    pub fn secp256k1_ecdsa_adaptor_sign(
+        cx: *const Context,
+        adaptor_sig: *mut c_uchar,
+        adaptor_proof: *mut c_uchar,
+        seckey: *const c_uchar,
+        adaptor: *const PublicKey,
+        msg32: *const c_uchar
+    ) -> c_int;
+
+    #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_ecdsa_adaptor_sig_verify")]
+    pub fn secp256k1_ecdsa_adaptor_sig_verify(
+        cx: *const Context,
+        adaptor_sig: *const c_uchar,
+        pubkey: *const PublicKey,
+        msg32: *const c_uchar,
+        adaptor: *const PublicKey,
+        adaptor_proof: *const c_uchar,
+    ) -> c_int;
+
+    #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_ecdsa_adaptor_adapt")]
+    pub fn secp256k1_ecdsa_adaptor_adapt(
+        cx: *const Context,
+        sig: *mut Signature,
+        adaptor_secret: *const c_uchar,
+        adaptor_sig: *const c_uchar,
+    ) -> c_int;
+
+    #[cfg_attr(not(feature = "external-symbols"), link_name = "rustsecp256k1_v0_3_1_adaptor_ecdsa_adaptor_extract_secret")]
+    pub fn secp256k1_ecdsa_adaptor_extract_secret(
+        cx: *const Context,
+        adaptor_secret: *mut c_uchar,
+        sig: *const Signature,
+        adaptor_sig: *const c_uchar,
+        adaptor: *const PublicKey,
+    ) -> c_int;
 }
 
 
@@ -1059,5 +1120,6 @@ mod tests {
 
         assert_eq!(orig.len(), unsafe {strlen(test.as_ptr())});
     }
+
 }