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musig: update to BIP v0.8 "Switch from X-only to plain pk inputs."

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This commit is contained in:
Jonas Nick
2022-12-20 16:59:12 +00:00
parent 304f1bc96d
commit d717a4980b
8 changed files with 113 additions and 103 deletions
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12
include/secp256k1_musig.h
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@@ -40,11 +40,11 @@ extern "C" {
/** Opaque data structure that caches information about public key aggregation.
*
* Guaranteed to be 165 bytes in size. It can be safely copied/moved. No
* Guaranteed to be 197 bytes in size. It can be safely copied/moved. No
* serialization and parsing functions (yet).
*/
typedef struct {
unsigned char data[165];
unsigned char data[197];
} secp256k1_musig_keyagg_cache;
/** Opaque data structure that holds a signer's _secret_ nonce.
@@ -190,8 +190,8 @@ SECP256K1_API int secp256k1_musig_partial_sig_parse(
*
* Different orders of `pubkeys` result in different `agg_pk`s.
*
* The pubkeys can be sorted before combining with `secp256k1_xonly_sort` which
* ensures the same `agg_pk` result for the same multiset of pubkeys.
* Before aggregating, the pubkeys can be sorted with `secp256k1_pubkey_sort`
* which ensures the same `agg_pk` result for the same multiset of pubkeys.
* This is useful to do before `pubkey_agg`, such that the order of pubkeys
* does not affect the aggregate public key.
*
@@ -219,7 +219,7 @@ SECP256K1_API int secp256k1_musig_pubkey_agg(
secp256k1_scratch_space *scratch,
secp256k1_xonly_pubkey *agg_pk,
secp256k1_musig_keyagg_cache *keyagg_cache,
const secp256k1_xonly_pubkey * const* pubkeys,
const secp256k1_pubkey * const* pubkeys,
size_t n_pubkeys
) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(5);
@@ -494,7 +494,7 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_musig_partial_sig_verif
const secp256k1_context* ctx,
const secp256k1_musig_partial_sig *partial_sig,
const secp256k1_musig_pubnonce *pubnonce,
const secp256k1_xonly_pubkey *pubkey,
const secp256k1_pubkey *pubkey,
const secp256k1_musig_keyagg_cache *keyagg_cache,
const secp256k1_musig_session *session
) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4) SECP256K1_ARG_NONNULL(5) SECP256K1_ARG_NONNULL(6);