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descriptor: Add MuSigPubkeyProvider

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Ava Chow
2024-01-15 17:10:08 -05:00
parent d00d95437d
commit 4af0dca096
2 changed files with 213 additions and 0 deletions
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src/musig.h
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@@ -12,6 +12,10 @@
struct secp256k1_musig_keyagg_cache;
//! MuSig2 chaincode as defined by BIP 328
using namespace util::hex_literals;
constexpr uint256 MUSIG_CHAINCODE{"868087ca02a6f974c4598924c36b57762d32cb45717167e300622c7167e38965"_hex_u8};
//! Create a secp256k1_musig_keyagg_cache from the pubkeys in their current order. This is necessary for most MuSig2 operations
bool GetMuSig2KeyAggCache(const std::vector<CPubKey>& pubkeys, secp256k1_musig_keyagg_cache& keyagg_cache);
//! Retrieve the full aggregate pubkey from the secp256k1_musig_keyagg_cache