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musig: make musig partial nonces byte arrays instead of "pubkeys"

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This commit is contained in:
Jonas Nick
2019-12-12 21:03:26 +00:00
parent 73792e4a27
commit 62f0b2d867
4 changed files with 87 additions and 81 deletions
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10
include/secp256k1_musig.h
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@@ -207,7 +207,9 @@ SECP256K1_API int secp256k1_musig_session_init(
* signers: an array of signers' data initialized with
* `musig_session_init`. Array length must equal to
* `n_commitments` (cannot be NULL)
* Out: nonce: the nonce (cannot be NULL)
* Out: nonce33: filled with a 33-byte public nonce which is supposed to be
* sent to the other signers and then used in `musig_set nonce`
* (cannot be NULL)
* In: commitments: array of pointers to 32-byte nonce commitments (cannot be NULL)
* n_commitments: the length of commitments and signers array. Must be the total
* number of signers participating in the MuSig.
@@ -218,7 +220,7 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_musig_session_get_publi
const secp256k1_context* ctx,
secp256k1_musig_session *session,
secp256k1_musig_session_signer_data *signers,
secp256k1_pubkey *nonce,
unsigned char *nonce33,
const unsigned char *const *commitments,
size_t n_commitments,
const unsigned char *msg32
@@ -264,12 +266,12 @@ SECP256K1_API int secp256k1_musig_session_init_verifier(
* signer: pointer to the signer data to update (cannot be NULL). Must have
* been used with `musig_session_get_public_nonce` or initialized
* with `musig_session_init_verifier`.
* In: nonce: signer's alleged public nonce (cannot be NULL)
* In: nonce33: signer's alleged public nonce (cannot be NULL)
*/
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_musig_set_nonce(
const secp256k1_context* ctx,
secp256k1_musig_session_signer_data *signer,
const secp256k1_pubkey *nonce
const unsigned char *nonce33
) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
/** Updates a session with the combined public nonce of all signers. The combined