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Merge pull request #130 from LaurentMT/patch-1

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Fxied typo in taproot_sign_script()
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Pieter Wuille 2019-11-11 00:54:22 -08:00 • committed by GitHub
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bip-taproot.mediawiki
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@ -254,7 +254,7 @@ This function returns the witness stack necessary and a <code>sighash</code> fun
def taproot_sign_script(internal_pubkey, script_tree, script_num, inputs): def taproot_sign_script(internal_pubkey, script_tree, script_num, inputs):
info, h = taproot_tree_helper(script_tree) info, h = taproot_tree_helper(script_tree)
(leaf_version, script), path = info[script_num] (leaf_version, script), path = info[script_num]
_, is_y_square = taproot_tweak_pubkey(internal_pubkey, t) _, is_y_square = taproot_tweak_pubkey(internal_pubkey, h)
output_pubkey_tag = 0 if is_y_square else 1 output_pubkey_tag = 0 if is_y_square else 1
pubkey_data = bytes([output_pubkey_tag + leaf_version]) + internal_pubkey pubkey_data = bytes([output_pubkey_tag + leaf_version]) + internal_pubkey
return inputs + [script, pubkey_data + path] return inputs + [script, pubkey_data + path]