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script/sign: remove needless IsSolvable() utility

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It was used back when we didn't have a concept of descriptor. Now we
can check for solvability using descriptors.
This commit is contained in:
Antoine Poinsot
2022-07-20 12:42:08 +02:00
parent c232ef20c0
commit b16f93cadd
7 changed files with 4 additions and 32 deletions
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6
src/script/sign.h
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@@ -97,12 +97,6 @@ bool SignSignature(const SigningProvider &provider, const CTransaction& txFrom,
SignatureData DataFromTransaction(const CMutableTransaction& tx, unsigned int nIn, const CTxOut& txout);
void UpdateInput(CTxIn& input, const SignatureData& data);
/* Check whether we know how to sign for an output like this, assuming we
* have all private keys. While this function does not need private keys, the passed
* provider is used to look up public keys and redeemscripts by hash.
* Solvability is unrelated to whether we consider this output to be ours. */
bool IsSolvable(const SigningProvider& provider, const CScript& script);
/** Check whether a scriptPubKey is known to be segwit. */
bool IsSegWitOutput(const SigningProvider& provider, const CScript& script);