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policy: Add OP_1 <0x4e73> as a standard output type

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These outputs are called anchors, and allow
key-less anchor spends which are vsize-minimized
versus keyed anchors which require larger outputs
when creating and inputs when spending.
This commit is contained in:
Greg Sanders 2023-11-08 14:07:49 -05:00
parent 8754d055c6
commit 455fca86cf
17 changed files with 106 additions and 3 deletions
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8
src/script/script.h
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@ -533,6 +533,14 @@ public:
*/
unsigned int GetSigOpCount(const CScript& scriptSig) const;
/*
* OP_1 <0x4e73>
*/
bool IsPayToAnchor() const;
/** Checks if output of IsWitnessProgram comes from a P2A output script
*/
static bool IsPayToAnchor(int version, const std::vector<unsigned char>& program);
bool IsPayToScriptHash() const;
bool IsPayToWitnessScriptHash() const;
bool IsWitnessProgram(int& version, std::vector<unsigned char>& program) const;