diff options
Diffstat (limited to 'src/script/interpreter.h')
| -rw-r--r-- | src/script/interpreter.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/script/interpreter.h b/src/script/interpreter.h index fa4ee83e04..93136a0b79 100644 --- a/src/script/interpreter.h +++ b/src/script/interpreter.h @@ -39,8 +39,7 @@ enum * All flags are intended to be soft forks: the set of acceptable scripts under * flags (A | B) is a subset of the acceptable scripts under flag (A). */ -enum -{ +enum : uint32_t { SCRIPT_VERIFY_NONE = 0, // Evaluate P2SH subscripts (BIP16). @@ -140,6 +139,10 @@ enum // Making unknown public key versions (in BIP 342 scripts) non-standard SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_PUBKEYTYPE = (1U << 20), + + // Constants to point to the highest flag in use. Add new flags above this line. + // + SCRIPT_VERIFY_END_MARKER }; bool CheckSignatureEncoding(const std::vector<unsigned char> &vchSig, unsigned int flags, ScriptError* serror); @@ -168,7 +171,7 @@ struct PrecomputedTransactionData PrecomputedTransactionData() = default; template <class T> - void Init(const T& tx, std::vector<CTxOut>&& spent_outputs); + void Init(const T& tx, std::vector<CTxOut>&& spent_outputs, bool force = false); template <class T> explicit PrecomputedTransactionData(const T& tx); @@ -260,6 +263,9 @@ enum class MissingDataBehavior FAIL, //!< Just act as if the signature was invalid }; +template<typename T> +bool SignatureHashSchnorr(uint256& hash_out, const ScriptExecutionData& execdata, const T& tx_to, uint32_t in_pos, uint8_t hash_type, SigVersion sigversion, const PrecomputedTransactionData& cache, MissingDataBehavior mdb); + template <class T> class GenericTransactionSignatureChecker : public BaseSignatureChecker { @@ -314,6 +320,12 @@ public: } }; +/** Compute the BIP341 tapleaf hash from leaf version & script. */ +uint256 ComputeTapleafHash(uint8_t leaf_version, const CScript& script); +/** Compute the BIP341 taproot script tree Merkle root from control block and leaf hash. + * Requires control block to have valid length (33 + k*32, with k in {0,1,..,128}). */ +uint256 ComputeTaprootMerkleRoot(Span<const unsigned char> control, const uint256& tapleaf_hash); + bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker, SigVersion sigversion, ScriptExecutionData& execdata, ScriptError* error = nullptr); bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker, SigVersion sigversion, ScriptError* error = nullptr); bool VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CScriptWitness* witness, unsigned int flags, const BaseSignatureChecker& checker, ScriptError* serror = nullptr); |