Update pre-segwit signature hashing to use the new caching implementation#481

Merged

jgriffiths merged 8 commits intomasterfrom

signature_hash_pre_segwit

Feb 27, 2025

Commits on Feb 26, 2025

tx: share more code for sub-elements of signature hashing
jgriffiths
committed

Commits on Feb 27, 2025

tx: migrate pre-segwit signature hashing to the new impl
jgriffiths
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tx: use the new signature hashing impl for pre-segwit inputs
jgriffiths
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psbt: migrate pre-segwit signature hashing to the new impl
jgriffiths
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tx: remove the overloading of tx_to_bytes to also generate signature hashes
jgriffiths
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tx: remove the last signature hash vestiges from the serialization code
jgriffiths
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tx: mark the old signature hash generation APIs as deprecated
jgriffiths
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tx: invert elements check for tx_io to match elsewhere
jgriffiths
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