validation: Make GetWitnessCommitmentIndex public

Author: MarcoFalke

src/validation.cpp

@@ -3280,9 +3280,7 @@ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& pa
     return (height >= params.SegwitHeight);
 }
 
-// Compute at which vout of the block's coinbase transaction the witness
-// commitment occurs, or -1 if not found.
-static int GetWitnessCommitmentIndex(const CBlock& block)
+int GetWitnessCommitmentIndex(const CBlock& block)
 {
     int commitpos = -1;
     if (!block.vtx.empty()) {

src/validation.h

@@ -384,6 +384,9 @@ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& pa
 /** When there are blocks in the active chain with missing data, rewind the chainstate and remove them from the block index */
 bool RewindBlockIndex(const CChainParams& params) LOCKS_EXCLUDED(cs_main);
 
+/** Compute at which vout of the block's coinbase transaction the witness commitment occurs, or -1 if not found */
+int GetWitnessCommitmentIndex(const CBlock& block);
+
 /** Update uncommitted block structures (currently: only the witness reserved value). This is safe for submitted blocks. */
 void UpdateUncommittedBlockStructures(CBlock& block, const CBlockIndex* pindexPrev, const Consensus::Params& consensusParams);