Add some const declarations where they are appropriate.

Declare some arguments of functions as "const" pointers where they are
not meant to be modified.

1 files changed, 7 insertions, 7 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 755bec47b8..bfae0d7f8c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1035,7 +1035,7 @@ bool GetTransaction(const uint256 &hash, CTransaction &txOut, uint256 &hashBlock
 // CBlock and CBlockIndex
 //
 
-bool WriteBlockToDisk(CBlock& block, CDiskBlockPos& pos, const CMessageHeader::MessageStartChars& messageStart)
+bool WriteBlockToDisk(const CBlock& block, CDiskBlockPos& pos, const CMessageHeader::MessageStartChars& messageStart)
 {
     // Open history file to append
     CAutoFile fileout(OpenBlockFile(pos), SER_DISK, CLIENT_VERSION);
@@ -1520,7 +1520,7 @@ static bool ApplyTxInUndo(const CTxInUndo& undo, CCoinsViewCache& view, const CO
     return fClean;
 }
 
-bool DisconnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, CCoinsViewCache& view, bool* pfClean)
+bool DisconnectBlock(const CBlock& block, CValidationState& state, const CBlockIndex* pindex, CCoinsViewCache& view, bool* pfClean)
 {
     assert(pindex->GetBlockHash() == view.GetBestBlock());
 
@@ -2077,7 +2077,7 @@ static int64_t nTimePostConnect = 0;
  * Connect a new block to chainActive. pblock is either NULL or a pointer to a CBlock
  * corresponding to pindexNew, to bypass loading it again from disk.
  */
-bool static ConnectTip(CValidationState &state, CBlockIndex *pindexNew, CBlock *pblock) {
+bool static ConnectTip(CValidationState &state, CBlockIndex *pindexNew, const CBlock *pblock) {
     assert(pindexNew->pprev == chainActive.Tip());
     mempool.check(pcoinsTip);
     // Read block from disk.
@@ -2209,7 +2209,7 @@ static void PruneBlockIndexCandidates() {
  * Try to make some progress towards making pindexMostWork the active block.
  * pblock is either NULL or a pointer to a CBlock corresponding to pindexMostWork.
  */
-static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMostWork, CBlock *pblock) {
+static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMostWork, const CBlock *pblock) {
     AssertLockHeld(cs_main);
     bool fInvalidFound = false;
     const CBlockIndex *pindexOldTip = chainActive.Tip();
@@ -2278,7 +2278,7 @@ static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMo
  * or an activated best chain. pblock is either NULL or a pointer to a block
  * that is already loaded (to avoid loading it again from disk).
  */
-bool ActivateBestChain(CValidationState &state, CBlock *pblock) {
+bool ActivateBestChain(CValidationState &state, const CBlock *pblock) {
     CBlockIndex *pindexNewTip = NULL;
     CBlockIndex *pindexMostWork = NULL;
     const CChainParams& chainParams = Params();
@@ -2749,7 +2749,7 @@ bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state, CBloc
     return true;
 }
 
-bool AcceptBlock(CBlock& block, CValidationState& state, CBlockIndex** ppindex, bool fRequested, CDiskBlockPos* dbp)
+bool AcceptBlock(const CBlock& block, CValidationState& state, CBlockIndex** ppindex, bool fRequested, CDiskBlockPos* dbp)
 {
     const CChainParams& chainparams = Params();
     AssertLockHeld(cs_main);
@@ -2826,7 +2826,7 @@ static bool IsSuperMajority(int minVersion, const CBlockIndex* pstart, unsigned
 }
 
 
-bool ProcessNewBlock(CValidationState &state, CNode* pfrom, CBlock* pblock, bool fForceProcessing, CDiskBlockPos *dbp)
+bool ProcessNewBlock(CValidationState &state, const CNode* pfrom, const CBlock* pblock, bool fForceProcessing, CDiskBlockPos *dbp)
 {
     // Preliminary checks
     bool checked = CheckBlock(*pblock, state);