Expose AcceptBlockHeader through main.h

Author: TheBlueMatt

src/main.cpp

@@ -3649,7 +3649,7 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co
     return true;
 }
 
-static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex=NULL)
+static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex)
 {
     AssertLockHeld(cs_main);
     // Check for duplicate
@@ -3698,6 +3698,21 @@ static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state
     return true;
 }
 
+// Exposed wrapper for AcceptBlockHeader
+bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& headers, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex)
+{
+    {
+        LOCK(cs_main);
+        for (const CBlockHeader& header : headers) {
+            if (!AcceptBlockHeader(header, state, chainparams, ppindex)) {
+                return false;
+            }
+        }
+    }
+    NotifyHeaderTip();
+    return true;
+}
+
 /** Store block on disk. If dbp is non-NULL, the file is known to already reside on disk */
 static bool AcceptBlock(const CBlock& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex, bool fRequested, const CDiskBlockPos* dbp, bool* fNewBlock)
 {

src/main.h

@@ -230,6 +230,17 @@ static const uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES = 550 * 1024 * 1024;
  * @return True if state.IsValid()
  */
 bool ProcessNewBlock(const CChainParams& chainparams, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp, bool* fNewBlock);
+
+/**
+ * Process incoming block headers.
+ *
+ * @param[in]  block The block headers themselves
+ * @param[out] state This may be set to an Error state if any error occurred processing them
+ * @param[in]  chainparams The params for the chain we want to connect to
+ * @param[out] ppindex If set, the pointer will be set to point to the last new block index object for the given headers
+ */
+bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, CBlockIndex** ppindex=NULL);
+
 /** Check whether enough disk space is available for an incoming block */
 bool CheckDiskSpace(uint64_t nAdditionalBytes = 0);
 /** Open a block file (blk?????.dat) */