[trivial] Fix typos in comments

Author: practicalswift

contrib/linearize/example-linearize.cfg

@@ -24,7 +24,7 @@ input=/home/example/.bitcoin/blocks
 output_file=/home/example/Downloads/bootstrap.dat
 hashlist=hashlist.txt
 
-# Maxmimum size in bytes of out-of-order blocks cache in memory
+# Maximum size in bytes of out-of-order blocks cache in memory
 out_of_order_cache_sz = 100000000
 
 # Do we want the reverse the hash bytes coming from getblockhash?

src/addrman.cpp

@@ -255,7 +255,7 @@ bool CAddrMan::Add_(const CAddress& addr, const CNetAddr& source, int64_t nTimeP
     int nId;
     CAddrInfo* pinfo = Find(addr, &nId);
 
-    // Do not set a penality for a source's self-announcement
+    // Do not set a penalty for a source's self-announcement
     if (addr == source) {
         nTimePenalty = 0;
     }

src/base58.h

@@ -147,7 +147,7 @@ template<typename K, int Size, CChainParams::Base58Type Type> class CBitcoinExtK
     K GetKey() {
         K ret;
         if (vchData.size() == Size) {
-            //if base58 encouded data not holds a ext key, return a !IsValid() key
+            // If base58 encoded data does not hold an ext key, return a !IsValid() key
             ret.Decode(&vchData[0]);
         }
         return ret;

src/bench/perf.cpp

@@ -6,7 +6,7 @@
 
 #if defined(__i386__) || defined(__x86_64__)
 
-/* These architectures support quering the cycle counter
+/* These architectures support querying the cycle counter
  * from user space, no need for any syscall overhead.
  */
 void perf_init(void) { }

src/blockencodings.h

@@ -99,7 +99,7 @@ class BlockTransactions {
     }
 };
 
-// Dumb serialization/storage-helper for CBlockHeaderAndShortTxIDs and PartiallyDownlaodedBlock
+// Dumb serialization/storage-helper for CBlockHeaderAndShortTxIDs and PartiallyDownloadedBlock
 struct PrefilledTransaction {
     // Used as an offset since last prefilled tx in CBlockHeaderAndShortTxIDs,
     // as a proper transaction-in-block-index in PartiallyDownloadedBlock

src/consensus/params.h

@@ -47,7 +47,7 @@ struct Params {
     /** Block height at which BIP66 becomes active */
     int BIP66Height;
     /**
-     * Minimum blocks including miner confirmation of the total of 2016 blocks in a retargetting period,
+     * Minimum blocks including miner confirmation of the total of 2016 blocks in a retargeting period,
      * (nPowTargetTimespan / nPowTargetSpacing) which is also used for BIP9 deployments.
      * Examples: 1916 for 95%, 1512 for testchains.
      */

src/cuckoocache.h

@@ -257,7 +257,7 @@ class cache
      *
      * First, epoch_check decrements and checks the cheap heuristic, and then does
      * a more expensive scan if the cheap heuristic runs out. If the expensive
-     * scan suceeds, the epochs are aged and old elements are allow_erased. The
+     * scan succeeds, the epochs are aged and old elements are allow_erased. The
      * cheap heuristic is reset to retrigger after the worst case growth of the
      * current epoch's elements would exceed the epoch_size.
      */
@@ -395,7 +395,7 @@ class cache
             * 1) On first iteration, last_loc == invalid(), find returns last, so
             *    last_loc defaults to locs[0].
             * 2) On further iterations, where last_loc == locs[k], last_loc will
-            *    go to locs[k+1 % 8], i.e., next of the 8 indicies wrapping around
+            *    go to locs[k+1 % 8], i.e., next of the 8 indices wrapping around
             *    to 0 if needed.
             *
             * This prevents moving the element we just put in.

src/httprpc.cpp

@@ -25,7 +25,7 @@
 static const char* WWW_AUTH_HEADER_DATA = "Basic realm=\"jsonrpc\"";
 
 /** Simple one-shot callback timer to be used by the RPC mechanism to e.g.
- * re-lock the wellet.
+ * re-lock the wallet.
  */
 class HTTPRPCTimer : public RPCTimerBase
 {

src/init.cpp

@@ -1553,7 +1553,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
     }
 
     if (chainparams.GetConsensus().vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout != 0) {
-        // Only advertize witness capabilities if they have a reasonable start time.
+        // Only advertise witness capabilities if they have a reasonable start time.
         // This allows us to have the code merged without a defined softfork, by setting its
         // end time to 0.
         // Note that setting NODE_WITNESS is never required: the only downside from not

src/netaddress.h

@@ -49,7 +49,7 @@ class CNetAddr
         bool IsIPv4() const;    // IPv4 mapped address (::FFFF:0:0/96, 0.0.0.0/0)
         bool IsIPv6() const;    // IPv6 address (not mapped IPv4, not Tor)
         bool IsRFC1918() const; // IPv4 private networks (10.0.0.0/8, 192.168.0.0/16, 172.16.0.0/12)
-        bool IsRFC2544() const; // IPv4 inter-network communcations (192.18.0.0/15)
+        bool IsRFC2544() const; // IPv4 inter-network communications (192.18.0.0/15)
         bool IsRFC6598() const; // IPv4 ISP-level NAT (100.64.0.0/10)
         bool IsRFC5737() const; // IPv4 documentation addresses (192.0.2.0/24, 198.51.100.0/24, 203.0.113.0/24)
         bool IsRFC3849() const; // IPv6 documentation address (2001:0DB8::/32)