Convert remaining comments in /src to doxygen format

- Update comments in checkpoints to be doxygen compatible
- Update comments in checkqueue to be doxygen compatible
- Update coins to be doxygen compatible
- Fix comment typo in crypter.h
- Update licenses/copyright dates

Closes #5325 #5184 #5183 #5182

src/bloom.h

@@ -1,5 +1,5 @@
-// Copyright (c) 2012 The Bitcoin developers
-// Distributed under the MIT/X11 software license, see the accompanying
+// Copyright (c) 2012-2014 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #ifndef BITCOIN_BLOOM_H
@@ -13,12 +13,14 @@ class COutPoint;
 class CTransaction;
 class uint256;
 
-// 20,000 items with fp rate < 0.1% or 10,000 items and <0.0001%
+//! 20,000 items with fp rate < 0.1% or 10,000 items and <0.0001%
 static const unsigned int MAX_BLOOM_FILTER_SIZE = 36000; // bytes
 static const unsigned int MAX_HASH_FUNCS = 50;
 
-// First two bits of nFlags control how much IsRelevantAndUpdate actually updates
-// The remaining bits are reserved
+/**
+ * First two bits of nFlags control how much IsRelevantAndUpdate actually updates
+ * The remaining bits are reserved
+ */
 enum bloomflags
 {
     BLOOM_UPDATE_NONE = 0,
@@ -52,13 +54,15 @@ private:
     unsigned int Hash(unsigned int nHashNum, const std::vector<unsigned char>& vDataToHash) const;
 
 public:
-    // Creates a new bloom filter which will provide the given fp rate when filled with the given number of elements
-    // Note that if the given parameters will result in a filter outside the bounds of the protocol limits,
-    // the filter created will be as close to the given parameters as possible within the protocol limits.
-    // This will apply if nFPRate is very low or nElements is unreasonably high.
-    // nTweak is a constant which is added to the seed value passed to the hash function
-    // It should generally always be a random value (and is largely only exposed for unit testing)
-    // nFlags should be one of the BLOOM_UPDATE_* enums (not _MASK)
+    /**
+     * Creates a new bloom filter which will provide the given fp rate when filled with the given number of elements
+     * Note that if the given parameters will result in a filter outside the bounds of the protocol limits,
+     * the filter created will be as close to the given parameters as possible within the protocol limits.
+     * This will apply if nFPRate is very low or nElements is unreasonably high.
+     * nTweak is a constant which is added to the seed value passed to the hash function
+     * It should generally always be a random value (and is largely only exposed for unit testing)
+     * nFlags should be one of the BLOOM_UPDATE_* enums (not _MASK)
+     */
     CBloomFilter(unsigned int nElements, double nFPRate, unsigned int nTweak, unsigned char nFlagsIn);
     CBloomFilter() : isFull(true), isEmpty(false), nHashFuncs(0), nTweak(0), nFlags(0) {}
 
@@ -82,14 +86,14 @@ public:
 
     void clear();
 
-    // True if the size is <= MAX_BLOOM_FILTER_SIZE and the number of hash functions is <= MAX_HASH_FUNCS
-    // (catch a filter which was just deserialized which was too big)
+    //! True if the size is <= MAX_BLOOM_FILTER_SIZE and the number of hash functions is <= MAX_HASH_FUNCS
+    //! (catch a filter which was just deserialized which was too big)
     bool IsWithinSizeConstraints() const;
 
-    // Also adds any outputs which match the filter to the filter (to match their spending txes)
+    //! Also adds any outputs which match the filter to the filter (to match their spending txes)
     bool IsRelevantAndUpdate(const CTransaction& tx);
 
-    // Checks for empty and full filters to avoid wasting cpu
+    //! Checks for empty and full filters to avoid wasting cpu
     void UpdateEmptyFull();
 };