diff options
Diffstat (limited to 'src/serialize.h')
| -rw-r--r-- | src/serialize.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/serialize.h b/src/serialize.h index df3b47ba87..99d4c893f2 100644 --- a/src/serialize.h +++ b/src/serialize.h @@ -173,11 +173,11 @@ template<typename X> const X& ReadWriteAsHelper(const X& x) { return x; } #define READWRITE(...) (::SerReadWriteMany(s, ser_action, __VA_ARGS__)) #define READWRITEAS(type, obj) (::SerReadWriteMany(s, ser_action, ReadWriteAsHelper<type>(obj))) -/** +/** * Implement three methods for serializable objects. These are actually wrappers over * "SerializationOp" template, which implements the body of each class' serialization * code. Adding "ADD_SERIALIZE_METHODS" in the body of the class causes these wrappers to be - * added as members. + * added as members. */ #define ADD_SERIALIZE_METHODS \ template<typename Stream> \ @@ -312,16 +312,16 @@ uint64_t ReadCompactSize(Stream& is) * sure the encoding is one-to-one, one is subtracted from all but the last digit. * Thus, the byte sequence a[] with length len, where all but the last byte * has bit 128 set, encodes the number: - * + * * (a[len-1] & 0x7F) + sum(i=1..len-1, 128^i*((a[len-i-1] & 0x7F)+1)) - * + * * Properties: * * Very small (0-127: 1 byte, 128-16511: 2 bytes, 16512-2113663: 3 bytes) * * Every integer has exactly one encoding * * Encoding does not depend on size of original integer type * * No redundancy: every (infinite) byte sequence corresponds to a list * of encoded integers. - * + * * 0: [0x00] 256: [0x81 0x00] * 1: [0x01] 16383: [0xFE 0x7F] * 127: [0x7F] 16384: [0xFF 0x00] @@ -991,4 +991,12 @@ size_t GetSerializeSize(const S& s, const T& t) return (CSizeComputer(s.GetType(), s.GetVersion()) << t).size(); } +template <typename S, typename... T> +size_t GetSerializeSizeMany(const S& s, const T&... t) +{ + CSizeComputer sc(s.GetType(), s.GetVersion()); + SerializeMany(sc, t...); + return sc.size(); +} + #endif // BITCOIN_SERIALIZE_H |