diff options
Diffstat (limited to 'src/script/script.h')
| -rw-r--r-- | src/script/script.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/script/script.h b/src/script/script.h index bbb37f049e..587f2d26eb 100644 --- a/src/script/script.h +++ b/src/script/script.h @@ -8,6 +8,7 @@ #include "crypto/common.h" #include "prevector.h" +#include "serialize.h" #include <assert.h> #include <climits> @@ -376,6 +377,12 @@ private: int64_t m_value; }; +/** + * We use a prevector for the script to reduce the considerable memory overhead + * of vectors in cases where they normally contain a small number of small elements. + * Tests in October 2015 showed use of this reduced dbcache memory usage by 23% + * and made an initial sync 13% faster. + */ typedef prevector<28, unsigned char> CScriptBase; /** Serialized script, used inside transaction inputs and outputs */ @@ -404,6 +411,13 @@ public: CScript(std::vector<unsigned char>::const_iterator pbegin, std::vector<unsigned char>::const_iterator pend) : CScriptBase(pbegin, pend) { } CScript(const unsigned char* pbegin, const unsigned char* pend) : CScriptBase(pbegin, pend) { } + ADD_SERIALIZE_METHODS; + + template <typename Stream, typename Operation> + inline void SerializationOp(Stream& s, Operation ser_action) { + READWRITE(static_cast<CScriptBase&>(*this)); + } + CScript& operator+=(const CScript& b) { insert(end(), b.begin(), b.end()); @@ -490,7 +504,7 @@ public: bool GetOp(iterator& pc, opcodetype& opcodeRet) { const_iterator pc2 = pc; - bool fRet = GetOp2(pc2, opcodeRet, NULL); + bool fRet = GetOp2(pc2, opcodeRet, nullptr); pc = begin() + (pc2 - begin()); return fRet; } @@ -502,7 +516,7 @@ public: bool GetOp(const_iterator& pc, opcodetype& opcodeRet) const { - return GetOp2(pc, opcodeRet, NULL); + return GetOp2(pc, opcodeRet, nullptr); } bool GetOp2(const_iterator& pc, opcodetype& opcodeRet, std::vector<unsigned char>* pvchRet) const |