Merge #9353: Add data() method to CDataStream (and use it)

5113474 wallet: Use CDataStream.data() (Wladimir J. van der Laan)
e2300ff bench: Use CDataStream.data() (Wladimir J. van der Laan)
adff950 dbwrapper: Use new .data() method of CDataStream (Wladimir J. van der Laan)
a2141e4 streams: Remove special cases for ancient MSVC (Wladimir J. van der Laan)
af4c44c streams: Add data() method to CDataStream (Wladimir J. van der Laan)
This commit is contained in:
Pieter Wuille 2017-01-09 08:39:08 -08:00 committed by Alexander Block
parent ceb64fcd47
commit 817ecc03d3
4 changed files with 18 additions and 20 deletions

View File

@ -67,12 +67,12 @@ public:
{
ssKey.reserve(DBWRAPPER_PREALLOC_KEY_SIZE);
ssKey << key;
leveldb::Slice slKey(&ssKey[0], ssKey.size());
leveldb::Slice slKey(ssKey.data(), ssKey.size());
ssValue.reserve(DBWRAPPER_PREALLOC_VALUE_SIZE);
ssValue << value;
ssValue.Xor(dbwrapper_private::GetObfuscateKey(parent));
leveldb::Slice slValue(&ssValue[0], ssValue.size());
leveldb::Slice slValue(ssValue.data(), ssValue.size());
batch.Put(slKey, slValue);
ssKey.clear();
@ -84,7 +84,7 @@ public:
{
ssKey.reserve(DBWRAPPER_PREALLOC_KEY_SIZE);
ssKey << key;
leveldb::Slice slKey(&ssKey[0], ssKey.size());
leveldb::Slice slKey(ssKey.data(), ssKey.size());
batch.Delete(slKey);
ssKey.clear();
@ -115,7 +115,7 @@ public:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(DBWRAPPER_PREALLOC_KEY_SIZE);
ssKey << key;
leveldb::Slice slKey(&ssKey[0], ssKey.size());
leveldb::Slice slKey(ssKey.data(), ssKey.size());
piter->Seek(slKey);
}
@ -208,7 +208,7 @@ public:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(DBWRAPPER_PREALLOC_KEY_SIZE);
ssKey << key;
leveldb::Slice slKey(&ssKey[0], ssKey.size());
leveldb::Slice slKey(ssKey.data(), ssKey.size());
std::string strValue;
leveldb::Status status = pdb->Get(readoptions, slKey, &strValue);
@ -242,7 +242,7 @@ public:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(DBWRAPPER_PREALLOC_KEY_SIZE);
ssKey << key;
leveldb::Slice slKey(&ssKey[0], ssKey.size());
leveldb::Slice slKey(ssKey.data(), ssKey.size());
std::string strValue;
leveldb::Status status = pdb->Get(readoptions, slKey, &strValue);

View File

@ -57,12 +57,10 @@ public:
Init(nTypeIn, nVersionIn);
}
#if !defined(_MSC_VER) || _MSC_VER >= 1300
CDataStream(const char* pbegin, const char* pend, int nTypeIn, int nVersionIn) : vch(pbegin, pend)
{
Init(nTypeIn, nVersionIn);
}
#endif
CDataStream(const vector_type& vchIn, int nTypeIn, int nVersionIn) : vch(vchIn.begin(), vchIn.end())
{
@ -128,6 +126,8 @@ public:
void clear() { vch.clear(); nReadPos = 0; }
iterator insert(iterator it, const char& x=char()) { return vch.insert(it, x); }
void insert(iterator it, size_type n, const char& x) { vch.insert(it, n, x); }
value_type* data() { return vch.data() + nReadPos; }
const value_type* data() const { return vch.data() + nReadPos; }
void insert(iterator it, std::vector<char>::const_iterator first, std::vector<char>::const_iterator last)
{
@ -142,7 +142,6 @@ public:
vch.insert(it, first, last);
}
#if !defined(_MSC_VER) || _MSC_VER >= 1300
void insert(iterator it, const char* first, const char* last)
{
assert(last - first >= 0);
@ -155,7 +154,6 @@ public:
else
vch.insert(it, first, last);
}
#endif
iterator erase(iterator it)
{

View File

@ -381,15 +381,15 @@ bool CDB::Rewrite(const string& strFile, const char* pszSkip)
break;
}
if (pszSkip &&
strncmp(&ssKey[0], pszSkip, std::min(ssKey.size(), strlen(pszSkip))) == 0)
strncmp(ssKey.data(), pszSkip, std::min(ssKey.size(), strlen(pszSkip))) == 0)
continue;
if (strncmp(&ssKey[0], "\x07version", 8) == 0) {
if (strncmp(ssKey.data(), "\x07version", 8) == 0) {
// Update version:
ssValue.clear();
ssValue << CLIENT_VERSION;
}
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datValue(&ssValue[0], ssValue.size());
Dbt datKey(ssKey.data(), ssKey.size());
Dbt datValue(ssValue.data(), ssValue.size());
int ret2 = pdbCopy->put(NULL, &datKey, &datValue, DB_NOOVERWRITE);
if (ret2 > 0)
fSuccess = false;

View File

@ -122,7 +122,7 @@ protected:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(1000);
ssKey << key;
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datKey(ssKey.data(), ssKey.size());
// Read
Dbt datValue;
@ -158,13 +158,13 @@ protected:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(1000);
ssKey << key;
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datKey(ssKey.data(), ssKey.size());
// Value
CDataStream ssValue(SER_DISK, CLIENT_VERSION);
ssValue.reserve(10000);
ssValue << value;
Dbt datValue(&ssValue[0], ssValue.size());
Dbt datValue(ssValue.data(), ssValue.size());
// Write
int ret = pdb->put(activeTxn, &datKey, &datValue, (fOverwrite ? 0 : DB_NOOVERWRITE));
@ -187,7 +187,7 @@ protected:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(1000);
ssKey << key;
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datKey(ssKey.data(), ssKey.size());
// Erase
int ret = pdb->del(activeTxn, &datKey, 0);
@ -207,7 +207,7 @@ protected:
CDataStream ssKey(SER_DISK, CLIENT_VERSION);
ssKey.reserve(1000);
ssKey << key;
Dbt datKey(&ssKey[0], ssKey.size());
Dbt datKey(ssKey.data(), ssKey.size());
// Exists
int ret = pdb->exists(activeTxn, &datKey, 0);
@ -233,7 +233,7 @@ protected:
// Read at cursor
Dbt datKey;
if (fFlags == DB_SET || fFlags == DB_SET_RANGE || fFlags == DB_GET_BOTH || fFlags == DB_GET_BOTH_RANGE) {
datKey.set_data(&ssKey[0]);
datKey.set_data(ssKey.data());
datKey.set_size(ssKey.size());
}
Dbt datValue;