before error detection

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2022-05-09 22:35:53 +03:00
parent af77974e91
commit 0243f588bc
2 changed files with 442 additions and 124 deletions

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/*! \file pibinarystream.h
* \ingroup Core
* \~\brief
* \~english Binary serialization interface
* \~russian Интерфейс бинарной сериализации
*/
/*
PIP - Platform Independent Primitives
Binary serialization interface
Ivan Pelipenko peri4ko@yandex.ru
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PIBINARYSTREAM_H
#define PIBINARYSTREAM_H
#include "pibitarray.h"
#include "pimap.h"
#include "pivector2d.h"
//! \ingroup Core
//! \~\brief
//! \~english Binary serialization interface.
//! \~russian Интерфейс бинарной сериализации.
template<typename P>
class PIBinaryStream {
public:
// one should implements next methods:
//
// void appendImp(const void * d, size_t s);
// void takeImp(void * d, size_t s);
void append(const void * d, size_t s) {static_cast<P*>(this)->appendImp(d, s);}
void take(void * d, size_t s) {static_cast<P*>(this)->takeImp(d, s);}
template<typename T>
void append(T v) {append(&v, sizeof(v));}
uchar takeByte() {uchar r = 0; take(&r, sizeof(r)); return r;}
int takeInt() {int r = 0; take(&r, sizeof(r)); return r;}
};
// helper class to detect default operators
template<typename P>
class PIBinaryStreamRef {
public:
PIBinaryStreamRef(PIBinaryStream<P> & s): p(s) {}
PIBinaryStream<P> & p;
};
template<typename P, typename T> inline PIBinaryStream<P> & operator <<(PIBinaryStreamRef<P> s, const T & v) {s.p << v; return s.p;}
template<typename P, typename T> inline PIBinaryStream<P> & operator >>(PIBinaryStreamRef<P> s, T & v) {s.p >> v; return s.p;}
// small types
template<typename P> inline PIBinaryStreamRef<P> operator <<(PIBinaryStream<P> & s, const bool v) {s.append((uchar)v); return s;}
template<typename P> inline PIBinaryStreamRef<P> operator <<(PIBinaryStream<P> & s, const char v) {s.append((uchar)v); return s;}
template<typename P> inline PIBinaryStreamRef<P> operator <<(PIBinaryStream<P> & s, const uchar v) {s.append((uchar)v); return s;}
template<typename P> inline PIBinaryStreamRef<P> operator >>(PIBinaryStream<P> & s, bool & v) {v = s.takeByte(); return s;}
template<typename P> inline PIBinaryStreamRef<P> operator >>(PIBinaryStream<P> & s, char & v) {v = s.takeByte(); return s;}
template<typename P> inline PIBinaryStreamRef<P> operator >>(PIBinaryStream<P> & s, uchar & v) {v = s.takeByte(); return s;}
// store simple types
template<typename P, typename T, typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStreamRef<P> operator <<(PIBinaryStream<P> & s, const T & v) {
s.append(&v, sizeof(v));
return s;
}
//! \~english Store operator for PIVector of any trivial copyable type
//! \~russian Оператор сохранения для PIVector тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector<T> & v) {
piCout << "<< vector trivial default";
s.append((int)v.size());
s.append(v.data(), v.size() * sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector<T> & v) {
piCout << "<< vector trivial custom";
s.append((int)v.size());
for (size_t i = 0; i < v.size(); ++i) s << v[i];
return s;
}
//! \~english Store operator for PIDeque of any trivial copyable type
//! \~russian Оператор сохранения для PIDeque тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIDeque<T> & v) {
piCout << "<< deque trivial default";
s.append((int)v.size());
s.append(v.data(), v.size() * sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIDeque<T> & v) {
piCout << "<< deque trivial custom";
s.append((int)v.size());
for (size_t i = 0; i < v.size(); ++i) s << v[i];
return s;
}
//! \~english Store operator for PIVector2D of any trivial copyable type
//! \~russian Оператор сохранения для PIVector2D тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector2D<T> & v) {
piCout << "<< vector2d trivial default";
s.append((int)v.rows());
s.append((int)v.cols());
s.append(v.data(), v.size() * sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() << std::declval<const T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector2D<T> & v) {
piCout << "<< vector2d trivial custom";
s.append((int)v.rows());
s.append((int)v.cols());
s << v.toPlainVector();
return s;
}
//! \~english Store operator
//! \~russian Оператор сохранения
template<typename P>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIBitArray & v) {s << v.size_ << v.data_; return s;}
//! \~english Store operator
//! \~russian Оператор сохранения
template<typename P, typename Type0, typename Type1>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIPair<Type0, Type1> & v) {s << v.first << v.second; return s;}
// restore simple types
template<typename P, typename T, typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStreamRef<P> operator >>(PIBinaryStream<P> & s, T & v) {
s.take(&v, sizeof(v));
return s;
}
//! \~english Restore operator for PIVector of any trivial copyable type
//! \~russian Оператор извлечения для PIVector тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector<T> & v) {
piCout << ">> vector trivial default";
int sz = s.takeInt();
v._resizeRaw(sz);
s.take(v.data(), sz*sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector<T> & v) {
piCout << ">> vector trivial custom";
int sz = s.takeInt();
v._resizeRaw(sz);
for (int i = 0; i < sz; ++i) s >> v[i];
return s;
}
//! \~english Restore operator for PIDeque of any trivial copyable type
//! \~russian Оператор извлечения для PIDeque тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIDeque<T> & v) {
piCout << ">> deque trivial default";
int sz = s.takeInt();
v._resizeRaw(sz);
s.take(v.data(), sz*sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIDeque<T> & v) {
piCout << ">> deque trivial custom";
int sz = s.takeInt();
v._resizeRaw(sz);
for (int i = 0; i < sz; ++i) s >> v[i];
return s;
}
//! \~english Restore operator for PIVector2D of any trivial copyable type
//! \~russian Оператор извлечения для PIVector2D тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector2D<T> & v) {
piCout << ">> vector2d trivial default";
int r, c;
r = s.takeInt();
c = s.takeInt();
v._resizeRaw(r, c);
s.take(v.data(), v.size() * sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<PIBinaryStream<P>&>() >> std::declval<T &>()), PIBinaryStreamRef<P>>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector2D<T> & v) {
piCout << ">> vector2d trivial custom";
int r, c;
PIVector<T> tmp;
r = s.takeInt();
c = s.takeInt();
s >> tmp;
v = PIVector2D<T>(r, c, tmp);
return s;
}
;
// store complex types
//! \~english Store operator for PIVector of any compound type
//! \~russian Оператор сохранения для PIVector сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector<T> & v) {
piCout << "<< vector complex";
s.append(int(v.size_s()));
for (size_t i = 0; i < v.size(); ++i) s << v[i];
return s;
}
//! \~english Store operator for PIDeque of any compound type
//! \~russian Оператор сохранения для PIDeque сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIDeque<T> & v) {
piCout << "<< deque complex";
s.append(int(v.size_s()));
for (size_t i = 0; i < v.size(); ++i) s << v[i];
return s;
}
//! \~english Store operator for PIVector2D of any compound type
//! \~russian Оператор сохранения для PIVector2D сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIVector2D<T> & v) {
piCout << "<< vector2d complex";
s.append(int(v.rows()));
s.append(int(v.cols()));
s << v.toPlainVector();
return s;
}
// restore complex types
//! \~english Restore operator for PIVector of any compound type
//! \~russian Оператор извлечения для PIVector сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector<T> & v) {
piCout << ">> vector complex";
/*if (s.size_s() < 4) {
printf("error with PIVector<%s>\n", __PIP_TYPENAME__(T));
assert(s.size_s() >= 4);
}*/
v.resize(s.takeInt());
for (size_t i = 0; i < v.size(); ++i) s >> v[i];
return s;
}
//! \~english Restore operator for PIDeque of any compound type
//! \~russian Оператор извлечения для PIDeque сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIDeque<T> & v) {
piCout << ">> deque complex";
/*if (s.size_s() < 4) {
printf("error with PIDeque<%s>\n", __PIP_TYPENAME__(T));
assert(s.size_s() >= 4);
}*/
v.resize(s.takeInt());
for (size_t i = 0; i < v.size(); ++i) s >> v[i];
return s;
}
//! \~english Restore operator for PIVector2D of any compound type
//! \~russian Оператор извлечения для PIVector2D сложных типов
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIVector2D<T> & v) {
piCout << ">> vector2d complex";
/*if (s.size_s() < 8) {
printf("error with PIVecto2Dr<%s>\n", __PIP_TYPENAME__(T));
assert(s.size_s() >= 8);
}*/
int r, c;
PIVector<T> tmp;
r = s.takeInt();
c = s.takeInt();
s >> tmp;
v = PIVector2D<T>(r, c, tmp);
return s;
}
// other types
//! \~english Store operator
//! \~russian Оператор сохранения
template <typename P, typename Key, typename T>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const PIMap<Key, T> & v) {
s.append((int)v.pim_index.size_s());
for (uint i = 0; i < v.size(); ++i) {
s.append((int)v.pim_index[i].index);
s << v.pim_index[i].key;
}
s << v.pim_content;
return s;
}
//! \~english Restore operator
//! \~russian Оператор извлечения
template <typename P, typename Key, typename T>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, PIMap<Key, T> & v) {
/*if (s.size_s() < 4) {
printf("error with PIMap<%s, %s>\n", __PIP_TYPENAME__(Key), __PIP_TYPENAME__(T));
assert(s.size_s() >= 4);
}*/
int sz = s.takeInt(); v.pim_index.resize(sz);
int ind = 0;
for (int i = 0; i < sz; ++i) {
ind = s.takeInt();
s >> v.pim_index[i].key;
v.pim_index[i].index = ind;
}
s >> v.pim_content;
if (v.pim_content.size_s() != v.pim_index.size_s()) {
piCout << "Warning: loaded invalid PIMap, clear";
v.clear();
}
return s;
}
// non-defined complex types
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const T & ) {
static_assert(std::is_trivially_copyable<T>::value, "[PIBinaryStream] Error: using undeclared operator << for complex type!");
return s;
}
template<typename P, typename T, typename std::enable_if<!std::is_trivially_copyable<T>::value, int>::type = 0>
inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, T & ) {
static_assert(std::is_trivially_copyable<T>::value, "[PIBinaryStream] Error: using undeclared operator >> for complex type!");
return s;
}
#endif

151
main.cpp
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@@ -1,161 +1,64 @@
#include "pip.h"
#include "pibinarystream.h"
//#include "stream.h"
//#include "ccm.h"
//#include "pisystemmonitor_.h"
using namespace PICoutManipulators;
template<typename P>
class BinaryStream {
class ByteArray: public PIBinaryStream<ByteArray> {
public:
BinaryStream(P & parent): p(parent) {}
void append(const void * d, size_t s) {p.appendImp(d, s);}
void append(int i) {append(&i, sizeof(i));}
void append(uchar byte) {p.appendImp(byte);}
void take(void * d, size_t s) {p.takeImp(d, s);}
uchar takeByte() {return p.takeByteImp();}
int takeInt() {int r = 0; take(&r, sizeof(r)); return r;}
private:
P & p;
};
template<typename P>
class BinaryStreamRef {
public:
BinaryStreamRef(BinaryStream<P> & s): p(s) {}
BinaryStream<P> & ref() {return p;}
BinaryStream<P> & p;
};
template<typename P, typename T> inline BinaryStream<P> & operator <<(BinaryStreamRef<P> s, const T & v) {s.ref() << v; return s.p;}
template<typename P, typename T> inline BinaryStream<P> & operator >>(BinaryStreamRef<P> s, T & v) {s.ref() >> v; return s.p;}
template<typename P> inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const bool v) {s.append((uchar)v); return s;}
template<typename P> inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const char v) {s.append((uchar)v); return s;}
template<typename P> inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const uchar v) {s.append((uchar)v); return s;}
template<typename P, typename T, typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0>
inline BinaryStreamRef<P> operator <<(BinaryStream<P> & s, const T & v) {
s.append(&v, sizeof(v));
return s;
}
template<typename P> inline BinaryStream<P> & operator >>(BinaryStream<P> & s, bool & v) {v = s.takeByte(); return s;}
template<typename P> inline BinaryStream<P> & operator >>(BinaryStream<P> & s, char & v) {v = s.takeByte(); return s;}
template<typename P> inline BinaryStream<P> & operator >>(BinaryStream<P> & s, uchar & v) {v = s.takeByte(); return s;}
template<typename P, typename T, typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0>
inline BinaryStreamRef<P> operator >>(BinaryStream<P> & s, T & v) {
s.take(&v, sizeof(v));
return s;
}
//! \~english Store operator for PIVector of any trivial copyable type
//! \~russian Оператор сохранения для PIVector тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<BinaryStream<P>&>() << std::declval<const T &>()), BinaryStreamRef<P>>::value, int>::type = 0>
inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const PIVector<T> & v) {
piCout << "<< vector trivial default";
s.append((int)v.size());
s.append(v.data(), v.size() * sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<BinaryStream<P>&>() << std::declval<const T &>()), BinaryStreamRef<P>>::value, int>::type = 0>
inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const PIVector<T> & v) {
piCout << "<< vector trivial custom";
s.append((int)v.size());
for (const auto & i: v) s << i;
return s;
}
//! \~english Restore operator for PIVector of any trivial copyable type
//! \~russian Оператор извлечения для PIVector тривиальных типов
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if< std::is_same<decltype(std::declval<BinaryStream<P>&>() >> std::declval<T &>()), BinaryStreamRef<P>>::value, int>::type = 0>
inline BinaryStream<P> & operator >>(BinaryStream<P> & s, PIVector<T> & v) {
piCout << ">> vector trivial default";
int sz = s.takeInt();
v._resizeRaw(sz);
if (sz > 0)
s.take(v.data(), sz*sizeof(T));
return s;
}
template<typename P, typename T,
typename std::enable_if< std::is_trivially_copyable<T>::value, int>::type = 0,
typename std::enable_if<!std::is_same<decltype(std::declval<BinaryStream<P>&>() >> std::declval<T &>()), BinaryStreamRef<P>>::value, int>::type = 0>
inline BinaryStream<P> & operator >>(BinaryStream<P> & s, PIVector<T> & v) {
piCout << ">> vector trivial custom";
int sz = s.takeInt();
v._resizeRaw(sz);
for (int i = 0; i < sz; ++i) s >> v[i];
return s;
}
class ByteArray: public BinaryStream<ByteArray> {
public:
ByteArray(): BinaryStream<ByteArray>(*this) {}
PIByteArray data;
void appendImp(const void * d, size_t s) {
data.append(d, s);
}
void appendImp(uchar byte) {
data.append(byte);
}
void takeImp(void * d, size_t s) {
memcpy(d, data.data(), s);
data.remove(0, s);
}
uchar takeByteImp() {
return data.take_front();
}
};
class File: public BinaryStream<File> {
class File: public PIBinaryStream<File> {
public:
File(): BinaryStream<File>(*this) {}
PIFile file;
void appendImp(const void * d, size_t s) {
file.write(d, s);
}
void appendImp(uchar byte) {
file.writeBinary(byte);
}
void takeImp(void * d, size_t s) {
file.read(d, s);
}
uchar takeByteImp() {
return (uchar)file.readChar();
}
};
struct TS {
TS(int v0 = -1, float v1 = -1){i = v0; f = v1;}
TS(int v0 = -1, float v1 = -1, PIString v2 = "") {i = v0; f = v1; s = v2;}
int i;
float f;
PIString s;
};
PICout operator << (PICout c, const TS & v) {c << '{' << v.i << ", " << v.f << '}'; return c;}
template<typename P> inline BinaryStream<P> & operator <<(BinaryStream<P> & s, const TS & v) {s << v.i; return s;}
template<typename P> inline BinaryStream<P> & operator >>(BinaryStream<P> & s, TS & v) {s >> v.i; return s;}
template<typename P> inline PIBinaryStream<P> & operator <<(PIBinaryStream<P> & s, const TS & v) {s << v.i; return s;}
template<typename P> inline PIBinaryStream<P> & operator >>(PIBinaryStream<P> & s, TS & v) {s >> v.i; return s;}
int main(int argc, char * argv[]) {
//ByteArray ba;
File f;
f.file.open("_", PIIODevice::ReadWrite);
f.file.clear();
PIVector<TS> vi({TS(1,20), TS(3,40)});
f << vi;
//piCout << "s" << ba.data;
vi.fill(TS());
ByteArray ba;
/*ProcessStatsFixed_ ps;
ba << ps;
piCout << "s" << ba.data;*/
//File f;
//f.file.open("_", PIIODevice::ReadWrite);
//f.file.clear();
//PIVector<TS> vi({TS(1,20), TS(3,40)});
PIVector<PIChar> vi({'a', 'b', 'c'});
ba << vi;
piCout << "src" << vi;
piCout << "s" << ba.data;
vi.fill(' ');
vi.clear();
f.file.seekToBegin();
f >> vi;
piCout << "data" << vi;
//piCout << "r" << ba.data;
//f.file.seekToBegin();
ba >> vi;
piCout << "res" << vi;
piCout << "r" << ba.data;
return 0;
}