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15.10.2012 - version 0.2.0 - PIIODevice - base of file, ethernet, serial and packets extractor. PIEthernet now support also TCP (client and server). PIConsole now can align labels in each column individually.

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peri4
2012-10-15 23:36:18 +04:00
parent 5558add03e
commit cfc5eed75e
64 changed files with 1879 additions and 867 deletions
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pipacketextractor.h Normal file
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/*
PIP - Platform Independent Primitives
Packets extractor
Copyright (C) 2012 Ivan Pelipenko peri4ko@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PIPACKETEXTRACTOR_H
#define PIPACKETEXTRACTOR_H
#include "piiodevice.h"
// Pass data, recHeaderPtr, received_data, recHeaderSize. Return true if packet is correct nor return false.
typedef bool (*HeaderCheckFunc)(void * , uchar * , uchar * , int );
class PIPacketExtractor: public PIIODevice
{
public:
PIPacketExtractor(PIIODevice * device_ = 0, void * recHeaderPtr = 0, int recHeaderSize = 0, int recDataSize = 0);
PIIODevice * device() {return dev;}
void setDevice(PIIODevice * device_);
int bufferSize() const {return buffer_size;}
void setBufferSize(int new_size) {buffer_size = new_size; buffer.resize(buffer_size); sbuffer.resize(buffer_size);}
void setHeaderCheckSlot(HeaderCheckFunc f) {ret_func_header = f;}
void setPacketData(void * recHeaderPtr, int recHeaderSize, int recDataSize) {headerPtr = recHeaderPtr; headerSize = recHeaderSize; dataSize = recDataSize; packetSize = headerSize + dataSize; if (headerSize > 0) mheader.resize(headerSize);}
ullong missedBytes() const {return missed;}
ullong missedPackets() const {return missed / packetSize;}
const ullong * missedBytes_ptr() const {return &missed;}
const ullong * missedPackets_ptr() const {return &missed_packets;}
PIByteArray lastHeader() {return mheader;}
int read(void * read_to, int max_size) {if (dev == 0) return -1; return dev->read(read_to, max_size);}
int write(const void * data, int max_size) {if (dev == 0) return -1; return dev->write(data, max_size);}
protected:
virtual bool packetValidate(uchar * rec, int size) {if (ret_func_ != 0) return ret_func_(ret_data_, rec, size); return true;}
virtual bool packetHeaderValidate(uchar * src, uchar * rec, int size) {if (ret_func_header != 0) return ret_func_header(ret_data_, src, rec, size); for (int i = 0; i < size; ++i) if (src[i] != rec[i]) return false; return true;}
private:
bool threadedRead(uchar * readed, int size);
bool openDevice() {if (dev == 0) return false; return dev->isOpened();}
PIIODevice * dev;
PIByteArray mheader, buffer, sbuffer;
HeaderCheckFunc ret_func_header;
void * headerPtr, * data;
int buffer_size, dataSize, headerSize, packetSize, allReaded, addSize, curInd;
ullong missed, missed_packets;
};
#endif // PIPACKETEXTRACTOR_H