Passive.cpp

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#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <Passive.h>

static unsigned char * mockData = 0;
static int MOCK_SIZE = 0;

int Passive::flush()
{
    static std::ifstream file;

    #ifdef MOCK_DATA
        std::cout << "Mocaaaando" << std::endl;
        static int mockIndex = 0;

        // First time
        if(MOCK_SIZE == 0)
        {
            file.open("files/passive_mock.txt", std::ios::in | std::ios::binary | std::ios::ate);
            if(file.is_open())
            {
                std::streampos size = file.tellg();
                MOCK_SIZE = size;
                // TODO: free this memory later
                mockData = new unsigned char[MOCK_SIZE];
                file.seekg(0, std::ios::beg);
                file.read(mockData, MOCK_SIZE);
                file.close();
                std::cout << "Passive mockData loaded: " << size << " bytes long" << std::endl;
            }
            else
            {
                std::cout << "Failed to load passive mockData" << std::endl;
                mockData = unsigned new char[1];
                *mockData = '0';
            }
            file.close();
        }

        // Just get next mockData line and we're good
        if(!mockData)
        {
            std::cout << "No mockData" << std::endl;
            return -1;
        }

        if(mockIndex >= MOCK_SIZE)
            mockIndex = 0;

        for(int i = 0; i < BUFFER_SIZE && mockIndex < MOCK_SIZE; i++, mockIndex++)
            buffer[i] = mockData[mockIndex];
        mockIndex++; // Skip line break

    #else
        file.open(PASSIVE_FILENAME, std::ios::in | std::ios::binary | std::ios::ate);
        if(file.is_open())
        {
            file.seekg(0, std::ios::beg);
            // TODO: check how the input is gonna be written by msp430
            file.read((char *)buffer, BUFFER_SIZE);
            file.close();
            std::cout << "Passive mockData loaded: " << BUFFER_SIZE << " bytes long" << std::endl;
        }
        else
            std::cout << "Failed to load passive mockData" << std::endl;
        file.close();
    #endif
    return 0;
}