78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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/*
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* Copyright (C) 2020 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
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*/
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#include <sstream>
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#include <stdexcept>
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#include "configBitstreamParser.hpp"
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#include "display.hpp"
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#include "efinixHexParser.hpp"
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using namespace std;
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EfinixHexParser::EfinixHexParser(const string &filename):
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ConfigBitstreamParser(filename, ConfigBitstreamParser::ASCII_MODE,
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false)
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{}
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int EfinixHexParser::parseHeader()
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{
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string buffer;
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istringstream lineStream(_raw_data);
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int bytesRead = 0;
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string headerText;
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bool foundPaddedBits = false;
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while (std::getline(lineStream, buffer, '\n')) {
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bytesRead += buffer.size() + 1;
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if (buffer != "0A") {
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try {
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uint8_t byte = std::stol(buffer, nullptr, 16);
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headerText += (char)byte;
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} catch (...) {
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}
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} else {
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headerText += '\n';
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if (foundPaddedBits)
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break;
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}
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if (headerText.find("PADDED_BITS") != string::npos)
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foundPaddedBits = true;
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}
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size_t pos;
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if ((pos = headerText.find("Mode: ")) != string::npos) {
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size_t end = headerText.find('\n', pos);
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_hdr["mode"] = headerText.substr(pos + 6, end - pos - 6);
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}
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if ((pos = headerText.find("Width: ")) != string::npos) {
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size_t end = headerText.find('\n', pos);
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_hdr["width"] = headerText.substr(pos + 7, end - pos - 7);
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}
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if ((pos = headerText.find("Device: ")) != string::npos) {
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size_t end = headerText.find('\n', pos);
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_hdr["device"] = headerText.substr(pos + 8, end - pos - 8);
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}
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return bytesRead;
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}
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int EfinixHexParser::parse()
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{
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string buffer;
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parseHeader();
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istringstream lineStream(_raw_data);
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while (std::getline(lineStream, buffer, '\n')) {
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_bit_data.push_back(std::stol(buffer, nullptr, 16));
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}
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_bit_length = _bit_data.size() * 8;
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return EXIT_SUCCESS;
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}
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