Method load_file_headless

src/modules/rfid/srix_tool.cpp:1116–1196

}

int SRIXTool::load_file_headless(String filename) {
    if (!nfc) return -1;

    FS *fs;
    if (!getFsStorage(fs)) return -1;

    // Build filepath
    String filepath = "/BruceRFID/SRIX/" + filename;
    if (!filename.endsWith(".srix")) filepath += ".srix";

    if (!(*fs).exists(filepath)) return -2; // File not found

    // Open file
    File file = (*fs).open(filepath, FILE_READ);
    if (!file) return -1;

    // Reset buffers
    memset(_dump, 0, sizeof(_dump));
    memset(_uid, 0, sizeof(_uid));

    bool header_passed = false;
    int blocks_loaded = 0;

    // Parse file line by line
    while (file.available()) {
        String line = file.readStringUntil('\n');
        line.trim();
        if (line.isEmpty()) continue;

        // Parse UID from header
        if (line.startsWith("UID:")) {
            String uid_str = line.substring(5);
            uid_str.trim();
            uid_str.replace(" ", "");

            for (uint8_t i = 0; i < 8 && i * 2 < uid_str.length(); i++) {
                String byteStr = uid_str.substring(i * 2, i * 2 + 2);
                _uid[i] = strtoul(byteStr.c_str(), NULL, 16);
            }
            continue;
        }

        // Skip header until "# Data:"
        if (!header_passed) {
            if (line.startsWith("# Data:")) header_passed = true;
            continue;
        }

        // Parse blocks in format: [XX] YYYYYYYY
        if (line.startsWith("[") && line.indexOf("]") > 0) {
            int bracket_end = line.indexOf("]");
            String block_num_str = line.substring(1, bracket_end);
            String data_str = line.substring(bracket_end + 1);
            data_str.trim();
            data_str.replace(" ", "");

            uint8_t block_num = strtoul(block_num_str.c_str(), NULL, 16);
            if (block_num >= 128) continue; // Skip invalid blocks