void ParseInputFile(InputConfig &config, TLineReader &reader) { // TODO code - Safer sizes, strings etc - use C++ (can scanf restrict length?) TCHAR *new_label = NULL; // Init first entry // Did we find some in the last loop... bool some_data = false; // Multiple modes (so large string) TCHAR d_mode[1024] = _T(""); TCHAR d_type[256] = _T(""); TCHAR d_data[256] = _T(""); unsigned event_id = 0; TCHAR d_label[256] = _T(""); int d_location = 0; TCHAR d_event[256] = _T(""); TCHAR d_misc[256] = _T(""); int line = 0; // Read from the file // TODO code: What about \r - as in \r\n ? // TODO code: Note that ^# does not allow # in key - might be required (probably not) // Better way is to separate the check for # and the scanf TCHAR *buffer; while ((buffer = reader.read()) != NULL) { TrimRight(buffer); line++; const TCHAR *key, *value; // experimental: if the first line is "#CLEAR" then the whole default config is cleared // and can be overwritten by file if (line == 1 && _tcscmp(buffer, _T("#CLEAR")) == 0) { config.clear_all_events(); } else if (buffer[0] == _T('\0')) { // Check valid line? If not valid, assume next record (primative, but works ok!) // General checks before continue... if (some_data && (d_mode != NULL) && (_tcscmp(d_mode, _T("")) != 0)) { TCHAR *token; // For each mode token = _tcstok(d_mode, _T(" ")); // General errors - these should be true assert(d_location >= 0); assert(d_location < 1024); // Scott arbitrary limit assert(d_mode != NULL); assert(d_type != NULL); assert(d_label != NULL); // These could indicate bad data - thus not an ASSERT (debug only) // assert(_tcslen(d_mode) < 1024); // assert(_tcslen(d_type) < 1024); // assert(_tcslen(d_label) < 1024); while (token != NULL) { // All modes are valid at this point int mode_id = config.make_mode(token); assert(mode_id >= 0); // Make label event // TODO code: Consider Reuse existing entries... if (d_location > 0) { // Only copy this once per object - save string space if (!new_label) { new_label = StringMallocParse(d_label); } config.append_menu(mode_id, new_label, d_location, event_id); } // Make key (Keyboard input) // key - Hardware key or keyboard if (_tcscmp(d_type, _T("key")) == 0) { // Get the int key (eg: APP1 vs 'a') unsigned key = InputEvents::findKey(d_data); if (key > 0) config.Key2Event[mode_id][key] = event_id; else LogStartUp(_T("Invalid key data: %s at %i"), d_data, line); // Make gce (Glide Computer Event) // GCE - Glide Computer Event } else if (_tcscmp(d_type, _T("gce")) == 0) { // Get the int key (eg: APP1 vs 'a') int key = InputEvents::findGCE(d_data); if (key >= 0) config.GC2Event[mode_id][key] = event_id; else LogStartUp(_T("Invalid GCE data: %s at %i"), d_data, line); // Make ne (NMEA Event) // NE - NMEA Event } else if (_tcscmp(d_type, _T("ne")) == 0) { // Get the int key (eg: APP1 vs 'a') int key = InputEvents::findNE(d_data); if (key >= 0) config.N2Event[mode_id][key] = event_id; else LogStartUp(_T("Invalid GCE data: %s at %i"), d_data, line); // label only - no key associated (label can still be touch screen) } else if (_tcscmp(d_type, _T("label")) == 0) { // Nothing to do here... } else { LogStartUp(_T("Invalid type: %s at %i"), d_type, line); } token = _tcstok(NULL, _T(" ")); } } // Clear all data. some_data = false; _tcscpy(d_mode, _T("")); _tcscpy(d_type, _T("")); _tcscpy(d_data, _T("")); event_id = 0; _tcscpy(d_label, _T("")); d_location = 0; new_label = NULL; } else if (string_is_empty(buffer) || buffer[0] == _T('#')) { // Do nothing - we probably just have a comment line // JG removed "void;" - causes warning (void is declaration and needs variable) // NOTE: Do NOT display buffer to user as it may contain an invalid stirng ! } else if (parse_assignment(buffer, key, value)) { if (_tcscmp(key, _T("mode")) == 0) { if (_tcslen(value) < 1024) { some_data = true; // Success, we have a real entry _tcscpy(d_mode, value); } } else if (_tcscmp(key, _T("type")) == 0) { if (_tcslen(value) < 256) _tcscpy(d_type, value); } else if (_tcscmp(key, _T("data")) == 0) { if (_tcslen(value) < 256) _tcscpy(d_data, value); } else if (_tcscmp(key, _T("event")) == 0) { if (_tcslen(value) < 256) { _tcscpy(d_event, _T("")); _tcscpy(d_misc, _T("")); int ef; #if defined(__BORLANDC__) memset(d_event, 0, sizeof(d_event)); memset(d_misc, 0, sizeof(d_event)); if (_tcschr(value, ' ') == NULL) { _tcscpy(d_event, value); } else { #endif ef = _stscanf(value, _T("%[^ ] %[A-Za-z0-9 \\/().,]"), d_event, d_misc); #if defined(__BORLANDC__) } #endif // TODO code: Can't use token here - breaks // other token - damn C - how about // C++ String class ? // TCHAR *eventtoken; // eventtoken = _tcstok(value, _T(" ")); // d_event = token; // eventtoken = _tcstok(value, _T(" ")); if ((ef == 1) || (ef == 2)) { // TODO code: Consider reusing existing identical events pt2Event event = InputEvents::findEvent(d_event); if (event) { TCHAR *allocated = StringMallocParse(d_misc); event_id = config.append_event(event, allocated, event_id); /* not freeing the string, because InputConfig::append_event() stores the string point without duplicating it; strictly speaking, this is a memory leak, but the input file is only loaded once at startup, so this is acceptable; in return, we don't have to duplicate the hard-coded defaults, which saves some memory */ //free(allocated); } else { LogStartUp(_T("Invalid event type: %s at %i"), d_event, line); } } else { LogStartUp(_T("Invalid event type at %i"), line); } } } else if (_tcscmp(key, _T("label")) == 0) { _tcscpy(d_label, value); } else if (_tcscmp(key, _T("location")) == 0) { d_location = _ttoi(value); } else { LogStartUp(_T("Invalid key/value pair %s=%s at %i"), key, value, line); } } else { LogStartUp(_T("Invalid line at %i"), line); } } // end while }