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  1. // config.cpp
  2.  
  3. #include "common.h"
  4.  
  5.  
  6. // useful macros
  7. #define READ_WIDESTRING(dest,inifile,section,key,default_value) wcscpy_s ((dest), sizeof (dest) / sizeof (wchar_t), INIFile_ReadEntryAsString ((inifile), (section), (key), (default_value)))
  8. #define WRITE_WIDESTRING(section,key,value) INIFile_WriteEntryAsString (inifile, (section), (key), (value))
  9.  
  10.  
  11. // global variables used in this module only
  12. static wchar_t filename[MAX_PATH];
  13.  
  14.  
  15. void Config_Load (void)
  16. {
  17.    // this function opens and parses the INI configuration file for the program
  18.    // WARNING: it does also build the smilies list !
  19.  
  20.    void *inifile;
  21.    smiley_t *smiley;
  22.    char *file_buffer;
  23.    wchar_t temp_string[MAX_PATH];
  24. //   wchar_t smiley_pathname[MAX_PATH];
  25.    wchar_t *smiley_name;
  26.    int candidate_index;
  27.    int language_index;
  28.    int program_index;
  29.    int smiley_index;
  30.    int file_length;
  31.    FILE *fp;
  32.  
  33.    // open the INI file
  34.    swprintf_s (filename, WCHAR_SIZEOF (filename), L"%s/config.ini", app_path);
  35.    inifile = INIFile_LoadINIFile (filename);
  36.  
  37.    // read the INI file (if it doesn't exist, default values will be fed)
  38.  
  39.    // [gameplay]
  40.    options.want_lastmove = (INIFile_ReadEntryAsBool (inifile, L"options", L"highlight last move", true) > 0);
  41.    options.want_possiblemoves = (INIFile_ReadEntryAsBool (inifile, L"options", L"highlight possible moves", true) > 0);
  42.    options.want_threats = (INIFile_ReadEntryAsBool (inifile, L"options", L"highlight king's threats", true) > 0);
  43.    options.want_animations = (INIFile_ReadEntryAsBool (inifile, L"options", L"display part animations", true) > 0);
  44.    options.want_slidinganimations = (INIFile_ReadEntryAsBool (inifile, L"options", L"display part sliding animations", true) > 0);
  45.    options.want_takenparts = (INIFile_ReadEntryAsBool (inifile, L"options", L"show taken parts", true) > 0);
  46.    options.want_turn = (INIFile_ReadEntryAsBool (inifile, L"options", L"show turn", true) > 0);
  47.    options.want_clock = (INIFile_ReadEntryAsBool (inifile, L"options", L"show game clock", true) > 0);
  48.    options.clock_color = INIFile_ReadEntryAsUnsignedLong (inifile, L"options", L"game clock color", 0x00007f00); // dark blue, in RGBA
  49.    options.want_history = (INIFile_ReadEntryAsBool (inifile, L"options", L"show game history", true) > 0);
  50.    options.history_color = INIFile_ReadEntryAsUnsignedLong (inifile, L"options", L"game history color", 0xe7e7e700); // light grey, in RGBA
  51.    options.want_sepiafilter = (INIFile_ReadEntryAsBool (inifile, L"options", L"use sepia filter for past moves", true) > 0);
  52.    options.want_autorotateon1vs1 = (INIFile_ReadEntryAsBool (inifile, L"options", L"auto-rotate board",true) > 0);
  53.    options.rotate_speed = INIFile_ReadEntryAsLong (inifile, L"options", L"rotation speed", 10);
  54.  
  55.    // [display]
  56.    READ_WIDESTRING (temp_string, inifile, L"display", L"language", L"auto"); // first, try to read the language from the config file
  57.    is_language_auto = (wcscmp (temp_string, L"auto") == 0); // remember is language is set to be automatically chosen
  58.    for (language_index = 0; language_index < language_count; language_index++)
  59.       if (_wcsicmp (languages[language_index].name, temp_string) == 0)
  60.       {
  61.          language_id = language_index; // identify the claimed language's ID among the list of known languages
  62.          break; // stop searching as soon as we find it
  63.       }
  64.    if (language_index == language_count)
  65.    {
  66.       GetLocaleInfo (LOCALE_USER_DEFAULT, LOCALE_SENGLANGUAGE, temp_string, WCHAR_SIZEOF (temp_string)); // if unspecified, query the OS locale
  67.       for (language_index = 0; language_index < language_count; language_index++)
  68.          if (_wcsicmp (languages[language_index].name, temp_string) == 0)
  69.          {
  70.             language_id = language_index; // identify the claimed language's ID among the list of known languages
  71.             break; // stop searching as soon as we find it
  72.          }
  73.    }
  74.    if (language_index == language_count)
  75.    {
  76.       for (language_index = 0; language_index < language_count; language_index++)
  77.          if (_wcsicmp (languages[language_index].name, L"English") == 0)
  78.          {
  79.             language_id = language_index; // if still not found, fallback to the English language
  80.             break; // stop searching as soon as we find it
  81.          }
  82.    }
  83.    if (language_index == language_count)
  84.       language_id = 0; // if still not found, fallback to the first language known
  85.    options.want_fullscreen = (INIFile_ReadEntryAsBool (inifile, L"display", L"fullscreen", false) > 0);
  86.    options.want_maximized = (INIFile_ReadEntryAsBool (inifile, L"display", L"maximized", false) > 0);
  87.    options.window_width = INIFile_ReadEntryAsLong (inifile, L"display", L"window width", 1024);
  88.    options.window_height = INIFile_ReadEntryAsLong (inifile, L"display", L"window height", 768);
  89.    options.want_filtering = (INIFile_ReadEntryAsBool (inifile, L"display", L"enable texture filtering", true) > 0);
  90.    options.want_hiquality = (INIFile_ReadEntryAsBool (inifile, L"display", L"enable high quality filtering", true) > 0);
  91.    options.want_specularlighting = (INIFile_ReadEntryAsBool (inifile, L"display", L"enable specular lighting", true) > 0);
  92.    options.want_reflections = (INIFile_ReadEntryAsBool (inifile, L"display", L"enable board reflections", true) > 0);
  93.  
  94.    // [sound]
  95.    options.want_sounds = (INIFile_ReadEntryAsBool (inifile, L"sound", L"play sounds", true) > 0);
  96.  
  97.    // [theme]
  98.    READ_WIDESTRING (wantedtheme_name, inifile, L"theme", L"theme name", L"Default");
  99.    want_grid = (INIFile_ReadEntryAsBool (inifile, L"theme", L"show grid", true) > 0);
  100.    want_flaticons = (INIFile_ReadEntryAsBool (inifile, L"theme", L"flat icons instead", true) > 0);
  101.    want_custombackground = (INIFile_ReadEntryAsBool (inifile, L"theme", L"use custom background", false) > 0);
  102.    READ_WIDESTRING (custombackground_pathname, inifile, L"theme", L"custom background picture", L"");
  103.  
  104.    // [engine]
  105.    Config_LoadEngines (); // discover all engine parameters from the engines folder
  106.    for (program_index = 0; program_index < options.engine.program_count; program_index++)
  107.    {
  108.       READ_WIDESTRING (temp_string, inifile, L"engine", L"program", L"Stockfish");
  109.       if (_wcsicmp (temp_string, options.engine.programs[program_index].folder) == 0)
  110.          break; // identify the preferred engine, break as soon as we find it
  111.    }
  112.    options.engine.selected_program = (program_index < options.engine.program_count ? program_index : 0); // consistency check
  113.    options.engine.depth = INIFile_ReadEntryAsLong (inifile, L"engine", L"allowed depth", 10);
  114.    options.engine.max_depth = INIFile_ReadEntryAsLong (inifile, L"engine", L"maximum depth", 20);
  115.    options.engine.blunder_chances = INIFile_ReadEntryAsLong (inifile, L"engine", L"blunder chances", 5);
  116.    options.engine.obstinacy_level = INIFile_ReadEntryAsLong (inifile, L"engine", L"obstinacy", -1);
  117.    options.engine.is_expert_mode = (INIFile_ReadEntryAsBool (inifile, L"engine", L"expert mode", false) > 0);
  118.  
  119.    // [network]
  120.    READ_WIDESTRING (options.network.server_address, inifile, L"network", L"server address", L"freechess.org");
  121.    options.network.server_port = INIFile_ReadEntryAsLong (inifile, L"network", L"server port", 5000);
  122.    READ_WIDESTRING (options.network.login, inifile, L"network", L"login", L"guest");
  123.    READ_WIDESTRING (options.network.password, inifile, L"network", L"password", L"");
  124.    options.network.want_servermessages = (INIFile_ReadEntryAsBool (inifile, L"network", L"show server messages", true) > 0);
  125.    options.network.want_publicchat = (INIFile_ReadEntryAsBool (inifile, L"network", L"show public chat", true) > 0);
  126.    options.network.want_motdonconnect = (INIFile_ReadEntryAsBool (inifile, L"network", L"show MOTD on connect", true) > 0);
  127.  
  128.    // [registration]
  129.    READ_WIDESTRING (options.registration.user_email, inifile, L"registration", L"user email", L"");
  130.    options.registration.activation_code = (unsigned __int32) INIFile_ReadEntryAsLong (inifile, L"registration", L"activation code", 0);
  131.  
  132.    // [smilies]
  133.    if (inifile == NULL)
  134.    {
  135.       // if the .ini file doesn't exist yet, re-create one with the default smilies set
  136.       inifile = INIFile_NewINIFile ();
  137.       WRITE_WIDESTRING (L"smilies", L"\"o:)\"", L"angel.txt");
  138.       WRITE_WIDESTRING (L"smilies", L"\"0:)\"", L"angel.txt");
  139.       WRITE_WIDESTRING (L"smilies", L"\"o:-)\"", L"angel.txt");
  140.       WRITE_WIDESTRING (L"smilies", L"\"0:-)\"", L"angel.txt");
  141.       WRITE_WIDESTRING (L"smilies", L"\":-@\"", L"angry.txt");
  142.       WRITE_WIDESTRING (L"smilies", L"\">:(\"", L"angry.txt");
  143.       WRITE_WIDESTRING (L"smilies", L"\">:-(\"", L"angry.txt");
  144.       WRITE_WIDESTRING (L"smilies", L"\":,(\"", L"cry.txt");
  145.       WRITE_WIDESTRING (L"smilies", L"\":,-(\"", L"cry.txt");
  146.       WRITE_WIDESTRING (L"smilies", L"\":,,,(\"", L"cry.txt");
  147.       WRITE_WIDESTRING (L"smilies", L"\":'(\"", L"cry.txt");
  148.       WRITE_WIDESTRING (L"smilies", L"\":'-(\"", L"cry.txt");
  149.       WRITE_WIDESTRING (L"smilies", L"\":'''(\"", L"cry.txt");
  150.       WRITE_WIDESTRING (L"smilies", L"\"t_t\"", L"cry.txt");
  151.       WRITE_WIDESTRING (L"smilies", L"\"t.t\"", L"cry.txt");
  152.       WRITE_WIDESTRING (L"smilies", L"\"8d\"", L"dumb.txt");
  153.       WRITE_WIDESTRING (L"smilies", L"\"8-d\"", L"dumb.txt");
  154.       WRITE_WIDESTRING (L"smilies", L"\"oo\"", L"dumb.txt");
  155.       WRITE_WIDESTRING (L"smilies", L"\":d\"", L"grin.txt");
  156.       WRITE_WIDESTRING (L"smilies", L"\":-d\"", L"grin.txt");
  157.       WRITE_WIDESTRING (L"smilies", L"\":))\"", L"happy.txt");
  158.       WRITE_WIDESTRING (L"smilies", L"\"xd\"", L"laugh.txt");
  159.       WRITE_WIDESTRING (L"smilies", L"\"x-d\"", L"laugh.txt");
  160.       WRITE_WIDESTRING (L"smilies", L"\":x\"", L"mute.txt");
  161.       WRITE_WIDESTRING (L"smilies", L"\":-x\"", L"mute.txt");
  162.       WRITE_WIDESTRING (L"smilies", L"\"plz\"", L"please.txt");
  163.       WRITE_WIDESTRING (L"smilies", L"\":(\"", L"sad.txt");
  164.       WRITE_WIDESTRING (L"smilies", L"\":-(\"", L"sad.txt");
  165.       WRITE_WIDESTRING (L"smilies", L"\":)\"", L"smile.txt");
  166.       WRITE_WIDESTRING (L"smilies", L"\":-)\"", L"smile.txt");
  167.       WRITE_WIDESTRING (L"smilies", L"\"=)\"", L"smile.txt");
  168.       WRITE_WIDESTRING (L"smilies", L"\":s\"", L"sorry.txt");
  169.       WRITE_WIDESTRING (L"smilies", L"\":-s\"", L"sorry.txt");
  170.       WRITE_WIDESTRING (L"smilies", L"\"b)\"", L"star.txt");
  171.       WRITE_WIDESTRING (L"smilies", L"\"b-)\"", L"star.txt");
  172.       WRITE_WIDESTRING (L"smilies", L"\":p\"", L"tongue.txt");
  173.       WRITE_WIDESTRING (L"smilies", L"\":-p\"", L"tongue.txt");
  174.       WRITE_WIDESTRING (L"smilies", L"\";p\"", L"tongue.txt");
  175.       WRITE_WIDESTRING (L"smilies", L"\";-p\"", L"tongue.txt");
  176.       WRITE_WIDESTRING (L"smilies", L"\":/\"", L"unsure.txt");
  177.       WRITE_WIDESTRING (L"smilies", L"\":-/\"", L"unsure.txt");
  178.       WRITE_WIDESTRING (L"smilies", L"\":\\\"", L"unsure.txt");
  179.       WRITE_WIDESTRING (L"smilies", L"\":-\\\"", L"unsure.txt");
  180.       WRITE_WIDESTRING (L"smilies", L"\";)\"", L"wink.txt");
  181.       WRITE_WIDESTRING (L"smilies", L"\";-)\"", L"wink.txt");
  182.    }
  183.    smilies = NULL;
  184.    smiley_count = 0;
  185.    candidate_index = 0;
  186.    while ((smiley_name = INIFile_GetEntryName (inifile, L"smilies", candidate_index)) != NULL)
  187.    {
  188.       candidate_index++; // advance in the smiley entries list
  189.  
  190.       if ((smiley_name == NULL) || (smiley_name[0] == 0))
  191.          continue; // discard bogus smilies
  192.  
  193.       // for each smiley we can read, reallocate smilies array to hold one smiley more
  194.       smilies = (smiley_t *) SAFE_realloc (smilies, smiley_count, smiley_count + 1, sizeof (smiley_t), false);
  195.  
  196.       smiley = &smilies[smiley_count]; // quick access to smiley
  197.  
  198.       // read the smiley name and enclose it between a leading and trailing space
  199.       swprintf_s (smiley->name, WCHAR_SIZEOF (smiley->name), L" %s ", smiley_name);
  200.  
  201.       // now read the smiley's corresponding picture file
  202.       READ_WIDESTRING (smiley->filename, inifile, L"smilies", smiley_name, L"smile.txt");
  203.  
  204.       // is this filename the same as another smiley we know already ?
  205.       for (smiley_index = 0; smiley_index < smiley_count; smiley_index++)
  206.          if (wcscmp (smilies[smiley_index].filename, smiley->filename) == 0)
  207.             break; // break as soon as we find a match
  208.  
  209.       // did we find a match ?
  210.       if (smiley_index < smiley_count)
  211.       {
  212.          // if so, just copy data and data length from the smiley we already know
  213.          smiley->rtf_data = smilies[smiley_index].rtf_data;
  214.          smiley->rtf_len = smilies[smiley_index].rtf_len;
  215.       }
  216.  
  217.       // else we found no match, we have to read the file ourselves
  218.       else
  219.       {
  220.          // build the smiley picture's file pathname and read that smiley's data as a hex string
  221.          swprintf_s (temp_string, WCHAR_SIZEOF (temp_string), L"%s/data/smilies/%s", app_path, smiley->filename);
  222.          _wfopen_s (&fp, temp_string, L"rb");
  223.          if (fp == NULL)
  224.             continue; // if this smiley picture file can't be opened, ignore this smiley
  225.  
  226.          // get the file length
  227.          fseek (fp, 0, SEEK_END);
  228.          file_length = ftell (fp);
  229.          fseek (fp, 0, SEEK_SET);
  230.  
  231.          // mallocate space for file contents and read it
  232.          file_buffer = (char *) SAFE_malloc (1 + file_length + 1 + 1, sizeof (char), false); // include null terminator
  233.          file_buffer[0] = ' '; // first character is a whitespace
  234.          fread (&file_buffer[1], file_length, sizeof (char), fp);
  235.          file_buffer[1 + file_length] = ' '; // last character is a whitespace
  236.          file_buffer[1 + file_length + 1] = 0; // terminate the char string
  237.          fclose (fp); // finished with the smiley picture file
  238.  
  239.          // convert it to wide char
  240.          smiley->rtf_len = 1 + file_length + 1;
  241.          smiley->rtf_data = (wchar_t *) SAFE_malloc (smiley->rtf_len + 1, sizeof (wchar_t), false); // include null terminator
  242.          ConvertToWideChar (smiley->rtf_data, smiley->rtf_len + 1, file_buffer);
  243.          SAFE_free ((void **) &file_buffer);
  244.       }
  245.  
  246.       smiley_count++; // we know now one smiley more
  247.    }
  248.  
  249.    // close the INI file
  250.    INIFile_FreeINIFile (inifile);
  251.    return; // finished loading config
  252. }
  253.  
  254.  
  255. void Config_LoadEngines (void)
  256. {
  257.    // this function loads the engine-specific parameters. The best place to call it is at the beginning
  258.    // of a game versus the computer, just before the engine executable process is started.
  259.  
  260.    wchar_t temp_string[MAX_PATH];
  261.    engineprogram_t *engineprogram;
  262.    void *engine_inifile;
  263.    WIN32_FIND_DATA wfd;
  264.    HANDLE hFind;
  265.    wchar_t *ptr;
  266.  
  267.    options.engine.programs = NULL;
  268.    options.engine.program_count = 0;
  269.  
  270.    swprintf_s (temp_string, WCHAR_SIZEOF (temp_string), L"%s\\engines\\*.*", app_path); // build the search pattern string out of the path
  271.    hFind = FindFirstFile (temp_string, &wfd); // initiate search from that point
  272.    if (hFind == INVALID_HANDLE_VALUE)
  273.       return; // no engines available (FIXME: error message ?)
  274.  
  275.    // start examining search results...
  276.    do
  277.    {
  278.       if (!(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) || (wfd.cFileName[0] == L'.'))
  279.          continue; // skip everything that is NOT a directory, and every directories that begin with a dot
  280.  
  281.       // given the selected engine program, load and interpret the right engine config file
  282.       swprintf_s (filename, WCHAR_SIZEOF (filename), L"%s/engines/%s/engine.ini", app_path, wfd.cFileName);
  283.       engine_inifile = INIFile_LoadINIFile (filename); // see if an ini file exists for this engine
  284.       if (engine_inifile == NULL)
  285.          continue; // engine .ini file not found, skip this one
  286.  
  287.       // reallocate space for one more engine program, and clean up the allocated slot
  288.       options.engine.programs = (engineprogram_t *) SAFE_realloc (options.engine.programs, options.engine.program_count, options.engine.program_count + 1, sizeof (engineprogram_t), true);
  289.       engineprogram = &options.engine.programs[options.engine.program_count]; // quick access to engine
  290.  
  291.       // basic program information
  292.       wcscpy_s (engineprogram->folder, sizeof (engineprogram->folder), wfd.cFileName); // save engine program's folder name
  293.       READ_WIDESTRING (engineprogram->friendly_name, engine_inifile, L"program", L"name", L"Crafty v24.0");
  294.       READ_WIDESTRING (engineprogram->executable_name, engine_inifile, L"program", L"executable", L"crafty.exe");
  295.       READ_WIDESTRING (engineprogram->executable_arguments, engine_inifile, L"program", L"arguments", L"");
  296.  
  297.       // reply string patterns
  298.       READ_WIDESTRING (engineprogram->replystring_move, engine_inifile, L"reply strings", L"move", L"): ");
  299.  
  300.       // engine commands
  301.       READ_WIDESTRING (engineprogram->command_new, engine_inifile, L"commands", L"new game", L"new");
  302.       for (ptr = engineprogram->command_new; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  303.       READ_WIDESTRING (engineprogram->command_setboard, engine_inifile, L"commands", L"setup table from FEN", L"setboard %s");
  304.       for (ptr = engineprogram->command_setboard; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  305.       READ_WIDESTRING (engineprogram->command_go, engine_inifile, L"commands", L"play", L"go");
  306.       for (ptr = engineprogram->command_go; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  307.       READ_WIDESTRING (engineprogram->command_move, engine_inifile, L"commands", L"move", L"%s");
  308.       for (ptr = engineprogram->command_move; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  309.       READ_WIDESTRING (engineprogram->command_force, engine_inifile, L"commands", L"force move", L"force %s");
  310.       for (ptr = engineprogram->command_force; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  311.       READ_WIDESTRING (engineprogram->command_quit, engine_inifile, L"commands", L"quit", L"quit");
  312.       for (ptr = engineprogram->command_quit; *ptr != 0; ptr++) if (*ptr == L';') *ptr = L'\n';
  313.  
  314.       INIFile_FreeINIFile (engine_inifile); // close the engine config file
  315.  
  316.       options.engine.program_count++; // we've identified one engine more
  317.    } while (FindNextFile (hFind, &wfd)); // ...and don't stop as long as there are directory entries to go
  318.  
  319.    FindClose (hFind); // close the search handle
  320.    return; // engine parameters loaded successfully
  321. }
  322.  
  323.  
  324. void Config_Save (void)
  325. {
  326.    // this function saves the software configuration into an INI file.
  327.    // WARNING: it does also free the smilies list !
  328.  
  329.    wchar_t smiley_name[32];
  330.    smiley_t *smiley;
  331.    void *inifile;
  332.    int smiley_index;
  333.    int smiley_index2;
  334.    HKEY hRegistryKey;
  335.  
  336.    // create a config file with the default values
  337.    inifile = INIFile_NewINIFile ();
  338.  
  339.    // [gameplay]
  340.    INIFile_WriteEntryAsBool (inifile, L"options", L"highlight last move", options.want_lastmove);
  341.    INIFile_WriteEntryAsBool (inifile, L"options", L"highlight possible moves", options.want_possiblemoves);
  342.    INIFile_WriteEntryAsBool (inifile, L"options", L"highlight king's threats", options.want_threats);
  343.    INIFile_WriteEntryAsBool (inifile, L"options", L"display part animations", options.want_animations);
  344.    INIFile_WriteEntryAsBool (inifile, L"options", L"display part sliding animations", options.want_slidinganimations);
  345.    INIFile_WriteEntryAsBool (inifile, L"options", L"show taken parts", options.want_takenparts);
  346.    INIFile_WriteEntryAsBool (inifile, L"options", L"show turn", options.want_turn);
  347.    INIFile_WriteEntryAsBool (inifile, L"options", L"show game clock", options.want_clock);
  348.    INIFile_WriteEntryAsUnsignedLong (inifile, L"options", L"game clock color", options.clock_color);
  349.    INIFile_WriteEntryAsBool (inifile, L"options", L"show game history", options.want_history);
  350.    INIFile_WriteEntryAsUnsignedLong (inifile, L"options", L"game history color", options.history_color);
  351.    INIFile_WriteEntryAsBool (inifile, L"options", L"use sepia filter for past moves", options.want_sepiafilter);
  352.    INIFile_WriteEntryAsBool (inifile, L"options", L"auto-rotate board", options.want_autorotateon1vs1);
  353.    INIFile_WriteEntryAsLong (inifile, L"options", L"rotation speed", options.rotate_speed);
  354.  
  355.    // [display]
  356.    WRITE_WIDESTRING (L"display", L"language", (is_language_auto ? L"auto" : languages[language_id].name));
  357.    INIFile_WriteEntryAsBool (inifile, L"display", L"fullscreen", options.want_fullscreen);
  358.    INIFile_WriteEntryAsBool (inifile, L"display", L"maximized", options.want_maximized);
  359.    INIFile_WriteEntryAsLong (inifile, L"display", L"window width", options.window_width);
  360.    INIFile_WriteEntryAsLong (inifile, L"display", L"window height", options.window_height);
  361.    INIFile_WriteEntryAsBool (inifile, L"display", L"enable texture filtering", options.want_filtering);
  362.    INIFile_WriteEntryAsBool (inifile, L"display", L"enable high quality filtering", options.want_hiquality);
  363.    INIFile_WriteEntryAsBool (inifile, L"display", L"enable specular lighting", options.want_specularlighting);
  364.    INIFile_WriteEntryAsBool (inifile, L"display", L"enable board reflections", options.want_reflections);
  365.  
  366.    // [sound]
  367.    INIFile_WriteEntryAsBool (inifile, L"sound", L"play sounds", options.want_sounds);
  368.  
  369.    // [theme]
  370.    WRITE_WIDESTRING (L"theme", L"theme name", (wantedtheme_name[0] != 0 ? wantedtheme_name : L"Marble"));
  371.    INIFile_WriteEntryAsBool (inifile, L"theme", L"show grid", want_grid);
  372.    INIFile_WriteEntryAsBool (inifile, L"theme", L"flat icons instead", want_flaticons);
  373.    INIFile_WriteEntryAsBool (inifile, L"theme", L"use custom background", want_custombackground);
  374.    WRITE_WIDESTRING (L"theme", L"custom background picture", custombackground_pathname);
  375.  
  376.    // [engine]
  377.    WRITE_WIDESTRING (L"engine", L"program", options.engine.programs[options.engine.selected_program].folder);
  378.    INIFile_WriteEntryAsLong (inifile, L"engine", L"allowed depth", options.engine.depth);
  379.    INIFile_WriteEntryAsLong (inifile, L"engine", L"maximum depth", options.engine.max_depth);
  380.    INIFile_WriteEntryAsLong (inifile, L"engine", L"blunder chances", options.engine.blunder_chances);
  381.    INIFile_WriteEntryAsLong (inifile, L"engine", L"obstinacy", options.engine.obstinacy_level);
  382.    INIFile_WriteEntryAsBool (inifile, L"engine", L"expert mode", options.engine.is_expert_mode);
  383.  
  384.    // [network]
  385.    WRITE_WIDESTRING (L"network", L"server address", options.network.server_address);
  386.    INIFile_WriteEntryAsLong (inifile, L"network", L"server port", options.network.server_port);
  387.    WRITE_WIDESTRING (L"network", L"login", options.network.login);
  388.    WRITE_WIDESTRING (L"network", L"password", options.network.password);
  389.    INIFile_WriteEntryAsBool (inifile, L"network", L"show server messages", options.network.want_servermessages);
  390.    INIFile_WriteEntryAsBool (inifile, L"network", L"show public chat", options.network.want_publicchat);
  391.    INIFile_WriteEntryAsBool (inifile, L"network", L"show MOTD on connect", options.network.want_motdonconnect);
  392.  
  393.    // [registration]
  394.    WRITE_WIDESTRING (L"registration", L"user email", options.registration.user_email);
  395.    INIFile_WriteEntryAsLong (inifile, L"registration", L"activation code", (long) options.registration.activation_code);
  396.  
  397.    // [smilies]
  398.    for (smiley_index = 0; smiley_index < smiley_count; smiley_index++)
  399.    {
  400.       smiley = &smilies[smiley_index]; // quick access to smiley
  401.  
  402.       // have a copy of the smiley's name and convert spaces back to quotes before saving them
  403.       wcscpy_s (smiley_name, WCHAR_SIZEOF (smiley_name), smiley->name);
  404.       smiley_name[0] = L'"'; // convert leading space to a quote
  405.       smiley_name[wcslen (smiley_name) - 1] = L'"'; // convert ending space to a quote
  406.       WRITE_WIDESTRING (L"smilies", smiley_name, smiley->filename);
  407.  
  408.       // cycle through all the other smileys to see if another one uses the same data...
  409.       for (smiley_index2 = smiley_index; smiley_index2 < smiley_count; smiley_index2++)
  410.          if (smilies[smiley_index2].rtf_data == smiley->rtf_data)
  411.             break; // break as soon as we find one that uses the same data
  412.       if (smiley_index2 == smiley_count)
  413.          SAFE_free ((void **) &smiley->rtf_data); // only free data when we find none
  414.    }
  415.    SAFE_free ((void **) &smilies);
  416.    smiley_count = 0;
  417.  
  418.    // now save the INI file
  419.    swprintf_s (filename, WCHAR_SIZEOF (filename), L"%s/config.ini", app_path);
  420.    INIFile_SaveINIFile (filename, inifile);
  421.  
  422.    // SAFETY: if the current registration data is good, back it up in the registry if we can
  423.    if (IsRegistrationCorrect (options.registration.user_email, options.registration.activation_code)
  424.       && (RegOpenKeyEx (HKEY_CURRENT_USER, L"SOFTWARE\\Chess Giants", 0, KEY_SET_VALUE, &hRegistryKey) == 0))
  425.    {
  426.       RegSetValueEx (hRegistryKey, L"UserEmail", 0, REG_SZ, (BYTE *) options.registration.user_email, wcslen (options.registration.user_email) * sizeof (wchar_t));
  427.       RegSetValueEx (hRegistryKey, L"ActivationCode", 0, REG_DWORD, (BYTE *) &options.registration.activation_code, sizeof (options.registration.activation_code));
  428.       RegCloseKey (hRegistryKey); // once we've written the data we were interested in, close the registry key
  429.    }
  430.  
  431.    return; // finished
  432. }
  433.