terminal-chess: src/client.c@4eda5df55f86

     1 /*

     2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

     3  *

     4  * Copyright 2016 Mike Becker. All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions are met:

     8  *

     9  *   1. Redistributions of source code must retain the above copyright

    10  *      notice, this list of conditions and the following disclaimer.

    11  *

    12  *   2. Redistributions in binary form must reproduce the above copyright

    13  *      notice, this list of conditions and the following disclaimer in the

    14  *      documentation and/or other materials provided with the distribution.

    15  *

    16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

    17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

    20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    26  * POSSIBILITY OF SUCH DAMAGE.

    27  *

    28  */

    30 #include "terminal-chess.h"

    31 #include "input.h"

    32 #include "game.h"

    33 #include <ncurses.h>

    35 static int client_connect(Server *server, char *host, char *port) {

    36     if (net_find(server, host, port)) {

    37         addstr("Can't find server");

    38         return 1;

    39     }

    41     if (net_connect(server)) {

    42         addstr("Can't connect to server");

    43         return 1;

    44     }

    46     return 0;

    47 }

    49 static int client_handshake(Server *server) {

    50     if (net_recieve_code(server->fd) != NETCODE_VERSION) {

    51         addstr("Server uses an incompatible software version.");

    52         return 1;

    53     } else {

    54         net_send_code(server->fd, NETCODE_VERSION);

    55     }

    57     printw("Connection established!\n\n");

    58     refresh();

    60     return 0;

    61 }

    63 int client_run(Settings *settings) {

    64     Server server;

    66     if (client_connect(&server, settings->serverhost, settings->port)) {

    67         net_destroy(&server);

    68         return 1;

    69     }

    71     if (client_handshake(&server)) {

    72         net_destroy(&server);

    73         return 1;

    74     }

    76     uint8_t code = net_recieve_code(server.fd);

    77     if (code == NETCODE_GAMEINFO) {

    78         /* Start new game */

    79         net_recieve_data(server.fd, &(settings->gameinfo), sizeof(GameInfo));

    80         dump_gameinfo(&(settings->gameinfo));

    81         if (prompt_yesno("Accept challenge")) {

    82             net_send_code(server.fd, NETCODE_ACCEPT);

    83             game_start(settings, server.fd);

    84         } else {

    85             net_send_code(server.fd, NETCODE_DECLINE);

    86         }

    87     } else if (code == NETCODE_PGNDATA) {

    88         net_recieve_data(server.fd, &(settings->gameinfo), sizeof(GameInfo));

    89         dump_gameinfo(&(settings->gameinfo));

    90         uint16_t mc;

    91         net_recieve_data(server.fd, &mc, sizeof(mc));

    92         Move *moves = calloc(mc, sizeof(Move));

    93         net_recieve_data(server.fd, moves, mc*sizeof(Move));

    94         GameState continuegame;

    95         gamestate_init(&continuegame);

    96         for (size_t i = 0 ; i < mc ; i++) {

    97             apply_move(&continuegame, &(moves[i]));

    98         }

    99         free(moves);

   100         addch('\n');

   101         dump_moveinfo(&continuegame);

   102         if (prompt_yesno(

   103                 "\n\nServer wants to continue a game. Accept challenge")) {

   104             net_send_code(server.fd, NETCODE_ACCEPT);

   105             game_continue(settings, server.fd, &continuegame);

   106         } else {

   107             net_send_code(server.fd, NETCODE_DECLINE);

   108         }

   109     } else {

   110         addstr("Server sent invalid gameinfo.");

   111         net_destroy(&server);

   112         return 1;

   113     }

   115     net_destroy(&server);

   116     return 0;

   117 }

Mercurial > hg > terminal-chess / file revision