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#ifndef COMMON_H
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#define COMMON_H
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#pragma GCC diagnostic ignored "-Wstringop-truncation"
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#pragma GCC diagnostic ignored "-Wunused-result"
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const char* version = (char*)"v2.8.5";
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#include <cstdio>
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#include <cstdlib>
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#include <cstdint>
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#include <cstring>
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#include <cassert>
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include <termios.h>
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/* output style: 16 color mode */
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#define VT100_STYLE_NORMAL "0"
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#define VT100_STYLE_BOLD "1"
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#define VT100_STYLE_DARK "2"
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#define VT100_STYLE_BACKGROUND "3"
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#define VT100_STYLE_UNDERLINE "4"
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/* output color: 16 color mode */
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#define VT100_COLOR_BLACK "30"
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#define VT100_COLOR_RED "31"
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#define VT100_COLOR_GREEN "32"
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#define VT100_COLOR_YELLOW "33"
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#define VT100_COLOR_BLUE "34"
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#define VT100_COLOR_PURPLE "35"
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#define VT100_COLOR_SKYBLUE "36"
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#define VT100_COLOR_WHITE "37"
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#define VT100_COLOR_NORMAL "38"
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#define log(fmt, ...) \
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fprintf(stderr, \
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"\033[" VT100_STYLE_NORMAL ";" VT100_COLOR_BLUE "m[LOG] \033[0m" \
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"\033[" VT100_STYLE_DARK ";" VT100_COLOR_NORMAL "m%s:%d: \033[0m" \
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fmt "\n", __func__, __LINE__, ## __VA_ARGS__)
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#define logw(fmt, ...) \
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fprintf(stderr, \
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"\033[" VT100_STYLE_NORMAL ";" VT100_COLOR_YELLOW "m[WARN] \033[0m" \
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"\033[" VT100_STYLE_DARK ";" VT100_COLOR_NORMAL "m%s:%d: \033[0m" \
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fmt "\n", __func__, __LINE__, ## __VA_ARGS__)
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#define loge(fmt, ...) \
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fprintf(stderr, \
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"\033[" VT100_STYLE_NORMAL ";" VT100_COLOR_RED "m[ERROR] \033[0m" \
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"\033[" VT100_STYLE_DARK ";" VT100_COLOR_NORMAL "m%s:%d: \033[0m" \
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fmt "\n", __func__, __LINE__, ## __VA_ARGS__)
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// inner log
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#define logi(fmt, ...) \
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fprintf(stderr, \
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"\033[" VT100_STYLE_NORMAL ";" VT100_COLOR_BLUE "m[LOG] \033[0m" \
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"\033[" VT100_STYLE_DARK ";" VT100_COLOR_NORMAL "m%s:%d: \033[0m" \
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"==> " fmt "\n", __func__, __LINE__, ## __VA_ARGS__)
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#define eprintf(...) do { \
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loge(__VA_ARGS__); \
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exit(0); \
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} while(0)
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/* detects the width and height of local screen firstly by `ioctl`
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*
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* usage of ioctl:
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* struct winsize ws;
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* ioctl(STDIN_FILENO, TIOCGWINSZ, &size);
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* ws.ws_col;
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* ws.ws_row;
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*/
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struct pos_t {
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uint8_t x;
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uint8_t y;
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};
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// format of messages sended from client to server
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typedef struct client_message_t {
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uint8_t command;
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char user_name[USERNAME_SIZE]; // last byte must be zero
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union
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{
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char message[MSG_SIZE];
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char password[PASSWORD_SIZE];
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};
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} client_message_t;
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// format of messages sended from server to client
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typedef struct server_message_t {
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union {
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uint8_t response;
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uint8_t message;
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};
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union {
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// support at most five users
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char friend_name[USERNAME_SIZE];
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struct {
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char user_name[USERNAME_SIZE];
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uint8_t user_state;
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} all_users[USER_CNT];
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struct {
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uint16_t life, index, bullets_num, color;
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pos_t user_pos[USER_CNT];
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uint8_t user_color[USER_CNT];
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uint8_t map[BATTLE_H][BATTLE_W / 2 + 1];
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//pos_t item_pos[MAX_ITEM];
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//uint8_t item_kind[MAX_ITEM];
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};
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struct {
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char name[USERNAME_SIZE];
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uint8_t namecolor;
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uint8_t kill;
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uint8_t death;
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uint8_t score;
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uint16_t life;
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} users[USER_CNT];
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struct {
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char from_user[USERNAME_SIZE];
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char msg[MSG_SIZE];
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}; // for message
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};
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} server_message_t;
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enum {
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CLIENT_COMMAND_USER_QUIT,
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CLIENT_COMMAND_USER_REGISTER,
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CLIENT_COMMAND_USER_LOGIN,
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CLIENT_COMMAND_USER_LOGOUT,
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CLIENT_MESSAGE_FATAL,
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CLIENT_COMMAND_FETCH_ALL_USERS,
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CLIENT_COMMAND_FETCH_ALL_FRIENDS,
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CLIENT_COMMAND_LAUNCH_BATTLE,
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CLIENT_COMMAND_LAUNCH_FFA,
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CLIENT_COMMAND_QUIT_BATTLE,
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CLIENT_COMMAND_ACCEPT_BATTLE,
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CLIENT_COMMAND_REJECT_BATTLE,
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CLIENT_COMMAND_INVITE_USER,
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CLIENT_COMMAND_SEND_MESSAGE,
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CLIENT_COMMAND_MOVE_UP,
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CLIENT_COMMAND_MOVE_DOWN,
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CLIENT_COMMAND_MOVE_LEFT,
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CLIENT_COMMAND_MOVE_RIGHT,
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CLIENT_COMMAND_FIRE_UP,
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CLIENT_COMMAND_FIRE_DOWN,
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CLIENT_COMMAND_FIRE_LEFT,
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CLIENT_COMMAND_FIRE_RIGHT,
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CLIENT_COMMAND_FIRE_UP_LEFT,
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CLIENT_COMMAND_FIRE_UP_RIGHT,
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CLIENT_COMMAND_FIRE_DOWN_LEFT,
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CLIENT_COMMAND_FIRE_DOWN_RIGHT,
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CLIENT_COMMAND_FIRE_AOE_UP,
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CLIENT_COMMAND_FIRE_AOE_DOWN,
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CLIENT_COMMAND_FIRE_AOE_LEFT,
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CLIENT_COMMAND_FIRE_AOE_RIGHT,
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CLIENT_COMMAND_ADMIN_CONTROL,
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CLIENT_COMMAND_PUT_LANDMINE,
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CLIENT_COMMAND_MELEE,
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CLIENT_COMMAND_END,
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};
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enum {
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SERVER_SAY_NOTHING,
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SERVER_RESPONSE_REGISTER_SUCCESS,
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SERVER_RESPONSE_REGISTER_FAIL,
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SERVER_RESPONSE_YOU_HAVE_REGISTERED,
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SERVER_RESPONSE_LOGIN_SUCCESS,
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SERVER_RESPONSE_YOU_HAVE_LOGINED,
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SERVER_RESPONSE_YOU_HAVE_NOT_LOGIN,
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SERVER_RESPONSE_LOGIN_FAIL_UNREGISTERED_USERID,
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SERVER_RESPONSE_LOGIN_FAIL_ERROR_PASSWORD,
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SERVER_RESPONSE_LOGIN_FAIL_DUP_USERID, // user id has been registered by other users
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SERVER_RESPONSE_LOGIN_FAIL_SERVER_LIMITS, // server unable to handle more users
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SERVER_RESPONSE_ALL_USERS_INFO,
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SERVER_RESPONSE_ALL_FRIENDS_INFO,
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SERVER_RESPONSE_LAUNCH_BATTLE_FAIL,
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SERVER_RESPONSE_LAUNCH_BATTLE_SUCCESS,
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SERVER_RESPONSE_YOURE_NOT_IN_BATTLE,
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SERVER_RESPONSE_YOURE_ALREADY_IN_BATTLE,
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SERVER_RESPONSE_INVITATION_SENT,
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SERVER_RESPONSE_NOBODY_INVITE_YOU,
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/* ----------------------------------------------- */
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SERVER_MESSAGE,
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SERVER_STATUS_QUIT,
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SERVER_STATUS_FATAL,
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SERVER_MESSAGE_DELIM,
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SERVER_MESSAGE_FRIEND_LOGIN,
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SERVER_MESSAGE_FRIEND_LOGOUT,
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SERVER_MESSAGE_FRIEND_ACCEPT_BATTLE,
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SERVER_MESSAGE_FRIEND_REJECT_BATTLE,
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SERVER_MESSAGE_FRIEND_NOT_LOGIN,
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SERVER_MESSAGE_FRIEND_ALREADY_IN_BATTLE,
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SERVER_MESSAGE_INVITE_TO_BATTLE,
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SERVER_MESSAGE_FRIEND_MESSAGE,
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SERVER_MESSAGE_USER_QUIT_BATTLE,
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SERVER_MESSAGE_BATTLE_DISBANDED, // since no other users in this battle
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SERVER_MESSAGE_BATTLE_INFORMATION,
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SERVER_MESSAGE_BATTLE_PLAYER,
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SERVER_MESSAGE_YOU_ARE_DEAD,
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SERVER_MESSAGE_YOU_ARE_SHOOTED,
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SERVER_MESSAGE_YOU_ARE_TRAPPED_IN_MAGMA,
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SERVER_MESSAGE_YOU_GOT_BLOOD_VIAL,
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SERVER_MESSAGE_YOU_GOT_MAGAZINE,
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SERVER_MESSAGE_YOUR_MAGAZINE_IS_EMPTY,
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};
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/* some special characters(terminal graph):
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*
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* ▁ ▂ ▃ ▄ ▅ ▆ ▇ █ ▊ ▌ ▎ ▖ ▗ ▘ ▙ ▚ ▛ ▜ ▝ ▞ ▟ ━ ┃
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*
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* ┏ ┓ ┗ ┛ ┣ ┫ ┳ ┻ ╋ ╸ ╹ ╺
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*
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* ╻ ╏ ─ ─ │ │ ╴ ╴ ╵ ╵ ╶ ╶ ╵ ╵ ⎢ ⎥ ⎺ ⎻ ⎼ ⎽ ◾ ▪ ╱ ╲ ╳
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*
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* ■ □ ★ ☆ ◆ ◇ ◣ ◢ ◤ ◥ ▲ △ ▼ ▽ ⊿
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*
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* ┌─┬─┐
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* │ │ │
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* ├─┼─┤
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* │ │ │
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* └─┴─┘
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*
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* */
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// output colored text
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// for example:
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// printf("\033[{style};{color}mHello World!\n\033[0m");
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//
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// where {style} is interger range from 0 to 4, {color} is a
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// interger range from 30 to 38
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//
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//
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// 256 color support:
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// control code: "\033[48;5;{color}m" or "\033[38;5;{color}m"
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//
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// where {color} is a interger range from 0 to 255, see more
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// details in 256-colors.py
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//
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//
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// cursor move:
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// control code: "\033" (\033 is ascii code of <esc>)
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//
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// cursor up: "\033[{count}A"
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// moves the cursor up by count rows;
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// the default count is 1.
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//
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// cursor down: "\033[{count}B"
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// moves the cursor down by count rows;
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// the default count is 1.
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//
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// cursor forward: "\033[{count}C"
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// moves the cursor forward by count columns;
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// the default count is 1.
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//
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// cursor backward: "\033[{count}D"
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// moves the cursor backward by count columns;
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// the default count is 1.
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//
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// set cursor position: "\033[{row};{column}f"
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//
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#endif
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