diff options
Diffstat (limited to 'server_game_process.c')
| -rw-r--r-- | server_game_process.c | 440 |
1 files changed, 0 insertions, 440 deletions
diff --git a/server_game_process.c b/server_game_process.c deleted file mode 100644 index 99b50fe..0000000 --- a/server_game_process.c +++ /dev/null @@ -1,440 +0,0 @@ -#include "server_game_process.h" - -#include <stdlib.h> -#include <string.h> -#include <stdio.h> - -enum { deck_size = 52 }; - -static const char *basic_deck[deck_size] = { - "2^", "3^", "4^", "5^", "6^", "7^", "8^", - "9^", "10^", "J^", "Q^", "K^", "A^", "2#", - "3#", "4#", "5#", "6#", "7#", "8#", "9#", - "10#", "J#", "Q#", "K#", "A#", "2%", "3%", - "4%", "5%", "6%", "7%", "8%", "9%", "10%", - "j%", "Q%", "K%", "A%", "2v", "3v", "4v", - "5v", "6v", "7v", "8v", "9v", "10v", "Jv", - "Qv", "Kv", "Av" -}; - -static int get_random_idx() -{ - return 0 + (int)((double)deck_size*rand()/(RAND_MAX + 1.0)); -} - -const char** get_shuffled_deck() -{ - int i, new_idx; - const char **shuffled_deck = calloc(deck_size, sizeof(char*)); - for(i = 0; i < deck_size; ++i) { - new_idx = get_random_idx(); - while(shuffled_deck[new_idx]) - new_idx = get_random_idx(); - shuffled_deck[new_idx] = basic_deck[i]; - } - return shuffled_deck; -} - -void deal_first_cards(const char **shuffled_deck, int *cards_left, - player_cards *deck) -{ - int i, last_idx; - const char *str; - for(i = 0; i < start_deck_size; ++i) { - last_idx = *cards_left-1; - str = shuffled_deck[last_idx]; - if(str) { - push_stack(deck, str); - --*cards_left; - shuffled_deck[last_idx] = NULL; - } - } -} - -void deal_cards(const char **shuffled_deck, int *shuffled_cards_left, - struct session **turn_queue, int players_number, - int *card_quantity_arr) -{ - int i, j, key, player_deck_size, card_shortage_quantity, last_idx; - const char *extracted_card = NULL; - - for(i = 0; i < players_number; ++i) { - key = turn_queue[i]->player_position - 1; - player_deck_size = card_quantity_arr[key]; - if(player_deck_size < start_deck_size) { - card_shortage_quantity = start_deck_size - player_deck_size; - for(j = 0; j < card_shortage_quantity; ++j) { - last_idx = *shuffled_cards_left-1; - /* shuffled deck is empty */ - if(last_idx == 0 || last_idx < 0) - return; - extracted_card = shuffled_deck[last_idx]; - push_stack(&turn_queue[i]->deck, extracted_card); - --*shuffled_cards_left; - shuffled_deck[last_idx] = NULL; - } - } - } -} - -const char* find_trump_suit(const char **shuffled_deck, int *cards_left) -{ - const char *trump_suit = NULL; - trump_suit = shuffled_deck[0] ? shuffled_deck[0] : NULL; - if(trump_suit) - shuffled_deck[0] = NULL; - trump_suit += strlen(trump_suit) - 1; - --*cards_left; - return trump_suit; -} - -int convert_rank_to_int(const char *card) -{ - int length; - char str_rank[2]; - - length = strlen(card); - /* 10 - the only one of its kind */ - if(length == 3) - return 10; - - str_rank[0] = card[0]; - str_rank[1] = '\0'; - - switch(card[0]) { - case 'J': - return 11; - case 'Q': - return 12; - case 'K': - return 13; - case 'A': - return 14; - default: - return strtol(str_rank, NULL, 10); - } - return 0; -} - -int find_lowest_trump(player_cards deck, const char *trump_suit) -{ - int length, lowest_rank = 0, current_rank; - const char *suit = NULL; - - while(deck) { - length = strlen(deck->str); - suit = deck->str + length - 1; - if(*suit == *trump_suit) { - current_rank = convert_rank_to_int(deck->str); - if(!lowest_rank || lowest_rank > current_rank) - lowest_rank = current_rank; - } - deck = deck->next; - } - return lowest_rank; -} - -void shift_turn_queue_by_one(struct session **turn_queue, int size) -{ - int i; - struct session *tmp = turn_queue[0]; - for(i = 1; i < size; ++i) - turn_queue[i-1] = turn_queue[i]; - turn_queue[i-1] = tmp; -} - -void move_turn_queue_two_players_ahead(struct session **turn_queue, int size) -{ - int i; - - for(i = 0; i < 2; ++i) - shift_turn_queue_by_one(turn_queue, size); -} - -void update_card_quantity_arr(struct server *serv) -{ - int i, player_position_idx; - - for(i = 0; i < serv->max_sess_arr_size; ++i) - if(serv->sess_arr[i]) { - player_position_idx = serv->sess_arr[i]->player_position - 1; - serv->card_quantity_arr[player_position_idx] = - find_out_card_quantity_in_deck(serv->sess_arr[i]->deck); - } -} - -struct game_info* get_new_game_info(int players_number, int *card_quantity_arr, - int shuffled_cards_left, - const char *trump_suit, - int position_whose_turn, - struct card_queue *cq, - struct cards_on_table *cot) - -{ - struct game_info *gi = malloc(sizeof(struct game_info)); - gi->players_number = players_number; - gi->card_quantity_arr = card_quantity_arr; - gi->shuffled_cards_left = shuffled_cards_left; - gi->trump_suit = trump_suit; - gi->position_whose_turn = position_whose_turn; - gi->cq = cq; - gi->cot = cot; - return gi; -} - -void update_game_info(struct game_info *gi, int players_number, - int shuffled_cards_left, int position_whose_turn) -{ - gi->players_number = players_number; - gi->shuffled_cards_left = shuffled_cards_left; - gi->position_whose_turn = position_whose_turn; -} - -int is_card_bit(const char *attack_card, const char *defend_card, - const char *trump_suit) -{ - int length, attack_rank, defend_rank; - const char *attack_suit, *defend_suit; - - length = strlen(attack_card); - attack_suit= attack_card + length - 1; - length = strlen(defend_card); - defend_suit = defend_card + length - 1; - - /* suits matched */ - if(!strcmp(attack_suit, defend_suit)) { - attack_rank = convert_rank_to_int(attack_card); - defend_rank = convert_rank_to_int(defend_card); - if(defend_rank > attack_rank) - return 1; - /* defender has a trump suit */ - } else if(!strcmp(defend_suit, trump_suit)) - return 1; - return 0; -} -/* - * analyze that each attacker card can be beat - * TODO: free memory - */ -int check_defender_can_defend(struct card_queue *cq, - player_cards deck, const char *trump_suit) -{ - int is_bited_card; - struct card_stack_item *next_defend_card; - struct card_queue_item *next_attack_card; - player_cards involved_cards; - - is_bited_card = 0; - init_stack(&involved_cards); - - next_attack_card = NULL; - while((next_attack_card = get_next_card_from_queue(cq, next_attack_card))) { - /* get first defend card */ - next_defend_card = NULL; - next_defend_card = get_next_card_from_stack(deck, next_defend_card); - - /* stack traversal */ - while(next_defend_card) { - if(is_card_bit(next_attack_card->str, next_defend_card->str, - trump_suit)) - /* if card doesn't meet */ - if(!find_card_in_stack(involved_cards, next_defend_card->str)) { - push_stack(&involved_cards, next_defend_card->str); - is_bited_card = 1; - break; - } - get_next_card_from_stack(deck, next_defend_card); - } - if(is_bited_card) - is_bited_card = 0; - else - return 0; - } - return 1; -} - -static int check_matched_ranks(const char *attack_card, - const char *not_defender_card) -{ - int attack_rank, not_defender_rank; - - attack_rank = convert_rank_to_int(attack_card); - not_defender_rank = convert_rank_to_int(not_defender_card); - return attack_rank == not_defender_rank; -} - -int check_someone_can_toss_card(struct session **turn_queue, - int players_quantity, - struct card_queue *cq, - struct cards_on_table *cot) -{ - int i, j; - struct card_queue_item *attack_card_in_queue; - struct card_stack_item *not_defender_card; - - for(i = 0; i < players_quantity; ++i) { - /* skipping defender's cards */ - if(i == 1) - continue; - - /* checking card queue of attack cards */ - attack_card_in_queue = NULL; - while((attack_card_in_queue = - get_next_card_from_queue(cq, attack_card_in_queue))) { - not_defender_card = NULL; - while((not_defender_card = - get_next_card_from_stack(turn_queue[i]->deck, - not_defender_card)) && - !check_matched_ranks(attack_card_in_queue->str, - not_defender_card->str)) - {} - if(not_defender_card) - return 1; - } - /* checking cards on table */ - for(j = cot->card_arr_idx; j >= 0; --j) { - if(cot->card_arr[j][0] == '-' || cot->card_arr[j][0] == '\\') - continue; - not_defender_card = NULL; - while((not_defender_card = - get_next_card_from_stack(turn_queue[i]->deck, - not_defender_card)) && - !check_matched_ranks(cot->card_arr[j], - not_defender_card->str)) - {} - if(not_defender_card) - return 1; - } - } - return 0; -} - -int check_player_can_toss_card(player_cards deck, struct cards_on_table *cot) -{ - int i; - struct card_stack_item *not_defender_card; - - /* checking cards on table */ - for(i = cot->card_arr_idx; i >= 0; --i) { - if(cot->card_arr[i][0] == '-' || cot->card_arr[i][0] == '\\') - continue; - not_defender_card = NULL; - while((not_defender_card = - get_next_card_from_stack(deck, not_defender_card)) && - !check_matched_ranks(cot->card_arr[i], not_defender_card->str)) - {} - if(not_defender_card) - return 1; - } - return 0; -} - -int is_correct_tossing_card(const char *card, struct cards_on_table *cot) -{ - int i; - - for(i = cot->card_arr_idx; i >= 0; --i) { - if(cot->card_arr[i][0] == '-' || cot->card_arr[i][0] == '\\') - continue; - if(check_matched_ranks(cot->card_arr[i], card)) - return 1; - } - return 0; -} - -/* when defender cannot bit any card */ -void put_all_cards_from_queue_to_table(struct cards_on_table *cot, - struct card_queue *cq) -{ - const char *card; - - while(!is_empty_queue(cq)) { - card = pop_card_queue(cq); - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = card; - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = "\\"; - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = "-"; - } -} - -void put_one_card_from_queue_to_table(struct cards_on_table *cot, - struct card_queue *cq) -{ - const char *card; - - card = pop_card_queue(cq); - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = card; - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = "\\"; - ++cot->card_arr_idx; - cot->card_arr[cot->card_arr_idx] = "-"; -} - -/* it used by defender to bit attack card */ -void put_defender_card_on_table(struct cards_on_table *cot, const char *card) -{ - cot->card_arr[cot->card_arr_idx] = card; -} - -void move_all_cards_to_defender(struct cards_on_table *cot, player_cards *deck) -{ - int i; -#if 0 - const char *card; - - while(!is_empty_queue(cq)) { - card = pop_card_queue(cq); - push_stack(deck, card); - } -#endif - for(i = cot->card_arr_idx; i >= 0; --i) { - if(cot->card_arr[i][0] == '-' || cot->card_arr[i][0] == '\\') - continue; - push_stack(deck, cot->card_arr[i]); - } - cot->card_arr_idx = i; -} - -void remove_cards_from_table(struct cards_on_table *cot) -{ - cot->card_arr_idx = -1; -} - -int calculate_defense_card_quantity_on_table(const struct cards_on_table *cot) -{ - int i, counter = 0; - - for(i = 0; i <= cot->card_arr_idx; ++i) { - /* every 3 position meets a defender card */ - if(!((i+1) % 3)) { - if(!strcmp(cot->card_arr[i], "-")) - continue; - else - ++counter; - } - } - return counter; -} - -int calculate_attack_card_quantity_on_table(const struct cards_on_table *cot) -{ - int i, counter = 0; - - for(i = 0; i <= cot->card_arr_idx; ++i) - if(i == 0 || !(i % 3)) - ++counter; - return counter; -} - -int check_all_answers_were_received(const struct session **turn_queue, int size) -{ - int i; - - for(i = 0; i < size; ++i) - if(turn_queue[i]->tm == answer_wait) - return 0; - return 1; -} |