80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/**
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* @file common.h
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* @author OSUE Team <osue-team@cps.tuwien.ac.at>
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* @date 2017-10-06
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*
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* @brief Common definitions for OSUE exercise 1B `Battleship'.
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*/
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// guard block:
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#ifndef COMMON_H
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#define COMMON_H
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// default hostname and port:
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#define DEFAULT_HOST "localhost"
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#define DEFAULT_PORT "1280"
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// Length of each side of the map:
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#define MAP_SIZE 10
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// Minimum and maximum length of the ships:
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#define MIN_SHIP_LEN 2
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#define MAX_SHIP_LEN 4
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// Number of ships of each length:
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#define SHIP_CNT_LEN2 2 // 2 ships of length 2
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#define SHIP_CNT_LEN3 3 // 3 ships of length 3
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#define SHIP_CNT_LEN4 1 // 1 ship of length 4
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// Maximum number of rounds after which the client loses the game:
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#define MAX_ROUNDS 80
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// Suggested values to save information about the squares of the map:
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#define SQUARE_UNKNOWN 0 // the square has not been targeted yet
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#define SQUARE_HIT 1 // a shot at the square hit a ship
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#define SQUARE_EMPTY 2 // a shot at the square was a miss (thus it is empty)
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#define MIN(x,y) (x < y) ? x : y
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#define MAX(x,y) (x > y) ? x : y
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#include <stdint.h>
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#include <stdio.h>
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/**
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* @brief Print a map showing the squares where ships have been hit.
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*
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* You might find this function useful for debugging.
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*
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* @param map A 2-dimensional array of unsigned 8-bit integers, where each
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* element represents a square and its value indicates whether a
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* shot has already been directed at this square and if a ship was
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* hit by that shot, according to the values suggested above.
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*
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* Example usage:
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* @code
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* uint8_t map[MAP_SIZE][MAP_SIZE];
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* memset(&map, 0, sizeof(map)); // initialize each square as unknown
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* map[1][5] = SQUARE_EMPTY; // a shot at B5 did not hit anything
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* map[2][3] = SQUARE_HIT; // a shot at C3 hit a ship
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* print_map(map);
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* @endcode
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*/
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static inline void print_map(uint8_t map[MAP_SIZE][MAP_SIZE])
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{
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int x, y;
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printf(" ");
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for (x = 0; x < MAP_SIZE; x++)
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printf("%c ", 'A' + x);
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printf("\n");
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for (y = 0; y < MAP_SIZE; y++) {
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printf("%c ", '0' + y);
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for (x = 0; x < MAP_SIZE; x++)
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printf("%c ", map[x][y] ? ((map[x][y] == 1) ? 'x' : 'o') : ' ');
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printf("\n");
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}
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}
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#endif // COMMON_H
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