93 lines
2.4 KiB
C
93 lines
2.4 KiB
C
#include <gint/bfile.h>
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#include <gint/defs/types.h>
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#include <gint/std/stdlib.h>
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#include "save.h"
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// Name of the savefile
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static const uint16_t *filename = u"\\\\fls0\\Plague.sav";
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void read_save(struct game *current_game)
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{
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struct BFile_FileInfo fileInfo;
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int fd, handle;
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uint16_t foundpath[30];
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// Sizes of data and init
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const int planes_size = sizeof(*current_game->planes) * (NB_PLANES + 1);
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struct plane *new_planes[NB_PLANES + 1];
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for (int i = 0; i < NB_PLANES; i ++)
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{
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new_planes[i] = current_game->planes[i];
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}
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const int data_size = current_game->grid.width * current_game->grid.height;
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uint8_t *data = current_game->grid.data;
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// Check if the savefile exists
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char checkfile = BFile_FindFirst(filename, &handle, foundpath, &fileInfo);
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BFile_FindClose(handle);
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// If file doesn't exists
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if (checkfile == -1)
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{
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int size = sizeof(struct game) + planes_size + data_size;
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BFile_Create(filename, BFile_File, &size);
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}
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// else loading game data
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else
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{
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fd = BFile_Open(filename, BFile_ReadOnly);
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BFile_Read(fd, current_game, sizeof(struct game), 0);
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// Overwritten struct plane* planes
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for (int i = 0; i < NB_PLANES; i ++)
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{
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current_game->planes[i] = new_planes[i];
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}
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// Loa
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for (int i = 0; i < NB_PLANES; i ++)
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{
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BFile_Read(fd, current_game->planes[i], sizeof(struct plane), -1);
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}
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BFile_Read(fd, data, data_size, -1);
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BFile_Close(fd);
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current_game->grid.data = data;
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}
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}
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void write_save(const struct game *current_game)
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{
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// Remove the old savefile
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BFile_Remove(filename);
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// Create a new one
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const int data_size = current_game->grid.width * current_game->grid.height;
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int size = sizeof(struct game) + NB_PLANES * sizeof(struct plane) + data_size;
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BFile_Create(filename, BFile_File, &size);
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int fd = BFile_Open(filename, BFile_WriteOnly);
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// Write data
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BFile_Write(fd, current_game, sizeof(struct game));
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for (int i = 0; i < NB_PLANES ; i ++)
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{
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BFile_Write(fd, current_game->planes[i], sizeof(struct plane));
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}
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BFile_Write(fd, current_game->grid.data, data_size);
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// Close file
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BFile_Close(fd);
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}
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void delete_save(void)
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{
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BFile_Remove(filename);
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} |