short* bitmap_copy(const char* filename)
{
bitmap_t* bmp = (bitmap_t*) bitmap_read(filename);
short* buffer = (short*) buffer_create();
bitmap_draw(bmp, buffer, 0, 0);
free(bmp);
return ((short*) buffer);
}
/* Opens the free map file and reads it from disk. */
void
free_map_open (void)
{
free_map_file = file_open (inode_open (FREE_MAP_SECTOR));
if (free_map_file == NULL)
PANIC ("can't open free map");
if (!bitmap_read (free_map, free_map_file))
PANIC ("can't read free map");
}
static void load_bitmaps(void)
{
int i;
for(i = 22; i < NUM_TYPES; ++i)
{
char num[5], *path, *part, *full;
sprintf(num, "%04d", i);
path = input_path_concat("types/gal_");
part = concat(path, num);
full = concat(part, ".bmp");
scene.typeImages[i] = bitmap_read(full);
free(path); free(part); free(full);
}
}
/**
* Load and extract a file *.spr into 'fonte' structure
*/
bool
bitmap_load (const char *fname, bitmap * fonte, Uint32 num_of_obj,
Uint32 num_of_images)
{
char *addr;
char *file = load_file (fname);
if (file == NULL)
{
return FALSE;
}
addr = bitmap_read (fonte, num_of_obj, num_of_images, file, num_of_images);
if (addr == NULL)
{
free_memory (file);
return FALSE;
}
free_memory (file);
return TRUE;
}
// Changes the directory
int fs_cd(char * name) {
int start_inode = current_ttyc()->pwd;
int namenode = fs_indir(name, start_inode);
if (namenode) {
inode_read(namenode, &n);
if(n.mode & EXT2_S_IFLNK) {
if (bitmap_read(bm_inodes, n.data_blocks[0] - 1))
current_ttyc()->pwd = n.data_blocks[0];
else {
return ERR_NO_EXIST;
}
} else {
current_ttyc()->pwd = namenode;
}
return 1;
} else {
return ERR_NO_EXIST;
}
}
uint8 SA1::bus_read(unsigned addr) {
if((addr & 0x40fe00) == 0x002200) { //$00-3f|80-bf:2200-23ff
return mmio_read(addr);
}
if((addr & 0x408000) == 0x008000) { //$00-3f|80-bf:8000-ffff
return mmc_read(addr);
}
if((addr & 0xc00000) == 0xc00000) { //$c0-ff:0000-ffff
return mmc_read(addr);
}
if((addr & 0x40e000) == 0x006000) { //$00-3f|80-bf:6000-7fff
return mmc_sa1_read(addr);
}
if((addr & 0x40f800) == 0x000000) { //$00-3f|80-bf:0000-07ff
synchronize_cpu();
return iram.read(addr & 2047);
}
if((addr & 0x40f800) == 0x003000) { //$00-3f|80-bf:3000-37ff
synchronize_cpu();
return iram.read(addr & 2047);
}
if((addr & 0xf00000) == 0x400000) { //$40-4f:0000-ffff
synchronize_cpu();
return bwram.read(addr & (bwram.size() - 1));
}
if((addr & 0xf00000) == 0x600000) { //$60-6f:0000-ffff
synchronize_cpu();
return bitmap_read(addr & 0x0fffff);
}
}
