int dfs_format(vfs_devno_t devno, char *opts)
{
int blocksize;
int inode_ratio;
int quick;
struct filsys *fs;
blocksize = DEFAULT_BLOCKSIZE;
inode_ratio = DEFAULT_INODE_RATIO;
quick = 0;
if (parse_options(opts, &blocksize, &inode_ratio, &quick) != 0) return -1;
fs = create_filesystem(devno, blocksize, inode_ratio, quick);
if (!fs) return -1;
close_filesystem(fs);
return 0;
}
FileSystem(const char* volume, uint32_t size_):
volume_name(volume){
int32 initialize_result = 0;
int8_t volume_name_found = 0;
size = size_;
//Find offset from GlobalFilesystemHandler:
//(uint32_t)&eeprom_buffer +
name_offset = GlobalFileSystemHandler::get_instance().add_new_filesystem(this, size);
header_offset = name_offset + EEFS_MAX_DEVICENAME_SIZE;
//Check if the given volume name is found at that offset:
if(!volume_exist(volume, name_offset)){
//No volume by that name exist at the given offset.
//Are we allowed to create a new filesystem?
bool generate_new_filesystem = GlobalFileSystemHandler::get_instance().get_generate_new_filesystem_flag();
if(!generate_new_filesystem){
//No we are not. Then we'll have to call the corrupted filesystem hook:
CORRUPTED_FILESYSTEM_HOOK;
//Now it's OK to create the new filesystem!
GlobalFileSystemHandler::get_instance().set_generate_new_filesystem_flag(1);
}
Debug.put("\n\rCreating new volume: ");
Debug.put(volume);
create_filesystem(volume, name_offset, size);
}
//Initialize filesystem:
initialize_result = EEFS_InitFS(const_cast<char*>(volume_name), header_offset);
//If the filesystem doesn't exist for some reason.
if(initialize_result == EEFS_NO_SUCH_DEVICE){
//Something is very wrong!!
while(1);
}
eefs_device = EEFS_GetDevicePtr(initialize_result);
initialize_result = EEFS_Mount(const_cast<char*>(volume_name), const_cast<char*>(volume_name));
Debug.transmit();
}