bool usbstorage_Init(void)
{
s32 ret;
/* Already open */
if (fd >= 0)
return true;
/* Open USB device */
fd = os_open(fs, 0);
if (fd < 0)
return false;
/* Initialize USB storage */
os_ioctlv(fd, USB_IOCTL_UMS_INIT, 0, 0, NULL);
/* Get device capacity */
ret = __usbstorage_GetCapacity(NULL);
if (ret <= 0)
goto err;
return true;
err:
/* Close USB device */
usbstorage_Shutdown();
return false;
}
s32 __FAT_Ioctlv(s32 fd, u32 cmd, ioctlv *vector, u32 inlen, u32 iolen)
{
s32 ret = IPC_EINVAL;
/* Invalidate cache */
InvalidateVector(vector, inlen, iolen);
/* Parse command */
switch (cmd) {
/** Create directory **/
case IOCTL_FAT_MKDIR: {
char *dirpath = (char *)vector[0].data;
dbg_printf("FAT: IOCTL_FAT_MKDIR: fd = %d, dirpath = %s\n", fd, dirpath);
/* Sart blinking */
Led_BlinkOn();
/* Create directory */
ret = FAT_CreateDir(dirpath);
/* Stop blinking */
Led_BlinkOff();
dbg_printf("FAT: IOCTL_FAT_MKDIR: ret = %d\n", ret);
break;
}
/** Create file **/
case IOCTL_FAT_MKFILE: {
char *filepath = (char *)vector[0].data;
dbg_printf("FAT: IOCTL_FAT_MKFILE: fd = %d, filepath = %s\n", fd, filepath);
/* Sart blinking */
Led_BlinkOn();
/* Create file */
ret = FAT_CreateFile(filepath);
/* Stop blinking */
Led_BlinkOff();
dbg_printf("FAT: IOCTL_FAT_MKFILE: ret = %d\n", ret);
break;
}
/** Read directory **/
case IOCTL_FAT_READDIR_FS:
case IOCTL_FAT_READDIR: {
char *dirpath = (char *)vector[0].data;
char *outbuf = NULL;
u32 *outlen = NULL;
u32 buflen = 0;
u32 entries = 0, forFS;
/* Set FS flag */
forFS = (cmd == IOCTL_FAT_READDIR_FS);
dbg_printf("FAT: IOCTL_FAT_READDIR%s: fd = %d, dirpath = %s\n", forFS? "_FS" : "", fd, dirpath);
/* Input values */
if (iolen > 1) {
entries = *(u32 *)vector[1].data;
outbuf = (char *)vector[2].data;
outlen = (u32 *)vector[3].data;
buflen = vector[2].len;
} else
outlen = (u32 *)vector[1].data;
/* Read directory */
ret = FAT_ReadDir(dirpath, outbuf, buflen, outlen, entries, forFS);
dbg_printf("FAT: IOCTL_FAT_READDIR%s: ret = %d\n", forFS? "_FS" : "", ret);
break;
}
/** Delete object **/
case IOCTL_FAT_DELETE: {
char *path = (char *)vector[0].data;
dbg_printf("FAT: IOCTL_FAT_DELETE: fd = %d, path = %s\n", fd, path);
/* Sart blinking */
Led_BlinkOn();
/* Delete file/directory */
ret = FAT_Delete(path);
/* Stop blinking */
Led_BlinkOff();
dbg_printf("FAT: IOCTL_FAT_DELETE: ret = %d\n", ret);
break;
}
/** Delete directory **/
case IOCTL_FAT_DELETEDIR: {
char *dirpath = (char *)vector[0].data;
dbg_printf("FAT: IOCTL_FAT_DELETEDIR: fd = %d, path = %s\n", fd, dirpath);
/* Sart blinking */
Led_BlinkOn();
/* Delete directory */
ret = FAT_DeleteDir(dirpath);
/* Stop blinking */
Led_BlinkOff();
dbg_printf("FAT: IOCTL_FAT_DELETEDIR: ret = %d\n", ret);
break;
}
/** Rename object **/
case IOCTL_FAT_RENAME: {
char *oldname = (char *)vector[0].data;
char *newname = (char *)vector[1].data;
dbg_printf("FAT: IOCTL_FAT_RENAME: fd = %d, from = %s, to = %s\n", fd, oldname, newname);
/* Sart blinking */
Led_BlinkOn();
/* Rename object */
ret = FAT_Rename(oldname, newname);
/* Stop blinking */
Led_BlinkOff();
dbg_printf("FAT: IOCTL_FAT_RENAME: ret = %d\n", ret);
break;
}
/** Get stats **/
case IOCTL_FAT_STATS: {
char *path = (char *)vector[0].data;
void *stats = (void *)vector[1].data;
dbg_printf("FAT: IOCTL_FAT_STATS: fd = %d, path = %s\n", fd, path);
/* Get stats */
ret = FAT_GetStats(path, stats);
dbg_printf("FAT: IOCTL_FAT_STATS: ret = %d, size = %d\n", ret, ((struct stats *)stats)->size);
break;
}
/** Get usage **/
case IOCTL_FAT_GETUSAGE_FS:
case IOCTL_FAT_GETUSAGE: {
char *path = (char *)vector[0].data;
u64 *size = (u64 *)vector[1].data;
u32 *files = (u32 *)vector[2].data;
u32 *dirs = (u32 *)vector[3].data;
u32 fakedirs, fakefiles, forFS;
/* Set default pointers */
if (iolen < 2)
files = &fakefiles;
if (iolen < 3)
dirs = &fakedirs;
/* Set initial values */
*size = 0;
*files = 0;
*dirs = 0;
/* Set FS flag */
forFS = (cmd == IOCTL_FAT_GETUSAGE_FS);
dbg_printf("FAT: IOCTL_FAT_GETUSAGE%s: fd = %d, path = %s\n", forFS?"_FS":"", fd, path);
/* Get usage */
ret = FAT_GetUsage(path, size, files, dirs, forFS);
dbg_printf("FAT: IOCTL_FAT_GETUSAGE: ret = %d, size = %dl, files = %d, dirs = %d\n", ret, *size, *files, *dirs);
break;
}
/** Mount SD card **/
case IOCTL_FAT_MOUNT_SD: {
s32 partition = inlen > 0 ? *(s32 *)vector[0].data : -1;
/* Mount SD card */
ret = FAT_Mount(0, partition);
break;
}
/** Unmount SD card **/
case IOCTL_FAT_UMOUNT_SD: {
/* Unmount SD card */
ret = FAT_Unmount(0);
if (ret < 0)
break;
/* Deinitialize SDIO */
ret = sdio_Shutdown();
if (!ret)
ret = IPC_EINVAL;
break;
}
/** Mount USB device **/
case IOCTL_FAT_MOUNT_USB: {
s32 partition = inlen > 0 ? *(s32 *)vector[0].data : -1;
/* Mount USB device */
ret = FAT_Mount(1, partition);
break;
}
/** Unmount USB card **/
case IOCTL_FAT_UMOUNT_USB: {
/* Unmount USB */
ret = FAT_Unmount(1);
if (ret < 0)
break;
/* Deinitialize USB */
ret = usbstorage_Shutdown();
if (!ret)
ret = IPC_EINVAL;
break;
}
/** Get mounted partition of the given device **/
case IOCTL_FAT_GETPARTITION: {
u32 device = *(u32 *)vector[0].data;
u32 *partition = (u32 *)vector[1].data;
/* Get partition */
ret = FAT_GetPartition(device, partition);
break;
}
default:
break;
}
/* Flush cache */
FlushVector(vector, inlen, iolen);
return ret;
}
