s32 handleFFSIoctl(ipcmessage *msg)
{
s32 ret = 0;
u32 cmd = msg->ioctl.command;
u32 length_io = msg->ioctl.length_io;
u32 *buffer_io = msg->ioctl.buffer_io;
u32 *buffer_in = msg->ioctl.buffer_in;
switch(cmd) {
case FFS_IOCTL_CREATEDIR: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char dirname[MAX_FILENAME_SIZE];
preappend_nand_dev_name((const char *) buffer_in, dirname);
ret = FAT_MakeDir(dirname);
break;
}
case FFS_IOCTL_CREATEFILE: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char filename[MAX_FILENAME_SIZE];
preappend_nand_dev_name((const char *) buffer_in, filename);
ret = FAT_MakeFile(filename);
break;
}
case FFS_IOCTL_DELETE: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char filename[MAX_FILENAME_SIZE];
preappend_nand_dev_name((const char *) buffer_in, filename);
ret = FAT_Delete(filename);
break;
}
case FFS_IOCTL_RENAME: {
u8 *names = (u8 *) buffer_in;
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char newname[MAX_FILENAME_SIZE];
char oldname[MAX_FILENAME_SIZE];
struct stat filestat;
preappend_nand_dev_name((const char *)names, oldname);
preappend_nand_dev_name((const char *) names+OFFSET_NEW_NAME, newname);
// Check if newname exists
if (FAT_Stat(newname, &filestat) >=0) {
if (S_ISDIR(filestat.st_mode))
FAT_DeleteDir(newname);
else
FAT_Delete(newname);
}
ret = FAT_Rename(oldname, newname);
break;
}
case FFS_IOCTL_GETSTATS: {
char drive[MAX_FILENAME_SIZE];
struct statvfs vfsstat;
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
preappend_nand_dev_name("/", drive);
ret = FAT_VFSStats(drive, &vfsstat);
if (ret >= 0) {
fsstats *s = (fsstats *) buffer_io;
Memset(buffer_io, 0, length_io);
s->block_size = vfsstat.f_bsize;
s->free_blocks = vfsstat.f_bfree;
s->free_inodes = vfsstat.f_ffree;
s->used_blocks = vfsstat.f_blocks - vfsstat.f_bfree;
os_sync_after_write(buffer_io, length_io);
}
break;
}
case FFS_IOCTL_GETFILESTATS: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
if (msg->fd > FFS_FD_MAGIC)
goto originalIoctl;
struct fstats *s = (struct fstats *) buffer_io;
ret = FAT_FileStats(msg->fd, s);
break;
}
case FFS_IOCTL_GETATTR: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char name[MAX_FILENAME_SIZE];
preappend_nand_dev_name((const char *)buffer_in, name);
ret = FAT_Stat(name, NULL); // if it exists, return the same permissions always
if (ret >= 0) {
fsattr *attributes = (fsattr *) buffer_io;
attributes->owner_id = 0;
attributes->group_id = 0;
attributes->attributes = 0;
attributes->ownerperm = ISFS_OPEN_RW;
attributes->groupperm = ISFS_OPEN_RW;
attributes->otherperm = ISFS_OPEN_RW;
os_sync_after_write(buffer_io, length_io);
ret = 0;
}
break;
}
case FFS_IOCTL_SETATTR: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
char name[MAX_FILENAME_SIZE];
preappend_nand_dev_name((const char *)buffer_in, name);
ret = FAT_Stat(name, NULL); // Ignore permission, success if the file exists
break;
}
case FFS_IOCTL_FORMAT: {
if (emulationType == FFS_EMU_NONE)
goto originalIoctl;
ret = 0;
break;
}
case FFS_IOCTL_SETNANDEMULATION: {
char tmpdir[MAX_FILENAME_SIZE];
u32 state = buffer_in[0];
if (state) {
preappend_nand_dev_name("/tmp", tmpdir);
if (FAT_Init() >= 0) {
FAT_DeleteDir(tmpdir);
}
}
emulationType = state;
break;
}
originalIoctl:
default:
ret = FFS_HandleIoctl(msg);
break;
}
return ret;
}
s32 FS_Ioctl(ipcmessage *message, u32 *flag)
{
u32 *inbuf = message->ioctl.buffer_in;
u32 *iobuf = message->ioctl.buffer_io;
u32 iolen = message->ioctl.length_io;
u32 cmd = message->ioctl.command;
s32 ret;
/* Set flag */
*flag = config.mode;
/* Parse comamnd */
switch (cmd) {
/** Create directory **/
case IOCTL_ISFS_CREATEDIR: {
fsattr *attr = (fsattr *)inbuf;
FS_printf("FS_CreateDir(): %s\n", attr->filepath);
/* Check path */
ret = FS_CheckPath(attr->filepath);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
char fatpath[FAT_MAXPATH];
/* Generate path */
FS_GeneratePath(attr->filepath, fatpath);
/* Create directory */
return FAT_CreateDir(fatpath);
}
break;
}
/** Create file **/
case IOCTL_ISFS_CREATEFILE: {
fsattr *attr = (fsattr *)inbuf;
FS_printf("FS_CreateFile(): %s\n", attr->filepath);
/* Check path */
ret = FS_CheckPath(attr->filepath);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
char fatpath[FAT_MAXPATH];
/* Generate path */
FS_GeneratePath(attr->filepath, fatpath);
/* Create file */
return FAT_CreateFile(fatpath);
}
break;
}
/** Delete object **/
case IOCTL_ISFS_DELETE: {
char *filepath = (char *)inbuf;
FS_printf("FS_Delete(): %s\n", filepath);
/* Check path */
ret = FS_CheckPath(filepath);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
char fatpath[FAT_MAXPATH];
/* Generate path */
FS_GeneratePath(filepath, fatpath);
/* Delete */
return FAT_Delete(fatpath);
}
break;
}
/** Rename object **/
case IOCTL_ISFS_RENAME: {
fsrename *rename = (fsrename *)inbuf;
FS_printf("FS_Rename(): %s -> %s\n", rename->filepathOld, rename->filepathNew);
/* Check paths */
ret = FS_CheckPath(rename->filepathOld);
ret |= FS_CheckPath(rename->filepathNew);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
char oldpath[FAT_MAXPATH];
char newpath[FAT_MAXPATH];
struct stats stats;
/* Generate paths */
FS_GeneratePath(rename->filepathOld, oldpath);
FS_GeneratePath(rename->filepathNew, newpath);
/* Compare paths */
if (strcmp(oldpath, newpath)) {
/* Check new path */
ret = FAT_GetStats(newpath, &stats);
/* New path exists */
if (ret >= 0) {
/* Delete directory */
if (stats.attrib & AM_DIR)
FAT_DeleteDir(newpath);
/* Delete */
FAT_Delete(newpath);
}
/* Rename */
return FAT_Rename(oldpath, newpath);
}
/* Check path exists */
return FAT_GetStats(oldpath, NULL);
}
break;
}
/** Get device stats **/
case IOCTL_ISFS_GETSTATS: {
FS_printf("FS_GetStats():\n");
/* FAT mode */
if (config.mode) {
fsstats *stats = (fsstats *)iobuf;
/* Clear buffer */
memset(iobuf, 0, iolen);
/* Fill stats */
stats->block_size = 0x4000;
stats->free_blocks = 0x5DEC;
stats->used_blocks = 0x1DD4;
stats->unk3 = 0x10;
stats->unk4 = 0x02F0;
stats->free_inodes = 0x146B;
stats->unk5 = 0x0394;
/* Flush cache */
os_sync_after_write(iobuf, iolen);
return 0;
}
break;
}
/** Get file stats **/
case IOCTL_ISFS_GETFILESTATS: {
s32 fd = message->fd;
FS_printf("FS_GetFileStats(): %d\n", fd);
/* Disable flag */
*flag = 0;
break;
}
/** Get attributes **/
case IOCTL_ISFS_GETATTR: {
char *path = (char *)inbuf;
FS_printf("FS_GetAttributes(): %s\n", path);
/* Check path */
ret = FS_CheckPath(path);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
fsattr *attr = (fsattr *)iobuf;
char fatpath[FAT_MAXPATH];
/* Generate path */
FS_GeneratePath(path, fatpath);
/* Check path */
ret = FAT_GetStats(fatpath, NULL);
if (ret < 0)
return ret;
/* Fake attributes */
attr->owner_id = FS_GetUID();
attr->group_id = FS_GetGID();
attr->ownerperm = ISFS_OPEN_RW;
attr->groupperm = ISFS_OPEN_RW;
attr->otherperm = ISFS_OPEN_RW;
attr->attributes = 0;
/* Copy filepath */
memcpy(attr->filepath, path, ISFS_MAXPATH);
/* Flush cache */
os_sync_after_write(iobuf, iolen);
return 0;
}
break;
}
/** Set attributes **/
case IOCTL_ISFS_SETATTR: {
fsattr *attr = (fsattr *)inbuf;
FS_printf("FS_SetAttributes(): %s\n", attr->filepath);
/* Check path */
ret = FS_CheckPath(attr->filepath);
if (ret) {
*flag = 0;
break;
}
/* FAT mode */
if (config.mode) {
char fatpath[FAT_MAXPATH];
/* Generate path */
FS_GeneratePath(attr->filepath, fatpath);
/* Check path */
return FAT_GetStats(fatpath, NULL);
}
break;
}
/** Format **/
case IOCTL_ISFS_FORMAT: {
FS_printf("FS_Format():\n");
/* FAT mode */
if (config.mode)
return 0;
break;
}
/** Set FS mode **/
case IOCTL_ISFS_SETMODE: {
u32 val = inbuf[0];
FS_printf("FS_SetMode(): %d\n", val);
/* Set flag */
*flag = 1;
/* Set path */
strcpy(config.path, "");
/* FAT mode enabled */
if (val) {
char fatpath[FAT_MAXPATH];
/* Initialize FAT */
ret = FAT_Init();
if (ret < 0)
return ret;
/* Generate path */
FS_GeneratePath("/tmp", fatpath);
/* Delete "/tmp" */
FAT_DeleteDir(fatpath);
}
/* Set FS mode */
config.mode = val;
return 0;
}
default:
break;
}
/* Call handler */
return -6;
}
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;
}
s32 FAT_Ioctlv(s32 fd, u32 cmd, ioctlv *vector, u32 inlen, u32 iolen)
{
s32 ret = IPC_EINVAL;
/* Invalidate ache */
InvalidateVector(vector, inlen, iolen);
/* Parse command */
switch (cmd) {
/** Create directory **/
case IOCTL_FAT_MKDIR: {
char *dirpath = (char *)vector[0].data;
/* Create directory */
ret = FAT_CreateDir(dirpath);
break;
}
/** Create file **/
case IOCTL_FAT_MKFILE: {
char *filepath = (char *)vector[0].data;
/* Create file */
ret = FAT_CreateFile(filepath);
break;
}
/** Read directory **/
case IOCTL_FAT_READDIR: {
char *dirpath = (char *)vector[0].data;
char *outbuf = NULL;
u32 *outlen = NULL;
u32 buflen = 0;
u32 entries = 0;
/* 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;
/* Clear buffer */
if (outbuf)
memset(outbuf, 0, buflen);
/* Read directory */
ret = FAT_ReadDir(dirpath, outbuf, outlen, entries);
break;
}
/** Read directory (LFN) **/
case IOCTL_FAT_READDIR_LFN: {
char *dirpath = (char *)vector[0].data;
char *outbuf = NULL;
u32 *outlen = NULL;
u32 buflen = 0;
u32 entries = 0;
/* 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;
/* Clear buffer */
if (outbuf)
memset(outbuf, 0, buflen);
/* Read directory (LFN) */
ret = FAT_ReadDirLfn(dirpath, outbuf, outlen, entries);
break;
}
/** Delete object **/
case IOCTL_FAT_DELETE: {
char *path = (char *)vector[0].data;
/* Delete file/directory */
ret = FAT_Delete(path);
break;
}
/** Delete directory **/
case IOCTL_FAT_DELETEDIR: {
char *dirpath = (char *)vector[0].data;
/* Delete directory */
ret = FAT_DeleteDir(dirpath);
break;
}
/** Rename object **/
case IOCTL_FAT_RENAME: {
char *oldname = (char *)vector[0].data;
char *newname = (char *)vector[1].data;
/* Rename file/directory */
ret = FAT_Rename(oldname, newname);
break;
}
/** Get stats **/
case IOCTL_FAT_STAT: {
char *path = (char *)vector[0].data;
void *stats = vector[1].data;
/* Get stats */
ret = FAT_Stat(path, stats);
break;
}
/** Get filesystem stats **/
case IOCTL_FAT_VFSSTATS: {
char *path = (char *)vector[0].data;
void *stats = vector[1].data;
/* Get filesystem stats */
ret = FAT_GetVfsStats(path, stats);
break;
}
/** Get usage **/
case IOCTL_FAT_GETUSAGE: {
char *path = (char *)vector[0].data;
u32 *blocks = (u32 *)vector[1].data;
u32 *inodes = (u32 *)vector[2].data;
u64 size;
/* Reset values */
*blocks = 0;
*inodes = 0;
/* Get usage */
ret = FAT_GetUsage(path, &size, inodes);
/* Not a directory */
if (ret == -ENOTDIR) {
ret = 0;
break;
}
/* Calculate blocks */
*blocks = (size / 0x4000);
break;
}
/** Mount SD card **/
case IOCTL_FAT_MOUNTSD: {
/* Initialize SDIO */
ret = !__io_wiisd.startup();
if (ret)
break;
/* Mount SD card */
ret = !fatMountSimple("sd", &__io_wiisd);
break;
}
/** Unmount SD card **/
case IOCTL_FAT_UMOUNTSD: {
/* Unmount SD card */
fatUnmount("sd");
/* Deinitialize SDIO */
ret = !__io_wiisd.shutdown();
break;
}
/** Mount USB card **/
case IOCTL_FAT_MOUNTUSB: {
/* Initialize USB */
ret = !__io_usbstorage.startup();
if (ret)
break;
/* Mount USB */
ret = !fatMountSimple("usb", &__io_usbstorage);
break;
}
/** Unmount USB card **/
case IOCTL_FAT_UMOUNTUSB: {
/* Unmount USB */
fatUnmount("usb");
/* Deinitialize USB */
ret = !__io_usbstorage.shutdown();
break;
}
default:
break;
}
/* Flush cache */
FlushVector(vector, inlen, iolen);
return ret;
}
