int main(void)
{
u32 queuehandle;
s32 ret;
/* Print info */
svc_write("$IOSVersion: FAT: " __DATE__ " " __TIME__ " 64M$\n");
/* Create blinker thread */
Led_CreateBlinkThread();
/* Initialize module */
ret = __FAT_Initialize(&queuehandle);
if (ret < 0)
return ret;
/* Main loop */
while (1) {
ipcmessage *message = NULL;
/* Wait for message */
ret = os_message_queue_receive(queuehandle, (void *)&message, 0);
if (ret)
continue;
switch (message->command) {
case IOS_OPEN: {
char *devpath = message->open.device;
u32 mode = message->open.mode;
if (*devpath == '$') {
char path[256];
/* Build absolute path to emu nand */
strcpy(path, emuNandPath);
FAT_Escape(path+emuNandPathLen, devpath+1);
dbg_printf("FAT: IOS_OPEN: Opening relative file %s\n", devpath);
/* Open file */
ret = FAT_Open(path, mode);
dbg_printf("FAT: IOS_OPEN: ret = %d\n", ret);
}
else if (!strcmp(devpath, DEVICE_FAT)) {
/* Open module */
dbg_printf("FAT: IOS_OPEN: Opening FAT module\n");
ret = 0;
dbg_printf("FAT: IOS_OPEN: ret = %d\n", ret);
}
else if (!strncmp(devpath, DEVICE_FAT, DEVICE_FAT_LEN)) {
/* Open file */
dbg_printf("FAT: IOS_OPEN: Opening absolute file %s\n", devpath + DEVICE_FAT_LEN);
ret = FAT_Open(devpath + DEVICE_FAT_LEN, mode);
dbg_printf("FAT: IOS_OPEN: ret = %d\n", ret);
}
else {
dbg_printf("FAT: IOS_OPEN: Unknown device path %s\n", devpath);
/* Error */
ret = IPC_EINVAL;
}
break;
}
case IOS_CLOSE: {
ret = 0;
// FIX d2x v7 beta1
// Check added because the fd might represent the module,
// see IOS_OPEN.
// Tipically a fd representing a module is far lower than 32,
// while a fd representing a file is an address 32 byte aligned.
if(message->fd != 0 && (message->fd % 32) == 0) {
dbg_printf("FAT: IOS_CLOSE: Closing file... fd = %d\n", message->fd);
/* Close file */
ret = FAT_Close(message->fd);
}
#ifdef DEBUG
else {
dbg_printf("FAT: IOS_CLOSE: Closing FAT module...\n");
}
#endif
dbg_printf("FAT: IOS_CLOSE: ret = %d\n", ret);
break;
}
case IOS_READ: {
void *buffer = message->read.data;
u32 len = message->read.length;
dbg_printf("FAT: IOS_READ: fd = %d, buffer = %x, len = %d\n", message->fd, buffer, len);
/* Read file */
ret = FAT_Read(message->fd, buffer, len);
/* Flush cache */
os_sync_after_write(buffer, len);
dbg_printf("FAT: IOS_READ: ret = %d\n", ret);
break;
}
case IOS_WRITE: {
void *buffer = message->write.data;
u32 len = message->write.length;
dbg_printf("FAT: IOS_WRITE: fd = %d, buffer = %x, len = %d\n", message->fd, buffer, len);
/* Invalidate cache */
os_sync_before_read(buffer, len);
/* Sart blinking */
Led_BlinkOn();
/* Write file */
ret = FAT_Write(message->fd, buffer, len);
dbg_printf("FAT: IOS_WRITE: ret = %d\n", ret);
/* Stop blinking */
Led_BlinkOff();
break;
}
case IOS_SEEK: {
s32 where = message->seek.offset;
s32 whence = message->seek.origin;
dbg_printf("FAT: IOS_SEEK: fd = %d, where = %d, whence = %d\n", message->fd, where, whence);
/* Seek file */
ret = FAT_Seek(message->fd, where, whence);
dbg_printf("FAT: IOS_SEEK: ret = %d\n", ret);
break;
}
case IOS_IOCTL: {
void *inbuf = message->ioctl.buffer_in;
void *iobuf = message->ioctl.buffer_io;
u32 inlen = message->ioctl.length_in;
u32 iolen = message->ioctl.length_io;
u32 cmd = message->ioctl.command;
/* Parse IOCTL */
ret = __FAT_Ioctl(message->fd, cmd, inbuf, inlen, iobuf, iolen);
break;
}
case IOS_IOCTLV: {
ioctlv *vector = message->ioctlv.vector;
u32 inlen = message->ioctlv.num_in;
u32 iolen = message->ioctlv.num_io;
u32 cmd = message->ioctlv.command;
/* Parse IOCTLV */
ret = __FAT_Ioctlv(message->fd, cmd, vector, inlen, iolen);
break;
}
default:
/* Unknown command */
ret = IPC_EINVAL;
}
/* Acknowledge message */
os_message_queue_ack((void *)message, ret);
}
return 0;
}
int main(void)
{
u32 queuehandle;
s32 ret;
/* Print info */
write("$IOSVersion: FAT: " __DATE__ " " __TIME__ " 64M$\n");
/* Initialize module */
ret = __FAT_Initialize(&queuehandle);
if (ret < 0)
return ret;
/* Main loop */
while (1) {
ipcmessage *message = NULL;
/* Wait for message */
os_message_queue_receive(queuehandle, (void *)&message, 0);
switch (message->command) {
case IOS_OPEN: {
char *devpath = message->open.device;
u32 mode = message->open.mode;
/* FAT device */
if (!strcmp(devpath, DEVICE_FAT)) {
ret = 0;
break;
}
/* Open file */
ret = FAT_Open(devpath, mode);
break;
}
case IOS_CLOSE: {
/* Close file */
ret = FAT_Close(message->fd);
break;
}
case IOS_READ: {
void *buffer = message->read.data;
u32 len = message->read.length;
/* Read file */
ret = FAT_Read(message->fd, buffer, len);
break;
}
case IOS_WRITE: {
void *buffer = message->write.data;
u32 len = message->write.length;
/* Write file */
ret = FAT_Write(message->fd, buffer, len);
break;
}
case IOS_SEEK: {
u32 where = message->seek.offset;
u32 whence = message->seek.origin;
/* Seek file */
ret = FAT_Seek(message->fd, where, whence);
break;
}
case IOS_IOCTL: {
void *inbuf = message->ioctl.buffer_in;
u32 inlen = message->ioctl.length_in;
void *iobuf = message->ioctl.buffer_io;
u32 iolen = message->ioctl.length_io;
u32 cmd = message->ioctl.command;
/* Parse IOCTL message */
ret = FAT_Ioctl(message->fd, cmd, inbuf, inlen, iobuf, iolen);
break;
}
case IOS_IOCTLV: {
ioctlv *vector = message->ioctlv.vector;
u32 inlen = message->ioctlv.num_in;
u32 iolen = message->ioctlv.num_io;
u32 cmd = message->ioctlv.command;
/* Parse IOCTLV message */
ret = FAT_Ioctlv(message->fd, cmd, vector, inlen, iolen);
break;
}
default:
/* Unknown command */
ret = IPC_EINVAL;
}
/* Acknowledge message */
os_message_queue_ack((void *)message, ret);
}
return 0;
}
