rpcfs.c

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2005-2006 The ScummVM project
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL: https://svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-9-1/backends/ps2/iop/CoDyVDfs/iop/rpcfs.c $
 * $Id: rpcfs.c 22973 2006-06-07 06:51:45Z lavosspawn $
 *
 */

#include <sifman.h>
#include <sifrpc.h>
#include <thbase.h>
#include <stdio.h>
#include "codyvdfs.h"
#include "../common/codyvdirx.h"

struct t_SifRpcDataQueue qd;
struct t_SifRpcServerData sd0;
static uint8 rpcBuffer[64];

void *rpcServer(int func, void *data, int size);
void rpcThread(void *param);

int initRpc(void) {
      iop_thread_t thread;
      int tid;

      thread.attr = TH_C;
      thread.thread = rpcThread;
      thread.priority = 40;
      thread.stacksize = 0x1000;
      thread.attr = 0;

      tid = CreateThread(&thread);
      if (tid >= 0) 
            StartThread(tid, 0);
      else {
            printf("Unable to start RPC Thread!\n");
            return -1;
      }
      return 0;
}

void rpcThread(void *param) {
      SifInitRpc(0);
      SifSetRpcQueue(&qd, GetThreadId());
      SifRegisterRpc(&sd0, CDVDFS_IRX_ID, rpcServer, (void *)rpcBuffer, 0, 0, &qd);
      SifRpcLoop(&qd);
}

void *rpcReadClock(void *data) {
      CdReadClock((cd_clock_t *)data);
      return data;
}

void *driveStop(void *data) {
      if (CdStop() == 1) {
            if (CdSync(0) == 0) {
                  *(int*)data = CdGetError();
            } else
                  *(int*)data = -0x100;
      } else
            *(int*)data = -0x101;
      return data;
}

void *driveStandby(void *data) {
      int type;
      if (CdStandby() == 1) {
            if (CdSync(0) == 0) {
                  *(int*)data = CdGetError();
            } else
                  *(int*)data = -0x100;
      } else
            *(int*)data = -0x101;

      do {  // wait until drive detected disc type
            type = CdGetDiskType();
            if (DISC_NOT_READY(type))
                  DelayThread(10 * 1000);
      } while (DISC_NOT_READY(type));
      printf("Standby: Disc type: %02X\n", type);

      return data;
}

void *rpcServer(int func, void *data, int size) {
      switch (func) {
            case READ_RTC:
                  return rpcReadClock(data);
            case DRIVE_STOP:
                  return driveStop(data);
            case DRIVE_STANDBY:
                  return driveStandby(data);
            default:
                  printf("Unknown RPC command %d\n", func);
                  return NULL;
      }
      return NULL;
}