kernel/core/processor/hosted/SyscallManager.h

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
#ifndef KERNEL_PROCESSOR_HOSTED_SYSCALLMANAGER_H
#define KERNEL_PROCESSOR_HOSTED_SYSCALLMANAGER_H
#include "pedigree/kernel/processor/SyscallManager.h"
#include "pedigree/kernel/processor/state_forward.h"
#include "pedigree/kernel/processor/types.h"
 
#include <config.h>
 
class HostedSyscallManager : public ::SyscallManager {
 public:
  inline static HostedSyscallManager& instance() {
    return m_Instance;
  }
 
  virtual bool registerSyscallHandler(Service_t Service, SyscallHandler* pHandler,
                                      Registration& registration, FastEntry entry = nullptr);
 
  static void initialiseProcessor() INITIALISATION_ONLY;
 
  uintptr_t syscall(Service_t service, uintptr_t function, uintptr_t p1, uintptr_t p2, uintptr_t p3,
                    uintptr_t p4, uintptr_t p5);
 
#if HOSTED_SMOKE_TESTS
  static void dispatchStateForTest(SyscallState& state) {
    syscall(state);
  }
#endif
 
 private:
  static void syscall(SyscallState& syscallState);
 
  HostedSyscallManager() INITIALISATION_ONLY;
  HostedSyscallManager(const HostedSyscallManager&);
  HostedSyscallManager& operator=(const HostedSyscallManager&);
  virtual ~HostedSyscallManager();
 
  static HostedSyscallManager m_Instance;
};
 
#endif