Initial version of Sortix.

sortix/syscall.h

@@ -0,0 +1,54 @@
+/******************************************************************************
+
+	COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
+
+	This file is part of Sortix.
+
+	Sortix 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 3 of the License, or (at your option) any later
+	version.
+
+	Sortix 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 Sortix. If not, see <http://www.gnu.org/licenses/>.
+
+	syscall.h
+	Handles system calls from userspace safely.
+
+******************************************************************************/
+
+#ifndef SORTIX_SYSCALL_H
+#define SORTIX_SYSCALL_H
+
+#include "scheduler.h"
+
+#ifdef PLATFORM_X86
+	#define SYSPARAM __attribute__ ((aligned (4)));
+#elif defined(PLATFORM_X64)
+	#define SYSPARAM __attribute__ ((aligned (8)));
+#endif
+
+#define USING_OLD_SYSCALL
+
+namespace Sortix
+{
+	namespace Syscall
+	{
+		void Init();
+		void OnCall(CPU::InterruptRegisters* R);
+
+#ifdef USING_OLD_SYSCALL
+		typedef void (*Syscall)(CPU::InterruptRegisters* r);
+#else
+		typedef void (*Syscall)(Thread* R);
+#endif
+	}
+}
+
+#endif
+