sys/syscall.h


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#ifndef _JOVE_SYS_SYSCALL_H
#define _JOVE_SYS_SYSCALL_H 1

#include "hal/obj.h"
#include <stdint.h>

struct syscall_header
{
    uint16_t callid;
    uint16_t pathlen;
    uint16_t path[];
};

#define SYSCALL_FUNCTION_ARGS \
        jove_owned_obj_t*, /*PCB object*/ \
        jove_owned_obj_t*, /*Objdir object*/ \
        jove_owned_obj_t*, /*Message object*/ \
        jove_owned_obj_t*, /*Target object*/ \
        struct syscall_header*, /*Syscall header*/ \
        size_t, /*How many bytes are left in the message*/ \
        void* /*The bytes left in the message.*/

typedef int (*syscall_handle_t)(SYSCALL_FUNCTION_ARGS);

int _syscall_handle_generic(SYSCALL_FUNCTION_ARGS);
int _syscall_handle_arch(SYSCALL_FUNCTION_ARGS);

#define SYSCALL_VTT_WRITE 0
struct syscall_vtt_write
{
    size_t len;
    char data[];
};
int _syscall_handle_vtt(SYSCALL_FUNCTION_ARGS);

#endif