hal/process.h


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#ifndef _JOVE_HAL_PROCESS_H
#define _JOVE_HAL_PROCESS_H 1

#include "hal/obj.h"

typedef uintmax_t pid_t;

enum pcb_state
{
    PCB_DEAD, PCB_READY, PCB_RUNNING, PCB_BLOCKED
};

struct pcb_mailbox
{
    jove_obj_t *obj;
    pid_t pid;
};

typedef struct process_control_block pcb_t;

jove_owned_obj_t *process_current(void);

/*Returns the process ID of the passed PCB. */
pid_t pcb_pid(pcb_t *pcb);

/*Returns the root kernel object directory of this PCB. */
jove_obj_t *pcb_rootdir(pcb_t *pcb);

#endif