#include <jove.h>
#include <object.h>
#include <path-fromobj.h>
#include <syscall.h>
#include <kernel/syscall.h>

int
_syscall_invoke_objdir_getmemb(KernelObjectDirectory *dir, uint8_t member, obj_type_t *result)
{
    uint8_t *syscallData = __jove_syscall_ptr;
    int syscall_at = 0;
    obj_type_t *syscall_result;

    SYSCALL_PAYLOAD_PUTOBJ(syscallData, syscall_at, dir);
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, INVOKE_OBJDIR_GETMEMB, uint8_t);
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, member, uint8_t);
    SYSCALL_PAYLOAD_SAVEPTR(syscallData, syscall_at, obj_type_t, syscall_result);

    int status = _syscall_invoke();
    *result = *syscall_result;
    return status;
}

int
_syscall_invoke_objdir_lastmemb(KernelObjectDirectory *dir, uint8_t *result)
{
    uint8_t *syscallData = __jove_syscall_ptr;
    int syscall_at = 0;
    uint8_t *syscall_result;

    SYSCALL_PAYLOAD_PUTOBJ(syscallData, syscall_at, dir);
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, INVOKE_OBJDIR_LASTMEMB, uint8_t);
    SYSCALL_PAYLOAD_SAVEPTR(syscallData, syscall_at, uint8_t, syscall_result);

    int status = _syscall_invoke();
    *result = *syscall_result;
    return status;
}

int
_syscall_invoke_objdir_move(
        KernelObjectDirectory *dir, 
        uint8_t memb,
        KernelObjectDirectory *dest_dir,
        uint8_t dest_memb)
{
    uint8_t *syscallData = __jove_syscall_ptr;
    int syscall_at = 0;

    SYSCALL_PAYLOAD_PUTOBJ(syscallData, syscall_at, dir);
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, INVOKE_OBJDIR_MOVE, uint8_t);
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, memb, uint8_t);

    size_t *dest_pathw = (size_t*)(syscallData + syscall_at);
    SYSCALL_PAYLOAD_PUTOBJ(syscallData, syscall_at, dest_dir);
    (*dest_pathw)++;
    SYSCALL_PAYLOAD_PUTL(syscallData, syscall_at, dest_memb, uint8_t);

    return _syscall_invoke();
}