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/********************************************************/
/* ntapi: Native API core library */
/* Copyright (C) 2013--2017 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
/********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/nt_file.h>
#include <ntapi/nt_string.h>
#include <ntapi/nt_atomic.h>
#include <ntapi/nt_port.h>
#include <ntapi/nt_ipc.h>
#include <ntapi/nt_sem.h>
#include <ntapi/ntapi.h>
#include "ntapi_impl.h"
static int32_t __sem_fdio(
nt_sem_info * sem,
nt_iosb * iosb,
uint32_t opcode)
{
int32_t status;
nt_sem_info_msg msg;
/* validate */
if (!iosb)
return NT_STATUS_INVALID_PARAMETER;
/* msg */
__ntapi->tt_aligned_block_memset(
&msg,0,sizeof(msg));
msg.header.msg_type = NT_LPC_NEW_MESSAGE;
msg.header.data_size = sizeof(msg.data);
msg.header.msg_size = sizeof(msg);
msg.data.ttyinfo.opcode = opcode;
msg.data.seminfo.semkey = sem->semkey;
msg.data.seminfo.semid = sem->semid;
msg.data.seminfo.sempid = sem->sempid;
if ((status = __ntapi->zw_request_wait_reply_port(sem->hport,&msg,&msg)))
return status;
else if (msg.data.ttyinfo.status)
return msg.data.ttyinfo.status;
iosb->status = NT_STATUS_SUCCESS;
iosb->info = 0;
return NT_STATUS_SUCCESS;
}
int32_t __stdcall __ntapi_sem_cancel(
__in nt_sem_info * sem,
__out nt_iosb * iosb)
{
return __sem_fdio(sem,iosb,NT_TTY_SEM_CANCEL);
}
int32_t __stdcall __ntapi_sem_free(
__in nt_sem_info * sem,
__out nt_iosb * iosb)
{
return __sem_fdio(sem,iosb,NT_TTY_SEM_FREE);
}