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/********************************************************/
/* ntapi: Native API core library */
/* Copyright (C) 2013--2018 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
/********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/nt_tty.h>
#include <ntapi/ntapi.h>
#include "ntapi_impl.h"
#define __MSGBUF_ELEMENTS (NT_LPC_MAX_MSG_DATA_SIZE/sizeof(size_t)) + 1
int32_t __stdcall __ntapi_tty_query_server_pts_slot_info(
__in void * hport,
__out nt_tty_pts_slot_info * pts_slot_info,
__in intptr_t blkidx)
{
int32_t status;
nt_tty_server_msg * msg;
uintptr_t msgbuf[__MSGBUF_ELEMENTS];
__ntapi->tt_aligned_block_memset(
msgbuf,0,
sizeof(msgbuf));
msg = (nt_tty_server_msg *)msgbuf;
msg->header.msg_type = NT_LPC_NEW_MESSAGE;
msg->header.data_size = sizeof(msg->data);
msg->header.msg_size = sizeof(*msg);
msg->data.ttyinfo.exarg = (void *)blkidx;
msg->data.ttyinfo.opcode = NT_TTY_QUERY_INFORMATION_SERVER;
msg->data.srvinfo.info_class = NT_TTY_SERVER_PTS_SLOT_INFORMATION;
if ((status = __ntapi->zw_request_wait_reply_port(hport,msg,msg)))
return status;
else if (msg->data.ttyinfo.status)
return msg->data.ttyinfo.status;
if (sizeof(*pts_slot_info) < msg->data.srvinfo.info_length)
return NT_STATUS_INTERNAL_ERROR;
__ntapi->tt_generic_memcpy(
pts_slot_info,
msg->data.srvinfo.info_buffer,
msg->data.srvinfo.info_length);
return NT_STATUS_SUCCESS;
}
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