1*479ab7f0SSascha Wildner /*-
2*479ab7f0SSascha Wildner * Copyright (c) 2000 Doug Rabson
3*479ab7f0SSascha Wildner * All rights reserved.
4*479ab7f0SSascha Wildner *
5*479ab7f0SSascha Wildner * Redistribution and use in source and binary forms, with or without
6*479ab7f0SSascha Wildner * modification, are permitted provided that the following conditions
7*479ab7f0SSascha Wildner * are met:
8*479ab7f0SSascha Wildner * 1. Redistributions of source code must retain the above copyright
9*479ab7f0SSascha Wildner * notice, this list of conditions and the following disclaimer.
10*479ab7f0SSascha Wildner * 2. Redistributions in binary form must reproduce the above copyright
11*479ab7f0SSascha Wildner * notice, this list of conditions and the following disclaimer in the
12*479ab7f0SSascha Wildner * documentation and/or other materials provided with the distribution.
13*479ab7f0SSascha Wildner *
14*479ab7f0SSascha Wildner * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*479ab7f0SSascha Wildner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*479ab7f0SSascha Wildner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*479ab7f0SSascha Wildner * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*479ab7f0SSascha Wildner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*479ab7f0SSascha Wildner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*479ab7f0SSascha Wildner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*479ab7f0SSascha Wildner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*479ab7f0SSascha Wildner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*479ab7f0SSascha Wildner * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*479ab7f0SSascha Wildner * SUCH DAMAGE.
25*479ab7f0SSascha Wildner *
26*479ab7f0SSascha Wildner * $FreeBSD: head/stand/efi/libefi/libefi.c 350656 2019-08-06 20:13:28Z tsoome $
27*479ab7f0SSascha Wildner */
28*479ab7f0SSascha Wildner
29*479ab7f0SSascha Wildner #include <efi.h>
30*479ab7f0SSascha Wildner #include <stand.h>
31*479ab7f0SSascha Wildner
32*479ab7f0SSascha Wildner EFI_HANDLE IH;
33*479ab7f0SSascha Wildner EFI_SYSTEM_TABLE *ST;
34*479ab7f0SSascha Wildner EFI_BOOT_SERVICES *BS;
35*479ab7f0SSascha Wildner EFI_RUNTIME_SERVICES *RS;
36*479ab7f0SSascha Wildner
37*479ab7f0SSascha Wildner void *
efi_get_table(EFI_GUID * tbl)38*479ab7f0SSascha Wildner efi_get_table(EFI_GUID *tbl)
39*479ab7f0SSascha Wildner {
40*479ab7f0SSascha Wildner EFI_GUID *id;
41*479ab7f0SSascha Wildner int i;
42*479ab7f0SSascha Wildner
43*479ab7f0SSascha Wildner for (i = 0; i < ST->NumberOfTableEntries; i++) {
44*479ab7f0SSascha Wildner id = &ST->ConfigurationTable[i].VendorGuid;
45*479ab7f0SSascha Wildner if (!memcmp(id, tbl, sizeof(EFI_GUID)))
46*479ab7f0SSascha Wildner return (ST->ConfigurationTable[i].VendorTable);
47*479ab7f0SSascha Wildner }
48*479ab7f0SSascha Wildner return (NULL);
49*479ab7f0SSascha Wildner }
50*479ab7f0SSascha Wildner
51*479ab7f0SSascha Wildner EFI_STATUS
OpenProtocolByHandle(EFI_HANDLE handle,EFI_GUID * protocol,void ** interface)52*479ab7f0SSascha Wildner OpenProtocolByHandle(EFI_HANDLE handle, EFI_GUID *protocol, void **interface)
53*479ab7f0SSascha Wildner {
54*479ab7f0SSascha Wildner return (BS->OpenProtocol(handle, protocol, interface, IH, NULL,
55*479ab7f0SSascha Wildner EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL));
56*479ab7f0SSascha Wildner }
57