1 /* ----------------------------------------------------------------------- *
2 *
3 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
4 *
5 * Permission is hereby granted, free of charge, to any person
6 * obtaining a copy of this software and associated documentation
7 * files (the "Software"), to deal in the Software without
8 * restriction, including without limitation the rights to use,
9 * copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom
11 * the Software is furnished to do so, subject to the following
12 * conditions:
13 *
14 * The above copyright notice and this permission notice shall
15 * be included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
19 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
21 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
25 *
26 * ----------------------------------------------------------------------- */
27
28 /*
29 * pxe_get_cached.c
30 *
31 * PXE call "get cached info"
32 */
33
34 #include <stdlib.h>
35 #include <stdint.h>
36 #include <string.h>
37 #include <com32.h>
38
39 #include <syslinux/pxe.h>
40
41 /* Returns the status code from PXE (0 on success),
42 or -1 on invocation failure */
pxe_get_nic_type(t_PXENV_UNDI_GET_NIC_TYPE * gnt)43 int pxe_get_nic_type(t_PXENV_UNDI_GET_NIC_TYPE *gnt)
44 {
45 t_PXENV_UNDI_GET_NIC_TYPE *lgnt;
46 int err;
47
48 lgnt = lzalloc(sizeof *lgnt);
49 if (!lgnt)
50 return -1;
51
52 err = pxe_call(PXENV_UNDI_GET_NIC_TYPE, lgnt);
53
54 memcpy(gnt, lgnt, sizeof(t_PXENV_UNDI_GET_NIC_TYPE));
55 lfree(lgnt);
56
57 if (err)
58 return -1;
59
60 return gnt->Status;
61 }
62