1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <endian.h>
#include "event-parse.h"
/*
* From glibc endian.h, for older systems where it is not present, e.g.: RHEL5,
* Fedora6.
*/
#ifndef le16toh
# if __BYTE_ORDER == __LITTLE_ENDIAN
# define le16toh(x) (x)
# else
# define le16toh(x) __bswap_16 (x)
# endif
#endif
static unsigned long long
process___le16_to_cpup(struct trace_seq *s, unsigned long long *args)
{
uint16_t *val = (uint16_t *) (unsigned long) args[0];
return val ? (long long) le16toh(*val) : 0;
}
int TEP_PLUGIN_LOADER(struct tep_handle *tep)
{
tep_register_print_function(tep,
process___le16_to_cpup,
TEP_FUNC_ARG_INT,
"__le16_to_cpup",
TEP_FUNC_ARG_PTR,
TEP_FUNC_ARG_VOID);
return 0;
}
void TEP_PLUGIN_UNLOADER(struct tep_handle *tep)
{
tep_unregister_print_function(tep, process___le16_to_cpup,
"__le16_to_cpup");
}
|
