1*4882a593Smuzhiyun // SPDX-License-Identifier: LGPL-2.1
2*4882a593Smuzhiyun
3*4882a593Smuzhiyun #include "trace/beauty/beauty.h"
4*4882a593Smuzhiyun #include <linux/kernel.h>
5*4882a593Smuzhiyun #include <uapi/linux/fcntl.h>
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef LOCK_MAND
8*4882a593Smuzhiyun #define LOCK_MAND 32
9*4882a593Smuzhiyun #endif
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #ifndef LOCK_READ
12*4882a593Smuzhiyun #define LOCK_READ 64
13*4882a593Smuzhiyun #endif
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #ifndef LOCK_WRITE
16*4882a593Smuzhiyun #define LOCK_WRITE 128
17*4882a593Smuzhiyun #endif
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun #ifndef LOCK_RW
20*4882a593Smuzhiyun #define LOCK_RW 192
21*4882a593Smuzhiyun #endif
22*4882a593Smuzhiyun
syscall_arg__scnprintf_flock(char * bf,size_t size,struct syscall_arg * arg)23*4882a593Smuzhiyun size_t syscall_arg__scnprintf_flock(char *bf, size_t size, struct syscall_arg *arg)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun bool show_prefix = arg->show_string_prefix;
26*4882a593Smuzhiyun const char *prefix = "LOCK_";
27*4882a593Smuzhiyun int printed = 0, op = arg->val;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun if (op == 0)
30*4882a593Smuzhiyun return scnprintf(bf, size, "NONE");
31*4882a593Smuzhiyun #define P_CMD(cmd) \
32*4882a593Smuzhiyun if ((op & LOCK_##cmd) == LOCK_##cmd) { \
33*4882a593Smuzhiyun printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #cmd); \
34*4882a593Smuzhiyun op &= ~LOCK_##cmd; \
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun P_CMD(SH);
38*4882a593Smuzhiyun P_CMD(EX);
39*4882a593Smuzhiyun P_CMD(NB);
40*4882a593Smuzhiyun P_CMD(UN);
41*4882a593Smuzhiyun P_CMD(MAND);
42*4882a593Smuzhiyun P_CMD(RW);
43*4882a593Smuzhiyun P_CMD(READ);
44*4882a593Smuzhiyun P_CMD(WRITE);
45*4882a593Smuzhiyun #undef P_OP
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun if (op)
48*4882a593Smuzhiyun printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op);
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun return printed;
51*4882a593Smuzhiyun }
52