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794f594e | 1 | // SPDX-License-Identifier: LGPL-2.1 |
277cf08f | 2 | #include <uapi/linux/mman.h> |
2f967f1d | 3 | #include <linux/log2.h> |
256763b0 | 4 | |
df4cb167 ACM |
5 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, |
6 | struct syscall_arg *arg) | |
7 | { | |
c65c83ff | 8 | const char *prot_prefix = "PROT_"; |
df4cb167 | 9 | int printed = 0, prot = arg->val; |
c65c83ff | 10 | bool show_prefix = arg->show_string_prefix; |
df4cb167 ACM |
11 | |
12 | if (prot == PROT_NONE) | |
c65c83ff | 13 | return scnprintf(bf, size, "%sNONE", show_prefix ? prot_prefix : ""); |
df4cb167 ACM |
14 | #define P_MMAP_PROT(n) \ |
15 | if (prot & PROT_##n) { \ | |
c65c83ff | 16 | printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prot_prefix :"", #n); \ |
df4cb167 ACM |
17 | prot &= ~PROT_##n; \ |
18 | } | |
19 | ||
df4cb167 ACM |
20 | P_MMAP_PROT(READ); |
21 | P_MMAP_PROT(WRITE); | |
5ce29d52 | 22 | P_MMAP_PROT(EXEC); |
df4cb167 | 23 | P_MMAP_PROT(SEM); |
df4cb167 ACM |
24 | P_MMAP_PROT(GROWSDOWN); |
25 | P_MMAP_PROT(GROWSUP); | |
26 | #undef P_MMAP_PROT | |
27 | ||
28 | if (prot) | |
29 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); | |
30 | ||
31 | return printed; | |
32 | } | |
33 | ||
34 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot | |
35 | ||
2f967f1d | 36 | #include "trace/beauty/generated/mmap_flags_array.c" |
2e3d7fac | 37 | static DEFINE_STRARRAY(mmap_flags, "MAP_"); |
2f967f1d | 38 | |
f77526be ACM |
39 | static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix) |
40 | { | |
c65c83ff | 41 | return strarray__scnprintf_flags(&strarray__mmap_flags, bf, size, show_prefix, flags); |
2f967f1d ACM |
42 | } |
43 | ||
df4cb167 ACM |
44 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, |
45 | struct syscall_arg *arg) | |
46 | { | |
2f967f1d | 47 | unsigned long flags = arg->val; |
df4cb167 | 48 | |
d57da8c9 ACM |
49 | if (flags & MAP_ANONYMOUS) |
50 | arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */ | |
51 | ||
c65c83ff | 52 | return mmap__scnprintf_flags(flags, bf, size, arg->show_string_prefix); |
df4cb167 ACM |
53 | } |
54 | ||
55 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags | |
56 | ||
57 | static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, | |
58 | struct syscall_arg *arg) | |
59 | { | |
c65c83ff ACM |
60 | const char *flags_prefix = "MREMAP_"; |
61 | bool show_prefix = arg->show_string_prefix; | |
df4cb167 ACM |
62 | int printed = 0, flags = arg->val; |
63 | ||
64 | #define P_MREMAP_FLAG(n) \ | |
65 | if (flags & MREMAP_##n) { \ | |
c65c83ff | 66 | printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? flags_prefix : "", #n); \ |
df4cb167 ACM |
67 | flags &= ~MREMAP_##n; \ |
68 | } | |
69 | ||
70 | P_MREMAP_FLAG(MAYMOVE); | |
df4cb167 | 71 | P_MREMAP_FLAG(FIXED); |
f60b3878 | 72 | P_MREMAP_FLAG(DONTUNMAP); |
df4cb167 ACM |
73 | #undef P_MREMAP_FLAG |
74 | ||
75 | if (flags) | |
76 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
77 | ||
78 | return printed; | |
79 | } | |
80 | ||
81 | #define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags | |
82 | ||
5a54c2f5 ACM |
83 | static size_t madvise__scnprintf_behavior(int behavior, char *bf, size_t size) |
84 | { | |
85 | #include "trace/beauty/generated/madvise_behavior_array.c" | |
2e3d7fac | 86 | static DEFINE_STRARRAY(madvise_advices, "MADV_"); |
5a54c2f5 ACM |
87 | |
88 | if (behavior < strarray__madvise_advices.nr_entries && strarray__madvise_advices.entries[behavior] != NULL) | |
89 | return scnprintf(bf, size, "MADV_%s", strarray__madvise_advices.entries[behavior]); | |
90 | ||
91 | return scnprintf(bf, size, "%#", behavior); | |
92 | } | |
93 | ||
df4cb167 ACM |
94 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, |
95 | struct syscall_arg *arg) | |
96 | { | |
5a54c2f5 | 97 | return madvise__scnprintf_behavior(arg->val, bf, size); |
df4cb167 ACM |
98 | } |
99 | ||
100 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior |