| .. | .. |
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| 1 | +// SPDX-License-Identifier: LGPL-2.1 |
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| 1 | 2 | /* |
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| 2 | 3 | * trace/beauty/fcntl.c |
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| 3 | 4 | * |
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| 4 | 5 | * Copyright (C) 2017, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> |
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| 5 | | - * |
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| 6 | | - * Released under the GPL v2. (and only v2, not any later version) |
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| 7 | 6 | */ |
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| 8 | 7 | |
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| 9 | 8 | #include "trace/beauty/beauty.h" |
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| 10 | 9 | #include <linux/kernel.h> |
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| 11 | 10 | #include <uapi/linux/fcntl.h> |
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| 12 | 11 | |
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| 13 | | -static size_t fcntl__scnprintf_getfd(unsigned long val, char *bf, size_t size) |
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| 12 | +static size_t fcntl__scnprintf_getfd(unsigned long val, char *bf, size_t size, bool show_prefix) |
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| 14 | 13 | { |
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| 15 | | - return scnprintf(bf, size, "%s", val ? "CLOEXEC" : "0"); |
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| 14 | + return val ? scnprintf(bf, size, "%s", "0") : |
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| 15 | + scnprintf(bf, size, "%s%s", show_prefix ? "FD_" : "", "CLOEXEC"); |
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| 16 | 16 | } |
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| 17 | 17 | |
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| 18 | 18 | static size_t syscall_arg__scnprintf_fcntl_getfd(char *bf, size_t size, struct syscall_arg *arg) |
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| 19 | 19 | { |
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| 20 | | - return fcntl__scnprintf_getfd(arg->val, bf, size); |
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| 20 | + return fcntl__scnprintf_getfd(arg->val, bf, size, arg->show_string_prefix); |
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| 21 | 21 | } |
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| 22 | 22 | |
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| 23 | | -static size_t fcntl__scnprintf_getlease(unsigned long val, char *bf, size_t size) |
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| 23 | +static size_t fcntl__scnprintf_getlease(unsigned long val, char *bf, size_t size, bool show_prefix) |
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| 24 | 24 | { |
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| 25 | 25 | static const char *fcntl_setlease[] = { "RDLCK", "WRLCK", "UNLCK", }; |
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| 26 | | - static DEFINE_STRARRAY(fcntl_setlease); |
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| 26 | + static DEFINE_STRARRAY(fcntl_setlease, "F_"); |
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| 27 | 27 | |
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| 28 | | - return strarray__scnprintf(&strarray__fcntl_setlease, bf, size, "%x", val); |
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| 28 | + return strarray__scnprintf(&strarray__fcntl_setlease, bf, size, "%x", show_prefix, val); |
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| 29 | 29 | } |
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| 30 | 30 | |
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| 31 | 31 | static size_t syscall_arg__scnprintf_fcntl_getlease(char *bf, size_t size, struct syscall_arg *arg) |
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| 32 | 32 | { |
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| 33 | | - return fcntl__scnprintf_getlease(arg->val, bf, size); |
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| 33 | + return fcntl__scnprintf_getlease(arg->val, bf, size, arg->show_string_prefix); |
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| 34 | 34 | } |
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| 35 | 35 | |
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| 36 | 36 | size_t syscall_arg__scnprintf_fcntl_cmd(char *bf, size_t size, struct syscall_arg *arg) |
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| .. | .. |
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| 69 | 69 | |
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| 70 | 70 | size_t syscall_arg__scnprintf_fcntl_arg(char *bf, size_t size, struct syscall_arg *arg) |
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| 71 | 71 | { |
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| 72 | + bool show_prefix = arg->show_string_prefix; |
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| 72 | 73 | int cmd = syscall_arg__val(arg, 1); |
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| 73 | 74 | |
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| 74 | 75 | if (cmd == F_DUPFD) |
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| 75 | 76 | return syscall_arg__scnprintf_fd(bf, size, arg); |
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| 76 | 77 | |
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| 77 | 78 | if (cmd == F_SETFD) |
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| 78 | | - return fcntl__scnprintf_getfd(arg->val, bf, size); |
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| 79 | + return fcntl__scnprintf_getfd(arg->val, bf, size, show_prefix); |
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| 79 | 80 | |
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| 80 | 81 | if (cmd == F_SETFL) |
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| 81 | | - return open__scnprintf_flags(arg->val, bf, size); |
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| 82 | + return open__scnprintf_flags(arg->val, bf, size, show_prefix); |
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| 82 | 83 | |
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| 83 | 84 | if (cmd == F_SETOWN) |
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| 84 | 85 | return syscall_arg__scnprintf_pid(bf, size, arg); |
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| 85 | 86 | |
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| 86 | 87 | if (cmd == F_SETLEASE) |
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| 87 | | - return fcntl__scnprintf_getlease(arg->val, bf, size); |
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| 88 | + return fcntl__scnprintf_getlease(arg->val, bf, size, show_prefix); |
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| 88 | 89 | /* |
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| 89 | 90 | * We still don't grab the contents of pointers on entry or exit, |
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| 90 | 91 | * so just print them as hex numbers |
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