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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/perf/trace/beauty/open_flags.c | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/trace/beauty/open_flags.c')
-rw-r--r-- | tools/perf/trace/beauty/open_flags.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/open_flags.c b/tools/perf/trace/beauty/open_flags.c new file mode 100644 index 000000000..78f6566ef --- /dev/null +++ b/tools/perf/trace/beauty/open_flags.c @@ -0,0 +1,88 @@ +// SPDX-License-Identifier: LGPL-2.1 +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> + +#ifndef O_DIRECT +#define O_DIRECT 00040000 +#endif + +#ifndef O_DIRECTORY +#define O_DIRECTORY 00200000 +#endif + +#ifndef O_NOATIME +#define O_NOATIME 01000000 +#endif + +#ifndef O_TMPFILE +#define O_TMPFILE 020000000 +#endif + +#undef O_LARGEFILE +#define O_LARGEFILE 00100000 + +size_t open__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix) +{ + const char *prefix = "O_"; + int printed = 0; + + if ((flags & O_ACCMODE) == O_RDONLY) + printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", "RDONLY"); + if (flags == 0) + return printed; +#define P_FLAG(n) \ + if (flags & O_##n) { \ + printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \ + flags &= ~O_##n; \ + } + + P_FLAG(RDWR); + P_FLAG(APPEND); + P_FLAG(ASYNC); + P_FLAG(CLOEXEC); + P_FLAG(CREAT); + P_FLAG(DIRECT); + P_FLAG(DIRECTORY); + P_FLAG(EXCL); + P_FLAG(LARGEFILE); + P_FLAG(NOFOLLOW); + P_FLAG(TMPFILE); + P_FLAG(NOATIME); + P_FLAG(NOCTTY); +#ifdef O_NONBLOCK + P_FLAG(NONBLOCK); +#elif O_NDELAY + P_FLAG(NDELAY); +#endif +#ifdef O_PATH + P_FLAG(PATH); +#endif +#ifdef O_DSYNC + if ((flags & O_SYNC) == O_SYNC) + printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", "SYNC"); + else { + P_FLAG(DSYNC); + } +#else + P_FLAG(SYNC); +#endif + P_FLAG(TRUNC); + P_FLAG(WRONLY); +#undef P_FLAG + + if (flags) + printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); + + return printed; +} + +size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, struct syscall_arg *arg) +{ + int flags = arg->val; + + if (!(flags & O_CREAT)) + arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ + + return open__scnprintf_flags(flags, bf, size, arg->show_string_prefix); +} |