The branch stable/13 has been updated by dchagin: URL: https://cgit.FreeBSD.org/src/commit/?id=a5113000069a7e678f1f769b280f53b00ebfcade
commit a5113000069a7e678f1f769b280f53b00ebfcade Author: Dmitry Chagin <[email protected]> AuthorDate: 2022-06-22 11:26:10 +0000 Commit: Dmitry Chagin <[email protected]> CommitDate: 2022-07-06 11:02:14 +0000 libsysdecode: Decode Linux open() flags MFC after: 2 weeks (cherry picked from commit fde775bc53de5b5abecdf8679f47bb3aa236e546) --- lib/libsysdecode/linux.c | 35 +++++++++++++++++++++++++++++++++++ lib/libsysdecode/mklinuxtables | 1 + lib/libsysdecode/sysdecode.h | 1 + 3 files changed, 37 insertions(+) diff --git a/lib/libsysdecode/linux.c b/lib/libsysdecode/linux.c index 8a3b88a7bfca..ef015dab6dd8 100644 --- a/lib/libsysdecode/linux.c +++ b/lib/libsysdecode/linux.c @@ -205,3 +205,38 @@ sysdecode_linux_atflags(FILE *fp, int flag, int *rem) return (print_mask_int(fp, atflags, flag, rem)); } + +bool +sysdecode_linux_open_flags(FILE *fp, int flags, int *rem) +{ + bool printed; + int mode; + uintmax_t val; + + mode = flags & LINUX_O_ACCMODE; + flags &= ~LINUX_O_ACCMODE; + switch (mode) { + case LINUX_O_RDONLY: + fputs("O_RDONLY", fp); + printed = true; + mode = 0; + break; + case LINUX_O_WRONLY: + fputs("O_WRONLY", fp); + printed = true; + mode = 0; + break; + case LINUX_O_RDWR: + fputs("O_RDWR", fp); + printed = true; + mode = 0; + break; + default: + printed = false; + } + val = (unsigned)flags; + print_mask_part(fp, openflags, &val, &printed); + if (rem != NULL) + *rem = val | mode; + return (printed); +} diff --git a/lib/libsysdecode/mklinuxtables b/lib/libsysdecode/mklinuxtables index 734d69fca9cf..bcd6ddb5f618 100644 --- a/lib/libsysdecode/mklinuxtables +++ b/lib/libsysdecode/mklinuxtables @@ -92,6 +92,7 @@ gen_table "atflags" "LINUX_AT_[A-Z_]+[[:space:]]+[0-9]+" "compat gen_table "clockids" "LINUX_CLOCK_[A-Z_]+[[:space:]]+[0-9]+" "compat/linux/linux_timer.h" gen_table "clockflags" "LINUX_TIMER_[A-Z_]+[[:space:]]+0x[0-9]+" "compat/linux/linux_timer.h" gen_table "clockcpuids" "LINUX_CPUCLOCK_[A-Z_]+[[:space:]]+[0-9]+" "compat/linux/linux_timer.h" "_MASK|_MAX" +gen_table "openflags" "LINUX_O_[A-Z_]+[[:space:]]+[0-9]+" "compat/linux/linux_file.h" "O_RDONLY|O_RDWR|O_WRONLY|O_ACCMODE" gen_table "sigprocmaskhow" "LINUX_SIG_[A-Z]+[[:space:]]+[0-9]+" "compat/linux/linux.h" # Generate a .depend file for our output file diff --git a/lib/libsysdecode/sysdecode.h b/lib/libsysdecode/sysdecode.h index ae09077e969e..4ea2989ca185 100644 --- a/lib/libsysdecode/sysdecode.h +++ b/lib/libsysdecode/sysdecode.h @@ -144,6 +144,7 @@ bool sysdecode_shmflags(FILE *_fp, int _flags, int *_rem); bool sysdecode_linux_atflags(FILE *_fp, int _flag, int *_rem); void sysdecode_linux_clockid(FILE *_fp, clockid_t _which); bool sysdecode_linux_clock_flags(FILE *_fp, int _flags, int *_rem); +bool sysdecode_linux_open_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_linux_signal(int _sig); const char *sysdecode_linux_sigprocmask_how(int _how);
