diff options
| -rw-r--r-- | internal/file/flags.go | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/internal/file/flags.go b/internal/file/flags.go index 3589833..5702dad 100644 --- a/internal/file/flags.go +++ b/internal/file/flags.go @@ -1,6 +1,7 @@ package file import ( + "fmt" "strings" "syscall" ) @@ -10,25 +11,30 @@ import ( // Maybe need new BPF type and pass through the ring var flagsToHumanCache = map[int32]string{-1: "O_?"} -var flagsToHuman = map[int]string{ - syscall.O_ACCMODE: "O_ACCMODE", - syscall.O_APPEND: "O_APPEND", - syscall.O_ASYNC: "O_ASYNC", - syscall.O_CLOEXEC: "O_CLOEXEC", - syscall.O_CREAT: "O_CREAT", - syscall.O_DIRECT: "O_DIRECT", - syscall.O_DIRECTORY: "O_DIRECTORY", - syscall.O_DSYNC: "O_DSYNC", - syscall.O_EXCL: "O_EXCL", - syscall.O_NOATIME: "O_NOATIME", - syscall.O_NOCTTY: "O_NOCTTY", - syscall.O_NOFOLLOW: "O_NOFOLLOW", - syscall.O_NONBLOCK: "O_NONBLOCK", - syscall.O_RDONLY: "O_RDONLY", - syscall.O_RDWR: "O_RDWR", - syscall.O_SYNC: "O_SYNC", - syscall.O_TRUNC: "O_TRUNC", - syscall.O_WRONLY: "O_WRONLY", +type tuple struct { + syscallNr int + str string +} + +var flagsToHuman = []tuple{ + {syscall.O_ACCMODE, "O_ACCMODE"}, + {syscall.O_APPEND, "O_APPEND"}, + {syscall.O_ASYNC, "O_ASYNC"}, + {syscall.O_CLOEXEC, "O_CLOEXEC"}, + {syscall.O_CREAT, "O_CREAT"}, + {syscall.O_DIRECT, "O_DIRECT"}, + {syscall.O_DIRECTORY, "O_DIRECTORY"}, + {syscall.O_DSYNC, "O_DSYNC"}, + {syscall.O_EXCL, "O_EXCL"}, + {syscall.O_NOATIME, "O_NOATIME"}, + {syscall.O_NOCTTY, "O_NOCTTY"}, + {syscall.O_NOFOLLOW, "O_NOFOLLOW"}, + {syscall.O_NONBLOCK, "O_NONBLOCK"}, + {syscall.O_RDONLY, "O_RDONLY"}, + {syscall.O_RDWR, "O_RDWR"}, + {syscall.O_SYNC, "O_SYNC"}, + {syscall.O_TRUNC, "O_TRUNC"}, + {syscall.O_WRONLY, "O_WRONLY"}, } func flagsToStr(flags int32) string { @@ -36,18 +42,18 @@ func flagsToStr(flags int32) string { return str } str := strings.Join(flagsToStrs(flags), "|") - flagsToHumanCache[flags] = str + flagsToHumanCache[flags] = fmt.Sprintf("%O=>%s", flags, str) return str } func flagsToStrs(flags int32) (result []string) { - for flag, name := range flagsToHuman { - if int(flags)&flag == flag { - result = append(result, name) + for _, toHuman := range flagsToHuman { + if int(flags)&toHuman.syscallNr == toHuman.syscallNr { + result = append(result, toHuman.str) } } if len(result) == 0 { - result = append(result, "O_RDONLY") + result = append(result, "non=>O_RDONLY") } return } |