diff options
Diffstat (limited to 'internal/inomap/qino.go')
| -rw-r--r-- | internal/inomap/qino.go | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/internal/inomap/qino.go b/internal/inomap/qino.go index 8f99004..a74a96d 100644 --- a/internal/inomap/qino.go +++ b/internal/inomap/qino.go @@ -4,22 +4,32 @@ import ( "syscall" ) +type namespaceData struct { + // Stat_t.Dev is uint64 on 32- and 64-bit Linux + Dev uint64 + // Flags acts like an extension of the Dev field. + // It is used by reverse mode for virtual files. + Flags uint8 +} + // QIno = Qualified Inode number. // Uniquely identifies a backing file through the device number, // inode number pair. type QIno struct { - // Stat_t.{Dev,Ino} is uint64 on 32- and 64-bit Linux - Dev uint64 + namespaceData + // Stat_t.Ino is uint64 on 32- and 64-bit Linu Ino uint64 } // QInoFromStat fills a new QIno struct with the passed Stat_t info. func QInoFromStat(st *syscall.Stat_t) QIno { return QIno{ - // There are some architectures that use 32-bit values here - // (darwin, freebsd-32, maybe others). Add and explicit cast to make - // this function work everywhere. - Dev: uint64(st.Dev), + namespaceData: namespaceData{ + // There are some architectures that use 32-bit values here + // (darwin, freebsd-32, maybe others). Add an explicit cast to make + // this function work everywhere. + Dev: uint64(st.Dev), + }, Ino: uint64(st.Ino), } } |