hardcoresushi/libgocryptfs
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debug: Log encrypted filename

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This commit is contained in:
Jakob Unterwurzacher 2015-09-30 20:32:24 +02:00
parent 061831edf2
commit aea8d8d6e7
1 changed files with 8 additions and 4 deletions
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12
pathfs_frontend/file.go
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@ -71,7 +71,7 @@ func (f *file) doRead(off uint64, length uint64) ([]byte, fuse.Status) {
// Decrypt it
plaintext, err := f.cfs.DecryptBlocks(ciphertext)
if err != nil {
cryptfs.Warn.Printf("read: DecryptBlocks: %s\n", err.Error())
cryptfs.Warn.Printf("doRead: returning IO error\n")
return nil, fuse.EIO
}
@ -92,7 +92,7 @@ func (f *file) doRead(off uint64, length uint64) ([]byte, fuse.Status) {
// Read - FUSE call
func (f *file) Read(buf []byte, off int64) (resultData fuse.ReadResult, code fuse.Status) {
cryptfs.Debug.Printf("Read: offset=%d length=%d\n", len(buf), off)
cryptfs.Debug.Printf("Read %s: offset=%d length=%d\n", f.fd.Name(), len(buf), off)
if f.writeOnly {
cryptfs.Warn.Printf("Tried to read from write-only file\n")
@ -100,17 +100,21 @@ func (f *file) Read(buf []byte, off int64) (resultData fuse.ReadResult, code fus
}
out, status := f.doRead(uint64(off), uint64(len(buf)))
if status == fuse.EIO {
cryptfs.Warn.Printf("Read failed with EIO: file %s, offset=%d, length=%d\n", f.fd.Name(), len(buf), off)
}
if status != fuse.OK {
return nil, status
}
cryptfs.Debug.Printf("Read: returning %d bytes\n", len(out))
cryptfs.Debug.Printf("Read: status %v, returning %d bytes\n", status, len(out))
return fuse.ReadResultData(out), status
}
// Write - FUSE call
func (f *file) Write(data []byte, off int64) (uint32, fuse.Status) {
cryptfs.Debug.Printf("Write: offset=%d length=%d\n", off, len(data))
cryptfs.Debug.Printf("Write %s: offset=%d length=%d\n", f.fd.Name(), off, len(data))
var written uint32
var status fuse.Status