Connection.kernelResponseForOp
parent
5238806cff
commit
384f32c2a3
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@ -419,29 +419,28 @@ func (c *Connection) kernelResponse(
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// Like kernelResponse, but assumes the user replied with a nil error to the
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// Like kernelResponse, but assumes the user replied with a nil error to the
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// op. Returns a nil response if no response is required.
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// op. Returns a nil response if no response is required.
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func kernelResponseForOp(
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func (c *Connection) kernelResponseForOp(
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op interface{},
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op interface{}) (m *buffer.OutMessage) {
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protocol fusekernel.Protocol) (b buffer.OutMessage) {
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// Create the appropriate output message
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// Create the appropriate output message
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switch o := op.(type) {
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switch o := op.(type) {
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case *fuseops.LookUpInodeOp:
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case *fuseops.LookUpInodeOp:
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size := fusekernel.EntryOutSize(protocol)
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size := fusekernel.EntryOutSize(c.protocol)
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b = buffer.NewOutMessage(size)
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m = c.getOutMessage()
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out := (*fusekernel.EntryOut)(b.Grow(size))
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out := (*fusekernel.EntryOut)(m.Grow(size))
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convertChildInodeEntry(&o.Entry, out)
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convertChildInodeEntry(&o.Entry, out)
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case *fuseops.GetInodeAttributesOp:
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case *fuseops.GetInodeAttributesOp:
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size := fusekernel.AttrOutSize(protocol)
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size := fusekernel.AttrOutSize(c.protocol)
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b = buffer.NewOutMessage(size)
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m = c.getOutMessage()
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out := (*fusekernel.AttrOut)(b.Grow(size))
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out := (*fusekernel.AttrOut)(m.Grow(size))
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out.AttrValid, out.AttrValidNsec = convertExpirationTime(
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out.AttrValid, out.AttrValidNsec = convertExpirationTime(
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o.AttributesExpiration)
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o.AttributesExpiration)
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convertAttributes(o.Inode, &o.Attributes, &out.Attr)
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convertAttributes(o.Inode, &o.Attributes, &out.Attr)
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case *fuseops.SetInodeAttributesOp:
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case *fuseops.SetInodeAttributesOp:
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size := fusekernel.AttrOutSize(protocol)
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size := fusekernel.AttrOutSize(c.protocol)
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b = buffer.NewOutMessage(size)
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m = c.getOutMessage()
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out := (*fusekernel.AttrOut)(b.Grow(size))
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out := (*fusekernel.AttrOut)(m.Grow(size))
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out.AttrValid, out.AttrValidNsec = convertExpirationTime(
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out.AttrValid, out.AttrValidNsec = convertExpirationTime(
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o.AttributesExpiration)
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o.AttributesExpiration)
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convertAttributes(o.Inode, &o.Attributes, &out.Attr)
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convertAttributes(o.Inode, &o.Attributes, &out.Attr)
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@ -450,85 +449,85 @@ func kernelResponseForOp(
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// No response.
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// No response.
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case *fuseops.MkDirOp:
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case *fuseops.MkDirOp:
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size := fusekernel.EntryOutSize(protocol)
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size := fusekernel.EntryOutSize(c.protocol)
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b = buffer.NewOutMessage(size)
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m = c.getOutMessage()
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out := (*fusekernel.EntryOut)(b.Grow(size))
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out := (*fusekernel.EntryOut)(m.Grow(size))
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convertChildInodeEntry(&o.Entry, out)
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convertChildInodeEntry(&o.Entry, out)
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case *fuseops.CreateFileOp:
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case *fuseops.CreateFileOp:
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eSize := fusekernel.EntryOutSize(protocol)
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eSize := fusekernel.EntryOutSize(c.protocol)
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b = buffer.NewOutMessage(eSize + unsafe.Sizeof(fusekernel.OpenOut{}))
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m = c.getOutMessage()
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e := (*fusekernel.EntryOut)(b.Grow(eSize))
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e := (*fusekernel.EntryOut)(m.Grow(eSize))
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convertChildInodeEntry(&o.Entry, e)
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convertChildInodeEntry(&o.Entry, e)
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oo := (*fusekernel.OpenOut)(b.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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oo := (*fusekernel.OpenOut)(m.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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oo.Fh = uint64(o.Handle)
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oo.Fh = uint64(o.Handle)
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case *fuseops.CreateSymlinkOp:
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case *fuseops.CreateSymlinkOp:
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size := fusekernel.EntryOutSize(protocol)
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size := fusekernel.EntryOutSize(c.protocol)
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b = buffer.NewOutMessage(size)
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m = c.getOutMessage()
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out := (*fusekernel.EntryOut)(b.Grow(size))
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out := (*fusekernel.EntryOut)(m.Grow(size))
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convertChildInodeEntry(&o.Entry, out)
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convertChildInodeEntry(&o.Entry, out)
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case *fuseops.RenameOp:
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case *fuseops.RenameOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.RmDirOp:
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case *fuseops.RmDirOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.UnlinkOp:
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case *fuseops.UnlinkOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.OpenDirOp:
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case *fuseops.OpenDirOp:
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b = buffer.NewOutMessage(unsafe.Sizeof(fusekernel.OpenOut{}))
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m = c.getOutMessage()
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out := (*fusekernel.OpenOut)(b.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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out := (*fusekernel.OpenOut)(m.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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out.Fh = uint64(o.Handle)
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out.Fh = uint64(o.Handle)
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case *fuseops.ReadDirOp:
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case *fuseops.ReadDirOp:
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b = buffer.NewOutMessage(uintptr(len(o.Data)))
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m = c.getOutMessage()
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b.Append(o.Data)
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m.Append(o.Data)
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case *fuseops.ReleaseDirHandleOp:
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case *fuseops.ReleaseDirHandleOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.OpenFileOp:
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case *fuseops.OpenFileOp:
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b = buffer.NewOutMessage(unsafe.Sizeof(fusekernel.OpenOut{}))
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m = c.getOutMessage()
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out := (*fusekernel.OpenOut)(b.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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out := (*fusekernel.OpenOut)(m.Grow(unsafe.Sizeof(fusekernel.OpenOut{})))
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out.Fh = uint64(o.Handle)
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out.Fh = uint64(o.Handle)
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case *fuseops.ReadFileOp:
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case *fuseops.ReadFileOp:
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b = buffer.NewOutMessage(uintptr(len(o.Data)))
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m = c.getOutMessage()
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b.Append(o.Data)
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m.Append(o.Data)
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case *fuseops.WriteFileOp:
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case *fuseops.WriteFileOp:
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b = buffer.NewOutMessage(unsafe.Sizeof(fusekernel.WriteOut{}))
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m = c.getOutMessage()
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out := (*fusekernel.WriteOut)(b.Grow(unsafe.Sizeof(fusekernel.WriteOut{})))
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out := (*fusekernel.WriteOut)(m.Grow(unsafe.Sizeof(fusekernel.WriteOut{})))
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out.Size = uint32(len(o.Data))
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out.Size = uint32(len(o.Data))
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case *fuseops.SyncFileOp:
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case *fuseops.SyncFileOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.FlushFileOp:
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case *fuseops.FlushFileOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.ReleaseFileHandleOp:
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case *fuseops.ReleaseFileHandleOp:
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b = buffer.NewOutMessage(0)
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m = c.getOutMessage()
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case *fuseops.ReadSymlinkOp:
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case *fuseops.ReadSymlinkOp:
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b = buffer.NewOutMessage(uintptr(len(o.Target)))
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m = c.getOutMessage()
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b.AppendString(o.Target)
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m.AppendString(o.Target)
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case *statFSOp:
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case *statFSOp:
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b = buffer.NewOutMessage(unsafe.Sizeof(fusekernel.StatfsOut{}))
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m = c.getOutMessage()
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b.Grow(unsafe.Sizeof(fusekernel.StatfsOut{}))
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m.Grow(unsafe.Sizeof(fusekernel.StatfsOut{}))
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case *interruptOp:
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case *interruptOp:
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// No response.
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// No response.
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case *initOp:
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case *initOp:
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b = buffer.NewOutMessage(unsafe.Sizeof(fusekernel.InitOut{}))
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m = c.getOutMessage()
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out := (*fusekernel.InitOut)(b.Grow(unsafe.Sizeof(fusekernel.InitOut{})))
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out := (*fusekernel.InitOut)(m.Grow(unsafe.Sizeof(fusekernel.InitOut{})))
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out.Major = o.Library.Major
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out.Major = o.Library.Major
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out.Minor = o.Library.Minor
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out.Minor = o.Library.Minor
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