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backends: Add Save() function

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This commit is contained in:
Alexander Neumann
2016-01-24 01:15:35 +01:00
parent adbe9e2e1c
commit ed172c06e0
6 changed files with 112 additions and 3 deletions
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26
backend/mem/mem_backend.go
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@@ -130,13 +130,13 @@ func memCreate(be *MemoryBackend) (backend.Blob, error) {
}
func memLoad(be *MemoryBackend, h backend.Handle, p []byte, off int64) (int, error) {
be.m.Lock()
defer be.m.Unlock()
if err := h.Valid(); err != nil {
return 0, err
}
be.m.Lock()
defer be.m.Unlock()
if h.Type == backend.Config {
h.Name = ""
}
@@ -163,6 +163,26 @@ func memLoad(be *MemoryBackend, h backend.Handle, p []byte, off int64) (int, err
return n, nil
}
func memSave(be *MemoryBackend, h backend.Handle, p []byte) error {
if err := h.Valid(); err != nil {
return err
}
be.m.Lock()
defer be.m.Unlock()
if h.Type == backend.Config {
h.Name = ""
}
debug.Log("MemoryBackend.Save", "save %v bytes at %v", len(p), h)
buf := make([]byte, len(p))
copy(buf, p)
be.data[entry{h.Type, h.Name}] = buf
return nil
}
func memStat(be *MemoryBackend, h backend.Handle) (backend.BlobInfo, error) {
be.m.Lock()
defer be.m.Unlock()