77 lines
1.5 KiB
Go
77 lines
1.5 KiB
Go
package sync
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import (
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"fmt"
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"s1d3sw1ped/SteamCache2/vfs"
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"sync"
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)
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// Ensure SyncFS implements VFS.
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var _ vfs.VFS = (*SyncFS)(nil)
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type SyncFS struct {
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vfs vfs.VFS
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mu sync.RWMutex
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}
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func New(vfs vfs.VFS) *SyncFS {
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return &SyncFS{
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vfs: vfs,
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mu: sync.RWMutex{},
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}
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}
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// Name returns the name of the file system.
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func (sfs *SyncFS) Name() string {
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return fmt.Sprintf("SyncFS(%s)", sfs.vfs.Name())
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}
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// Size returns the total size of all files in the file system.
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func (sfs *SyncFS) Size() int64 {
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sfs.mu.RLock()
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defer sfs.mu.RUnlock()
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return sfs.vfs.Size()
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}
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// Set sets the value of key as src.
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// Setting the same key multiple times, the last set call takes effect.
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func (sfs *SyncFS) Set(key string, src []byte) error {
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sfs.mu.Lock()
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defer sfs.mu.Unlock()
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return sfs.vfs.Set(key, src)
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}
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// Delete deletes the value of key.
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func (sfs *SyncFS) Delete(key string) error {
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sfs.mu.Lock()
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defer sfs.mu.Unlock()
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return sfs.vfs.Delete(key)
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}
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// Get gets the value of key to dst, and returns dst no matter whether or not there is an error.
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func (sfs *SyncFS) Get(key string) ([]byte, error) {
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sfs.mu.RLock()
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defer sfs.mu.RUnlock()
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return sfs.vfs.Get(key)
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}
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// Stat returns the FileInfo of key.
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func (sfs *SyncFS) Stat(key string) (*vfs.FileInfo, error) {
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sfs.mu.RLock()
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defer sfs.mu.RUnlock()
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return sfs.vfs.Stat(key)
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}
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// StatAll returns the FileInfo of all keys.
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func (sfs *SyncFS) StatAll() []*vfs.FileInfo {
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sfs.mu.RLock()
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defer sfs.mu.RUnlock()
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return sfs.vfs.StatAll()
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}
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