mirror of
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40 lines
526 B
Go
40 lines
526 B
Go
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package pam
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import "sync"
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var cb struct {
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sync.Mutex
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m map[int]interface{}
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c int
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}
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func init() {
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cb.m = make(map[int]interface{})
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}
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func cbAdd(v interface{}) int {
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cb.Lock()
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defer cb.Unlock()
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cb.c++
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cb.m[cb.c] = v
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return cb.c
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}
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func cbGet(c int) interface{} {
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cb.Lock()
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defer cb.Unlock()
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if v, ok := cb.m[c]; ok {
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return v
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}
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panic("Callback pointer not found")
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}
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func cbDelete(c int) {
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cb.Lock()
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defer cb.Unlock()
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if _, ok := cb.m[c]; !ok {
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panic("Callback pointer not found")
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}
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delete(cb.m, c)
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}
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