gitroast/vendor/github.com/msteinert/pam/callback.go

40 lines
526 B
Go

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