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26 lines
516 B
26 lines
516 B
7 years ago
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package ipc
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import (
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"reflect"
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"syscall"
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)
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func setPassCred(c interface{}) error {
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fd := reflectFD(c)
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return syscall.SetsockoptInt(fd, syscall.SOL_SOCKET, syscall.SO_PASSCRED, 1)
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}
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func reflectFD(c interface{}) int {
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sysfd := extractField(c, "fd", "sysfd")
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return int(sysfd.Int())
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}
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func extractField(ob interface{}, fieldNames ...string) reflect.Value {
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v := reflect.Indirect(reflect.ValueOf(ob))
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for _, fn := range fieldNames {
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field := v.FieldByName(fn)
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v = reflect.Indirect(field)
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}
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return v
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}
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