Nested Classes
Modifier and Type	Interface	Description
`static class`	`ZrtpCodes.InfoCodes`	Sub-codes for Info
`static class`	`ZrtpCodes.InfoEnrollment`	Information codes for the Enrollment user callbacks.
`static class`	`ZrtpCodes.MessageSeverity`	This enum defines the information message severity.
`static class`	`ZrtpCodes.SevereCodes`	Sub-codes for Severe
`static class`	`ZrtpCodes.WarningCodes`	Sub-codes for Warning
`static class`	`ZrtpCodes.ZrtpErrorCodes`	Error codes according to the ZRTP specification chapter 6.9 GNU ZRTP uses these error codes in two ways: to fill the appropriate field ing the ZRTP Error packet and as sub-code in ZrtpUserCallback#showMessage().

Interface ZrtpCodes