90 lines
3.4 KiB
Swift
90 lines
3.4 KiB
Swift
import SignalFfi
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public enum SignalError: Error {
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case invalidState(String)
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case internalError(String)
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case nullParameter(String)
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case invalidArgument(String)
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case invalidType(String)
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case invalidUtf8String(String)
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case insufficientOutputSize(String)
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case protobufError(String)
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case invalidCiphertext(String)
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case legacyCiphertextVersion(String)
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case unknownCiphertextVersion(String)
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case unrecognizedMessageVersion(String)
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case invalidMessage(String)
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case invalidKey(String)
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case invalidSignature(String)
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case fingerprintIdentifierMismatch(String)
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case fingerprintVersionMismatch(String)
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case untrustedIdentity(String)
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case invalidKeyIdentifier(String)
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case sessionNotFound(String)
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case duplicatedMessage(String)
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case callbackError(String)
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case unknown(UInt32, String)
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}
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internal typealias SignalFfiErrorRef = OpaquePointer
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internal func checkError(_ error: SignalFfiErrorRef?) throws {
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guard let error = error else { return }
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let errType = signal_error_get_type(error)
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// If this actually throws we'd have an infinite loop before we hit the 'try!'.
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let errStr = try! invokeFnReturningString {
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signal_error_get_message(error, $0)
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}
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signal_error_free(error)
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switch SignalErrorCode(errType) {
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case SignalErrorCode_InvalidState:
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throw SignalError.invalidState(errStr)
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case SignalErrorCode_InternalError:
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throw SignalError.internalError(errStr)
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case SignalErrorCode_NullParameter:
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throw SignalError.nullParameter(errStr)
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case SignalErrorCode_InvalidArgument:
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throw SignalError.invalidArgument(errStr)
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case SignalErrorCode_InvalidType:
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throw SignalError.invalidType(errStr)
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case SignalErrorCode_InvalidUtf8String:
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throw SignalError.invalidUtf8String(errStr)
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case SignalErrorCode_InsufficientOutputSize:
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throw SignalError.insufficientOutputSize(errStr)
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case SignalErrorCode_ProtobufError:
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throw SignalError.protobufError(errStr)
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case SignalErrorCode_InvalidCiphertext:
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throw SignalError.invalidCiphertext(errStr)
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case SignalErrorCode_LegacyCiphertextVersion:
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throw SignalError.legacyCiphertextVersion(errStr)
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case SignalErrorCode_UnknownCiphertextVersion:
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throw SignalError.unknownCiphertextVersion(errStr)
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case SignalErrorCode_UnrecognizedMessageVersion:
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throw SignalError.unrecognizedMessageVersion(errStr)
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case SignalErrorCode_InvalidMessage:
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throw SignalError.invalidMessage(errStr)
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case SignalErrorCode_InvalidKey:
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throw SignalError.invalidKey(errStr)
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case SignalErrorCode_InvalidSignature:
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throw SignalError.invalidSignature(errStr)
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case SignalErrorCode_FingerprintIdentifierMismatch:
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throw SignalError.fingerprintIdentifierMismatch(errStr)
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case SignalErrorCode_FingerprintVersionMismatch:
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throw SignalError.fingerprintVersionMismatch(errStr)
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case SignalErrorCode_UntrustedIdentity:
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throw SignalError.untrustedIdentity(errStr)
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case SignalErrorCode_InvalidKeyIdentifier:
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throw SignalError.invalidKeyIdentifier(errStr)
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case SignalErrorCode_SessionNotFound:
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throw SignalError.sessionNotFound(errStr)
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case SignalErrorCode_DuplicatedMessage:
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throw SignalError.duplicatedMessage(errStr)
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case SignalErrorCode_CallbackError:
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throw SignalError.callbackError(errStr)
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default:
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throw SignalError.unknown(errType, errStr)
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}
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}
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