52     const brillo::Blob& payload, ErrorCode* error) {  in ParsePayloadHeader()
57     const unsigned char* payload, size_t size, ErrorCode* error) {  in ParsePayloadHeader()
76     *error = ErrorCode::kDownloadInvalidMetadataMagicString;  in ParsePayloadHeader()
98     *error = ErrorCode::kUnsupportedMajorPayloadVersion;  in ParsePayloadHeader()
114     *error = ErrorCode::kDownloadInvalidMetadataSize;  in ParsePayloadHeader()
131     *error = ErrorCode::kDownloadInvalidMetadataSize;  in ParsePayloadHeader()
138   ErrorCode error;  in ParsePayloadHeader()
156 ErrorCode PayloadMetadata::ValidateMetadataSignature(  in ValidateMetadataSignature()
161     return ErrorCode::kDownloadMetadataSignatureError;  in ValidateMetadataSignature()
174       return ErrorCode::kDownloadMetadataSignatureError;  in ValidateMetadataSignature()
185     return ErrorCode::kDownloadMetadataSignatureMissingError;  in ValidateMetadataSignature()
192     return ErrorCode::kDownloadMetadataSignatureVerificationError;  in ValidateMetadataSignature()
198     return ErrorCode::kDownloadMetadataSignatureVerificationError;  in ValidateMetadataSignature()
209       return ErrorCode::kDownloadMetadataSignatureMismatch;  in ValidateMetadataSignature()
215       return ErrorCode::kDownloadMetadataSignatureMismatch;  in ValidateMetadataSignature()
222   return ErrorCode::kSuccess;  in ValidateMetadataSignature()