/* * * Copyright 2018 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ #include #include "src/core/tsi/alts/frame_protector/alts_crypter.h" #include #include static void maybe_copy_error_msg(const char* src, char** dst) { if (dst != nullptr && src != nullptr) { *dst = static_cast(gpr_malloc(strlen(src) + 1)); memcpy(*dst, src, strlen(src) + 1); } } grpc_status_code alts_crypter_process_in_place( alts_crypter* crypter, unsigned char* data, size_t data_allocated_size, size_t data_size, size_t* output_size, char** error_details) { if (crypter != nullptr && crypter->vtable != nullptr && crypter->vtable->process_in_place != nullptr) { return crypter->vtable->process_in_place(crypter, data, data_allocated_size, data_size, output_size, error_details); } /* An error occurred. */ const char error_msg[] = "crypter or crypter->vtable has not been initialized properly."; maybe_copy_error_msg(error_msg, error_details); return GRPC_STATUS_INVALID_ARGUMENT; } size_t alts_crypter_num_overhead_bytes(const alts_crypter* crypter) { if (crypter != nullptr && crypter->vtable != nullptr && crypter->vtable->num_overhead_bytes != nullptr) { return crypter->vtable->num_overhead_bytes(crypter); } /* An error occurred. */ return 0; } void alts_crypter_destroy(alts_crypter* crypter) { if (crypter != nullptr) { if (crypter->vtable != nullptr && crypter->vtable->destruct != nullptr) { crypter->vtable->destruct(crypter); } gpr_free(crypter); } }