/* * rpc_client_loopback.c * --------------------- * Remote procedure call transport over loopback socket. * * Copyright (c) 2016, NORDUnet A/S All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of the NORDUnet nor the names of its contributors may * be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include /* close */ #include "hal.h" #include "hal_internal.h" static int sock = -1; hal_error_t hal_rpc_client_transport_init(void) { struct sockaddr_in sin; sock = socket(AF_INET, SOCK_DGRAM, 0); if (sock == -1) return perror("socket"), HAL_ERROR_RPC_TRANSPORT; sin.sin_family = AF_INET; sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK); sin.sin_port = 17425; if (connect(sock, (const struct sockaddr *)&sin, sizeof(sin)) != 0) return perror("connect"), HAL_ERROR_RPC_TRANSPORT; return HAL_OK; } hal_error_t hal_rpc_client_transport_close(void) { int ret = close(sock); sock = -1; if (ret != 0) return perror("close"), HAL_ERROR_RPC_TRANSPORT; return HAL_OK; } hal_error_t hal_rpc_send(const uint8_t * const buf, const size_t len) { if (send(sock, buf, len, 0) == -1) return perror("send"), HAL_ERROR_RPC_TRANSPORT; return HAL_OK; } hal_error_t hal_rpc_recv(uint8_t * const buf, size_t * const len) { int ret; if ((ret = recv(sock, buf, *len, 0)) == -1) return HAL_ERROR_RPC_TRANSPORT; *len = ret; return HAL_OK; } 8d4d4bd51d85334aa1a21690737b95cfe'>tests/test-trng.c

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