84 lines
1.8 KiB
C
84 lines
1.8 KiB
C
/*
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* Copyright (c) 2021 Nordic Semiconductor ASA
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* Copyright (c) 2021 Carlo Caione <ccaione@baylibre.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <ipc/ipc_service.h>
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#include <ipc/ipc_service_backend.h>
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#include <logging/log.h>
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#include <zephyr.h>
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#include <device.h>
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LOG_MODULE_REGISTER(ipc_service, CONFIG_IPC_SERVICE_LOG_LEVEL);
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int ipc_service_open_instance(const struct device *instance)
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{
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const struct ipc_service_backend *backend;
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if (!instance) {
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LOG_ERR("Invalid instance");
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return -EINVAL;
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}
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backend = (const struct ipc_service_backend *) instance->api;
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if (!backend) {
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LOG_ERR("Invalid backend configuration");
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return -EIO;
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}
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if (!backend->open_instance) {
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/* maybe not needed on backend */
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return 0;
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}
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return backend->open_instance(instance);
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}
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int ipc_service_register_endpoint(const struct device *instance,
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struct ipc_ept *ept,
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const struct ipc_ept_cfg *cfg)
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{
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const struct ipc_service_backend *backend;
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if (!instance || !ept || !cfg) {
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LOG_ERR("Invalid instance, endpoint or configuration");
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return -EINVAL;
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}
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backend = (const struct ipc_service_backend *) instance->api;
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if (!backend || !backend->register_endpoint) {
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LOG_ERR("Invalid backend configuration");
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return -EIO;
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}
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LOG_DBG("Register endpoint %s", cfg->name ? cfg->name : "");
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ept->instance = instance;
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return backend->register_endpoint(instance, &ept->token, cfg);
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}
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int ipc_service_send(struct ipc_ept *ept, const void *data, size_t len)
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{
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const struct ipc_service_backend *backend;
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if (!ept) {
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LOG_ERR("Invalid endpoint");
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return -EINVAL;
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}
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backend = ept->instance->api;
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if (!backend || !backend->send) {
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LOG_ERR("Invalid backend configuration");
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return -EIO;
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}
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return backend->send(ept->instance, ept->token, data, len);
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}
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