diff options
Diffstat (limited to 'HAL-afb/HAL_MOST_UNICENS/wrap_unicens.c')
| -rw-r--r-- | HAL-afb/HAL_MOST_UNICENS/wrap_unicens.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/HAL-afb/HAL_MOST_UNICENS/wrap_unicens.c b/HAL-afb/HAL_MOST_UNICENS/wrap_unicens.c deleted file mode 100644 index 095a2fe..0000000 --- a/HAL-afb/HAL_MOST_UNICENS/wrap_unicens.c +++ /dev/null @@ -1,336 +0,0 @@ -/* - * Copyright (C) 2017, Microchip Technology Inc. and its subsidiaries. - * Author Tobias Jahnke - * - * 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. - * - */ -#define _GNU_SOURCE -#define AFB_BINDING_VERSION 2 - -#include <string.h> -#include <json-c/json.h> -#include <afb/afb-binding.h> -#include "wrap_unicens.h" -#include "wrap-json.h" - -typedef struct async_job_ { - wrap_ucs_result_cb_t result_fptr; - void *result_user_ptr; -} async_job_t; - -typedef struct parse_result_ { - int done; - char *str_result; -} parse_result_t; - -/* Subscribes to unicens2-binding events. - * \return Returns 0 if successful, otherwise != 0". - */ -extern int wrap_ucs_subscribe_sync() { - - json_object *j_response, *j_query = NULL; - int err; - - /* Build an empty JSON object */ - err = wrap_json_pack(&j_query, "{}"); - if (err) { - AFB_ERROR("Failed to create subscribe json object"); - goto OnErrorExit; - } - - err = afb_service_call_sync("UNICENS", "subscribe", j_query, &j_response); - if (err) { - AFB_ERROR("Fail subscribing to UNICENS events"); - goto OnErrorExit; - } - else { - AFB_NOTICE("Subscribed to UNICENS events, res=%s", json_object_to_json_string(j_response)); - json_object_put(j_response); - } - json_object_put(j_query); - j_query = NULL; - -OnErrorExit: - if (j_query) - json_object_put(j_query); - return err; -} - -/* Checks if name ends with a given letter. */ -static int wrap_ucs_string_ends_with(const char *name, char letter) { - - int result = 0; - size_t len = strlen(name); - - if (len > 0) { - - if (name[len] == letter) { - result = 1; - } - } - - return result; -} - -/* Callback for iteration through found files. Marks search as "done" as - * soon as the search pattern "kit.xml" matches. - * \param closure User reference. Points to parse_result_t. - * \param j_obj Points to json object within array. - */ -static void wrap_ucs_find_xml_cb(void *closure, struct json_object *j_obj) { - - const char *dir, *name; - parse_result_t *result; - - if (!closure) - return; - - result = (parse_result_t *)closure; - if (result->done) - return; - - wrap_json_unpack(j_obj, "{s:s, s:s}", "dirpath", &dir, "basename", &name); - AFB_DEBUG("Found file: %s", name); - - if(strstr(name, "kit.xml") != NULL) { - size_t sz = strlen(dir)+strlen(name)+10; - char * full_path = malloc(sz); - - strncpy(full_path, dir, sz); - - if (!wrap_ucs_string_ends_with(dir, '/')) - strncat(full_path, "/", sz); - - strncat(full_path, name, sz); - AFB_DEBUG("Found XML file: %s", full_path); - - result->done = 1; - result->str_result = full_path; - } -} - -/* Retrieves XML configuration path to initialize unicens2-binding. - * \param config_path Directory containing XML configuration file(s). - * \param file_found Points to found file_path or NULL if not found. - * Memory must be released by calling free(). - * \return Returns 0 if successful, otherwise != 0". - */ -extern int wrap_ucs_getconfig_sync(const char *config_path, char **file_found) { - - int err = 0; - json_object *j_response, *j_query, *j_paths = NULL; - parse_result_t result = {.done = 0, .str_result = NULL}; - - *file_found = NULL; - - /* Build JSON object to retrieve UNICENS configuration */ - if ((config_path == NULL) || (strcmp(config_path, "") == 0)) - err = wrap_json_pack(&j_query, "{}"); - else - err = wrap_json_pack(&j_query, "{s:s}", "cfgpath", config_path); - - if (err) { - AFB_ERROR("Failed to create listconfig json object"); - goto OnErrorExit; - } - - err = afb_service_call_sync("UNICENS", "listconfig", j_query, &j_response); - if (err) { - AFB_ERROR("Failed to call listconfig"); - goto OnErrorExit; - } - else { - AFB_DEBUG("UNICENS listconfig result, res=%s", json_object_to_json_string(j_response)); - - if (json_object_object_get_ex(j_response, "response", &j_paths)) { - - AFB_DEBUG("UNICENS listconfig result, paths=%s", json_object_to_json_string(j_paths)); - - wrap_json_optarray_for_all(j_paths, &wrap_ucs_find_xml_cb, &result); - - if (result.done) { - *file_found = strdup(result.str_result); - free(result.str_result); - result.str_result = NULL; - } - else { - AFB_NOTICE("wrap_ucs_getconfig_sync, search pattern does not match for paths=%s", json_object_to_json_string(j_paths)); - err = -1; - } - } - - json_object_put(j_response); - } - json_object_put(j_query); - j_query = NULL; - -OnErrorExit: - if (j_query) - json_object_put(j_query); - return err; -} - -/* Initializes the unicens2-binding. - * \param file_name Path to XML configuration file or \c NULL for - * first found file in default path. - * \return Returns 0 if successful, otherwise != 0". - */ -extern int wrap_ucs_initialize_sync(const char *file_name) { - json_object *j_response, *j_query = NULL; - int err; - - /* Build JSON object to initialize UNICENS */ - if (file_name != NULL) - err = wrap_json_pack(&j_query, "{s:s}", "filename", file_name); - else - err = wrap_json_pack(&j_query, "{}"); - - if (err) { - AFB_ERROR("Failed to create initialize json object"); - goto OnErrorExit; - } - err = afb_service_call_sync("UNICENS", "initialise", j_query, &j_response); - if (err) { - AFB_ERROR("Failed to initialize UNICENS"); - goto OnErrorExit; - } - else { - AFB_NOTICE("Initialized UNICENS, res=%s", json_object_to_json_string(j_response)); - json_object_put(j_response); - } - - json_object_put(j_query); - j_query = NULL; - -OnErrorExit: - if (j_query) - json_object_put(j_query); - return err; -} - -/* Write I2C command to a network node. - * \param node Node address - * \param data_ptr Reference to command data - * \param data_sz Size of the command data. Valid values: 1..32. - * \return Returns 0 if successful, otherwise != 0". - */ -extern int wrap_ucs_i2cwrite_sync(uint16_t node, uint8_t *data_ptr, uint8_t data_sz) { - - json_object *j_response, *j_query, *j_array = NULL; - int err; - uint8_t cnt; - - j_query = json_object_new_object(); - j_array = json_object_new_array(); - - if (!j_query || !j_array) { - err = -1; - AFB_ERROR("Failed to create writei2c json objects"); - goto OnErrorExit; - } - - for (cnt = 0U; cnt < data_sz; cnt++) { - json_object_array_add(j_array, json_object_new_int(data_ptr[cnt])); - } - - json_object_object_add(j_query, "node", json_object_new_int(node)); - json_object_object_add(j_query, "data", j_array); - - err = afb_service_call_sync("UNICENS", "writei2c", j_query, &j_response); - - if (err) { - AFB_ERROR("Failed to call writei2c_sync"); - goto OnErrorExit; - } - else { - AFB_INFO("Called writei2c_sync, res=%s", json_object_to_json_string(j_response)); - json_object_put(j_response); - } - - json_object_put(j_query); - j_query = NULL; - -OnErrorExit: - if (j_query) - json_object_put(j_query); - return err; -} - -/* ------------------ ASYNCHRONOUS API ---------------------------------------*/ - -static void wrap_ucs_i2cwrite_cb(void *closure, int status, struct json_object *j_result) { - - AFB_INFO("wrap_ucs_i2cwrite_cb: closure=%p status=%d, res=%s", closure, status, json_object_to_json_string(j_result)); - - if (closure) { - async_job_t *job_ptr = (async_job_t *)closure; - - if (job_ptr->result_fptr) - job_ptr->result_fptr((uint8_t)abs(status), job_ptr->result_user_ptr); - - free(closure); - } -} - -/* Write I2C command to a network node. - * \param node Node address - * \param data_ptr Reference to command data - * \param data_sz Size of the command data. Valid values: 1..32. - * \return Returns 0 if successful, otherwise != 0". - */ -extern int wrap_ucs_i2cwrite(uint16_t node, uint8_t *data_ptr, uint8_t data_sz, - wrap_ucs_result_cb_t result_fptr, - void *result_user_ptr) { - - json_object *j_query, *j_array = NULL; - async_job_t *job_ptr = NULL; - int err; - uint8_t cnt; - - j_query = json_object_new_object(); - j_array = json_object_new_array(); - - if (!j_query || !j_array) { - err = -1; - AFB_ERROR("Failed to create writei2c json objects"); - goto OnErrorExit; - } - - for (cnt = 0U; cnt < data_sz; cnt++) { - json_object_array_add(j_array, json_object_new_int(data_ptr[cnt])); - } - - json_object_object_add(j_query, "node", json_object_new_int(node)); - json_object_object_add(j_query, "data", j_array); - - job_ptr = malloc(sizeof(async_job_t)); - - if (!job_ptr) { - err = -1; - AFB_ERROR("Failed to create async job object"); - goto OnErrorExit; - } - - job_ptr->result_fptr = result_fptr; - job_ptr->result_user_ptr = result_user_ptr; - - afb_service_call("UNICENS", "writei2c", j_query, wrap_ucs_i2cwrite_cb, job_ptr); - err = 0; - j_query = NULL; - -OnErrorExit: - if (j_query) - json_object_put(j_query); - return err; -} |