mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-19 17:23:25 +00:00
bb68fca20b
* Fix ValueManager implementation * Implement ValueComposer * Add constructor for ValueManager * Add value-expanders.h to flipper_v2.h set * Move COPY_COMPOSE body into a .c file * Add test for ValueManager * Add destructors for ValueMutex, ValueManager and ValueComposer * Use destructors in tests * Move composition logic into perform_compose() * Add docs for perform_compose() * Add test for ValueComposer * Replace atomic_bool with bool as g++ compiler doesn't support C11 atomics * Add Event type * Add semaphore support to the local target * Add test for Event * Update input records and relevant examples * Rename Event to AppEvent in the cc1101-workaround example * Rename Event to AppEvent in the irda example * Use Event in ValueComposer to wait for update request * Add perform_compose_internal() function * fix Event/AppEvent Co-authored-by: aanper <mail@s3f.ru>
87 lines
No EOL
1.7 KiB
C
87 lines
No EOL
1.7 KiB
C
#pragma once
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#include "cmsis_os.h"
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#include "m-list.h"
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/*
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== PubSub ==
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PubSub allows users to subscribe on notifies and notify subscribers.
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Notifier side can pass `void*` arg to subscriber callback,
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and also subscriber can set `void*` context pointer that pass into
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callback (you can see callback signature below).
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*/
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typedef void (*PubSubCallback)(void*, void*);
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typedef struct PubSubType PubSub;
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typedef struct {
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PubSubCallback cb;
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void* ctx;
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PubSub* self;
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} PubSubItem;
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LIST_DEF(list_pubsub_cb, PubSubItem, M_POD_OPLIST);
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struct PubSubType {
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list_pubsub_cb_t items;
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osMutexId_t mutex;
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};
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/*
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To create PubSub you should create PubSub instance and call `init_pubsub`.
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*/
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bool init_pubsub(PubSub* pubsub);
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/*
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Since we use dynamic memory - we must explicity delete pubsub
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*/
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bool delete_pubsub(PubSub* pubsub);
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/*
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Use `subscribe_pubsub` to register your callback.
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*/
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PubSubItem* subscribe_pubsub(PubSub* pubsub, PubSubCallback cb, void* ctx);
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/*
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Use `unsubscribe_pubsub` to unregister callback.
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*/
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bool unsubscribe_pubsub(PubSubItem* pubsub_id);
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/*
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Use `notify_pubsub` to notify subscribers.
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*/
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bool notify_pubsub(PubSub* pubsub, void* arg);
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/*
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```C
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// MANIFEST
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// name="test"
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// stack=128
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void example_pubsub_handler(void* arg, void* ctx) {
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printf("get %d from %s\n", *(uint32_t*)arg, (const char*)ctx);
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}
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void pubsub_test() {
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const char* app_name = "test app";
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PubSub example_pubsub;
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init_pubsub(&example_pubsub);
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if(!subscribe_pubsub(&example_pubsub, example_pubsub_handler, (void*)app_name)) {
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printf("critical error\n");
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flapp_exit(NULL);
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}
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uint32_t counter = 0;
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while(1) {
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notify_pubsub(&example_pubsub, (void*)&counter);
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counter++;
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osDelay(100);
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}
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}
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```
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*/ |