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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_event_handler_context

esp_event_handler_context struct

event handler argument

Syntax

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Summary

Declaration

from esp_event_internal.h:21

typedef struct esp_event_handler_context { esp_event_handler_t handler; void* arg; } esp_event_handler_instance_context_t;

Fields

Field

Declared as

Description

esp_event_handler_context::handler

esp_event_handler_t

event handler function.

esp_event_handler_context::arg

void*

References

Code

Location

Scope

Referrer

typedef struct esp_event_handler_context {

esp_event_internal.h:21

} esp_event_handler_instance_context_t; /**< event handler argument */

esp_event_internal.h:24

static esp_err_t handler_instances_add(esp_event_handler_nodes_t* handlers, esp_event_handler_t event_handler, void* event_handler_arg, esp_event_handler_instance_context_t **handler_ctx, bool legacy)

esp_event.c:149

handler_instances_add()

handler_instances_add()::handler_ctx

esp_event_handler_instance_context_t *context = calloc(1, sizeof(*context));

esp_event.c:157

handler_instances_add()

free(context);

esp_event.c:179

handler_instances_add()

esp_event_handler_instance_context_t **handler_ctx,

esp_event.c:202

base_node_add_handler()

base_node_add_handler()::handler_ctx

esp_event_handler_instance_context_t **handler_ctx,

esp_event.c:254

loop_node_add_handler()

loop_node_add_handler()::handler_ctx

static esp_err_t handler_instances_remove(esp_event_handler_nodes_t* handlers, esp_event_handler_instance_context_t* handler_ctx, bool legacy)

esp_event.c:305

handler_instances_remove()

handler_instances_remove()::handler_ctx

free(it->handler_ctx);

esp_event.c:313

handler_instances_remove()

free(it->handler_ctx);

esp_event.c:320

handler_instances_remove()

static esp_err_t base_node_remove_handler(esp_event_base_node_t* base_node, int32_t id, esp_event_handler_instance_context_t* handler_ctx, bool legacy)

esp_event.c:330

base_node_remove_handler()

base_node_remove_handler()::handler_ctx

static esp_err_t loop_node_remove_handler(esp_event_loop_node_t* loop_node, esp_event_base_t base, int32_t id, esp_event_handler_instance_context_t* handler_ctx, bool legacy)

esp_event.c:354

loop_node_remove_handler()

loop_node_remove_handler()::handler_ctx

free(it->handler_ctx);

esp_event.c:400

handler_instances_remove_all()

esp_event_handler_instance_context_t *handler_ctx_copy = calloc(1, sizeof(esp_event_handler_instance_context_t));

esp_event.c:527

find_and_unregister_handler()

free(ctx->handler_ctx);

esp_event.c:659

esp_event_loop_run()

esp_event_handler_instance_context_t** handler_ctx_arg, bool legacy)

esp_event.c:785

esp_event_handler_register_with_internal()

esp_event_handler_register_with_internal()::handler_ctx_arg

return esp_event_handler_register_with_internal(event_loop, event_base, event_id, event_handler, event_handler_arg, (esp_event_handler_instance_context_t**) handler_ctx_arg, false);

esp_event.c:856

esp_event_handler_instance_register_with()

int32_t event_id, esp_event_handler_instance_context_t* handler_ctx, bool legacy)

esp_event.c:860

esp_event_handler_unregister_with_internal()

esp_event_handler_unregister_with_internal()::handler_ctx

esp_event_handler_instance_context_t local_handler_ctx;

esp_event.c:895

esp_event_handler_unregister_with()

return esp_event_handler_unregister_with_internal(event_loop, event_base, event_id, (esp_event_handler_instance_context_t*) handler_ctx_arg, false);

esp_event.c:909

esp_event_handler_instance_unregister_with()

} esp_event_handler_instance_context_t; /**< event handler argument */

esp_event_internal.h:24

esp_event_handler_instance_context_t

esp_event_handler_instance_context_t* handler_ctx; /**< event handler context*/

esp_event_internal.h:28

esp_event_handler_node

esp_event_handler_node::handler_ctx

esp_event_handler_instance_context_t* handler_ctx; /**< The handler context of the handler that has to be removed */

esp_event_internal.h:90

esp_event_remove_handler_context_t

esp_event_remove_handler_context_t::handler_ctx

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Instances

Instance

Scope

Location

Project

esp_event_handler_node::handler_ctx

esp_event_handler_node

esp_event_internal.h:28

esp_event_remove_handler_context_t::handler_ctx

esp_event_remove_handler_context_t

esp_event_internal.h:90

handler_instances_add()::handler_ctx

handler_instances_add()

esp_event.c:149

base_node_add_handler()::handler_ctx

base_node_add_handler()

esp_event.c:202

loop_node_add_handler()::handler_ctx

loop_node_add_handler()

esp_event.c:254

handler_instances_remove()::handler_ctx

handler_instances_remove()

esp_event.c:305

base_node_remove_handler()::handler_ctx

base_node_remove_handler()

esp_event.c:330

loop_node_remove_handler()::handler_ctx

loop_node_remove_handler()

esp_event.c:354

esp_event_handler_register_with_internal()::handler_ctx_arg

esp_event_handler_register_with_internal()

esp_event.c:785

esp_event_handler_unregister_with_internal()::handler_ctx

esp_event_handler_unregister_with_internal()

esp_event.c:860

Lifecycle

esp_event_handler_context is allocated by 2 symbols and is freed by 4 symbols:

handler_instances_add()

find_and_unregister_handler()

esp_event_handler_context

handler_instances_add()

handler_instances_remove()

handler_instances_remove_all()

esp_event_loop_run()