pebble/src/fw/applib/app_inbox.c
2025-01-27 11:38:16 -08:00

60 lines
1.9 KiB
C

/*
* Copyright 2024 Google LLC
*
* 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.
*/
#include "app_inbox.h"
#include "applib/applib_malloc.auto.h"
#include "services/normal/app_inbox_service.h"
#include "syscall/syscall.h"
#include "system/logging.h"
#include "system/passert.h"
AppInbox *app_inbox_create_and_register(size_t buffer_size, uint32_t min_num_messages,
AppInboxMessageHandler message_handler,
AppInboxDroppedHandler dropped_handler) {
if (!message_handler) {
return NULL;
}
if (!buffer_size) {
return NULL;
}
if (!min_num_messages) {
return NULL;
}
buffer_size += (min_num_messages * sizeof(AppInboxMessageHeader));
uint8_t *buffer = applib_zalloc(buffer_size);
if (!buffer) {
PBL_LOG(LOG_LEVEL_ERROR, "Not enough memory to allocate App Inbox of size %"PRIu32,
(uint32_t)buffer_size);
return NULL;
}
if (!sys_app_inbox_service_register(buffer, buffer_size, message_handler, dropped_handler)) {
applib_free(buffer);
return NULL;
}
return (AppInbox *) buffer;
}
uint32_t app_inbox_destroy_and_deregister(AppInbox *app_inbox) {
uint8_t *buffer = (uint8_t *)app_inbox;
uint32_t num_messages_lost = sys_app_inbox_service_unregister(buffer);
applib_free(buffer);
return num_messages_lost;
}
void app_inbox_consume(AppInboxConsumerInfo *consumer_info) {
sys_app_inbox_service_consume(consumer_info);
}