KERNEL

WHAT'S NEW

Featured FreeRTOS IoT Integrations:

Introducing three featured integrations for more secure IoT applications. See the blog post.

Extended Maintenance Plan (EMP):

Announcing the EMP for FreeRTOS, provided by AWS. See the blog post.

Delta Over-the-Air Updates:

Announcing Delta OTA updates. See the blog post.

December 2021 Releases:

Include MCUBoot demo and a new FreeRTOS download. See the blog post.

FreeRTOS LTS libraries:

The LTS libraries are now included in our partner toolchains. See the blog post.

xStreamBufferIsEmpty()
[RTOS Stream Buffer API]

stream_buffer.h

BaseType_t xStreamBufferIsEmpty( StreamBufferHandle_t xStreamBuffer );

Queries a stream buffer to see if it is empty. A stream buffer is empty if it does not contain any data.

Stream buffer functionality is enabled by including the FreeRTOS/source/stream_buffer.c source file in the build.

Parameters:

xStreamBuffer

The handle of the stream buffer being queried.

Returns:: If the stream buffer is empty then pdTRUE is returned. Otherwise pdFALSE is returned.