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RTEMS
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This structure defines the configuration of a message queue constructed by rtems_message_queue_construct(). More...
#include <message.h>
Public Attributes | |
| rtems_name | name |
| This member defines the name of the message queue. | |
| uint32_t | maximum_pending_messages |
| This member defines the maximum number of pending messages supported by the message queue. | |
| size_t | maximum_message_size |
| This member defines the maximum message size supported by the message queue. | |
| void * | storage_area |
| This member shall point to the message buffer storage area begin. More... | |
| size_t | storage_size |
| This member defines size of the message buffer storage area in bytes. | |
| void(* | storage_free )(void *) |
| This member defines the optional handler to free the message buffer storage area. More... | |
| rtems_attribute | attributes |
| This member defines the attributes of the message queue. | |
This structure defines the configuration of a message queue constructed by rtems_message_queue_construct().
| void* rtems_message_queue_config::storage_area |
This member shall point to the message buffer storage area begin.
The message buffer storage area for the message queue shall be an array of the type defined by RTEMS_MESSAGE_QUEUE_BUFFER() with a maximum message size equal to the maximum message size of this configuration.
| void( * rtems_message_queue_config::storage_free) (void *) |
This member defines the optional handler to free the message buffer storage area.
It is called when the message queue is deleted. It is called from task context under protection of the object allocator lock. It is allowed to call free() in this handler. If handler is NULL, then no action will be performed.
1.8.14