/*!
* \brief Adds the name and its associated number to the names database.
*
* \param[in] name The name to add.
* \param[in] number The number to be associated with the name.
*
* \return MQX_OK
* \return MQX_CANNOT_CALL_FUNCTION_FROM_ISR (Function cannot be called from an ISR.)
* \return MQX_INVALID_COMPONENT_BASE (Name component data is not valid.)
* \return MQX_OUT_OF_MEMORY (MQX cannot allocate memory for the name component.)
* \return NAME_EXISTS (Name is already in the names database.)
* \return NAME_TABLE_FULL (Names database is full.)
* \return NAME_TOO_LONG (Name is longer than NAME_MAX_NAME_SIZE.)
* \return NAME_TOO_SHORT (Name is 0 length string.)
*
* \warning Creates the name component with default values if it was not previously
* created.
* \warning Cannot be called from an ISR.
*
* \see _name_create_component
* \see _name_delete
* \see _name_find
*/
_mqx_uint _name_add
(
char *name,
_mqx_max_type number
)
{ /* Body */
KERNEL_DATA_STRUCT_PTR kernel_data;
void *handle;
_mqx_uint result;
_GET_KERNEL_DATA(kernel_data);
_KLOGE3(KLOG_name_add, name, number);
#if MQX_CHECK_ERRORS
if (kernel_data->IN_ISR)
{
_KLOGX2(KLOG_name_add, MQX_CANNOT_CALL_FUNCTION_FROM_ISR);
return (MQX_CANNOT_CALL_FUNCTION_FROM_ISR);
} /* Endif */
#endif /* MQX_CHECK_ERRORS */
handle = kernel_data->KERNEL_COMPONENTS[KERNEL_NAME_MANAGEMENT];
if (handle == NULL)
{
result = _name_create_component(NAME_DEFAULT_INITIAL_NUMBER, NAME_DEFAULT_GROW_NUMBER,
NAME_DEFAULT_MAXIMUM_NUMBER);
handle = kernel_data->KERNEL_COMPONENTS[KERNEL_NAME_MANAGEMENT];
#if MQX_CHECK_MEMORY_ALLOCATION_ERRORS
if (handle == NULL)
{
_KLOGX2(KLOG_name_add, result);
return (result);
} /* Endif */
#endif /* MQX_CHECK_MEMORY_ALLOCATION_ERRORS */
} /* Endif */
result = _name_add_internal(handle, name, number);
_KLOGX2(KLOG_name_add, result);
return (result);
} /* Endbody */
_mqx_uint _event_create_internal
(
/* [IN] the string name for the event */
char _PTR_ name_ptr,
/* [OUT] where the event pointer is */
EVENT_STRUCT_PTR _PTR_ event_ptr_ptr
)
{ /* Body */
KERNEL_DATA_STRUCT_PTR kernel_data;
register EVENT_COMPONENT_STRUCT_PTR event_component_ptr;
register EVENT_STRUCT_PTR event_ptr;
_mqx_uint result;
_GET_KERNEL_DATA(kernel_data);
_KLOGE2(KLOG_event_create, name_ptr);
#if MQX_CHECK_ERRORS
if (kernel_data->IN_ISR) {
_KLOGX2(KLOG_event_create, MQX_CANNOT_CALL_FUNCTION_FROM_ISR);
return(MQX_CANNOT_CALL_FUNCTION_FROM_ISR);
} /* Endif */
#endif
event_component_ptr = (EVENT_COMPONENT_STRUCT_PTR)
kernel_data->KERNEL_COMPONENTS[KERNEL_EVENTS];
if (event_component_ptr == NULL) {
result = _event_create_component(EVENT_DEFAULT_INITIAL_NUMBER,
EVENT_DEFAULT_GROW_NUMBER, EVENT_DEFAULT_MAXIMUM_NUMBER);
event_component_ptr = (EVENT_COMPONENT_STRUCT_PTR)
kernel_data->KERNEL_COMPONENTS[KERNEL_EVENTS];
#if MQX_CHECK_MEMORY_ALLOCATION_ERRORS
if (event_component_ptr == NULL){
_KLOGX2(KLOG_event_create, result);
return(result);
} /* Endif */
#endif
} /* Endif */
#if MQX_CHECK_VALIDITY
if (event_component_ptr->VALID != EVENT_VALID){
_KLOGX2(KLOG_event_create, MQX_INVALID_COMPONENT_BASE);
return(MQX_INVALID_COMPONENT_BASE);
} /* Endif */
#endif
event_ptr = (EVENT_STRUCT_PTR)_mem_alloc_system_zero(
(_mem_size)sizeof(EVENT_STRUCT));
#if MQX_CHECK_MEMORY_ALLOCATION_ERRORS
if (event_ptr == NULL) {
_KLOGX2(KLOG_event_create, MQX_OUT_OF_MEMORY);
return(MQX_OUT_OF_MEMORY);
} /* Endif */
#endif
_mem_set_type(event_ptr, MEM_TYPE_EVENT);
_QUEUE_INIT(&event_ptr->WAITING_TASKS, EVENT_MAX_WAITING_TASKS);
strncpy(event_ptr->NAME, name_ptr, (_mqx_uint)NAME_MAX_NAME_SIZE-1);
event_ptr->NAME[NAME_MAX_NAME_SIZE-1] = '\0';
result = _name_add_internal(event_component_ptr->NAME_TABLE_HANDLE,
event_ptr->NAME, (_mqx_uint)event_ptr);
#if MQX_CHECK_ERRORS
if (result != MQX_OK) {
_mem_free(event_ptr);
if (result == NAME_EXISTS) {
_KLOGX2(KLOG_event_create, EVENT_EXISTS);
return(EVENT_EXISTS);
} else if (result == NAME_TABLE_FULL) {
_KLOGX2(KLOG_event_create, EVENT_TABLE_FULL);
return(EVENT_TABLE_FULL);
} /* Endif */
_KLOGX2(KLOG_event_create, result);
return(result);
} /* Endif */
#endif
event_ptr->VALID = EVENT_VALID;
*event_ptr_ptr = event_ptr;
_KLOGX2(KLOG_event_create, result);
return(result);
} /* Endbody */
