applications.c File Reference

Implements the function to manage a insertion, accessing, and remotion of an applications structure This modules is only used by manager kernel. More...

#include "applications.h"
#include "utils.h"

Include dependency graph for applications.c:

Functions
Application *	get_application_ptr (int app_id)
Task *	get_task_ptr (Application *app, int task_id)
Application *	get_next_pending_app ()
int	set_task_allocated (Application *app, int task_id)
void	set_task_terminated (Application *app, int task_id)
void	set_task_migrating (int task_id)
void	set_task_migrated (int task_id, int new_proc)
Application *	read_and_create_application (unsigned int app_id, volatile unsigned int *ref_address)
void	remove_application (int app_id)
void	initialize_applications ()

Variables
Application	applications [MAX_CLUSTER_APP]
	Store the applications informations, is equivalent to a attribute in OO paradigm.

Detailed Description

Implements the function to manage a insertion, accessing, and remotion of an applications structure This modules is only used by manager kernel.

HEMPS VERSION - 8.0 - support for RT applications

Distribution: June 2016

Created by: Marcelo Ruaro - contact: marce.nosp@m.lo.r.nosp@m.uaro@.nosp@m.acad.nosp@m..pucr.nosp@m.s.br

Research group: GAPH-PUCRS - contact: ferna.nosp@m.ndo..nosp@m.morae.nosp@m.s@pu.nosp@m.crs.b.nosp@m.r

Function Documentation

Application* get_application_ptr

(

int

app_id

)

Receives and app ID and return the Application pointer for the required app ID. If not found, the kernel entering in a error situation

Parameters

app_id

ID of the application

Returns

Pointer for Application

Application* get_next_pending_app

(

)

Get the oldest application waiting reclustering

Returns

Selected Application pointer

Task* get_task_ptr	(	Application *	app,
		int	task_id
	)

Searches for a Task pointer into an Application instance. If not found, the kernel entering in a error situation

Parameters

app	Wanted Application pointer

Returns

Task pointer

int set_task_allocated	(	Application *	app,
		int	task_id
	)

Set a task status as allocated and verifies the number of allocated task for the application

Parameters

app	Application pointer of the task
task_id	ID of the allocated task

Returns

The number of allocated task for the application

void set_task_migrated	(	int	task_id,
		int	new_proc
	)

Set a task status as migrated

Parameters

app	Application pointer of the task
task_id	ID of the migrated task

void set_task_migrating

(

int

task_id

)

Set a task status as migrating

Parameters

app	Application pointer of the task
task_id	ID of the migrating task

void set_task_terminated	(	Application *	app,
		int	task_id
	)

Set a task status as terminated

Parameters

app	Application pointer of the task
task_id	ID of the terminated task