tasking.h File Reference

#include <stdint.h>
#include <sys/types.h>

Go to the source code of this file.

Enumerations
enum	thread_state { THREAD_RUNNING , THREAD_READY , THREAD_EXITED , THREAD_BLOCKED }

Functions
void	yield ()
void	create_proc (void *start, void *address_space, void *param1, void *param2)
void	block_thread (thread_state state)
void	unblock_thread (pid_t pid, pid_t tid)
char	check_proc_exists (pid_t pid)

Enumeration Type Documentation

thread_state

enum thread_state

Represents the state of a thread

Enumerator
THREAD_RUNNING	The state of a running thread.
THREAD_READY	The state of a ready to run thread.
THREAD_EXITED	The state of an exited thread.
THREAD_BLOCKED	The state of a generically blocked thread.

Function Documentation

block_thread()

void block_thread

(

thread_state

state

)

Block the current thread

Parameters

state

The state to block it with

check_proc_exists()

char check_proc_exists

(

pid_t

pid

)

Check if a process exists

Parameters

pid	The param of the process to check

Returns

Whether the process exists

create_proc()

void create_proc	(	void *	start,
		void *	address_space,
		void *	param1,
		void *	param2
	)

Create a process

Parameters

start	The start function of the process
address_space	The address space of the process
param1	The first parameter of the process
param2	The second parameter of the process

unblock_thread()

void unblock_thread	(	pid_t	pid,
		pid_t	tid
	)

Unblock a thread in a process

Parameters

pid	The PID of the thread's process
tid	The TID of the thread

yield()

void yield

(

)

Yield the CPU to another process