thrserv.cpp File Reference

#include <stdint.h>
#include <Hal/x86_64_sched.h>
#include <Hal/x86_64_signal.h>
#include <Hal/apic.h>
#include <Hal/x86_64_lowlevel.h>
#include <Hal/x86_64_cpu.h>
#include <process.h>
#include <Hal/serial.h>
#include <loader.h>
#include <Mm/kmalloc.h>
#include <_null.h>
#include <time.h>
#include <aucon.h>

Include dependency graph for thrserv.cpp:

Functions
int	PauseThread ()
	PauseThread – pause the currently running thread.
uint16_t	GetThreadID ()
int	GetProcessID ()
	GetProcessID – returns currently running process id.
int	ProcessExit ()
	ProcessExit – marks a process as died.
int	ProcessWaitForTermination (int pid)
	ProcessWaitForTermination – wait for termination of a child process.
int	CreateProcess (int parent_id, char *name)
	CreateProcess – creates a new process slot.
int	ProcessLoadExec (int proc_id, char *filename, int argc, char **argv)
	ProcessLoadExec – loads an executable to a process slot.
int	ProcessSleep (uint64_t ms)
	ProcessSleep – put the current thread to sleep and process to busy wait state.
void	SignalReturn (int num)
	SignalReturn – returns from a signal handler.
int	SetSignal (int signo, AuSigHandler handler)
size_t	GetSystemTimerTick ()
int	CreateUserThread (void(*entry)(), char *name)
	CreateUserThread – creates an user mode thread.
int	CloseUserThread (int thread_idx)
int	SetFileToProcess (int fileno, int dest_fdidx, int proc_id)
int	SendSignal (int pid, int signo)
	SendSignal – sends a signal to desired process note here pid means thread id.
int	GetCurrentTime (void *ptr)
size_t	GetEnvironmenBlock ()
	GetEnvironmentBlock – returns environment block of this process.

Function Documentation

CloseUserThread()

int CloseUserThread

(

int

thread_idx

)

CreateProcess()

int CreateProcess	(	int	parent_id,
		char *	name
	)

CreateProcess – creates a new process slot.

Parameters

parent_id	– parent process id
name	– name of the current process slot

CreateUserThread()

int CreateUserThread	(	void(*)()	entry,
		char *	name
	)

CreateUserThread – creates an user mode thread.

GetCurrentTime()

int GetCurrentTime

(

void *

ptr

)

GetEnvironmenBlock()

size_t GetEnvironmenBlock

(

)

GetEnvironmentBlock – returns environment block of this process.

GetProcessID()

int GetProcessID

(

)

GetProcessID – returns currently running process id.

Returns

current process's ID

GetSystemTimerTick()

size_t GetSystemTimerTick

(

)

GetThreadID()

uint16_t GetThreadID

(

)

PauseThread()

int PauseThread

(

)

PauseThread – pause the currently running thread.

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

ProcessExit()

int ProcessExit

(

)

ProcessExit – marks a process as died.

ProcessLoadExec()

int ProcessLoadExec	(	int	proc_id,
		char *	filename,
		int	argc,
		char **	argv
	)

ProcessLoadExec – loads an executable to a process slot.

Parameters

proc_id	– newly created process slot
filename	– path of the executable
argc	– argument count
argv	– pointer to argument list

ProcessSleep()

int ProcessSleep

(

uint64_t

ms

)

ProcessSleep – put the current thread to sleep and process to busy wait state.

Parameters

ms	– millisecond

ProcessWaitForTermination()

int ProcessWaitForTermination

(

int

pid

)

ProcessWaitForTermination – wait for termination of a child process.

Parameters

pid	– child process id, if -1 then any process

SendSignal()

int SendSignal	(	int	pid,
		int	signo
	)

SendSignal – sends a signal to desired process note here pid means thread id.

Parameters

pid	– thread id
signo	– signal number

SetFileToProcess()

int SetFileToProcess	(	int	fileno,
		int	dest_fdidx,
		int	proc_id
	)

SetSignal()

int SetSignal	(	int	signo,
		AuSigHandler	handler
	)

SignalReturn()

void SignalReturn

(

int

num

)

SignalReturn – returns from a signal handler.