_keproc.h File Reference

#include <stdint.h>
#include <_xeneva.h>
#include <sys\_kesignal.h>

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Functions
XE_LIB int	_KePauseThread ()
	_KePauseThread – pause currently running thread
XE_LIB uint16_t	_KeGetThreadID ()
	_KeGetThreadID – get currently running thread id
XE_LIB int	_KeGetProcessID ()
	_KeGetProcessID – get currently running process id
XE_LIB int	_KeProcessExit ()
	_KeProcessExit – exits current process
XE_LIB int	_KeProcessWaitForTermination (int pid)
	_KeProcessWaitForTermination – suspends currently running process until another process state changes
XE_LIB int	_KeCreateProcess (int parent_id, char *name)
	_KeCreateProcess – create a new process slot by taking
XE_LIB int	_KeProcessLoadExec (int proc_id, char *filename, int argc, char **argv)
	_KeProcessLoadExec – loads an executable to a process slot
XE_LIB uint64_t	_KeGetProcessHeapMem (size_t sz)
	_KeGetProcessHeapMem – Grabs some memory from heap memory of current process slot
XE_LIB int	_KeProcessSleep (uint64_t ms)
	_KeProcessSleep – put the current process main thread to sleep mode 1s = 10000 ms
XE_LIB int	_KeSetSignal (int signo, XESigHandler handler)
	_KeSetSignal – register a new signal handler for this process
XE_LIB size_t	_KeGetSystemTimerTick ()
	_KeGetSystemTimerTick – returns the current system timer tick
XE_LIB int	_KeCreateThread (void(*entry)(), char *name)
	_KeCreateThread – creates a new thread inside current process slot
XE_LIB int	_KeSetFileToProcess (int fileno, int dest_fidx, int proc_id)
	_KeSetFileToProcess – copies a file from one process to other
XE_LIB int	_KeSendSignal (int pid, int signum)
	_KeSendSignal – send a signal to desired process
XE_LIB int	_KeProcessGetFileDesc (const char *filename)
XE_LIB uint64_t	_KeGetEnvironmentBlock ()
	_KeGetEnvironmentBlock – returns the current environment block of the process

Detailed Description

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.

Function Documentation

_KeCreateProcess()

XE_LIB int _KeCreateProcess	(	int	parent_id,
		char *	name
	)

_KeCreateProcess – create a new process slot by taking

Parameters

parent_id	– process parent id
name	– process name

Returns

– process id of newly create process slot

_KeCreateThread()

XE_LIB int _KeCreateThread	(	void(*)()	entry,
		char *	name
	)

_KeCreateThread – creates a new thread inside current process slot

_KeGetEnvironmentBlock()

XE_LIB uint64_t _KeGetEnvironmentBlock

(

)

_KeGetEnvironmentBlock – returns the current environment block of the process

_KeGetProcessHeapMem()

XE_LIB uint64_t _KeGetProcessHeapMem

(

size_t

sz

)

_KeGetProcessHeapMem – Grabs some memory from heap memory of current process slot

Parameters

sz	– size that is needed, should be page-aligned

_KeGetProcessID()

XE_LIB int _KeGetProcessID

(

)

_KeGetProcessID – get currently running process id

_KeGetSystemTimerTick()

XE_LIB size_t _KeGetSystemTimerTick

(

)

_KeGetSystemTimerTick – returns the current system timer tick

_KeGetThreadID()

XE_LIB uint16_t _KeGetThreadID

(

)

_KeGetThreadID – get currently running thread id

_KePauseThread()

XE_LIB int _KePauseThread

(

)

_KePauseThread – pause currently running thread

_KeProcessExit()

XE_LIB int _KeProcessExit

(

)

_KeProcessExit – exits current process

_KeProcessGetFileDesc()

XE_LIB int _KeProcessGetFileDesc

(

const char *

filename

)

2brief _KeProcessGetFileDesc – returns file descriptor for given filename

Parameters

filename

– name of the file if it's already opened

_KeProcessLoadExec()

XE_LIB int _KeProcessLoadExec	(	int	proc_id,
		char *	filename,
		int	argc,
		char **	argv
	)

_KeProcessLoadExec – loads an executable to a process slot

Parameters

proc_id	– process slot id
filename	– filename of the process
argc	– number of arguments
argv	– argument array to pass

_KeProcessSleep()

XE_LIB int _KeProcessSleep

(

uint64_t

ms

)

_KeProcessSleep – put the current process main thread to sleep mode 1s = 10000 ms

Parameters

ms	– millisecond to sleep

_KeProcessWaitForTermination()

XE_LIB int _KeProcessWaitForTermination

(

int

pid

)

_KeProcessWaitForTermination – suspends currently running process until another process state changes

Parameters

pid	– process id,-1 for all

_KeSendSignal()

XE_LIB int _KeSendSignal	(	int	pid,
		int	signum
	)

_KeSendSignal – send a signal to desired process

Parameters

pid	– thread id
signum	– signal number

_KeSetFileToProcess()

XE_LIB int _KeSetFileToProcess	(	int	fileno,
		int	dest_fidx,
		int	proc_id
	)

_KeSetFileToProcess – copies a file from one process to other

Parameters

fileno	– file number of the current process
dest_fdidx	– destination process file index
proc_id	– destination process id

_KeSetSignal()

XE_LIB int _KeSetSignal	(	int	signo,
		XESigHandler	handler
	)

_KeSetSignal – register a new signal handler for this process

Parameters

signo	– signal number
handler	– handler function