<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML ><HEAD ><TITLE >List of files to be modified/created</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Implementing a System Call on Linux 2.6 for i386" HREF="index.html"><LINK REL="PREVIOUS" TITLE="System call" HREF="x22.html"><LINK REL="NEXT" TITLE="Kernel files to be modified" HREF="x48.html"></HEAD ><BODY CLASS="sect1" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Implementing a System Call on Linux 2.6 for i386</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="x22.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="x48.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="sect1" ><H1 CLASS="sect1" ><A NAME="AEN27" ></A >3. List of files to be modified/created</H1 ><P >Assume that your linux source base directory is /usr/src/linux.</P ><P ></P ><P >Kernel files to be modified are listed below:</P ><P ></P ><P >1. /usr/src/linux/arch/i386/kernel/syscall_table.S</P ><P >2. /usr/src/linux/include/asm-i386/unistd.h</P ><P >3. /usr/src/linux/include/linux/syscalls.h</P ><P >4. /usr/src/linux/Makefile</P ><P ></P ><P >New kernel files/directories to be created are listed below:</P ><P ></P ><P >1. /usr/src/linux/mycall - Directory that will contain the source file, header file and the Makefile for our system call (You can also implement your system call in an existing file).</P ><P >2. /usr/src/linux/mycall/mycall.c - Source file containing our system call code.</P ><P >3. /usr/src/linux/mycall/Makefile - Makefile</P ><P ></P ><P >New user space files, to be created, to test our system call are listed below:</P ><P ></P ><P >1. testmycall.c – Source file that will call our system call.</P ><P >2. testmycall.h - Header file.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="x22.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="x48.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >System call</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Kernel files to be modified</TD ></TR ></TABLE ></DIV ></BODY ></HTML >