<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"> <HTML ><HEAD ><TITLE >fb_copy_cmap</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="The Linux Kernel API" HREF="book1.html"><LINK REL="UP" TITLE="Frame Buffer Colormap" HREF="x13477.html"><LINK REL="PREVIOUS" TITLE="fb_alloc_cmap" HREF="r13479.html"><LINK REL="NEXT" TITLE="fb_get_cmap" HREF="r13576.html"></HEAD ><BODY CLASS="REFENTRY" 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" >The Linux Kernel API</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="r13479.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="r13576.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="AEN13523" ></A ><SPAN CLASS="phrase" ><SPAN CLASS="PHRASE" >fb_copy_cmap</SPAN ></SPAN ></H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN13527" ></A ><H2 >Name</H2 >fb_copy_cmap -- copy a colormap </DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN13530" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN13532" ></A ><P ></P ><P ><CODE ><CODE CLASS="FUNCDEF" >void <TT CLASS="FUNCTION" >fb_copy_cmap </TT ></CODE >(struct fb_cmap * <TT CLASS="PARAMETER" ><I >from</I ></TT >, struct fb_cmap * <TT CLASS="PARAMETER" ><I >to</I ></TT >, int <TT CLASS="PARAMETER" ><I >fsfromto</I ></TT >);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN13542" ></A ><H2 >Arguments</H2 ><P ></P ><DIV CLASS="VARIABLELIST" ><DL ><DT ><TT CLASS="PARAMETER" ><I >from</I ></TT ></DT ><DD ><P > frame buffer colormap structure </P ></DD ><DT ><TT CLASS="PARAMETER" ><I >to</I ></TT ></DT ><DD ><P > frame buffer colormap structure </P ></DD ><DT ><TT CLASS="PARAMETER" ><I >fsfromto</I ></TT ></DT ><DD ><P > determine copy method </P ></DD ></DL ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN13560" ></A ><H2 >Description</H2 ><P > Copy contents of colormap from <TT CLASS="PARAMETER" ><I >from</I ></TT > to <TT CLASS="PARAMETER" ><I >to</I ></TT >. </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN13565" ></A ><H2 >0</H2 ><P > memcpy function </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN13568" ></A ><H2 >1</H2 ><P > <TT CLASS="FUNCTION" >copy_from_user</TT > function to copy from userspace </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN13572" ></A ><H2 >2</H2 ><P > <TT CLASS="FUNCTION" >copy_to_user</TT > function to copy to userspace </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="r13479.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="book1.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="r13576.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><SPAN CLASS="phrase" ><SPAN CLASS="PHRASE" >fb_alloc_cmap</SPAN ></SPAN ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="x13477.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><SPAN CLASS="phrase" ><SPAN CLASS="PHRASE" >fb_get_cmap</SPAN ></SPAN ></TD ></TR ></TABLE ></DIV ></BODY ></HTML >