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Video.c

/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/Video.c,v 1.13 2003/08/24 17:37:08 dawes Exp $ */
/* 
 * 
 * Copyright (c) 1997  Metro Link Incorporated
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 * 
 * Except as contained in this notice, the name of the Metro Link shall not be
 * used in advertising or otherwise to promote the sale, use or other dealings
 * in this Software without prior written authorization from Metro Link.
 * 
 */
/*
 * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the copyright holder(s)
 * and author(s) shall not be used in advertising or otherwise to promote
 * the sale, use or other dealings in this Software without prior written
 * authorization from the copyright holder(s) and author(s).
 */

/* View/edit this file with tab stops set to 4 */

#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif

#include "xf86Parser.h"
#include "xf86tokens.h"
#include "Configint.h"

extern LexRec val;

static xf86ConfigSymTabRec VideoPortTab[] =
{
      {ENDSUBSECTION, "endsubsection"},
      {IDENTIFIER, "identifier"},
      {OPTION, "option"},
      {-1, ""},
};

#define CLEANUP xf86freeVideoPortList

XF86ConfVideoPortPtr
xf86parseVideoPortSubSection (void)
{
      int has_ident = FALSE;
      int token;
      parsePrologue (XF86ConfVideoPortPtr, XF86ConfVideoPortRec)

      while ((token = xf86getToken (VideoPortTab)) != ENDSUBSECTION)
      {
            switch (token)
            {
            case COMMENT:
                  ptr->vp_comment = xf86addComment(ptr->vp_comment, val.str);
                  break;
            case IDENTIFIER:
                  if (xf86getSubToken (&(ptr->vp_comment)) != STRING)
                        Error (QUOTE_MSG, "Identifier");
                  if (has_ident == TRUE)
                        Error (MULTIPLE_MSG, "Identifier");
                  ptr->vp_identifier = val.str;
                  has_ident = TRUE;
                  break;
            case OPTION:
                  ptr->vp_option_lst = xf86parseOption(ptr->vp_option_lst);
                  break;

            case EOF_TOKEN:
                  Error (UNEXPECTED_EOF_MSG, NULL);
                  break;
            default:
                  Error (INVALID_KEYWORD_MSG, xf86tokenString ());
                  break;
            }
      }

#ifdef DEBUG
      printf ("VideoPort subsection parsed\n");
#endif

      return ptr;
}

#undef CLEANUP

static xf86ConfigSymTabRec VideoAdaptorTab[] =
{
      {ENDSECTION, "endsection"},
      {IDENTIFIER, "identifier"},
      {VENDOR, "vendorname"},
      {BOARD, "boardname"},
      {BUSID, "busid"},
      {DRIVER, "driver"},
      {OPTION, "option"},
      {SUBSECTION, "subsection"},
      {-1, ""},
};

#define CLEANUP xf86freeVideoAdaptorList

XF86ConfVideoAdaptorPtr
xf86parseVideoAdaptorSection (void)
{
      int has_ident = FALSE;
      int token;

      parsePrologue (XF86ConfVideoAdaptorPtr, XF86ConfVideoAdaptorRec)

      while ((token = xf86getToken (VideoAdaptorTab)) != ENDSECTION)
      {
            switch (token)
            {
            case COMMENT:
                  ptr->va_comment = xf86addComment(ptr->va_comment, val.str);
                  break;
            case IDENTIFIER:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "Identifier");
                  ptr->va_identifier = val.str;
                  if (has_ident == TRUE)
                        Error (MULTIPLE_MSG, "Identifier");
                  has_ident = TRUE;
                  break;
            case VENDOR:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "Vendor");
                  ptr->va_vendor = val.str;
                  break;
            case BOARD:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "Board");
                  ptr->va_board = val.str;
                  break;
            case BUSID:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "BusID");
                  ptr->va_busid = val.str;
                  break;
            case DRIVER:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "Driver");
                  ptr->va_driver = val.str;
                  break;
            case OPTION:
                  ptr->va_option_lst = xf86parseOption(ptr->va_option_lst);
                  break;
            case SUBSECTION:
                  if (xf86getSubToken (&(ptr->va_comment)) != STRING)
                        Error (QUOTE_MSG, "SubSection");
                  {
                        HANDLE_LIST (va_port_lst, xf86parseVideoPortSubSection,
                                           XF86ConfVideoPortPtr);
                  }
                  break;

            case EOF_TOKEN:
                  Error (UNEXPECTED_EOF_MSG, NULL);
                  break;
            default:
                  Error (INVALID_KEYWORD_MSG, xf86tokenString ());
                  break;
            }
      }

      if (!has_ident)
            Error (NO_IDENT_MSG, NULL);

#ifdef DEBUG
      printf ("VideoAdaptor section parsed\n");
#endif

      return ptr;
}

void
xf86printVideoAdaptorSection (FILE * cf, XF86ConfVideoAdaptorPtr ptr)
{
      XF86ConfVideoPortPtr pptr;

      while (ptr)
      {
            fprintf (cf, "Section \"VideoAdaptor\"\n");
            if (ptr->va_comment)
                  fprintf (cf, "%s", ptr->va_comment);
            if (ptr->va_identifier)
                  fprintf (cf, "\tIdentifier  \"%s\"\n", ptr->va_identifier);
            if (ptr->va_vendor)
                  fprintf (cf, "\tVendorName  \"%s\"\n", ptr->va_vendor);
            if (ptr->va_board)
                  fprintf (cf, "\tBoardName   \"%s\"\n", ptr->va_board);
            if (ptr->va_busid)
                  fprintf (cf, "\tBusID       \"%s\"\n", ptr->va_busid);
            if (ptr->va_driver)
                  fprintf (cf, "\tDriver      \"%s\"\n", ptr->va_driver);
            xf86printOptionList(cf, ptr->va_option_lst, 1);
            for (pptr = ptr->va_port_lst; pptr; pptr = pptr->list.next)
            {
                  fprintf (cf, "\tSubSection \"VideoPort\"\n");
                  if (pptr->vp_comment)
                        fprintf (cf, "%s", pptr->vp_comment);
                  if (pptr->vp_identifier)
                        fprintf (cf, "\t\tIdentifier \"%s\"\n", pptr->vp_identifier);
                  xf86printOptionList(cf, pptr->vp_option_lst, 2);
                  fprintf (cf, "\tEndSubSection\n");
            }
            fprintf (cf, "EndSection\n\n");
            ptr = ptr->list.next;
      }

}

void
xf86freeVideoAdaptorList (XF86ConfVideoAdaptorPtr ptr)
{
      XF86ConfVideoAdaptorPtr prev;

      while (ptr)
      {
            TestFree (ptr->va_identifier);
            TestFree (ptr->va_vendor);
            TestFree (ptr->va_board);
            TestFree (ptr->va_busid);
            TestFree (ptr->va_driver);
            TestFree (ptr->va_fwdref);
            TestFree (ptr->va_comment);
            xf86freeVideoPortList (ptr->va_port_lst);
            xf86optionListFree (ptr->va_option_lst);
            prev = ptr;
            ptr = ptr->list.next;
            xf86conffree (prev);
      }
}

void
xf86freeVideoPortList (XF86ConfVideoPortPtr ptr)
{
      XF86ConfVideoPortPtr prev;

      while (ptr)
      {
            TestFree (ptr->vp_identifier);
            TestFree (ptr->vp_comment);
            xf86optionListFree (ptr->vp_option_lst);
            prev = ptr;
            ptr = ptr->list.next;
            xf86conffree (prev);
      }
}

XF86ConfVideoAdaptorPtr
xf86findVideoAdaptor (const char *ident, XF86ConfVideoAdaptorPtr p)
{
      while (p)
      {
            if (xf86nameCompare (ident, p->va_identifier) == 0)
                  return (p);

            p = p->list.next;
      }
      return (NULL);
}

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