xserver

Video.c (9200B)

---

 /*
  *
  * 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).
  */
 
 #ifdef HAVE_XORG_CONFIG_H
 #include <xorg-config.h>
 #endif
 
 #include "xf86Parser.h"
 #include "xf86tokens.h"
 #include "Configint.h"
 
 
 static const xf86ConfigSymTabRec VideoPortTab[] = {
     {ENDSUBSECTION, "endsubsection"},
     {IDENTIFIER, "identifier"},
     {OPTION, "option"},
     {-1, ""},
 };
 
 #define CLEANUP xf86freeVideoPortList
 
 static 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;
         free(prev);
     }
 }
 
 static 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, xf86_lex_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 = xf86_lex_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);
             break;
         default:
             Error(INVALID_KEYWORD_MSG, xf86tokenString());
             break;
         }
     }
 
 #ifdef DEBUG
     printf("VideoPort subsection parsed\n");
 #endif
 
     return ptr;
 }
 
 #undef CLEANUP
 
 static const 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, xf86_lex_val.str);
             break;
         case IDENTIFIER:
             if (xf86getSubToken(&(ptr->va_comment)) != STRING)
                 Error(QUOTE_MSG, "Identifier");
             ptr->va_identifier = xf86_lex_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 = xf86_lex_val.str;
             break;
         case BOARD:
             if (xf86getSubToken(&(ptr->va_comment)) != STRING)
                 Error(QUOTE_MSG, "Board");
             ptr->va_board = xf86_lex_val.str;
             break;
         case BUSID:
             if (xf86getSubToken(&(ptr->va_comment)) != STRING)
                 Error(QUOTE_MSG, "BusID");
             ptr->va_busid = xf86_lex_val.str;
             break;
         case DRIVER:
             if (xf86getSubToken(&(ptr->va_comment)) != STRING)
                 Error(QUOTE_MSG, "Driver");
             ptr->va_driver = xf86_lex_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);
             break;
         default:
             Error(INVALID_KEYWORD_MSG, xf86tokenString());
             break;
         }
     }
 
     if (!has_ident)
         Error(NO_IDENT_MSG);
 
 #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;
         free(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;
 }