diff options
Diffstat (limited to 'hw/xfree86/parser/Layout.c')
| -rw-r--r-- | hw/xfree86/parser/Layout.c | 482 |
1 files changed, 482 insertions, 0 deletions
diff --git a/hw/xfree86/parser/Layout.c b/hw/xfree86/parser/Layout.c new file mode 100644 index 000000000..cd351c9c6 --- /dev/null +++ b/hw/xfree86/parser/Layout.c @@ -0,0 +1,482 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/Layout.c,v 1.23 2003/01/04 20:20:23 paulo 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. + * + */ + +/* View/edit this file with tab stops set to 4 */ + +#include "xf86Parser.h" +#include "xf86tokens.h" +#include "Configint.h" +#include <string.h> + +extern LexRec val; + +static xf86ConfigSymTabRec LayoutTab[] = +{ + {ENDSECTION, "endsection"}, + {SCREEN, "screen"}, + {IDENTIFIER, "identifier"}, + {INACTIVE, "inactive"}, + {INPUTDEVICE, "inputdevice"}, + {OPTION, "option"}, + {-1, ""}, +}; + +static xf86ConfigSymTabRec AdjTab[] = +{ + {RIGHTOF, "rightof"}, + {LEFTOF, "leftof"}, + {ABOVE, "above"}, + {BELOW, "below"}, + {RELATIVE, "relative"}, + {ABSOLUTE, "absolute"}, + {-1, ""}, +}; + +#define CLEANUP xf86freeLayoutList + +XF86ConfLayoutPtr +xf86parseLayoutSection (void) +{ + int has_ident = FALSE; + int token; + parsePrologue (XF86ConfLayoutPtr, XF86ConfLayoutRec) + + while ((token = xf86getToken (LayoutTab)) != ENDSECTION) + { + switch (token) + { + case COMMENT: + ptr->lay_comment = xf86addComment(ptr->lay_comment, val.str); + break; + case IDENTIFIER: + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (QUOTE_MSG, "Identifier"); + if (has_ident == TRUE) + Error (MULTIPLE_MSG, "Identifier"); + ptr->lay_identifier = val.str; + has_ident = TRUE; + break; + case INACTIVE: + { + XF86ConfInactivePtr iptr; + + iptr = xf86confcalloc (1, sizeof (XF86ConfInactiveRec)); + iptr->list.next = NULL; + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (INACTIVE_MSG, NULL); + iptr->inactive_device_str = val.str; + ptr->lay_inactive_lst = (XF86ConfInactivePtr) + xf86addListItem ((glp) ptr->lay_inactive_lst, (glp) iptr); + } + break; + case SCREEN: + { + XF86ConfAdjacencyPtr aptr; + int absKeyword = 0; + + aptr = xf86confcalloc (1, sizeof (XF86ConfAdjacencyRec)); + aptr->list.next = NULL; + aptr->adj_scrnum = -1; + aptr->adj_where = CONF_ADJ_OBSOLETE; + aptr->adj_x = 0; + aptr->adj_y = 0; + aptr->adj_refscreen = NULL; + if ((token = xf86getSubToken (&(ptr->lay_comment))) == NUMBER) + aptr->adj_scrnum = val.num; + else + xf86unGetToken (token); + token = xf86getSubToken(&(ptr->lay_comment)); + if (token != STRING) + Error (SCREEN_MSG, NULL); + aptr->adj_screen_str = val.str; + + token = xf86getSubTokenWithTab(&(ptr->lay_comment), AdjTab); + switch (token) + { + case RIGHTOF: + aptr->adj_where = CONF_ADJ_RIGHTOF; + break; + case LEFTOF: + aptr->adj_where = CONF_ADJ_LEFTOF; + break; + case ABOVE: + aptr->adj_where = CONF_ADJ_ABOVE; + break; + case BELOW: + aptr->adj_where = CONF_ADJ_BELOW; + break; + case RELATIVE: + aptr->adj_where = CONF_ADJ_RELATIVE; + break; + case ABSOLUTE: + aptr->adj_where = CONF_ADJ_ABSOLUTE; + absKeyword = 1; + break; + case EOF_TOKEN: + Error (UNEXPECTED_EOF_MSG, NULL); + break; + default: + xf86unGetToken (token); + token = xf86getSubToken(&(ptr->lay_comment)); + if (token == STRING) + aptr->adj_where = CONF_ADJ_OBSOLETE; + else + aptr->adj_where = CONF_ADJ_ABSOLUTE; + } + switch (aptr->adj_where) + { + case CONF_ADJ_ABSOLUTE: + if (absKeyword) + token = xf86getSubToken(&(ptr->lay_comment)); + if (token == NUMBER) + { + aptr->adj_x = val.num; + token = xf86getSubToken(&(ptr->lay_comment)); + if (token != NUMBER) + Error(INVALID_SCR_MSG, NULL); + aptr->adj_y = val.num; + } else { + if (absKeyword) + Error(INVALID_SCR_MSG, NULL); + else + xf86unGetToken (token); + } + break; + case CONF_ADJ_RIGHTOF: + case CONF_ADJ_LEFTOF: + case CONF_ADJ_ABOVE: + case CONF_ADJ_BELOW: + case CONF_ADJ_RELATIVE: + token = xf86getSubToken(&(ptr->lay_comment)); + if (token != STRING) + Error(INVALID_SCR_MSG, NULL); + aptr->adj_refscreen = val.str; + if (aptr->adj_where == CONF_ADJ_RELATIVE) + { + token = xf86getSubToken(&(ptr->lay_comment)); + if (token != NUMBER) + Error(INVALID_SCR_MSG, NULL); + aptr->adj_x = val.num; + token = xf86getSubToken(&(ptr->lay_comment)); + if (token != NUMBER) + Error(INVALID_SCR_MSG, NULL); + aptr->adj_y = val.num; + } + break; + case CONF_ADJ_OBSOLETE: + /* top */ + aptr->adj_top_str = val.str; + + /* bottom */ + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (SCREEN_MSG, NULL); + aptr->adj_bottom_str = val.str; + + /* left */ + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (SCREEN_MSG, NULL); + aptr->adj_left_str = val.str; + + /* right */ + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (SCREEN_MSG, NULL); + aptr->adj_right_str = val.str; + + } + ptr->lay_adjacency_lst = (XF86ConfAdjacencyPtr) + xf86addListItem ((glp) ptr->lay_adjacency_lst, (glp) aptr); + } + break; + case INPUTDEVICE: + { + XF86ConfInputrefPtr iptr; + + iptr = xf86confcalloc (1, sizeof (XF86ConfInputrefRec)); + iptr->list.next = NULL; + iptr->iref_option_lst = NULL; + if (xf86getSubToken (&(ptr->lay_comment)) != STRING) + Error (INPUTDEV_MSG, NULL); + iptr->iref_inputdev_str = val.str; + while ((token = xf86getSubToken (&(ptr->lay_comment))) == STRING) + { + iptr->iref_option_lst = + xf86addNewOption (iptr->iref_option_lst, val.str, NULL); + } + xf86unGetToken (token); + ptr->lay_input_lst = (XF86ConfInputrefPtr) + xf86addListItem ((glp) ptr->lay_input_lst, (glp) iptr); + } + break; + case OPTION: + ptr->lay_option_lst = xf86parseOption(ptr->lay_option_lst); + 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 ("Layout section parsed\n"); +#endif + + return ptr; +} + +#undef CLEANUP + +void +xf86printLayoutSection (FILE * cf, XF86ConfLayoutPtr ptr) +{ + XF86ConfAdjacencyPtr aptr; + XF86ConfInactivePtr iptr; + XF86ConfInputrefPtr inptr; + XF86OptionPtr optr; + + while (ptr) + { + fprintf (cf, "Section \"ServerLayout\"\n"); + if (ptr->lay_comment) + fprintf (cf, "%s", ptr->lay_comment); + if (ptr->lay_identifier) + fprintf (cf, "\tIdentifier \"%s\"\n", ptr->lay_identifier); + + for (aptr = ptr->lay_adjacency_lst; aptr; aptr = aptr->list.next) + { + fprintf (cf, "\tScreen "); + if (aptr->adj_scrnum >= 0) + fprintf (cf, "%2d", aptr->adj_scrnum); + else + fprintf (cf, " "); + fprintf (cf, " \"%s\"", aptr->adj_screen_str); + switch(aptr->adj_where) + { + case CONF_ADJ_OBSOLETE: + fprintf (cf, " \"%s\"", aptr->adj_top_str); + fprintf (cf, " \"%s\"", aptr->adj_bottom_str); + fprintf (cf, " \"%s\"", aptr->adj_right_str); + fprintf (cf, " \"%s\"\n", aptr->adj_left_str); + break; + case CONF_ADJ_ABSOLUTE: + if (aptr->adj_x != -1) + fprintf (cf, " %d %d\n", aptr->adj_x, aptr->adj_y); + else + fprintf (cf, "\n"); + break; + case CONF_ADJ_RIGHTOF: + fprintf (cf, " RightOf \"%s\"\n", aptr->adj_refscreen); + break; + case CONF_ADJ_LEFTOF: + fprintf (cf, " LeftOf \"%s\"\n", aptr->adj_refscreen); + break; + case CONF_ADJ_ABOVE: + fprintf (cf, " Above \"%s\"\n", aptr->adj_refscreen); + break; + case CONF_ADJ_BELOW: + fprintf (cf, " Below \"%s\"\n", aptr->adj_refscreen); + break; + case CONF_ADJ_RELATIVE: + fprintf (cf, " Relative \"%s\" %d %d\n", aptr->adj_refscreen, + aptr->adj_x, aptr->adj_y); + break; + } + } + for (iptr = ptr->lay_inactive_lst; iptr; iptr = iptr->list.next) + fprintf (cf, "\tInactive \"%s\"\n", iptr->inactive_device_str); + for (inptr = ptr->lay_input_lst; inptr; inptr = inptr->list.next) + { + fprintf (cf, "\tInputDevice \"%s\"", inptr->iref_inputdev_str); + for (optr = inptr->iref_option_lst; optr; optr = optr->list.next) + { + fprintf(cf, " \"%s\"", optr->opt_name); + } + fprintf(cf, "\n"); + } + xf86printOptionList(cf, ptr->lay_option_lst, 1); + fprintf (cf, "EndSection\n\n"); + ptr = ptr->list.next; + } +} + +void +xf86freeLayoutList (XF86ConfLayoutPtr ptr) +{ + XF86ConfLayoutPtr prev; + + while (ptr) + { + TestFree (ptr->lay_identifier); + TestFree (ptr->lay_comment); + xf86freeAdjacencyList (ptr->lay_adjacency_lst); + xf86freeInputrefList (ptr->lay_input_lst); + prev = ptr; + ptr = ptr->list.next; + xf86conffree (prev); + } +} + +void +xf86freeAdjacencyList (XF86ConfAdjacencyPtr ptr) +{ + XF86ConfAdjacencyPtr prev; + + while (ptr) + { + TestFree (ptr->adj_screen_str); + TestFree (ptr->adj_top_str); + TestFree (ptr->adj_bottom_str); + TestFree (ptr->adj_left_str); + TestFree (ptr->adj_right_str); + + prev = ptr; + ptr = ptr->list.next; + xf86conffree (prev); + } + +} + +void +xf86freeInputrefList (XF86ConfInputrefPtr ptr) +{ + XF86ConfInputrefPtr prev; + + while (ptr) + { + TestFree (ptr->iref_inputdev_str); + xf86optionListFree (ptr->iref_option_lst); + prev = ptr; + ptr = ptr->list.next; + xf86conffree (prev); + } + +} + +#define CheckScreen(str, ptr)\ +if (str[0] != '\0') \ +{ \ +screen = xf86findScreen (str, p->conf_screen_lst); \ +if (!screen) \ +{ \ + xf86validationError (UNDEFINED_SCREEN_MSG, \ + str, layout->lay_identifier); \ + return (FALSE); \ +} \ +else \ + ptr = screen; \ +} + +int +xf86validateLayout (XF86ConfigPtr p) +{ + XF86ConfLayoutPtr layout = p->conf_layout_lst; + XF86ConfAdjacencyPtr adj; + XF86ConfInactivePtr iptr; + XF86ConfInputrefPtr inptr; + XF86ConfScreenPtr screen; + XF86ConfDevicePtr device; + XF86ConfInputPtr input; + + while (layout) + { + adj = layout->lay_adjacency_lst; + while (adj) + { + /* the first one can't be "" but all others can */ + screen = xf86findScreen (adj->adj_screen_str, p->conf_screen_lst); + if (!screen) + { + xf86validationError (UNDEFINED_SCREEN_MSG, + adj->adj_screen_str, layout->lay_identifier); + return (FALSE); + } + else + adj->adj_screen = screen; + +#if 0 + CheckScreen (adj->adj_top_str, adj->adj_top); + CheckScreen (adj->adj_bottom_str, adj->adj_bottom); + CheckScreen (adj->adj_left_str, adj->adj_left); + CheckScreen (adj->adj_right_str, adj->adj_right); +#endif + + adj = adj->list.next; + } + iptr = layout->lay_inactive_lst; + while (iptr) + { + device = xf86findDevice (iptr->inactive_device_str, + p->conf_device_lst); + if (!device) + { + xf86validationError (UNDEFINED_DEVICE_LAY_MSG, + iptr->inactive_device_str, layout->lay_identifier); + return (FALSE); + } + else + iptr->inactive_device = device; + iptr = iptr->list.next; + } + inptr = layout->lay_input_lst; + while (inptr) + { + input = xf86findInput (inptr->iref_inputdev_str, + p->conf_input_lst); + if (!input) + { + xf86validationError (UNDEFINED_INPUT_MSG, + inptr->iref_inputdev_str, layout->lay_identifier); + return (FALSE); + } + else + inptr->iref_inputdev = input; + inptr = inptr->list.next; + } + layout = layout->list.next; + } + return (TRUE); +} + +XF86ConfLayoutPtr +xf86findLayout (const char *name, XF86ConfLayoutPtr list) +{ + while (list) + { + if (xf86nameCompare (list->lay_identifier, name) == 0) + return (list); + list = list->list.next; + } + return (NULL); +} + |