diff options
Diffstat (limited to 'hw/xfree86/parser/Input.c')
| -rw-r--r-- | hw/xfree86/parser/Input.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/hw/xfree86/parser/Input.c b/hw/xfree86/parser/Input.c new file mode 100644 index 000000000..f5387b384 --- /dev/null +++ b/hw/xfree86/parser/Input.c @@ -0,0 +1,184 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/Input.c,v 1.13 2003/01/04 20:20:22 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" + +extern LexRec val; + +static +xf86ConfigSymTabRec InputTab[] = +{ + {ENDSECTION, "endsection"}, + {IDENTIFIER, "identifier"}, + {OPTION, "option"}, + {DRIVER, "driver"}, + {-1, ""}, +}; + +#define CLEANUP xf86freeInputList + +XF86ConfInputPtr +xf86parseInputSection (void) +{ + int has_ident = FALSE; + int token; + parsePrologue (XF86ConfInputPtr, XF86ConfInputRec) + + while ((token = xf86getToken (InputTab)) != ENDSECTION) + { + switch (token) + { + case COMMENT: + ptr->inp_comment = xf86addComment(ptr->inp_comment, val.str); + break; + case IDENTIFIER: + if (xf86getSubToken (&(ptr->inp_comment)) != STRING) + Error (QUOTE_MSG, "Identifier"); + if (has_ident == TRUE) + Error (MULTIPLE_MSG, "Identifier"); + ptr->inp_identifier = val.str; + has_ident = TRUE; + break; + case DRIVER: + if (xf86getSubToken (&(ptr->inp_comment)) != STRING) + Error (QUOTE_MSG, "Driver"); + ptr->inp_driver = val.str; + break; + case OPTION: + ptr->inp_option_lst = xf86parseOption(ptr->inp_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 ("InputDevice section parsed\n"); +#endif + + return ptr; +} + +#undef CLEANUP + +void +xf86printInputSection (FILE * cf, XF86ConfInputPtr ptr) +{ + while (ptr) + { + fprintf (cf, "Section \"InputDevice\"\n"); + if (ptr->inp_comment) + fprintf (cf, "%s", ptr->inp_comment); + if (ptr->inp_identifier) + fprintf (cf, "\tIdentifier \"%s\"\n", ptr->inp_identifier); + if (ptr->inp_driver) + fprintf (cf, "\tDriver \"%s\"\n", ptr->inp_driver); + xf86printOptionList(cf, ptr->inp_option_lst, 1); + fprintf (cf, "EndSection\n\n"); + ptr = ptr->list.next; + } +} + +void +xf86freeInputList (XF86ConfInputPtr ptr) +{ + XF86ConfInputPtr prev; + + while (ptr) + { + TestFree (ptr->inp_identifier); + TestFree (ptr->inp_driver); + TestFree (ptr->inp_comment); + xf86optionListFree (ptr->inp_option_lst); + + prev = ptr; + ptr = ptr->list.next; + xf86conffree (prev); + } +} + +int +xf86validateInput (XF86ConfigPtr p) +{ + XF86ConfInputPtr input = p->conf_input_lst; + +#if 0 /* Enable this later */ + if (!input) { + xf86validationError ("At least one InputDevice section is required."); + return (FALSE); + } +#endif + + while (input) { + if (!input->inp_driver) { + xf86validationError (UNDEFINED_INPUTDRIVER_MSG, input->inp_identifier); + return (FALSE); + } + input = input->list.next; + } + return (TRUE); +} + +XF86ConfInputPtr +xf86findInput (const char *ident, XF86ConfInputPtr p) +{ + while (p) + { + if (xf86nameCompare (ident, p->inp_identifier) == 0) + return (p); + + p = p->list.next; + } + return (NULL); +} + +XF86ConfInputPtr +xf86findInputByDriver (const char *driver, XF86ConfInputPtr p) +{ + while (p) + { + if (xf86nameCompare (driver, p->inp_driver) == 0) + return (p); + + p = p->list.next; + } + return (NULL); +} + |