1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * XML DRI client-side driver configuration 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright (C) 2003 Felix Kuehling 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the "Software"), 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to deal in the Software without restriction, including without limitation 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * and/or sell copies of the Software, and to permit persons to whom the 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Software is furnished to do so, subject to the following conditions: 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice shall be included 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * in all copies or substantial portions of the Software. 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FELIX KUEHLING, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \file xmlconfig.c 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \brief Driver-independent client-side part of the XML configuration 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \author Felix Kuehling 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/glheader.h" 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <string.h> 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <assert.h> 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <expat.h> 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <fcntl.h> 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <unistd.h> 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <errno.h> 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/imports.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "utils.h" 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "xmlconfig.h" 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef GET_PROGRAM_NAME 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if (defined(__GNU_LIBRARY__) || defined(__GLIBC__)) && !defined(__UCLIBC__) 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# if !defined(__GLIBC__) || (__GLIBC__ < 2) 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* These aren't declared in any libc5 header */ 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgextern char *program_invocation_name, *program_invocation_short_name; 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# endif 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() program_invocation_short_name 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#elif defined(__FreeBSD__) && (__FreeBSD__ >= 2) 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <osreldate.h> 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# if (__FreeBSD_version >= 440000) 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <stdlib.h> 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() getprogname() 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# endif 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#elif defined(__NetBSD__) && defined(__NetBSD_Version) && (__NetBSD_Version >= 106000100) 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <stdlib.h> 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() getprogname() 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#elif defined(__APPLE__) 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <stdlib.h> 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() getprogname() 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#elif defined(__sun) 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Solaris has getexecname() which returns the full path - return just 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org the basename to match BSD getprogname() */ 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <stdlib.h> 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# include <libgen.h> 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const char *__getProgramName () { 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static const char *progname; 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (progname == NULL) { 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *e = getexecname(); 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (e != NULL) { 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Have to make a copy since getexecname can return a readonly 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string, but basename expects to be able to modify its arg. */ 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *n = strdup(e); 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (n != NULL) { 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org progname = basename(n); 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return progname; 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() __getProgramName() 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#if !defined(GET_PROGRAM_NAME) 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# if defined(__OpenBSD__) || defined(NetBSD) || defined(__UCLIBC__) || defined(ANDROID) 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* This is a hack. It's said to work on OpenBSD, NetBSD and GNU. 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Rogelio M.Serrano Jr. reported it's also working with UCLIBC. It's 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * used as a last resort, if there is no documented facility available. */ 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const char *__getProgramName () { 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org extern const char *__progname; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char * arg = strrchr(__progname, '/'); 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (arg) 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return arg+1; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return __progname; 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() __getProgramName() 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# else 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# define GET_PROGRAM_NAME() "" 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# warning "Per application configuration won't work with your OS version." 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org# endif 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Find an option in an option cache with the name as key */ 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLuint findOption (const driOptionCache *cache, const char *name) { 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint len = strlen (name); 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint size = 1 << cache->tableSize, mask = size - 1; 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint hash = 0; 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i, shift; 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* compute a hash from the variable length name */ 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0, shift = 0; i < len; ++i, shift = (shift+8) & 31) 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash += (GLuint)name[i] << shift; 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash *= hash; 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org hash = (hash >> (16-cache->tableSize/2)) & mask; 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* this is just the starting point of the linear search for the option */ 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < size; ++i, hash = (hash+1) & mask) { 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* if we hit an empty entry then the option is not defined (yet) */ 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->info[hash].name == 0) 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (name, cache->info[hash].name)) 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* this assertion fails if the hash table is full */ 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (i < size); 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return hash; 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Count the real number of options in an option cache */ 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLuint countOptions (const driOptionCache *cache) { 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint size = 1 << cache->tableSize; 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i, count = 0; 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < size; ++i) 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->info[i].name) 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org count++; 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return count; 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Like strdup but using MALLOC and with error checking. */ 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XSTRDUP(dest,source) do { \ 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint len = strlen (source); \ 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!(dest = MALLOC (len+1))) { \ 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "%s: %d: out of memory.\n", __FILE__, __LINE__); \ 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort(); \ 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } \ 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy (dest, source, len+1); \ 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic int compare (const void *a, const void *b) { 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return strcmp (*(char *const*)a, *(char *const*)b); 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Binary search in a string array. */ 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLuint bsearchStr (const XML_Char *name, 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *elems[], GLuint count) { 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char **found; 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org found = bsearch (&name, elems, count, sizeof (XML_Char *), compare); 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (found) 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return found - elems; 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return count; 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Locale-independent integer parser. 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Works similar to strtol. Leading space is NOT skipped. The input 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * number may have an optional sign. Radix is specified by base. If 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * base is 0 then decimal is assumed unless the input number is 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * prefixed by 0x or 0X for hexadecimal or 0 for octal. After 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * returning tail points to the first character that is not part of 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the integer number. If no number was found then tail points to the 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * start of the input string. */ 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLint strToI (const XML_Char *string, const XML_Char **tail, int base) { 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint radix = base == 0 ? 10 : base; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint result = 0; 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint sign = 1; 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean numberFound = GL_FALSE; 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *start = string; 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (radix >= 2 && radix <= 36); 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string == '-') { 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sign = -1; 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (*string == '+') 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (base == 0 && *string == '0') { 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org numberFound = GL_TRUE; 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*(string+1) == 'x' || *(string+1) == 'X') { 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org radix = 16; 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string += 2; 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org radix = 8; 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org do { 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint digit = -1; 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (radix <= 10) { 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string >= '0' && *string < '0' + radix) 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org digit = *string - '0'; 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string >= '0' && *string <= '9') 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org digit = *string - '0'; 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (*string >= 'a' && *string < 'a' + radix - 10) 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org digit = *string - 'a' + 10; 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (*string >= 'A' && *string < 'A' + radix - 10) 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org digit = *string - 'A' + 10; 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (digit != -1) { 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org numberFound = GL_TRUE; 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org result = radix*result + digit; 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } while (GL_TRUE); 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *tail = numberFound ? string : start; 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return sign * result; 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Locale-independent floating-point parser. 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Works similar to strtod. Leading space is NOT skipped. The input 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * number may have an optional sign. '.' is interpreted as decimal 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * point and may occur at most once. Optionally the number may end in 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * [eE]<exponent>, where <exponent> is an integer as recognized by 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * strToI. In that case the result is number * 10^exponent. After 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * returning tail points to the first character that is not part of 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the floating point number. If no number was found then tail points 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to the start of the input string. 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Uses two passes for maximum accuracy. */ 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLfloat strToF (const XML_Char *string, const XML_Char **tail) { 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint nDigits = 0, pointPos, exponent; 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat sign = 1.0f, result = 0.0f, scale; 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *start = string, *numStart; 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* sign */ 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string == '-') { 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sign = -1.0f; 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (*string == '+') 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* first pass: determine position of decimal point, number of 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * digits, exponent and the end of the number. */ 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org numStart = string; 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org while (*string >= '0' && *string <= '9') { 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org nDigits++; 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pointPos = nDigits; 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string == '.') { 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org while (*string >= '0' && *string <= '9') { 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org nDigits++; 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 264f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 265f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (nDigits == 0) { 266f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* no digits, no number */ 267f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *tail = start; 268f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0.0f; 269f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 270f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *tail = string; 271f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string == 'e' || *string == 'E') { 272f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *expTail; 273f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exponent = strToI (string+1, &expTail, 10); 274f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (expTail == string+1) 275f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exponent = 0; 276f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 277f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *tail = expTail; 278f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else 279f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exponent = 0; 280f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string = numStart; 281f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 282f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* scale of the first digit */ 283f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scale = sign * (GLfloat)pow (10.0, (GLdouble)(pointPos-1 + exponent)); 284f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 285f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* second pass: parse digits */ 286f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org do { 287f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*string != '.') { 288f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (*string >= '0' && *string <= '9'); 289f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org result += scale * (GLfloat)(*string - '0'); 290f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org scale *= 0.1f; 291f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org nDigits--; 292f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 293f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string++; 294f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } while (nDigits > 0); 295f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 296f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return result; 297f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 298f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 299f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse a value of a given type. */ 300f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLboolean parseValue (driOptionValue *v, driOptionType type, 301f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *string) { 302f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *tail = NULL; 303f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* skip leading white-space */ 304f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org string += strspn (string, " \f\n\r\t\v"); 305f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (type) { 306f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_BOOL: 307f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (string, "false")) { 308f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_bool = GL_FALSE; 309f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tail = string + 5; 310f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (!strcmp (string, "true")) { 311f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_bool = GL_TRUE; 312f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tail = string + 4; 313f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 314f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 315f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_FALSE; 316f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 317f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_ENUM: /* enum is just a special integer */ 318f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_INT: 319f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_int = strToI (string, &tail, 0); 320f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 321f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_FLOAT: 322f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_float = strToF (string, &tail); 323f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 324f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 325f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 326f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (tail == string) 327f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_FALSE; /* empty string (or containing only white-space) */ 328f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* skip trailing white space */ 329f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*tail) 330f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tail += strspn (tail, " \f\n\r\t\v"); 331f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*tail) 332f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_FALSE; /* something left over that is not part of value */ 333f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 334f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_TRUE; 335f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 336f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 337f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse a list of ranges of type info->type. */ 338f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLboolean parseRanges (driOptionInfo *info, const XML_Char *string) { 339f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Char *cp, *range; 340f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint nRanges, i; 341f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionRange *ranges; 342f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 343f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XSTRDUP (cp, string); 344f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* pass 1: determine the number of ranges (number of commas + 1) */ 345f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org range = cp; 346f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (nRanges = 1; *range; ++range) 347f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (*range == ',') 348f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ++nRanges; 349f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 350f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((ranges = MALLOC (nRanges*sizeof(driOptionRange))) == NULL) { 351f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "%s: %d: out of memory.\n", __FILE__, __LINE__); 352f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort(); 353f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 354f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 355f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* pass 2: parse all ranges into preallocated array */ 356f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org range = cp; 357f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < nRanges; ++i) { 358f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Char *end, *sep; 359f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (range); 360f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org end = strchr (range, ','); 361f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (end) 362f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *end = '\0'; 363f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sep = strchr (range, ':'); 364f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (sep) { /* non-empty interval */ 365f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *sep = '\0'; 366f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseValue (&ranges[i].start, info->type, range) || 367f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org !parseValue (&ranges[i].end, info->type, sep+1)) 368f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 369f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->type == DRI_INT && 370f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ranges[i].start._int > ranges[i].end._int) 371f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 372f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->type == DRI_FLOAT && 373f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ranges[i].start._float > ranges[i].end._float) 374f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 375f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { /* empty interval */ 376f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseValue (&ranges[i].start, info->type, range)) 377f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 378f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ranges[i].end = ranges[i].start; 379f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 380f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (end) 381f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org range = end+1; 382f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 383f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org range = NULL; 384f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 385f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (cp); 386f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (i < nRanges) { 387f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (ranges); 388f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_FALSE; 389f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else 390f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (range == NULL); 391f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 392f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info->nRanges = nRanges; 393f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info->ranges = ranges; 394f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_TRUE; 395f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 396f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 397f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Check if a value is in one of info->ranges. */ 398f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic GLboolean checkValue (const driOptionValue *v, const driOptionInfo *info) { 399f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 400f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (info->type != DRI_BOOL); /* should be caught by the parser */ 401f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->nRanges == 0) 402f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_TRUE; 403f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (info->type) { 404f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_ENUM: /* enum is just a special integer */ 405f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_INT: 406f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < info->nRanges; ++i) 407f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (v->_int >= info->ranges[i].start._int && 408f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_int <= info->ranges[i].end._int) 409f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_TRUE; 410f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 411f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case DRI_FLOAT: 412f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < info->nRanges; ++i) 413f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (v->_float >= info->ranges[i].start._float && 414f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org v->_float <= info->ranges[i].end._float) 415f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_TRUE; 416f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 417f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 418f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (0); /* should never happen */ 419f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 420f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return GL_FALSE; 421f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 422f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 423f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** 424f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Print message to \c stderr if the \c LIBGL_DEBUG environment variable 425f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * is set. 426f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 427f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Is called from the drivers. 428f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 429f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * \param f \c printf like format string. 430f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 431f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 432f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org__driUtilMessage(const char *f, ...) 433f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 434f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_list args; 435f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 436f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (getenv("LIBGL_DEBUG")) { 437f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf(stderr, "libGL: "); 438f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_start(args, f); 439f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vfprintf(stderr, f, args); 440f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org va_end(args); 441f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf(stderr, "\n"); 442f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 443f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 444f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 445f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Output a warning message. */ 446f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_WARNING1(msg) do {\ 447f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Warning in %s line %d, column %d: "msg, data->name, \ 448f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 449f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser)); \ 450f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 451f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_WARNING(msg,args...) do { \ 452f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Warning in %s line %d, column %d: "msg, data->name, \ 453f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 454f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser), \ 455f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org args); \ 456f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 457f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Output an error message. */ 458f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_ERROR1(msg) do { \ 459f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Error in %s line %d, column %d: "msg, data->name, \ 460f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 461f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser)); \ 462f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 463f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_ERROR(msg,args...) do { \ 464f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Error in %s line %d, column %d: "msg, data->name, \ 465f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 466f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser), \ 467f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org args); \ 468f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 469f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Output a fatal error message and abort. */ 470f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_FATAL1(msg) do { \ 471f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "Fatal error in %s line %d, column %d: "msg"\n", \ 472f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->name, \ 473f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 474f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser)); \ 475f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort();\ 476f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 477f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define XML_FATAL(msg,args...) do { \ 478f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "Fatal error in %s line %d, column %d: "msg"\n", \ 479f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->name, \ 480f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentLineNumber(data->parser), \ 481f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (int) XML_GetCurrentColumnNumber(data->parser), \ 482f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org args); \ 483f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort();\ 484f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} while (0) 485f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 486f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parser context for __driConfigOptions. */ 487f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct OptInfoData { 488f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *name; 489f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Parser parser; 490f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionCache *cache; 491f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean inDriInfo; 492f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean inSection; 493f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean inDesc; 494f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean inOption; 495f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLboolean inEnum; 496f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int curOption; 497f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 498f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 499f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Elements in __driConfigOptions. */ 500f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgenum OptInfoElem { 501f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org OI_DESCRIPTION = 0, OI_DRIINFO, OI_ENUM, OI_OPTION, OI_SECTION, OI_COUNT 502f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 503f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const XML_Char *OptInfoElems[] = { 504f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "description", "driinfo", "enum", "option", "section" 505f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 506f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 507f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of an enum element. 508f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 509f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We're not actually interested in the data. Just make sure this is ok 510f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * for external configuration tools. 511f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 512f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseEnumAttr (struct OptInfoData *data, const XML_Char **attr) { 513f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 514f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *value = NULL, *text = NULL; 515f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionValue v; 516f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint opt = data->curOption; 517f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 518f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attr[i], "value")) value = attr[i+1]; 519f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attr[i], "text")) text = attr[i+1]; 520f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else XML_FATAL("illegal enum attribute: %s.", attr[i]); 521f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 522f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!value) XML_FATAL1 ("value attribute missing in enum."); 523f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!text) XML_FATAL1 ("text attribute missing in enum."); 524f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseValue (&v, data->cache->info[opt].type, value)) 525f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("illegal enum value: %s.", value); 526f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!checkValue (&v, &data->cache->info[opt])) 527f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("enum value out of valid range: %s.", value); 528f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 529f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 530f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of a description element. 531f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 532f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * We're not actually interested in the data. Just make sure this is ok 533f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * for external configuration tools. 534f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 535f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseDescAttr (struct OptInfoData *data, const XML_Char **attr) { 536f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 537f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *lang = NULL, *text = NULL; 538f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 539f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attr[i], "lang")) lang = attr[i+1]; 540f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attr[i], "text")) text = attr[i+1]; 541f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else XML_FATAL("illegal description attribute: %s.", attr[i]); 542f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 543f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lang) XML_FATAL1 ("lang attribute missing in description."); 544f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!text) XML_FATAL1 ("text attribute missing in description."); 545f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 546f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 547f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of an option element. */ 548f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseOptInfoAttr (struct OptInfoData *data, const XML_Char **attr) { 549f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum OptAttr {OA_DEFAULT = 0, OA_NAME, OA_TYPE, OA_VALID, OA_COUNT}; 550f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org static const XML_Char *optAttr[] = {"default", "name", "type", "valid"}; 551f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *attrVal[OA_COUNT] = {NULL, NULL, NULL, NULL}; 552f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *defaultVal; 553f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionCache *cache = data->cache; 554f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint opt, i; 555f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 556f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint attrName = bsearchStr (attr[i], optAttr, OA_COUNT); 557f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (attrName >= OA_COUNT) 558f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("illegal option attribute: %s", attr[i]); 559f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attrVal[attrName] = attr[i+1]; 560f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 561f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!attrVal[OA_NAME]) XML_FATAL1 ("name attribute missing in option."); 562f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!attrVal[OA_TYPE]) XML_FATAL1 ("type attribute missing in option."); 563f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!attrVal[OA_DEFAULT]) XML_FATAL1 ("default attribute missing in option."); 564f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 565f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org opt = findOption (cache, attrVal[OA_NAME]); 566f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->info[opt].name) 567f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("option %s redefined.", attrVal[OA_NAME]); 568f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->curOption = opt; 569f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 570f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XSTRDUP (cache->info[opt].name, attrVal[OA_NAME]); 571f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 572f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attrVal[OA_TYPE], "bool")) 573f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].type = DRI_BOOL; 574f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attrVal[OA_TYPE], "enum")) 575f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].type = DRI_ENUM; 576f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attrVal[OA_TYPE], "int")) 577f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].type = DRI_INT; 578f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attrVal[OA_TYPE], "float")) 579f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].type = DRI_FLOAT; 580f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 581f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("illegal type in option: %s.", attrVal[OA_TYPE]); 582f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 583f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org defaultVal = getenv (cache->info[opt].name); 584f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (defaultVal != NULL) { 585f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* don't use XML_WARNING, we want the user to see this! */ 586f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, 587f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "ATTENTION: default value of option %s overridden by environment.\n", 588f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].name); 589f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else 590f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org defaultVal = attrVal[OA_DEFAULT]; 591f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseValue (&cache->values[opt], cache->info[opt].type, defaultVal)) 592f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("illegal default value for %s: %s.", cache->info[opt].name, defaultVal); 593f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 594f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (attrVal[OA_VALID]) { 595f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->info[opt].type == DRI_BOOL) 596f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("boolean option with valid attribute."); 597f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseRanges (&cache->info[opt], attrVal[OA_VALID])) 598f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("illegal valid attribute: %s.", attrVal[OA_VALID]); 599f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!checkValue (&cache->values[opt], &cache->info[opt])) 600f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("default value out of valid range '%s': %s.", 601f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attrVal[OA_VALID], defaultVal); 602f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else if (cache->info[opt].type == DRI_ENUM) { 603f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("valid attribute missing in option (mandatory for enums)."); 604f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } else { 605f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].nRanges = 0; 606f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].ranges = NULL; 607f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 608f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 609f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 610f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Handler for start element events. */ 611f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void optInfoStartElem (void *userData, const XML_Char *name, 612f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char **attr) { 613f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptInfoData *data = (struct OptInfoData *)userData; 614f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum OptInfoElem elem = bsearchStr (name, OptInfoElems, OI_COUNT); 615f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (elem) { 616f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_DRIINFO: 617f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDriInfo) 618f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("nested <driinfo> elements."); 619f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (attr[0]) 620f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("attributes specified on <driinfo> element."); 621f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDriInfo = GL_TRUE; 622f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 623f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_SECTION: 624f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inDriInfo) 625f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("<section> must be inside <driinfo>."); 626f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inSection) 627f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("nested <section> elements."); 628f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (attr[0]) 629f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("attributes specified on <section> element."); 630f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inSection = GL_TRUE; 631f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 632f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_DESCRIPTION: 633f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inSection && !data->inOption) 634f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("<description> must be inside <description> or <option."); 635f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDesc) 636f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("nested <description> elements."); 637f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDesc = GL_TRUE; 638f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseDescAttr (data, attr); 639f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 640f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_OPTION: 641f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inSection) 642f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("<option> must be inside <section>."); 643f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDesc) 644f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("<option> nested in <description> element."); 645f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inOption) 646f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("nested <option> elements."); 647f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inOption = GL_TRUE; 648f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseOptInfoAttr (data, attr); 649f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 650f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_ENUM: 651f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!(data->inOption && data->inDesc)) 652f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("<enum> must be inside <option> and <description>."); 653f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inEnum) 654f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL1 ("nested <enum> elements."); 655f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inEnum = GL_TRUE; 656f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseEnumAttr (data, attr); 657f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 658f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 659f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("unknown element: %s.", name); 660f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 661f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 662f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 663f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Handler for end element events. */ 664f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void optInfoEndElem (void *userData, const XML_Char *name) { 665f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptInfoData *data = (struct OptInfoData *)userData; 666f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum OptInfoElem elem = bsearchStr (name, OptInfoElems, OI_COUNT); 667f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (elem) { 668f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_DRIINFO: 669f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDriInfo = GL_FALSE; 670f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 671f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_SECTION: 672f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inSection = GL_FALSE; 673f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 674f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_DESCRIPTION: 675f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDesc = GL_FALSE; 676f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 677f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_OPTION: 678f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inOption = GL_FALSE; 679f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 680f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OI_ENUM: 681f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inEnum = GL_FALSE; 682f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 683f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 684f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (0); /* should have been caught by StartElem */ 685f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 686f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 687f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 688f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid driParseOptionInfo (driOptionCache *info, 689f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *configOptions, GLuint nConfigOptions) { 690f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Parser p; 691f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int status; 692f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptInfoData userData; 693f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptInfoData *data = &userData; 694f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint realNoptions; 695f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 696f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* determine hash table size and allocate memory: 697f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3/2 of the number of options, rounded up, so there remains always 698f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * at least one free entry. This is needed for detecting undefined 699f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * options in configuration files without getting a hash table overflow. 700f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Round this up to a power of two. */ 701f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint minSize = (nConfigOptions*3 + 1) / 2; 702f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint size, log2size; 703f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (size = 1, log2size = 0; size < minSize; size <<= 1, ++log2size); 704f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info->tableSize = log2size; 705f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info->info = CALLOC (size * sizeof (driOptionInfo)); 706f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info->values = CALLOC (size * sizeof (driOptionValue)); 707f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->info == NULL || info->values == NULL) { 708f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "%s: %d: out of memory.\n", __FILE__, __LINE__); 709f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort(); 710f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 711f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 712f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org p = XML_ParserCreate ("UTF-8"); /* always UTF-8 */ 713f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_SetElementHandler (p, optInfoStartElem, optInfoEndElem); 714f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_SetUserData (p, data); 715f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 716f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.name = "__driConfigOptions"; 717f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.parser = p; 718f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.cache = info; 719f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inDriInfo = GL_FALSE; 720f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inSection = GL_FALSE; 721f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inDesc = GL_FALSE; 722f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inOption = GL_FALSE; 723f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inEnum = GL_FALSE; 724f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.curOption = -1; 725f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 726f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org status = XML_Parse (p, configOptions, strlen (configOptions), 1); 727f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!status) 728f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_FATAL ("%s.", XML_ErrorString(XML_GetErrorCode(p))); 729f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 730f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_ParserFree (p); 731f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 732f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Check if the actual number of options matches nConfigOptions. 733f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * A mismatch is not fatal (a hash table overflow would be) but we 734f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * want the driver developer's attention anyway. */ 735f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org realNoptions = countOptions (info); 736f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (realNoptions != nConfigOptions) { 737f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, 738f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "Error: nConfigOptions (%u) does not match the actual number of options in\n" 739f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " __driConfigOptions (%u).\n", 740f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org nConfigOptions, realNoptions); 741f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 742f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 743f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 744f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parser context for configuration files. */ 745f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct OptConfData { 746f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *name; 747f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Parser parser; 748f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionCache *cache; 749f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint screenNum; 750f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *driverName, *execName; 751f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint ignoringDevice; 752f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint ignoringApp; 753f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint inDriConf; 754f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint inDevice; 755f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint inApp; 756f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint inOption; 757f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 758f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 759f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Elements in configuration files. */ 760f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgenum OptConfElem { 761f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org OC_APPLICATION = 0, OC_DEVICE, OC_DRICONF, OC_OPTION, OC_COUNT 762f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 763f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const XML_Char *OptConfElems[] = { 764f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "application", "device", "driconf", "option" 765f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 766f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 767f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of a device element. */ 768f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseDeviceAttr (struct OptConfData *data, const XML_Char **attr) { 769f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 770f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *driver = NULL, *screen = NULL; 771f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 772f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attr[i], "driver")) driver = attr[i+1]; 773f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attr[i], "screen")) screen = attr[i+1]; 774f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else XML_WARNING("unknown device attribute: %s.", attr[i]); 775f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 776f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (driver && strcmp (driver, data->driverName)) 777f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->ignoringDevice = data->inDevice; 778f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (screen) { 779f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionValue screenNum; 780f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!parseValue (&screenNum, DRI_INT, screen)) 781f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING("illegal screen number: %s.", screen); 782f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (screenNum._int != data->screenNum) 783f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->ignoringDevice = data->inDevice; 784f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 785f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 786f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 787f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of an application element. */ 788f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseAppAttr (struct OptConfData *data, const XML_Char **attr) { 789f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 790f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *exec = NULL; 791f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 792f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attr[i], "name")) /* not needed here */; 793f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attr[i], "executable")) exec = attr[i+1]; 794f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else XML_WARNING("unknown application attribute: %s.", attr[i]); 795f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 796f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec && strcmp (exec, data->execName)) 797f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->ignoringApp = data->inApp; 798f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 799f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 800f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse attributes of an option element. */ 801f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseOptConfAttr (struct OptConfData *data, const XML_Char **attr) { 802f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 803f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char *name = NULL, *value = NULL; 804f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; attr[i]; i += 2) { 805f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!strcmp (attr[i], "name")) name = attr[i+1]; 806f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!strcmp (attr[i], "value")) value = attr[i+1]; 807f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else XML_WARNING("unknown option attribute: %s.", attr[i]); 808f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 809f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!name) XML_WARNING1 ("name attribute missing in option."); 810f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!value) XML_WARNING1 ("value attribute missing in option."); 811f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (name && value) { 812f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionCache *cache = data->cache; 813f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint opt = findOption (cache, name); 814f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->info[opt].name == NULL) 815f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING ("undefined option: %s.", name); 816f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (getenv (cache->info[opt].name)) 817f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* don't use XML_WARNING, we want the user to see this! */ 818f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "ATTENTION: option value of option %s ignored.\n", 819f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info[opt].name); 820f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (!parseValue (&cache->values[opt], cache->info[opt].type, value)) 821f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING ("illegal option value: %s.", value); 822f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 823f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 824f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 825f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Handler for start element events. */ 826f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void optConfStartElem (void *userData, const XML_Char *name, 827f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const XML_Char **attr) { 828f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptConfData *data = (struct OptConfData *)userData; 829f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum OptConfElem elem = bsearchStr (name, OptConfElems, OC_COUNT); 830f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (elem) { 831f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_DRICONF: 832f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDriConf) 833f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("nested <driconf> elements."); 834f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (attr[0]) 835f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("attributes specified on <driconf> element."); 836f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDriConf++; 837f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 838f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_DEVICE: 839f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inDriConf) 840f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("<device> should be inside <driconf>."); 841f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDevice) 842f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("nested <device> elements."); 843f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDevice++; 844f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->ignoringDevice && !data->ignoringApp) 845f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseDeviceAttr (data, attr); 846f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 847f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_APPLICATION: 848f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inDevice) 849f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("<application> should be inside <device>."); 850f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inApp) 851f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("nested <application> elements."); 852f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inApp++; 853f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->ignoringDevice && !data->ignoringApp) 854f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseAppAttr (data, attr); 855f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 856f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_OPTION: 857f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->inApp) 858f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("<option> should be inside <application>."); 859f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inOption) 860f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING1 ("nested <option> elements."); 861f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inOption++; 862f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!data->ignoringDevice && !data->ignoringApp) 863f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseOptConfAttr (data, attr); 864f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 865f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 866f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_WARNING ("unknown element: %s.", name); 867f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 868f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 869f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 870f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Handler for end element events. */ 871f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void optConfEndElem (void *userData, const XML_Char *name) { 872f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptConfData *data = (struct OptConfData *)userData; 873f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org enum OptConfElem elem = bsearchStr (name, OptConfElems, OC_COUNT); 874f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (elem) { 875f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_DRICONF: 876f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inDriConf--; 877f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 878f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_DEVICE: 879f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inDevice-- == data->ignoringDevice) 880f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->ignoringDevice = 0; 881f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 882f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_APPLICATION: 883f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (data->inApp-- == data->ignoringApp) 884f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->ignoringApp = 0; 885f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 886f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case OC_OPTION: 887f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->inOption--; 888f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 889f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 890f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* unknown element, warning was produced on start tag */; 891f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 892f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 893f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 894f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Initialize an option cache based on info */ 895f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void initOptionCache (driOptionCache *cache, const driOptionCache *info) { 896f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->info = info->info; 897f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->tableSize = info->tableSize; 898f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org cache->values = MALLOC ((1<<info->tableSize) * sizeof (driOptionValue)); 899f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->values == NULL) { 900f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf (stderr, "%s: %d: out of memory.\n", __FILE__, __LINE__); 901f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort(); 902f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 903f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy (cache->values, info->values, 904f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (1<<info->tableSize) * sizeof (driOptionValue)); 905f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 906f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 907f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/** \brief Parse the named configuration file */ 908f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void parseOneConfigFile (XML_Parser p) { 909f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define BUF_SIZE 0x1000 910f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptConfData *data = (struct OptConfData *)XML_GetUserData (p); 911f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int status; 912f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int fd; 913f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 914f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((fd = open (data->name, O_RDONLY)) == -1) { 915f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Can't open configuration file %s: %s.", 916f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->name, strerror (errno)); 917f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 918f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 919f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 920f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org while (1) { 921f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int bytesRead; 922f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *buffer = XML_GetBuffer (p, BUF_SIZE); 923f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!buffer) { 924f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Can't allocate parser buffer."); 925f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 926f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 927f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org bytesRead = read (fd, buffer, BUF_SIZE); 928f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (bytesRead == -1) { 929f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Error reading from configuration file %s: %s.", 930f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data->name, strerror (errno)); 931f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 932f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 933f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org status = XML_ParseBuffer (p, bytesRead, bytesRead == 0); 934f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!status) { 935f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_ERROR ("%s.", XML_ErrorString(XML_GetErrorCode(p))); 936f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 937f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 938f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (bytesRead == 0) 939f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org break; 940f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 941f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 942f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org close (fd); 943f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef BUF_SIZE 944f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 945f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 946f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid driParseConfigFiles (driOptionCache *cache, const driOptionCache *info, 947f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint screenNum, const char *driverName) { 948f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *filenames[2] = {"/etc/drirc", NULL}; 949f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org char *home; 950f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i; 951f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct OptConfData userData; 952f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 953f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org initOptionCache (cache, info); 954f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 955f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.cache = cache; 956f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.screenNum = screenNum; 957f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.driverName = driverName; 958f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.execName = GET_PROGRAM_NAME(); 959f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 960f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((home = getenv ("HOME"))) { 961f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint len = strlen (home); 962f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org filenames[1] = MALLOC (len + 7+1); 963f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (filenames[1] == NULL) 964f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org __driUtilMessage ("Can't allocate memory for %s/.drirc.", home); 965f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 966f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy (filenames[1], home, len); 967f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy (filenames[1] + len, "/.drirc", 7+1); 968f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 969f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 970f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 971f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < 2; ++i) { 972f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_Parser p; 973f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (filenames[i] == NULL) 974f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org continue; 975f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 976f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org p = XML_ParserCreate (NULL); /* use encoding specified by file */ 977f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_SetElementHandler (p, optConfStartElem, optConfEndElem); 978f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_SetUserData (p, &userData); 979f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.parser = p; 980f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.name = filenames[i]; 981f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.ignoringDevice = 0; 982f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.ignoringApp = 0; 983f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inDriConf = 0; 984f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inDevice = 0; 985f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inApp = 0; 986f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org userData.inOption = 0; 987f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 988f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org parseOneConfigFile (p); 989f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org XML_ParserFree (p); 990f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 991f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 992f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (filenames[1]) 993f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (filenames[1]); 994f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 995f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 996f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid driDestroyOptionInfo (driOptionCache *info) { 997f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driDestroyOptionCache (info); 998f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->info) { 999f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i, size = 1 << info->tableSize; 1000f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < size; ++i) { 1001f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->info[i].name) { 1002f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (info->info[i].name); 1003f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (info->info[i].ranges) 1004f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (info->info[i].ranges); 1005f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1006f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1007f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (info->info); 1008f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 1009f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1010f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1011f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid driDestroyOptionCache (driOptionCache *cache) { 1012f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (cache->values) 1013f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE (cache->values); 1014f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1015f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1016f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgGLboolean driCheckOption (const driOptionCache *cache, const char *name, 1017f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org driOptionType type) { 1018f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i = findOption (cache, name); 1019f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return cache->info[i].name != NULL && cache->info[i].type == type; 1020f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1021f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1022f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgGLboolean driQueryOptionb (const driOptionCache *cache, const char *name) { 1023f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i = findOption (cache, name); 1024f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* make sure the option is defined and has the correct type */ 1025f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].name != NULL); 1026f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].type == DRI_BOOL); 1027f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return cache->values[i]._bool; 1028f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1029f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1030f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgGLint driQueryOptioni (const driOptionCache *cache, const char *name) { 1031f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i = findOption (cache, name); 1032f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* make sure the option is defined and has the correct type */ 1033f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].name != NULL); 1034f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].type == DRI_INT || cache->info[i].type == DRI_ENUM); 1035f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return cache->values[i]._int; 1036f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1037f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 1038f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgGLfloat driQueryOptionf (const driOptionCache *cache, const char *name) { 1039f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint i = findOption (cache, name); 1040f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* make sure the option is defined and has the correct type */ 1041f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].name != NULL); 1042f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert (cache->info[i].type == DRI_FLOAT); 1043f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return cache->values[i]._float; 1044f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 1045