nkeynes@450 | 1 | /**
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nkeynes@561 | 2 | * $Id$
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nkeynes@450 | 3 | *
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nkeynes@450 | 4 | * User configuration support
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nkeynes@450 | 5 | *
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nkeynes@450 | 6 | * Copyright (c) 2005 Nathan Keynes.
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nkeynes@450 | 7 | *
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nkeynes@450 | 8 | * This program is free software; you can redistribute it and/or modify
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nkeynes@450 | 9 | * it under the terms of the GNU General Public License as published by
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nkeynes@450 | 10 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@450 | 11 | * (at your option) any later version.
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nkeynes@450 | 12 | *
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nkeynes@450 | 13 | * This program is distributed in the hope that it will be useful,
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nkeynes@450 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@450 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@450 | 16 | * GNU General Public License for more details.
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nkeynes@450 | 17 | */
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nkeynes@450 | 18 |
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nkeynes@450 | 19 | #include <unistd.h>
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nkeynes@450 | 20 | #include <stdio.h>
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nkeynes@450 | 21 | #include <errno.h>
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nkeynes@450 | 22 | #include <stdlib.h>
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nkeynes@450 | 23 | #include <string.h>
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nkeynes@480 | 24 | #include <glib/gmem.h>
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nkeynes@450 | 25 | #include <glib/gstrfuncs.h>
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nkeynes@450 | 26 | #include "dream.h"
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nkeynes@450 | 27 | #include "config.h"
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nkeynes@450 | 28 | #include "maple/maple.h"
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nkeynes@450 | 29 |
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bhaal22@643 | 30 |
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bhaal22@643 | 31 | extern struct lxdream_config_entry alsa_config[];
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bhaal22@643 | 32 |
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nkeynes@450 | 33 | gboolean lxdream_load_config_file( const gchar *filename );
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nkeynes@450 | 34 | gboolean lxdream_save_config_file( const gchar *filename );
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nkeynes@450 | 35 | gboolean lxdream_load_config_stream( FILE *f );
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nkeynes@450 | 36 | gboolean lxdream_save_config_stream( FILE *f );
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nkeynes@450 | 37 |
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nkeynes@450 | 38 | static struct lxdream_config_entry global_config[] =
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nkeynes@450 | 39 | {{ "bios", CONFIG_TYPE_FILE, "dcboot.rom" },
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nkeynes@450 | 40 | { "flash", CONFIG_TYPE_FILE, "dcflash.rom" },
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nkeynes@450 | 41 | { "default path", CONFIG_TYPE_PATH, "." },
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nkeynes@450 | 42 | { "save path", CONFIG_TYPE_PATH, "save" },
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nkeynes@450 | 43 | { "bootstrap", CONFIG_TYPE_FILE, "IP.BIN" },
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nkeynes@464 | 44 | { "gdrom", CONFIG_TYPE_FILE, NULL },
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nkeynes@470 | 45 | { "recent", CONFIG_TYPE_FILE, NULL },
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nkeynes@450 | 46 | { NULL, CONFIG_TYPE_NONE }};
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nkeynes@450 | 47 |
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nkeynes@450 | 48 | static struct lxdream_config_entry serial_config[] =
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nkeynes@450 | 49 | {{ "device", CONFIG_TYPE_FILE, "/dev/ttyS1" },
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nkeynes@450 | 50 | { NULL, CONFIG_TYPE_NONE }};
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nkeynes@450 | 51 |
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nkeynes@450 | 52 | struct lxdream_config_group lxdream_config_root[] =
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nkeynes@450 | 53 | {{ "global", global_config },
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nkeynes@450 | 54 | { "controllers", NULL },
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nkeynes@450 | 55 | { "serial", serial_config },
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bhaal22@643 | 56 | #ifdef HAVE_ALSA
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bhaal22@643 | 57 | { "alsa", alsa_config },
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bhaal22@643 | 58 | #endif
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nkeynes@450 | 59 | { NULL, CONFIG_TYPE_NONE }};
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nkeynes@450 | 60 |
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nkeynes@450 | 61 | static gchar *lxdream_config_load_filename = NULL;
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nkeynes@450 | 62 | static gchar *lxdream_config_save_filename = NULL;
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nkeynes@450 | 63 |
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nkeynes@450 | 64 | gboolean lxdream_find_config()
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nkeynes@450 | 65 | {
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nkeynes@480 | 66 | gboolean result = TRUE;
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nkeynes@450 | 67 | char *home = getenv("HOME");
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nkeynes@450 | 68 | if( lxdream_config_save_filename == NULL ) {
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nkeynes@450 | 69 | lxdream_config_save_filename = g_strdup_printf("%s/.%s", home, DEFAULT_CONFIG_FILENAME);
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nkeynes@450 | 70 | }
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nkeynes@450 | 71 | if( lxdream_config_load_filename == NULL ) {
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nkeynes@450 | 72 | if( access(lxdream_config_save_filename, R_OK) == 0 ) {
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nkeynes@450 | 73 | lxdream_config_load_filename = g_strdup(lxdream_config_save_filename);
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nkeynes@450 | 74 | } else if( access( PACKAGE_CONF_DIR "/" DEFAULT_CONFIG_FILENAME, R_OK ) == 0 ) {
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nkeynes@450 | 75 | lxdream_config_load_filename = g_strdup(PACKAGE_CONF_DIR "/" DEFAULT_CONFIG_FILENAME);
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nkeynes@450 | 76 | } else if( access( "./" DEFAULT_CONFIG_FILENAME, R_OK ) == 0 ) {
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nkeynes@450 | 77 | lxdream_config_load_filename = g_strdup("./" DEFAULT_CONFIG_FILENAME);
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nkeynes@450 | 78 | } else {
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nkeynes@450 | 79 | lxdream_config_load_filename = g_strdup(lxdream_config_save_filename);
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nkeynes@480 | 80 | result = FALSE;
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nkeynes@450 | 81 | }
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nkeynes@480 | 82 | }
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nkeynes@480 | 83 | return result;
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nkeynes@450 | 84 | }
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nkeynes@450 | 85 |
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nkeynes@450 | 86 | void lxdream_set_config_filename( const gchar *filename )
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nkeynes@450 | 87 | {
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nkeynes@450 | 88 | if( lxdream_config_load_filename != NULL ) {
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nkeynes@450 | 89 | g_free(lxdream_config_load_filename);
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nkeynes@450 | 90 | }
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nkeynes@450 | 91 | lxdream_config_load_filename = g_strdup(filename);
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nkeynes@450 | 92 | if( lxdream_config_save_filename != NULL ) {
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nkeynes@450 | 93 | g_free(lxdream_config_save_filename);
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nkeynes@450 | 94 | }
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nkeynes@450 | 95 | lxdream_config_save_filename = g_strdup(filename);
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nkeynes@450 | 96 | }
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nkeynes@450 | 97 |
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nkeynes@450 | 98 | void lxdream_set_default_config( )
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nkeynes@450 | 99 | {
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nkeynes@450 | 100 | struct lxdream_config_group *group = lxdream_config_root;
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nkeynes@450 | 101 | while( group->key != NULL ) {
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nkeynes@450 | 102 | struct lxdream_config_entry *param = group->params;
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nkeynes@450 | 103 | if( param != NULL ) {
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nkeynes@450 | 104 | while( param->key != NULL ) {
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nkeynes@450 | 105 | if( param->value != param->default_value ) {
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nkeynes@450 | 106 | if( param->value != NULL )
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nkeynes@450 | 107 | free( param->value );
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nkeynes@450 | 108 | param->value = (gchar *)param->default_value;
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nkeynes@450 | 109 | }
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nkeynes@450 | 110 | param++;
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nkeynes@450 | 111 | }
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nkeynes@450 | 112 | }
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nkeynes@450 | 113 | group++;
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nkeynes@450 | 114 | }
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nkeynes@450 | 115 | maple_detach_all();
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nkeynes@450 | 116 | }
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nkeynes@450 | 117 |
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nkeynes@450 | 118 | const gchar *lxdream_get_config_value( int key )
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nkeynes@450 | 119 | {
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nkeynes@450 | 120 | return global_config[key].value;
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nkeynes@450 | 121 | }
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nkeynes@450 | 122 |
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nkeynes@460 | 123 | void lxdream_set_config_value( lxdream_config_entry_t param, const gchar *value )
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nkeynes@450 | 124 | {
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nkeynes@475 | 125 | if( param->value != value ) {
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nkeynes@475 | 126 | if( param->value != param->default_value && param->value != NULL ) {
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nkeynes@475 | 127 | free( param->value );
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nkeynes@475 | 128 | }
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nkeynes@475 | 129 | param->value = g_strdup(value);
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nkeynes@450 | 130 | }
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nkeynes@450 | 131 | }
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nkeynes@450 | 132 |
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nkeynes@460 | 133 | void lxdream_set_global_config_value( int key, const gchar *value )
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nkeynes@460 | 134 | {
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nkeynes@460 | 135 | lxdream_set_config_value(&global_config[key], value);
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nkeynes@460 | 136 | }
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nkeynes@460 | 137 |
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nkeynes@458 | 138 | gboolean lxdream_set_group_value( lxdream_config_group_t group, const gchar *key, const gchar *value )
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nkeynes@458 | 139 | {
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nkeynes@458 | 140 | int i;
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nkeynes@458 | 141 | for( i=0; group->params[i].key != NULL; i++ ) {
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nkeynes@458 | 142 | if( strcasecmp( group->params[i].key, key ) == 0 ) {
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nkeynes@460 | 143 | lxdream_set_config_value( &group->params[i], value );
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nkeynes@458 | 144 | return TRUE;
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nkeynes@458 | 145 | }
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nkeynes@458 | 146 | }
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nkeynes@458 | 147 | return FALSE;
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nkeynes@458 | 148 | }
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nkeynes@458 | 149 |
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nkeynes@460 | 150 | void lxdream_copy_config_list( lxdream_config_entry_t dest, lxdream_config_entry_t src )
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nkeynes@460 | 151 | {
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nkeynes@460 | 152 | int i;
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nkeynes@460 | 153 | for( i=0; src[i].key != NULL; i++ ) {
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nkeynes@460 | 154 | lxdream_set_config_value( &dest[i], src[i].value );
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nkeynes@460 | 155 | }
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nkeynes@460 | 156 | }
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nkeynes@460 | 157 |
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nkeynes@450 | 158 | gboolean lxdream_load_config( )
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nkeynes@450 | 159 | {
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nkeynes@450 | 160 | if( lxdream_config_load_filename == NULL ) {
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nkeynes@450 | 161 | lxdream_find_config();
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nkeynes@450 | 162 | }
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nkeynes@450 | 163 | return lxdream_load_config_file(lxdream_config_load_filename);
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nkeynes@450 | 164 | }
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nkeynes@450 | 165 |
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nkeynes@450 | 166 | gboolean lxdream_save_config( )
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nkeynes@450 | 167 | {
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nkeynes@450 | 168 | if( lxdream_config_save_filename == NULL ) {
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nkeynes@450 | 169 | lxdream_find_config();
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nkeynes@450 | 170 | }
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nkeynes@450 | 171 | return lxdream_save_config_file(lxdream_config_save_filename);
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nkeynes@450 | 172 | }
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nkeynes@450 | 173 |
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nkeynes@450 | 174 | gboolean lxdream_load_config_file( const gchar *filename )
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nkeynes@450 | 175 | {
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nkeynes@450 | 176 | FILE *f;
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nkeynes@450 | 177 | gboolean result;
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nkeynes@450 | 178 |
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nkeynes@450 | 179 | if( access(filename, F_OK) != 0 ) {
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nkeynes@450 | 180 | INFO( "Configuration file '%s' does not exist, creating from defaults" );
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nkeynes@450 | 181 | lxdream_set_default_config();
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nkeynes@450 | 182 | lxdream_save_config();
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nkeynes@450 | 183 | }
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nkeynes@450 | 184 |
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nkeynes@450 | 185 | f = fopen(filename, "ro");
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nkeynes@450 | 186 | if( f == NULL ) {
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nkeynes@450 | 187 | ERROR( "Unable to open configuration file '%s': %s", filename, strerror(errno) );
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nkeynes@450 | 188 | lxdream_set_default_config();
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nkeynes@450 | 189 | return FALSE;
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nkeynes@450 | 190 | }
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nkeynes@450 | 191 |
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nkeynes@450 | 192 | result = lxdream_load_config_stream( f );
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nkeynes@450 | 193 | fclose(f);
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nkeynes@450 | 194 | return result;
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nkeynes@450 | 195 | }
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nkeynes@450 | 196 |
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nkeynes@450 | 197 | gboolean lxdream_load_config_stream( FILE *f )
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nkeynes@450 | 198 | {
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nkeynes@450 | 199 |
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nkeynes@450 | 200 | char buf[512];
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nkeynes@450 | 201 | int maple_device = -1, maple_subdevice = -1;
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nkeynes@450 | 202 | struct lxdream_config_group devgroup;
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nkeynes@450 | 203 | struct lxdream_config_group *group = NULL;
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nkeynes@450 | 204 | maple_device_t device = NULL;
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nkeynes@450 | 205 | lxdream_set_default_config();
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nkeynes@450 | 206 |
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nkeynes@450 | 207 | while( fgets( buf, sizeof(buf), f ) != NULL ) {
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nkeynes@450 | 208 | g_strstrip(buf);
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nkeynes@450 | 209 | if( buf[0] == '#' )
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nkeynes@450 | 210 | continue;
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nkeynes@450 | 211 | if( *buf == '[' ) {
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nkeynes@450 | 212 | char *p = strchr(buf, ']');
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nkeynes@450 | 213 | if( p != NULL ) {
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nkeynes@450 | 214 | struct lxdream_config_group *tmp_group;
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nkeynes@450 | 215 | maple_device = maple_subdevice = -1;
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nkeynes@450 | 216 | *p = '\0';
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nkeynes@450 | 217 | g_strstrip(buf+1);
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nkeynes@450 | 218 | tmp_group = &lxdream_config_root[0];
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nkeynes@450 | 219 | while( tmp_group->key != NULL ) {
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nkeynes@450 | 220 | if( strcasecmp(tmp_group->key, buf+1) == 0 ) {
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nkeynes@450 | 221 | group = tmp_group;
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nkeynes@450 | 222 | break;
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nkeynes@450 | 223 | }
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nkeynes@450 | 224 | tmp_group++;
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nkeynes@450 | 225 | }
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nkeynes@450 | 226 | }
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nkeynes@450 | 227 | } else if( group != NULL ) {
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nkeynes@450 | 228 | char *value = strchr( buf, '=' );
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nkeynes@450 | 229 | if( value != NULL ) {
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nkeynes@450 | 230 | struct lxdream_config_entry *param = group->params;
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nkeynes@450 | 231 | *value = '\0';
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nkeynes@450 | 232 | value++;
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nkeynes@450 | 233 | g_strstrip(buf);
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nkeynes@450 | 234 | g_strstrip(value);
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nkeynes@450 | 235 | if( strcmp(group->key,"controllers") == 0 ) {
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nkeynes@450 | 236 | if( g_strncasecmp( buf, "device ", 7 ) == 0 ) {
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nkeynes@450 | 237 | maple_device = strtoul( buf+7, NULL, 0 );
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nkeynes@450 | 238 | if( maple_device < 0 || maple_device > 3 ) {
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nkeynes@450 | 239 | ERROR( "Device number must be between 0..3 (not '%s')", buf+7);
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nkeynes@450 | 240 | continue;
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nkeynes@450 | 241 | }
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nkeynes@450 | 242 | maple_subdevice = 0;
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nkeynes@450 | 243 | device = maple_new_device( value );
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nkeynes@450 | 244 | if( device == NULL ) {
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nkeynes@450 | 245 | ERROR( "Unrecognized device '%s'", value );
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nkeynes@450 | 246 | } else {
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nkeynes@450 | 247 | devgroup.key = "controllers";
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nkeynes@450 | 248 | devgroup.params = maple_get_device_config(device);
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nkeynes@450 | 249 | maple_attach_device( device, maple_device, maple_subdevice );
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nkeynes@450 | 250 | group = &devgroup;
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nkeynes@450 | 251 | }
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nkeynes@450 | 252 | continue;
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nkeynes@450 | 253 | } else if( g_strncasecmp( buf, "subdevice ", 10 ) == 0 ) {
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nkeynes@450 | 254 | maple_subdevice = strtoul( buf+10, NULL, 0 );
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nkeynes@450 | 255 | if( maple_device == -1 ) {
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nkeynes@450 | 256 | ERROR( "Subdevice not allowed without primary device" );
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nkeynes@450 | 257 | } else if( maple_subdevice < 1 || maple_subdevice > 5 ) {
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nkeynes@450 | 258 | ERROR( "Subdevice must be between 1..5 (not '%s')", buf+10 );
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nkeynes@450 | 259 | } else if( (device = maple_new_device(value)) == NULL ) {
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nkeynes@450 | 260 | ERROR( "Unrecognized subdevice '%s'", value );
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nkeynes@450 | 261 | } else {
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nkeynes@450 | 262 | devgroup.key = "controllers";
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nkeynes@450 | 263 | devgroup.params = maple_get_device_config(device);
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nkeynes@450 | 264 | maple_attach_device( device, maple_device, maple_subdevice );
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nkeynes@450 | 265 | group = &devgroup;
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nkeynes@450 | 266 | }
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nkeynes@450 | 267 | continue;
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nkeynes@450 | 268 | }
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nkeynes@450 | 269 | }
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nkeynes@450 | 270 | while( param->key != NULL ) {
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nkeynes@450 | 271 | if( strcasecmp( param->key, buf ) == 0 ) {
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nkeynes@450 | 272 | param->value = g_strdup(value);
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nkeynes@450 | 273 | break;
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nkeynes@450 | 274 | }
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nkeynes@450 | 275 | param++;
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nkeynes@450 | 276 | }
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nkeynes@450 | 277 | }
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nkeynes@450 | 278 | }
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nkeynes@450 | 279 | }
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nkeynes@450 | 280 | return TRUE;
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nkeynes@450 | 281 | }
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nkeynes@450 | 282 |
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nkeynes@450 | 283 | gboolean lxdream_save_config_file( const gchar *filename )
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nkeynes@450 | 284 | {
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nkeynes@450 | 285 | FILE *f = fopen(filename, "wo");
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nkeynes@450 | 286 | gboolean result;
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nkeynes@450 | 287 | if( f == NULL ) {
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nkeynes@450 | 288 | ERROR( "Unable to open '%s': %s", filename, strerror(errno) );
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nkeynes@450 | 289 | return FALSE;
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nkeynes@450 | 290 | }
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nkeynes@450 | 291 | result = lxdream_save_config_stream(f);
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nkeynes@450 | 292 | fclose(f);
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nkeynes@450 | 293 | return TRUE;
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nkeynes@450 | 294 | }
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nkeynes@450 | 295 |
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nkeynes@450 | 296 | gboolean lxdream_save_config_stream( FILE *f )
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nkeynes@450 | 297 | {
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nkeynes@450 | 298 | struct lxdream_config_group *group = &lxdream_config_root[0];
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nkeynes@450 | 299 |
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nkeynes@450 | 300 | while( group->key != NULL ) {
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nkeynes@450 | 301 | struct lxdream_config_entry *entry = group->params;
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nkeynes@450 | 302 | fprintf( f, "[%s]\n", group->key );
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nkeynes@450 | 303 |
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nkeynes@450 | 304 | if( entry != NULL ) {
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nkeynes@450 | 305 | while( entry->key != NULL ) {
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nkeynes@470 | 306 | if( entry->value != NULL ) {
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nkeynes@470 | 307 | fprintf( f, "%s = %s\n", entry->key, entry->value );
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nkeynes@470 | 308 | }
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nkeynes@450 | 309 | entry++;
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nkeynes@450 | 310 | }
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nkeynes@450 | 311 | } else if( strcmp(group->key, "controllers") == 0 ) {
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nkeynes@450 | 312 | int i,j;
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nkeynes@450 | 313 | for( i=0; i<4; i++ ) {
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nkeynes@450 | 314 | for( j=0; j<6; j++ ) {
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nkeynes@450 | 315 | maple_device_t dev = maple_get_device( i, j );
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nkeynes@450 | 316 | if( dev != NULL ) {
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nkeynes@450 | 317 | if( j == 0 )
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nkeynes@450 | 318 | fprintf( f, "Device %d = %s\n", i, dev->device_class->name );
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nkeynes@450 | 319 | else
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nkeynes@450 | 320 | fprintf( f, "Subdevice %d = %s\n", j, dev->device_class->name );
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nkeynes@608 | 321 | if( dev->get_config != NULL && ((entry = dev->get_config(dev)) != NULL) ) {
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nkeynes@608 | 322 | while( entry->key != NULL ) {
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nkeynes@608 | 323 | if( entry->value != NULL ) {
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nkeynes@608 | 324 | fprintf( f, "%*c%s = %s\n", j==0?4:8, ' ',entry->key, entry->value );
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nkeynes@608 | 325 | }
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nkeynes@608 | 326 | entry++;
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nkeynes@470 | 327 | }
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nkeynes@450 | 328 | }
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nkeynes@450 | 329 | }
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nkeynes@450 | 330 | }
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nkeynes@450 | 331 | }
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nkeynes@450 | 332 | }
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nkeynes@450 | 333 | fprintf( f, "\n" );
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nkeynes@450 | 334 | group++;
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nkeynes@450 | 335 | }
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nkeynes@450 | 336 | return TRUE;
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nkeynes@450 | 337 | }
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