nkeynes@31 | 1 | /**
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nkeynes@148 | 2 | * $Id: controller.c,v 1.4 2006-05-20 02:40:51 nkeynes Exp $
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nkeynes@31 | 3 | *
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nkeynes@31 | 4 | * Implements the standard dreamcast controller
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nkeynes@31 | 5 | *
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nkeynes@31 | 6 | * Copyright (c) 2005 Nathan Keynes.
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nkeynes@31 | 7 | *
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nkeynes@31 | 8 | * This program is free software; you can redistribute it and/or modify
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nkeynes@31 | 9 | * it under the terms of the GNU General Public License as published by
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nkeynes@31 | 10 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@31 | 11 | * (at your option) any later version.
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nkeynes@31 | 12 | *
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nkeynes@31 | 13 | * This program is distributed in the hope that it will be useful,
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nkeynes@31 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@31 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@31 | 16 | * GNU General Public License for more details.
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nkeynes@31 | 17 | */
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nkeynes@31 | 18 |
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nkeynes@2 | 19 | #include <stdlib.h>
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nkeynes@2 | 20 | #include "dream.h"
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nkeynes@144 | 21 | #include "dreamcast.h"
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nkeynes@2 | 22 | #include "maple.h"
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nkeynes@2 | 23 | #include "maple/controller.h"
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nkeynes@2 | 24 |
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nkeynes@144 | 25 | #define CONTROLLER_CONFIG_ENTRIES 16
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nkeynes@144 | 26 |
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nkeynes@2 | 27 | void controller_attach( maple_device_t dev );
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nkeynes@2 | 28 | void controller_detach( maple_device_t dev );
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nkeynes@144 | 29 | void controller_destroy( maple_device_t dev );
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nkeynes@144 | 30 | maple_device_t controller_new();
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nkeynes@144 | 31 | dreamcast_config_entry_t controller_get_config( maple_device_t dev );
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nkeynes@2 | 32 | int controller_get_cond( maple_device_t dev, int function, char *outbuf,
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nkeynes@2 | 33 | int *outlen );
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nkeynes@2 | 34 |
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nkeynes@2 | 35 | typedef struct controller_device {
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nkeynes@2 | 36 | struct maple_device dev;
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nkeynes@2 | 37 | uint32_t condition[2];
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nkeynes@144 | 38 | struct dreamcast_config_entry config[CONTROLLER_CONFIG_ENTRIES];
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nkeynes@2 | 39 | } *controller_device_t;
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nkeynes@2 | 40 |
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nkeynes@144 | 41 | struct maple_device_class controller_class = { "Sega Controller", controller_new };
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nkeynes@2 | 42 |
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nkeynes@144 | 43 | static struct controller_device base_controller = {
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nkeynes@144 | 44 | { MAPLE_DEVICE_TAG, &controller_class, CONTROLLER_IDENT, CONTROLLER_VERSION,
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nkeynes@144 | 45 | controller_get_config, controller_attach, controller_detach, controller_destroy,
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nkeynes@144 | 46 | NULL, NULL, controller_get_cond, NULL, NULL, NULL },
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nkeynes@148 | 47 | {0x0000FFFF, 0x80808080},
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nkeynes@144 | 48 | {{ "dpad left", CONFIG_TYPE_KEY },
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nkeynes@144 | 49 | { "dpad right", CONFIG_TYPE_KEY },
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nkeynes@144 | 50 | { "dpad up", CONFIG_TYPE_KEY },
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nkeynes@144 | 51 | { "dpad down", CONFIG_TYPE_KEY },
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nkeynes@144 | 52 | { "analog left", CONFIG_TYPE_KEY },
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nkeynes@144 | 53 | { "analog right", CONFIG_TYPE_KEY },
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nkeynes@144 | 54 | { "analog up", CONFIG_TYPE_KEY },
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nkeynes@144 | 55 | { "analog down", CONFIG_TYPE_KEY },
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nkeynes@144 | 56 | { "button X", CONFIG_TYPE_KEY },
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nkeynes@144 | 57 | { "button Y", CONFIG_TYPE_KEY },
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nkeynes@144 | 58 | { "button A", CONFIG_TYPE_KEY },
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nkeynes@144 | 59 | { "button B", CONFIG_TYPE_KEY },
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nkeynes@144 | 60 | { "trigger left", CONFIG_TYPE_KEY },
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nkeynes@144 | 61 | { "trigger right", CONFIG_TYPE_KEY },
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nkeynes@144 | 62 | { "start", CONFIG_TYPE_KEY },
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nkeynes@144 | 63 | { NULL, CONFIG_TYPE_NONE }} };
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nkeynes@144 | 64 |
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nkeynes@144 | 65 | #define CONTROLLER(x) ((controller_device_t)(x))
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nkeynes@2 | 66 |
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nkeynes@2 | 67 | maple_device_t controller_new( )
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nkeynes@2 | 68 | {
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nkeynes@2 | 69 | controller_device_t dev = malloc( sizeof(struct controller_device) );
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nkeynes@2 | 70 | memcpy( dev, &base_controller, sizeof(base_controller) );
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nkeynes@2 | 71 | return MAPLE_DEVICE(dev);
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nkeynes@2 | 72 | }
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nkeynes@2 | 73 |
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nkeynes@144 | 74 | /**
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nkeynes@144 | 75 | * Input callback
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nkeynes@144 | 76 | */
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nkeynes@144 | 77 | void controller_key_callback( void *mdev, uint32_t value, gboolean isKeyDown )
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nkeynes@144 | 78 | {
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nkeynes@144 | 79 | controller_device_t dev = (controller_device_t)mdev;
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nkeynes@144 | 80 | if( isKeyDown ) {
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nkeynes@148 | 81 | switch( value ) {
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nkeynes@148 | 82 | case JOY_LEFT:
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nkeynes@148 | 83 | dev->condition[1] &= ~JOY_X_AXIS;
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nkeynes@148 | 84 | break;
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nkeynes@148 | 85 | case JOY_RIGHT:
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nkeynes@148 | 86 | dev->condition[1] |= JOY_X_AXIS;
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nkeynes@148 | 87 | break;
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nkeynes@148 | 88 | case JOY_UP:
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nkeynes@148 | 89 | dev->condition[1] &= ~JOY_Y_AXIS;
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nkeynes@148 | 90 | break;
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nkeynes@148 | 91 | case JOY_DOWN:
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nkeynes@148 | 92 | dev->condition[1] |= JOY_Y_AXIS;
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nkeynes@148 | 93 | break;
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nkeynes@148 | 94 | default:
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nkeynes@148 | 95 | dev->condition[0] &= ~value;
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nkeynes@148 | 96 | }
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nkeynes@144 | 97 | } else {
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nkeynes@148 | 98 | switch(value ) {
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nkeynes@148 | 99 | case JOY_LEFT:
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nkeynes@148 | 100 | case JOY_RIGHT:
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nkeynes@148 | 101 | dev->condition[1] = (dev->condition[1] & ~JOY_X_AXIS)| JOY_X_AXIS_CENTER;
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nkeynes@148 | 102 | break;
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nkeynes@148 | 103 | case JOY_UP:
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nkeynes@148 | 104 | case JOY_DOWN:
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nkeynes@148 | 105 | dev->condition[1] = (dev->condition[1] & ~JOY_Y_AXIS)| JOY_Y_AXIS_CENTER;
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nkeynes@148 | 106 | break;
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nkeynes@148 | 107 | default:
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nkeynes@148 | 108 | dev->condition[0] |= value;
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nkeynes@148 | 109 | }
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nkeynes@144 | 110 | }
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nkeynes@144 | 111 | }
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nkeynes@2 | 112 |
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nkeynes@144 | 113 | dreamcast_config_entry_t controller_get_config( maple_device_t mdev )
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nkeynes@2 | 114 | {
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nkeynes@144 | 115 | controller_device_t dev = (controller_device_t)mdev;
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nkeynes@144 | 116 | return dev->config;
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nkeynes@144 | 117 | }
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nkeynes@2 | 118 |
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nkeynes@144 | 119 | void controller_destroy( maple_device_t mdev )
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nkeynes@144 | 120 | {
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nkeynes@144 | 121 | free( mdev );
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nkeynes@144 | 122 | }
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nkeynes@144 | 123 |
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nkeynes@144 | 124 | /**
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nkeynes@144 | 125 | * Device is being attached to the bus. Go through the config and reserve the
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nkeynes@144 | 126 | * keys we need.
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nkeynes@144 | 127 | */
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nkeynes@144 | 128 | void controller_attach( maple_device_t mdev )
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nkeynes@144 | 129 | {
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nkeynes@144 | 130 | controller_device_t dev = (controller_device_t)mdev;
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nkeynes@144 | 131 | input_register_key( dev->config[0].value, controller_key_callback, dev, BUTTON_DPAD_LEFT );
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nkeynes@144 | 132 | input_register_key( dev->config[1].value, controller_key_callback, dev, BUTTON_DPAD_RIGHT );
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nkeynes@144 | 133 | input_register_key( dev->config[2].value, controller_key_callback, dev, BUTTON_DPAD_UP );
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nkeynes@144 | 134 | input_register_key( dev->config[3].value, controller_key_callback, dev, BUTTON_DPAD_DOWN );
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nkeynes@148 | 135 | input_register_key( dev->config[4].value, controller_key_callback, dev, JOY_LEFT );
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nkeynes@148 | 136 | input_register_key( dev->config[5].value, controller_key_callback, dev, JOY_RIGHT );
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nkeynes@148 | 137 | input_register_key( dev->config[6].value, controller_key_callback, dev, JOY_UP );
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nkeynes@148 | 138 | input_register_key( dev->config[7].value, controller_key_callback, dev, JOY_DOWN );
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nkeynes@144 | 139 | input_register_key( dev->config[8].value, controller_key_callback, dev, BUTTON_X );
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nkeynes@144 | 140 | input_register_key( dev->config[9].value, controller_key_callback, dev, BUTTON_Y );
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nkeynes@144 | 141 | input_register_key( dev->config[10].value, controller_key_callback, dev, BUTTON_A );
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nkeynes@144 | 142 | input_register_key( dev->config[11].value, controller_key_callback, dev, BUTTON_B );
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nkeynes@144 | 143 | input_register_key( dev->config[12].value, controller_key_callback, dev, BUTTON_LEFT_TRIGGER );
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nkeynes@144 | 144 | input_register_key( dev->config[13].value, controller_key_callback, dev, BUTTON_RIGHT_TRIGGER );
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nkeynes@144 | 145 | input_register_key( dev->config[14].value, controller_key_callback, dev, BUTTON_START );
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nkeynes@2 | 146 | }
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nkeynes@2 | 147 |
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nkeynes@2 | 148 | void controller_detach( maple_device_t dev )
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nkeynes@2 | 149 | {
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nkeynes@2 | 150 |
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nkeynes@2 | 151 | }
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nkeynes@2 | 152 |
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nkeynes@2 | 153 |
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nkeynes@2 | 154 | int controller_get_cond( maple_device_t mdev, int function, char *outbuf,
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nkeynes@2 | 155 | int *outlen )
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nkeynes@2 | 156 | {
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nkeynes@2 | 157 | controller_device_t dev = (controller_device_t)mdev;
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nkeynes@2 | 158 | if( function == MAPLE_FUNC_CONTROLLER ) {
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nkeynes@2 | 159 | *outlen = 2;
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nkeynes@2 | 160 | memcpy( outbuf, dev->condition, 8 );
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nkeynes@2 | 161 | return 0;
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nkeynes@2 | 162 | } else {
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nkeynes@2 | 163 | return MAPLE_ERR_FUNC_UNSUP;
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nkeynes@2 | 164 | }
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nkeynes@2 | 165 | }
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nkeynes@2 | 166 |
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