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https://github.com/dolphin-emu/dolphin.git
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Simplify OpenCL compile-time detection on OS X.
Turn wiiuse io_osx.m into Objective-C++. git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6398 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Soren Jorvang
341
Source/Core/wiiuse/Src/io_osx.mm
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341
Source/Core/wiiuse/Src/io_osx.mm
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/*
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* wiiuse
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*
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* Written By:
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* Michael Laforest < para >
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* Email: < thepara (--AT--) g m a i l [--DOT--] com >
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*
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* Copyright 2006-2007
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*
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* This file is part of wiiuse.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* $Header$
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*
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*/
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/**
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* @file
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* @brief Handles device I/O for OS X.
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*/
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#import <CoreServices/CoreServices.h>
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extern "C" OSErr UpdateSystemActivity(UInt8 activity);
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#define BLUETOOTH_VERSION_USE_CURRENT
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#import <IOBluetooth/objc/IOBluetoothDevice.h>
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#import <IOBluetooth/objc/IOBluetoothDeviceInquiry.h>
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#import <IOBluetooth/objc/IOBluetoothHostController.h>
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#import <IOBluetooth/objc/IOBluetoothL2CAPChannel.h>
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#include "Common.h"
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#include "wiiuse_internal.h"
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static int wiiuse_connect_single(struct wiimote_t *wm, char *address);
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IOBluetoothDevice *btd;
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IOBluetoothL2CAPChannel *ichan;
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IOBluetoothL2CAPChannel *cchan;
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#define QUEUE_SIZE 64
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struct buffer {
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char data[MAX_PAYLOAD];
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int len;
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} queue[QUEUE_SIZE];
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volatile int reader, writer, outstanding, watermark;
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@interface SearchBT: NSObject {
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@public
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unsigned int maxDevices;
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}
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@end
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@implementation SearchBT
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- (void) deviceInquiryComplete: (IOBluetoothDeviceInquiry *) sender
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error: (IOReturn) error
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aborted: (BOOL) aborted
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{
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CFRunLoopStop(CFRunLoopGetCurrent());
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}
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- (void) deviceInquiryDeviceFound: (IOBluetoothDeviceInquiry *) sender
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device: (IOBluetoothDevice *) device
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{
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NOTICE_LOG(WIIMOTE, "Discovered bluetooth device at %s: %s",
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[[device getAddressString] UTF8String],
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[[device getName] UTF8String]);
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if ([[sender foundDevices] count] == maxDevices)
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[sender stop];
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}
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@end
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@interface ConnectBT: NSObject {}
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@end
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@implementation ConnectBT
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- (void) l2capChannelData: (IOBluetoothL2CAPChannel *) l2capChannel
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data: (byte *) data
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length: (NSUInteger) length
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{
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// IOBluetoothDevice *device = [l2capChannel getDevice];
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if (length > MAX_PAYLOAD) {
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WARN_LOG(WIIMOTE, "Dropping wiimote packet - too large");
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return;
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}
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if (queue[writer].len != 0) {
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WARN_LOG(WIIMOTE, "Dropping wiimote packet - queue full");
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return;
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}
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memcpy(queue[writer].data, data, length);
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queue[writer].len = length;
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writer++;
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outstanding++;
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if (writer == QUEUE_SIZE)
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writer = 0;
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if (outstanding > watermark) {
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watermark = outstanding;
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WARN_LOG(WIIMOTE, "New wiimote queue watermark %d", watermark);
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}
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CFRunLoopStop(CFRunLoopGetCurrent());
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UpdateSystemActivity(1);
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}
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- (void) l2capChannelClosed: (IOBluetoothL2CAPChannel *) l2capChannel
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{
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// IOBluetoothDevice *device = [l2capChannel getDevice];
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WARN_LOG(WIIMOTE, "L2CAP channel was closed");
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if (l2capChannel == cchan)
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cchan = nil;
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if (l2capChannel == ichan)
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ichan = nil;
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}
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@end
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/**
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* @brief Find a wiimote or wiimotes.
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*
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* @param wm An array of wiimote_t structures.
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* @param max_wiimotes The number of wiimote structures in \a wm.
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* @param timeout The number of seconds before timing out.
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*
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* @return The number of wiimotes found.
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*
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* @see wiiuse_connect()
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*
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* This function will only look for wiimote devices.
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* When a device is found the address in the structures will be set.
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* You can then call wiiuse_connect() to connect to the found
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* devices.
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*/
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int wiiuse_find(struct wiimote_t **wm, int max_wiimotes, int timeout)
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{
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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IOBluetoothHostController *bth;
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IOBluetoothDeviceInquiry *bti;
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SearchBT *sbt;
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NSEnumerator *en;
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int i, found_devices = 0;
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bth = [[IOBluetoothHostController alloc] init];
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if ([bth addressAsString] == nil)
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{
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WARN_LOG(WIIMOTE, "No bluetooth host controller");
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[bth release];
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return 0;
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}
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sbt = [[SearchBT alloc] init];
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sbt->maxDevices = max_wiimotes;
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/*XXX*/ sbt->maxDevices = 1;
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bti = [[IOBluetoothDeviceInquiry alloc] init];
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[bti setDelegate: sbt];
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[bti setInquiryLength: timeout];
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[bti setSearchCriteria: kBluetoothServiceClassMajorAny
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majorDeviceClass: kBluetoothDeviceClassMajorPeripheral
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minorDeviceClass: kBluetoothDeviceClassMinorPeripheral2Joystick
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];
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IOReturn ret = [bti start];
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if (ret == kIOReturnSuccess)
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[bti retain];
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else
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ERROR_LOG(WIIMOTE, "Unable to do bluetooth discovery");
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CFRunLoopRun();
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[bti stop];
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found_devices = [[bti foundDevices] count];
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NOTICE_LOG(WIIMOTE, "Found %i bluetooth device(s).", found_devices);
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en = [[bti foundDevices] objectEnumerator];
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for (i = 0; i < found_devices; i++) {
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btd = [en nextObject];
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WIIMOTE_ENABLE_STATE(wm[i], WIIMOTE_STATE_DEV_FOUND);
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}
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[bth release];
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[bti release];
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[sbt release];
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[pool release];
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return found_devices;
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}
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/**
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* @brief Connect to a wiimote or wiimotes once an address is known.
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*
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* @param wm An array of wiimote_t structures.
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* @param wiimotes The number of wiimote structures in \a wm.
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*
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* @return The number of wiimotes that successfully connected.
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*
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* @see wiiuse_find()
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* @see wiiuse_connect_single()
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* @see wiiuse_disconnect()
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*
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* Connect to a number of wiimotes when the address is already set
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* in the wiimote_t structures. These addresses are normally set
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* by the wiiuse_find() function, but can also be set manually.
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*/
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int wiiuse_connect(struct wiimote_t **wm, int wiimotes)
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{
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int i, connected = 0;
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for (i = 0; i < wiimotes; ++i)
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{
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if (!WIIMOTE_IS_SET(wm[i], WIIMOTE_STATE_DEV_FOUND))
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continue;
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if (wiiuse_connect_single(wm[i], NULL))
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connected++;
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}
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return connected;
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}
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/**
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* @brief Connect to a wiimote with a known address.
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*
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* @param wm Pointer to a wiimote_t structure.
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* @param address The address of the device to connect to. If NULL,
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* use the address in the struct set by wiiuse_find().
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*
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* @return 1 on success, 0 on failure
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*/
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static int wiiuse_connect_single(struct wiimote_t *wm, char *address)
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{
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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ConnectBT *cbt = [[ConnectBT alloc] init];
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if (wm == NULL || WIIMOTE_IS_CONNECTED(wm))
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return 0;
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[btd openL2CAPChannelSync: &cchan
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withPSM: kBluetoothL2CAPPSMHIDControl delegate: cbt];
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[btd openL2CAPChannelSync: &ichan
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withPSM: kBluetoothL2CAPPSMHIDInterrupt delegate: cbt];
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if (ichan == NULL || cchan == NULL) {
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ERROR_LOG(WIIMOTE, "Unable to open L2CAP channels");
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wiiuse_disconnect(wm);
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}
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NOTICE_LOG(WIIMOTE, "Connected to wiimote [id %i].", wm->unid);
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WIIMOTE_ENABLE_STATE(wm, WIIMOTE_STATE_CONNECTED);
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wiiuse_set_report_type(wm);
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[cbt release];
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[pool release];
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return 1;
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}
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/**
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* @brief Disconnect a wiimote.
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*
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* @param wm Pointer to a wiimote_t structure.
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*
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* @see wiiuse_connect()
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*
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* Note that this will not free the wiimote structure.
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*/
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void wiiuse_disconnect(struct wiimote_t *wm)
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{
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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if (wm == NULL)
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return;
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NOTICE_LOG(WIIMOTE, "Disconnecting wiimote [id %i]", wm->unid);
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WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_CONNECTED);
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WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_HANDSHAKE);
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[cchan closeChannel];
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[ichan closeChannel];
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[btd closeConnection];
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[pool release];
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}
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int wiiuse_io_read(struct wiimote_t *wm)
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{
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int bytes;
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if (!WIIMOTE_IS_CONNECTED(wm))
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return 0;
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if (outstanding == 0)
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CFRunLoopRunInMode(kCFRunLoopDefaultMode, 1, true);
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if (queue[reader].len == 0)
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return 0;
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bytes = queue[reader].len;
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memcpy(wm->event_buf, queue[reader].data, bytes);
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queue[reader].len = 0;
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reader++;
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outstanding--;
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if (reader == QUEUE_SIZE)
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reader = 0;
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if (wm->event_buf[0] == '\0')
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bytes = 0;
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return bytes;
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}
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int wiiuse_io_write(struct wiimote_t *wm, byte *buf, int len)
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{
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IOReturn ret;
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ret = [cchan writeAsync: buf length: len refcon: nil];
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if (ret == kIOReturnSuccess)
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return len;
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else
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return 0;
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}
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