diff options
Diffstat (limited to 'input/ar.c')
| -rw-r--r-- | input/ar.c | 469 |
1 files changed, 0 insertions, 469 deletions
diff --git a/input/ar.c b/input/ar.c deleted file mode 100644 index 7b7cc8e3db..0000000000 --- a/input/ar.c +++ /dev/null @@ -1,469 +0,0 @@ -/* - * Apple Remote input interface - * - * Copyright (C) 2007 Zoltan Ponekker <pontscho at kac.poliod.hu> - * - * (modified a bit by Ulion <ulion2002 at gmail.com>) - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <IOKit/IOCFPlugIn.h> -#include <IOKit/hid/IOHIDLib.h> -#include <Carbon/Carbon.h> - -#include <sys/types.h> -#include <unistd.h> - -#include "input.h" -#include "ar.h" -#include "keycodes.h" - -extern int slave_mode; - -extern const double NSAppKitVersionNumber; - -typedef struct cookie_keycode_map { - char *cookies; - int seq_len; - int keycode; -} cookie_keycode_map_t; - -/* On tiger, 5 always follows 6; on leopard, 18 always follows 19. - * On leopard, there seems to be no cookie value of 5 or 6. - * Following is the shortened cookie sequence list - * keycode cookies_on_tiger cookies_on_leopard *down_state - * AR_PREV_HOLD 14+6+3+2 31+19+3+2 yes - * AR_NEXT_HOLD 14+6+4+2 31+19+4+2 yes - * AR_MENU_HOLD 14+6+14+6 31+19+31+19 - * AR_VUP 14+12+11+6 31+29+28+19 yes - * AR_VDOWN 14+13+11+6 31+30+28+19 yes - * AR_MENU 14+7+6+14+7+6 31+20+19+31+20+19 - * AR_PLAY 14+8+6+14+8+6 31+21+19+31+21+19 - * AR_NEXT 14+9+6+14+9+6 31+22+19+31+22+19 - * AR_PREV 14+10+6+14+10+6 31+23+19+31+23+19 - * AR_PLAY_HOLD 18+14+6+18+14+6 35+31+19+35+31+19 - * - * *down_state: A button with this feature has a pressed event and - * a released event, with which we can trace the state of the button. - * A button without this feature will only return one release event. - * - * hidden keys currently not implemented: - * hold for 5 secs - * MENU_NEXT_HOLD 15+14+6+15+14+6 - * MENU_PREV_HOLD 16+14+6+16+14+6 - * MENU_VUP_HOLD 20+14+6+20+14+6 - * MENU_VDOWN_HOLD 19+14+6+19+14+6 - * - * It seems that pressing 'menu' and 'play' on the Apple Remote for - * 5 seconds will trigger the make-pair function of the remote. - * MENU_PLAY_HOLD 21+15+14+6+15+14+6 - */ - -static const cookie_keycode_map_t ar_codes_tiger[] = { - { "\x0E\x06\x03\x02", 4, AR_PREV_HOLD }, - { "\x0E\x06\x04\x02", 4, AR_NEXT_HOLD }, - { "\x0E\x06\x0E\x06", 4, AR_MENU_HOLD }, - { "\x0E\x0C\x0B\x06", 4, AR_VUP }, - { "\x0E\x0D\x0B\x06", 4, AR_VDOWN }, - { "\x0E\x07\x06\x0E\x07\x06", 6, AR_MENU }, - { "\x0E\x08\x06\x0E\x08\x06", 6, AR_PLAY }, - { "\x0E\x09\x06\x0E\x09\x06", 6, AR_NEXT }, - { "\x0E\x0A\x06\x0E\x0A\x06", 6, AR_PREV }, - { "\x12\x0E\x06\x12\x0E\x06", 6, AR_PLAY_HOLD }, - { NULL, 0, MP_INPUT_NOTHING }, -}; - -static const cookie_keycode_map_t ar_codes_leopard[] = { - { "\x1F\x13\x03\x02", 4, AR_PREV_HOLD }, - { "\x1F\x13\x04\x02", 4, AR_NEXT_HOLD }, - { "\x1F\x13\x1F\x13", 4, AR_MENU_HOLD }, - { "\x1F\x1D\x1C\x13", 4, AR_VUP }, - { "\x1F\x1E\x1C\x13", 4, AR_VDOWN }, - { "\x1F\x14\x13\x1F\x14\x13", 6, AR_MENU }, - { "\x1F\x15\x13\x1F\x15\x13", 6, AR_PLAY }, - { "\x1F\x16\x13\x1F\x16\x13", 6, AR_NEXT }, - { "\x1F\x17\x13\x1F\x17\x13", 6, AR_PREV }, - { "\x23\x1F\x13\x23\x1F\x13", 6, AR_PLAY_HOLD }, - { NULL, 0, MP_INPUT_NOTHING }, -}; - -static int is_leopard; -static const cookie_keycode_map_t *ar_codes; - -static IOHIDQueueInterface **queue; -static IOHIDDeviceInterface **hidDeviceInterface = NULL; -static int initialized = 0; -static int hidDeviceIsOpen; - -/* Maximum number of elements in queue before oldest elements - in queue begin to be lost. Set to 16 to hold at least 2 events. */ -static const int MAX_QUEUE_SIZE = 16; - - -static int FindHIDDevices(mach_port_t masterPort, - io_iterator_t *hidObjectIterator) -{ - CFMutableDictionaryRef hidMatchDictionary; - IOReturn ioReturnValue; - - // Set up a matching dictionary to search the I/O Registry - // by class name for all HID class devices. - hidMatchDictionary = IOServiceMatching("AppleIRController"); - - // Now search I/O Registry for matching devices. - ioReturnValue = IOServiceGetMatchingServices(masterPort, - hidMatchDictionary, - hidObjectIterator); - - // If search is unsuccessful, print message and hang. - if (ioReturnValue != kIOReturnSuccess || - !IOIteratorIsValid(*hidObjectIterator)) { - return -1; - } - return 0; -} - -static int getHIDCookies(IOHIDDeviceInterface122 **handle, - IOHIDElementCookie **cookies, - int *nr_cookies) -{ - CFTypeRef object; - long number; - CFArrayRef elements; - CFDictionaryRef element; - CFIndex i; - - *nr_cookies = 0; - - if (!handle || !(*handle)) - return -1; - - // Copy all elements, since we're grabbing most of the elements - // for this device anyway, and thus, it's faster to iterate them - // ourselves. When grabbing only one or two elements, a matching - // dictionary should be passed in here instead of NULL. - if (((*handle)->copyMatchingElements(handle, NULL, &elements)) != kIOReturnSuccess) - return -1; - - // No elements, still a valid result. - if (CFArrayGetCount(elements)==0) - return 0; - - *cookies = calloc(CFArrayGetCount(elements), sizeof(IOHIDElementCookie)); - if (*cookies == NULL) - return -1; - - for (i=0; i<CFArrayGetCount(elements); i++) { - element = CFArrayGetValueAtIndex(elements, i); - - // Get cookie. - object = CFDictionaryGetValue(element, CFSTR(kIOHIDElementCookieKey)); - if (object == 0 || CFGetTypeID(object) != CFNumberGetTypeID()) - continue; - if (!CFNumberGetValue((CFNumberRef)object, kCFNumberLongType, &number)) - continue; - (*cookies)[(*nr_cookies)++] = (IOHIDElementCookie)number; - } - - return 0; -} - -static int CreateHIDDeviceInterface(io_object_t hidDevice, - IOHIDDeviceInterface ***hidDeviceInterface) -{ - io_name_t className; - IOCFPlugInInterface **plugInInterface = NULL; - SInt32 score = 0; - - if (IOObjectGetClass(hidDevice, className) != kIOReturnSuccess) - return -1; - - if (IOCreatePlugInInterfaceForService(hidDevice, - kIOHIDDeviceUserClientTypeID, - kIOCFPlugInInterfaceID, - &plugInInterface, - &score) != kIOReturnSuccess) - return -1; - - // Call a method of the intermediate plugin to create the device interface - if ((*plugInInterface)->QueryInterface(plugInInterface, - CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID), - (LPVOID)hidDeviceInterface) != S_OK - || *hidDeviceInterface == NULL || **hidDeviceInterface == NULL) { - (*plugInInterface)->Release(plugInInterface); - return -1; - } - - (*plugInInterface)->Release(plugInInterface); - - return 0; -} - -int mp_input_ar_init(void) -{ - io_iterator_t hidObjectIterator; - io_object_t hidDevice; - int i; - IOHIDElementCookie *cookies = NULL; - int nr_cookies = 0; - - if (initialized) - mp_input_ar_close(-1); - - if (floor(NSAppKitVersionNumber) <= 824 /* NSAppKitVersionNumber10_4 */) { - ar_codes = &ar_codes_tiger[0]; - is_leopard = 0; - } - else { - ar_codes = &ar_codes_leopard[0]; - is_leopard = 1; - } - - if (FindHIDDevices(kIOMasterPortDefault, &hidObjectIterator)) - return -1; - - // Multiple controls could be found, we only use the first usable one. - while ((hidDevice = IOIteratorNext(hidObjectIterator))) { - if (CreateHIDDeviceInterface(hidDevice, &hidDeviceInterface) < 0) { - hidDeviceInterface = NULL; - IOObjectRelease(hidDevice); - continue; - } - if (getHIDCookies((IOHIDDeviceInterface122 **)hidDeviceInterface, - &cookies, - &nr_cookies) < 0) { - (*hidDeviceInterface)->Release(hidDeviceInterface); - hidDeviceInterface = NULL; - IOObjectRelease(hidDevice); - continue; - } - IOObjectRelease(hidDevice); - break; - } - if (hidDeviceInterface == NULL) - goto mp_input_ar_init_error; - - // Open the device. - if ((*hidDeviceInterface)->open(hidDeviceInterface, - kIOHIDOptionsTypeSeizeDevice) != kIOReturnSuccess) - goto mp_input_ar_init_error; - hidDeviceIsOpen = 1; - - if ((queue = (*hidDeviceInterface)->allocQueue(hidDeviceInterface)) == NULL - || *queue == NULL) - goto mp_input_ar_init_error; - - // Create the queue. - (*queue)->create(queue, 0, MAX_QUEUE_SIZE); - - // Add elements to the queue to make the queue work. - // On tiger, it's a sequence from 1 to 21, - // maybe it's the range of cookie values. - for (i = 0;i < nr_cookies;i++) - (*queue)->addElement(queue, cookies[i], 0); - - // not used anymore - free(cookies); - - // Start data delivery to the queue. - (*queue)->start(queue); - - // not useful anymore - IOObjectRelease(hidObjectIterator); - - initialized = 1; - return 0; - -mp_input_ar_init_error: - free(cookies); - if (hidDeviceInterface != NULL) { - if (*hidDeviceInterface != NULL) { - (*hidDeviceInterface)->close(hidDeviceInterface); - (*hidDeviceInterface)->Release(hidDeviceInterface); - } - hidDeviceInterface = NULL; - } - IOObjectRelease(hidObjectIterator); - return -1; -} - -static int is_mplayer_front(void) -{ - ProcessSerialNumber myProc, frProc; - Boolean sameProc; - pid_t parentPID; - - if (GetFrontProcess(&frProc) == noErr - && GetCurrentProcess(&myProc) == noErr - && SameProcess(&frProc, &myProc, &sameProc) == noErr) { - if (sameProc) - return 1; - // If MPlayer is running in slave mode, also check parent process. - if (slave_mode && GetProcessPID(&frProc, &parentPID) == noErr) - return parentPID==getppid(); - } - return 0; -} - -int mp_input_ar_read(void *ctx, int fd) -{ - int i, down = 0; - int ret = MP_INPUT_NOTHING; - AbsoluteTime zeroTime = {0,0}; - IOHIDEventStruct event; - static int prev_event = 0; - IOReturn result = kIOReturnSuccess; - - const cookie_keycode_map_t *ar_code; - int cookie_nr = 0; - char cookie_queue[MAX_QUEUE_SIZE]; - int value_queue[MAX_QUEUE_SIZE]; - - if (initialized == 0) - return MP_INPUT_NOTHING; - - while ((result = (*queue)->getNextEvent(queue, &event, zeroTime, 0)) == kIOReturnSuccess) { -#ifdef TEST - printf(" - event cookie: %d, value: %d, long value: %d\n", - (int)event.elementCookie, (int)event.value, (int)event.longValue); -#endif - // Shorten cookie sequence by removing cookies value 5 and 18, - // since 5 always follows 6 (on tiger), 18 follows 19 (on leopard). - if ((int)event.elementCookie == 5 - || ((int)event.elementCookie == 18 && is_leopard)) - continue; - // Check valid cookie range. - if ((int)event.elementCookie > 35 || (int)event.elementCookie < 2) { - cookie_nr = 0; - continue; - } - cookie_queue[cookie_nr] = (char)(int)event.elementCookie; - value_queue[cookie_nr++] = event.value; - // 4 cookies are necessary to make up a valid sequence. - if (cookie_nr>=4) { - // Find matching sequence. - ar_code = ar_codes; - while (ar_code->cookies != NULL && - (cookie_nr < ar_code->seq_len || - 0 != memcmp(ar_code->cookies, - &cookie_queue[cookie_nr-ar_code->seq_len], - ar_code->seq_len))) - ++ar_code; - if (ar_code->cookies != NULL) { - ret = ar_code->keycode; - switch (ret) { - // For these 4 keys, the remote can keep a hold state. - case AR_VUP: - case AR_VDOWN: - case AR_NEXT_HOLD: - case AR_PREV_HOLD: - for (i = cookie_nr-ar_code->seq_len; i < cookie_nr; ++i) { - if (value_queue[i]) { - down = MP_KEY_DOWN; - break; - } - } - break; - default: - down = 0; - } - } - } - } - - if (!is_mplayer_front()) { - if (hidDeviceIsOpen) { - (*hidDeviceInterface)->close(hidDeviceInterface); - hidDeviceIsOpen = 0; - - // Read out all pending events. - while (result == kIOReturnSuccess) - result = (*queue)->getNextEvent(queue, &event, zeroTime, 0); - } - return MP_INPUT_NOTHING; - } - // If we are switched from running as a foreground process to a - // background process and back again, re-open the device to make - // sure we are not affected by the system or other applications - // using the Apple Remote. - else if (!hidDeviceIsOpen) { - if ((*hidDeviceInterface)->open(hidDeviceInterface, - kIOHIDOptionsTypeSeizeDevice) == kIOReturnSuccess) - hidDeviceIsOpen = 1; - } - - if (ret > 0) - prev_event = ret; - return ret | down; -} - -int mp_input_ar_close(int fd) -{ - if (initialized == 0) - return 0; - - // Close the device. - (*hidDeviceInterface)->close(hidDeviceInterface); - - // Stop data delivery to queue. - (*queue)->stop(queue); - // Dispose of queue. - (*queue)->dispose(queue); - // Release the queue we allocated. - (*queue)->Release(queue); - - // Release the interface. - (*hidDeviceInterface)->Release(hidDeviceInterface); - - initialized = 0; - return 0; -} - -#ifdef TEST -int main(void) -{ - int ret; - - if (mp_input_ar_init() < 0) { - printf("Unable to initialize Apple Remote.\n"); - return 1; - } - - while (1) { - switch ((ret = mp_input_ar_read(NULL, 0)) & ~MP_KEY_DOWN) { - case AR_PLAY: printf(" - AR_PLAY."); break; - case AR_PLAY_HOLD: printf(" - AR_PLAY_HOLD."); break; - case AR_NEXT: printf(" - AR_NEXT."); break; - case AR_NEXT_HOLD: printf(" - AR_NEXT_HOLD."); break; - case AR_PREV: printf(" - AR_PREV."); break; - case AR_PREV_HOLD: printf(" - AR_PREV_HOLD."); break; - case AR_MENU: printf(" - AR_MENU."); break; - case AR_MENU_HOLD: printf(" - AR_MENU_HOLD."); break; - case AR_VUP: printf(" - AR_VUP."); break; - case AR_VDOWN: printf(" - AR_VDOWN."); break; - } - if ((ret > 0 )&&(ret & MP_KEY_DOWN)) - printf(" [hold]"); - if (ret > 0) - printf("\n"); - } - - mp_input_ar_close(0); - return 0; -} -#endif |