1092 lines
28 KiB
C
1092 lines
28 KiB
C
/*
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* Copyright 2019 Nikolay Sivov for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#define COBJMACROS
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#include "wine/debug.h"
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#include "wine/heap.h"
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#include "wine/list.h"
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#include "mfplat_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
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#define FIRST_USER_QUEUE_HANDLE 5
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#define MAX_USER_QUEUE_HANDLES 124
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#define WAIT_ITEM_KEY_MASK (0x82000000)
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#define SCHEDULED_ITEM_KEY_MASK (0x80000000)
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static LONG next_item_key;
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static MFWORKITEM_KEY get_item_key(DWORD mask, DWORD key)
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{
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return ((MFWORKITEM_KEY)mask << 32) | key;
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}
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static MFWORKITEM_KEY generate_item_key(DWORD mask)
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{
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return get_item_key(mask, InterlockedIncrement(&next_item_key));
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}
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struct work_item
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{
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struct list entry;
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LONG refcount;
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IMFAsyncResult *result;
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struct queue *queue;
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MFWORKITEM_KEY key;
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union
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{
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TP_WAIT *wait_object;
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TP_TIMER *timer_object;
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} u;
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};
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struct queue
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{
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TP_POOL *pool;
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TP_CALLBACK_ENVIRON env;
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CRITICAL_SECTION cs;
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struct list pending_items;
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};
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struct queue_handle
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{
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void *obj;
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LONG refcount;
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WORD generation;
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};
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static struct queue_handle user_queues[MAX_USER_QUEUE_HANDLES];
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static struct queue_handle *next_free_user_queue;
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static struct queue_handle *next_unused_user_queue = user_queues;
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static WORD queue_generation;
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static CRITICAL_SECTION queues_section;
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static CRITICAL_SECTION_DEBUG queues_critsect_debug =
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{
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0, 0, &queues_section,
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{ &queues_critsect_debug.ProcessLocksList, &queues_critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": queues_section") }
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};
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static CRITICAL_SECTION queues_section = { &queues_critsect_debug, -1, 0, 0, 0, 0 };
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static struct queue_handle *get_queue_obj(DWORD handle)
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{
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unsigned int idx = HIWORD(handle) - FIRST_USER_QUEUE_HANDLE;
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if (idx < MAX_USER_QUEUE_HANDLES && user_queues[idx].refcount)
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{
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if (LOWORD(handle) == user_queues[idx].generation)
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return &user_queues[idx];
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}
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return NULL;
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}
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enum system_queue_index
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{
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SYS_QUEUE_STANDARD = 0,
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SYS_QUEUE_RT,
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SYS_QUEUE_IO,
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SYS_QUEUE_TIMER,
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SYS_QUEUE_MULTITHREADED,
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SYS_QUEUE_DO_NOT_USE,
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SYS_QUEUE_LONG_FUNCTION,
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SYS_QUEUE_COUNT,
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};
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static struct queue system_queues[SYS_QUEUE_COUNT];
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static struct queue *get_system_queue(DWORD queue_id)
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{
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switch (queue_id)
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{
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case MFASYNC_CALLBACK_QUEUE_STANDARD:
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case MFASYNC_CALLBACK_QUEUE_RT:
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case MFASYNC_CALLBACK_QUEUE_IO:
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case MFASYNC_CALLBACK_QUEUE_TIMER:
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case MFASYNC_CALLBACK_QUEUE_MULTITHREADED:
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case MFASYNC_CALLBACK_QUEUE_LONG_FUNCTION:
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return &system_queues[queue_id - 1];
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default:
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return NULL;
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}
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}
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static void CALLBACK standard_queue_cleanup_callback(void *object_data, void *group_data)
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{
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}
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static struct work_item * alloc_work_item(struct queue *queue, IMFAsyncResult *result)
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{
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struct work_item *item;
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item = heap_alloc_zero(sizeof(*item));
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item->result = result;
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IMFAsyncResult_AddRef(item->result);
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item->refcount = 1;
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item->queue = queue;
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list_init(&item->entry);
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return item;
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}
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static void release_work_item(struct work_item *item)
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{
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if (InterlockedDecrement(&item->refcount) == 0)
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{
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IMFAsyncResult_Release(item->result);
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heap_free(item);
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}
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}
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static void init_work_queue(MFASYNC_WORKQUEUE_TYPE queue_type, struct queue *queue)
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{
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unsigned int max_thread;
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queue->pool = CreateThreadpool(NULL);
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queue->env.Version = 1;
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queue->env.Pool = queue->pool;
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queue->env.CleanupGroup = CreateThreadpoolCleanupGroup();
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queue->env.CleanupGroupCancelCallback = standard_queue_cleanup_callback;
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list_init(&queue->pending_items);
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InitializeCriticalSection(&queue->cs);
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max_thread = (queue_type == MF_STANDARD_WORKQUEUE || queue_type == MF_WINDOW_WORKQUEUE) ? 1 : 4;
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SetThreadpoolThreadMinimum(queue->pool, 1);
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SetThreadpoolThreadMaximum(queue->pool, max_thread);
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if (queue_type == MF_WINDOW_WORKQUEUE)
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FIXME("MF_WINDOW_WORKQUEUE is not supported.\n");
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}
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static HRESULT grab_queue(DWORD queue_id, struct queue **ret)
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{
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struct queue *queue = get_system_queue(queue_id);
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MFASYNC_WORKQUEUE_TYPE queue_type;
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struct queue_handle *entry;
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if (!system_queues[SYS_QUEUE_STANDARD].pool)
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return MF_E_SHUTDOWN;
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if (queue && queue->pool)
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{
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*ret = queue;
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return S_OK;
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}
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else if (queue)
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{
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EnterCriticalSection(&queues_section);
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switch (queue_id)
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{
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case MFASYNC_CALLBACK_QUEUE_IO:
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case MFASYNC_CALLBACK_QUEUE_MULTITHREADED:
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case MFASYNC_CALLBACK_QUEUE_LONG_FUNCTION:
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queue_type = MF_MULTITHREADED_WORKQUEUE;
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break;
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default:
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queue_type = MF_STANDARD_WORKQUEUE;
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}
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init_work_queue(queue_type, queue);
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LeaveCriticalSection(&queues_section);
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*ret = queue;
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return S_OK;
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}
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/* Handles user queues. */
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if ((entry = get_queue_obj(queue_id)))
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*ret = entry->obj;
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return *ret ? S_OK : MF_E_INVALID_WORKQUEUE;
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}
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void init_system_queues(void)
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{
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/* Always initialize standard queue, keep the rest lazy. */
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EnterCriticalSection(&queues_section);
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if (system_queues[SYS_QUEUE_STANDARD].pool)
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{
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LeaveCriticalSection(&queues_section);
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return;
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}
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init_work_queue(MF_STANDARD_WORKQUEUE, &system_queues[SYS_QUEUE_STANDARD]);
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LeaveCriticalSection(&queues_section);
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}
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static HRESULT lock_user_queue(DWORD queue)
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{
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HRESULT hr = MF_E_INVALID_WORKQUEUE;
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struct queue_handle *entry;
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if (!(queue & MFASYNC_CALLBACK_QUEUE_PRIVATE_MASK))
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return S_OK;
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EnterCriticalSection(&queues_section);
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entry = get_queue_obj(queue);
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if (entry && entry->refcount)
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{
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entry->refcount++;
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hr = S_OK;
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}
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LeaveCriticalSection(&queues_section);
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return hr;
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}
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static void shutdown_queue(struct queue *queue)
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{
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struct work_item *item, *item2;
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if (!queue->pool)
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return;
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CloseThreadpoolCleanupGroupMembers(queue->env.CleanupGroup, TRUE, NULL);
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CloseThreadpool(queue->pool);
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queue->pool = NULL;
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EnterCriticalSection(&queue->cs);
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LIST_FOR_EACH_ENTRY_SAFE(item, item2, &queue->pending_items, struct work_item, entry)
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{
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list_remove(&item->entry);
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release_work_item(item);
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}
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LeaveCriticalSection(&queue->cs);
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DeleteCriticalSection(&queue->cs);
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}
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static HRESULT unlock_user_queue(DWORD queue)
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{
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HRESULT hr = MF_E_INVALID_WORKQUEUE;
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struct queue_handle *entry;
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if (!(queue & MFASYNC_CALLBACK_QUEUE_PRIVATE_MASK))
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return S_OK;
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EnterCriticalSection(&queues_section);
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entry = get_queue_obj(queue);
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if (entry && entry->refcount)
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{
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if (--entry->refcount == 0)
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{
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shutdown_queue((struct queue *)entry->obj);
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heap_free(entry->obj);
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entry->obj = next_free_user_queue;
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next_free_user_queue = entry;
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}
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hr = S_OK;
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}
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LeaveCriticalSection(&queues_section);
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return hr;
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}
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void shutdown_system_queues(void)
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{
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unsigned int i;
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EnterCriticalSection(&queues_section);
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for (i = 0; i < ARRAY_SIZE(system_queues); ++i)
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{
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shutdown_queue(&system_queues[i]);
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}
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LeaveCriticalSection(&queues_section);
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}
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static struct work_item *grab_work_item(struct work_item *item)
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{
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InterlockedIncrement(&item->refcount);
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return item;
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}
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static void CALLBACK standard_queue_worker(TP_CALLBACK_INSTANCE *instance, void *context, TP_WORK *work)
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{
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struct work_item *item = context;
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MFASYNCRESULT *result = (MFASYNCRESULT *)item->result;
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TRACE("result object %p.\n", result);
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IMFAsyncCallback_Invoke(result->pCallback, item->result);
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release_work_item(item);
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}
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static HRESULT queue_submit_item(struct queue *queue, IMFAsyncResult *result)
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{
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struct work_item *item;
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TP_WORK *work_object;
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if (!(item = alloc_work_item(queue, result)))
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return E_OUTOFMEMORY;
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work_object = CreateThreadpoolWork(standard_queue_worker, item, &queue->env);
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SubmitThreadpoolWork(work_object);
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TRACE("dispatched %p.\n", result);
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return S_OK;
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}
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static HRESULT queue_put_work_item(DWORD queue_id, IMFAsyncResult *result)
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{
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struct queue *queue;
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HRESULT hr;
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if (FAILED(hr = grab_queue(queue_id, &queue)))
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return hr;
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hr = queue_submit_item(queue, result);
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return hr;
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}
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static HRESULT invoke_async_callback(IMFAsyncResult *result)
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{
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MFASYNCRESULT *result_data = (MFASYNCRESULT *)result;
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DWORD queue = MFASYNC_CALLBACK_QUEUE_STANDARD, flags;
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HRESULT hr;
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if (FAILED(IMFAsyncCallback_GetParameters(result_data->pCallback, &flags, &queue)))
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queue = MFASYNC_CALLBACK_QUEUE_STANDARD;
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if (FAILED(lock_user_queue(queue)))
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queue = MFASYNC_CALLBACK_QUEUE_STANDARD;
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hr = queue_put_work_item(queue, result);
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unlock_user_queue(queue);
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return hr;
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}
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static void queue_release_pending_item(struct work_item *item)
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{
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EnterCriticalSection(&item->queue->cs);
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if (item->key)
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{
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list_remove(&item->entry);
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item->key = 0;
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release_work_item(item);
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}
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LeaveCriticalSection(&item->queue->cs);
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}
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static void CALLBACK waiting_item_callback(TP_CALLBACK_INSTANCE *instance, void *context, TP_WAIT *wait,
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TP_WAIT_RESULT wait_result)
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{
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struct work_item *item = context;
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TRACE("result object %p.\n", item->result);
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invoke_async_callback(item->result);
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release_work_item(item);
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}
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static void CALLBACK waiting_item_cancelable_callback(TP_CALLBACK_INSTANCE *instance, void *context, TP_WAIT *wait,
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TP_WAIT_RESULT wait_result)
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{
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struct work_item *item = context;
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TRACE("result object %p.\n", item->result);
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queue_release_pending_item(item);
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invoke_async_callback(item->result);
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release_work_item(item);
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}
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static void CALLBACK scheduled_item_callback(TP_CALLBACK_INSTANCE *instance, void *context, TP_TIMER *timer)
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{
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struct work_item *item = context;
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TRACE("result object %p.\n", item->result);
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invoke_async_callback(item->result);
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release_work_item(item);
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}
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static void CALLBACK scheduled_item_cancelable_callback(TP_CALLBACK_INSTANCE *instance, void *context, TP_TIMER *timer)
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{
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struct work_item *item = context;
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TRACE("result object %p.\n", item->result);
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queue_release_pending_item(item);
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invoke_async_callback(item->result);
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release_work_item(item);
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}
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static void CALLBACK periodic_item_callback(TP_CALLBACK_INSTANCE *instance, void *context, TP_TIMER *timer)
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{
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struct work_item *item = grab_work_item(context);
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invoke_async_callback(item->result);
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release_work_item(item);
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}
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static void queue_mark_item_pending(DWORD mask, struct work_item *item, MFWORKITEM_KEY *key)
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{
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*key = generate_item_key(mask);
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item->key = *key;
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EnterCriticalSection(&item->queue->cs);
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list_add_tail(&item->queue->pending_items, &item->entry);
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grab_work_item(item);
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LeaveCriticalSection(&item->queue->cs);
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}
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static HRESULT queue_submit_wait(struct queue *queue, HANDLE event, LONG priority, IMFAsyncResult *result,
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MFWORKITEM_KEY *key)
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{
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PTP_WAIT_CALLBACK callback;
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struct work_item *item;
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if (!(item = alloc_work_item(queue, result)))
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return E_OUTOFMEMORY;
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if (key)
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{
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queue_mark_item_pending(WAIT_ITEM_KEY_MASK, item, key);
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callback = waiting_item_cancelable_callback;
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}
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else
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callback = waiting_item_callback;
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item->u.wait_object = CreateThreadpoolWait(callback, item, &queue->env);
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SetThreadpoolWait(item->u.wait_object, event, NULL);
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TRACE("dispatched %p.\n", result);
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return S_OK;
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}
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static HRESULT queue_submit_timer(struct queue *queue, IMFAsyncResult *result, INT64 timeout, DWORD period,
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MFWORKITEM_KEY *key)
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{
|
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PTP_TIMER_CALLBACK callback;
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struct work_item *item;
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FILETIME filetime;
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LARGE_INTEGER t;
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if (!(item = alloc_work_item(queue, result)))
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return E_OUTOFMEMORY;
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if (key)
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{
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queue_mark_item_pending(SCHEDULED_ITEM_KEY_MASK, item, key);
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}
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if (period)
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callback = periodic_item_callback;
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else
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callback = key ? scheduled_item_cancelable_callback : scheduled_item_callback;
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t.QuadPart = timeout * 1000 * 10;
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filetime.dwLowDateTime = t.u.LowPart;
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filetime.dwHighDateTime = t.u.HighPart;
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item->u.timer_object = CreateThreadpoolTimer(callback, item, &queue->env);
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SetThreadpoolTimer(item->u.timer_object, &filetime, period, 0);
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TRACE("dispatched %p.\n", result);
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return S_OK;
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}
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|
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static HRESULT queue_cancel_item(struct queue *queue, MFWORKITEM_KEY key)
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{
|
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HRESULT hr = MF_E_NOT_FOUND;
|
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struct work_item *item;
|
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|
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EnterCriticalSection(&queue->cs);
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LIST_FOR_EACH_ENTRY(item, &queue->pending_items, struct work_item, entry)
|
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{
|
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if (item->key == key)
|
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{
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key >>= 32;
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if ((key & WAIT_ITEM_KEY_MASK) == WAIT_ITEM_KEY_MASK)
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CloseThreadpoolWait(item->u.wait_object);
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else if ((key & SCHEDULED_ITEM_KEY_MASK) == SCHEDULED_ITEM_KEY_MASK)
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CloseThreadpoolTimer(item->u.timer_object);
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else
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WARN("Unknown item key mask %#x.\n", (DWORD)key);
|
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queue_release_pending_item(item);
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hr = S_OK;
|
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break;
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}
|
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}
|
|
LeaveCriticalSection(&queue->cs);
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|
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return hr;
|
|
}
|
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|
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static HRESULT alloc_user_queue(MFASYNC_WORKQUEUE_TYPE queue_type, DWORD *queue_id)
|
|
{
|
|
struct queue_handle *entry;
|
|
struct queue *queue;
|
|
unsigned int idx;
|
|
|
|
*queue_id = MFASYNC_CALLBACK_QUEUE_UNDEFINED;
|
|
|
|
if (!is_platform_locked())
|
|
return MF_E_SHUTDOWN;
|
|
|
|
queue = heap_alloc_zero(sizeof(*queue));
|
|
if (!queue)
|
|
return E_OUTOFMEMORY;
|
|
init_work_queue(queue_type, queue);
|
|
|
|
EnterCriticalSection(&queues_section);
|
|
|
|
entry = next_free_user_queue;
|
|
if (entry)
|
|
next_free_user_queue = entry->obj;
|
|
else if (next_unused_user_queue < user_queues + MAX_USER_QUEUE_HANDLES)
|
|
entry = next_unused_user_queue++;
|
|
else
|
|
{
|
|
LeaveCriticalSection(&queues_section);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
entry->refcount = 1;
|
|
entry->obj = queue;
|
|
if (++queue_generation == 0xffff) queue_generation = 1;
|
|
entry->generation = queue_generation;
|
|
idx = entry - user_queues + FIRST_USER_QUEUE_HANDLE;
|
|
*queue_id = (idx << 16) | entry->generation;
|
|
|
|
LeaveCriticalSection(&queues_section);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
struct async_result
|
|
{
|
|
MFASYNCRESULT result;
|
|
LONG refcount;
|
|
IUnknown *object;
|
|
IUnknown *state;
|
|
};
|
|
|
|
static struct async_result *impl_from_IMFAsyncResult(IMFAsyncResult *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, struct async_result, result.AsyncResult);
|
|
}
|
|
|
|
static HRESULT WINAPI async_result_QueryInterface(IMFAsyncResult *iface, REFIID riid, void **obj)
|
|
{
|
|
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
|
|
|
|
if (IsEqualIID(riid, &IID_IMFAsyncResult) ||
|
|
IsEqualIID(riid, &IID_IUnknown))
|
|
{
|
|
*obj = iface;
|
|
IMFAsyncResult_AddRef(iface);
|
|
return S_OK;
|
|
}
|
|
|
|
*obj = NULL;
|
|
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI async_result_AddRef(IMFAsyncResult *iface)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
ULONG refcount = InterlockedIncrement(&result->refcount);
|
|
|
|
TRACE("%p, %u.\n", iface, refcount);
|
|
|
|
return refcount;
|
|
}
|
|
|
|
static ULONG WINAPI async_result_Release(IMFAsyncResult *iface)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
ULONG refcount = InterlockedDecrement(&result->refcount);
|
|
|
|
TRACE("%p, %u.\n", iface, refcount);
|
|
|
|
if (!refcount)
|
|
{
|
|
if (result->result.pCallback)
|
|
IMFAsyncCallback_Release(result->result.pCallback);
|
|
if (result->object)
|
|
IUnknown_Release(result->object);
|
|
if (result->state)
|
|
IUnknown_Release(result->state);
|
|
heap_free(result);
|
|
|
|
MFUnlockPlatform();
|
|
}
|
|
|
|
return refcount;
|
|
}
|
|
|
|
static HRESULT WINAPI async_result_GetState(IMFAsyncResult *iface, IUnknown **state)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
|
|
TRACE("%p, %p.\n", iface, state);
|
|
|
|
if (!result->state)
|
|
return E_POINTER;
|
|
|
|
*state = result->state;
|
|
IUnknown_AddRef(*state);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI async_result_GetStatus(IMFAsyncResult *iface)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
|
|
TRACE("%p.\n", iface);
|
|
|
|
return result->result.hrStatusResult;
|
|
}
|
|
|
|
static HRESULT WINAPI async_result_SetStatus(IMFAsyncResult *iface, HRESULT status)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
|
|
TRACE("%p, %#x.\n", iface, status);
|
|
|
|
result->result.hrStatusResult = status;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI async_result_GetObject(IMFAsyncResult *iface, IUnknown **object)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
|
|
TRACE("%p, %p.\n", iface, object);
|
|
|
|
if (!result->object)
|
|
return E_POINTER;
|
|
|
|
*object = result->object;
|
|
IUnknown_AddRef(*object);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static IUnknown * WINAPI async_result_GetStateNoAddRef(IMFAsyncResult *iface)
|
|
{
|
|
struct async_result *result = impl_from_IMFAsyncResult(iface);
|
|
|
|
TRACE("%p.\n", iface);
|
|
|
|
return result->state;
|
|
}
|
|
|
|
static const IMFAsyncResultVtbl async_result_vtbl =
|
|
{
|
|
async_result_QueryInterface,
|
|
async_result_AddRef,
|
|
async_result_Release,
|
|
async_result_GetState,
|
|
async_result_GetStatus,
|
|
async_result_SetStatus,
|
|
async_result_GetObject,
|
|
async_result_GetStateNoAddRef,
|
|
};
|
|
|
|
static HRESULT create_async_result(IUnknown *object, IMFAsyncCallback *callback, IUnknown *state, IMFAsyncResult **out)
|
|
{
|
|
struct async_result *result;
|
|
|
|
if (!out)
|
|
return E_INVALIDARG;
|
|
|
|
result = heap_alloc_zero(sizeof(*result));
|
|
if (!result)
|
|
return E_OUTOFMEMORY;
|
|
|
|
MFLockPlatform();
|
|
|
|
result->result.AsyncResult.lpVtbl = &async_result_vtbl;
|
|
result->refcount = 1;
|
|
result->object = object;
|
|
if (result->object)
|
|
IUnknown_AddRef(result->object);
|
|
result->result.pCallback = callback;
|
|
if (result->result.pCallback)
|
|
IMFAsyncCallback_AddRef(result->result.pCallback);
|
|
result->state = state;
|
|
if (result->state)
|
|
IUnknown_AddRef(result->state);
|
|
|
|
*out = &result->result.AsyncResult;
|
|
|
|
TRACE("Created async result object %p.\n", *out);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFCreateAsyncResult (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFCreateAsyncResult(IUnknown *object, IMFAsyncCallback *callback, IUnknown *state, IMFAsyncResult **out)
|
|
{
|
|
TRACE("%p, %p, %p, %p.\n", object, callback, state, out);
|
|
|
|
return create_async_result(object, callback, state, out);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFAllocateWorkQueue (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFAllocateWorkQueue(DWORD *queue)
|
|
{
|
|
TRACE("%p.\n", queue);
|
|
|
|
return alloc_user_queue(MF_STANDARD_WORKQUEUE, queue);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFAllocateWorkQueueEx (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFAllocateWorkQueueEx(MFASYNC_WORKQUEUE_TYPE queue_type, DWORD *queue)
|
|
{
|
|
TRACE("%d, %p.\n", queue_type, queue);
|
|
|
|
return alloc_user_queue(queue_type, queue);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFLockWorkQueue (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFLockWorkQueue(DWORD queue)
|
|
{
|
|
TRACE("%#x.\n", queue);
|
|
|
|
return lock_user_queue(queue);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFUnlockWorkQueue (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFUnlockWorkQueue(DWORD queue)
|
|
{
|
|
TRACE("%#x.\n", queue);
|
|
|
|
return unlock_user_queue(queue);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFPutWorkItem (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFPutWorkItem(DWORD queue, IMFAsyncCallback *callback, IUnknown *state)
|
|
{
|
|
IMFAsyncResult *result;
|
|
HRESULT hr;
|
|
|
|
TRACE("%#x, %p, %p.\n", queue, callback, state);
|
|
|
|
if (FAILED(hr = MFCreateAsyncResult(NULL, callback, state, &result)))
|
|
return hr;
|
|
|
|
hr = queue_put_work_item(queue, result);
|
|
|
|
IMFAsyncResult_Release(result);
|
|
|
|
return hr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFPutWorkItemEx (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFPutWorkItemEx(DWORD queue, IMFAsyncResult *result)
|
|
{
|
|
TRACE("%#x, %p\n", queue, result);
|
|
|
|
return queue_put_work_item(queue, result);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFInvokeCallback (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFInvokeCallback(IMFAsyncResult *result)
|
|
{
|
|
TRACE("%p.\n", result);
|
|
|
|
return invoke_async_callback(result);
|
|
}
|
|
|
|
static HRESULT schedule_work_item(IMFAsyncResult *result, INT64 timeout, MFWORKITEM_KEY *key)
|
|
{
|
|
struct queue *queue;
|
|
HRESULT hr;
|
|
|
|
if (FAILED(hr = grab_queue(MFASYNC_CALLBACK_QUEUE_TIMER, &queue)))
|
|
return hr;
|
|
|
|
TRACE("%p, %s, %p.\n", result, wine_dbgstr_longlong(timeout), key);
|
|
|
|
hr = queue_submit_timer(queue, result, timeout, 0, key);
|
|
|
|
return hr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFScheduleWorkItemEx (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFScheduleWorkItemEx(IMFAsyncResult *result, INT64 timeout, MFWORKITEM_KEY *key)
|
|
{
|
|
TRACE("%p, %s, %p.\n", result, wine_dbgstr_longlong(timeout), key);
|
|
|
|
return schedule_work_item(result, timeout, key);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFScheduleWorkItemEx (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFScheduleWorkItem(IMFAsyncCallback *callback, IUnknown *state, INT64 timeout, MFWORKITEM_KEY *key)
|
|
{
|
|
IMFAsyncResult *result;
|
|
HRESULT hr;
|
|
|
|
TRACE("%p, %p, %s, %p.\n", callback, state, wine_dbgstr_longlong(timeout), key);
|
|
|
|
if (FAILED(hr = MFCreateAsyncResult(NULL, callback, state, &result)))
|
|
return hr;
|
|
|
|
hr = schedule_work_item(result, timeout, key);
|
|
|
|
IMFAsyncResult_Release(result);
|
|
|
|
return hr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFPutWaitingWorkItem (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFPutWaitingWorkItem(HANDLE event, LONG priority, IMFAsyncResult *result, MFWORKITEM_KEY *key)
|
|
{
|
|
struct queue *queue;
|
|
HRESULT hr;
|
|
|
|
TRACE("%p, %d, %p, %p.\n", event, priority, result, key);
|
|
|
|
if (FAILED(hr = grab_queue(MFASYNC_CALLBACK_QUEUE_TIMER, &queue)))
|
|
return hr;
|
|
|
|
hr = queue_submit_wait(queue, event, priority, result, key);
|
|
|
|
return hr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFCancelWorkItem (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFCancelWorkItem(MFWORKITEM_KEY key)
|
|
{
|
|
struct queue *queue;
|
|
HRESULT hr;
|
|
|
|
TRACE("%s.\n", wine_dbgstr_longlong(key));
|
|
|
|
if (FAILED(hr = grab_queue(MFASYNC_CALLBACK_QUEUE_TIMER, &queue)))
|
|
return hr;
|
|
|
|
hr = queue_cancel_item(queue, key);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static DWORD get_timer_period(void)
|
|
{
|
|
return 10;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFGetTimerPeriodicity (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFGetTimerPeriodicity(DWORD *period)
|
|
{
|
|
TRACE("%p.\n", period);
|
|
|
|
*period = get_timer_period();
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
struct periodic_callback
|
|
{
|
|
IMFAsyncCallback IMFAsyncCallback_iface;
|
|
LONG refcount;
|
|
MFPERIODICCALLBACK callback;
|
|
};
|
|
|
|
static struct periodic_callback *impl_from_IMFAsyncCallback(IMFAsyncCallback *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, struct periodic_callback, IMFAsyncCallback_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI periodic_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj)
|
|
{
|
|
if (IsEqualIID(riid, &IID_IMFAsyncCallback) ||
|
|
IsEqualIID(riid, &IID_IUnknown))
|
|
{
|
|
*obj = iface;
|
|
IMFAsyncCallback_AddRef(iface);
|
|
return S_OK;
|
|
}
|
|
|
|
*obj = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static ULONG WINAPI periodic_callback_AddRef(IMFAsyncCallback *iface)
|
|
{
|
|
struct periodic_callback *callback = impl_from_IMFAsyncCallback(iface);
|
|
ULONG refcount = InterlockedIncrement(&callback->refcount);
|
|
|
|
TRACE("%p, %u.\n", iface, refcount);
|
|
|
|
return refcount;
|
|
}
|
|
|
|
static ULONG WINAPI periodic_callback_Release(IMFAsyncCallback *iface)
|
|
{
|
|
struct periodic_callback *callback = impl_from_IMFAsyncCallback(iface);
|
|
ULONG refcount = InterlockedDecrement(&callback->refcount);
|
|
|
|
TRACE("%p, %u.\n", iface, refcount);
|
|
|
|
if (!refcount)
|
|
heap_free(callback);
|
|
|
|
return refcount;
|
|
}
|
|
|
|
static HRESULT WINAPI periodic_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI periodic_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
|
|
{
|
|
struct periodic_callback *callback = impl_from_IMFAsyncCallback(iface);
|
|
IUnknown *context = NULL;
|
|
|
|
IMFAsyncResult_GetObject(result, &context);
|
|
|
|
callback->callback(context);
|
|
|
|
if (context)
|
|
IUnknown_Release(context);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static const IMFAsyncCallbackVtbl periodic_callback_vtbl =
|
|
{
|
|
periodic_callback_QueryInterface,
|
|
periodic_callback_AddRef,
|
|
periodic_callback_Release,
|
|
periodic_callback_GetParameters,
|
|
periodic_callback_Invoke,
|
|
};
|
|
|
|
static HRESULT create_periodic_callback_obj(MFPERIODICCALLBACK callback, IMFAsyncCallback **out)
|
|
{
|
|
struct periodic_callback *object;
|
|
|
|
object = heap_alloc(sizeof(*object));
|
|
if (!object)
|
|
return E_OUTOFMEMORY;
|
|
|
|
object->IMFAsyncCallback_iface.lpVtbl = &periodic_callback_vtbl;
|
|
object->refcount = 1;
|
|
object->callback = callback;
|
|
|
|
*out = &object->IMFAsyncCallback_iface;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFAddPeriodicCallback (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFAddPeriodicCallback(MFPERIODICCALLBACK callback, IUnknown *context, DWORD *key)
|
|
{
|
|
IMFAsyncCallback *periodic_callback;
|
|
MFWORKITEM_KEY workitem_key;
|
|
IMFAsyncResult *result;
|
|
struct queue *queue;
|
|
HRESULT hr;
|
|
|
|
TRACE("%p, %p, %p.\n", callback, context, key);
|
|
|
|
if (FAILED(hr = grab_queue(MFASYNC_CALLBACK_QUEUE_TIMER, &queue)))
|
|
return hr;
|
|
|
|
if (FAILED(hr = create_periodic_callback_obj(callback, &periodic_callback)))
|
|
return hr;
|
|
|
|
hr = create_async_result(context, periodic_callback, NULL, &result);
|
|
IMFAsyncCallback_Release(periodic_callback);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hr = queue_submit_timer(queue, result, 0, get_timer_period(), key ? &workitem_key : NULL);
|
|
|
|
IMFAsyncResult_Release(result);
|
|
|
|
if (key)
|
|
*key = workitem_key;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MFRemovePeriodicCallback (mfplat.@)
|
|
*/
|
|
HRESULT WINAPI MFRemovePeriodicCallback(DWORD key)
|
|
{
|
|
struct queue *queue;
|
|
HRESULT hr;
|
|
|
|
TRACE("%#x.\n", key);
|
|
|
|
if (FAILED(hr = grab_queue(MFASYNC_CALLBACK_QUEUE_TIMER, &queue)))
|
|
return hr;
|
|
|
|
return queue_cancel_item(queue, get_item_key(SCHEDULED_ITEM_KEY_MASK, key));
|
|
}
|