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90e99255b1
This resolves an issue where the data queue can be overwhelmed by logging requests and fail to respond to decisions for an extended period of time.
59 lines
1.8 KiB
Objective-C
59 lines
1.8 KiB
Objective-C
/// Copyright 2015 Google Inc. All rights reserved.
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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#include "SNTKernelCommon.h"
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@class SNTNotificationMessage;
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///
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/// Manages the connection between daemon and kernel.
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///
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@interface SNTDriverManager : NSObject
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///
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/// Handles locating and connecting to the driver. If driver is not loaded, will
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/// sleep until it is. If driver is loaded but connection fails (like if a client is
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/// already connected), will return nil.
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///
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- (instancetype)init;
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///
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/// Handles requests from the kernel using the given block.
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/// @note Loops indefinitely unless there is an error trying to read data from the data queue.
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///
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- (void)listenForDecisionRequests:(void (^)(santa_message_t message))callback;
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///
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/// Handles requests from the kernel using the given block.
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/// @note Loops indefinitely unless there is an error trying to read data from the data queue.
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///
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- (void)listenForLogRequests:(void (^)(santa_message_t message))callback;
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///
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/// Sends a response to a query back to the kernel.
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///
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- (kern_return_t)postToKernelAction:(santa_action_t)action forVnodeID:(uint64_t)vnodeId;
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///
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/// Get the number of binaries in the kernel's cache.
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///
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- (uint64_t)cacheCount;
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///
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/// Flush the kernel's binary cache.
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///
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- (BOOL)flushCache;
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@end
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