Initial checkin of gRPC to third_party/

third_party/grpc/src/objective-c/GRPCClient/private/GRPCWrappedCall.h

+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+#include <grpc/grpc.h>
+
+#import "GRPCChannel.h"
+#import "GRPCRequestHeaders.h"
+
+@interface GRPCOperation : NSObject
+@property(nonatomic, readonly) grpc_op op;
+/** Guaranteed to be called when the operation has finished. */
+- (void)finish;
+@end
+
+@interface GRPCOpSendMetadata : GRPCOperation
+
+- (instancetype)initWithMetadata:(NSDictionary *)metadata
+                         handler:(void(^)())handler NS_DESIGNATED_INITIALIZER;
+
+@end
+
+@interface GRPCOpSendMessage : GRPCOperation
+
+- (instancetype)initWithMessage:(NSData *)message
+                        handler:(void(^)())handler NS_DESIGNATED_INITIALIZER;
+
+@end
+
+@interface GRPCOpSendClose : GRPCOperation
+
+- (instancetype)initWithHandler:(void(^)())handler NS_DESIGNATED_INITIALIZER;
+
+@end
+
+@interface GRPCOpRecvMetadata : GRPCOperation
+
+- (instancetype)initWithHandler:(void(^)(NSDictionary *))handler NS_DESIGNATED_INITIALIZER;
+
+@end
+
+@interface GRPCOpRecvMessage : GRPCOperation
+
+- (instancetype)initWithHandler:(void(^)(grpc_byte_buffer *))handler NS_DESIGNATED_INITIALIZER;
+
+@end
+
+@interface GRPCOpRecvStatus : GRPCOperation
+
+- (instancetype)initWithHandler:(void(^)(NSError *, NSDictionary *))handler
+    NS_DESIGNATED_INITIALIZER;
+
+@end
+
+#pragma mark GRPCWrappedCall
+
+@interface GRPCWrappedCall : NSObject
+
+- (instancetype)initWithHost:(NSString *)host
+                        path:(NSString *)path NS_DESIGNATED_INITIALIZER;
+
+- (void)startBatchWithOperations:(NSArray *)ops errorHandler:(void(^)())errorHandler;
+
+- (void)startBatchWithOperations:(NSArray *)ops;
+
+- (void)cancel;
+@end