Update SDK, New add clear c2c message android group message

ios/Framework/OpenIMCore.framework/Headers/OpenIMCore.h

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+
+// Objective-C API for talking to the following Go packages
+//
+//	open_im_sdk/open_im_sdk
+//
+// File is generated by gomobile bind. Do not edit.
+#ifndef __OpenIMCore_FRAMEWORK_H__
+#define __OpenIMCore_FRAMEWORK_H__
+
+#include "Open_im_sdk.objc.h"
+#include "Universe.objc.h"
+
+#endif

ios/Framework/OpenIMCore.framework/Headers/Universe.objc.h

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+// Objective-C API for talking to  Go package.
+//   gobind -lang=objc 
+//
+// File is generated by gobind. Do not edit.
+
+#ifndef __Universe_H__
+#define __Universe_H__
+
+@import Foundation;
+#include "ref.h"
+
+@protocol Universeerror;
+@class Universeerror;
+
+@protocol Universeerror <NSObject>
+- (NSString* _Nonnull)error;
+@end
+
+@class Universeerror;
+
+@interface Universeerror : NSError <goSeqRefInterface, Universeerror> {
+}
+@property(strong, readonly) _Nonnull id _ref;
+
+- (nonnull instancetype)initWithRef:(_Nonnull id)ref;
+- (NSString* _Nonnull)error;
+@end
+
+#endif

ios/Framework/OpenIMCore.framework/Headers/ref.h

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+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#ifndef __GO_REF_HDR__
+#define __GO_REF_HDR__
+
+#include <Foundation/Foundation.h>
+
+// GoSeqRef is an object tagged with an integer for passing back and
+// forth across the language boundary. A GoSeqRef may represent either
+// an instance of a Go object, or an Objective-C object passed to Go.
+// The explicit allocation of a GoSeqRef is used to pin a Go object
+// when it is passed to Objective-C. The Go seq package maintains a
+// reference to the Go object in a map keyed by the refnum along with
+// a reference count. When the reference count reaches zero, the Go
+// seq package will clear the corresponding entry in the map.
+@interface GoSeqRef : NSObject {
+}
+@property(readonly) int32_t refnum;
+@property(strong) id obj; // NULL when representing a Go object.
+
+// new GoSeqRef object to proxy a Go object. The refnum must be
+// provided from Go side.
+- (instancetype)initWithRefnum:(int32_t)refnum obj:(id)obj;
+
+- (int32_t)incNum;
+
+@end
+
+@protocol goSeqRefInterface
+-(GoSeqRef*) _ref;
+@end
+
+#endif

ios/Framework/OpenIMCore.framework/Modules/module.modulemap

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+framework module "OpenIMCore" {
+	header "ref.h"
+    header "Open_im_sdk.objc.h"
+    header "Universe.objc.h"
+    header "OpenIMCore.h"
+
+    export *
+}

ios/Framework/OpenIMCore.framework/Resources/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+    <plist version="1.0">
+      <dict>
+      </dict>
+    </plist>