51fe33c7bf
It was generated once per bound package before, but since it is constant it belongs in seq.h. Change-Id: I7d920e8e87ce11cc9ae5e5e410dd935bc6e53480 Reviewed-on: https://go-review.googlesource.com/20657 Reviewed-by: David Crawshaw <crawshaw@golang.org>
82 lines
2.8 KiB
Objective-C
82 lines
2.8 KiB
Objective-C
// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#ifndef __GO_SEQ_HDR__
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#define __GO_SEQ_HDR__
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#include <Foundation/Foundation.h>
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#ifdef DEBUG
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#define LOG_DEBUG(...) NSLog(__VA_ARGS__);
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#else
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#define LOG_DEBUG(...) ;
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#endif
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#define LOG_INFO(...) NSLog(__VA_ARGS__);
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#define LOG_FATAL(...) \
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{ \
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NSLog(__VA_ARGS__); \
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@throw \
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[NSException exceptionWithName:NSInternalInconsistencyException \
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reason:[NSString stringWithFormat:__VA_ARGS__] \
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userInfo:NULL]; \
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}
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// GoSeqRef is an object tagged with an integer for passing back and
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// forth across the language boundary. A GoSeqRef may represent either
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// an instance of a Go object, or an Objective-C object passed to Go.
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// The explicit allocation of a GoSeqRef is used to pin a Go object
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// when it is passed to Objective-C. The Go seq package maintains a
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// reference to the Go object in a map keyed by the refnum. When the
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// GoSeqRef is deallocated, the Go seq package will clear the
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// corresponding entry in the map.
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// TODO(hyangah): update the doc as golang.org/issue/10933 is fixed.
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@interface GoSeqRef : NSObject {
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}
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@property int32_t refnum;
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@property(strong) id obj; // NULL when representing a Go object.
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// new GoSeqRef object to proxy a Go object. The refnum must be
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// provided from Go side.
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- (instancetype)initWithRefnum:(int32_t)refnum obj:(id)obj;
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@end
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@protocol goSeqRefInterface
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-(GoSeqRef*) _ref;
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@end
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// Platform specific types
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typedef struct nstring {
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void *ptr;
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int len;
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} nstring;
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typedef struct nbyteslice {
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void *ptr;
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int len;
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} nbyteslice;
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typedef int nint;
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extern void init_seq();
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// go_seq_dec_ref decrements the reference count for the
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// sepcified refnum. It is called from Go from a finalizer.
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extern void go_seq_dec_ref(int32_t refnum);
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extern int32_t go_seq_to_refnum(id obj);
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// go_seq_go_to_refnum is a special case of go_seq_to_refnum
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extern int32_t go_seq_go_to_refnum(GoSeqRef *ref);
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extern GoSeqRef *go_seq_from_refnum(int32_t refnum);
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// go_seq_objc_from_refnum is a special case of go_seq_from_refnum for
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// Objective-C objects that implement a Go interface.
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extern id go_seq_objc_from_refnum(int32_t refnum);
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extern nbyteslice go_seq_from_objc_bytearray(NSData *data, int copy);
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extern nstring go_seq_from_objc_string(NSString *s);
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extern NSData *go_seq_to_objc_bytearray(nbyteslice, int copy);
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extern NSString *go_seq_to_objc_string(nstring str);
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#endif // __GO_SEQ_HDR__
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