add .gitignore

msext/QiniuSDK/Common/QNALAssetFile.m

@@ -0,0 +1,72 @@
+//
+//  QNALAssetFile.m
+//  QiniuSDK
+//
+//  Created by bailong on 15/7/25.
+//  Copyright (c) 2015年 Qiniu. All rights reserved.
+//
+
+#import "QNALAssetFile.h"
+
+#ifdef __IPHONE_OS_VERSION_MAX_ALLOWED
+#import <AssetsLibrary/AssetsLibrary.h>
+
+#import "QNResponseInfo.h"
+
+@interface QNALAssetFile ()
+
+@property (nonatomic) ALAsset *asset;
+
+@property (readonly) int64_t fileSize;
+
+@property (readonly) int64_t fileModifyTime;
+
+@end
+
+@implementation QNALAssetFile
+- (instancetype)init:(ALAsset *)asset
+               error:(NSError *__autoreleasing *)error {
+    if (self = [super init]) {
+        NSDate *createTime = [asset valueForProperty:ALAssetPropertyDate];
+        int64_t t = 0;
+        if (createTime != nil) {
+            t = [createTime timeIntervalSince1970];
+        }
+        _fileModifyTime = t;
+        _fileSize = asset.defaultRepresentation.size;
+        _asset = asset;
+    }
+
+    return self;
+}
+
+- (NSData *)read:(long)offset
+            size:(long)size {
+    ALAssetRepresentation *rep = [self.asset defaultRepresentation];
+    Byte *buffer = (Byte *)malloc(size);
+    NSUInteger buffered = [rep getBytes:buffer fromOffset:offset length:size error:nil];
+
+    return [NSData dataWithBytesNoCopy:buffer length:buffered freeWhenDone:YES];
+}
+
+- (NSData *)readAll {
+    return [self read:0 size:(long)_fileSize];
+}
+
+- (void)close {
+}
+
+- (NSString *)path {
+    ALAssetRepresentation *rep = [self.asset defaultRepresentation];
+    return [rep url].path;
+}
+
+- (int64_t)modifyTime {
+    return _fileModifyTime;
+}
+
+- (int64_t)size {
+    return _fileSize;
+}
+@end
+#endif