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iOS获取当前连接的wifi信息

2018年07月24日  | 移动技术网移动技术  | 我要评论

导入框架CaptiveNetwork

#import <SystemConfiguration/CaptiveNetwork.h>

获取当前连接的wifi信息

// 只能获取当前的SSID
- (id)fetchSSIDInfo
{
    NSString *currentSSID = @"";
    CFArrayRef myArray = CNCopySupportedInterfaces();
    if (myArray != nil){
        NSDictionary* myDict = (__bridge NSDictionary *) CNCopyCurrentNetworkInfo(CFArrayGetValueAtIndex(myArray, 0));
        if (myDict!=nil){
            currentSSID=[myDict valueForKey:@"SSID"];
        } else {
            currentSSID=@"<<NONE>>";
        }
    } else {
        currentSSID=@"<<NONE>>";
    }
    
    NSArray *ifs = (__bridge id)CNCopySupportedInterfaces();
    NSLog(@"%s: Supported interfaces: %@", __func__, ifs);
    id info = nil;
    for (NSString *ifnam in ifs) {
        info = (__bridge id)CNCopyCurrentNetworkInfo((CFStringRef)CFBridgingRetain(ifnam));
        if (info && [info count]) {
            break;
        }
    }
    
    NSLog(@"wifi info %@",info);
    
    return info;
}
wifi info {
    BSSID = "a4:2b:8c:92:47:3c";
    SSID = "XF-WORLD";
    SSIDDATA = <58462d57 4f524c44>;
}

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