iOS 获取当前设备类

.h

//
//  GetDevices.h
//  1000colors
//
//  Created by HO on 16/6/12.
//  Copyright © 2016年 HO. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface GetDevices : NSObject

+ (NSString*)deviceString;

@end

.m

//
//  GetDevices.m
//  1000colors
//
//  Created by HO on 16/6/12.
//  Copyright © 2016年 HO. All rights reserved.
//

#import "GetDevices.h"
#import <sys/utsname.h>

@implementation GetDevices

+ (NSString*)deviceString

{

    struct utsname systemInfo;

    uname(&systemInfo);

    NSString *deviceString = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];

    if ([deviceString isEqualToString:@"iPhone1,1"])    return @"iPhone 1G";

    if ([deviceString isEqualToString:@"iPhone1,2"])    return @"iPhone 3G";

    if ([deviceString isEqualToString:@"iPhone2,1"])    return @"iPhone 3GS";

    if ([deviceString isEqualToString:@"iPhone3,1"])    return @"iPhone 4";

    if ([deviceString isEqualToString:@"iPhone4,1"])    return @"iPhone 4S";

    if ([deviceString isEqualToString:@"iPhone5,2"])    return @"iPhone 5";

    if ([deviceString isEqualToString:@"iPhone3,2"])    return @"Verizon iPhone 4";

    if ([deviceString isEqualToString:@"iPod1,1"])      return @"iPod Touch 1G";

    if ([deviceString isEqualToString:@"iPod2,1"])      return @"iPod Touch 2G";

    if ([deviceString isEqualToString:@"iPod3,1"])      return @"iPod Touch 3G";

    if ([deviceString isEqualToString:@"iPod4,1"])      return @"iPod Touch 4G";

    if ([deviceString isEqualToString:@"iPad1,1"])      return @"iPad";

    if ([deviceString isEqualToString:@"iPad2,1"])      return @"iPad 2 (WiFi)";

    if ([deviceString isEqualToString:@"iPad2,2"])      return @"iPad 2 (GSM)";

    if ([deviceString isEqualToString:@"iPad2,3"])      return @"iPad 2 (CDMA)";

    if ([deviceString isEqualToString:@"i386"])         return @"Simulator";

    if ([deviceString isEqualToString:@"x86_64"])       return @"Simulator";

    NSLog(@"NOTE: Unknown device type: %@", deviceString);

    return deviceString;

}

@end