根据设备platform获取设备型号

UCYDeviceModel.m

#include <sys/sysctl.h>

+ (NSString *) platform {
    size_t size;
    sysctlbyname("hw.machine", NULL, &size, NULL, 0);
    char *machine = malloc(size);
    sysctlbyname("hw.machine", machine, &size, NULL, 0);
    NSString *platform = [NSString stringWithCString:machine encoding:NSUTF8StringEncoding];
    free(machine);
    return platform;
}

+ (NSString *)model {
    NSString *platform = [self platform];
    //iPhone
    if ([platform isEqualToString:@"iPhone1,1"])    return @"iPhone";
    if ([platform isEqualToString:@"iPhone1,2"])    return @"iPhone 3G";
    if ([platform isEqualToString:@"iPhone2,1"])    return @"iPhone 3GS";
    if ([platform isEqualToString:@"iPhone3,1"])    return @"iPhone 4";
    if ([platform isEqualToString:@"iPhone3,2"])    return @"iPhone 4";
    if ([platform isEqualToString:@"iPhone3,3"])    return @"iPhone 4";
    if ([platform isEqualToString:@"iPhone4,1"])    return @"iPhone 4S";
    if ([platform isEqualToString:@"iPhone5,1"])    return @"iPhone 5";
    if ([platform isEqualToString:@"iPhone5,2"])    return @"iPhone 5";
    if ([platform isEqualToString:@"iPhone5,3"])    return @"iPhone 5c";
    if ([platform isEqualToString:@"iPhone5,4"])    return @"iPhone 5c";
    if ([platform isEqualToString:@"iPhone6,1"])    return @"iPhone 5s";
    if ([platform isEqualToString:@"iPhone6,2"])    return @"iPhone 5s";
    if ([platform isEqualToString:@"iPhone7,2"])    return @"iPhone 6";
    if ([platform isEqualToString:@"iPhone7,1"])    return @"iPhone 6 Plus";
    if ([platform isEqualToString:@"iPhone8,1"])    return @"iPhone 6s";
    if ([platform isEqualToString:@"iPhone8,2"])    return @"iPhone 6s Plus";
    if ([platform isEqualToString:@"iPhone8,4"])    return @"iPhone SE";
    if ([platform isEqualToString:@"iPhone9,1"])    return @"iPhone 7";
    if ([platform isEqualToString:@"iPhone9,3"])    return @"iPhone 7";
    if ([platform isEqualToString:@"iPhone9,2"])    return @"iPhone 7 Plus";
    if ([platform isEqualToString:@"iPhone9,4"])    return @"iPhone 7 Plus";

    //iPod
    if ([platform isEqualToString:@"iPod1,1"])      return @"iPod Touch";
    if ([platform isEqualToString:@"iPod2,1"])      return @"iPod Touch 2G";
    if ([platform isEqualToString:@"iPod3,1"])      return @"iPod Touch 3G";
    if ([platform isEqualToString:@"iPod4,1"])      return @"iPod Touch 4G";
    if ([platform isEqualToString:@"iPod5,1"])      return @"iPod Touch 5G";
    if ([platform isEqualToString:@"iPod7,1"])      return @"iPod Touch 6G";
    
    //iPad
    if ([platform isEqualToString:@"iPad1,1"])      return @"iPad";
    if ([platform isEqualToString:@"iPad2,1"])      return @"iPad 2";
    if ([platform isEqualToString:@"iPad2,2"])      return @"iPad 2";
    if ([platform isEqualToString:@"iPad2,3"])      return @"iPad 2";
    if ([platform isEqualToString:@"iPad2,4"])      return @"iPad 2";
    if ([platform isEqualToString:@"iPad3,1"])      return @"iPad 3";
    if ([platform isEqualToString:@"iPad3,2"])      return @"iPad 3";
    if ([platform isEqualToString:@"iPad3,3"])      return @"iPad 3";
    if ([platform isEqualToString:@"iPad3,4"])      return @"iPad 4";
    if ([platform isEqualToString:@"iPad3,5"])      return @"iPad 4";
    if ([platform isEqualToString:@"iPad3,6"])      return @"iPad 4";
    if ([platform isEqualToString:@"iPad4,1"])      return @"iPad Air";
    if ([platform isEqualToString:@"iPad4,2"])      return @"iPad Air";
    if ([platform isEqualToString:@"iPad4,3"])      return @"iPad Air";
    if ([platform isEqualToString:@"iPad5,3"])      return @"iPad Air 2";
    if ([platform isEqualToString:@"iPad5,4"])      return @"iPad Air 2";
    if ([platform isEqualToString:@"iPad6,7"])      return @"iPad Pro (12.9 inch)";
    if ([platform isEqualToString:@"iPad6,8"])      return @"iPad Pro (12.9 inch)";
    if ([platform isEqualToString:@"iPad6,3"])      return @"iPad Pro (9.7 inch)";
    if ([platform isEqualToString:@"iPad6,4"])      return @"iPad Pro (9.7 inch)";

    //iPad mini
    if ([platform isEqualToString:@"iPad2,5"])      return @"iPad mini";
    if ([platform isEqualToString:@"iPad2,6"])      return @"iPad mini";
    if ([platform isEqualToString:@"iPad2,7"])      return @"iPad mini";
    if ([platform isEqualToString:@"iPad4,4"])      return @"iPad mini 2";
    if ([platform isEqualToString:@"iPad4,5"])      return @"iPad mini 2";
    if ([platform isEqualToString:@"iPad4,6"])      return @"iPad mini 2";
    if ([platform isEqualToString:@"iPad4,7"])      return @"iPad mini 3";
    if ([platform isEqualToString:@"iPad4,8"])      return @"iPad mini 3";
    if ([platform isEqualToString:@"iPad4,9"])      return @"iPad mini 3";
    if ([platform isEqualToString:@"iPad5,1"])      return @"iPad mini 4";
    if ([platform isEqualToString:@"iPad5,2"])      return @"iPad mini 4";
    
    //Apple TV
    if ([platform isEqualToString:@"AppleTV2,1"])   return @"Apple TV 2G";
    if ([platform isEqualToString:@"AppleTV3,1"])   return @"Apple TV 3G";
    if ([platform isEqualToString:@"AppleTV3,2"])   return @"Apple TV 3G";
    if ([platform isEqualToString:@"AppleTV5,3"])   return @"Apple TV 4G";
    
    //Apple Watch
    if ([platform isEqualToString:@"Watch1,1"])     return @"Apple Watch";
    if ([platform isEqualToString:@"Watch1,2"])     return @"Apple Watch";
    if ([platform isEqualToString:@"Watch2,6"])     return @"Apple Watch Series 1";
    if ([platform isEqualToString:@"Watch2,7"])     return @"Apple Watch Series 1";
    if ([platform isEqualToString:@"Watch2,3"])     return @"Apple Watch Series 2";
    if ([platform isEqualToString:@"Watch2,4"])     return @"Apple Watch Series 2";

    
    if ([platform isEqualToString:@"i386"] || [platform isEqualToString:@"x86_64"])         return@"iPhone Simulator";
    return platform;
}