IOS 硬件信息对应

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#include <sys/types.h>

#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 *)platformString{    NSString *platform = [self platform];            if ([platform isEqualToString:@"iPhone1,1"])   return @"iPhone1G GSM";        if ([platform isEqualToString:@"iPhone1,2"])   return @"iPhone3G GSM";        if ([platform isEqualToString:@"iPhone2,1"])   return @"iPhone3GS GSM";        if ([platform isEqualToString:@"iPhone3,1"])   return @"iPhone4 GSM";        if ([platform isEqualToString:@"iPhone3,3"])   return @"iPhone4 CDMA";        if ([platform isEqualToString:@"iPhone4,1"])   return @"iPhone4S";        if ([platform isEqualToString:@"iPhone5,1"])   return @"iPhone5";        if ([platform isEqualToString:@"iPod1,1"])   return @"iPod Touch 1G";        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:@"iPad1,1"])   return @"iPad1 WiFi";        if ([platform isEqualToString:@"iPad2,1"])   return @"iPad2 WiFi";        if ([platform isEqualToString:@"iPad2,2"])   return @"iPad2 GSM";        if ([platform isEqualToString:@"iPad2,3"])   return @"iPad2 CDMAV";    if ([platform isEqualToString:@"iPad2,4"])   return @"iPad2 CDMAS";

  　if ([platform isEqualToString:@"iPad2,5"])   return@"iPad mini WiFi";

    if ([platform isEqualToString:@"iPad3,1"])   return @"iPad3 WiFi";    if ([platform isEqualToString:@"iPad3,2"])   return @"iPad3 GSM";    if ([platform isEqualToString:@"iPad3,3"])   return @"iPad3 CDMA";        if ([platform isEqualToString:@"i386"] || [platform isEqualToString:@"x86_64"])   return @"iPhone Simulator";        return platform;    }

转自：http://www.cnblogs.com/fengnianji/archive/2012/11/10/uidevicehardware.html