获取设备mac地址和md5加密

SGMSettingConfig.h

#import <Foundation/Foundation.h>

@interface SGMSettingConfig : NSObject{

    NSInteger HTTP_PACKAGE_SIZE;

    NSInteger HTTP_RETRY_TIMES;

    NSInteger REPLY_LENGTH;

    NSInteger MAX_AUDIO_TIME;

    NSInteger MAX_RESULT_AMOUNT;

    BOOL USE_DENOISE_AGC;

    NSInteger API_VERSION;

}

@property(nonatomic) NSInteger HTTP_PACKAGE_SIZE;

@property(nonatomic) NSInteger HTTP_RETRY_TIMES;

@property(nonatomic) NSInteger REPLY_LENGTH;

@property(nonatomic) NSInteger MAX_AUDIO_TIME;

@property(nonatomic) NSInteger MAX_RESULT_AMOUNT;

@property(nonatomic) BOOL USE_DENOISE_AGC;

@property(nonatomic) NSInteger API_VERSION;

//获取设备MAC地址

-(NSString *)macAddress;

//给定信息进行MD5

-(NSString *)getMD5:(NSString *)paramStr;

//给设备MAC地址进行MD5加密

-(NSString *)macMD5;

@end

SGMSettingConfig.m

#import "SGMSettingConfig.h"

#import <CommonCrypto/CommonDigest.h>

#include <sys/socket.h>

#include <sys/sysctl.h>

#include <net/if.h>

#include <net/if_dl.h>

@implementation SGMSettingConfig

@synthesize HTTP_PACKAGE_SIZE;

@synthesize HTTP_RETRY_TIMES;

@synthesize REPLY_LENGTH;

@synthesize MAX_AUDIO_TIME;

@synthesize MAX_RESULT_AMOUNT;

@synthesize USE_DENOISE_AGC;

@synthesize API_VERSION;

-(id)init{

    if(self = [super init]){

        HTTP_PACKAGE_SIZE = 3000;

        HTTP_RETRY_TIMES = 2;

        REPLY_LENGTH = 2600;

        MAX_AUDIO_TIME = 30;

        MAX_RESULT_AMOUNT = 5;

        USE_DENOISE_AGC = false;

        API_VERSION = 1000;

    }

    returnself;

}

//获取设备MAC地址

-(NSString *)macAddress{

    //Get MAC Address as unique identifier

    int mib[6];

    size_t len;

    char *buf;

    unsignedchar *ptr;

    struct if_msghdr *ifm;

    struct sockaddr_dl *sdl;

    

    mib[0] = CTL_NET;

    mib[1] = AF_ROUTE;

    mib[2] = 0;

    mib[3] = AF_LINK;

    mib[4] = NET_RT_IFLIST;

    

    if((mib[5] = if_nametoindex("en0")) == 0)

        returnnil;  //Error:if_nametoindex error

    

    if(sysctl(mib, 6, NULL, &len, NULL, 0) < 0)

        returnnil;  //Error:sysctl, take 1

    

    if((buf = malloc(len)) == NULL)

        returnnil;  //Could not allocate memory. error!

    

    if(sysctl(mib, 6, buf, &len, NULL, 0) < 0){

        free(buf);

        returnnil;  //Error:sysctl, take 2

    }

    

    ifm = (struct if_msghdr *)buf;

    sdl = (struct sockaddr_dl *)(ifm + 1);

    ptr = (unsigned char *)LLADDR(sdl);

    NSString *outString = [NSString stringWithFormat:@"%02X:%02X:%02X:%02X:%02X:%02X", *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), *(ptr + 4), *(ptr + 5)];

    free(buf);

    return [outString uppercaseString];

}

//给定信息进行MD5

-(NSString *)getMD5:(NSString *)paramStr{

    const char *cStr = [paramStr UTF8String];

    unsigned char result[16];

    CC_MD5(cStr, strlen(cStr), result);

    /*

    //获取全部加密MD5值

    NSString *md5Str = [NSString stringWithFormat:@"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",result[0],result[1],result[2],result[3],result[4],result[5],result[6],result[7],result[8],result[9],result[10],result[11],result[12],result[13],result[14],result[15]];

    return [md5Str substringFromIndex:12];//从第12个元素开始取值，取后4个值(12-15)

    */

    NSString *md5Str = [NSString stringWithFormat:@"%02X%02X%02X%02X",result[12],result[13],result[14],result[15]];

    return md5Str;

}

//给设备MAC地址进行MD5加密

-(NSString *)macMD5{

    NSString *paramStr = [self macAddress];

    return [self getMD5:paramStr];

}

- (void)dealloc

{

    [super dealloc];

}

@end