变更记录
方案名称
数据加密 - MD5 加密
关键字
数据加密 \ 加密 \ 解密 \ MD5 \ 摘要算法
需求场景
- 对信息有特殊的 MD5 摘要算法需求
参考链接
- Stack Overflow
详细内容
NSString+MyAdditions.h
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| @interface NSString (MyAdditions) - (NSString *)md5; @end
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NSData+MyAdditions.h
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| @interface NSData (MyAdditions) - (NSString*)md5; @end
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NSString+MyAdditions.m
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| #import "MyAdditions.h" #import <CommonCrypto/CommonDigest.h> // Need to import for CC_MD5 access
@implementation NSString (MyAdditions) - (NSString *)md5 { const char *cStr = [self UTF8String]; unsigned char result[CC_MD5_DIGEST_LENGTH]; CC_MD5( cStr, strlen(cStr), result ); // This is the md5 call return [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] ]; } @end
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NSData+MyAdditions.m
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| @implementation NSData (MyAdditions) - (NSString*)md5 { unsigned char result[CC_MD5_DIGEST_LENGTH]; CC_MD5( self.bytes, self.length, result ); // This is the md5 call return [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] ]; } @end
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效果图
(无)
备注
(无)