DK/ACSION/Category/NSString+ASS...

//
//  NSString+ASString.m
//  ACSION
//
//  Created by sunyue on 2019/4/22.
//  Copyright © 2019 acsion. All rights reserved.
//

#import "NSString+ASString.h"
#import <CommonCrypto/CommonDigest.h>

@implementation NSString (ASString)
- (instancetype)md5 {
    const char *cStr = [self UTF8String];
    unsigned char digest[CC_MD5_DIGEST_LENGTH];
    CC_MD5( cStr, strlen(cStr), digest ); // This is the md5 call
    
    NSMutableString *output = [NSMutableString stringWithCapacity:CC_MD5_DIGEST_LENGTH * 2];
    
    for(int i = 0; i < CC_MD5_DIGEST_LENGTH; i++)
        [output appendFormat:@"%02x", digest[i]];
    
    return  output;
}
- (instancetype)otherMd5 {
    const char *cStr = [self UTF8String];
    unsigned char result [CC_MD5_DIGEST_LENGTH];
    CC_MD5( cStr, (CC_LONG)strlen(cStr), result );
    
    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