// // NSString+XHMD5.m // XHImageViewer // // Created by 曾 宪华 on 14-2-18. // Copyright (c) 2014年 曾宪华 开发团队(http://iyilunba.com ) 本人QQ:543413507 本人QQ群(142557668). All rights reserved. // #import "NSString+XHMD5.h" #import @implementation NSString (XHMD5) - (NSString *)MD5Hash { if(self.length == 0) { return nil; } const char *cStr = [self UTF8String]; unsigned char result[16]; 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