加密代码 作者:西可韦
-(NSString *)md5:(NSString *)str {
const char *cStr = [str UTF8String];
unsigned char result[32];
CC_MD5( cStr, strlen(cStr), result );
return [NSString stringWithFormat:
@"XXXXXXXXXXXXXXXX",
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]
];
}
+ (NSString *)md5HexDigest:(NSString*)input
{
const char* str = [input UTF8String];
unsigned char result[CC_MD5_DIGEST_LENGTH];
CC_MD5(str, strlen(str), result);
NSMutableString *ret = [NSMutableString
stringWithCapacity:CC_MD5_DIGEST_LENGTH];
for(int i = 0; i<CC_MD5_DIGEST_LENGTH; i++) {
[ret appendFormat:@"X",result[i]];
}
return ret;
}
可以运行结果和:http://www.cmd5.com/中进行对比。32 位,16 位只需修改