extension String {
var md5: String! {
let str = self.cString(using:String.Encoding.utf8)
let strLen = CUnsignedInt(self.lengthOfBytes(using: String.Encoding.utf8))
let digestLen = Int(CC_MD5_DIGEST_LENGTH)
let result = UnsafeMutablePointer<CUnsignedChar>.allocate(capacity: digestLen)
CC_MD5(str!, strLen, result)
let hash = NSMutableString()
for i in 0..<digestLen {
hash.appendFormat("%02x", result[i])
}
result.deallocate()
return String(format: hash as String)
}
}
extension NSData {
func MD5() -> NSString {
let digestLength = Int(CC_MD5_DIGEST_LENGTH)
let md5Buffer = UnsafeMutablePointer<CUnsignedChar>.allocate(capacity: digestLength)
CC_MD5(bytes, CC_LONG(length), md5Buffer)
let output = NSMutableString(capacity: Int(CC_MD5_DIGEST_LENGTH * 2))
for i in 0..<digestLength {
output.appendFormat("%02x", md5Buffer[i])
}
return NSString(format: output)
}
}
swift md5
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