MD5 Hash in Swift(import #import <CommonCrypto/CommonCrypto.h> in yourapplication_Bridging_Header_h)
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// Need to create Bridging_Header file and import <CommonCrypto/CommonCrypto.h> | |
// How to create YourApplication_Briging_Header file? | |
// Ref: http://stackoverflow.com/questions/24002369/how-to-call-objective-c-code-from-swift/24005242#24005242 | |
func md5(inputString: String) -> String! { | |
let str = inputString.cStringUsingEncoding(NSUTF8StringEncoding) | |
let strLen = CC_LONG(inputString.lengthOfBytesUsingEncoding(NSUTF8StringEncoding)) | |
let digestLen = Int(CC_MD5_DIGEST_LENGTH) | |
let result = UnsafeMutablePointer<CUnsignedChar>.alloc(digestLen) | |
CC_MD5(str!, strLen, result) | |
var hash = NSMutableString() | |
for i in 0..<digestLen { | |
hash.appendFormat("%02x", result[i]) | |
} | |
result.dealloc(digestLen) | |
return String(format: hash) | |
} |
updated Code For Swift 4 or >
**func md5(paramString: String) -> String! {
let str = paramString.cString(using: String.Encoding.utf8)
let strLen = CUnsignedInt(paramString.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)
}**
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When i was trying to use your function in my Custom Swift Framework, i get these errors. Would you like to tell me how to get ride of them.
Use of unresolved identifier 'CC_LONG'
Use of unresolved identifier 'CC_MD5_DIGEST_LENGTH'
Use of unresolved identifier 'CC_MD5'