回答編集履歴
1
実際試してみたらエラー出たのでコード修正
answer
CHANGED
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@@ -11,23 +11,23 @@
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11
11
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```swift
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12
12
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extension String {
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13
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var md5: String! {
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14
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-
let str = self.
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14
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+
let str = self.cString(using: String.Encoding.utf8)
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15
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-
let strLen = CC_LONG(self.
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15
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+
let strLen = CC_LONG(self.lengthOfBytes(using: String.Encoding.utf8))
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16
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let digestLen = Int(CC_MD5_DIGEST_LENGTH)
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-
let result = UnsafeMutablePointer<CUnsignedChar>.
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+
let result = UnsafeMutablePointer<CUnsignedChar>.allocate(capacity: digestLen)
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18
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-
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18
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+
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CC_MD5(str!, strLen, result)
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-
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20
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+
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21
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let hash = NSMutableString()
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22
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for i in 0..<digestLen {
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23
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hash.appendFormat("%02x", result[i])
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}
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-
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25
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+
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26
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-
result.
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+
result.deallocate(capacity: digestLen)
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27
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-
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27
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+
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return String(format: hash as String)
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29
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}
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30
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-
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30
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+
}
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31
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```
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32
32
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33
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これで下記のような感じで使えるはずです。
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