[英]How can I decrypt in objective-c from a file encrypted by Java Cipher
[英]How can I convert this bits operation code from java to objective-c?
Java中的代碼:
byte x = new Integer((version << 6) | (padding << 5)
| (extension << 4) | cc).byteValue();
我在Objective-C中需要這個
我嘗試了uint8_t x = (version << 6 ) | (padding << 5) | (extension <<4) | cc);
uint8_t x = (version << 6 ) | (padding << 5) | (extension <<4) | cc);
java語句返回-128
,而我的方法返回128
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