def aes_calc_decrypt(self):
buff = Util.getBuff(self.txtaes_input.toPlainText(), True)
if len(buff) <= 0:
self.appendLog("aes input未输入正确数据")
return
buffkey = Util.getBuff(self.txtaes_key.text(), self.chkaes_key_ishex.isChecked())
buffiv = Util.getBuff(self.txtaes_iv.text(), self.chkaes_iv_ishex.isChecked())
try:
if self.cmbaes_mode.currentIndex() == Enums.AES_MODE.CBC.value:
res = CryptoUtil.aes_cbc_decrypt(buffkey, buffiv, buff)
self.txtaes_output.setPlainText(Util.b2hex(res))
elif self.cmbaes_mode.currentIndex() == Enums.AES_MODE.ECB.value:
res = CryptoUtil.aes_ecb_decrypt(buffkey, buff)
self.txtaes_output.setPlainText(Util.b2hex(res))
elif self.cmbaes_mode.currentIndex() == Enums.AES_MODE.GCM.value:
buff_nonce = Util.getBuff(self.txtaes_nonce.text(), self.chkaes_nonce_ishex.isChecked())
bufftag = Util.getBuff(self.txtaes_tag.text(), self.chkaes_tag_ishex.isChecked())
res = CryptoUtil.aes_gcm_decrypt(buffkey, buffiv, buff_nonce, buff, bufftag)
self.txtaes_output.setPlainText(Util.b2hex(res))
except Exception as ex:
self.appendLog(str(ex))
self.txtaes_output.setPlainText("")
def rc2_calc_encrypt(self):
inputdata=Util.getBuff(self.txtrc2_input.toPlainText(),self.chkrc2_ishex.isChecked())
if len(inputdata)<=0:
self.appendLog("rc2 input为空")
return
try:
buff_key=Util.getBuff(self.txtrc2_key.text(),self.chkrc2_key_ishex.isChecked())
buff_iv = Util.getBuff(self.txtrc2_iv.text(), self.chkrc2_iv_ishex.isChecked())
mode = ARC2.MODE_CBC
if self.cmbrc2_mode.currentIndex()==1:
res=CryptoUtil.rc2_ebc_encrypt(buff_key,inputdata)
else:
res = CryptoUtil.rc2_cbc_encrypt(buff_key,buff_iv,inputdata)
self.txtrc2_output.setPlainText(Util.b2hex(res))
except Exception as ex:
self.appendLog(str(ex))
self.txtrc2_output.setPlainText("")