24 lines
508 B
Java
24 lines
508 B
Java
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package im.status.keycard.io;
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import java.io.IOException;
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/**
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* A channel to transcieve ISO7816-4 APDUs.
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*/
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public interface CardChannel {
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/**
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* Sends the given C-APDU and returns an R-APDU.
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*
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* @param cmd the command to send
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* @return the card response
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* @throws IOException communication error
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*/
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APDUResponse send(APDUCommand cmd) throws IOException;
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/**
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* True if connected, false otherwise
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* @return true if connected, false otherwise
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*/
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boolean isConnected();
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}
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