stkn/node-pcsclite
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Improve example

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- Call cardreader.connect on card insertion, cardreader.disconnect
  on card removal.
- It fixes bug #3.
This commit is contained in:
Santiago Gimeno
2013-07-06 22:03:22 +02:00
parent 3f2a1b5e4e
commit 1f59246876
2 changed files with 42 additions and 26 deletions
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35
README.md
View File

@@ -37,26 +37,33 @@ Example
if (changes) { if (changes) {
if ((changes & this.SCARD_STATE_EMPTY) && (status.state & this.SCARD_STATE_EMPTY)) { if ((changes & this.SCARD_STATE_EMPTY) && (status.state & this.SCARD_STATE_EMPTY)) {
console.log("card removed");/* card removed */ console.log("card removed");/* card removed */
reader.disconnect(function(err) {
if (err) {
console.log(err);
} else {
console.log('Disconnected');
}
});
} else if ((changes & this.SCARD_STATE_PRESENT) && (status.state & this.SCARD_STATE_PRESENT)) { } else if ((changes & this.SCARD_STATE_PRESENT) && (status.state & this.SCARD_STATE_PRESENT)) {
console.log("card inserted");/* card inserted */ console.log("card inserted");/* card inserted */
reader.connect(function(err, protocol) {
if (err) {
console.log(err);
} else {
console.log('Protocol(', this.name, '):', protocol);
reader.transmit(new Buffer([0x00, 0xB0, 0x00, 0x00, 0x20]), 40, 1, function(err, data) {
if (err) {
console.log(err);
} else {
console.log('Data received', data);
}
});
}
});
} }
} }
}); });
/* You can connect to a smart card */
reader.connect(function(err, protocol) {
if (err) {
console.log(err);
} else {
console.log('Protocol(', this.name, '):', protocol);
/* And transmit data */
reader.transmit(new Buffer([0x00, 0xB0, 0x00, 0x00, 0x20]), 40, 1, function(err, data) {
if (err) console.log(err);
else console.log('Data received', data);
})
}
});
reader.on('end', function() { reader.on('end', function() {
console.log('Reader', this.name, 'removed'); console.log('Reader', this.name, 'removed');
}); });

33
examples/example.js
View File

@@ -16,8 +16,29 @@ pcsc.on('reader', function(reader) {
if (changes) { if (changes) {
if ((changes & this.SCARD_STATE_EMPTY) && (status.state & this.SCARD_STATE_EMPTY)) { if ((changes & this.SCARD_STATE_EMPTY) && (status.state & this.SCARD_STATE_EMPTY)) {
console.log("card removed");/* card removed */ console.log("card removed");/* card removed */
reader.disconnect(function(err) {
if (err) {
console.log(err);
} else {
console.log('Disconnected');
}
});
} else if ((changes & this.SCARD_STATE_PRESENT) && (status.state & this.SCARD_STATE_PRESENT)) { } else if ((changes & this.SCARD_STATE_PRESENT) && (status.state & this.SCARD_STATE_PRESENT)) {
console.log("card inserted");/* card inserted */ console.log("card inserted");/* card inserted */
reader.connect(function(err, protocol) {
if (err) {
console.log(err);
} else {
console.log('Protocol(', this.name, '):', protocol);
reader.transmit(new Buffer([0x00, 0xB0, 0x00, 0x00, 0x20]), 40, 1, function(err, data) {
if (err) {
console.log(err);
} else {
console.log('Data received', data);
}
});
}
});
} }
} }
}); });
@@ -25,18 +46,6 @@ pcsc.on('reader', function(reader) {
reader.on('end', function() { reader.on('end', function() {
console.log('Reader', this.name, 'removed'); console.log('Reader', this.name, 'removed');
}); });
reader.connect(function(err, protocol) {
if (err) {
console.log(err);
} else {
console.log('Protocol(', this.name, '):', protocol);
reader.transmit(new Buffer([0x00, 0xB0, 0x00, 0x00, 0x20]), 40, 1, function(err, data) {
if (err) console.log(err);
else console.log('Data received', data);
})
}
});
}); });
pcsc.on('error', function(err) { pcsc.on('error', function(err) {