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Use switch statement for DFU OTA message sequence instead of if else.

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This commit is contained in:
Michael Dietz
2016-02-18 13:25:09 +01:00
parent dfb7adedce
commit b871bbae08
1 changed files with 85 additions and 76 deletions
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33
dist/dfu.js vendored
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@@ -322,9 +322,14 @@
return reject(err); return reject(err);
} }
if (req_opcode === OPCODE.START_DFU && majorVersion > 6) { switch(req_opcode) {
case OPCODE.START_DFU:
log('write init packet'); log('write init packet');
if(majorVersion >= 6) { // init packet is not used in SDK v6 (so not used in mbed).
break;
}
controlChar.writeValue(new Uint8Array([2,0])) controlChar.writeValue(new Uint8Array([2,0]))
.then(() => { .then(() => {
return packetChar.writeValue(generateInitPacket()); return packetChar.writeValue(generateInitPacket());
@@ -337,9 +342,9 @@
log(error); log(error);
reject(error); reject(error);
}); });
break;
} else if (req_opcode === OPCODE.START_DFU || req_opcode === OPCODE.INITIALIZE_DFU_PARAMETERS) { case OPCODE.INITIALIZE_DFU_PARAMETERS:
log('complete, send packet count'); log('send packet count');
var buffer = new ArrayBuffer(3); var buffer = new ArrayBuffer(3);
view = new DataView(buffer); view = new DataView(buffer);
@@ -360,9 +365,9 @@
log(error); log(error);
reject(error); reject(error);
}); });
break;
} else if (req_opcode === OPCODE.RECEIVE_FIRMWARE_IMAGE) { case OPCODE.RECEIVE_FIRMWARE_IMAGE:
log('complete, check length'); log('check length');
controlChar.writeValue(new Uint8Array([7])) controlChar.writeValue(new Uint8Array([7]))
.catch(error => { .catch(error => {
@@ -370,11 +375,11 @@
log(error); log(error);
reject(error); reject(error);
}); });
break;
} else if (req_opcode === OPCODE.REPORT_RECEIVED_IMAGE_SIZE) { case OPCODE.REPORT_RECEIVED_IMAGE_SIZE:
var byteCount = view.getUint32(3, LITTLE_ENDIAN); var byteCount = view.getUint32(3, LITTLE_ENDIAN);
log('length: ' + byteCount); log('length: ' + byteCount);
log('complete, validate...'); log('validate...');
controlChar.writeValue(new Uint8Array([4])) controlChar.writeValue(new Uint8Array([4]))
.catch(error => { .catch(error => {
@@ -382,8 +387,8 @@
log(error); log(error);
reject(error); reject(error);
}); });
break;
} else if (req_opcode === OPCODE.VALIDATE_FIRMWARE) { case OPCODE.VALIDATE_FIRMWARE:
log('complete, reset...'); log('complete, reset...');
/* /*
// Disconnect event currently not implemented // Disconnect event currently not implemented
@@ -401,6 +406,10 @@
log(error); log(error);
reject(error); reject(error);
}); });
break;
default:
log('unexpected req opCode - ERROR');
break;
} }
} else if (opCode === OPCODE.PACKET_RECEIPT_NOTIFICATION) { } else if (opCode === OPCODE.PACKET_RECEIPT_NOTIFICATION) {