31 lines
952 B
JavaScript
31 lines
952 B
JavaScript
'use strict';
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const ClientConstants = require('../constants/client');
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const Packet = require('../packets/packet');
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class SSLRequest {
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constructor(flags, charset, mariadbExtendedClientFlags) {
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this.clientFlags = flags | ClientConstants.SSL;
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this.charset = charset;
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this.mariadbExtendedClientFlags = mariadbExtendedClientFlags || 0;
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}
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toPacket() {
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const length = 36;
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const buffer = Buffer.allocUnsafe(length);
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const packet = new Packet(0, buffer, 0, length);
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buffer.fill(0);
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packet.offset = 4;
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packet.writeInt32(this.clientFlags);
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packet.writeInt32(0); // max packet size. todo: move to config
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packet.writeInt8(this.charset);
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// the last 4 of the 23 reserved bytes carry the MariaDB extended client
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// capabilities (zero when not negotiated, i.e. plain filler)
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packet.skip(19);
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packet.writeInt32(this.mariadbExtendedClientFlags);
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return packet;
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}
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}
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module.exports = SSLRequest;
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