Initial commit

2021-03-14 11:09:02 +01:00
commit 21e364ee38
1046 changed files with 126647 additions and 0 deletions
--- a/node_modules/mysql/lib/protocol/packets/FieldPacket.js
+++ b/node_modules/mysql/lib/protocol/packets/FieldPacket.js
@ -0,0 +1,93 @@
+module.exports = FieldPacket;
+function FieldPacket(options) {
+  options = options || {};
+
+  this.catalog    = options.catalog;
+  this.db         = options.db;
+  this.table      = options.table;
+  this.orgTable   = options.orgTable;
+  this.name       = options.name;
+  this.orgName    = options.orgName;
+  this.charsetNr  = options.charsetNr;
+  this.length     = options.length;
+  this.type       = options.type;
+  this.flags      = options.flags;
+  this.decimals   = options.decimals;
+  this.default    = options.default;
+  this.zeroFill   = options.zeroFill;
+  this.protocol41 = options.protocol41;
+}
+
+FieldPacket.prototype.parse = function(parser) {
+  if (this.protocol41) {
+    this.catalog     = parser.parseLengthCodedString();
+    this.db          = parser.parseLengthCodedString();
+    this.table       = parser.parseLengthCodedString();
+    this.orgTable    = parser.parseLengthCodedString();
+    this.name        = parser.parseLengthCodedString();
+    this.orgName     = parser.parseLengthCodedString();
+
+    if (parser.parseLengthCodedNumber() !== 0x0c) {
+      var err  = new TypeError('Received invalid field length');
+      err.code = 'PARSER_INVALID_FIELD_LENGTH';
+      throw err;
+    }
+
+    this.charsetNr   = parser.parseUnsignedNumber(2);
+    this.length      = parser.parseUnsignedNumber(4);
+    this.type        = parser.parseUnsignedNumber(1);
+    this.flags       = parser.parseUnsignedNumber(2);
+    this.decimals    = parser.parseUnsignedNumber(1);
+
+    var filler       = parser.parseBuffer(2);
+    if (filler[0] !== 0x0 || filler[1] !== 0x0) {
+      var err  = new TypeError('Received invalid filler');
+      err.code = 'PARSER_INVALID_FILLER';
+      throw err;
+    }
+
+    // parsed flags
+    this.zeroFill    = (this.flags & 0x0040 ? true : false);
+
+    if (parser.reachedPacketEnd()) {
+      return;
+    }
+
+    this.default     = parser.parseLengthCodedString();
+  } else {
+    this.table       = parser.parseLengthCodedString();
+    this.name        = parser.parseLengthCodedString();
+    this.length      = parser.parseUnsignedNumber(parser.parseUnsignedNumber(1));
+    this.type        = parser.parseUnsignedNumber(parser.parseUnsignedNumber(1));
+  }
+};
+
+FieldPacket.prototype.write = function(writer) {
+  if (this.protocol41) {
+    writer.writeLengthCodedString(this.catalog);
+    writer.writeLengthCodedString(this.db);
+    writer.writeLengthCodedString(this.table);
+    writer.writeLengthCodedString(this.orgTable);
+    writer.writeLengthCodedString(this.name);
+    writer.writeLengthCodedString(this.orgName);
+
+    writer.writeLengthCodedNumber(0x0c);
+    writer.writeUnsignedNumber(2, this.charsetNr || 0);
+    writer.writeUnsignedNumber(4, this.length || 0);
+    writer.writeUnsignedNumber(1, this.type || 0);
+    writer.writeUnsignedNumber(2, this.flags || 0);
+    writer.writeUnsignedNumber(1, this.decimals || 0);
+    writer.writeFiller(2);
+
+    if (this.default !== undefined) {
+      writer.writeLengthCodedString(this.default);
+    }
+  } else {
+    writer.writeLengthCodedString(this.table);
+    writer.writeLengthCodedString(this.name);
+    writer.writeUnsignedNumber(1, 0x01);
+    writer.writeUnsignedNumber(1, this.length);
+    writer.writeUnsignedNumber(1, 0x01);
+    writer.writeUnsignedNumber(1, this.type);
+  }
+};