First Commit

2025-02-27 19:31:50 +01:00
parent bcbb6aff9a
commit e490df1715
2470 changed files with 1479965 additions and 0 deletions
--- a/libraries/MySQL_Connector_Arduino/src/MySQL_Packet.h
+++ b/libraries/MySQL_Connector_Arduino/src/MySQL_Packet.h
@@ -0,0 +1,85 @@
+/*
+  Copyright (c) 2012, 2016 Oracle and/or its affiliates. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; version 2 of the License.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+
+  MySQL_Packet.h - Packet library for communicating with a MySQL Server
+
+  This header file defines the base packet handling code for connecting
+  to a MySQL server and executing queries.
+
+  Change History:
+
+  Version 1.0.0a Created by Dr. Charles A. Bell, April 2012.
+  Version 1.0.0b Updated by Dr. Charles A. Bell, October 2013.
+  Version 1.0.1b Updated by Dr. Charles A. Bell, February 2014.
+  Version 1.0.2b Updated by Dr. Charles A. Bell, April 2014.
+  Version 1.0.3rc Updated by Dr. Charles A. Bell, March 2015.
+  Version 1.0.4ga Updated by Dr. Charles A. Bell, July 2015.
+  Version 1.1.0a Created by Dr. Charles A. Bell, January 2016.
+  Version 1.1.1a Created by Dr. Charles A. Bell, January 2016.
+  Version 1.1.2b Created by Dr. Charles A. Bell, November 2016.
+  Version 1.2.0 Created by Dr. Charles A. Bell, March 2020.
+*/
+#ifndef MYSQL_PACKET_H
+#define MYSQL_PACKET_H
+
+#ifdef ARDUINO_ARCH_ESP32 
+    #include <Arduino.h> 
+#elif ARDUINO_ARCH_ESP8266
+    #include <ESP8266WiFi.h>
+#else
+//    #include <WiFi.h>
+    #include <Ethernet.h>
+#endif
+
+#define MYSQL_OK_PACKET     0x00
+#define MYSQL_EOF_PACKET    0xfe
+#define MYSQL_ERROR_PACKET  0xff
+#define MYSQL_VERSION_STR   "1.2.0"
+#define DEBUG
+
+const char MEMORY_ERROR[] PROGMEM = "Memory error.";
+const char PACKET_ERROR[] PROGMEM = "Packet error.";
+const char READ_TIMEOUT[] PROGMEM = "ERROR: Timeout waiting for client.";
+
+class MySQL_Packet {
+  public:
+    byte *buffer;           // buffer for reading packets
+    int packet_len;         // length of current packet
+    Client *client;         // instance of client class (e.g. EthernetClient)
+    char *server_version;   // save server version from handshake
+
+    MySQL_Packet(Client *client_instance);
+    boolean complete_handshake(char *user, char *password);
+    void send_authentication_packet(char *user, char *password,
+                                    char *db=NULL);
+    void parse_handshake_packet();
+    boolean scramble_password(char *password, byte *pwd_hash);
+    void read_packet();
+    int get_packet_type();
+    void parse_error_packet();
+    int get_lcb_len(int offset);
+    int read_int(int offset, int size=0);
+    void store_int(byte *buff, long value, int size);
+    int read_lcb_int(int offset);
+    int wait_for_bytes(int bytes_count);
+    void show_error(const char *msg, bool EOL = false);
+    void print_packet();
+
+  private:
+    byte seed[20];
+};
+
+#endif