Merge remote-tracking branch 'Kernel/master'

2025-07-03 19:39:16 +00:00 · 2024-11-20 05:00:33 +02:00
parent 93d408e0af 19f2a78d35
commit 682c84b2af
468 changed files with 112800 additions and 1 deletions
--- a/Kernel/include/net/ntp.hpp
+++ b/Kernel/include/net/ntp.hpp
@ -0,0 +1,166 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel 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, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel 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 Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef __FENNIX_KERNEL_NTP_H__
+#define __FENNIX_KERNEL_NTP_H__
+
+#include <net/udp.hpp>
+#include <types.h>
+
+namespace NetworkNTP
+{
+	struct NTPHeader
+	{
+		/** @brief Leap indicator
+		 * 00 - no warning
+		 * 01 - last minute has 61 seconds
+		 * 10 - last minute has 59 seconds
+		 * 11 - alarm condition (clock not synchronized)
+		 */
+		uint8_t LeapIndicator : 2;
+		/** @brief Version number of the protocol
+		 * 3 - IPv4 only
+		 * 4 - IPv4, IPv6 and OSI
+		 * 5 - IPv4, IPv6 and OSI
+		 * 6 - IPv4, IPv6 and OSI
+		 * 7 - IPv4, IPv6 and OSI
+		 */
+		uint8_t VersionNumber : 3;
+		/** @brief Mode
+		 * 0 - reserved
+		 * 1 - symmetric active
+		 * 2 - symmetric passive
+		 * 3 - client
+		 * 4 - server
+		 * 5 - broadcast
+		 * 6 - reserved for NTP control message
+		 * 7 - reserved for private use
+		 */
+		uint8_t Mode : 3;
+		/** @brief Stratum
+		 * 0 - unspecified or unavailable
+		 * 1 - primary reference (e.g. radio clock)
+		 * 2-15 - secondary reference (via NTP or SNTP)
+		 * 16 - unsynchronized
+		 * 17-255 - reserved
+		 */
+		uint8_t Stratum;
+		/** @brief Polling interval
+		 * 4 - 16 seconds
+		 * 5 - 32 seconds
+		 * 6 - 64 seconds
+		 * 7 - 128 seconds
+		 * 8 - 256 seconds
+		 * 9 - 512 seconds
+		 * 10 - 1024 seconds
+		 * 11 - 2048 seconds
+		 * 12 - 4096 seconds
+		 * 13 - 8192 seconds
+		 * 14 - 16384 seconds
+		 * 15 - 32768 seconds
+		 */
+		uint8_t Poll;
+		/** @brief Precision
+		 * -6 - 0.015625 seconds
+		 * -5 - 0.03125 seconds
+		 * -4 - 0.0625 seconds
+		 * -3 - 0.125 seconds
+		 * -2 - 0.25 seconds
+		 * -1 - 0.5 seconds
+		 * 0 - 1 second
+		 * 1 - 2 seconds
+		 * 2 - 4 seconds
+		 * 3 - 8 seconds
+		 * 4 - 16 seconds
+		 * 5 - 32 seconds
+		 * 6 - 64 seconds
+		 * 7 - 128 seconds
+		 */
+		uint8_t Precision;
+		/** @brief Root delay
+		 * Total round trip delay to the primary reference source
+		 */
+		uint32_t RootDelay;
+		/** @brief Root dispersion
+		 * Nominal error relative to the primary reference source
+		 */
+		uint32_t RootDispersion;
+		/** @brief Reference identifier
+		 * 0x00000000 - unspecified
+		 * 0x00000001 - radio clock
+		 * 0x00000002 - atomic clock
+		 * 0x00000003 - GPS receiver
+		 * 0x00000004 - local oscillator
+		 * 0x00000005 - LORAN-C receiver
+		 * 0x00000006 - microprocessor
+		 * 0x00000007 - internet
+		 * 0x00000008 - FLL
+		 * 0x00000009 - other
+		 * 0x0000000A - WWV
+		 * 0x0000000B - WWVB
+		 * 0x0000000C - WWVH
+		 * 0x0000000D - NIST dialup
+		 * 0x0000000E - telephone
+		 * 0x0000000F - reserved
+		 */
+		uint32_t ReferenceIdentifier;
+		/** @brief Reference timestamp
+		 * The time at which the clock was last set or corrected
+		 */
+		uint32_t ReferenceTimestamp[2];
+		/** @brief Originate timestamp
+		 * The time at which the request departed the client for the server
+		 */
+		uint32_t OriginateTimestamp[2];
+		/** @brief Receive timestamp
+		 * The time at which the request arrived at the server
+		 */
+		uint32_t ReceiveTimestamp[2];
+		/** @brief Transmit timestamp
+		 * The time at which the reply departed the server for the client
+		 */
+		uint32_t TransmitTimestamp[2];
+		/** @brief Message authentication code
+		 * Key identifier
+		 * @note Only when the NTP authentication scheme is used
+		 */
+		// uint32_t MessageAuthenticationCode;
+	} __packed;
+
+	class NTP : public NetworkUDP::UDPEvents
+	{
+	private:
+		NetworkUDP::Socket *UDPSocket;
+		bool TimeReceived = false;
+		NTPHeader NTPPacket;
+
+		virtual void OnUDPPacketReceived(NetworkUDP::Socket *Socket, uint8_t *Data, size_t Length);
+
+	public:
+		NTP(NetworkUDP::Socket *Socket);
+		~NTP();
+
+		/**
+		 * @brief Get the time from the NTP server
+		 * 
+		 * @return Unix Timestamp
+		 */
+		int ReadTime();
+	};
+}
+
+#endif // !__FENNIX_KERNEL_NTP_H__