Latest compatible version of Classicube from the original GitHub repository (https://github.com/ClassiCube/ClassiCube) that can be compiled on Classicube for PowerMac PPC running Mac OS X 10.4.
This commit is contained in:
Andrei Alexandru
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third_party/dsiwifi/include/lwip/apps/sntp_opts.h
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third_party/dsiwifi/include/lwip/apps/sntp_opts.h
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/**
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* @file
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* SNTP client options list
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*/
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/*
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* Copyright (c) 2007-2009 Frédéric Bernon, Simon Goldschmidt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Frédéric Bernon, Simon Goldschmidt
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*
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*/
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#ifndef LWIP_HDR_APPS_SNTP_OPTS_H
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#define LWIP_HDR_APPS_SNTP_OPTS_H
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#include "lwip/opt.h"
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#include "lwip/prot/iana.h"
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/**
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* @defgroup sntp_opts Options
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* @ingroup sntp
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* @{
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*/
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/** SNTP macro to change system time in seconds
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* Define SNTP_SET_SYSTEM_TIME_US(sec, us) to set the time in microseconds
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* instead of this one if you need the additional precision. Alternatively,
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* define SNTP_SET_SYSTEM_TIME_NTP(sec, frac) in order to work with native
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* NTP timestamps instead.
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*/
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#if !defined SNTP_SET_SYSTEM_TIME || defined __DOXYGEN__
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#define SNTP_SET_SYSTEM_TIME(sec) LWIP_UNUSED_ARG(sec)
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#endif
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/** The maximum number of SNTP servers that can be set */
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#if !defined SNTP_MAX_SERVERS || defined __DOXYGEN__
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#define SNTP_MAX_SERVERS LWIP_DHCP_MAX_NTP_SERVERS
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#endif
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/** Set this to 1 to implement the callback function called by dhcp when
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* NTP servers are received. */
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#if !defined SNTP_GET_SERVERS_FROM_DHCP || defined __DOXYGEN__
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#define SNTP_GET_SERVERS_FROM_DHCP LWIP_DHCP_GET_NTP_SRV
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#endif
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/** Set this to 1 to implement the callback function called by dhcpv6 when
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* NTP servers are received. */
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#if !defined SNTP_GET_SERVERS_FROM_DHCPV6 || defined __DOXYGEN__
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#define SNTP_GET_SERVERS_FROM_DHCPV6 LWIP_DHCP6_GET_NTP_SRV
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#endif
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/** Set this to 1 to support DNS names (or IP address strings) to set sntp servers
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* One server address/name can be defined as default if SNTP_SERVER_DNS == 1:
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* \#define SNTP_SERVER_ADDRESS "pool.ntp.org"
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*/
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#if !defined SNTP_SERVER_DNS || defined __DOXYGEN__
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#define SNTP_SERVER_DNS 0
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#endif
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/**
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* SNTP_DEBUG: Enable debugging for SNTP.
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*/
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#if !defined SNTP_DEBUG || defined __DOXYGEN__
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#define SNTP_DEBUG LWIP_DBG_OFF
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#endif
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/** SNTP server port */
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#if !defined SNTP_PORT || defined __DOXYGEN__
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#define SNTP_PORT LWIP_IANA_PORT_SNTP
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#endif
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/** Sanity check:
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* Define this to
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* - 0 to turn off sanity checks (default; smaller code)
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* - >= 1 to check address and port of the response packet to ensure the
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* response comes from the server we sent the request to.
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* - >= 2 to check returned Originate Timestamp against Transmit Timestamp
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* sent to the server (to ensure response to older request).
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* - >= 3 @todo: discard reply if any of the VN, Stratum, or Transmit Timestamp
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* fields is 0 or the Mode field is not 4 (unicast) or 5 (broadcast).
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* - >= 4 @todo: to check that the Root Delay and Root Dispersion fields are each
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* greater than or equal to 0 and less than infinity, where infinity is
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* currently a cozy number like one second. This check avoids using a
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* server whose synchronization source has expired for a very long time.
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*/
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#if !defined SNTP_CHECK_RESPONSE || defined __DOXYGEN__
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#define SNTP_CHECK_RESPONSE 0
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#endif
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/** Enable round-trip delay compensation.
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* Compensate for the round-trip delay by calculating the clock offset from
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* the originate, receive, transmit and destination timestamps, as per RFC.
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*
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* The calculation requires compiler support for 64-bit integers. Also, either
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* SNTP_SET_SYSTEM_TIME_US or SNTP_SET_SYSTEM_TIME_NTP has to be implemented
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* for setting the system clock with sub-second precision. Likewise, either
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* SNTP_GET_SYSTEM_TIME or SNTP_GET_SYSTEM_TIME_NTP needs to be implemented
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* with sub-second precision.
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*
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* Although not strictly required, it makes sense to combine this option with
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* SNTP_CHECK_RESPONSE >= 2 for sanity-checking of the received timestamps.
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* Also, in order for the round-trip calculation to work, the difference
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* between the local clock and the NTP server clock must not be larger than
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* about 34 years. If that limit is exceeded, the implementation will fall back
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* to setting the clock without compensation. In order to ensure that the local
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* clock is always within the permitted range for compensation, even at first
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* try, it may be necessary to store at least the current year in non-volatile
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* memory.
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*/
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#if !defined SNTP_COMP_ROUNDTRIP || defined __DOXYGEN__
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#define SNTP_COMP_ROUNDTRIP 0
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#endif
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/** According to the RFC, this shall be a random delay
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* between 1 and 5 minutes (in milliseconds) to prevent load peaks.
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* This can be defined to a random generation function,
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* which must return the delay in milliseconds as u32_t.
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* Turned off by default.
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*/
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#if !defined SNTP_STARTUP_DELAY || defined __DOXYGEN__
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#ifdef LWIP_RAND
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#define SNTP_STARTUP_DELAY 1
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#else
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#define SNTP_STARTUP_DELAY 0
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#endif
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#endif
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/** If you want the startup delay to be a function, define this
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* to a function (including the brackets) and define SNTP_STARTUP_DELAY to 1.
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*/
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#if !defined SNTP_STARTUP_DELAY_FUNC || defined __DOXYGEN__
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#define SNTP_STARTUP_DELAY_FUNC (LWIP_RAND() % 5000)
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#endif
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/** SNTP receive timeout - in milliseconds
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* Also used as retry timeout - this shouldn't be too low.
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* Default is 15 seconds. Must not be beolw 15 seconds by specification (i.e. 15000)
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*/
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#if !defined SNTP_RECV_TIMEOUT || defined __DOXYGEN__
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#define SNTP_RECV_TIMEOUT 15000
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#endif
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/** SNTP update delay - in milliseconds
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* Default is 1 hour. Must not be beolw 60 seconds by specification (i.e. 60000)
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*/
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#if !defined SNTP_UPDATE_DELAY || defined __DOXYGEN__
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#define SNTP_UPDATE_DELAY 3600000
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#endif
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/** SNTP macro to get system time, used with SNTP_CHECK_RESPONSE >= 2
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* to send in request and compare in response. Also used for round-trip
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* delay compensation if SNTP_COMP_ROUNDTRIP != 0.
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* Alternatively, define SNTP_GET_SYSTEM_TIME_NTP(sec, frac) in order to
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* work with native NTP timestamps instead.
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*/
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#if !defined SNTP_GET_SYSTEM_TIME || defined __DOXYGEN__
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#define SNTP_GET_SYSTEM_TIME(sec, us) do { (sec) = 0; (us) = 0; } while(0)
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#endif
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/** Default retry timeout (in milliseconds) if the response
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* received is invalid.
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* This is doubled with each retry until SNTP_RETRY_TIMEOUT_MAX is reached.
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*/
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#if !defined SNTP_RETRY_TIMEOUT || defined __DOXYGEN__
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#define SNTP_RETRY_TIMEOUT SNTP_RECV_TIMEOUT
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#endif
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/** Maximum retry timeout (in milliseconds). */
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#if !defined SNTP_RETRY_TIMEOUT_MAX || defined __DOXYGEN__
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#define SNTP_RETRY_TIMEOUT_MAX (SNTP_RETRY_TIMEOUT * 10)
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#endif
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/** Increase retry timeout with every retry sent
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* Default is on to conform to RFC.
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*/
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#if !defined SNTP_RETRY_TIMEOUT_EXP || defined __DOXYGEN__
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#define SNTP_RETRY_TIMEOUT_EXP 1
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#endif
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/** Keep a reachability shift register per server
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* Default is on to conform to RFC.
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*/
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#if !defined SNTP_MONITOR_SERVER_REACHABILITY || defined __DOXYGEN__
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#define SNTP_MONITOR_SERVER_REACHABILITY 1
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#endif
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/**
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* @}
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*/
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#endif /* LWIP_HDR_APPS_SNTP_OPTS_H */
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