netxduo
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Outline
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#define NX_SOURCE_CODE
#include "nx_api.h"
#include "nx_tcp.h"
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_nx_tcp_packet_send_probe(NX_TCP_SOCKET *, ULONG, UCHAR)
Files
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SourceVuSTM32 Libraries and Samplesnetxduocommon/src/nx_tcp_packet_send_probe.c
 
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/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */... /**************************************************************************/ ... /**************************************************************************/ /**************************************************************************/ /** */ /** NetX Component */ /** */ /** Transmission Control Protocol (TCP) */ /** */... /**************************************************************************/ /**************************************************************************/ #define NX_SOURCE_CODE /* Include necessary system files. */ #include "nx_api.h" #include "nx_tcp.h" ... /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _nx_tcp_packet_send_probe PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* Yuxin Zhou, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function sends a zero window probe from the specified socket. */ /* */ /* INPUT */ /* */ /* socket_ptr Pointer to socket */ /* tx_sequence Transmit sequence number */ /* data One byte to transmit */ /* */ /* OUTPUT */ /* */ /* None */ /* */ /* CALLS */ /* */ /* _nx_tcp_packet_send_control Send TCP control packet */ /* */ /* CALLED BY */ /* */ /* _nx_tcp_fast_periodic_processing Delayed ACK processing */ /* processing */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 05-19-2020 Yuxin Zhou Initial Version 6.0 */ /* 09-30-2020 Yuxin Zhou Modified comment(s), */ /* resulting in version 6.1 */ /* */... /**************************************************************************/ VOID _nx_tcp_packet_send_probe(NX_TCP_SOCKET *socket_ptr, ULONG tx_sequence, UCHAR data) { _nx_tcp_packet_send_control(socket_ptr, NX_TCP_ACK_BIT, tx_sequence, socket_ptr -> nx_tcp_socket_rx_sequence, 0, 0, &data); /* Setup a new delayed ACK timeout. */ socket_ptr -> nx_tcp_socket_delayed_ack_timeout = _nx_tcp_ack_timer_rate; }{ ... }
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