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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2025-present Eclipse ThreadX Contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** 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_socket_receive_queue_max_set PORTABLE C */
/* 6.4.3 */
/* AUTHOR */
/* */
/* Yuxin Zhou, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function sets the maximum receive queue depth of a TCP socket. */
/* */
/* INPUT */
/* */
/* socket_ptr Pointer to socket */
/* receive_queue_maximum Maximum receive queue */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _nx_tcp_socket_receive_queue_max_set(NX_TCP_SOCKET *socket_ptr, UINT receive_queue_maximum)
{
#ifdef NX_ENABLE_LOW_WATERMARK
TX_INTERRUPT_SAVE_AREA
/* Get mutex protection. */
tx_mutex_get(&(socket_ptr -> nx_tcp_socket_ip_ptr -> nx_ip_protection), TX_WAIT_FOREVER);
/* Disable interrupts to get a packet from the pool. */
TX_DISABLE
/* Set maximum receive queue of socket. */
socket_ptr -> nx_tcp_socket_receive_queue_maximum = receive_queue_maximum;
/* Restore interrupts. */
TX_RESTORE
/* Release protection. */
tx_mutex_put(&(socket_ptr -> nx_tcp_socket_ip_ptr -> nx_ip_protection));
/* Return completion status. */
return(NX_SUCCESS);
#else /* !NX_ENABLE_LOW_WATERMARK */
NX_PARAMETER_NOT_USED(socket_ptr);
NX_PARAMETER_NOT_USED(receive_queue_maximum);
return(NX_NOT_SUPPORTED);
#endif /* NX_ENABLE_LOW_WATERMARK */
}
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