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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 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 */
/***************************************************************************/
/* This tests the case the nx_packet_allocate fails in the cdc-ecm thread. */
#define TEST_NX_PACKET_CHAIN
#include "usbx_ux_test_cdc_ecm.h"
/* Define what the initial system looks like. */
#ifdef CTEST
void test_application_define(void *first_unused_memory)
#else
void usbx_cdc_ecm_host_thread_packet_allocate_fail_test_application_define(void *first_unused_memory)
#endif
{
/* Inform user. */
printf("Running CDC-ECM Host Thread Packet Append Fail Test................. ");
stepinfo("\n");
#if (UX_DEVICE_ENDPOINT_BUFFER_OWNER == 1) && defined(UX_DEVICE_CLASS_CDC_ECM_ZERO_COPY)
printf("Skipped\n");
return;
#endif
ux_test_cdc_ecm_initialize(first_unused_memory);
}
static void post_init_host()
{
ULONG n_available;
int i;
int device_num_writes = 0;
int host_num_reads = 0;
/* Have the device send the max number of packets to the host. */
ux_utility_delay_ms(1000);
n_available = cdc_ecm_host->ux_host_class_cdc_ecm_packet_pool->nx_packet_pool_available;
for (i = 0; i < n_available; i++)
write_udp(&udp_socket_device, &packet_pool_device, HOST_IP_ADDRESS, HOST_SOCKET_PORT_UDP, device_num_writes++, "device", 4);
ux_utility_delay_ms(1000);
/* Time to setup our action since we expect an error. */
ux_test_add_action_to_main_list(create_error_match_action(UX_SYSTEM_LEVEL_THREAD, UX_SYSTEM_CONTEXT_CLASS, UX_CLASS_ETH_PACKET_ERROR));
/* Now send the one that should make the append error (discarded). */
write_packet_udp(&udp_socket_device, &packet_pool_device, HOST_IP_ADDRESS, HOST_SOCKET_PORT_UDP, device_num_writes, "device");
/* Now wait for error to occur. */
UX_TEST_CHECK_SUCCESS(ux_test_wait_for_empty_actions());
/* Let's be good sports and make sure everything else works. */
for (i = 0; i < n_available; i++)
read_packet_udp(&udp_socket_host, host_num_reads++, "host");
/* Send one more. */
write_packet_udp(&udp_socket_device, &packet_pool_device, HOST_IP_ADDRESS, HOST_SOCKET_PORT_UDP, device_num_writes++, "device");
/* Read one more. */
read_packet_udp(&udp_socket_host, host_num_reads++, "host");
}
static void post_init_device()
{
}
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