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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 NetX test concentrates on the processing of duplicated fragments. */
#include "nx_api.h"
#include "nx_ram_network_driver_test_1500.h"
extern void test_control_return(UINT status);
#if !defined(NX_DISABLE_FRAGMENTATION) && defined(__PRODUCT_NETXDUO__) && !defined(NX_DISABLE_IPV4)
#define DEMO_STACK_SIZE 2048
#define SEND_SIZE 3000
/* Define the ThreadX and NetX object control blocks... */
static TX_THREAD thread_0;
static TX_THREAD thread_1;
static NX_PACKET_POOL pool_0;
static NX_IP ip_0;
static NX_IP ip_1;
static NX_UDP_SOCKET socket_0;
static NX_UDP_SOCKET socket_1;
#ifdef FEATURE_NX_IPV6
static NXD_ADDRESS address_0;
static NXD_ADDRESS address_1;
#endif /* FEATURE_NX_IPV6 */
static UINT fragments_count;
/* Define the counters used in the demo application... */
static ULONG error_counter;
static UCHAR send_buf[SEND_SIZE];
static UCHAR pool_area[102400];
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
static void thread_1_entry(ULONG thread_input);
extern void _nx_ram_network_driver_1500(struct NX_IP_DRIVER_STRUCT *driver_req);
extern UINT (*advanced_packet_process_callback)(NX_IP *ip_ptr, NX_PACKET *packet_ptr, UINT *operation_ptr, UINT *delay_ptr);
static UINT packet_process(NX_IP *ip_ptr, NX_PACKET *packet_ptr, UINT *operation_ptr, UINT *delay_ptr);
/* Define what the initial system looks like. */
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_ip_fragmentation_duplicate_test_application_define(void *first_unused_memory)
#endif
{
CHAR *pointer;
UINT status;
/* Setup the working pointer. */
pointer = (CHAR *) first_unused_memory;
error_counter = 0;
/* Create the client thread. */
tx_thread_create(&thread_0, "thread 0", thread_0_entry, 0,
pointer, DEMO_STACK_SIZE,
4, 4, TX_NO_TIME_SLICE, TX_AUTO_START);
pointer = pointer + DEMO_STACK_SIZE;
/* Create the server thread. */
tx_thread_create(&thread_1, "thread 1", thread_1_entry, 0,
pointer, DEMO_STACK_SIZE,
3, 3, TX_NO_TIME_SLICE, TX_AUTO_START);
pointer = pointer + DEMO_STACK_SIZE;
/* Initialize the NetX system. */
nx_system_initialize();
/* Create a packet pool. */
status = nx_packet_pool_create(&pool_0, "NetX Main Packet Pool", 1000, pool_area, sizeof(pool_area));
/* Check for pool creation error. */
if (status)
error_counter++;
/* Create an IP instance. */
status = nx_ip_create(&ip_0, "NetX IP Instance 0", IP_ADDRESS(1, 2, 3, 4), 0xFFFFF000UL, &pool_0, _nx_ram_network_driver_1500,
pointer, 2048, 1);
pointer = pointer + 2048;
/* Check for IP create errors. */
if (status)
error_counter++;
/* Create an IP instance. */
status = nx_ip_create(&ip_1, "NetX IP Instance 1", IP_ADDRESS(1, 2, 3, 5), 0xFFFFF000UL, &pool_0, _nx_ram_network_driver_1500,
pointer, 2048, 1);
pointer = pointer + 2048;
/* Check for IP create errors. */
if (status)
error_counter++;
/* Enable ARP and supply ARP cache memory for both IP instances. */
status = nx_arp_enable(&ip_0, (void *) pointer, 1024);
pointer = pointer + 1024;
status += nx_arp_enable(&ip_1, (void *) pointer, 1024);
pointer = pointer + 1024;
/* Check for ARP enable errors. */
if (status)
error_counter++;
/* Enable UDP traffic. */
status = nx_udp_enable(&ip_0);
status += nx_udp_enable(&ip_1);
#ifdef FEATURE_NX_IPV6
/* Enable IPv6 traffic. */
status += nxd_ipv6_enable(&ip_0);
status += nxd_ipv6_enable(&ip_1);
/* Enable ICMP processing for both IP instances. */
status += nxd_icmp_enable(&ip_0);
status += nxd_icmp_enable(&ip_1);
/* Check TCP enable status. */
if (status)
error_counter++;
/* Set global address. */
address_0.nxd_ip_version = NX_IP_VERSION_V6;
address_0.nxd_ip_address.v6[0] = 0xFE800000;
address_0.nxd_ip_address.v6[1] = 0x00000000;
address_0.nxd_ip_address.v6[2] = 0x00000000;
address_0.nxd_ip_address.v6[3] = 0x00000001;
address_1.nxd_ip_version = NX_IP_VERSION_V6;
address_1.nxd_ip_address.v6[0] = 0xFE800000;
address_1.nxd_ip_address.v6[1] = 0x00000000;
address_1.nxd_ip_address.v6[2] = 0x00000000;
address_1.nxd_ip_address.v6[3] = 0x00000002;
status = nxd_ipv6_address_set(&ip_0, 0, &address_0, 10, NX_NULL);
status += nxd_ipv6_address_set(&ip_1, 0, &address_1, 10, NX_NULL);
#endif /* FEATURE_NX_IPV6 */
/* Check for errors. */
if (status)
error_counter++;
/* Enable IP fragmentation logic on both IP instances. */
status = nx_ip_fragment_enable(&ip_0);
status += nx_ip_fragment_enable(&ip_1);
/* Check for IP fragment enable errors. */
if (status)
error_counter++;
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
NX_PACKET *my_packet;
UINT i;
/* Print out some test information banners. */
printf("NetX Test: IP Fragmentation Duplicate Test...........................");
/* Check for earlier error. */
if (error_counter)
{
printf("ERROR!\n");
test_control_return(1);
}
#ifdef FEATURE_NX_IPV6
/* Sleep 5 seconds to finish DAD. */
tx_thread_sleep(5 * NX_IP_PERIODIC_RATE);
#endif /* FEATURE_NX_IPV6 */
/* Create a UDP socket. */
status = nx_udp_socket_create(&ip_0, &socket_0, "Socket 0", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5);
/* Check status. */
if (status)
{
error_counter++;
test_control_return(1);
}
/* Bind the UDP socket to the IP port. */
status = nx_udp_socket_bind(&socket_0, 0x88, TX_WAIT_FOREVER);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
#ifdef FEATURE_NX_IPV6
for (i = 0; i < 2; i++)
#else
for (i = 0; i < 1; i++)
#endif
{
/* Reset the testing data. */
memset(send_buf, i, sizeof(send_buf));
fragments_count = 0;
/* Set callback function to duplicate the second fragments. */
advanced_packet_process_callback = packet_process;
/* Allocate a packet. */
status = nx_packet_allocate(&pool_0, &my_packet, NX_UDP_PACKET, TX_WAIT_FOREVER);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Append data. */
status = nx_packet_data_append(my_packet, send_buf, sizeof(send_buf), &pool_0, NX_IP_PERIODIC_RATE);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
if (i == 0)
{
status = nx_udp_socket_send(&socket_0, my_packet, IP_ADDRESS(1, 2, 3, 5), 0x89);
}
#ifdef FEATURE_NX_IPV6
else
{
status = nxd_udp_socket_send(&socket_0, my_packet, &address_1, 0x89);
}
#endif /* FEATURE_NX_IPV6 */
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Clear the callback function. */
advanced_packet_process_callback = NX_NULL;
}
/* Unbind the UDP socket. */
status = nx_udp_socket_unbind(&socket_0);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Delete the UDP socket. */
status = nx_udp_socket_delete(&socket_0);
/* Check status. */
if (status)
{
printf("ERROR!\n");
test_control_return(1);
}
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
NX_PACKET *my_packet;
UINT i;
#ifdef FEATURE_NX_IPV6
/* Sleep 5 seconds to finish DAD. */
tx_thread_sleep(5 * NX_IP_PERIODIC_RATE);
#endif /* FEATURE_NX_IPV6 */
/* Create a UDP socket. */
status = nx_udp_socket_create(&ip_1, &socket_1, "Socket 1", NX_IP_NORMAL, NX_FRAGMENT_OKAY, 0x80, 5);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Bind the UDP socket to the IP port. */
status = nx_udp_socket_bind(&socket_1, 0x89, TX_WAIT_FOREVER);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
#ifdef FEATURE_NX_IPV6
for (i = 0; i < 2; i++)
#else
for (i = 0; i < 1; i++)
#endif
{
/* Receive a UDP packet. */
status = nx_udp_socket_receive(&socket_1, &my_packet, 5 * NX_IP_PERIODIC_RATE);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
if(my_packet -> nx_packet_length != sizeof(send_buf))
{
printf("ERROR!\n");
test_control_return(1);
}
/* Release the packet. */
status = nx_packet_release(my_packet);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
}
/* Unbind the UDP socket. */
status = nx_udp_socket_unbind(&socket_1);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
/* Delete the UDP socket. */
status = nx_udp_socket_delete(&socket_1);
/* Check status. */
if (status != NX_SUCCESS)
{
printf("ERROR!\n");
test_control_return(1);
}
printf("SUCCESS!\n");
test_control_return(0);
}
static UINT packet_process(NX_IP *ip_ptr, NX_PACKET *packet_ptr, UINT *operation_ptr, UINT *delay_ptr)
{
/* Ignore packets from IP_1. */
if (ip_ptr == &ip_1)
return NX_TRUE;
if (packet_ptr -> nx_packet_ip_version == NX_IP_VERSION_V4)
{
if ((packet_ptr -> nx_packet_length > 28) &&
(*(packet_ptr -> nx_packet_prepend_ptr + 9) == NX_PROTOCOL_UDP))
{
/* It's a UDP packet. */
if (fragments_count == 1)
{
*operation_ptr = 2 * NX_RAMDRIVER_OP_DELAY;
*delay_ptr = NX_IP_PERIODIC_RATE;
}
else if (fragments_count == 2)
{
*operation_ptr = NX_RAMDRIVER_OP_DUPLICATE;
}
fragments_count++;
}
}
#ifdef FEATURE_NX_IPV6
else
{
if ((packet_ptr -> nx_packet_length > 48) &&
(*(packet_ptr -> nx_packet_prepend_ptr + 6) == NX_PROTOCOL_NEXT_HEADER_FRAGMENT))
{
/* It's a UDP packet. */
if(fragments_count == 1)
{
*operation_ptr = NX_RAMDRIVER_OP_DELAY;
*delay_ptr = NX_IP_PERIODIC_RATE;
}
else if (fragments_count == 2)
{
*operation_ptr = NX_RAMDRIVER_OP_DUPLICATE;
}
fragments_count++;
}
}
#endif /* FEATURE_NX_IPV6 */
return NX_TRUE;
}
#else
#ifdef CTEST
VOID test_application_define(void *first_unused_memory)
#else
void netx_ip_fragmentation_duplicate_test_application_define(void *first_unused_memory)
#endif
{
/* Print out some test information banners. */
printf("NetX Test: IP Fragmentation Duplicate Test...........................N/A\n");
test_control_return(3);
}
#endif
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