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//==========================================================================
//
// tests/tcp_lo_test.c
//
// Simple TCP throughput test
//
//==========================================================================
// ####BSDALTCOPYRIGHTBEGIN####
// -------------------------------------------
// Portions of this software may have been derived from FreeBSD, OpenBSD,
// or other sources, and if so are covered by the appropriate copyright
// and license included herein.
// -------------------------------------------
// ####BSDALTCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): sorin@netappi.com
// Contributors: gthomas,sorin@netappi.com
// Date: 2000-05-24
// Network throughput test code
#include <network.h>
#include <cyg/infra/testcase.h>
#ifndef CYGPKG_LIBC_STDIO
#define perror(s) diag_printf(#s ": %s\n", strerror(errno))
#endif
#define SOURCE_PORT1 9990
#define SOURCE_PORT2 9991
#define NUM_BUF 1024
#define MAX_BUF 8192
static unsigned char data_buf1[MAX_BUF];
static unsigned char data_buf2[MAX_BUF];
static unsigned char data_buf_write1[MAX_BUF]="Client 1 is alive. You may continue ....";
static unsigned char data_buf_write2[MAX_BUF]="Client 2 is alive. You may continue ....";
#define STACK_SIZE (CYGNUM_HAL_STACK_SIZE_TYPICAL + 0x10000)
static char stack_server[STACK_SIZE];
static cyg_thread server_thread_data;
static cyg_handle_t server_thread_handle;
static char stack_client1[STACK_SIZE];
static cyg_thread client1_thread_data;
static cyg_handle_t client1_thread_handle;
static char stack_client2[STACK_SIZE];
static cyg_thread client2_thread_data;
static cyg_handle_t client2_thread_handle;
#define MAIN_THREAD_PRIORITY CYGPKG_NET_THREAD_PRIORITY-4
void
pexit(char *s)
{
CYG_TEST_FAIL_FINISH( s );
}
#ifndef max
#define max(a,b) (((a) > (b)) ? (a) : (b))
#endif
void server(void)
{
int s_s1, e_s1, s_s2, e_s2;
struct sockaddr_in e_s1_addr,e_s2_addr,local;
fd_set in_fds;
socklen_t len;
int num;
char *hello_string=" Hello eCos network \n";
diag_printf("TCP SERVER:");
diag_printf(hello_string);
s_s1 = socket(AF_INET, SOCK_STREAM, 0);
if (s_s1 < 0) {
pexit("stream socket");
}
memset(&local, 0, sizeof(local));
local.sin_family = AF_INET;
local.sin_len = sizeof(local);
local.sin_port = ntohs(SOURCE_PORT1);
local.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
if(bind(s_s1, (struct sockaddr *) &local, sizeof(local)) < 0) {
pexit("bind /source_1/ error");
}
listen(s_s1, SOMAXCONN);
s_s2 = socket(AF_INET, SOCK_STREAM, 0);
if (s_s2 < 0) {
pexit("stream socket");
}
memset(&local, 0, sizeof(local));
local.sin_family = AF_INET;
local.sin_len = sizeof(local);
local.sin_port = ntohs(SOURCE_PORT2);
local.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
if(bind(s_s2, (struct sockaddr *) &local, sizeof(local)) < 0) {
pexit("bind /source_2/ error");
}
listen(s_s2, SOMAXCONN);
e_s1 = 0; e_s2 = 0;
while (true) {
FD_ZERO(&in_fds);
FD_SET(s_s1, &in_fds);
FD_SET(s_s2, &in_fds);
num = select ( max(s_s1,s_s2)+1, &in_fds,0,0,0);
if (FD_ISSET(s_s1,&in_fds)) {
len = sizeof(e_s1_addr);
if ((e_s1 = accept(s_s1,(struct sockaddr *)&e_s1_addr,&len))<0)
{
pexit("accept /source_1/");
}
diag_printf("TCP SERVER connection from %s: %d\n",
inet_ntoa(e_s1_addr.sin_addr),ntohs(e_s1_addr.sin_port));
}
if (FD_ISSET(s_s2,&in_fds)) {
len = sizeof(e_s2_addr);
if ((e_s2 = accept(s_s2,(struct sockaddr *)&e_s2_addr,&len))<0)
{
pexit("accept /source_2/");
}
diag_printf("TCP SERVER connection from %s: %d\n",
inet_ntoa(e_s2_addr.sin_addr), ntohs(e_s2_addr.sin_port));
}
if ((e_s1 != 0) && ( e_s2 != 0)) {
break;
}
} /* while (true) */
if ((len = read(e_s1, data_buf1, MAX_BUF)) < 0 )
{
perror("I/O error");
}
diag_printf("SERVER : %s\n",data_buf1);
if ((len = read(e_s2, data_buf2, MAX_BUF)) < 0 )
{
perror("I/O error");
}
diag_printf("SERVER : %s\n",data_buf2);
}
void client1(void)
{
int s_source;
struct sockaddr_in local;
int len;
diag_printf("client 1 :started\n");
s_source = socket(AF_INET, SOCK_STREAM, 0);
if (s_source < 0) {
pexit("stream socket");
}
memset(&local, 0, sizeof(local));
local.sin_family = AF_INET;
local.sin_len = sizeof(local);
local.sin_port = htons(SOURCE_PORT1);
local.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
if (connect(s_source, (struct sockaddr *)&local, sizeof(local)) < 0) {
pexit("Can't connect to target");
}
if ((len = write(s_source,data_buf_write1,40)) < 0) {
CYG_TEST_FAIL_FINISH("Error writing buffer");
}
}
void client2(void)
{
int s_source;
struct sockaddr_in local;
int len;
diag_printf("client 2 :started\n");
s_source = socket(AF_INET, SOCK_STREAM, 0);
if (s_source < 0) {
pexit("stream socket");
}
memset(&local, 0, sizeof(local));
local.sin_family = AF_INET;
local.sin_len = sizeof(local);
local.sin_port = htons(SOURCE_PORT2);
local.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
if (connect(s_source, (struct sockaddr *)&local, sizeof(local)) < 0) {
pexit("Can't connect to target");
}
if ((len = write(s_source,data_buf_write2,40)) < 0) {
CYG_TEST_FAIL_FINISH("Error writing buffer");
}
}
void
tcp_server(cyg_addrword_t param)
{
init_all_network_interfaces();
diag_printf("Start TCP server - test\n");
cyg_thread_resume(client1_thread_handle); // Start it
cyg_thread_resume(client2_thread_handle); // Start it
#if NLOOP > 0
server();
CYG_TEST_PASS_FINISH("Server returned OK");
#endif
CYG_TEST_NA( "No loopback devs" );
}
void
tcp_client_1(cyg_addrword_t param)
{
diag_printf("Start TCP client 1 - test\n");
#if NLOOP > 0
client1();
#endif
}
void
tcp_client_2(cyg_addrword_t param)
{
diag_printf("Start TCP client 2 - test\n");
#if NLOOP > 0
client2();
#endif
}
void
cyg_start(void)
{
CYG_TEST_INIT();
cyg_thread_create(MAIN_THREAD_PRIORITY, // Priority
tcp_server, // entry
0, // entry parameter
"TCP loopback server", // Name
&stack_server[0], // Stack
STACK_SIZE, // Size
&server_thread_handle, // Handle
&server_thread_data // Thread data structure
);
cyg_thread_resume(server_thread_handle); // Start it
cyg_thread_create(MAIN_THREAD_PRIORITY, // Priority
tcp_client_1, // entry
0, // entry parameter
"TCP loopback client1", // Name
&stack_client1[0], // Stack
STACK_SIZE, // Size
&client1_thread_handle, // Handle
&client1_thread_data // Thread data structure
);
cyg_thread_create(MAIN_THREAD_PRIORITY, // Priority
tcp_client_2, // entry
0, // entry parameter
"TCP llopback client2", // Name
&stack_client2[0], // Stack
STACK_SIZE, // Size
&client2_thread_handle, // Handle
&client2_thread_data // Thread data structure
);
cyg_scheduler_start();
}
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