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//==========================================================================
//
// tests/udp_lo_test.c
//
// Simple UDP 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, hmt
// Date: 2000-05-24
// Network throughput test code
#include <network.h>
#include <cyg/infra/testcase.h>
#define SOURCE_PORT 9990
#define SINK_PORT 9991
#define NUM_BUF 1024
#define MAX_BUF 8192
static unsigned char data_buf[MAX_BUF];
static unsigned char data_buf_write[MAX_BUF]="Client UDP 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_client[STACK_SIZE];
static cyg_thread client_thread_data;
static cyg_handle_t client_thread_handle;
#define MAIN_THREAD_PRIORITY CYGPKG_NET_THREAD_PRIORITY-4
void
pexit(char *s)
{
CYG_TEST_FAIL_FINISH( s );
}
void server(void)
{
int s_source;
struct sockaddr_in local,c_addr;
socklen_t c_len;
int len;
char *hello_string=" Hello eCos network \n";
diag_printf("UDP SERVER:");
diag_printf(hello_string);
s_source = socket(AF_INET, SOCK_DGRAM, 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 = ntohs(SOURCE_PORT);
local.sin_addr.s_addr = htonl(INADDR_ANY); //accepts everyone...
if(bind(s_source, (struct sockaddr *) &local, sizeof(local)) < 0) {
pexit("bind /source/ error");
}
c_len = sizeof(c_addr);
if ((len = recvfrom(s_source, data_buf, sizeof(data_buf),0,
(struct sockaddr *)&c_addr,&c_len)) < 0 ) {
CYG_TEST_FAIL_FINISH("I/O error");
}
diag_printf("SERVER : message arrived from %s\n",inet_ntoa(c_addr.sin_addr));
diag_printf("SERVER : Message : %s\n",data_buf);
close(s_source);
}
void client(void)
{
int s_source;
struct sockaddr_in local;
int len;
diag_printf("client:started\n");
s_source = socket(AF_INET, SOCK_DGRAM, 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_PORT);
local.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
if ( (len= sendto(s_source,data_buf_write,sizeof(data_buf_write),
0,(struct sockaddr *)&local,sizeof(local))) < 0 ) {
CYG_TEST_FAIL_FINISH("Error writing buffer");
}
close(s_source);
}
void
udp_server(cyg_addrword_t param)
{
init_all_network_interfaces();
diag_printf("Start UDP server - test\n");
cyg_thread_resume(client_thread_handle); // Start the other one
#if NLOOP > 0
server();
CYG_TEST_PASS_FINISH("Server returned OK");
#endif
CYG_TEST_NA( "No loopback devs" );
}
void
udp_client(cyg_addrword_t param)
{
diag_printf("Start UDP client - test\n");
#if NLOOP > 0
client();
#endif
}
void
cyg_start(void)
{
CYG_TEST_INIT();
cyg_thread_create(MAIN_THREAD_PRIORITY, // Priority
udp_server, // entry
0, // entry parameter
"UDP 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
udp_client, // entry
0, // entry parameter
"UDP loopback client", // Name
&stack_client[0], // Stack
STACK_SIZE, // Size
&client_thread_handle, // Handle
&client_thread_data // Thread data structure
);
cyg_scheduler_start();
}
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