void netstackUDPIPProcess(unsigned int len, udpip_hdr* packet)
{
uint16_t payloadlen = 0;
uint8_t* payloaddata = 0;
uint16_t i;
// get UDP payload length
payloadlen = htons(packet->udp.udplen);
payloadlen -= 8; // subtract header
// get UDP payload data
payloaddata = &((unsigned char*)packet)[IP_HEADER_LEN+UDP_HEADER_LEN];
rprintf("UDP packet, len: %d\r\n", len);
//debugPrintHexTable(len, (unsigned char*)packet);
if (packet->udp.destport == HTONS(CONTROL_PORT))
{
// command packet
processCommand(payloadlen, payloaddata);
}
else if (packet->udp.destport == HTONS(SERIAL_PORT))
{
// serial output
for (i=0; i<payloadlen; i++)
uartSendByte(payloaddata[i]);
}
else if (packet->udp.destport == HTONS(LOOPBACK_PORT))
{
// loopback - return packet to sender
udpSend(htonl(packet->ip.srcipaddr), LOOPBACK_PORT, payloadlen, payloaddata);
}
}
void dhcpRequest(void)
{
struct netDhcpHeader* packet;
uint32_t val;
packet = (struct netDhcpHeader*)&netstackGetBuffer()[ETH_HEADER_LEN+IP_HEADER_LEN+UDP_HEADER_LEN];
// build BOOTP/DHCP header
packet->bootp.op = BOOTP_OP_BOOTREQUEST; // request type
packet->bootp.htype = BOOTP_HTYPE_ETHERNET;
packet->bootp.hlen = BOOTP_HLEN_ETHERNET;
packet->bootp.ciaddr = htonl(ipGetConfig()->ip);
packet->bootp.yiaddr = HTONL(0l);
packet->bootp.siaddr = HTONL(0l);
packet->bootp.giaddr = HTONL(0l);
nicGetMacAddress(&packet->bootp.chaddr[0]); // fill client hardware address
packet->bootp.xid = DhcpTransactID;
packet->bootp.flags = HTONS(1);
// build DHCP request
// begin with magic cookie
packet->cookie = 0x63538263;
// set operation
val = DHCP_MSG_DHCPDISCOVER;
dhcpSetOption(packet->options, DHCP_OPT_DHCPMSGTYPE, 1, &val);
#ifdef DHCP_DEBUG
rprintfProgStrM("DHCP: Sending Query\r\n");
//dhcpPrintHeader(packet);
#endif
// send request
udpSend(0xFFFFFFFF, DHCP_UDP_SERVER_PORT, DHCP_HEADER_LEN+3+1, (uint8_t*)packet);
}
/// a useful function to write a UDP packet prefixed by a timestamp
/// and formatted with printf semantics.
void udpwrite(const char *s,...){
va_list args;
va_start(args,s);
char buf[1024];
sprintf(buf,"time=%f ",gettime());
vsnprintf(buf+strlen(buf),1024-strlen(buf),s,args);
//printf("%s\n",buf);
udpSend(serverAddr,outport,buf); // SEND TO
va_end(args);
}
void procPerMessage::dnsSend(int protocol_id, Message* msg)
{
//Add header and send
dnsHeader *header = new dnsHeader;
header->hlp = protocol_id;
header->m_size = msg->msgLen();
msg->msgAddHdr((char *)header, sizeof(dnsHeader));
udpSend(DNS_ID, msg);
delete header;
}
// Thread function
void* signalerTaskFunction(void *arg)
{
(void)arg;
for (;;)
{
// Wait for notification from UDP
sem_wait(¬ify_sem);
udpSend("SIGNAL_ACK");
}
return NULL;
}
void serviceLocal(void)
{
int c;
unsigned char buffer[100];
if ( (c = uartGetByte()) != -1)
{
// echo command to terminal
rprintfChar(c);
// process command
switch (c)
{
case 'i':
rprintfProgStrM("\r\nInitializing Ethernet Controller\r\n");
nicInit();
break;
case 'd':
rprintfProgStrM("\r\nEthernet Controller State\r\n");
nicRegDump();
break;
case 't':
rprintfProgStrM("\r\nCurrent Uptime: ");
rprintfNum(10, 9, FALSE, ' ', UptimeMs);
rprintfProgStrM("ms\r\n");
break;
case 'c':
rprintfProgStrM("\r\nCrashing System....\r\n");
while(1);
break;
case 'u':
rprintfProgStrM("\r\nSending UDP packet\r\n");
strcpy((char*)&buffer[ETH_HEADER_LEN+IP_HEADER_LEN+UDP_HEADER_LEN], "hello");
udpSend((ipGetConfig()->ip|~ipGetConfig()->netmask), CONTROL_PORT, 6, &buffer[ETH_HEADER_LEN+IP_HEADER_LEN+UDP_HEADER_LEN]);
break;
case '?':
rprintfProgStrM("\r\nCommands:\r\n");
rprintfProgStrM("(i) Initialize Ethernet Controller\r\n");
rprintfProgStrM("(d) Dump Ethernet Controller State\r\n");
rprintfProgStrM("(u) Send Broadcast UDP frame\r\n");
rprintfProgStrM("(t) Print current uptime\r\n");
rprintfProgStrM("(?) Help\r\n");
break;
case '\n':
default:
break;
}
// print new prompt
rprintfProgStrM("\r\ncmd>");
}
}
void dhcpRelease(void)
{
struct netDhcpHeader* packet;
uint32_t val;
uint8_t* optptr;
packet = (struct netDhcpHeader*)&netstackGetBuffer()[ETH_HEADER_LEN+IP_HEADER_LEN+UDP_HEADER_LEN];
// build BOOTP/DHCP header
packet->bootp.op = BOOTP_OP_BOOTREQUEST; // request type
packet->bootp.htype = BOOTP_HTYPE_ETHERNET;
packet->bootp.hlen = BOOTP_HLEN_ETHERNET;
packet->bootp.ciaddr = htonl(ipGetConfig()->ip);
packet->bootp.yiaddr = HTONL(0l);
packet->bootp.siaddr = HTONL(0l);
packet->bootp.giaddr = HTONL(0l);
nicGetMacAddress(&packet->bootp.chaddr[0]); // fill client hardware address
packet->bootp.xid = DhcpTransactID; // set trans ID (use part of MAC address)
packet->bootp.flags = HTONS(1);
// build DHCP request
// begin with magic cookie
packet->cookie = 0x63538263;
// set operation
val = DHCP_MSG_DHCPRELEASE;
optptr = dhcpSetOption(packet->options, DHCP_OPT_DHCPMSGTYPE, 1, &val);
// set the server ID
val = htonl(DhcpServerIP);
optptr = dhcpSetOption(optptr, DHCP_OPT_SERVERID, 4, &val);
// request the IP previously offered
optptr = dhcpSetOption(optptr, DHCP_OPT_REQUESTEDIP, 4, &packet->bootp.ciaddr);
#ifdef DHCP_DEBUG
rprintfProgStrM("DHCP: Sending Release to "); netPrintIPAddr(DhcpServerIP); rprintfCRLF();
//dhcpPrintHeader(packet);
#endif
// send release
udpSend(DhcpServerIP, DHCP_UDP_SERVER_PORT, DHCP_HEADER_LEN+3+6+6+1, (uint8_t*)packet);
// deconfigure ip addressing
ipSetConfig(0,0,0);
DhcpLeaseTime = 0;
}
void pwmCompleteMotorUpdate(uint8_t motorCount) {
UNUSED(motorCount);
// send to simulator
// for gazebo8 ArduCopterPlugin remap, normal range = [0.0, 1.0], 3D rang = [-1.0, 1.0]
double outScale = 1000.0;
if (feature(FEATURE_3D)) {
outScale = 500.0;
}
pwmPkt.motor_speed[3] = motorsPwm[0] / outScale;
pwmPkt.motor_speed[0] = motorsPwm[1] / outScale;
pwmPkt.motor_speed[1] = motorsPwm[2] / outScale;
pwmPkt.motor_speed[2] = motorsPwm[3] / outScale;
// get one "fdm_packet" can only send one "servo_packet"!!
if (pthread_mutex_trylock(&updateLock) != 0) return;
udpSend(&pwmLink, &pwmPkt, sizeof(servo_packet));
// printf("[pwm]%u:%u,%u,%u,%u\n", idlePulse, motorsPwm[0], motorsPwm[1], motorsPwm[2], motorsPwm[3]);
}
int sendBuf( rbudpSender_t *rbudpSender, void * buffer, int bufSize,
int sendRate, int packetSize ) {
int done = 0;
int status = 0;
struct timeval curTime, startTime;
double srate;
gettimeofday( &curTime, NULL );
startTime = curTime;
int lastRemainNumberOfPackets = 0;
int noProgressCnt = 0;
initSendRudp( rbudpSender, buffer, bufSize, sendRate, packetSize );
while ( !done ) {
// blast UDP packets
if ( rbudpSender->rbudpBase.verbose > 1 ) {
TRACE_DEBUG( "sending UDP packets" );
}
reportTime( &curTime );
status = udpSend( rbudpSender );
if ( status < 0 ) {
return status;
}
srate = ( double ) rbudpSender->rbudpBase.remainNumberOfPackets *
rbudpSender->rbudpBase.payloadSize * 8 /
( double ) reportTime( &curTime );
if ( rbudpSender->rbudpBase.verbose > 1 ) {
TRACE_DEBUG( "real sending rate in this send is %f", srate );
}
if ( lastRemainNumberOfPackets == 0 ) {
lastRemainNumberOfPackets =
rbudpSender->rbudpBase.remainNumberOfPackets;
}
// send end of UDP signal
if ( rbudpSender->rbudpBase.verbose > 1 )
TRACE_DEBUG( "send to socket %d an end signal.",
rbudpSender->rbudpBase.tcpSockfd );
if ( rbudpSender->rbudpBase.verbose > 1 ) {
fprintf( stderr, "write %d bytes.\n", ( int ) sizeof( rbudpSender->rbudpBase.endOfUdp ) );
}
int error_code = writen( rbudpSender->rbudpBase.tcpSockfd, ( char * )&rbudpSender->rbudpBase.endOfUdp,
sizeof( rbudpSender->rbudpBase.endOfUdp ) );
if ( error_code < 0 ) {
rodsLog( LOG_ERROR, "writen failed in sendBuf with error code %d", error_code );
}
rbudpSender->rbudpBase.endOfUdp.round ++;
reportTime( &curTime );
gettimeofday( &curTime, NULL );
if ( rbudpSender->rbudpBase.verbose > 1 ) {
TRACE_DEBUG( "Current time: %d %ld", curTime.tv_sec, curTime.tv_usec );
}
// receive error list
if ( rbudpSender->rbudpBase.verbose > 1 ) {
TRACE_DEBUG( "waiting for error bitmap" );
}
int n = readn( rbudpSender->rbudpBase.tcpSockfd,
rbudpSender->rbudpBase.errorBitmap,
rbudpSender->rbudpBase.sizeofErrorBitmap );
if ( n < 0 ) {
perror( "read" );
return errno ? ( -1 * errno ) : -1;
}
if ( ( unsigned char )rbudpSender->rbudpBase.errorBitmap[0] == 1 ) {
done = 1;
rbudpSender->rbudpBase.remainNumberOfPackets = 0;
if ( rbudpSender->rbudpBase.verbose > 1 ) {
TRACE_DEBUG( "done." );
}
}
else {
rbudpSender->rbudpBase.remainNumberOfPackets =
updateHashTable( &rbudpSender->rbudpBase );
if ( rbudpSender->rbudpBase.remainNumberOfPackets >=
lastRemainNumberOfPackets ) {
noProgressCnt++;
if ( noProgressCnt >= MAX_NO_PROGRESS_CNT ) {
return SYS_UDP_TRANSFER_ERR - errno;
}
}
else {
lastRemainNumberOfPackets =
rbudpSender->rbudpBase.remainNumberOfPackets;
noProgressCnt = 0;
}
}
if ( rbudpSender->rbudpBase.isFirstBlast ) {
rbudpSender->rbudpBase.isFirstBlast = 0;
double lossRate =
( double )rbudpSender->rbudpBase.remainNumberOfPackets /
( double )rbudpSender->rbudpBase.totalNumberOfPackets;
// if (rbudpSender->rbudpBase.remainNumberOfPackets > 0)
// usecsPerPacket = (int) ((double)usecsPerPacket / (1.0 - lossRate - 0.05));
if ( rbudpSender->rbudpBase.verbose > 0 ) {
float dt = ( curTime.tv_sec - startTime.tv_sec )
+ 1e-6 * ( curTime.tv_usec - startTime.tv_usec );
float mbps = 1e-6 * 8 * bufSize / ( dt == 0 ? .01 : dt );
TRACE_DEBUG( "loss rate: %f on %dK in %.3f seconds (%.2f Mbits/s)",
lossRate, ( int )bufSize >> 10, dt, mbps );
if ( rbudpSender->rbudpBase.verbose > 1 )
TRACE_DEBUG( "usecsPerPacket updated to %d",
rbudpSender->rbudpBase.usecsPerPacket );
}
}
void dhcpIn(unsigned int len, struct netDhcpHeader* packet)
{
uint8_t msgtype;
uint32_t sid;
uint8_t* optptr;
uint32_t val;
uint32_t netmask;
uint32_t gateway;
#if NET_DEBUG >= 3
dhcpPrintHeader(packet);
#endif
// check that this is a reply, and for me
if ((packet->bootp.op != BOOTP_OP_BOOTREPLY) || (packet->bootp.xid != DhcpTransactID))
return;
// process incoming packet
// check reply type
dhcpGetOption(packet->options, DHCP_OPT_DHCPMSGTYPE, 1, &msgtype);
#if NET_DEBUG >= 2
rprintf("DHCP: Received msgtype = %d\r\n", msgtype);
#endif
if (msgtype == DHCP_MSG_DHCPOFFER)
{
// get DHCP server ID
dhcpGetOption(packet->options, DHCP_OPT_SERVERID, 4, &sid);
#ifdef DHCP_DEBUG
rprintfProgStrM("DHCP: Got offer from server "); netPrintIPAddr(htonl(sid)); rprintfCRLF();
#endif
// build DHCP request (on top of this reply)
packet->bootp.op = BOOTP_OP_BOOTREQUEST; // request type
// set operation
val = DHCP_MSG_DHCPREQUEST;
optptr = dhcpSetOption(packet->options, DHCP_OPT_DHCPMSGTYPE, 1, &val);
// set the server ID
optptr = dhcpSetOption(optptr, DHCP_OPT_SERVERID, 4, &sid);
// request the IP previously offered
optptr = dhcpSetOption(optptr, DHCP_OPT_REQUESTEDIP, 4, &packet->bootp.yiaddr);
// request additional information
((uint8_t*)&val)[0] = DHCP_OPT_NETMASK;
((uint8_t*)&val)[1] = DHCP_OPT_ROUTERS;
((uint8_t*)&val)[2] = DHCP_OPT_DNSSERVERS;
((uint8_t*)&val)[3] = DHCP_OPT_DOMAINNAME;
optptr = dhcpSetOption(optptr, DHCP_OPT_PARAMREQLIST, 4, &val);
#ifdef DHCP_DEBUG
rprintfProgStrM("DHCP: Sending request in response to offer\r\n");
#endif
// send DHCP request
DhcpServerIP = htonl(sid);
udpSend(DhcpServerIP, DHCP_UDP_SERVER_PORT, DHCP_HEADER_LEN+3+6+6+6+1, (uint8_t*)packet);
}
else if (msgtype == DHCP_MSG_DHCPACK)
{
// get netmask
dhcpGetOption(packet->options, DHCP_OPT_NETMASK, 4, &val);
netmask = htonl(val);
// get gateway
dhcpGetOption(packet->options, DHCP_OPT_ROUTERS, 4, &val);
gateway = htonl(val);
// get lease time
dhcpGetOption(packet->options, DHCP_OPT_LEASETIME, 4, &val);
DhcpLeaseTime = htonl(val);
// assign new network info
ipSetConfig(htonl(packet->bootp.yiaddr), netmask, gateway);
#ifdef DHCP_DBUG
rprintf("DHCP: Got request ACK, bind complete\r\n");
//debugPrintHexTable(len-DHCP_HEADER_LEN, (packet->options));
// print info
ipPrintConfig(ipGetConfig())
rprintfProgStrM("LeaseTm : "); rprintfNum(10, 8, FALSE, ' ', DhcpLeaseTime); rprintfCRLF();
#endif
}
}
void wmpImage(int *state)
{
int rc = 0;
char *addr = (char *)wtpinfoGetACIPStr();
char *dir = (char *)wtpInfoGetBoardName();
char *file = S_img.name;
char *imgdwn = "/sbin/imgdwn.sh %s %s %s";
char *imgwr = "/sbin/imgwr.sh %s";
char cmd[1024] = { 0 };
WMMSG msg;
BUFF attr;
uint16_t seqnum = 0;
uint8_t *apid = NULL;
if (snprintf(cmd, sizeof(cmd), imgdwn, addr, dir, file) < 1) {
logError("snprintf : %s", strerror(errno));
rc = -1;
goto out;
}
// 下载固件
if (utilDoCMD(cmd)) {
logError("Down firmware error");
rc = -1;
goto out;
}
// 对比固件MD5
if (imageFileMD5Chk(file, S_img.filehash)) {
logError("Image file \"%s\" MD5 hash is error");
rc = -1;
goto out;
}
// 写固件
memset(cmd, 0, sizeof(cmd));
if (snprintf(cmd, sizeof(cmd), imgwr, file) < 1) {
logError("snprintf : %s", strerror(errno));
rc = -1;
goto out;
}
if (utilDoCMD(cmd)) {
logError("Write firmware error");
rc = -1;
}
out :
apid = (uint8_t *)wtpidGetBytes();
seqnum = wtpInfoGetSEQNUM();
wmmClearInit(&msg, apid, seqnum, WMM_CODE_IMGUP_REP);
if (0 == rc) {
// 报告AC固件处理完毕，准备重启
wmmPackResCode(&attr, WMM_RESULT_CODE_OK);
} else {
// 报告AC固件处理出现错误，准备重启
wmmPackResCode(&attr, WMM_RESULT_CODE_FAILED);
}
wmmPutAttrBuff(&msg, &attr);
if (udpSend(G_wmpsock, msg.buff, msg.offset, &G_wmpaddr) < 1) {
logError("sendto : %s", strerror(errno));
}
sleep(10);
logError("Now Reboot!!!");
utilDoCMD("reboot");
}
void sendMotorUpdate() {
udpSend(&pwmLink, &pwmPkt, sizeof(servo_packet));
}
/* Process a specific test case. File name is provided.
* Needs to return 0 if all is OK, something else otherwise.
*/
int
processTestFile(int fd, char *pszFileName)
{
FILE *fp;
char *testdata = NULL;
char *expected = NULL;
int ret = 0;
size_t lenLn;
char buf[4096];
if((fp = fopen((char*)pszFileName, "r")) == NULL) {
perror((char*)pszFileName);
return(2);
}
/* skip comments at start of file */
while(!feof(fp)) {
getline(&testdata, &lenLn, fp);
while(!feof(fp)) {
if(*testdata == '#')
getline(&testdata, &lenLn, fp);
else
break; /* first non-comment */
}
/* this is not perfect, but works ;) */
if(feof(fp))
break;
++iTests; /* increment test count, we now do one! */
testdata[strlen(testdata)-1] = '\0'; /* remove \n */
/* now we have the test data to send (we could use function pointers here...) */
unescapeTestdata(testdata);
if(inputMode == inputUDP) {
if(udpSend(testdata, strlen(testdata)) != 0)
return(2);
} else {
if(tcpSend(testdata, strlen(testdata)) != 0)
return(2);
}
/* next line is expected output
* we do not care about EOF here, this will lead to a failure and thus
* draw enough attention. -- rgerhards, 2009-03-31
*/
getline(&expected, &lenLn, fp);
expected[strlen(expected)-1] = '\0'; /* remove \n */
/* pull response from server and then check if it meets our expectation */
readLine(fd, buf);
if(strcmp(expected, buf)) {
++iFailed;
printf("\nExpected Response:\n'%s'\nActual Response:\n'%s'\n",
expected, buf);
ret = 1;
}
/* we need to free buffers, as we have potentially modified them! */
free(testdata);
testdata = NULL;
free(expected);
expected = NULL;
}
free(expected);
fclose(fp);
return(ret);
}
/*
Main
*/
int main(int argc, char ** argv)
{
struct sockaddr_in inaddr;
socklen_t inaddrlen;
struct timeval timeout;
ssl_t *ssl;
serverDtls_t *dtlsCtx;
SOCKET sock;
fd_set readfd;
unsigned char *sslBuf, *recvfromBuf, *CAstream;
#ifdef USE_DTLS_DEBUG_TRACE
unsigned char *addrstr;
#endif
#if !defined(ID_PSK) && !defined(ID_DHE_PSK)
unsigned char *keyValue, *certValue;
int32 keyLen, certLen;
#endif
sslKeys_t *keys;
int32 freeBufLen, rc, val, recvLen, err, CAstreamLen;
int32 sslBufLen, rcr, rcs, sendLen, recvfromBufLen;
sslSessOpts_t options;
#ifdef WIN32
WSADATA wsaData;
WSAStartup(MAKEWORD(1, 1), &wsaData);
#endif
rc = 0;
ssl = NULL;
dtlsCtx = NULL;
sock = INVALID_SOCKET;
/* parse input arguments */
if (0 != process_cmd_options(argc, argv)) {
usage();
return 0;
}
if (sigsetup() < 0) {
_psTrace("Init error creating signal handlers\n");
return DTLS_FATAL;
}
if (matrixSslOpen() < 0) {
_psTrace("Init error opening MatrixDTLS library\n");
return DTLS_FATAL;
}
if (matrixSslNewKeys(&keys, NULL) < 0) {
_psTrace("Init error allocating key structure\n");
matrixSslClose();
return DTLS_FATAL;
}
if ((rc = initClientList(MAX_CLIENTS)) < 0) {
_psTrace("Init error opening client list\n");
goto MATRIX_EXIT;
}
recvfromBufLen = matrixDtlsGetPmtu();
if ((recvfromBuf = psMalloc(MATRIX_NO_POOL, recvfromBufLen)) == NULL) {
rc = PS_MEM_FAIL;
_psTrace("Init error allocating receive buffer\n");
goto CLIENT_EXIT;
}
#ifdef USE_HEADER_KEYS
/*
In-memory based keys
Build the CA list first for potential client auth usage
*/
CAstreamLen = 0;
#ifdef USE_RSA
CAstreamLen += sizeof(RSACAS);
#ifdef USE_ECC
CAstreamLen += sizeof(ECDHRSACAS);
#endif
#endif
#ifdef USE_ECC
CAstreamLen += sizeof(ECCAS);
#endif
CAstream = psMalloc(NULL, CAstreamLen);
CAstreamLen = 0;
#ifdef USE_RSA
memcpy(CAstream, RSACAS, sizeof(RSACAS));
CAstreamLen += sizeof(RSACAS);
#ifdef USE_ECC
memcpy(CAstream + CAstreamLen, ECDHRSACAS, sizeof(ECDHRSACAS));
CAstreamLen += sizeof(ECDHRSACAS);
#endif
#endif
#ifdef USE_ECC
memcpy(CAstream + CAstreamLen, ECCAS, sizeof(ECCAS));
CAstreamLen += sizeof(ECCAS);
#endif
#ifdef EXAMPLE_RSA_KEYS
switch (g_rsaKeySize) {
case 1024:
certValue = (unsigned char *)RSA1024;
certLen = sizeof(RSA1024);
keyValue = (unsigned char *)RSA1024KEY;
keyLen = sizeof(RSA1024KEY);
break;
case 2048:
certValue = (unsigned char *)RSA2048;
certLen = sizeof(RSA2048);
keyValue = (unsigned char *)RSA2048KEY;
keyLen = sizeof(RSA2048KEY);
break;
case 3072:
certValue = (unsigned char *)RSA3072;
certLen = sizeof(RSA3072);
keyValue = (unsigned char *)RSA3072KEY;
keyLen = sizeof(RSA3072KEY);
break;
case 4096:
certValue = (unsigned char *)RSA4096;
certLen = sizeof(RSA4096);
keyValue = (unsigned char *)RSA4096KEY;
keyLen = sizeof(RSA4096KEY);
break;
default:
_psTraceInt("Invalid RSA key length (%d)\n", g_rsaKeySize);
return -1;
}
if ((rc = matrixSslLoadRsaKeysMem(keys, (const unsigned char *)certValue,
certLen, (const unsigned char *)keyValue, keyLen, CAstream,
CAstreamLen)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream, NULL);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef EXAMPLE_ECDH_RSA_KEYS
switch (g_ecdhKeySize) {
case 256:
certValue = (unsigned char *)ECDHRSA256;
certLen = sizeof(ECDHRSA256);
keyValue = (unsigned char *)ECDHRSA256KEY;
keyLen = sizeof(ECDHRSA256KEY);
break;
case 521:
certValue = (unsigned char *)ECDHRSA521;
certLen = sizeof(ECDHRSA521);
keyValue = (unsigned char *)ECDHRSA521KEY;
keyLen = sizeof(ECDHRSA521KEY);
break;
default:
_psTraceInt("Invalid ECDH_RSA key length (%d)\n", g_ecdhKeySize);
return -1;
}
if ((rc = matrixSslLoadEcKeysMem(keys, (const unsigned char *)certValue,
certLen, (const unsigned char *)keyValue, keyLen, CAstream,
CAstreamLen)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream, NULL);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef EXAMPLE_EC_KEYS
switch (g_eccKeySize) {
case 192:
certValue = (unsigned char *)EC192;
certLen = sizeof(EC192);
keyValue = (unsigned char *)EC192KEY;
keyLen = sizeof(EC192KEY);
break;
case 224:
certValue = (unsigned char *)EC224;
certLen = sizeof(EC224);
keyValue = (unsigned char *)EC224KEY;
keyLen = sizeof(EC224KEY);
break;
case 256:
certValue = (unsigned char *)EC256;
certLen = sizeof(EC256);
keyValue = (unsigned char *)EC256KEY;
keyLen = sizeof(EC256KEY);
break;
case 384:
certValue = (unsigned char *)EC384;
certLen = sizeof(EC384);
keyValue = (unsigned char *)EC384KEY;
keyLen = sizeof(EC384KEY);
break;
case 521:
certValue = (unsigned char *)EC521;
certLen = sizeof(EC521);
keyValue = (unsigned char *)EC521KEY;
keyLen = sizeof(EC521KEY);
break;
default:
_psTraceInt("Invalid ECC key length (%d)\n", g_eccKeySize);
return -1;
}
if ((rc = matrixSslLoadEcKeysMem(keys, certValue, certLen,
keyValue, keyLen, CAstream, CAstreamLen)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream, NULL);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef REQUIRE_DH_PARAMS
if (matrixSslLoadDhParamsMem(keys, DHPARAM2048, DHPARAM2048_SIZE)
< 0) {
_psTrace("Unable to load DH parameters\n");
}
#endif /* DH_PARAMS */
psFree(CAstream, NULL);
#else /* USE_HEADER_KEYS */
/*
File based keys
Build the CA list first for potential client auth usage
*/
CAstreamLen = 0;
#ifdef USE_RSA
if (g_rsaKeySize == 3072)
CAstreamLen += (int32)strlen(rsaCA3072File) + 1;
else
CAstreamLen += (int32)strlen(rsaCAFile) + 1;
#ifdef USE_ECC
CAstreamLen += (int32)strlen(ecdhRsaCAFile) + 1;
#endif
#endif
#ifdef USE_ECC
CAstreamLen += (int32)strlen(ecCAFile) + 1;
#endif
CAstream = psMalloc(NULL, CAstreamLen);
memset(CAstream, 0x0, CAstreamLen);
CAstreamLen = 0;
#ifdef USE_RSA
if (g_rsaKeySize == 3072) {
memcpy(CAstream, rsaCA3072File, strlen(rsaCA3072File));
CAstreamLen += strlen(rsaCA3072File);
}
else {
memcpy(CAstream, rsaCAFile, strlen(rsaCAFile));
CAstreamLen += strlen(rsaCAFile);
}
#ifdef USE_ECC
memcpy(CAstream + CAstreamLen, ";", 1); CAstreamLen++;
memcpy(CAstream + CAstreamLen, ecdhRsaCAFile, strlen(ecdhRsaCAFile));
CAstreamLen += strlen(ecdhRsaCAFile);
#endif
#endif
#ifdef USE_ECC
if (CAstreamLen > 0) {
memcpy(CAstream + CAstreamLen, ";", 1); CAstreamLen++;
}
memcpy(CAstream + CAstreamLen, ecCAFile, strlen(ecCAFile));
#endif
/* Load Identiy */
#ifdef EXAMPLE_RSA_KEYS
if ((rc = matrixSslLoadRsaKeys(keys, rsaCertFile, rsaPrivkeyFile, NULL,
(char*)CAstream)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef EXAMPLE_ECDH_RSA_KEYS
if ((rc = matrixSslLoadEcKeys(keys, ecdhRsaCertFile, ecdhRsaPrivkeyFile,
NULL, (char*)CAstream)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef EXAMPLE_EC_KEYS
if ((rc = matrixSslLoadEcKeys(keys, ecCertFile, ecPrivkeyFile, NULL,
(char*)CAstream)) < 0) {
_psTrace("No certificate material loaded. Exiting\n");
psFree(CAstream);
matrixSslDeleteKeys(keys);
matrixSslClose();
return rc;
}
#endif
#ifdef REQUIRE_DH_PARAMS
if (matrixSslLoadDhParams(keys, dhParamFile) < 0) {
_psTrace("Unable to load DH parameters\n");
}
#endif
psFree(CAstream);
#endif /* USE_HEADER_KEYS */
#ifdef USE_PSK_CIPHER_SUITE
/* The first ID is considered as null-terminiated string for
compatibility with OpenSSL's s_client default client identity
"Client_identity" */
matrixSslLoadPsk(keys,
PSK_HEADER_TABLE[0].key,
sizeof(PSK_HEADER_TABLE[0].key),
PSK_HEADER_TABLE[0].id,
strlen((const char *)PSK_HEADER_TABLE[0].id));
for (rc = 1; rc < PSK_HEADER_TABLE_COUNT; rc++) {
matrixSslLoadPsk(keys,
PSK_HEADER_TABLE[rc].key,
sizeof(PSK_HEADER_TABLE[rc].key),
PSK_HEADER_TABLE[rc].id,
sizeof(PSK_HEADER_TABLE[rc].id));
}
#endif /* PSK */
if ((sock = newUdpSocket(NULL, DTLS_PORT, &err)) == INVALID_SOCKET) {
_psTrace("Error creating UDP socket\n");
goto DTLS_EXIT;
}
_psTraceInt("DTLS server running on port %d\n", DTLS_PORT);
/*
Server loop
*/
for (exitFlag = 0; exitFlag == 0;) {
timeout.tv_sec = 1;
timeout.tv_usec = 0;
FD_ZERO(&readfd);
FD_SET(sock, &readfd);
/*
Always just wait a second for any incoming data. The primary loop
mechanism reads data from one source and replies with handshake data
if needed (that reply may be a resend if reading a repeat message).
Individual client timeouts are then handled
*/
val = select(sock+1, &readfd, NULL, NULL, &timeout);
if (val > 0 && FD_ISSET(sock, &readfd)) {
psTraceIntDtls("Select woke %d\n", val);
/* recvfrom data must always go into generic buffer becuase we
don't yet know who it is from */
inaddrlen = sizeof(struct sockaddr_in);
if ((recvLen = (int32)recvfrom(sock, recvfromBuf, recvfromBufLen, 0,
(struct sockaddr *)&inaddr, &inaddrlen)) < 0) {
#ifdef WIN32
if (SOCKET_ERRNO != EWOULDBLOCK &&
SOCKET_ERRNO != WSAECONNRESET) {
#else
if (SOCKET_ERRNO != EWOULDBLOCK) {
#endif
_psTraceInt("recvfrom error %d. Exiting\n", SOCKET_ERRNO);
goto DTLS_EXIT;
}
continue;
}
#ifdef USE_DTLS_DEBUG_TRACE
/* nice for debugging */
{
const char *addrstr;
addrstr = getaddrstring((struct sockaddr *)&inaddr, 1);
psTraceIntDtls("Read %d bytes ", recvLen);
psTraceStrDtls("from %s\n", (char*)addrstr);
psFree(addrstr, NULL);
}
#endif
/* Locate the SSL context of this receive and create a new session
if not found */
if ((dtlsCtx = findClient(inaddr)) == NULL) {
memset(&options, 0x0, sizeof(sslSessOpts_t));
options.versionFlag = SSL_FLAGS_DTLS;
options.truncHmac = -1;
if (matrixSslNewServerSession(&ssl, keys,
certValidator, &options) < 0) {
rc = DTLS_FATAL; goto DTLS_EXIT;
}
if ((dtlsCtx = registerClient(inaddr, sock, ssl)) == NULL) {
/* Client list is full. Just have to ignore */
matrixSslDeleteSession(ssl);
continue;
}
}
ssl = dtlsCtx->ssl;
/* Move socket data into internal buffer */
freeBufLen = matrixSslGetReadbuf(ssl, &sslBuf);
psAssert(freeBufLen >= recvLen);
psAssert(freeBufLen == matrixDtlsGetPmtu());
memcpy(sslBuf, recvfromBuf, recvLen);
/* Notify SSL state machine that we've received more data into the
ssl buffer retreived with matrixSslGetReadbuf. */
if ((rcr = matrixSslReceivedData(ssl, recvLen, &sslBuf,
(uint32*)&freeBufLen)) < 0) {
clearClient(dtlsCtx);
continue; /* Next connection */
}
/* Update last activity time and reset timeout*/
psGetTime(&dtlsCtx->lastRecvTime, NULL);
dtlsCtx->timeout = MIN_WAIT_SECS;
PROCESS_MORE_FROM_BUFFER:
/* Process any incoming plaintext application data */
switch (rcr) {
case MATRIXSSL_HANDSHAKE_COMPLETE:
/* This is a resumed handshake case which means we are
the last to receive handshake flights and we know the
handshake is complete. However, the internal workings
will not flag us officially complete until we receive
application data from the peer so we need a local flag
to handle this case so we are not resending our final
flight */
dtlsCtx->connStatus = RESUMED_HANDSHAKE_COMPLETE;
psTraceDtls("Got HANDSHAKE_COMPLETE out of ReceivedData\n");
break;
case MATRIXSSL_APP_DATA:
/* Now safe to clear the connStatus flag that was keeping
track of the state between receiving the final flight of
a resumed handshake and receiving application data. The
reciept of app data has now internally disabled flight
resends */
dtlsCtx->connStatus = 0;
_psTrace("Client connected. Received...\n");
_psTraceStr("%s\n", (char*)sslBuf);
break;
case MATRIXSSL_REQUEST_SEND:
/* Still handshaking with this particular client */
while ((sslBufLen = matrixDtlsGetOutdata(ssl,
&sslBuf)) > 0) {
if ((sendLen = udpSend(dtlsCtx->fd, sslBuf, sslBufLen,
(struct sockaddr*)&inaddr,
sizeof(struct sockaddr_in),
dtlsCtx->timeout,
packet_loss_prob,
NULL)) < 0) {
psTraceDtls("udpSend error. Ignoring\n");
}
/* Always indicate the entire datagram was sent as
there is no way for DTLS to handle partial records.
Resends and timeouts will handle any problems */
rcs = matrixDtlsSentData(ssl, sslBufLen);
if (rcs == MATRIXSSL_REQUEST_CLOSE) {
psTraceDtls("Got REQUEST_CLOSE out of SentData\n");
clearClient(dtlsCtx);
break;
}
if (rcs == MATRIXSSL_HANDSHAKE_COMPLETE) {
/* This is the standard handshake case */
_psTrace("Got HANDSHAKE_COMPLETE from SentData\n");
break;
}
/* SSL_REQUEST_SEND is handled by loop logic */
}
break;
case MATRIXSSL_REQUEST_RECV:
psTraceDtls("Got REQUEST_RECV from ReceivedData\n");
break;
case MATRIXSSL_RECEIVED_ALERT:
/* The first byte of the buffer is the level */
/* The second byte is the description */
if (*sslBuf == SSL_ALERT_LEVEL_FATAL) {
psTraceIntDtls("Fatal alert: %d, closing connection.\n",
*(sslBuf + 1));
clearClient(dtlsCtx);
continue; /* Next connection */
}
/* Closure alert is normal (and best) way to close */
if (*(sslBuf + 1) == SSL_ALERT_CLOSE_NOTIFY) {
clearClient(dtlsCtx);
continue; /* Next connection */
}
psTraceIntDtls("Warning alert: %d\n", *(sslBuf + 1));
if ((rcr = matrixSslProcessedData(ssl, &sslBuf,
(uint32*)&freeBufLen)) == 0) {
continue;
}
goto PROCESS_MORE_FROM_BUFFER;
default:
continue; /* Next connection */
}
} else if (val < 0) {
if (SOCKET_ERRNO != EINTR) {
psTraceIntDtls("unhandled error %d from select", SOCKET_ERRNO);
}
}
/*
Have either timed out waiting for a read or have processed a single
recv. Now check to see if any timeout resends are required
*/
rc = handleResends(sock);
} /* Main Select Loop */
DTLS_EXIT:
psFree(recvfromBuf, NULL);
CLIENT_EXIT:
closeClientList();
MATRIX_EXIT:
matrixSslDeleteKeys(keys);
matrixSslClose();
if (sock != INVALID_SOCKET) close(sock);
return rc;
}
/******************************************************************************/
/*
Work through client list and resend handshake flight if haven't heard
from them in a while
*/
static int32 handleResends(SOCKET sock)
{
serverDtls_t *dtlsCtx;
ssl_t *ssl;
psTime_t now;
unsigned char *sslBuf;
int16 i;
int32 sendLen, rc;
uint32 timeout, sslBufLen, clientCount;
clientCount = 0; /* return code is number of active clients or < 0 on error */
psGetTime(&now, NULL);
for (i = 0; i < tableSize; i++) {
dtlsCtx = &clientTable[i];
if (dtlsCtx->ssl != NULL) {
clientCount++;
timeout = psDiffMsecs(dtlsCtx->lastRecvTime, now, NULL) / 1000;
/* Haven't heard from this client in a while. Might need resend */
if (timeout > dtlsCtx->timeout) {
/* if timeout is too great. clear conn */
if (dtlsCtx->timeout >= MAX_WAIT_SECS) {
clearClient(dtlsCtx);
clientCount--;
break;
}
/* Increase the timeout for next pass */
dtlsCtx->timeout *= 2;
/* If we are in a RESUMED_HANDSHAKE_COMPLETE state that means
we are positive the handshake is complete so we don't want to
resend no matter what. This is an interim state before the
internal mechaism sees an application data record and flags
us as complete officially */
if (dtlsCtx->connStatus == RESUMED_HANDSHAKE_COMPLETE) {
psTraceDtls("Connected but awaiting data\n");
continue;
}
ssl = dtlsCtx->ssl;
while ((sslBufLen = matrixDtlsGetOutdata(ssl,
&sslBuf)) > 0) {
if ((sendLen = udpSend(dtlsCtx->fd, sslBuf, sslBufLen,
(struct sockaddr*)&dtlsCtx->addr,
sizeof(struct sockaddr_in),
dtlsCtx->timeout / 2,
packet_loss_prob,
NULL)) < 0) {
psTraceDtls("udpSend error. Ignoring\n");
}
/* Always indicate the entire datagram was sent as
there is no way for DTLS to handle partial records.
Resends and timeouts will handle any problems */
if ((rc = matrixDtlsSentData(ssl, sslBufLen)) < 0) {
psTraceDtls("internal error\n");
clearClient(dtlsCtx);
clientCount--;
break;
}
if (rc == MATRIXSSL_REQUEST_CLOSE) {
psTraceDtls("Got REQUEST_CLOSE out of SentData\n");
clearClient(dtlsCtx);
clientCount--;
break;
}
if (rc == MATRIXSSL_HANDSHAKE_COMPLETE) {
/* This is the standard handshake case */
psTraceDtls("Got HANDSHAKE_COMPLETE out of SentData\n");
break;
}
/* SSL_REQUEST_SEND is handled by loop logic */
}
}
}
}
return clientCount;
}
/* draw the the AR objects */
static int draw(ObjectData_T *object, int objectnum)
{
int i;
double gl_para[16];
glClearDepth(1.0);
glClear(GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
glEnable(GL_LIGHTING);
/* calculate the viewing parameters - gl_para */
int count = 0;
float x1, x2,x3;
float y1, y2,y3;
float z1, z2,z3;
for (i = 0; i < objectnum; i++) {
if (object[i].visible == 0)continue;
count++;
argConvGlpara(object[i].trans, gl_para);
draw_object(object[i].id, gl_para);
}
x1 = object[0].trans[0][3], x2 = object[1].trans[0][3],x3 = object[2].trans[0][3];
y1 = object[0].trans[1][3], y2 = object[1].trans[1][3], y3 = object[2].trans[1][3];
z1 = object[0].trans[2][3], z2 = object[1].trans[2][3], z3 = object[2].trans[2][3];
int grid = object[0].visible && object[1].visible;
if (grid == 1){
distX = fabs(x2 - x1);
distY = fabs(y2 - y1);
distZ = fabs(z2 - z1);
//printf("grid distance %f %f %f \n ", distX, distY, distZ);
}
int controler = object[2].visible;
if (object[0].visible && controler){
distX1 = fabs(x3 - x1);
distY1 = fabs(y3 - y1);
distX0 = fabs(x3 - x2);
distY0 = fabs(y3 - y2);
}
if (nFrame++ == 50) {
nFrame = 0;
if (controler){
//calculate distance
//printf("object id = %d || x = %f || y = %f || z = %f ||\n", object[0].id, x1, y1, z1);
//printf("object id = %d || x = %f || y = %f || z = %f ||\n", object[1].id, x2, y2, z2);
//printf("object id = %d || x = %f || y = %f || z = %f ||\n", object[2].id, x3, y3, z3);
printf(" distancia 0 - - 1 x = %f || y = %f || z = %f ||\n", distX, distY, distZ);
printf(" distancia 0-2 0-1 || x = %f - - %f || y = %f - - %f ||\n", distX1,distX0 , distY1, distY0);
double x_send = distX1 / distX;
double y_send = distY1 / distY;
printf(" distancia norma x = %f || y = %f \n", x_send, y_send);
/*
// treat overflow
if (x_send < 0.0)
x_send = 0.0;
else{
if (y_send < 0.0)
y_send = 0.0;
else{
if (x_send > 1.0)
x_send = 1.0;
else{
if (y_send > 1.0)
y_send = 1.0;
}
}
}
*/
//printf(" distancia normalizada x = %f || y = %f ||\n", x_send, y_send);
prepare_msg(x_send, y_send);
udpSend(buf2);
// if relevante change in distance then udpSend
}
}
glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST);
return(0);
}
int main(int argc, char **argv)
{
int i;
int iRet = 0;
int iBufLen = 0;
char sMsgInBuf[MSQ_MSG_SIZE_MAX];
char sMsgOutBuf[MSQ_MSG_SIZE_MAX];
int nMsgInLen=0;
int nIntMsgLen=0;
int nMsgOutLen=0;
/* 进程初始化 */
iRet = MonSrvInit(argc, argv);
if (iRet != 0)
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "MonSrv Init err ");
DbsDisconnect ();
exit(-1);
}
/*设置信号处理*/
if ( sigset(SIGTERM, ShutDown_Main) == SIG_ERR)
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__,
"sigset SIGTERM error, %d.", errno);
DbsDisconnect ();
exit(-2);
}
HtLog (gsLogFile, HT_LOG_MODE_NORMAL, __FILE__,__LINE__, "[%s] start", gsSrvId);
/*初始化socket*/
if( (gUpdSocket=udpConnectSocket())==-1 )
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "init socket error %d", gUpdSocket);
DbsDisconnect ();
exit(-3);
}
for (; ;)
{
memset(sMsgInBuf, 0, sizeof(sMsgInBuf));
sigrelse (SIGTERM);
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__,
"recv begin[%s][%d][%d][%4.4s]",gsSrvId,gatSrvMsq[0].nMsqId,gatSrvMsq[0].lMsqType,gatSrvMsq[0].sSrvId);
/* 从消息队列中获取消息 */
nMsgInLen = MSQ_MSG_SIZE_MAX;
iRet = MsqRcv (gsSrvId, gatSrvMsq, 0, MSQ_RCV_MODE_BLOCK, &nMsgInLen, sMsgInBuf);
sighold (SIGTERM);
if (iRet != 0)
{
if (iRet != ERR_CODE_MSQ_BASE + EINTR)
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "MsqRcv error %d", iRet);
CloseSocket(gUpdSocket);
DbsDisconnect ();
exit(-4);
}
else
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "MsqRcv error %d", iRet);
continue;
}
}
HtDebugString(gsLogFile, HT_LOG_MODE_NORMAL, __FILE__,__LINE__, sMsgInBuf, nMsgInLen);
memset(&ptIpcIntTxn, 0, sizeof(T_IpcIntTxnDef));
memcpy(&ptIpcIntTxn,sMsgInBuf, nMsgInLen);
memset(&ptTxn,0x00,sizeof(Tbl_txn_Def));
iRet = MonMoveIpc2Txn(&ptIpcIntTxn, &ptTxn );
if( iRet != 0 )
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "MoveIpc2Txn error %d", iRet);
continue;
}
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "InsertDayMoni begin ");
iRet= InsertDayMoni(&ptTxn);
if( iRet )
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "insert tbl_day_trans_monitor error");
}
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "WriteTnx2File begin ");
iRet=WriteTxn2File(gsMoniTxnFile,&ptTxn);
if(iRet != 0 )
{
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "WriteTnx2File error %d", iRet);
continue;
}
HtLog (gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "udpSend begin ");
/* 把通知报文发送给监控系统 */
memset(sMsgOutBuf,0x00,sizeof(sMsgOutBuf));
nMsgOutLen = sizeof(Tbl_txn_Def);
sprintf(sMsgOutBuf,"%04d",nMsgOutLen);
memcpy (sMsgOutBuf+4,(char *)&ptTxn, nMsgOutLen);
nMsgOutLen =nMsgOutLen+4;
sigset(SIGALRM, sTimeOut);
alarm(60);
iRet = udpSend(gUpdSocket, gsRmtIp, gUdpPort,sMsgOutBuf,nMsgOutLen);
alarm(0);
if( iRet == 0 )
{
HtLog( gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__,
"send to gsRmtIp[%s]: gUdpPort[%d] ok",gsRmtIp, gUdpPort,iRet );
}
else
{
if (errno != EINTR)
{
HtLog( gsLogFile, HT_LOG_MODE_ERROR, __FILE__,__LINE__, "send to %s:%d error,errno=%d,%s",
gsRmtIp, gUdpPort,errno,strerror(errno));
CloseSocket(gUpdSocket);
exit(-5);
DbsDisconnect ();
}
}
}
CloseSocket(gUpdSocket);
DbsDisconnect ();
return 0;
} /* main end */
