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cwEuCon.h/cpp : Allow the Fader service port to be set from the program arguments (even though it should be read from DNS-SD).

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This commit is contained in:
kevin.larke 2020-04-03 17:42:07 -04:00
parent f2bfc13419
commit 3a840015cf
2 changed files with 38 additions and 27 deletions
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51
cwEuCon.cpp
View File

@ -328,10 +328,11 @@ namespace cw
typedef struct eucon_str
{
sock::handle_t sockMgrH;
fbank_t* fbankL;
unsigned maxFaderBankN;
unsigned sockTimeOutMs;
sock::handle_t sockMgrH; // socket mgr handle
fbank_t* fbankL; // List of fader banks
unsigned maxFaderBankN; // maximum number of fader banks
unsigned sockTimeOutMs; // socket time out
unsigned faderTcpPort; // Fader TCP port TODO: we shouuld be getting this from the MDNS SRV record
} eucon_t;
@ -353,10 +354,18 @@ namespace cw
rc_t rc0;
fbank_t* fb = p->fbankL;
for(; fb!=nullptr; fb=fb->link)
while( fb!=nullptr )
{
fbank_t* fb0 = fb->link;
if((rc0 = _destroyFBank(p,fb)) != kOkRC )
rc = rc0;;
mem::release(fb);
fb = fb0;
}
if( p->sockMgrH.isValid() )
if((rc = sock::destroyMgr(p->sockMgrH)) != kOkRC )
return rc;
@ -459,7 +468,8 @@ namespace cw
cwLogError(kOpFailRC,"Fader bank not found. TCP message not delivered.");
return;
}
//
if( data!=nullptr && dataByteCnt >= 4 )
{
//printHex(data,dataByteCnt);
@ -473,7 +483,7 @@ namespace cw
{
fb->protoState = kWaitForHandshake_2_Id;
_sendHandshake_1( fb );
printf("Rcvd (0x0b) HS 1 - sent 0x0c\n");
printf("%i : Rcvd (0x0b) HS 1 - sent 0x0c\n", fb->fbIndex);
}
break;
@ -481,7 +491,7 @@ namespace cw
if( hdr == 0x0d )
{
fb->protoState = kResponse_3_A_Id;
printf("Rcvd (0x0d) HS 2 - Sending setup data\n");
printf("%i : Rcvd (0x0d) HS 2 - Sending setup data\n",fb->fbIndex);
}
break;
@ -511,7 +521,7 @@ namespace cw
break;
case kRunning_Id:
printf("Rcv: %i : ",dataByteCnt );
printf("%i : Rcv: %i : ",fb->fbIndex, dataByteCnt );
for(unsigned i=0; i<dataByteCnt; ++i)
printf("0x%02x ",((uint8_t*)data)[i]);
printf("\n");
@ -527,16 +537,14 @@ namespace cw
//unsigned ms = time::elapsedMs( &p->t0, &t1 );
//printf("cb: %i %i\n",p->cbCnt,ms);
}
}
}
rc_t _on_McMix_DNS_SD_SRV( eucon_t* p, const char* numberText, unsigned numberTextCharN, const struct sockaddr_in* fromAddr )
rc_t _on_McMix_DNS_SD_TXT( eucon_t* p, const char* numberText, unsigned numberTextCharN, const struct sockaddr_in* fromAddr )
{
rc_t rc = kOkRC;
unsigned tcpFlags = sock::kTcpFl | sock::kBlockingFl | sock::kStreamFl | sock::kReuseAddrFl | sock::kReusePortFl;
fbank_t* fb = nullptr;
unsigned fbIndex = 0;
sock::portNumber_t fbPort = fromAddr->sin_port;
char fbIP[ INET_ADDRSTRLEN+1 ];
// copy the "MC Mix" suffix number into a zero terminated string
@ -550,7 +558,7 @@ namespace cw
// validate the value
if( !(0 < fbIndex && fbIndex <= p->maxFaderBankN ) )
return cwLogError(kInvalidArgRC,"The fader bank index %i is not valid.", fbIndex );
return cwLogError(kInvalidArgRC,"The fader bank number %i is not valid.", fbIndex );
// convert fbIndex to a zero based index
fbIndex -= 1;
@ -568,7 +576,7 @@ namespace cw
return cwLogError(rc,"IP address to string conversion failed.", fbIndex);
// create the TCP socket
if((rc = sock::create( p->sockMgrH, fb->sockUserId, sock::kInvalidPortNumber, tcpFlags, p->sockTimeOutMs, _tcpCallback, p, fbIP, fbPort )) != kOkRC )
if((rc = sock::create( p->sockMgrH, fb->sockUserId, sock::kInvalidPortNumber, tcpFlags, p->sockTimeOutMs, _tcpCallback, p, fbIP, p->faderTcpPort )) != kOkRC )
return cwLogError(rc,"The TCP socket for fader bank index %i failed. ", fbIndex);
fb->remoteAddr = fromAddr->sin_addr.s_addr;
@ -601,9 +609,9 @@ namespace cw
if( strncmp(label, name+1, strlen(label)) == 0 )
{
unsigned n = strlen(label) + 1;
unsigned n = strlen(label);
if((rc = _on_McMix_DNS_SD_SRV( p, name+n, name[0]-n, fromAddr )) != kOkRC )
if((rc = _on_McMix_DNS_SD_TXT( p, name+n+1, name[0]-n, fromAddr )) != kOkRC )
cwLogError(rc,"%.*s initialization failed.",name[0],name+1);
}
@ -655,6 +663,7 @@ cw::rc_t cw::net::eucon::create( handle_t& hRef, const args_t& args )
p->maxFaderBankN = args.maxFaderBankN;
p->sockTimeOutMs = args.sockTimeOutMs;
p->faderTcpPort = args.faderTcpPort;
hRef.set(p);
errLabel:
@ -710,6 +719,7 @@ bool quitFl = false;
void sighandler(int sig)
{
printf("Signal caught!\n");
quitFl = true;
}
@ -724,14 +734,15 @@ cw::rc_t cw::net::eucon::test()
args.mdnsPort = 5353;
args.sockTimeOutMs = 50;
args.maxFaderBankN = 8;
args.faderTcpPort = 49168;
args.maxSockN = 50;
cw::log::createGlobal();
// create the EuCon controller
// Create the EuCon controller
if((rc = create( h, args )) != kOkRC )
return cwLogError(rc,"Unable to create EuCon server.");
cwLogInfo("EuCon controller waiting ...");
while( !quitFl )
{
exec(h,args.sockTimeOutMs);

14
cwEuCon.h
View File

@ -18,13 +18,13 @@ namespace cw
typedef struct args_str
{
unsigned recvBufByteN;
const char* mdnsIP;
sock::portNumber_t mdnsPort;
unsigned sockTimeOutMs;
sock::portNumber_t tcpPort;
unsigned maxSockN;
unsigned maxFaderBankN;
unsigned recvBufByteN; // Socket receive buffer size
const char* mdnsIP; // MDNS IP (always: "224.0.0.251")
sock::portNumber_t mdnsPort; // MDNS port (always 5353)
unsigned sockTimeOutMs; // socket poll time out in milliseconds (also determines the cwEuCon update rate)
sock::portNumber_t faderTcpPort; // Fader TCP port (e.g. 49168)
unsigned maxSockN; // maximum number of socket to allow in the socket manager
unsigned maxFaderBankN; // maximum number of fader banks to support
} args_t;
rc_t create( handle_t& hRef, const args_t& a );