S K UCI / AriSnComm

Arianna station communication peripherals.

Dependents:   AutonomousDAQ AutonomousDAQ

SnCommUsb.h@3:a7f72492f19e, 2013-09-05 (annotated)

Committer:
uci1
Date:
Thu Sep 05 22:30:53 2013 +0000
Revision:
3:a7f72492f19e
Parent:
0:26c9189e5924
Child:
4:8328c2972290
add power down function, add finish sending in case of outgoing buffering, add outgoing buffer to SBD, change dynamic to static casts, remove timeout constants. changes untested.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
uci1 0:26c9189e5924 1 #ifndef SN_SnCommUsb
uci1 0:26c9189e5924 2 #define SN_SnCommUsb
uci1 0:26c9189e5924 3
uci1 0:26c9189e5924 4 #include "SnCommPeripheral.h"
uci1 0:26c9189e5924 5
uci1 0:26c9189e5924 6 #ifdef ENABLE_USB
uci1 0:26c9189e5924 7
uci1 0:26c9189e5924 8
uci1 0:26c9189e5924 9 #define CALL_MEMBER_FN(object,ptrToMember) ((object).*(ptrToMember))
uci1 0:26c9189e5924 10
uci1 0:26c9189e5924 11 #ifdef USE_MODSERIAL
uci1 0:26c9189e5924 12 namespace AjK {
uci1 0:26c9189e5924 13 class MODSERIAL;
uci1 0:26c9189e5924 14 };
uci1 0:26c9189e5924 15 #define SN_USB_SERIAL AjK::MODSERIAL
uci1 0:26c9189e5924 16 #else
uci1 0:26c9189e5924 17 #define SN_USB_SERIAL Serial
uci1 0:26c9189e5924 18 #endif
uci1 0:26c9189e5924 19
uci1 0:26c9189e5924 20 class SnCommUsb : public SnCommPeripheral {
uci1 0:26c9189e5924 21 public:
uci1 0:26c9189e5924 22 typedef int (SN_USB_SERIAL::*USBCheckDataInBuf)();
uci1 0:26c9189e5924 23 //typedef int (SnCommUsb::*USBPutGetC)(char* const);
uci1 0:26c9189e5924 24
uci1 0:26c9189e5924 25 private:
uci1 0:26c9189e5924 26 static SN_USB_SERIAL* fgCpu;
uci1 0:26c9189e5924 27
uci1 0:26c9189e5924 28 int GetC(char* const d);
uci1 0:26c9189e5924 29 int PutC(const char* const d);
uci1 0:26c9189e5924 30
uci1 0:26c9189e5924 31 protected:
uci1 0:26c9189e5924 32 template<class DATA, class SENDRECV>
uci1 0:26c9189e5924 33 int DoIO(DATA data,
uci1 0:26c9189e5924 34 const uint32_t length,
uci1 0:26c9189e5924 35 const uint32_t timeout_clock,
uci1 0:26c9189e5924 36 USBCheckDataInBuf able,
uci1 0:26c9189e5924 37 SENDRECV fcn) {
uci1 0:26c9189e5924 38 // TODO: if B64, must return number of bytes of raw (non encoded) message
uci1 0:26c9189e5924 39 int res=0;
uci1 0:26c9189e5924 40 uint32_t b=0;
uci1 0:26c9189e5924 41 while ( (length>b) ) {
uci1 0:26c9189e5924 42 if (IsTimedOut(timeout_clock)) {
uci1 0:26c9189e5924 43 break;
uci1 0:26c9189e5924 44 }
uci1 0:26c9189e5924 45 if ( CALL_MEMBER_FN(*fgCpu, able)() ) { // readable/writable ?
uci1 0:26c9189e5924 46 res = CALL_MEMBER_FN(*this, fcn)(data+b);
uci1 0:26c9189e5924 47 if (res<sizeof(char)) {
uci1 0:26c9189e5924 48 return b; // error
uci1 0:26c9189e5924 49 } else {
uci1 0:26c9189e5924 50 b += res;
uci1 0:26c9189e5924 51 }
uci1 0:26c9189e5924 52 } else {
uci1 0:26c9189e5924 53 wait_ms(10);
uci1 0:26c9189e5924 54 }
uci1 0:26c9189e5924 55 }
uci1 0:26c9189e5924 56
uci1 0:26c9189e5924 57 return b;
uci1 0:26c9189e5924 58 }
uci1 0:26c9189e5924 59 /*
uci1 0:26c9189e5924 60 int DoIO(char* const data,
uci1 0:26c9189e5924 61 const uint32_t length,
uci1 0:26c9189e5924 62 const uint32_t timeout_clock,
uci1 0:26c9189e5924 63 USBCheckDataInBuf able,
uci1 0:26c9189e5924 64 USBPutGetC fcn);
uci1 0:26c9189e5924 65 */
uci1 0:26c9189e5924 66 virtual int32_t ReceiveAll(char* const buf, const uint32_t mlen,
uci1 0:26c9189e5924 67 const uint32_t timeout_clock);
uci1 0:26c9189e5924 68 virtual int32_t SendAll(const char* const data, const uint32_t length,
uci1 0:26c9189e5924 69 const uint32_t timeout_clock);
uci1 3:a7f72492f19e 70 virtual int32_t FinishSending(const uint32_t) {
uci1 3:a7f72492f19e 71 // all data sent in SendAll; 0 bytes sent here
uci1 3:a7f72492f19e 72 return 0;
uci1 3:a7f72492f19e 73 }
uci1 0:26c9189e5924 74
uci1 0:26c9189e5924 75
uci1 0:26c9189e5924 76 public:
uci1 0:26c9189e5924 77 SnCommUsb(SN_USB_SERIAL* c=0) { if (c!=0) { SetupPort(c); } }
uci1 0:26c9189e5924 78
uci1 0:26c9189e5924 79 virtual ~SnCommUsb() {}
uci1 0:26c9189e5924 80
uci1 0:26c9189e5924 81 static
uci1 0:26c9189e5924 82 bool IsPortSetup() { return fgCpu!=0; }
uci1 0:26c9189e5924 83
uci1 0:26c9189e5924 84 static
uci1 0:26c9189e5924 85 bool SetupPort(SN_USB_SERIAL* cpu);
uci1 0:26c9189e5924 86
uci1 0:26c9189e5924 87 virtual bool Connect(const uint32_t timeout)
uci1 0:26c9189e5924 88 { return IsPortSetup(); }
uci1 0:26c9189e5924 89
uci1 0:26c9189e5924 90 virtual bool CloseConn(const uint32_t) { return true; }
uci1 3:a7f72492f19e 91 virtual bool PowerDown(const uint32_t) { return true; }
uci1 0:26c9189e5924 92
uci1 0:26c9189e5924 93
uci1 0:26c9189e5924 94
uci1 0:26c9189e5924 95 };
uci1 0:26c9189e5924 96
uci1 0:26c9189e5924 97 #endif // ENABLE_USB
uci1 0:26c9189e5924 98
uci1 0:26c9189e5924 99
uci1 0:26c9189e5924 100 #endif // SN_SnCommUsb