Chris BAYLEY
Serial UART snooper. Connect RX and TX of the UUT to 2 x RX pins on mbed to inspect the traffic in both directions
Dependencies: MODSERIAL Terminal mbed
TinyQueue.cpp@5:76d46f565551, 2012-09-20 (annotated)
- Committer:
- cbayley
- Date:
- Thu Sep 20 21:57:21 2012 +0000
- Revision:
- 5:76d46f565551
- Parent:
- 3:b8bad606d4f2
using my fork of Simon Ford Terminal
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| cbayley | 3:b8bad606d4f2 | 1 | #include "TinyQueue.h" |
| cbayley | 3:b8bad606d4f2 | 2 | |
| cbayley | 3:b8bad606d4f2 | 3 | |
| cbayley | 3:b8bad606d4f2 | 4 | |
| cbayley | 3:b8bad606d4f2 | 5 | |
| cbayley | 3:b8bad606d4f2 | 6 | /** |
| cbayley | 3:b8bad606d4f2 | 7 | * \brief Push an Accessibility Event onto our queue for sending to the iphone |
| cbayley | 3:b8bad606d4f2 | 8 | * \param q pointer to our tinyQ_t |
| cbayley | 3:b8bad606d4f2 | 9 | * \param c the Event to send to the iphone |
| cbayley | 3:b8bad606d4f2 | 10 | * \return null if Q full, 1 on success |
| cbayley | 3:b8bad606d4f2 | 11 | * \sa Qpop(), Qjump() |
| cbayley | 3:b8bad606d4f2 | 12 | * \ingroup tinyQ |
| cbayley | 3:b8bad606d4f2 | 13 | */ |
| cbayley | 3:b8bad606d4f2 | 14 | int Qpush( tinyQ_t* q, void* p ) |
| cbayley | 3:b8bad606d4f2 | 15 | { |
| cbayley | 3:b8bad606d4f2 | 16 | if (q->fill >= Q_SIZE) |
| cbayley | 3:b8bad606d4f2 | 17 | return 0; |
| cbayley | 3:b8bad606d4f2 | 18 | |
| cbayley | 3:b8bad606d4f2 | 19 | q->fill++; |
| cbayley | 3:b8bad606d4f2 | 20 | q->data[q->head++] = p; |
| cbayley | 3:b8bad606d4f2 | 21 | |
| cbayley | 3:b8bad606d4f2 | 22 | return 1; |
| cbayley | 3:b8bad606d4f2 | 23 | } |
| cbayley | 3:b8bad606d4f2 | 24 | |
| cbayley | 3:b8bad606d4f2 | 25 | /** |
| cbayley | 3:b8bad606d4f2 | 26 | * \brief Push an Accessibility Event onto front of our queue for sending to the iphone |
| cbayley | 3:b8bad606d4f2 | 27 | * \param q pointer to our tinyQ_t |
| cbayley | 3:b8bad606d4f2 | 28 | * \param c the Event to send to the iphone |
| cbayley | 3:b8bad606d4f2 | 29 | * \return null if Q full, 1 on success |
| cbayley | 3:b8bad606d4f2 | 30 | * \sa Qpush(), Qpop() |
| cbayley | 3:b8bad606d4f2 | 31 | * \ingroup tinyQ |
| cbayley | 3:b8bad606d4f2 | 32 | */ |
| cbayley | 3:b8bad606d4f2 | 33 | int Qjump( tinyQ_t* q, void* p) |
| cbayley | 3:b8bad606d4f2 | 34 | { |
| cbayley | 3:b8bad606d4f2 | 35 | if (q->fill >= Q_SIZE) |
| cbayley | 3:b8bad606d4f2 | 36 | return 0; |
| cbayley | 3:b8bad606d4f2 | 37 | |
| cbayley | 3:b8bad606d4f2 | 38 | q->fill++; |
| cbayley | 3:b8bad606d4f2 | 39 | q->data[--q->tail] = p; |
| cbayley | 3:b8bad606d4f2 | 40 | |
| cbayley | 3:b8bad606d4f2 | 41 | return 1; |
| cbayley | 3:b8bad606d4f2 | 42 | } |
| cbayley | 3:b8bad606d4f2 | 43 | |
| cbayley | 3:b8bad606d4f2 | 44 | /** |
| cbayley | 3:b8bad606d4f2 | 45 | * \brief Pop an Accessibility Event off our queue for sending to the iphone |
| cbayley | 3:b8bad606d4f2 | 46 | * \param q pointer to our tinyQ_t |
| cbayley | 3:b8bad606d4f2 | 47 | * \param c pointer to receive the Event |
| cbayley | 3:b8bad606d4f2 | 48 | * \return null if Q empty, 1 on success |
| cbayley | 3:b8bad606d4f2 | 49 | * \sa Qpop(), Qjump() |
| cbayley | 3:b8bad606d4f2 | 50 | * \ingroup tinyQ |
| cbayley | 3:b8bad606d4f2 | 51 | */ |
| cbayley | 3:b8bad606d4f2 | 52 | int Qpop( tinyQ_t* q, void **p) |
| cbayley | 3:b8bad606d4f2 | 53 | { |
| cbayley | 3:b8bad606d4f2 | 54 | if (! q->fill ) |
| cbayley | 3:b8bad606d4f2 | 55 | return 0; |
| cbayley | 3:b8bad606d4f2 | 56 | |
| cbayley | 3:b8bad606d4f2 | 57 | q->fill--; |
| cbayley | 3:b8bad606d4f2 | 58 | *p = q->data[q->tail++]; |
| cbayley | 3:b8bad606d4f2 | 59 | |
| cbayley | 3:b8bad606d4f2 | 60 | return 1; |
| cbayley | 3:b8bad606d4f2 | 61 | } |
| cbayley | 3:b8bad606d4f2 | 62 | |
| cbayley | 3:b8bad606d4f2 | 63 | /* @} */ |