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32 #include <ti/drivers/dpl/HwiP.h>
33 #include <ti/drivers/utils/RingBuf.h>
36 * ======== RingBuf_construct ========
38 void RingBuf_construct(RingBuf_Handle object, unsigned char *bufPtr,
41 object->buffer = bufPtr;
42 object->length = bufSize;
44 object->head = bufSize - 1;
50 * ======== RingBuf_get ========
52 int RingBuf_get(RingBuf_Handle object, unsigned char *data)
63 *data = object->buffer[object->tail];
64 object->tail = (object->tail + 1) % object->length;
69 return (object->count);
73 * ======== RingBuf_getCount ========
75 int RingBuf_getCount(RingBuf_Handle object)
77 return (object->count);
81 * ======== RingBuf_isFull ========
83 bool RingBuf_isFull(RingBuf_Handle object)
85 return (object->count == object->length);
89 * ======== RingBuf_getMaxCount ========
91 int RingBuf_getMaxCount(RingBuf_Handle object)
93 return (object->maxCount);
97 * ======== RingBuf_peek ========
99 int RingBuf_peek(RingBuf_Handle object, unsigned char *data)
104 key = HwiP_disable();
106 *data = object->buffer[object->tail];
107 retCount = object->count;
115 * ======== RingBuf_put ========
117 int RingBuf_put(RingBuf_Handle object, unsigned char data)
122 key = HwiP_disable();
124 if (object->count != object->length) {
125 next = (object->head + 1) % object->length;
126 object->buffer[next] = data;
129 object->maxCount = (object->count > object->maxCount) ?
141 return (object->count);