SBufferHeader
struct SBufferHeader *Cur = chan->nextBuffer;
struct SBufferHeader *Cur = chan->nextBuffer;
struct SBufferHeader *Cur = rb->Head;
struct SBufferHeader *Cur = tb->Head;
struct SBufferHeader *Head;
struct SBufferHeader *Cur, *Next;
Next = (struct SBufferHeader *)
struct SBufferHeader *Cur;
struct SBufferHeader *Cur = pRingBuffer->Head;
struct SBufferHeader *Next;
#define SIZEOF_SBufferHeader ((sizeof(struct SBufferHeader) + 63) & ~63)
struct SBufferHeader *Head; /* Points to first buffer in ring buffer
struct SBufferHeader *nextBuffer;