88     for (uint8_t priority = 0; priority < kNumPrios; priority++)  in ClearTagHistory()  local
90         sTagHistoryHead[priority] = sTagHistoryTail[priority];  in ClearTagHistory()
96     uint8_t priority = static_cast<uint8_t>(aPriority);  in AddTagToHistory()  local
98     sTagHistoryArray[priority][sTagHistoryTail[priority]] = aTag;  in AddTagToHistory()
100     if (++sTagHistoryTail[priority] == kTagArraySize)  in AddTagToHistory()
102         sTagHistoryTail[priority] = 0;  in AddTagToHistory()
105     VerifyOrQuit(sTagHistoryTail[priority] != sTagHistoryHead[priority],  in AddTagToHistory()
111     uint8_t priority = static_cast<uint8_t>(aPriority);  in VerifyAndRemoveTagFromHistory()  local
113     VerifyOrQuit(sTagHistoryHead[priority] != sTagHistoryTail[priority], "Tag history is empty,");  in VerifyAndRemoveTagFromHistory()
114     VerifyOrQuit(aTag == sTagHistoryArray[priority][sTagHistoryHead[priority]],  in VerifyAndRemoveTagFromHistory()
117     if (++sTagHistoryHead[priority] == kTagArraySize)  in VerifyAndRemoveTagFromHistory()
119         sTagHistoryHead[priority] = 0;  in VerifyAndRemoveTagFromHistory()
779         Spinel::Buffer::Priority priority;  in TestBuffer()  local
782         priority = ((j % 3) == 0) ? Spinel::Buffer::kPriorityHigh : Spinel::Buffer::kPriorityLow;  in TestBuffer()
784         ncpBuffer.InFrameBegin(priority);  in TestBuffer()
825         Spinel::Buffer::Priority priority;  in TestBuffer()  local
828         priority = ((j % 3) == 0) ? Spinel::Buffer::kPriorityHigh : Spinel::Buffer::kPriorityLow;  in TestBuffer()
830         ncpBuffer.InFrameBegin(priority);  in TestBuffer()
907     uint8_t         priority   = static_cast<uint8_t>(aPriority);  in WriteRandomFrame()  local
909     uint32_t        tail       = sFrameBufferTailIndex[priority];  in WriteRandomFrame()
917         sFrameBuffer[priority][tail++] = byte;  in WriteRandomFrame()
922     sFrameBufferTailIndex[priority] = tail;  in WriteRandomFrame()
932 otError ReadRandomFrame(uint32_t aLength, Spinel::Buffer &aNcpBuffer, uint8_t priority)  in ReadRandomFrame()  argument
940     ReadAndVerifyContent(aNcpBuffer, sFrameBuffer[priority], static_cast<uint16_t>(aLength));  in ReadRandomFrame()
945     sFrameBufferTailIndex[priority] -= aLength;  in ReadRandomFrame()
946 …memmove(sFrameBuffer[priority], sFrameBuffer[priority] + aLength, sFrameBufferTailIndex[priority]);  in ReadRandomFrame()
1002             uint8_t  priority;  in TestFuzzBuffer()  local
1004 …    priority = (lensArrayCount[Spinel::Buffer::kPriorityHigh] != 0) ? Spinel::Buffer::kPriorityHigh  in TestFuzzBuffer()
1007             len                      = lensArray[priority][lensArrayStart[priority]];  in TestFuzzBuffer()
1008             lensArrayStart[priority] = (lensArrayStart[priority] + 1) % kLensArraySize;  in TestFuzzBuffer()
1009             lensArrayCount[priority]--;  in TestFuzzBuffer()
1011             printf("R%c%d ", priority == Spinel::Buffer::kPriorityHigh ? 'H' : 'L', len);  in TestFuzzBuffer()
1013 …          SuccessOrQuit(ReadRandomFrame(len, ncpBuffer, priority), "Failed to read random frame.");  in TestFuzzBuffer()
1018             Spinel::Buffer::Priority priority;  in TestFuzzBuffer()  local
1022                 priority = Spinel::Buffer::kPriorityHigh;  in TestFuzzBuffer()
1026                 priority = Spinel::Buffer::kPriorityLow;  in TestFuzzBuffer()
1029             if (WriteRandomFrame(len, ncpBuffer, priority) == OT_ERROR_NONE)  in TestFuzzBuffer()
1031 … lensArray[priority][(lensArrayStart[priority] + lensArrayCount[priority]) % kLensArraySize] = len;  in TestFuzzBuffer()
1032                 lensArrayCount[priority]++;  in TestFuzzBuffer()
1034                 printf("W%c%d ", priority == Spinel::Buffer::kPriorityHigh ? 'H' : 'L', len);  in TestFuzzBuffer()