156     uint16_t rval;  in GetFreeBufferCount()  local
160     rval = static_cast<uint16_t>(Instance::GetHeap().GetFreeSize() / sizeof(Buffer));  in GetFreeBufferCount()
162     rval = NumericLimits<uint16_t>::kMax;  in GetFreeBufferCount()
165     rval = otPlatMessagePoolNumFreeBuffers(&GetInstance());  in GetFreeBufferCount()
167     rval = kNumBuffers - mNumAllocated;  in GetFreeBufferCount()
170     return rval;  in GetFreeBufferCount()
175     uint16_t rval;  in GetTotalBufferCount()  local
179     rval = static_cast<uint16_t>(Instance::GetHeap().GetCapacity() / sizeof(Buffer));  in GetTotalBufferCount()
181     rval = NumericLimits<uint16_t>::kMax;  in GetTotalBufferCount()
184     rval = OPENTHREAD_CONFIG_NUM_MESSAGE_BUFFERS;  in GetTotalBufferCount()
187     return rval;  in GetTotalBufferCount()
298     uint8_t rval = 1;  in GetBufferCount()  local
302         rval++;  in GetBufferCount()
305     return rval;  in GetBufferCount()