diff options
Diffstat (limited to 'extras/gomemif/memif/memif_unsafe.go')
-rw-r--r-- | extras/gomemif/memif/memif_unsafe.go | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/extras/gomemif/memif/memif_unsafe.go b/extras/gomemif/memif/memif_unsafe.go deleted file mode 100644 index 4469d26e982..00000000000 --- a/extras/gomemif/memif/memif_unsafe.go +++ /dev/null @@ -1,55 +0,0 @@ -/* - *------------------------------------------------------------------ - * Copyright (c) 2020 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------ - */ - -package memif - -import ( - "unsafe" -) - -// readHead reads ring head directly form the shared memory -func (q *Queue) readHead() (head int) { - return (int)(*(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringHeadOffset]))) - // return atomicload16(&q.i.regions[q.region].data[q.offset + descHeadOffset]) -} - -// readTail reads ring tail directly form the shared memory -func (q *Queue) readTail() (tail int) { - return (int)(*(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringTailOffset]))) - // return atomicload16(&q.i.regions[q.region].data[q.offset + descTailOffset]) -} - -// writeHead writes ring head directly to the shared memory -func (q *Queue) writeHead(value int) { - *(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringHeadOffset])) = *(*uint16)(unsafe.Pointer(&value)) - //atomicstore16(&q.i.regions[q.region].data[q.offset + descHeadOffset], value) -} - -// writeTail writes ring tail directly to the shared memory -func (q *Queue) writeTail(value int) { - *(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringTailOffset])) = *(*uint16)(unsafe.Pointer(&value)) - //atomicstore16(&q.i.regions[q.region].data[q.offset + descTailOffset], value) -} - -func (q *Queue) setDescLength(slot int, length int) { - *(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringSize+slot*descSize+descLengthOffset])) = *(*uint16)(unsafe.Pointer(&length)) -} - -// getFlags reads ring flags directly from the shared memory -func (q *Queue) getFlags() int { - return (int)(*(*uint16)(unsafe.Pointer(&q.i.regions[q.ring.region].data[q.ring.offset+ringFlagsOffset]))) -} |