summaryrefslogtreecommitdiff
path: root/vendor/github.com/bytedance/sonic/loader/mmap_unix.go
diff options
context:
space:
mode:
authorLibravatar Daenney <daenney@users.noreply.github.com>2023-02-25 13:12:40 +0100
committerLibravatar GitHub <noreply@github.com>2023-02-25 12:12:40 +0000
commitecdc8379fa8f9d88faca626e7de748c2afbe4910 (patch)
tree8c20a5826db2136fc89bee45e15355c5899fa65b /vendor/github.com/bytedance/sonic/loader/mmap_unix.go
parent[bugfix] Fix deleted status causing issues when getting bookmark (#1551) (diff)
downloadgotosocial-ecdc8379fa8f9d88faca626e7de748c2afbe4910.tar.xz
[chore] Update gin to v1.9.0 (#1553)
Diffstat (limited to 'vendor/github.com/bytedance/sonic/loader/mmap_unix.go')
-rw-r--r--vendor/github.com/bytedance/sonic/loader/mmap_unix.go45
1 files changed, 45 insertions, 0 deletions
diff --git a/vendor/github.com/bytedance/sonic/loader/mmap_unix.go b/vendor/github.com/bytedance/sonic/loader/mmap_unix.go
new file mode 100644
index 000000000..50b80bf20
--- /dev/null
+++ b/vendor/github.com/bytedance/sonic/loader/mmap_unix.go
@@ -0,0 +1,45 @@
+//go:build darwin || linux
+// +build darwin linux
+
+/**
+ * Copyright 2023 ByteDance Inc.
+ *
+ * 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 loader
+
+import (
+ `syscall`
+)
+
+const (
+ _AP = syscall.MAP_ANON | syscall.MAP_PRIVATE
+ _RX = syscall.PROT_READ | syscall.PROT_EXEC
+ _RW = syscall.PROT_READ | syscall.PROT_WRITE
+)
+
+
+func mmap(nb int) uintptr {
+ if m, _, e := syscall.RawSyscall6(syscall.SYS_MMAP, 0, uintptr(nb), _RW, _AP, 0, 0); e != 0 {
+ panic(e)
+ } else {
+ return m
+ }
+}
+
+func mprotect(p uintptr, nb int) {
+ if _, _, err := syscall.RawSyscall(syscall.SYS_MPROTECT, p, uintptr(nb), _RX); err != 0 {
+ panic(err)
+ }
+} \ No newline at end of file