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25 lines
815 B
Go
25 lines
815 B
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE-GO file.
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//go:build linux && (amd64 || arm64 || mips64 || mips64le || riscv64)
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package memory
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import (
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"syscall"
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)
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// Function syscall.mmap is same for linux/amd64, linux/arm64, linux/mips64,
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// linux/mips64le and linux/riscv64.
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// https://cs.opensource.google/go/go/+/refs/tags/go1.17.8:src/syscall/zsyscall_linux_amd64.go;l=1575-1584
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func mmapSyscall(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
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r0, _, e1 := syscall.Syscall6(syscall.SYS_MMAP, uintptr(addr), uintptr(length), uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset))
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xaddr = uintptr(r0)
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if e1 != 0 {
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err = e1
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}
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return
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}
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