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https://github.com/go-gitea/gitea
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32 lines
862 B
Go
Vendored
32 lines
862 B
Go
Vendored
// Copyright 2014 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 file.
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// +build windows
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// +build go1.3
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package svc
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import "unsafe"
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const ptrSize = 4 << (^uintptr(0) >> 63) // unsafe.Sizeof(uintptr(0)) but an ideal const
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// Should be a built-in for unsafe.Pointer?
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func add(p unsafe.Pointer, x uintptr) unsafe.Pointer {
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return unsafe.Pointer(uintptr(p) + x)
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}
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// funcPC returns the entry PC of the function f.
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// It assumes that f is a func value. Otherwise the behavior is undefined.
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func funcPC(f interface{}) uintptr {
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return **(**uintptr)(add(unsafe.Pointer(&f), ptrSize))
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}
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// from sys_386.s and sys_amd64.s
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func servicectlhandler(ctl uint32) uintptr
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func servicemain(argc uint32, argv **uint16)
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func getServiceMain(r *uintptr) {
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*r = funcPC(servicemain)
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}
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