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author | techknowlogick <techknowlogick@gitea.io> | 2022-01-14 18:16:05 -0500 |
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committer | GitHub <noreply@github.com> | 2022-01-14 18:16:05 -0500 |
commit | 84145e45c50130922fae9055535ab5ea0378e1d4 (patch) | |
tree | fce077a5ae462840bb876ace79aca42abab29ed7 /vendor/github.com/xanzy/ssh-agent/pageant_windows.go | |
parent | 2b16ca7c773de278ba01f122dc6f9f43d7534c52 (diff) | |
download | gitea-84145e45c50130922fae9055535ab5ea0378e1d4.tar.gz gitea-84145e45c50130922fae9055535ab5ea0378e1d4.zip |
Remove golang vendored directory (#18277)
* rm go vendor
* fix drone yaml
* add to gitignore
Diffstat (limited to 'vendor/github.com/xanzy/ssh-agent/pageant_windows.go')
-rw-r--r-- | vendor/github.com/xanzy/ssh-agent/pageant_windows.go | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/vendor/github.com/xanzy/ssh-agent/pageant_windows.go b/vendor/github.com/xanzy/ssh-agent/pageant_windows.go deleted file mode 100644 index 21d3cba2a5..0000000000 --- a/vendor/github.com/xanzy/ssh-agent/pageant_windows.go +++ /dev/null @@ -1,143 +0,0 @@ -// -// Copyright (c) 2014 David Mzareulyan -// -// Permission is hereby granted, free of charge, to any person obtaining a copy of this software -// and associated documentation files (the "Software"), to deal in the Software without restriction, -// including without limitation the rights to use, copy, modify, merge, publish, distribute, -// sublicense, and/or sell copies of the Software, and to permit persons to whom the Software -// is furnished to do so, subject to the following conditions: -// -// The above copyright notice and this permission notice shall be included in all copies or substantial -// portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING -// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -// - -// +build windows - -package sshagent - -// see https://github.com/Yasushi/putty/blob/master/windows/winpgntc.c#L155 -// see https://github.com/paramiko/paramiko/blob/master/paramiko/win_pageant.py - -import ( - "encoding/binary" - "errors" - "fmt" - "sync" - "syscall" - "unsafe" -) - -// Maximum size of message can be sent to pageant -const MaxMessageLen = 8192 - -var ( - ErrPageantNotFound = errors.New("pageant process not found") - ErrSendMessage = errors.New("error sending message") - - ErrMessageTooLong = errors.New("message too long") - ErrInvalidMessageFormat = errors.New("invalid message format") - ErrResponseTooLong = errors.New("response too long") -) - -const ( - agentCopydataID = 0x804e50ba - wmCopydata = 74 -) - -type copyData struct { - dwData uintptr - cbData uint32 - lpData unsafe.Pointer -} - -var ( - lock sync.Mutex - - winFindWindow = winAPI("user32.dll", "FindWindowW") - winGetCurrentThreadID = winAPI("kernel32.dll", "GetCurrentThreadId") - winSendMessage = winAPI("user32.dll", "SendMessageW") -) - -func winAPI(dllName, funcName string) func(...uintptr) (uintptr, uintptr, error) { - proc := syscall.MustLoadDLL(dllName).MustFindProc(funcName) - return func(a ...uintptr) (uintptr, uintptr, error) { return proc.Call(a...) } -} - -// Query sends message msg to Pageant and returns response or error. -// 'msg' is raw agent request with length prefix -// Response is raw agent response with length prefix -func query(msg []byte) ([]byte, error) { - if len(msg) > MaxMessageLen { - return nil, ErrMessageTooLong - } - - msgLen := binary.BigEndian.Uint32(msg[:4]) - if len(msg) != int(msgLen)+4 { - return nil, ErrInvalidMessageFormat - } - - lock.Lock() - defer lock.Unlock() - - paWin := pageantWindow() - - if paWin == 0 { - return nil, ErrPageantNotFound - } - - thID, _, _ := winGetCurrentThreadID() - mapName := fmt.Sprintf("PageantRequest%08x", thID) - pMapName, _ := syscall.UTF16PtrFromString(mapName) - - mmap, err := syscall.CreateFileMapping(syscall.InvalidHandle, nil, syscall.PAGE_READWRITE, 0, MaxMessageLen+4, pMapName) - if err != nil { - return nil, err - } - defer syscall.CloseHandle(mmap) - - ptr, err := syscall.MapViewOfFile(mmap, syscall.FILE_MAP_WRITE, 0, 0, 0) - if err != nil { - return nil, err - } - defer syscall.UnmapViewOfFile(ptr) - - mmSlice := (*(*[MaxMessageLen]byte)(unsafe.Pointer(ptr)))[:] - - copy(mmSlice, msg) - - mapNameBytesZ := append([]byte(mapName), 0) - - cds := copyData{ - dwData: agentCopydataID, - cbData: uint32(len(mapNameBytesZ)), - lpData: unsafe.Pointer(&(mapNameBytesZ[0])), - } - - resp, _, _ := winSendMessage(paWin, wmCopydata, 0, uintptr(unsafe.Pointer(&cds))) - - if resp == 0 { - return nil, ErrSendMessage - } - - respLen := binary.BigEndian.Uint32(mmSlice[:4]) - if respLen > MaxMessageLen-4 { - return nil, ErrResponseTooLong - } - - respData := make([]byte, respLen+4) - copy(respData, mmSlice) - - return respData, nil -} - -func pageantWindow() uintptr { - nameP, _ := syscall.UTF16PtrFromString("Pageant") - h, _, _ := winFindWindow(uintptr(unsafe.Pointer(nameP)), uintptr(unsafe.Pointer(nameP))) - return h -} |