mirror of https://github.com/pkg/sftp.git
52 lines
1.1 KiB
Go
52 lines
1.1 KiB
Go
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//go:build !plan9
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// +build !plan9
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package sftp
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import (
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"errors"
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"io/fs"
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"os"
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"syscall"
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sshfx "github.com/pkg/sftp/v2/encoding/ssh/filexfer"
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)
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// translateErrno translates a syscall error number to a SFTP error code.
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func translateErrno(errno syscall.Errno) sshfx.Status {
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switch errno {
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case 0:
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return sshfx.StatusOK
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case syscall.ENOENT:
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return sshfx.StatusNoSuchFile
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case syscall.EACCES, syscall.EPERM:
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return sshfx.StatusPermissionDenied
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case syscall.ENOTSUP:
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return sshfx.StatusOPUnsupported
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}
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return sshfx.StatusFailure
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}
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func syscallErrorAsStatus(err error, pkt *sshfx.StatusPacket) bool {
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var pathErr *fs.PathError
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if errors.As(err, &pathErr) {
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err = pathErr.Err // Replace the error with the underlying error.
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pkt.ErrorMessage = err.Error()
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}
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var linkErr *os.LinkError
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if errors.As(err, &linkErr) {
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err = linkErr.Err // Replace the error with the underlying error.
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pkt.ErrorMessage = err.Error()
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}
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var errno syscall.Errno
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if errors.As(err, &errno) {
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pkt.StatusCode = translateErrno(errno)
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return true
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}
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return false
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}
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