1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/github.com/pkg/sftp/server_unix.go b/vendor/github.com/pkg/sftp/server_unix.go
new file mode 100644
index 00000000..8d0c138c
--- /dev/null
+++ b/vendor/github.com/pkg/sftp/server_unix.go
@@ -0,0 +1,54 @@
+// +build darwin dragonfly freebsd !android,linux netbsd openbsd solaris
+// +build cgo
+
+package sftp
+
+import (
+	"fmt"
+	"os"
+	"path"
+	"syscall"
+	"time"
+)
+
+func runLsStatt(dirent os.FileInfo, statt *syscall.Stat_t) string {
+	// example from openssh sftp server:
+	// crw-rw-rw-    1 root     wheel           0 Jul 31 20:52 ttyvd
+	// format:
+	// {directory / char device / etc}{rwxrwxrwx}  {number of links} owner group size month day [time (this year) | year (otherwise)] name
+
+	typeword := runLsTypeWord(dirent)
+	numLinks := statt.Nlink
+	uid := statt.Uid
+	gid := statt.Gid
+	username := fmt.Sprintf("%d", uid)
+	groupname := fmt.Sprintf("%d", gid)
+	// TODO FIXME: uid -> username, gid -> groupname lookup for ls -l format output
+
+	mtime := dirent.ModTime()
+	monthStr := mtime.Month().String()[0:3]
+	day := mtime.Day()
+	year := mtime.Year()
+	now := time.Now()
+	isOld := mtime.Before(now.Add(-time.Hour * 24 * 365 / 2))
+
+	yearOrTime := fmt.Sprintf("%02d:%02d", mtime.Hour(), mtime.Minute())
+	if isOld {
+		yearOrTime = fmt.Sprintf("%d", year)
+	}
+
+	return fmt.Sprintf("%s %4d %-8s %-8s %8d %s %2d %5s %s", typeword, numLinks, username, groupname, dirent.Size(), monthStr, day, yearOrTime, dirent.Name())
+}
+
+// ls -l style output for a file, which is in the 'long output' section of a readdir response packet
+// this is a very simple (lazy) implementation, just enough to look almost like openssh in a few basic cases
+func runLs(dirname string, dirent os.FileInfo) string {
+	dsys := dirent.Sys()
+	if dsys == nil {
+	} else if statt, ok := dsys.(*syscall.Stat_t); !ok {
+	} else {
+		return runLsStatt(dirent, statt)
+	}
+
+	return path.Join(dirname, dirent.Name())
+}