vendor: update all dependencies to latest versions

vendor/github.com/pkg/sftp/request-attrs.go

@@ -0,0 +1,63 @@
+package sftp
+
+// Methods on the Request object to make working with the Flags bitmasks and
+// Attr(ibutes) byte blob easier. Use Pflags() when working with an Open/Write
+// request and AttrFlags() and Attributes() when working with SetStat requests.
+
+import "os"
+
+// Open packet pflags
+type pflags struct {
+	Read, Write, Append, Creat, Trunc, Excl bool
+}
+
+// testable constructor
+func newPflags(flags uint32) pflags {
+	return pflags{
+		Read:   flags&ssh_FXF_READ != 0,
+		Write:  flags&ssh_FXF_WRITE != 0,
+		Append: flags&ssh_FXF_APPEND != 0,
+		Creat:  flags&ssh_FXF_CREAT != 0,
+		Trunc:  flags&ssh_FXF_TRUNC != 0,
+		Excl:   flags&ssh_FXF_EXCL != 0,
+	}
+}
+
+// Check bitmap/uint32 for Open packet pflag values
+func (r *Request) Pflags() pflags {
+	return newPflags(r.Flags)
+}
+
+// File attribute flags
+type aflags struct {
+	Size, UidGid, Permissions, Acmodtime bool
+}
+
+// testable constructor
+func newAflags(flags uint32) aflags {
+	return aflags{
+		Size:        (flags & ssh_FILEXFER_ATTR_SIZE) != 0,
+		UidGid:      (flags & ssh_FILEXFER_ATTR_UIDGID) != 0,
+		Permissions: (flags & ssh_FILEXFER_ATTR_PERMISSIONS) != 0,
+		Acmodtime:   (flags & ssh_FILEXFER_ATTR_ACMODTIME) != 0,
+	}
+}
+
+// Check bitmap/uint32 for file attribute flags
+func (r *Request) AttrFlags(flags uint32) aflags {
+	return newAflags(r.Flags)
+}
+
+// File attributes
+type fileattrs FileStat
+
+// Return Mode wrapped in os.FileMode
+func (a fileattrs) FileMode() os.FileMode {
+	return os.FileMode(a.Mode)
+}
+
+// Parse file attributes byte blob and return them in object
+func (r *Request) Attributes() fileattrs {
+	fa, _ := getFileStat(r.Flags, r.Attrs)
+	return fileattrs(*fa)
+}