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-rw-r--r--Documentation/MANPAGE.md13
1 files changed, 12 insertions, 1 deletions
diff --git a/Documentation/MANPAGE.md b/Documentation/MANPAGE.md
index c47f4b9..49b3dec 100644
--- a/Documentation/MANPAGE.md
+++ b/Documentation/MANPAGE.md
@@ -41,9 +41,13 @@ Options:
**-diriv**
: Use per-directory file name IV (default true)
+This flag is useful when recovering old gocryptfs filesystems using
+"-masterkey". It is ignored (stays at the default) otherwise.
**-emenames**
-: Use EME filename encryption (default true). This option implies diriv.
+: Use EME filename encryption (default true), implies diriv.
+This flag is useful when recovering old gocryptfs filesystems using
+"-masterkey". It is ignored (stays at the default) otherwise.
**-extpass string**
: Use an external program (like ssh-askpass) for the password prompt.
@@ -61,10 +65,17 @@ to mount the gocryptfs filesytem without user interaction.
: Use an 128-bit IV for GCM encryption instead of Go's default of
96 bits (default true). This pushes back the birthday bound for IV
collisions far enough to make it irrelevant.
+This flag is useful when recovering old gocryptfs filesystems using
+"-masterkey". It is ignored (stays at the default) otherwise.
**-init**
: Initialize encrypted directory
+**-longnames**
+: Store names longer than 176 bytes in extra files (default true)
+This flag is useful when recovering old gocryptfs filesystems using
+"-masterkey". It is ignored (stays at the default) otherwise.
+
**-masterkey string**
: Mount with explicit master key specified on the command line. This
option can be used to mount a gocryptfs filesystem without a config file.