[v2,3/8] xfs_io/encrypt: add new encryption modes
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Message ID 20190920001822.257411-4-ebiggers@kernel.org
State Superseded
Headers show
Series
  • xfsprogs: support fscrypt API additions in xfs_io
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Commit Message

Eric Biggers Sept. 20, 2019, 12:18 a.m. UTC
From: Eric Biggers <ebiggers@google.com>

Add new encryption modes: AES-128-CBC and AES-128-CTS (supported since
Linux v4.11), and Adiantum (supported since Linux v5.0).

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 io/encrypt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

Patch
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diff --git a/io/encrypt.c b/io/encrypt.c
index 011a6410..f5046e5b 100644
--- a/io/encrypt.c
+++ b/io/encrypt.c
@@ -156,7 +156,7 @@  set_encpolicy_help(void)
 " -v VERSION -- version of policy structure\n"
 "\n"
 " MODE can be numeric or one of the following predefined values:\n"
-"    AES-256-XTS, AES-256-CTS\n"
+"    AES-256-XTS, AES-256-CTS, AES-128-CBC, AES-128-CTS, Adiantum\n"
 " FLAGS and VERSION must be numeric.\n"
 "\n"
 " Note that it's only possible to set an encryption policy on an empty\n"
@@ -170,6 +170,9 @@  static const struct {
 } available_modes[] = {
 	{FSCRYPT_MODE_AES_256_XTS, "AES-256-XTS"},
 	{FSCRYPT_MODE_AES_256_CTS, "AES-256-CTS"},
+	{FSCRYPT_MODE_AES_128_CBC, "AES-128-CBC"},
+	{FSCRYPT_MODE_AES_128_CTS, "AES-128-CTS"},
+	{FSCRYPT_MODE_ADIANTUM, "Adiantum"},
 };
 
 static bool