diff mbox series

[4/6] md: dm-crypt: Add additional algo modes for inline encryption

Message ID 20240730115838.3507302-5-quic_mdalam@quicinc.com (mailing list archive)
State Not Applicable
Headers show
Series Add Additional algo mode for inline encryption | expand

Commit Message

Md Sadre Alam July 30, 2024, 11:58 a.m. UTC 
Add support for AES-XTS-128, AES-CBC-128 and AES-CBC-256 algo
modes for inline encryption.

Signed-off-by: Md Sadre Alam <quic_mdalam@quicinc.com>
---
 drivers/md/dm-crypt.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index c0257d961968..884cf76fc4c6 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -2482,8 +2482,14 @@  static int crypt_select_inline_crypt_mode(struct dm_target *ti, char *cipher,
 {
 	struct crypt_config *cc = ti->private;
 
-	if (strcmp(cipher, "xts(aes)") == 0) {
+	if (strcmp(cipher, "xts(aes128)") == 0) {
+		cc->crypto_mode = BLK_ENCRYPTION_MODE_AES_128_XTS;
+	} else if (strcmp(cipher, "xts(aes256)") == 0) {
 		cc->crypto_mode = BLK_ENCRYPTION_MODE_AES_256_XTS;
+	} else if (strcmp(cipher, "cbc(aes128)") == 0) {
+		cc->crypto_mode = BLK_ENCRYPTION_MODE_AES_128_CBC;
+	} else if (strcmp(cipher, "cbc(aes256)") == 0) {
+		cc->crypto_mode = BLK_ENCRYPTION_MODE_AES_256_CBC;
 	} else {
 		ti->error = "Invalid cipher for inline_crypt";
 		return -EINVAL;