51 lines
1.1 KiB
Diff
51 lines
1.1 KiB
Diff
From af22f14223092a5403bc33608260f355b57284f3 Mon Sep 17 00:00:00 2001
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From: Tad <tad@spotco.us>
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Date: Mon, 1 Jan 2018 09:50:29 -0500
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Subject: [PATCH] Build time variable for AES-256 encryption
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Change-Id: Id08b5a18c5b4d4ec1f3f67a8e5eab93f5b967060
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---
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cryptfs.c | 11 +++++++++--
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1 file changed, 9 insertions(+), 2 deletions(-)
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diff --git a/cryptfs.c b/cryptfs.c
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index b25510f..86ffac3 100644
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--- a/cryptfs.c
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+++ b/cryptfs.c
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@@ -76,9 +76,17 @@
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#define DM_CRYPT_BUF_SIZE 4096
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+#ifdef CONFIG_STRONG_ENCRYPTION
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+#define HASH_COUNT 6000
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+#define KEY_LEN_BYTES 32
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+#define IV_LEN_BYTES 32
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+#define RSA_KEY_SIZE 4096
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+#else
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#define HASH_COUNT 2000
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#define KEY_LEN_BYTES 16
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#define IV_LEN_BYTES 16
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+#define RSA_KEY_SIZE 2048
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+#endif
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#define KEY_IN_FOOTER "footer"
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@@ -94,13 +102,12 @@
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#define TABLE_LOAD_RETRIES 10
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-#define RSA_KEY_SIZE 2048
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#define RSA_KEY_SIZE_BYTES (RSA_KEY_SIZE / 8)
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#define RSA_EXPONENT 0x10001
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#define KEYMASTER_CRYPTFS_RATE_LIMIT 1 // Maximum one try per second
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#define RETRY_MOUNT_ATTEMPTS 20
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-#define RETRY_MOUNT_DELAY_SECONDS 1
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+#define RETRY_MOUNT_DELAY_SECONDS 3
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char *me = "cryptfs";
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--
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2.15.1
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