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Unified Diff: third_party/scrypt/FORMAT

Issue 11776013: Revert 175069 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Created 7 years, 12 months ago
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Index: third_party/scrypt/FORMAT
===================================================================
--- third_party/scrypt/FORMAT (revision 175254)
+++ third_party/scrypt/FORMAT (working copy)
@@ -1,18 +0,0 @@
-scrypt encrypted data format
-----------------------------
-
-offset length
-0 6 "scrypt"
-6 1 scrypt data file version number (== 0)
-7 1 log2(N) (must be between 1 and 63 inclusive)
-8 4 r (big-endian integer; must satisfy r * p < 2^30)
-12 4 p (big-endian integer; must satisfy r * p < 2^30)
-16 32 salt
-48 16 first 16 bytes of SHA256(bytes 0 .. 47)
-64 32 HMAC-SHA256(bytes 0 .. 63)
-96 X data xor AES256-CTR key stream generated with nonce == 0
-96+X 32 HMAC-SHA256(bytes 96 .. 96 + (X - 1))
-
-AES256-CTR is computed with a 256-bit AES key key_enc, and HMAC-SHA256 is
-computed with a 256-bit key key_hmac, where
- scrypt(password, salt, N, r, p, 64) == [key_enc][key_hmac]
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