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authorDavid Goulet <dgoulet@torproject.org>2016-11-07 13:15:46 -0500
committerNick Mathewson <nickm@torproject.org>2017-01-11 12:52:34 -0500
commit870b5e2227c4382aef1d98b1b5fc9d5f4d275c1c (patch)
tree53a93f934c8c80553e334c5de62a3e54a81a120d /src/common/crypto.h
parent963e70673a01f0cdea1e5533b02128a84dfaa0d8 (diff)
downloadtor-870b5e2227c4382aef1d98b1b5fc9d5f4d275c1c.tar.gz
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hs: Use AES-256 for v3 descriptor
That key size is taken from proposal 224 thus specified in the protocol. Closes #20569 Signed-off-by: David Goulet <dgoulet@torproject.org>
Diffstat (limited to 'src/common/crypto.h')
-rw-r--r--src/common/crypto.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/common/crypto.h b/src/common/crypto.h
index 116e0a62fd..70f6376849 100644
--- a/src/common/crypto.h
+++ b/src/common/crypto.h
@@ -59,10 +59,12 @@
#define DIGEST256_LEN 32
/** Length of the output of our 64-bit optimized message digests (SHA512). */
#define DIGEST512_LEN 64
-/** Length of our symmetric cipher's keys. */
+/** Length of our symmetric cipher's keys of 128-bit. */
#define CIPHER_KEY_LEN 16
-/** Length of our symmetric cipher's IV. */
+/** Length of our symmetric cipher's IV of 128-bit. */
#define CIPHER_IV_LEN 16
+/** Length of our symmetric cipher's keys of 256-bit. */
+#define CIPHER256_KEY_LEN 32
/** Length of our public keys. */
#define PK_BYTES (1024/8)
/** Length of our DH keys. */