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- Add Counter Mode support

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--HG--
extra : convert_revision : 5225162bdf32d70b58b6d3ae375a290326c59f3a
This commit is contained in:
Matt Johnston
2008-09-29 13:53:31 +00:00
parent 049fcf1ac5
commit 511f6555c9
11 changed files with 195 additions and 116 deletions
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16
session.h
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@@ -64,6 +64,8 @@ struct key_context {
const struct dropbear_cipher *recv_algo_crypt; /* NULL for none */
const struct dropbear_cipher *trans_algo_crypt; /* NULL for none */
const struct dropbear_cipher_mode *recv_crypt_mode;
const struct dropbear_cipher_mode *trans_crypt_mode;
const struct dropbear_hash *recv_algo_mac; /* NULL for none */
const struct dropbear_hash *trans_algo_mac; /* NULL for none */
char algo_kex;
@@ -79,8 +81,18 @@ struct key_context {
#endif
/* actual keys */
symmetric_CBC recv_symmetric_struct;
symmetric_CBC trans_symmetric_struct;
union {
symmetric_CBC cbc;
#ifdef DROPBEAR_ENABLE_CTR_MODE
symmetric_CTR ctr;
#endif
} recv_cipher_state;
union {
symmetric_CBC cbc;
#ifdef DROPBEAR_ENABLE_CTR_MODE
symmetric_CTR ctr;
#endif
} trans_cipher_state;
unsigned char recvmackey[MAX_MAC_KEY];
unsigned char transmackey[MAX_MAC_KEY];