From 2e49a6f41e07a62798ebf430b5605b382c7b90ee Mon Sep 17 00:00:00 2001
From: Mark Haines <mark.haines@matrix.org>
Date: Fri, 10 Jul 2015 18:29:14 +0100
Subject: Clear the random buffers once they've been used. Add methods for
 clearing the account and session object once they've been used

---
 include/olm/olm.hh | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

(limited to 'include/olm')

diff --git a/include/olm/olm.hh b/include/olm/olm.hh
index 2919767..6b102d2 100644
--- a/include/olm/olm.hh
+++ b/include/olm/olm.hh
@@ -61,6 +61,16 @@ const char * olm_session_last_error(
     OlmSession * session
 );
 
+/** Clears the memory used to back this account */
+size_t olm_clear_account(
+    OlmSession * account
+);
+
+/** Clears the memory used to back this session */
+size_t olm_clear_session(
+    OlmSession * session
+);
+
 /** Returns the number of bytes needed to store an account */
 size_t olm_pickle_account_length(
     OlmAccount * account
@@ -127,7 +137,7 @@ size_t olm_create_account_random_length(
  * "NOT_ENOUGH_RANDOM" */
 size_t olm_create_account(
     OlmAccount * account,
-    void const * random, size_t random_length
+    void * random, size_t random_length
 );
 
 /** The size of the output buffer needed to hold the identity keys */
@@ -197,7 +207,7 @@ size_t olm_account_generate_one_time_keys_random_length(
 size_t olm_account_generate_one_time_keys(
     OlmAccount * account,
     size_t number_of_keys,
-    void const * random, size_t random_length
+    void * random, size_t random_length
 );
 
 /** The number of random bytes needed to create an outbound session */
@@ -215,7 +225,7 @@ size_t olm_create_outbound_session(
     OlmAccount * account,
     void const * their_identity_key, size_t their_identity_key_length,
     void const * their_one_time_key, size_t their_one_time_key_length,
-    void const * random, size_t random_length
+    void * random, size_t random_length
 );
 
 /** Create a new in-bound session for sending/receiving messages from an
@@ -282,7 +292,7 @@ size_t olm_encrypt_message_length(
 size_t olm_encrypt(
     OlmSession * session,
     void const * plaintext, size_t plaintext_length,
-    void const * random, size_t random_length,
+    void * random, size_t random_length,
     void * message, size_t message_length
 );
 
-- 
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