Avoid the use of rand() in tests.

We control the random functions in crypto_core, so we can make them
deterministic more easily. This will help test reproducibility in the
future.

1 files changed, 5 insertions, 0 deletions

diff --git a/toxcore/crypto_core.api.h b/toxcore/crypto_core.api.h
index bb2c0a13..e9e8aeb2 100644
--- a/toxcore/crypto_core.api.h
+++ b/toxcore/crypto_core.api.h
@@ -117,6 +117,11 @@ static int32_t public_key_cmp(
 namespace random {
 
 /**
+ * Return a random 8 bit integer.
+ */
+static uint8_t u08();
+
+/**
  * Return a random 16 bit integer.
  */
 static uint16_t u16();