Check the return values from BN_hex2bn() and RAND_load_file().

Closes #205 on GitHub.
Closes #206 on GitHub.

diff --git a/src/tincd.c b/src/tincd.c
index bc04f5f..9253d9f 100644 (file)
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -434,7 +434,10 @@ static bool keygen(int bits) {
        BN_GENCB_set(cb, indicator, NULL);
 
        rsa_key = RSA_new();
-       BN_hex2bn(&e, "10001");
+
+       if(BN_hex2bn(&e, "10001") == 0) {
+               abort();
+       }
 
        if(!rsa_key || !e) {
                abort();
@@ -698,7 +701,10 @@ int main(int argc, char **argv) {
 
        /* Slllluuuuuuurrrrp! */
 
-       RAND_load_file("/dev/urandom", 1024);
+       if(RAND_load_file("/dev/urandom", 1024) != 1024) {
+               logger(LOG_ERR, "Error initializing RNG!");
+               return 1;
+       }
 
        ENGINE_load_builtin_engines();
        ENGINE_register_all_complete();