Changeset 5959:b568f7b84e08 in roaraudio for libroar/random.c

Timestamp:

01/04/14 05:16:50 (10 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

Also use uname() and hostid for seeding nonce generator.

File:

• libroar/random.c (modified) (3 diffs)

libroar/random.c

@@ -38 +38 @@
 #ifdef ROAR_HAVE_LIBGCRYPT
 #include <gcrypt.h>
+#endif
+
+#ifdef ROAR_HAVE_UNAME
+#include <sys/utsname.h>
 #endif
 
@@ -71 +75 @@
  volatile uint32_t now = time(NULL);
 #endif
+#ifdef ROAR_HAVE_UNAME
+ static struct utsname utsname;
+#endif
 
  roar_random_init();
@@ -90 +97 @@
   roar_hash_buffer(off+TIGER_DIGESTLEN, buf, TIGER_BLOCKLEN, ROAR_HT_TIGER);
 
+  // init is now done:
   inited = 1;
+
+  // do additional seeding:
+
+#ifdef ROAR_HAVE_UNAME
+  if ( uname(&utsname) == 0 ) {
+   roar_random_salt_nonce(&utsname, sizeof(utsname));
+  }
+#endif
  }