initial import of osmo-gsup-hlr code so far

1 files changed, 52 insertions, 0 deletions

diff --git a/osmo-gsup-hlr/src/rand_fake.c b/osmo-gsup-hlr/src/rand_fake.c
new file mode 100644
index 0000000..ad0cc68
--- /dev/null
+++ b/osmo-gsup-hlr/src/rand_fake.c
@@ -0,0 +1,52 @@
+/* (C) 2012 by Harald Welte <laforge@gnumonks.org>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+#include <stdio.h>
+#include <string.h>
+#include <fcntl.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+static uint8_t ctr = 0;
+
+static void print_msg(void)
+{
+	static int printed = 0;
+	if (!printed) {
+		fprintf(stderr, "Using fake random generator for deterministic "
+			"test results. NEVER USE THIS IN PRODUCTION\n");
+		printed = 1;
+	}
+}
+
+int rand_init(void)
+{
+	print_msg();
+	return 0;
+}
+
+int rand_get(uint8_t *rand, unsigned int len)
+{
+	print_msg();
+	memset(rand, ctr, len);
+	ctr++;
+	return len;
+}