diff options
author | Harald Welte <laforge@gnumonks.org> | 2016-04-28 07:18:49 +0200 |
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committer | Harald Welte <laforge@gnumonks.org> | 2016-04-28 07:18:49 +0200 |
commit | e72cf55347542fccd9dbaee6dbff342ebc81dc6c (patch) | |
tree | 727e316fa342fd2d103ef2627f23c9598d0102ce /src/rand_fake.c |
initial import of osmo-gsup-hlr code so far
Diffstat (limited to 'src/rand_fake.c')
-rw-r--r-- | src/rand_fake.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/rand_fake.c b/src/rand_fake.c new file mode 100644 index 0000000..ad0cc68 --- /dev/null +++ b/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; +} |