diff options
Diffstat (limited to 'openbsc/tests')
| -rw-r--r-- | openbsc/tests/sgsn/Makefile.am | 1 | ||||
| -rw-r--r-- | openbsc/tests/sgsn/sgsn_test.c | 19 |
2 files changed, 20 insertions, 0 deletions
diff --git a/openbsc/tests/sgsn/Makefile.am b/openbsc/tests/sgsn/Makefile.am index e3cec5086..b6036c75c 100644 --- a/openbsc/tests/sgsn/Makefile.am +++ b/openbsc/tests/sgsn/Makefile.am @@ -7,6 +7,7 @@ noinst_PROGRAMS = sgsn_test sgsn_test_SOURCES = sgsn_test.c sgsn_test_LDFLAGS = \ + -Wl,--wrap=RAND_bytes \ -Wl,--wrap=sgsn_update_subscriber_data \ -Wl,--wrap=gprs_subscr_request_update_location \ -Wl,--wrap=gprs_subscr_request_auth_info \ diff --git a/openbsc/tests/sgsn/sgsn_test.c b/openbsc/tests/sgsn/sgsn_test.c index d568807dd..e8e05f6e9 100644 --- a/openbsc/tests/sgsn/sgsn_test.c +++ b/openbsc/tests/sgsn/sgsn_test.c @@ -101,6 +101,25 @@ int bssgp_tx_dl_ud(struct msgb *msg, uint16_t pdu_lifetime, return 0; } +/* override, requires '-Wl,--wrap=RAND_bytes' */ +int __real_RAND_bytes(unsigned char *buf, int num); +int mock_RAND_bytes(unsigned char *buf, int num); +int (*RAND_bytes_cb)(unsigned char *, int) = + &mock_RAND_bytes; + +int __wrap_RAND_bytes(unsigned char *buf, int num) +{ + return (*RAND_bytes_cb)(buf, num); +} +/* make results of A&C ref predictable */ +int mock_RAND_bytes(unsigned char *buf, int num) +{ + if (num > 1) + return __real_RAND_bytes(buf, num); + buf[0] = 0; + return 1; +} + /* override, requires '-Wl,--wrap=sgsn_update_subscriber_data' */ void __real_sgsn_update_subscriber_data(struct sgsn_mm_ctx *); void (*update_subscriber_data_cb)(struct sgsn_mm_ctx *) = |