diff options
Diffstat (limited to 'tests/gb')
| -rw-r--r-- | tests/gb/gprs_bssgp_test.c | 151 | ||||
| -rw-r--r-- | tests/gb/gprs_bssgp_test.ok | 5 |
2 files changed, 156 insertions, 0 deletions
diff --git a/tests/gb/gprs_bssgp_test.c b/tests/gb/gprs_bssgp_test.c new file mode 100644 index 00000000..a2a40680 --- /dev/null +++ b/tests/gb/gprs_bssgp_test.c @@ -0,0 +1,151 @@ +/* Test routines for the BSSGP implementation in libosmogb + * + * (C) 2014 by sysmocom s.f.m.c. GmbH + * Author: Jacob Erlbeck <jerlbeck@sysmocom.de> + * + * Skeleton based on bssgp_fc_test.c + * (C) 2012 by Harald Welte <laforge@gnumonks.org> + */ + +#undef _GNU_SOURCE +#define _GNU_SOURCE + +#include <osmocom/core/application.h> +#include <osmocom/core/utils.h> +#include <osmocom/core/logging.h> +#include <osmocom/core/talloc.h> +#include <osmocom/core/prim.h> +#include <osmocom/gprs/gprs_bssgp.h> +#include <osmocom/gprs/gprs_ns.h> + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <string.h> +#include <getopt.h> +#include <unistd.h> +#include <netinet/ip.h> +#include <dlfcn.h> + +#define BSS_NSEI 0x0b55 + +static struct osmo_prim_hdr last_oph = {0}; + +/* override */ +ssize_t sendto(int sockfd, const void *buf, size_t len, int flags, + const struct sockaddr *dest_addr, socklen_t addrlen) +{ + typedef ssize_t (*sendto_t)(int, const void *, size_t, int, + const struct sockaddr *, socklen_t); + static sendto_t real_sendto = NULL; + uint32_t dest_host = htonl(((struct sockaddr_in *)dest_addr)->sin_addr.s_addr); + + if (!real_sendto) + real_sendto = dlsym(RTLD_NEXT, "sendto"); + + fprintf(stderr, "MESSAGE to 0x%08x, msg length %d\n%s\n", + dest_host, len, osmo_hexdump(buf, len)); + + return len; +} + +/* override */ +int gprs_ns_callback(enum gprs_ns_evt event, struct gprs_nsvc *nsvc, + struct msgb *msg, uint16_t bvci) +{ + fprintf(stderr, "CALLBACK, event %d, msg length %d, bvci 0x%04x\n%s\n\n", + event, msgb_bssgp_len(msg), bvci, + osmo_hexdump(msgb_bssgph(msg), msgb_bssgp_len(msg))); + return 0; +} + +int bssgp_prim_cb(struct osmo_prim_hdr *oph, void *ctx) +{ + printf("BSSGP primitive, SAP %d, prim = %d, op = %d, msg = %s\n", + oph->sap, oph->primitive, oph->operation, msgb_hexdump(oph->msg)); + + last_oph.sap = oph->sap; + last_oph.primitive = oph->primitive; + last_oph.operation = oph->operation; + last_oph.msg = NULL; + return -1; +} + +static void msgb_bssgp_send_and_free(struct msgb *msg) +{ + msgb_nsei(msg) = BSS_NSEI; + + bssgp_rcvmsg(msg); + + msgb_free(msg); +} + +static void send_bssgp_supend(enum bssgp_pdu_type pdu_type, uint32_t tlli) +{ + struct msgb *msg = bssgp_msgb_alloc(); + uint32_t tlli_be = htonl(tlli); + uint8_t rai[] = {0x0f, 0xf1, 0x80, 0x20, 0x37, 0x00}; + + msgb_v_put(msg, pdu_type); + msgb_tvlv_put(msg, BSSGP_IE_TLLI, sizeof(tlli_be), (uint8_t *)&tlli_be); + msgb_tvlv_put(msg, BSSGP_IE_ROUTEING_AREA, sizeof(rai), &rai[0]); + + msgb_bssgp_send_and_free(msg); +} + +static void send_bssgp_resume(enum bssgp_pdu_type pdu_type, uint32_t tlli) +{ + struct msgb *msg = bssgp_msgb_alloc(); + uint32_t tlli_be = htonl(tlli); + uint8_t rai[] = {0x0f, 0xf1, 0x80, 0x20, 0x37, 0x00}; + uint8_t suspend_ref = 1; + + msgb_v_put(msg, pdu_type); + msgb_tvlv_put(msg, BSSGP_IE_TLLI, sizeof(tlli_be), (uint8_t *)&tlli_be); + msgb_tvlv_put(msg, BSSGP_IE_ROUTEING_AREA, sizeof(rai), &rai[0]); + msgb_tvlv_put(msg, BSSGP_IE_SUSPEND_REF_NR, 1, &suspend_ref); + + msgb_bssgp_send_and_free(msg); +} + +static void test_bssgp_suspend_resume(void) +{ + const uint32_t tlli = 0xf0123456; + + printf("----- %s START\n", __func__); + memset(&last_oph, 0, sizeof(last_oph)); + + send_bssgp_supend(BSSGP_PDUT_SUSPEND, tlli); + /* OSMO_ASSERT(last_oph.primitive == PRIM_BSSGP_GMM_SUSPEND); */ + + send_bssgp_resume(BSSGP_PDUT_RESUME, tlli); + /* OSMO_ASSERT(last_oph.primitive == PRIM_BSSGP_GMM_RESUME); */ + + printf("----- %s END\n", __func__); +} + +static struct log_info info = {}; + +int main(int argc, char **argv) +{ + struct sockaddr_in bss_peer= {0}; + + osmo_init_logging(&info); + log_set_use_color(osmo_stderr_target, 0); + log_set_print_filename(osmo_stderr_target, 0); + + bssgp_nsi = gprs_ns_instantiate(gprs_ns_callback, NULL); + + bss_peer.sin_family = AF_INET; + bss_peer.sin_port = htons(32000); + bss_peer.sin_addr.s_addr = htonl(0x7f0000ff); + + gprs_ns_nsip_connect(bssgp_nsi, &bss_peer, BSS_NSEI, BSS_NSEI+1); + + + printf("===== BSSGP test START\n"); + test_bssgp_suspend_resume(); + printf("===== BSSGP test END\n\n"); + + exit(EXIT_SUCCESS); +} diff --git a/tests/gb/gprs_bssgp_test.ok b/tests/gb/gprs_bssgp_test.ok new file mode 100644 index 00000000..9c7b4c07 --- /dev/null +++ b/tests/gb/gprs_bssgp_test.ok @@ -0,0 +1,5 @@ +===== BSSGP test START +----- test_bssgp_suspend_resume START +----- test_bssgp_suspend_resume END +===== BSSGP test END + |