diff options
Diffstat (limited to 'tests/mgcp/mgcp_patch_test.c')
-rw-r--r-- | tests/mgcp/mgcp_patch_test.c | 238 |
1 files changed, 234 insertions, 4 deletions
diff --git a/tests/mgcp/mgcp_patch_test.c b/tests/mgcp/mgcp_patch_test.c index 834b3e4..68d163d 100644 --- a/tests/mgcp/mgcp_patch_test.c +++ b/tests/mgcp/mgcp_patch_test.c @@ -28,6 +28,7 @@ #include <string.h> #include <stdio.h> #include <stdlib.h> +#include <limits.h> static const char mgcp_in[] = "MDCX 23213 14@mgw MGCP 1.0\r\n" @@ -67,6 +68,36 @@ static const char mgcp_out[] = "a=T38FaxVersion:0\r\n" "a=T38MaxBitRate:14400\r\n"; +#define AUEP1 "AUEP 158663169 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n" +#define AUEP1_RET "200 158663169 OK\r\n" +#define AUEP2 "AUEP 18983213 ds/e1-2/1@172.16.6.66 MGCP 1.0\r\n" +#define AUEP2_RET "500 18983213 FAIL\r\n" +#define EMPTY "\r\n" +#define EMPTY_RET NULL +#define SHORT "CRCX \r\n" +#define SHORT_RET "510 000000 FAIL\r\n" + +#define MDCX_WRONG_EP "MDCX 18983213 ds/e1-3/1@172.16.6.66 MGCP 1.0\r\n" +#define MDCX_ERR_RET "510 18983213 FAIL\r\n" +#define MDCX_UNALLOCATED "MDCX 18983214 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n" +#define MDCX_RET "400 18983214 FAIL\r\n" +#define MDCX3 "MDCX 18983215 1@mgw MGCP 1.0\r\n" +#define MDCX3_RET "200 18983215 OK\r\n" \ + "I: 1\n" \ + "\n" \ + "v=0\r\n" \ + "o=- 1 23 IN IP4 0.0.0.0\r\n" \ + "c=IN IP4 0.0.0.0\r\n" \ + "t=0 0\r\n" \ + "m=audio 0 RTP/AVP 126\r\n" \ + "a=rtpmap:126 AMR/8000\r\n" + +#define SHORT2 "CRCX 1" +#define SHORT2_RET "510 000000 FAIL\r\n" +#define SHORT3 "CRCX 1 1@mgw" +#define SHORT4 "CRCX 1 1@mgw MGCP" +#define SHORT5 "CRCX 1 1@mgw MGCP 1.0" + #define CRCX "CRCX 2 1@mgw MGCP 1.0\r\n" \ "M: sendrecv\r\n" \ "C: 2\r\n" \ @@ -76,18 +107,51 @@ static const char mgcp_out[] = "m=audio 5904 RTP/AVP 97\r\n" \ "a=rtpmap:97 GSM-EFR/8000\r\n" +#define CRCX_RET "200 2 OK\r\n" \ + "I: 1\n" \ + "\n" \ + "v=0\r\n" \ + "o=- 1 23 IN IP4 0.0.0.0\r\n" \ + "c=IN IP4 0.0.0.0\r\n" \ + "t=0 0\r\n" \ + "m=audio 0 RTP/AVP 126\r\n" \ + "a=rtpmap:126 AMR/8000\r\n" + + +#define CRCX_ZYN "CRCX 2 1@mgw MGCP 1.0\r" \ + "M: sendrecv\r" \ + "C: 2\r\r" \ + "v=0\r" \ + "c=IN IP4 123.12.12.123\r" \ + "m=audio 5904 RTP/AVP 97\r" \ + "a=rtpmap:97 GSM-EFR/8000\r" + +#define CRCX_ZYN_RET "200 2 OK\r\n" \ + "I: 2\n" \ + "\n" \ + "v=0\r\n" \ + "o=- 2 23 IN IP4 0.0.0.0\r\n" \ + "c=IN IP4 0.0.0.0\r\n" \ + "t=0 0\r\n" \ + "m=audio 0 RTP/AVP 126\r\n" \ + "a=rtpmap:126 AMR/8000\r\n" + #define DLCX "DLCX 7 1@mgw MGCP 1.0\r\n" \ "C: 2\r\n" +#define DLCX_RET "250 7 OK\r\n" \ + "P: PS=0, OS=0, PR=0, OR=0, PL=0, JI=0\r\n" + #define RQNT "RQNT 186908780 1@mgw MGCP 1.0\r\n" \ "X: B244F267488\r\n" \ "S: D/9\r\n" -#define RQNT2 "RQNT 186908780 1@mgw MGCP 1.0\r\n" \ +#define RQNT2 "RQNT 186908781 1@mgw MGCP 1.0\r\n" \ "X: ADD4F26746F\r\n" \ "R: D/[0-9#*](N), G/ft, fxr/t38\r\n" -#define RQNT_RET "200 186908780 OK\r\n" +#define RQNT1_RET "200 186908780 OK\r\n" +#define RQNT2_RET "200 186908781 OK\r\n" #define ASSERT(a, cmp, b, text) \ if (!((a) cmp (b))) { \ @@ -95,6 +159,39 @@ static const char mgcp_out[] = abort(); \ } +struct mgcp_test { + const char *name; + const char *req; + const char *exp_resp; +}; + +static const struct mgcp_test tests[] = { + { "AUEP1", AUEP1, AUEP1_RET }, + { "AUEP2", AUEP2, AUEP2_RET }, + { "MDCX1", MDCX_WRONG_EP, MDCX_ERR_RET }, + { "MDCX2", MDCX_UNALLOCATED, MDCX_RET }, + { "CRCX", CRCX, CRCX_RET }, + { "MDCX3", MDCX3, MDCX3_RET }, + { "DLCX", DLCX, DLCX_RET }, + { "CRCX_ZYN", CRCX_ZYN, CRCX_ZYN_RET }, + { "EMPTY", EMPTY, EMPTY_RET }, + { "SHORT1", SHORT, SHORT_RET }, + { "SHORT2", SHORT2, SHORT2_RET }, + { "SHORT3", SHORT3, SHORT2_RET }, + { "SHORT4", SHORT4, SHORT2_RET }, + { "RQNT1", RQNT, RQNT1_RET }, + { "RQNT2", RQNT2, RQNT2_RET }, + { "DLCX", DLCX, DLCX_RET }, +}; + +static const struct mgcp_test retransmit[] = { + { "CRCX", CRCX, CRCX_RET }, + { "RQNT1", RQNT, RQNT1_RET }, + { "RQNT2", RQNT2, RQNT2_RET }, + { "MDCX3", MDCX3, MDCX3_RET }, + { "DLCX", DLCX, DLCX_RET }, +}; + static struct msgb *create_msg(const char *str) { struct msgb *msg; @@ -132,7 +229,82 @@ static void test_endp_name_rewriting() ASSERT(strcmp((const char *)msg_out->l2h, mgcp_out), ==, 0, "Text don't match"); } -static int rqnt_cb(struct mgcp_endpoint *endp, char _tone, const char *data) +static void test_messages(void) +{ + struct mgcp_config *cfg; + struct mgcp_trunk_config *tcfg; + int i; + + cfg = mgcp_config_alloc(); + + tcfg = mgcp_vtrunk_alloc(cfg, "mgw"); + tcfg->number_endpoints = 64; + mgcp_endpoints_allocate(tcfg); + mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1)); + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + const struct mgcp_test *t = &tests[i]; + struct msgb *inp; + struct msgb *msg; + + printf("Testing %s\n", t->name); + + inp = create_msg(t->req); + msg = mgcp_handle_message(cfg, inp); + msgb_free(inp); + if (!t->exp_resp) { + if (msg) + printf("%s failed '%s'\n", t->name, (char *) msg->data); + } else if (strcmp((char *) msg->data, t->exp_resp) != 0) + printf("%s failed '%s'\n", t->name, (char *) msg->data); + msgb_free(msg); + } + + talloc_free(cfg); +} + +static void test_retransmission(void) +{ + struct mgcp_config *cfg; + struct mgcp_trunk_config *tcfg; + int i; + + cfg = mgcp_config_alloc(); + + tcfg = mgcp_vtrunk_alloc(cfg, "mgw"); + tcfg->number_endpoints = 64; + mgcp_endpoints_allocate(tcfg); + + mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1)); + + for (i = 0; i < ARRAY_SIZE(retransmit); i++) { + const struct mgcp_test *t = &retransmit[i]; + struct msgb *inp; + struct msgb *msg; + + printf("Testing %s\n", t->name); + + inp = create_msg(t->req); + msg = mgcp_handle_message(cfg, inp); + msgb_free(inp); + if (strcmp((char *) msg->data, t->exp_resp) != 0) + printf("%s failed '%s'\n", t->name, (char *) msg->data); + msgb_free(msg); + + /* Retransmit... */ + printf("Re-transmitting %s\n", t->name); + inp = create_msg(t->req); + msg = mgcp_handle_message(cfg, inp); + msgb_free(inp); + if (strcmp((char *) msg->data, t->exp_resp) != 0) + printf("%s failed '%s'\n", t->name, (char *) msg->data); + msgb_free(msg); + } + + talloc_free(cfg); +} + +static int rqnt_cb(struct mgcp_endpoint *endp, char _tone) { ptrdiff_t tone = _tone; endp->cfg->data = (void *) tone; @@ -141,8 +313,8 @@ static int rqnt_cb(struct mgcp_endpoint *endp, char _tone, const char *data) static void test_rqnt_cb(void) { - struct mgcp_config *cfg; struct mgcp_trunk_config *tcfg; + struct mgcp_config *cfg; struct msgb *inp, *msg; cfg = mgcp_config_alloc(); @@ -152,6 +324,8 @@ static void test_rqnt_cb(void) tcfg->number_endpoints = 64; mgcp_endpoints_allocate(tcfg); + mgcp_endpoints_allocate(mgcp_trunk_alloc(cfg, 1)); + inp = create_msg(CRCX); msgb_free(mgcp_handle_message(cfg, inp)); msgb_free(inp); @@ -178,11 +352,67 @@ static void test_rqnt_cb(void) talloc_free(cfg); } +struct pl_test { + int cycles; + uint16_t base_seq; + uint16_t max_seq; + uint32_t packets; + + uint32_t expected; + int loss; +}; + +static const struct pl_test pl_test_dat[] = { + /* basic.. just one package */ + { .cycles = 0, .base_seq = 0, .max_seq = 0, .packets = 1, .expected = 1, .loss = 0}, + /* some packages and a bit of loss */ + { .cycles = 0, .base_seq = 0, .max_seq = 100, .packets = 100, .expected = 101, .loss = 1}, + /* wrap around */ + { .cycles = 1<<16, .base_seq = 0xffff, .max_seq = 2, .packets = 4, .expected = 4, .loss = 0}, + /* min loss */ + { .cycles = 0, .base_seq = 0, .max_seq = 0, .packets = UINT_MAX, .expected = 1, .loss = INT_MIN }, + /* max loss, with wrap around on expected max */ + { .cycles = INT_MAX, .base_seq = 0, .max_seq = UINT16_MAX, .packets = 0, .expected = ((uint32_t)(INT_MAX) + UINT16_MAX + 1), .loss = INT_MAX }, +}; + +static void test_packet_loss_calc(void) +{ + int i; + printf("Testing packet loss calculation.\n"); + + for (i = 0; i < ARRAY_SIZE(pl_test_dat); ++i) { + uint32_t expected; + int loss; + struct mgcp_rtp_state state; + struct mgcp_rtp_end rtp; + memset(&state, 0, sizeof(state)); + memset(&rtp, 0, sizeof(rtp)); + + state.initialized = 1; + state.base_seq = pl_test_dat[i].base_seq; + state.max_seq = pl_test_dat[i].max_seq; + state.cycles = pl_test_dat[i].cycles; + + rtp.packets = pl_test_dat[i].packets; + mgcp_state_calc_loss(&state, &rtp, &expected, &loss); + + if (loss != pl_test_dat[i].loss || expected != pl_test_dat[i].expected) { + printf("FAIL: Wrong exp/loss at idx(%d) Loss(%d vs. %d) Exp(%u vs. %u)\n", + i, loss, pl_test_dat[i].loss, + expected, pl_test_dat[i].expected); + } + } +} + int main(int argc, char **argv) { osmo_init_logging(&log_info); test_endp_name_rewriting(); + + test_messages(); + test_retransmission(); + test_packet_loss_calc(); test_rqnt_cb(); printf("All tests passed.\n"); 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