mirror of https://gerrit.osmocom.org/libosmocore
gsm0808_test: Add new unit test showing dec error
This unit tests shows how decoding of such message fails. Fix will be provided in a follow up patch to make the test pass. Related: SYS#5891 Change-Id: Ib4ff71d5e01d464febb062c5bfe3e06ee5a19ecd
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@ -424,6 +424,59 @@ static void test_dec_confusion()
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osmo_hexdump(diag->msg, diag_len-2));
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}
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/* Test Perform Location Report SYS#5891 */
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static void test_dec_perform_location_report_sys5891()
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{
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/* Message Type Perform Location Request
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Location Type
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Element ID: 0x44
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Length: 1
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Location Information: current geographic location (0x00)
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Cell Identifier/CI (25911)
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Element ID: 0x05
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Length: 8
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0000 .... = Spare bit(s): 0x00
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.... 0000 = Cell identification discriminator: The whole Cell Global Identification, CGI, is used to identify the cells. (0)
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Mobile Country Code (MCC): (removed))
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Mobile Network Code (MNC): (removed))
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Cell LAC: 0x001e (30)
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Cell CI: 0x6537 (25911)
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LCS Client Type
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Element ID: 0x48
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Length: 1
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0011 .... = Client Category: Emergency Services (0x03)
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.... 0000 = Client Subtype: unspecified (0x00)
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LCS Priority
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Element ID: 0x43
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Length: 1
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Periodicity: highest (0)
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LCS QoS
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Element ID: 0x3e
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Length: 4
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0000 00.. = Spare: 0x00
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.... ..0. = Velocity Requested: do not report velocity (0x00)
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.... ...0 = Vertical Coordinate Indicator: vertical coordinate not requested (0x00)
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1... .... = Horizontal Accuracy Indicator: horizontal accuracy is specified (0x01)
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.001 0010 = Horizontal Accuracy: 0x12
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0... .... = Vertical Accuracy Indicator: vertical accuracy is not specified (0x00)
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.000 0000 = Spare: 0x00
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00.. .... = Response Time Category: Response Time is not specified (0x00)
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*/
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const uint8_t hex[] = {
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0x2b, 0x44, 0x01, 0x00, 0x05, 0x08, 0x00, 0xab, 0xbc, 0xcd, 0x00, 0x1e,
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0x65, 0x37, 0x48, 0x01, 0x30, 0x43, 0x01, 0x00, 0x3e, 0x04, 0x00, 0x92,
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0x00, 0x00
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};
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struct tlv_parsed tp;
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int rc;
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printf("Testing decoding Perform Location Report SYS#5891\n");
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rc = tlv_parse(&tp, gsm0808_att_tlvdef(), hex+1, sizeof(hex)-1, 0, 0);
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OSMO_ASSERT(rc < 0);
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}
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static void test_create_ass()
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{
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static const uint8_t res1[] =
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@ -2525,6 +2578,7 @@ int main(int argc, char **argv)
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test_gsm0808_cell_id_to_from_cgi();
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test_dec_confusion();
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test_dec_perform_location_report_sys5891();
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printf("Done\n");
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return EXIT_SUCCESS;
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@ -916,4 +916,5 @@ Testing decoding CONFUSION
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Diagnostics error octet location 0 (Error location not determined)
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Diagnostics error bit location 15 (Reserved value)
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Diagnostics message that provoked the error: 00 03 25 03 25
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Testing decoding Perform Location Report SYS#5891
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Done
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