diff options
author | Andreas Eversberg <jolly@eversberg.eu> | 2013-02-15 13:31:10 +0100 |
---|---|---|
committer | Harald Welte <laforge@gnumonks.org> | 2015-09-22 16:41:26 +0200 |
commit | 450d32919ada7b037b41d89ea8dd181924ed48e9 (patch) | |
tree | 3be00cea59d415e1d102d935a3270e7d90e4f26a | |
parent | 78b2080027d398c7242ae6e180b462e32f57a786 (diff) |
TRX: Add test code for PDTCH transcoding
-rw-r--r-- | tests/bursts/Makefile.am | 7 | ||||
-rw-r--r-- | tests/bursts/bursts_test.c | 88 |
2 files changed, 94 insertions, 1 deletions
diff --git a/tests/bursts/Makefile.am b/tests/bursts/Makefile.am index fd6c41f7..09275188 100644 --- a/tests/bursts/Makefile.am +++ b/tests/bursts/Makefile.am @@ -4,5 +4,10 @@ LDADD = $(LIBOSMOCORE_LIBS) $(LIBOSMOGSM_LIBS) noinst_PROGRAMS = bursts_test EXTRA_DIST = bursts_test.ok -bursts_test_SOURCES = bursts_test.c $(top_builddir)/src/osmo-bts-trx/xcch.c $(top_builddir)/src/osmo-bts-trx/rach.c $(top_builddir)/src/osmo-bts-trx/sch.c $(top_builddir)/src/osmo-bts-trx/tch_fr.c +bursts_test_SOURCES = bursts_test.c \ + $(top_builddir)/src/osmo-bts-trx/xcch.c \ + $(top_builddir)/src/osmo-bts-trx/rach.c \ + $(top_builddir)/src/osmo-bts-trx/sch.c \ + $(top_builddir)/src/osmo-bts-trx/tch_fr.c \ + $(top_builddir)/src/osmo-bts-trx/pxxch.c bursts_test_LDADD = $(LDADD) diff --git a/tests/bursts/bursts_test.c b/tests/bursts/bursts_test.c index 9fc7df04..ad1f6859 100644 --- a/tests/bursts/bursts_test.c +++ b/tests/bursts/bursts_test.c @@ -30,6 +30,7 @@ #include "../../src/osmo-bts-trx/rach.h" #include "../../src/osmo-bts-trx/sch.h" #include "../../src/osmo-bts-trx/tch_fr.h" +#include "../../src/osmo-bts-trx/pxxch.h" #define ASSERT_TRUE(rc) \ @@ -257,6 +258,71 @@ static void test_fr(uint8_t *speech, int len) printd("\n"); } +static void test_pdtch(uint8_t *l2, int len) +{ + uint8_t result[len]; + ubit_t bursts_u[116 * 4]; + sbit_t bursts_s[116 * 4]; + int rc; + + /* zero the not coded tail bits */ + switch (len) { + case 34: + case 54: + l2[len - 1] &= 0x7f; + result[len - 1] &= 0x7f; + break; + case 40: + l2[len - 1] &= 0x07; + result[len - 1] &= 0x07; + break; + } + + printd("Encoding: %s\n", osmo_hexdump(l2, len)); + + /* encode */ + pdtch_encode(bursts_u, l2, len); + + printd("U-Bits:\n"); + printd("%s %02x %02x ", osmo_hexdump(bursts_u, 57), + bursts_u[57], bursts_u[58]); + printd("%s\n", osmo_hexdump(bursts_u + 59, 57)); + printd("%s %02x %02x ", osmo_hexdump(bursts_u + 116, 57), + bursts_u[57 + 116], bursts_u[58 + 116]); + printd("%s\n", osmo_hexdump(bursts_u + 59 + 116, 57)); + printd("%s %02x %02x ", osmo_hexdump(bursts_u + 232, 57), + bursts_u[57 + 232], bursts_u[58 + 232]); + printd("%s\n", osmo_hexdump(bursts_u + 59 + 232, 57)); + printd("%s %02x %02x ", osmo_hexdump(bursts_u + 348, 57), + bursts_u[57 + 348], bursts_u[58 + 348]); + printd("%s\n", osmo_hexdump(bursts_u + 59 + 348, 57)); + ubits2sbits(bursts_u, bursts_s, 116 * 4); + printd("S-Bits:\n"); + printd("%s %02x %02x ", osmo_hexdump((uint8_t *)bursts_s, 57), + (uint8_t)bursts_s[57], (uint8_t)bursts_s[58]); + printd("%s\n", osmo_hexdump((uint8_t *)bursts_s + 59, 57)); + printd("%s %02x %02x ", osmo_hexdump((uint8_t *)bursts_s + 116, 57), + (uint8_t)bursts_s[57 + 116], (uint8_t)bursts_s[58 + 116]); + printd("%s\n", osmo_hexdump((uint8_t *)bursts_s + 59 + 116, 57)); + printd("%s %02x %02x ", osmo_hexdump((uint8_t *)bursts_s + 232, 57), + (uint8_t)bursts_s[57 + 232], (uint8_t)bursts_s[58 + 232]); + printd("%s\n", osmo_hexdump((uint8_t *)bursts_s + 59 + 232, 57)); + printd("%s %02x %02x ", osmo_hexdump((uint8_t *)bursts_s + 348, 57), + (uint8_t)bursts_s[57 + 348], (uint8_t)bursts_s[58 + 348]); + printd("%s\n", osmo_hexdump((uint8_t *)bursts_s + 59 + 348, 57)); + + /* decode */ + rc = pdtch_decode(result, bursts_s, NULL); + + ASSERT_TRUE(rc == len); + + printd("Decoded: %s\n", osmo_hexdump(result, len)); + + ASSERT_TRUE(!memcmp(l2, result, len)); + + printd("\n"); +} + uint8_t test_l2[][23] = { /* dummy frame */ { 0x03, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -272,6 +338,21 @@ uint8_t test_l2[][23] = { 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17 }, }; +uint8_t test_macblock[][54] = { + /* random frame */ + { 0xa3, 0xaf, 0x5f, 0xc6, 0x36, 0x43, 0x44, 0xab, + 0xd9, 0x6d, 0x7d, 0x62, 0x24, 0xc9, 0xd2, 0x92, + 0xfa, 0x27, 0x5d, 0x71, 0x7a, 0x59, 0xa8, 0x42, + 0xa3, 0xaf, 0x5f, 0xc6, 0x36, 0x43, 0x44, 0xab, + 0xa3, 0xaf, 0x5f, 0xc6, 0x36, 0x43, 0x44, 0xab, + 0xd9, 0x6d, 0x7d, 0x62, 0x24, 0xc9, 0xd2, 0x92, + 0xfa, 0x27, 0x5d, 0x71, 0x7a, 0xa8 }, + /* jolly frame */ + { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, + 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, + 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17 }, +}; + uint8_t test_speech[33]; int main(int argc, char **argv) @@ -297,6 +378,13 @@ int main(int argc, char **argv) for (i = 0; i < sizeof(test_l2) / sizeof(test_l2[0]); i++) test_fr(test_l2[i], sizeof(test_l2[0])); + for (i = 0; i < sizeof(test_macblock) / sizeof(test_macblock[0]); i++) { + test_pdtch(test_macblock[i], 23); + test_pdtch(test_macblock[i], 34); + test_pdtch(test_macblock[i], 40); + test_pdtch(test_macblock[i], 54); + } + printf("Success\n"); return 0; |