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authorHolger Hans Peter Freyther <holger@moiji-mobile.com>2013-12-12 17:00:57 +0100
committerHolger Hans Peter Freyther <holger@moiji-mobile.com>2013-12-12 17:00:57 +0100
commit27a788ddb95b6bf4e2f343eed1070f6116515e99 (patch)
treed713195306611a4fc591d2d6af455580e60ed0a8
parente18209c975a3f5efcf40178845d1865f0afc67fe (diff)
si: Make sure to not overwrite orig_arfcn_hi in the range encoding
Andreas highlighted that the doubel assignment is not needed and wrong. Change the code to assign chan_list[0] before writing the base frequency to the header. Update the testcase to make the highest bit set and update the test result.
-rw-r--r--openbsc/src/libbsc/arfcn_range_encode.c2
-rw-r--r--openbsc/tests/si/si_test.c2
-rw-r--r--openbsc/tests/si/si_test.ok2
3 files changed, 3 insertions, 3 deletions
diff --git a/openbsc/src/libbsc/arfcn_range_encode.c b/openbsc/src/libbsc/arfcn_range_encode.c
index 02a75a53c..c52743e0d 100644
--- a/openbsc/src/libbsc/arfcn_range_encode.c
+++ b/openbsc/src/libbsc/arfcn_range_encode.c
@@ -210,10 +210,10 @@ int range_enc_range256(uint8_t *chan_list, int f0, int *w)
int range_enc_range512(uint8_t *chan_list, int f0, int *w)
{
struct gsm48_range_512 *range512;
+ chan_list[0] = 0x88;
write_orig_arfcn(chan_list, f0);
range512 = (struct gsm48_range_512 *) &chan_list[0];
- range512->form_id = chan_list[0] = 0x44;
/* W(1) */
range512->w1_hi = HIGH_BITS(w, 1, 9, 7);
diff --git a/openbsc/tests/si/si_test.c b/openbsc/tests/si/si_test.c
index 16f6ea39d..fd840f301 100644
--- a/openbsc/tests/si/si_test.c
+++ b/openbsc/tests/si/si_test.c
@@ -103,7 +103,7 @@ static void test_print_encoding()
break;
}
- rc = range_enc_range512(chan_list, 0x96, w);
+ rc = range_enc_range512(chan_list, (1 << 9) | 0x96, w);
VERIFY(rc, ==, 0);
printf("Range512: %s\n", osmo_hexdump(chan_list, ARRAY_SIZE(chan_list)));
diff --git a/openbsc/tests/si/si_test.ok b/openbsc/tests/si/si_test.ok
index 6c4b028b0..6a3ee513c 100644
--- a/openbsc/tests/si/si_test.ok
+++ b/openbsc/tests/si/si_test.ok
@@ -17,4 +17,4 @@ w[12]=54
w[13]=64
w[14]=70
w[15]=9
-Range512: 88 4b 2a 95 65 95 55 2c a9 55 aa 55 6a 95 59 55
+Range512: 89 4b 2a 95 65 95 55 2c a9 55 aa 55 6a 95 59 55