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mac: add csma parameter

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This commit is contained in:
Bastian Bloessl
2014-07-18 14:30:50 +02:00
parent cf0af12054
commit 73095d93f3
1 changed files with 13 additions and 0 deletions
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lib/ofdm_mac.cc
+13
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@@ -106,6 +106,19 @@ void app_in (pmt::pmt_t msg) {
dict = pmt::dict_add(dict, pmt::mp("crc_included"), pmt::PMT_T);
// check if csma is enabled
pmt::pmt_t pmt_cw = pmt::dict_ref(dict, pmt::mp("cw_min"), pmt::PMT_NIL);
if(pmt_cw != pmt::PMT_NIL) {
uint64_t cw = pmt::to_long(pmt_cw);
pmt::pmt_t backoffs = pmt::make_u64vector(2, 0);
pmt::u64vector_set(backoffs, 0, rand() % cw);
pmt::u64vector_set(backoffs, 1, rand() % cw);
dict = pmt::dict_add(dict, pmt::mp("backoffs"), backoffs);
dict = pmt::dict_add(dict, pmt::mp("csma"), pmt::PMT_T);
}
// blob
pmt::pmt_t mac = pmt::make_blob(psdu, psdu_length);