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srsLTE
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pdu: fix zero-padding of RAR PDUs

This commit is contained in:
Andre Puschmann 2019-05-30 15:31:54 +02:00
parent 9c84f8e3fd
commit b3f1915f7b
1 changed files with 5 additions and 2 deletions
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7
lib/src/common/pdu.cc
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@ -101,7 +101,7 @@ uint8_t* sch_pdu::write_packet(srslte::log* log_h)
rem_len--;
// Add the header for the last SDU
if (!ce_only) {
rem_len -= (subheaders[last_sdu_idx].get_header_size(false) - 1); // Becuase we were assuming it was the one
rem_len -= (subheaders[last_sdu_idx].get_header_size(false) - 1); // Because we were assuming it was the one
}
} else if (rem_len > 0) {
onetwo_padding = rem_len;
@ -869,6 +869,8 @@ void rar_pdu::set_backoff(uint8_t bi)
// Section 6.1.5
bool rar_pdu::write_packet(uint8_t* ptr)
{
uint8_t* init_ptr = ptr;
// Write Backoff Indicator, if any
if (has_backoff_indicator) {
*(ptr) = backoff_indicator & 0xf;
@ -886,8 +888,9 @@ bool rar_pdu::write_packet(uint8_t* ptr)
for (int i = 0; i < nof_subheaders; i++) {
subheaders[i].write_payload(&ptr);
}
// Set padding to zeros (if any)
bzero(ptr, rem_len * sizeof(uint8_t));
bzero(ptr, (rem_len - (ptr - init_ptr)) * sizeof(uint8_t));
return true;
}