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srsLTE
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Check prach generation parameters

This commit is contained in:
Ismael Gomez 2018-05-10 11:02:17 -05:00
parent 3065941638
commit 62ae4e3094
1 changed files with 4 additions and 1 deletions
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5
srsue/src/phy/prach.cc
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@ -175,7 +175,8 @@ int prach::tx_tti() {
cf_t *prach::generate(float cfo, uint32_t *nof_sf, float *target_power) { cf_t *prach::generate(float cfo, uint32_t *nof_sf, float *target_power) {
if (cell_initiated && preamble_idx >= 0 && nof_sf) { if (cell_initiated && preamble_idx >= 0 && nof_sf && preamble_idx <= 64 &&
srslte_cell_isvalid(&cell) && len < MAX_LEN_SF * 30720 && len > 0) {
// Correct CFO before transmission FIXME: UL SISO Only // Correct CFO before transmission FIXME: UL SISO Only
srslte_cfo_correct(&cfo_h, buffer[preamble_idx], signal_buffer, cfo / srslte_symbol_sz(cell.nof_prb)); srslte_cfo_correct(&cfo_h, buffer[preamble_idx], signal_buffer, cfo / srslte_symbol_sz(cell.nof_prb));
@ -196,6 +197,8 @@ cf_t *prach::generate(float cfo, uint32_t *nof_sf, float *target_power) {
return signal_buffer; return signal_buffer;
} else { } else {
Error("PRACH: Invalid parameters: cell_initiated=%d, preamble_idx=%d, cell.nof_prb=%d, len=%d\n",
cell_initiated, preamble_idx, cell.nof_prb, len);
return NULL; return NULL;
} }
} }