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104 lines
2.3 KiB
C
104 lines
2.3 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2014 The libLTE Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution.
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*
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* \section LICENSE
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*
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* This file is part of the libLTE library.
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*
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* libLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* libLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* A copy of the GNU Lesser General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <strings.h>
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#include <unistd.h>
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#include "liblte/phy/phy.h"
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void usage(char *prog) {
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printf("Usage: %s nof_prb length_bits Word0 Word1 ...\n", prog);
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}
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int main(int argc, char **argv) {
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dci_msg_t msg;
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ra_pdsch_t ra_dl;
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int len, rlen;
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int nof_prb;
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int nwords;
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int i;
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uint8_t *y;
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if (argc < 3) {
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usage(argv[0]);
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exit(-1);
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}
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nof_prb = atoi(argv[1]);
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len = atoi(argv[2]);
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nwords = (len - 1) / 32 + 1;
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if (argc < 3 + nwords) {
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usage(argv[0]);
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exit(-1);
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}
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y = msg.data;
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rlen = 0;
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uint32_t x;
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for (i = 0; i < nwords; i++) {
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x = strtoul(argv[i + 3], NULL, 16);
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if (len - rlen < 32) {
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bit_pack(x, &y, len - rlen);
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} else {
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bit_pack(x, &y, 32);
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}
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}
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printf("DCI message len %d:\n", len);
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for (i = 0; i < len; i++) {
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printf("%d, ", msg.data[i]);
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}
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printf("\n");
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dci_msg_type_t dci_type;
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msg.nof_bits = len;
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if (dci_msg_get_type(&msg, &dci_type, nof_prb, SIRNTI, 1234)) {
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fprintf(stderr, "Can't obtain DCI message type\n");
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exit(-1);
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}
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printf("\n");
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printf("Message type:");
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dci_msg_type_fprint(stdout, dci_type);
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switch (dci_type.type) {
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case PDSCH_SCHED:
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bzero(&ra_dl, sizeof(ra_pdsch_t));
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dci_msg_unpack_pdsch(&msg, &ra_dl, nof_prb, false);
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ra_pdsch_fprint(stdout, &ra_dl, nof_prb);
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break;
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default:
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printf("Error expected PDSCH\n");
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exit(-1);
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}
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printf("\n");
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}
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