diff options
author | Pablo Neira Ayuso <pablo@gnumonks.org> | 2011-04-26 00:28:18 +0200 |
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committer | Pablo Neira Ayuso <pablo@gnumonks.org> | 2011-04-26 00:28:18 +0200 |
commit | f0059596a20bfa406a500ca5d6b34bf88d333ed3 (patch) | |
tree | 41bc483077171529e20084ede0784dd6af076056 /src/shared/libosmocore/src/gsm/rxlev_stat.c | |
parent | d9639bb010d05a96a6cbced94668c5754a4f0de9 (diff) | |
parent | 28dbfe9bf7a799ab1da2563fd5e007d007b54168 (diff) |
Merge commit '28dbfe9bf7a799ab1da2563fd5e007d007b54168'
Diffstat (limited to 'src/shared/libosmocore/src/gsm/rxlev_stat.c')
-rw-r--r-- | src/shared/libosmocore/src/gsm/rxlev_stat.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/shared/libosmocore/src/gsm/rxlev_stat.c b/src/shared/libosmocore/src/gsm/rxlev_stat.c new file mode 100644 index 00000000..d226861e --- /dev/null +++ b/src/shared/libosmocore/src/gsm/rxlev_stat.c @@ -0,0 +1,82 @@ +/* Rx Level statistics */ + +/* (C) 2010 by Harald Welte <laforge@gnumonks.org> + * + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include <unistd.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <stdint.h> + +#include <osmocom/core/bitvec.h> +#include <osmocom/gsm/rxlev_stat.h> + +void rxlev_stat_input(struct rxlev_stats *st, uint16_t arfcn, uint8_t rxlev) +{ + struct bitvec bv; + + if (rxlev >= NUM_RXLEVS) + rxlev = NUM_RXLEVS-1; + + bv.data_len = NUM_ARFCNS/8; + bv.data = st->rxlev_buckets[rxlev]; + + bitvec_set_bit_pos(&bv, arfcn, ONE); +} + +/* get the next ARFCN that has the specified Rxlev */ +int16_t rxlev_stat_get_next(const struct rxlev_stats *st, uint8_t rxlev, int16_t arfcn) +{ + struct bitvec bv; + + if (rxlev >= NUM_RXLEVS) + rxlev = NUM_RXLEVS-1; + + bv.data_len = NUM_ARFCNS/8; + + if (arfcn < 0) + arfcn = -1; + + bv.data = (uint8_t *) st->rxlev_buckets[rxlev]; + + return bitvec_find_bit_pos(&bv, arfcn+1, ONE); +} + +void rxlev_stat_reset(struct rxlev_stats *st) +{ + memset(st, 0, sizeof(*st)); +} + +void rxlev_stat_dump(const struct rxlev_stats *st) +{ + int i; + + for (i = NUM_RXLEVS-1; i >= 0; i--) { + int16_t arfcn = -1; + + printf("ARFCN with RxLev %u: ", i); + while ((arfcn = rxlev_stat_get_next(st, i, arfcn)) >= 0) { + printf("%u ", arfcn); + } + printf("\n"); + } +} |