Holger Hans Peter Freyther | bfdd5f2 | 2013-10-16 17:29:31 +0200 | [diff] [blame] | 1 | /* AllocTest.cpp |
| 2 | * |
| 3 | * Copyright (C) 2013 by Holger Hans Peter Freyther |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License |
| 7 | * as published by the Free Software Foundation; either version 2 |
| 8 | * of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 18 | */ |
| 19 | |
| 20 | #include "gprs_rlcmac.h" |
| 21 | #include "gprs_debug.h" |
| 22 | #include "tbf.h" |
| 23 | |
| 24 | #include <string.h> |
| 25 | #include <stdio.h> |
| 26 | |
| 27 | extern "C" { |
| 28 | #include <osmocom/core/application.h> |
| 29 | #include <osmocom/core/msgb.h> |
| 30 | #include <osmocom/core/talloc.h> |
| 31 | #include <osmocom/core/utils.h> |
| 32 | } |
| 33 | |
| 34 | /* globals used by the code */ |
| 35 | void *tall_pcu_ctx; |
| 36 | struct gprs_rlcmac_bts *gprs_rlcmac_bts; |
| 37 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
| 38 | |
| 39 | static void test_alloc_a(gprs_rlcmac_tbf_direction dir, const int count) |
| 40 | { |
| 41 | int tfi; |
| 42 | uint8_t used_trx; |
| 43 | struct gprs_rlcmac_bts bts; |
| 44 | struct gprs_rlcmac_tbf *tbfs[33] = { 0, }; |
| 45 | |
| 46 | printf("Testing alloc_a direction(%d)\n", dir); |
| 47 | |
| 48 | memset(&bts, 0, sizeof(bts)); |
| 49 | bts.alloc_algorithm = alloc_algorithm_a; |
| 50 | gprs_rlcmac_bts = &bts; |
| 51 | |
| 52 | struct gprs_rlcmac_trx *trx = &bts.trx[0]; |
| 53 | trx->pdch[2].enable = 1; |
| 54 | trx->pdch[3].enable = 1; |
| 55 | |
| 56 | /** |
| 57 | * Currently alloc_a will only allocate from the first |
| 58 | * PDCH and all possible usf's. We run out of usf's before |
| 59 | * we are out of tfi's. Observe this and make sure that at |
| 60 | * least this part is working okay. |
| 61 | */ |
| 62 | for (int i = 0; i < count; ++i) { |
| 63 | struct gprs_rlcmac_tbf *tbf; |
| 64 | |
| 65 | tfi = tfi_find_free(&bts, dir, &used_trx, 0); |
| 66 | OSMO_ASSERT(tfi >= 0); |
| 67 | tbfs[i] = tbf_alloc(&bts, NULL, dir, tfi, used_trx, 0, 0); |
| 68 | } |
| 69 | |
| 70 | /* Now check that there are still some TFIs */ |
| 71 | tfi = tfi_find_free(&bts, dir, &used_trx, 0); |
| 72 | switch (dir) { |
| 73 | case GPRS_RLCMAC_UL_TBF: |
| 74 | OSMO_ASSERT(tfi >= 0); |
| 75 | break; |
| 76 | case GPRS_RLCMAC_DL_TBF: |
| 77 | OSMO_ASSERT(tfi < 0); |
| 78 | break; |
| 79 | } |
| 80 | OSMO_ASSERT(!tbf_alloc(&bts, NULL, dir, tfi, used_trx, 0, 0)); |
| 81 | |
| 82 | for (int i = 0; i < ARRAY_SIZE(tbfs); ++i) |
| 83 | if (tbfs[i]) |
| 84 | tbf_free(tbfs[i]); |
| 85 | |
| 86 | tfi = tfi_find_free(&bts, dir, &used_trx, 0); |
| 87 | OSMO_ASSERT(tfi >= 0); |
| 88 | |
| 89 | tbfs[tfi] = tbf_alloc(&bts, NULL, dir, tfi, used_trx, 0, 0); |
| 90 | OSMO_ASSERT(tbfs[tfi]); |
| 91 | tbf_free(tbfs[tfi]); |
| 92 | } |
| 93 | |
| 94 | static void test_alloc_a() |
| 95 | { |
| 96 | test_alloc_a(GPRS_RLCMAC_DL_TBF, 32); |
| 97 | test_alloc_a(GPRS_RLCMAC_UL_TBF, 7); |
| 98 | } |
| 99 | |
| 100 | int main(int argc, char **argv) |
| 101 | { |
| 102 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile AllocTest context"); |
| 103 | if (!tall_pcu_ctx) |
| 104 | abort(); |
| 105 | |
| 106 | msgb_set_talloc_ctx(tall_pcu_ctx); |
| 107 | osmo_init_logging(&gprs_log_info); |
| 108 | log_set_use_color(osmo_stderr_target, 0); |
| 109 | log_set_print_filename(osmo_stderr_target, 0); |
| 110 | |
| 111 | test_alloc_a(); |
| 112 | return EXIT_SUCCESS; |
| 113 | } |
| 114 | |
| 115 | /* |
| 116 | * stubs that should not be reached |
| 117 | */ |
| 118 | extern "C" { |
| 119 | void l1if_pdch_req() { abort(); } |
| 120 | void l1if_connect_pdch() { abort(); } |
| 121 | void l1if_close_pdch() { abort(); } |
| 122 | void l1if_open_pdch() { abort(); } |
| 123 | } |