Holger Hans Peter Freyther | a9e7de6 | 2012-10-13 12:38:54 +0200 | [diff] [blame] | 1 | |
| 2 | |
| 3 | #include <stdio.h> |
| 4 | #include <stdlib.h> |
| 5 | #include <string.h> |
| 6 | |
| 7 | #include <openbsc/arfcn_range_encode.h> |
| 8 | |
| 9 | #include <osmocom/core/utils.h> |
| 10 | |
| 11 | #define DBG(...) |
| 12 | |
| 13 | #define VERIFY(res, cmp, wanted) \ |
| 14 | if (!(res cmp wanted)) { \ |
| 15 | printf("ASSERT failed: %s:%d Wanted: %d %s %d\n", \ |
| 16 | __FILE__, __LINE__, res, # cmp, wanted); \ |
| 17 | } |
| 18 | |
| 19 | |
| 20 | static int freqs1[] = { |
| 21 | 12, 70, 121, 190, 250, 320, 401, 475, 520, 574, 634, 700, 764, 830, 905, 980 |
| 22 | }; |
| 23 | |
| 24 | static int freqs2[] = { |
| 25 | 402, 460, 1, 67, 131, 197, 272, 347, |
| 26 | }; |
| 27 | |
| 28 | static int freqs3[] = { |
| 29 | 68, 128, 198, 279, 353, 398, 452, |
| 30 | |
| 31 | }; |
| 32 | |
| 33 | static int w_out[] = { |
| 34 | 122, 2, 69, 204, 75, 66, 60, 70, 83, 3, 24, 67, 54, 64, 70, 9, |
| 35 | }; |
| 36 | |
| 37 | static int range128[] = { |
| 38 | 1, 1 + 127, |
| 39 | }; |
| 40 | |
| 41 | static int range256[] = { |
| 42 | 1, 1 + 128, |
| 43 | }; |
| 44 | |
| 45 | static int range512[] = { |
| 46 | 1, 1+ 511, |
| 47 | }; |
| 48 | |
| 49 | |
| 50 | static void test_arfcn_filter() |
| 51 | { |
| 52 | int arfcns[50], i, res, f0_included; |
| 53 | for (i = 0; i < ARRAY_SIZE(arfcns); ++i) |
| 54 | arfcns[i] = (i + 1) * 2; |
| 55 | |
| 56 | /* check that the arfcn is taken out. f0_included is only set for Range1024 */ |
| 57 | f0_included = 24; |
| 58 | res = range_enc_filter_arfcns(ARFCN_RANGE_512, arfcns, ARRAY_SIZE(arfcns), |
| 59 | arfcns[0], &f0_included); |
| 60 | VERIFY(res, ==, ARRAY_SIZE(arfcns) - 1); |
| 61 | VERIFY(f0_included, ==, 0); |
| 62 | for (i = 0; i < res; ++i) |
| 63 | VERIFY(arfcns[i], ==, ((i+2) * 2) - (2+1)); |
| 64 | |
| 65 | /* check with range1024 */ |
| 66 | for (i = 0; i < ARRAY_SIZE(arfcns); ++i) |
| 67 | arfcns[i] = (i + 1) * 2; |
| 68 | res = range_enc_filter_arfcns(ARFCN_RANGE_1024, arfcns, ARRAY_SIZE(arfcns), |
| 69 | arfcns[0], &f0_included); |
| 70 | VERIFY(res, ==, ARRAY_SIZE(arfcns) - 1); |
| 71 | VERIFY(f0_included, ==, 1); |
| 72 | for (i = 0; i < res; ++i) |
| 73 | VERIFY(arfcns[i], ==, ((i + 2) * 2) - 1); |
| 74 | |
| 75 | /* check with range1024, not included */ |
| 76 | for (i = 0; i < ARRAY_SIZE(arfcns); ++i) |
| 77 | arfcns[i] = (i + 1) * 2; |
| 78 | res = range_enc_filter_arfcns(ARFCN_RANGE_1024, arfcns, ARRAY_SIZE(arfcns), |
| 79 | 11, &f0_included); |
| 80 | VERIFY(res, ==, ARRAY_SIZE(arfcns)); |
| 81 | VERIFY(f0_included, ==, 0); |
| 82 | for (i = 0; i < res; ++i) |
| 83 | VERIFY(arfcns[i], ==, ((i + 1) * 2) - 1); |
| 84 | } |
| 85 | |
| 86 | static void test_print_encoding() |
| 87 | { |
| 88 | int rc; |
| 89 | int w[17]; |
| 90 | uint8_t chan_list[16]; |
| 91 | memset(chan_list, 0x23, sizeof(chan_list)); |
| 92 | |
| 93 | for (rc = 0; rc < ARRAY_SIZE(w); ++rc) |
| 94 | switch (rc % 3) { |
| 95 | case 0: |
| 96 | w[rc] = 0xAAAA; |
| 97 | break; |
| 98 | case 1: |
| 99 | w[rc] = 0x5555; |
| 100 | break; |
| 101 | case 2: |
| 102 | w[rc] = 0x9696; |
| 103 | break; |
| 104 | } |
| 105 | |
| 106 | rc = range_enc_range512(chan_list, 0x96, w); |
| 107 | VERIFY(rc, ==, 0); |
| 108 | |
| 109 | printf("Range512: %s\n", osmo_hexdump(chan_list, ARRAY_SIZE(chan_list))); |
| 110 | } |
| 111 | |
| 112 | int main(int argc, char **argv) |
| 113 | { |
| 114 | int ws[(sizeof(freqs1)/sizeof(freqs1[0]))]; |
| 115 | int i, f0 = 0xFFFFFF; |
| 116 | |
| 117 | memset(&ws[0], 0x23, sizeof(ws)); |
| 118 | |
| 119 | i = range_enc_find_index(1023, freqs1, ARRAY_SIZE(freqs1)); |
| 120 | printf("Element is: %d => freqs[i] = %d\n", i, freqs1[i]); |
| 121 | VERIFY(i, ==, 2); |
| 122 | |
| 123 | i = range_enc_find_index(511, freqs2, ARRAY_SIZE(freqs2)); |
| 124 | printf("Element is: %d => freqs[i] = %d\n", i, freqs2[i]); |
| 125 | VERIFY(i, ==, 2); |
| 126 | |
| 127 | i = range_enc_find_index(511, freqs3, ARRAY_SIZE(freqs3)); |
| 128 | printf("Element is: %d => freqs[i] = %d\n", i, freqs3[i]); |
| 129 | VERIFY(i, ==, 0); |
| 130 | |
| 131 | i = range_enc_arfcns(1023, freqs1, ARRAY_SIZE(freqs1), ws, 0); |
| 132 | VERIFY(i, ==, 0); |
| 133 | |
| 134 | for (i = 0; i < sizeof(freqs1)/sizeof(freqs1[0]); ++i) { |
| 135 | printf("w[%d]=%d\n", i, ws[i]); |
| 136 | VERIFY(ws[i], ==, w_out[i]); |
| 137 | } |
| 138 | |
| 139 | i = range_enc_determine_range(range128, ARRAY_SIZE(range128), &f0); |
| 140 | VERIFY(i, ==, ARFCN_RANGE_128); |
| 141 | VERIFY(f0, ==, 1); |
| 142 | |
| 143 | i = range_enc_determine_range(range256, ARRAY_SIZE(range256), &f0); |
| 144 | VERIFY(i, ==, ARFCN_RANGE_256); |
| 145 | VERIFY(f0, ==, 1); |
| 146 | |
| 147 | i = range_enc_determine_range(range512, ARRAY_SIZE(range512), &f0); |
| 148 | VERIFY(i, ==, ARFCN_RANGE_512); |
| 149 | VERIFY(f0, ==, 1); |
| 150 | |
| 151 | |
| 152 | test_arfcn_filter(); |
| 153 | test_print_encoding(); |
| 154 | |
| 155 | return 0; |
| 156 | } |