157 lines
3.5 KiB
C
157 lines
3.5 KiB
C
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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 <openbsc/arfcn_range_encode.h>
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#include <osmocom/core/utils.h>
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#define DBG(...)
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#define VERIFY(res, cmp, wanted) \
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if (!(res cmp wanted)) { \
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printf("ASSERT failed: %s:%d Wanted: %d %s %d\n", \
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__FILE__, __LINE__, res, # cmp, wanted); \
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}
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static int freqs1[] = {
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12, 70, 121, 190, 250, 320, 401, 475, 520, 574, 634, 700, 764, 830, 905, 980
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};
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static int freqs2[] = {
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402, 460, 1, 67, 131, 197, 272, 347,
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};
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static int freqs3[] = {
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68, 128, 198, 279, 353, 398, 452,
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};
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static int w_out[] = {
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122, 2, 69, 204, 75, 66, 60, 70, 83, 3, 24, 67, 54, 64, 70, 9,
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};
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static int range128[] = {
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1, 1 + 127,
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};
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static int range256[] = {
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1, 1 + 128,
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};
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static int range512[] = {
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1, 1+ 511,
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};
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static void test_arfcn_filter()
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{
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int arfcns[50], i, res, f0_included;
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for (i = 0; i < ARRAY_SIZE(arfcns); ++i)
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arfcns[i] = (i + 1) * 2;
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/* check that the arfcn is taken out. f0_included is only set for Range1024 */
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f0_included = 24;
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res = range_enc_filter_arfcns(ARFCN_RANGE_512, arfcns, ARRAY_SIZE(arfcns),
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arfcns[0], &f0_included);
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VERIFY(res, ==, ARRAY_SIZE(arfcns) - 1);
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VERIFY(f0_included, ==, 0);
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for (i = 0; i < res; ++i)
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VERIFY(arfcns[i], ==, ((i+2) * 2) - (2+1));
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/* check with range1024 */
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for (i = 0; i < ARRAY_SIZE(arfcns); ++i)
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arfcns[i] = (i + 1) * 2;
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res = range_enc_filter_arfcns(ARFCN_RANGE_1024, arfcns, ARRAY_SIZE(arfcns),
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arfcns[0], &f0_included);
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VERIFY(res, ==, ARRAY_SIZE(arfcns) - 1);
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VERIFY(f0_included, ==, 1);
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for (i = 0; i < res; ++i)
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VERIFY(arfcns[i], ==, ((i + 2) * 2) - 1);
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/* check with range1024, not included */
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for (i = 0; i < ARRAY_SIZE(arfcns); ++i)
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arfcns[i] = (i + 1) * 2;
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res = range_enc_filter_arfcns(ARFCN_RANGE_1024, arfcns, ARRAY_SIZE(arfcns),
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11, &f0_included);
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VERIFY(res, ==, ARRAY_SIZE(arfcns));
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VERIFY(f0_included, ==, 0);
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for (i = 0; i < res; ++i)
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VERIFY(arfcns[i], ==, ((i + 1) * 2) - 1);
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}
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static void test_print_encoding()
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{
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int rc;
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int w[17];
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uint8_t chan_list[16];
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memset(chan_list, 0x23, sizeof(chan_list));
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for (rc = 0; rc < ARRAY_SIZE(w); ++rc)
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switch (rc % 3) {
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case 0:
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w[rc] = 0xAAAA;
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break;
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case 1:
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w[rc] = 0x5555;
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break;
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case 2:
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w[rc] = 0x9696;
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break;
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}
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rc = range_enc_range512(chan_list, 0x96, w);
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VERIFY(rc, ==, 0);
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printf("Range512: %s\n", osmo_hexdump(chan_list, ARRAY_SIZE(chan_list)));
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}
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int main(int argc, char **argv)
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{
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int ws[(sizeof(freqs1)/sizeof(freqs1[0]))];
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int i, f0 = 0xFFFFFF;
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memset(&ws[0], 0x23, sizeof(ws));
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i = range_enc_find_index(1023, freqs1, ARRAY_SIZE(freqs1));
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printf("Element is: %d => freqs[i] = %d\n", i, freqs1[i]);
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VERIFY(i, ==, 2);
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i = range_enc_find_index(511, freqs2, ARRAY_SIZE(freqs2));
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printf("Element is: %d => freqs[i] = %d\n", i, freqs2[i]);
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VERIFY(i, ==, 2);
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i = range_enc_find_index(511, freqs3, ARRAY_SIZE(freqs3));
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printf("Element is: %d => freqs[i] = %d\n", i, freqs3[i]);
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VERIFY(i, ==, 0);
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i = range_enc_arfcns(1023, freqs1, ARRAY_SIZE(freqs1), ws, 0);
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VERIFY(i, ==, 0);
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for (i = 0; i < sizeof(freqs1)/sizeof(freqs1[0]); ++i) {
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printf("w[%d]=%d\n", i, ws[i]);
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VERIFY(ws[i], ==, w_out[i]);
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}
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i = range_enc_determine_range(range128, ARRAY_SIZE(range128), &f0);
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VERIFY(i, ==, ARFCN_RANGE_128);
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VERIFY(f0, ==, 1);
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i = range_enc_determine_range(range256, ARRAY_SIZE(range256), &f0);
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VERIFY(i, ==, ARFCN_RANGE_256);
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VERIFY(f0, ==, 1);
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i = range_enc_determine_range(range512, ARRAY_SIZE(range512), &f0);
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VERIFY(i, ==, ARFCN_RANGE_512);
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VERIFY(f0, ==, 1);
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test_arfcn_filter();
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test_print_encoding();
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return 0;
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}
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