Jacob Erlbeck | 5f349be | 2015-12-21 16:04:03 +0100 | [diff] [blame^] | 1 | #include <inttypes.h> |
| 2 | #include <stdio.h> |
| 3 | #include <stdlib.h> |
| 4 | #include <stdint.h> |
| 5 | #include <string.h> |
| 6 | |
| 7 | #include <osmocom/core/utils.h> |
| 8 | #include <osmocom/core/bitvec.h> |
| 9 | |
| 10 | static void test_byte_ops() |
| 11 | { |
| 12 | struct bitvec bv; |
| 13 | const uint8_t *in = (const uint8_t *)"ABCDEFGHIJKLMNOPQRSTUVWXYZ"; |
| 14 | uint8_t out[26 + 2]; |
| 15 | uint8_t data[64]; |
| 16 | int i; |
| 17 | int rc; |
| 18 | int in_size = strlen((const char *)in); |
| 19 | |
| 20 | printf("=== start %s ===\n", __func__); |
| 21 | |
| 22 | bv.data = data; |
| 23 | bv.data_len = sizeof(data); |
| 24 | |
| 25 | for (i = 0; i < 32; i++) { |
| 26 | /* Write to bitvec */ |
| 27 | memset(data, 0x00, sizeof(data)); |
| 28 | bv.cur_bit = i; |
| 29 | rc = bitvec_set_uint(&bv, 0x7e, 8); |
| 30 | OSMO_ASSERT(rc >= 0); |
| 31 | rc = bitvec_set_bytes(&bv, in, in_size); |
| 32 | OSMO_ASSERT(rc >= 0); |
| 33 | rc = bitvec_set_uint(&bv, 0x7e, 8); |
| 34 | OSMO_ASSERT(rc >= 0); |
| 35 | |
| 36 | fprintf(stderr, "bitvec: %s\n", osmo_hexdump(bv.data, bv.data_len)); |
| 37 | |
| 38 | /* Read from bitvec */ |
| 39 | memset(out, 0xff, sizeof(out)); |
| 40 | bv.cur_bit = i; |
| 41 | rc = bitvec_get_uint(&bv, 8); |
| 42 | OSMO_ASSERT(rc == 0x7e); |
| 43 | rc = bitvec_get_bytes(&bv, out + 1, in_size); |
| 44 | OSMO_ASSERT(rc >= 0); |
| 45 | rc = bitvec_get_uint(&bv, 8); |
| 46 | OSMO_ASSERT(rc == 0x7e); |
| 47 | |
| 48 | fprintf(stderr, "out: %s\n", osmo_hexdump(out, sizeof(out))); |
| 49 | |
| 50 | OSMO_ASSERT(out[0] == 0xff); |
| 51 | OSMO_ASSERT(out[in_size+1] == 0xff); |
| 52 | OSMO_ASSERT(memcmp(in, out + 1, in_size) == 0); |
| 53 | } |
| 54 | |
| 55 | printf("=== end %s ===\n", __func__); |
| 56 | } |
| 57 | |
| 58 | int main(int argc, char **argv) |
| 59 | { |
| 60 | test_byte_ops(); |
| 61 | return 0; |
| 62 | } |