From ae7966d145965452a325a33ca6334b6d6fe061a6 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 3 Feb 2019 12:04:46 +0100 Subject: bitvec: Add bitvec_bytes_used() function This new bitvec API function returns the number of bytes used in a given bit-vector. Change-Id: Id4bd7f7543f5b0f4f6f876e283bd065039c37646 --- tests/bitvec/bitvec_test.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'tests/bitvec/bitvec_test.c') diff --git a/tests/bitvec/bitvec_test.c b/tests/bitvec/bitvec_test.c index d0bc30c4..c8795dbd 100644 --- a/tests/bitvec/bitvec_test.c +++ b/tests/bitvec/bitvec_test.c @@ -181,6 +181,29 @@ static void test_array() test_array_item(17, &b, n, array, n * 3); } +static void test_used_bytes() +{ + struct bitvec b; + uint8_t d[32]; + unsigned int i; + + b.data = d; + b.data_len = sizeof(d); + bitvec_zero(&b); + + OSMO_ASSERT(bitvec_used_bytes(&b) == 0); + + for (i = 0; i < 8; i++) { + bitvec_set_bit(&b, 1); + OSMO_ASSERT(bitvec_used_bytes(&b) == 1); + } + + for (i = 8; i < 16; i++) { + bitvec_set_bit(&b, 1); + OSMO_ASSERT(bitvec_used_bytes(&b) == 2); + } +} + int main(int argc, char **argv) { struct bitvec bv; @@ -286,6 +309,9 @@ int main(int argc, char **argv) bitvec_zero(&bv); test_bitvec_rl_curbit(&bv, 1, 64, 0); + printf("\nbitvec bytes used.\n"); + test_used_bytes(); + printf("\nbitvec ok.\n"); return 0; } -- cgit v1.2.3