diff options
Diffstat (limited to 'tests/lib/test_checksum.c')
| -rw-r--r-- | tests/lib/test_checksum.c | 55 |
1 files changed, 50 insertions, 5 deletions
diff --git a/tests/lib/test_checksum.c b/tests/lib/test_checksum.c index 301078867a..0eedb96a5e 100644 --- a/tests/lib/test_checksum.c +++ b/tests/lib/test_checksum.c @@ -477,6 +477,8 @@ int main(int argc, char **argv) exercise += EXERCISESTEP; exercise %= MAXDATALEN; + printf("\rexercising length %d\033[K", exercise); + for (i = 0; i < exercise; i += sizeof(long int)) { long int rand = frr_weak_random(); @@ -489,24 +491,67 @@ int main(int argc, char **argv) in_csum_res = in_cksum_optimized(buffer, exercise); in_csum_rfc = in_cksum_rfc(buffer, exercise); if (in_csum_res != in_csum || in_csum != in_csum_rfc) - printf("verify: in_chksum failed in_csum:%x, in_csum_res:%x,in_csum_rfc %x, len:%d\n", + printf("\nverify: in_chksum failed in_csum:%x, in_csum_res:%x,in_csum_rfc %x, len:%d\n", in_csum, in_csum_res, in_csum_rfc, exercise); + struct iovec iov[3]; + uint16_t in_csum_iov; + + iov[0].iov_base = buffer; + iov[0].iov_len = exercise / 2; + iov[1].iov_base = buffer + iov[0].iov_len; + iov[1].iov_len = exercise - iov[0].iov_len; + + in_csum_iov = in_cksumv(iov, 2); + if (in_csum_iov != in_csum) + printf("\nverify: in_cksumv failed, lens: %zu+%zu\n", + iov[0].iov_len, iov[1].iov_len); + + if (exercise >= 6) { + /* force split with byte leftover */ + iov[0].iov_base = buffer; + iov[0].iov_len = (exercise / 2) | 1; + iov[1].iov_base = buffer + iov[0].iov_len; + iov[1].iov_len = 2; + iov[2].iov_base = buffer + iov[0].iov_len + 2; + iov[2].iov_len = exercise - iov[0].iov_len - 2; + + in_csum_iov = in_cksumv(iov, 3); + if (in_csum_iov != in_csum) + printf("\nverify: in_cksumv failed, lens: %zu+%zu+%zu, got %04x, expected %04x\n", + iov[0].iov_len, iov[1].iov_len, + iov[2].iov_len, in_csum_iov, in_csum); + + /* force split without byte leftover */ + iov[0].iov_base = buffer; + iov[0].iov_len = (exercise / 2) & ~1UL; + iov[1].iov_base = buffer + iov[0].iov_len; + iov[1].iov_len = 2; + iov[2].iov_base = buffer + iov[0].iov_len + 2; + iov[2].iov_len = exercise - iov[0].iov_len - 2; + + in_csum_iov = in_cksumv(iov, 3); + if (in_csum_iov != in_csum) + printf("\nverify: in_cksumv failed, lens: %zu+%zu+%zu, got %04x, expected %04x\n", + iov[0].iov_len, iov[1].iov_len, + iov[2].iov_len, in_csum_iov, in_csum); + } + ospfd = ospfd_checksum(buffer, exercise + sizeof(uint16_t), exercise); if (verify(buffer, exercise + sizeof(uint16_t))) - printf("verify: ospfd failed\n"); + printf("\nverify: ospfd failed\n"); isisd = iso_csum_create(buffer, exercise + sizeof(uint16_t), exercise); if (verify(buffer, exercise + sizeof(uint16_t))) - printf("verify: isisd failed\n"); + printf("\nverify: isisd failed\n"); lib = fletcher_checksum(buffer, exercise + sizeof(uint16_t), exercise); if (verify(buffer, exercise + sizeof(uint16_t))) - printf("verify: lib failed\n"); + printf("\nverify: lib failed\n"); if (ospfd != lib) { - printf("Mismatch in values at size %d\n" + printf("\nMismatch in values at size %d\n" "ospfd: 0x%04x\tc0: %d\tc1: %d\tx: %d\ty: %d\n" "isisd: 0x%04x\tc0: %d\tc1: %d\tx: %d\ty: %d\n" "lib: 0x%04x\n", |