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AI inspired fixes

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bol-van
2026-01-07 13:41:17 +03:00
parent 3e35fb9025
commit 6ac8ed4c3f
9 changed files with 8 additions and 92 deletions
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34
nfq/helpers.c
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@@ -13,7 +13,7 @@
int unique_size_t(size_t *pu, int ct)
{
int i, j, u;
size_t i, j, u;
for (i = j = 0; j < ct; i++)
{
u = pu[j++];
@@ -477,43 +477,13 @@ bool set_env_exedir(const char *argv0)
if ((s = strdup(argv0)))
{
if ((d = dirname(s)))
setenv("EXEDIR",s,1);
bOK = !setenv("EXEDIR",d,1);
free(s);
}
return bOK;
}
static void mask_from_preflen6_make(uint8_t plen, struct in6_addr *a)
{
if (plen >= 128)
memset(a->s6_addr,0xFF,16);
else
{
uint8_t n = plen >> 3;
memset(a->s6_addr,0xFF,n);
memset(a->s6_addr+n,0x00,16-n);
a->s6_addr[n] = (uint8_t)(0xFF00 >> (plen & 7));
}
}
struct in6_addr ip6_mask[129];
void mask_from_preflen6_prepare(void)
{
for (int plen=0;plen<=128;plen++) mask_from_preflen6_make(plen, ip6_mask+plen);
}
#if defined(__GNUC__) && !defined(__llvm__)
__attribute__((optimize ("no-strict-aliasing")))
#endif
void ip6_and(const struct in6_addr * restrict a, const struct in6_addr * restrict b, struct in6_addr * restrict result)
{
// int128 requires 16-bit alignment. in struct sockaddr_in6.sin6_addr is 8-byte aligned.
// it causes segfault on x64 arch with latest compiler. it can cause misalign slowdown on other archs
// use 64-bit AND
((uint64_t*)result->s6_addr)[0] = ((uint64_t*)a->s6_addr)[0] & ((uint64_t*)b->s6_addr)[0];
((uint64_t*)result->s6_addr)[1] = ((uint64_t*)a->s6_addr)[1] & ((uint64_t*)b->s6_addr)[1];
}
void str_cidr4(char *s, size_t s_len, const struct cidr4 *cidr)
{
char s_ip[16];