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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
View File

@@ -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];

12
nfq/helpers.h
View File

@@ -118,15 +118,3 @@ void str_cidr6(char *s, size_t s_len, const struct cidr6 *cidr);
void print_cidr6(const struct cidr6 *cidr);
bool parse_cidr4(char *s, struct cidr4 *cidr);
bool parse_cidr6(char *s, struct cidr6 *cidr);
static inline uint32_t mask_from_preflen(uint32_t preflen)
{
return preflen ? preflen<32 ? ~((1 << (32-preflen)) - 1) : 0xFFFFFFFF : 0;
}
void ip6_and(const struct in6_addr * restrict a, const struct in6_addr * restrict b, struct in6_addr * restrict result);
extern struct in6_addr ip6_mask[129];
void mask_from_preflen6_prepare(void);
static inline const struct in6_addr *mask_from_preflen6(uint8_t preflen)
{
return ip6_mask+preflen;
}

1
nfq/nfqws.c
View File

@@ -2304,7 +2304,6 @@ int main(int argc, char **argv)
#endif
srandom(time(NULL));
mask_from_preflen6_prepare();
PRINT_VER;

4
nfq/params.c
View File

@@ -289,14 +289,14 @@ struct desync_profile_list *dp_list_add(struct desync_profile_list_head *head)
dp_init(&entry->dp);
// add to the tail
struct desync_profile_list *dpn,*dpl=LIST_FIRST(&params.desync_profiles);
struct desync_profile_list *dpn,*dpl=LIST_FIRST(head);
if (dpl)
{
while ((dpn=LIST_NEXT(dpl,next))) dpl = dpn;
LIST_INSERT_AFTER(dpl, entry, next);
}
else
LIST_INSERT_HEAD(&params.desync_profiles, entry, next);
LIST_INSERT_HEAD(head, entry, next);
return entry;
}