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nfqws: TLS Hello from firefox. randomize

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bol-van
2024-09-14 22:07:46 +03:00
parent d4ce24b3af
commit a702adeec8
5 changed files with 84 additions and 17 deletions
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22
nfq/helpers.c
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@@ -342,3 +342,25 @@ bool pf_parse(const char *s, port_filter *pf)
return false;
return true;
}
void fill_random_bytes(uint8_t *p,size_t sz)
{
size_t k,sz16 = sz>>1;
for(k=0;k<sz16;k++) ((uint16_t*)p)[k]=(uint16_t)random();
if (sz & 1) p[sz-1]=(uint8_t)random();
}
void fill_random_az(uint8_t *p,size_t sz)
{
size_t k;
for(k=0;k<sz;k++) p[k] = 'a'+(random() % ('z'-'a'));
}
void fill_random_az09(uint8_t *p,size_t sz)
{
size_t k;
uint8_t rnd;
for(k=0;k<sz;k++)
{
rnd = random() % (10 + 'z'-'a'+1);
p[k] = rnd<10 ? rnd+'0' : 'a'+rnd-10;
}
}