> since C doesn't ... check for overflows
Because it's a language, not an implementation. An implementation is free to do so (and there are such implementations after all).
1,649 karma · joined January 1, 2019
Because it's a language, not an implementation. An implementation is free to do so (and there are such implementations after all).
> Raccoon is a timing vulnerability ...
The easiest solution would be to only enable the X25519 and X448 key exchanges by default. (and in the future a post-quantum one)
> Sorry.
> This URL has been excluded from the Wayback Machine.
They also do not exclude the archive.org bot in https://www.snopes.com/robots.txt
> Firaxis's Beyond Earth has barely 1 person who played at least 1 minute for every 10 that bought the game
It is common for a lot of people to "buy" games on steam that they will never play. Especially with less popular games.
#include <ctype.h>
#define IFTHENELSE(c, t, e) ((-(!!(c)) & (t)) | (-(!(c)) & (e)))
unsigned char
mod26 (unsigned char x)
{
x -= IFTHENELSE(x >= 26 * 4,
26 * 4,
0);
x -= IFTHENELSE(x >= 26 * 2,
26 * 2,
0);
x -= IFTHENELSE(x >= 26 * 2,
26 * 2,
0);
x -= IFTHENELSE(x >= 26,
26,
0);
return x;
}
unsigned char
rot13 (unsigned char x)
{
return IFTHENELSE(islower(x), mod26(x - 'a' + 13) + 'a',
IFTHENELSE(isupper(x), mod26(x - 'A' + 13) + 'A',
x));
}
implementing base32h should be much easier as you do not need to perform mod with a non-power of 2.