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added lf securakey sim - untested

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This commit is contained in:
iceman1001
2020-11-25 10:51:54 +01:00
parent fd94d348f3
commit 1e6fcd0291
3 changed files with 60 additions and 23 deletions
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19
client/src/util.c
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@@ -446,6 +446,25 @@ void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest) {
}
}
void bytes_to_bytebits(void* src, size_t srclen, void* dest) {
uint8_t *s = (uint8_t*)src;
uint8_t *d = (uint8_t*)dest;
uint32_t i = srclen * 8;
while (srclen--) {
uint8_t b = s[srclen];
d[--i] = (b >> 0) & 1;
d[--i] = (b >> 1) & 1;
d[--i] = (b >> 2) & 1;
d[--i] = (b >> 3) & 1;
d[--i] = (b >> 4) & 1;
d[--i] = (b >> 5) & 1;
d[--i] = (b >> 6) & 1;
d[--i] = (b >> 7) & 1;
}
}
// aa,bb,cc,dd,ee,ff,gg,hh, ii,jj,kk,ll,mm,nn,oo,pp
// to
// hh,gg,ff,ee,dd,cc,bb,aa, pp,oo,nn,mm,ll,kk,jj,ii