Ammerhai c277ab10d9 add encrypting for save files
add libhydrogen for encrypting and decrypting

#9
2026-04-03 14:59:37 +02:00

26 lines
602 B
C

#ifdef __SSE2__
# include "gimli-core/sse2.h"
#else
# include "gimli-core/portable.h"
#endif
static void
gimli_core_u8(uint8_t state_u8[gimli_BLOCKBYTES], uint8_t tag)
{
state_u8[gimli_BLOCKBYTES - 1] ^= tag;
#ifndef NATIVE_LITTLE_ENDIAN
uint32_t state_u32[12];
int i;
for (i = 0; i < 12; i++) {
state_u32[i] = LOAD32_LE(&state_u8[i * 4]);
}
gimli_core(state_u32);
for (i = 0; i < 12; i++) {
STORE32_LE(&state_u8[i * 4], state_u32[i]);
}
#else
gimli_core((uint32_t *) (void *) state_u8); /* state_u8 must be properly aligned */
#endif
}