angd-dev/data-lite-c
1
0
Fork 0
Code Pull Requests Releases Activity

Replaced system SQLite with SQLCipher to support encrypted database

Browse Source
This commit is contained in:
Oleksii Zghurskyi
2025-06-07 18:11:17 +03:00
parent f4198d62a7
commit 177d74700f
534 changed files with 362771 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
Sources/DataLiteC/libtomcrypt/stream/chacha/chacha_ivctr32.c Normal file
View File

@@ -0,0 +1,37 @@
/* LibTomCrypt, modular cryptographic library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* The implementation is based on:
* chacha-ref.c version 20080118
* Public domain from D. J. Bernstein
*/
#include "tomcrypt_private.h"
#ifdef LTC_CHACHA
/**
Set IV + counter data to the ChaCha state
@param st The ChaCha20 state
@param iv The IV data to add
@param ivlen The length of the IV (must be 12)
@param counter 32bit (unsigned) initial counter value
@return CRYPT_OK on success
*/
int chacha_ivctr32(chacha_state *st, const unsigned char *iv, unsigned long ivlen, ulong32 counter)
{
LTC_ARGCHK(st != NULL);
LTC_ARGCHK(iv != NULL);
/* 96bit IV + 32bit counter */
LTC_ARGCHK(ivlen == 12);
st->input[12] = counter;
LOAD32L(st->input[13], iv + 0);
LOAD32L(st->input[14], iv + 4);
LOAD32L(st->input[15], iv + 8);
st->ksleft = 0;
st->ivlen = ivlen;
return CRYPT_OK;
}
#endif