From 3271d1ac389d2ec93db9c5b9ce0991ce478476cf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:09:41 +0200 Subject: Adding upstream version 4.3. Signed-off-by: Daniel Baumann --- hash_intmd5.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 hash_intmd5.c (limited to 'hash_intmd5.c') diff --git a/hash_intmd5.c b/hash_intmd5.c new file mode 100644 index 0000000..a64b735 --- /dev/null +++ b/hash_intmd5.c @@ -0,0 +1,71 @@ +/* + chronyd/chronyc - Programs for keeping computer clocks accurate. + + ********************************************************************** + * Copyright (C) Miroslav Lichvar 2012 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + ********************************************************************** + + ======================================================================= + + Routines implementing crypto hashing using internal MD5 implementation. + + */ + +#include "config.h" +#include "sysincl.h" +#include "hash.h" +#include "memory.h" +#include "util.h" + +#include "md5.c" + +static MD5_CTX ctx; + +int +HSH_GetHashId(HSH_Algorithm algorithm) +{ + /* only MD5 is supported */ + if (algorithm != HSH_MD5 && algorithm != HSH_MD5_NONCRYPTO) + return -1; + + return 0; +} + +int +HSH_Hash(int id, const void *in1, int in1_len, const void *in2, int in2_len, + unsigned char *out, int out_len) +{ + if (in1_len < 0 || in2_len < 0 || out_len < 0) + return 0; + + MD5Init(&ctx); + MD5Update(&ctx, in1, in1_len); + if (in2) + MD5Update(&ctx, in2, in2_len); + MD5Final(&ctx); + + out_len = MIN(out_len, 16); + + memcpy(out, ctx.digest, out_len); + + return out_len; +} + +void +HSH_Finalise(void) +{ +} -- cgit v1.2.3