From f1b71c9fe7dbb4886588a036399cf5ebe16b7c47 Mon Sep 17 00:00:00 2001 From: Jannis Hoffmann Date: Tue, 9 Jul 2024 11:44:11 +0200 Subject: removed top level directory --- sqmail-4.3.07/src/hmac_md5.c | 52 -------------------------------------------- 1 file changed, 52 deletions(-) delete mode 100644 sqmail-4.3.07/src/hmac_md5.c (limited to 'sqmail-4.3.07/src/hmac_md5.c') diff --git a/sqmail-4.3.07/src/hmac_md5.c b/sqmail-4.3.07/src/hmac_md5.c deleted file mode 100644 index 310f0ef..0000000 --- a/sqmail-4.3.07/src/hmac_md5.c +++ /dev/null @@ -1,52 +0,0 @@ -#include "global.h" -#include "md5.h" -#include "str.h" -#include "byte.h" - -/** -@file hmac_md5 -@brief caculates HMAC digest from challenge + password (DJB version) -@param input: unsigned char *text : pointer to challenge - int text_len : length of challenge - unsigned char *key : pointer to password - int key_len : length of password - output: unsigned char *digest: pointer to calculated digest -*/ - -void hmac_md5(unsigned char *text,int text_len,unsigned char * key,int key_len,unsigned char *digest) -{ - MD5_CTX context; - unsigned char k_ipad[65]; /* inner padding - key XORd with ipad */ - unsigned char k_opad[65]; /* outer padding - key XORd with opad */ - unsigned char tk[16]; - int i; - - if (key_len > 64) { - MD5_CTX tctx; - MD5Init(&tctx); - MD5Update(&tctx,key,key_len); - MD5Final(tk,&tctx); - key = tk; - key_len = 16; - } - - byte_zero(k_ipad,sizeof(k_ipad)); - byte_zero(k_opad,sizeof(k_opad)); - byte_copy(k_ipad,key_len,key); - byte_copy(k_opad,key_len,key); - - for (i = 0; i < 64; i++) { - k_ipad[i] ^= 0x36; - k_opad[i] ^= 0x5c; - } - - MD5Init(&context); /* init context for 1st pass */ - MD5Update(&context,k_ipad,64); /* start with inner pad */ - MD5Update(&context,text,text_len); /* then text of datagram */ - MD5Final(digest,&context); /* finish up 1st pass */ - - MD5Init(&context); /* init context for 2nd pass */ - MD5Update(&context,k_opad,64); /* start with outer pad */ - MD5Update(&context,digest,16); /* then results of 1st hash */ - MD5Final(digest,&context); /* finish up 2nd pass */ -} -- cgit v1.2.3