aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/staging/rt3090/common/crypt_dh.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/staging/rt3090/common/crypt_dh.c')
-rw-r--r--drivers/staging/rt3090/common/crypt_dh.c234
1 files changed, 0 insertions, 234 deletions
diff --git a/drivers/staging/rt3090/common/crypt_dh.c b/drivers/staging/rt3090/common/crypt_dh.c
deleted file mode 100644
index 0f69f2af9038..000000000000
--- a/drivers/staging/rt3090/common/crypt_dh.c
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
- *************************************************************************
- * Ralink Tech Inc.
- * 5F., No.36, Taiyuan St., Jhubei City,
- * Hsinchu County 302,
- * Taiwan, R.O.C.
- *
- * (c) Copyright 2002-2007, Ralink Technology, Inc.
- *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * 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., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- * *
- *************************************************************************
-
- Module Name:
- crypt_dh.c
-
- Abstract:
-
- Revision History:
- Who When What
- -------- ---------- ----------------------------------------------
- Eddy 2009/01/19 Create AES-128, AES-192, AES-256, AES-CBC
-*/
-
-#include "crypt_dh.h"
-#include "crypt_biginteger.h"
-
-/*
-========================================================================
-Routine Description:
- Diffie-Hellman public key generation
-
-Arguments:
- GValue Array in UINT8
- GValueLength The length of G in bytes
- PValue Array in UINT8
- PValueLength The length of P in bytes
- PrivateKey Private key
- PrivateKeyLength The length of Private key in bytes
-
-Return Value:
- PublicKey Public key
- PublicKeyLength The length of public key in bytes
-
-Note:
- Reference to RFC2631
- PublicKey = G^PrivateKey (mod P)
-========================================================================
-*/
-void DH_PublicKey_Generate (
- IN UINT8 GValue[],
- IN UINT GValueLength,
- IN UINT8 PValue[],
- IN UINT PValueLength,
- IN UINT8 PrivateKey[],
- IN UINT PrivateKeyLength,
- OUT UINT8 PublicKey[],
- INOUT UINT *PublicKeyLength)
-{
- PBIG_INTEGER pBI_G = NULL;
- PBIG_INTEGER pBI_P = NULL;
- PBIG_INTEGER pBI_PrivateKey = NULL;
- PBIG_INTEGER pBI_PublicKey = NULL;
-
- /*
- * 1. Check the input parameters
- * - GValueLength, PValueLength and PrivateLength must be large than zero
- * - PublicKeyLength must be large or equal than PValueLength
- * - PValue must be odd
- *
- * - PValue must be prime number (no implement)
- * - GValue must be greater than 0 but less than the PValue (no implement)
- */
- if (GValueLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_PublicKey_Generate: G length is (%d)\n", GValueLength));
- return;
- } /* End of if */
- if (PValueLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_PublicKey_Generate: P length is (%d)\n", PValueLength));
- return;
- } /* End of if */
- if (PrivateKeyLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_PublicKey_Generate: private key length is (%d)\n", PrivateKeyLength));
- return;
- } /* End of if */
- if (*PublicKeyLength < PValueLength) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_PublicKey_Generate: public key length(%d) must be large or equal than P length(%d)\n",
- *PublicKeyLength, PValueLength));
- return;
- } /* End of if */
- if (!(PValue[PValueLength - 1] & 0x1)) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_PublicKey_Generate: P value must be odd\n"));
- return;
- } /* End of if */
-
- /*
- * 2. Transfer parameters to BigInteger structure
- */
- BigInteger_Init(&pBI_G);
- BigInteger_Init(&pBI_P);
- BigInteger_Init(&pBI_PrivateKey);
- BigInteger_Init(&pBI_PublicKey);
- BigInteger_Bin2BI(GValue, GValueLength, &pBI_G);
- BigInteger_Bin2BI(PValue, PValueLength, &pBI_P);
- BigInteger_Bin2BI(PrivateKey, PrivateKeyLength, &pBI_PrivateKey);
-
- /*
- * 3. Calculate PublicKey = G^PrivateKey (mod P)
- * - BigInteger Operation
- * - Montgomery reduction
- */
- BigInteger_Montgomery_ExpMod(pBI_G, pBI_PrivateKey, pBI_P, &pBI_PublicKey);
-
- /*
- * 4. Transfer BigInteger structure to char array
- */
- BigInteger_BI2Bin(pBI_PublicKey, PublicKey, PublicKeyLength);
-
- BigInteger_Free(&pBI_G);
- BigInteger_Free(&pBI_P);
- BigInteger_Free(&pBI_PrivateKey);
- BigInteger_Free(&pBI_PublicKey);
-} /* End of DH_PublicKey_Generate */
-
-
-/*
-========================================================================
-Routine Description:
- Diffie-Hellman secret key generation
-
-Arguments:
- PublicKey Public key
- PublicKeyLength The length of Public key in bytes
- PValue Array in UINT8
- PValueLength The length of P in bytes
- PrivateKey Private key
- PrivateKeyLength The length of Private key in bytes
-
-Return Value:
- SecretKey Secret key
- SecretKeyLength The length of secret key in bytes
-
-Note:
- Reference to RFC2631
- SecretKey = PublicKey^PrivateKey (mod P)
-========================================================================
-*/
-void DH_SecretKey_Generate (
- IN UINT8 PublicKey[],
- IN UINT PublicKeyLength,
- IN UINT8 PValue[],
- IN UINT PValueLength,
- IN UINT8 PrivateKey[],
- IN UINT PrivateKeyLength,
- OUT UINT8 SecretKey[],
- INOUT UINT *SecretKeyLength)
-{
- PBIG_INTEGER pBI_P = NULL;
- PBIG_INTEGER pBI_SecretKey = NULL;
- PBIG_INTEGER pBI_PrivateKey = NULL;
- PBIG_INTEGER pBI_PublicKey = NULL;
-
- /*
- * 1. Check the input parameters
- * - PublicKeyLength, PValueLength and PrivateLength must be large than zero
- * - SecretKeyLength must be large or equal than PValueLength
- * - PValue must be odd
- *
- * - PValue must be prime number (no implement)
- */
- if (PublicKeyLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_SecretKey_Generate: public key length is (%d)\n", PublicKeyLength));
- return;
- } /* End of if */
- if (PValueLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_SecretKey_Generate: P length is (%d)\n", PValueLength));
- return;
- } /* End of if */
- if (PrivateKeyLength == 0) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_SecretKey_Generate: private key length is (%d)\n", PrivateKeyLength));
- return;
- } /* End of if */
- if (*SecretKeyLength < PValueLength) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_SecretKey_Generate: secret key length(%d) must be large or equal than P length(%d)\n",
- *SecretKeyLength, PValueLength));
- return;
- } /* End of if */
- if (!(PValue[PValueLength - 1] & 0x1)) {
- DBGPRINT(RT_DEBUG_ERROR, ("DH_SecretKey_Generate: P value must be odd\n"));
- return;
- } /* End of if */
-
- /*
- * 2. Transfer parameters to BigInteger structure
- */
- BigInteger_Init(&pBI_P);
- BigInteger_Init(&pBI_PrivateKey);
- BigInteger_Init(&pBI_PublicKey);
- BigInteger_Init(&pBI_SecretKey);
-
- BigInteger_Bin2BI(PublicKey, PublicKeyLength, &pBI_PublicKey);
- BigInteger_Bin2BI(PValue, PValueLength, &pBI_P);
- BigInteger_Bin2BI(PrivateKey, PrivateKeyLength, &pBI_PrivateKey);
-
- /*
- * 3. Calculate SecretKey = PublicKey^PrivateKey (mod P)
- * - BigInteger Operation
- * - Montgomery reduction
- */
- BigInteger_Montgomery_ExpMod(pBI_PublicKey, pBI_PrivateKey, pBI_P, &pBI_SecretKey);
-
- /*
- * 4. Transfer BigInteger structure to char array
- */
- BigInteger_BI2Bin(pBI_SecretKey, SecretKey, SecretKeyLength);
-
- BigInteger_Free(&pBI_P);
- BigInteger_Free(&pBI_PrivateKey);
- BigInteger_Free(&pBI_PublicKey);
- BigInteger_Free(&pBI_SecretKey);
-} /* End of DH_SecretKey_Generate */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.