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-rw-r--r--drivers/staging/rt2860/common/crypt_sha2.c269
1 files changed, 0 insertions, 269 deletions
diff --git a/drivers/staging/rt2860/common/crypt_sha2.c b/drivers/staging/rt2860/common/crypt_sha2.c
deleted file mode 100644
index fa83fb287fe5..000000000000
--- a/drivers/staging/rt2860/common/crypt_sha2.c
+++ /dev/null
@@ -1,269 +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. *
- * *
- *************************************************************************/
-
-#include "../crypt_sha2.h"
-
-/* Basic operations */
-#define SHR(x,n) (x >> n) /* SHR(x)^n, right shift n bits , x is w-bit word, 0 <= n <= w */
-#define ROTR(x,n,w) ((x >> n) | (x << (w - n))) /* ROTR(x)^n, circular right shift n bits , x is w-bit word, 0 <= n <= w */
-#define ROTL(x,n,w) ((x << n) | (x >> (w - n))) /* ROTL(x)^n, circular left shift n bits , x is w-bit word, 0 <= n <= w */
-#define ROTR32(x,n) ROTR(x,n,32) /* 32 bits word */
-#define ROTL32(x,n) ROTL(x,n,32) /* 32 bits word */
-
-/* Basic functions */
-#define Ch(x,y,z) ((x & y) ^ ((~x) & z))
-#define Maj(x,y,z) ((x & y) ^ (x & z) ^ (y & z))
-#define Parity(x,y,z) (x ^ y ^ z)
-
-#ifdef SHA1_SUPPORT
-/* SHA1 constants */
-#define SHA1_MASK 0x0000000f
-static const u32 SHA1_K[4] = {
- 0x5a827999UL, 0x6ed9eba1UL, 0x8f1bbcdcUL, 0xca62c1d6UL
-};
-
-static const u32 SHA1_DefaultHashValue[5] = {
- 0x67452301UL, 0xefcdab89UL, 0x98badcfeUL, 0x10325476UL, 0xc3d2e1f0UL
-};
-
-/*
-========================================================================
-Routine Description:
- Initial struct rt_sha1_ctx
-
-Arguments:
- pSHA_CTX Pointer to struct rt_sha1_ctx
-
-Return Value:
- None
-
-Note:
- None
-========================================================================
-*/
-void RT_SHA1_Init(struct rt_sha1_ctx *pSHA_CTX)
-{
- NdisMoveMemory(pSHA_CTX->HashValue, SHA1_DefaultHashValue,
- sizeof(SHA1_DefaultHashValue));
- NdisZeroMemory(pSHA_CTX->Block, SHA1_BLOCK_SIZE);
- pSHA_CTX->MessageLen = 0;
- pSHA_CTX->BlockLen = 0;
-} /* End of RT_SHA1_Init */
-
-/*
-========================================================================
-Routine Description:
- SHA1 computation for one block (512 bits)
-
-Arguments:
- pSHA_CTX Pointer to struct rt_sha1_ctx
-
-Return Value:
- None
-
-Note:
- None
-========================================================================
-*/
-void SHA1_Hash(struct rt_sha1_ctx *pSHA_CTX)
-{
- u32 W_i, t, s;
- u32 W[16];
- u32 a, b, c, d, e, T, f_t = 0;
-
- /* Prepare the message schedule, {W_i}, 0 < t < 15 */
- NdisMoveMemory(W, pSHA_CTX->Block, SHA1_BLOCK_SIZE);
- for (W_i = 0; W_i < 16; W_i++)
- W[W_i] = cpu2be32(W[W_i]); /* Endian Swap */
- /* End of for */
-
- /* SHA256 hash computation */
- /* Initialize the working variables */
- a = pSHA_CTX->HashValue[0];
- b = pSHA_CTX->HashValue[1];
- c = pSHA_CTX->HashValue[2];
- d = pSHA_CTX->HashValue[3];
- e = pSHA_CTX->HashValue[4];
-
- /* 80 rounds */
- for (t = 0; t < 80; t++) {
- s = t & SHA1_MASK;
- if (t > 15) { /* Prepare the message schedule, {W_i}, 16 < t < 79 */
- W[s] =
- (W[(s + 13) & SHA1_MASK]) ^ (W[(s + 8) & SHA1_MASK])
- ^ (W[(s + 2) & SHA1_MASK]) ^ W[s];
- W[s] = ROTL32(W[s], 1);
- } /* End of if */
- switch (t / 20) {
- case 0:
- f_t = Ch(b, c, d);
- break;
- case 1:
- f_t = Parity(b, c, d);
- break;
- case 2:
- f_t = Maj(b, c, d);
- break;
- case 3:
- f_t = Parity(b, c, d);
- break;
- } /* End of switch */
- T = ROTL32(a, 5) + f_t + e + SHA1_K[t / 20] + W[s];
- e = d;
- d = c;
- c = ROTL32(b, 30);
- b = a;
- a = T;
- } /* End of for */
-
- /* Compute the i^th intermediate hash value H^(i) */
- pSHA_CTX->HashValue[0] += a;
- pSHA_CTX->HashValue[1] += b;
- pSHA_CTX->HashValue[2] += c;
- pSHA_CTX->HashValue[3] += d;
- pSHA_CTX->HashValue[4] += e;
-
- NdisZeroMemory(pSHA_CTX->Block, SHA1_BLOCK_SIZE);
- pSHA_CTX->BlockLen = 0;
-} /* End of SHA1_Hash */
-
-/*
-========================================================================
-Routine Description:
- The message is appended to block. If block size > 64 bytes, the SHA1_Hash
-will be called.
-
-Arguments:
- pSHA_CTX Pointer to struct rt_sha1_ctx
- message Message context
- messageLen The length of message in bytes
-
-Return Value:
- None
-
-Note:
- None
-========================================================================
-*/
-void SHA1_Append(struct rt_sha1_ctx *pSHA_CTX,
- IN const u8 Message[], u32 MessageLen)
-{
- u32 appendLen = 0;
- u32 diffLen = 0;
-
- while (appendLen != MessageLen) {
- diffLen = MessageLen - appendLen;
- if ((pSHA_CTX->BlockLen + diffLen) < SHA1_BLOCK_SIZE) {
- NdisMoveMemory(pSHA_CTX->Block + pSHA_CTX->BlockLen,
- Message + appendLen, diffLen);
- pSHA_CTX->BlockLen += diffLen;
- appendLen += diffLen;
- } else {
- NdisMoveMemory(pSHA_CTX->Block + pSHA_CTX->BlockLen,
- Message + appendLen,
- SHA1_BLOCK_SIZE - pSHA_CTX->BlockLen);
- appendLen += (SHA1_BLOCK_SIZE - pSHA_CTX->BlockLen);
- pSHA_CTX->BlockLen = SHA1_BLOCK_SIZE;
- SHA1_Hash(pSHA_CTX);
- } /* End of if */
- } /* End of while */
- pSHA_CTX->MessageLen += MessageLen;
-} /* End of SHA1_Append */
-
-/*
-========================================================================
-Routine Description:
- 1. Append bit 1 to end of the message
- 2. Append the length of message in rightmost 64 bits
- 3. Transform the Hash Value to digest message
-
-Arguments:
- pSHA_CTX Pointer to struct rt_sha1_ctx
-
-Return Value:
- digestMessage Digest message
-
-Note:
- None
-========================================================================
-*/
-void SHA1_End(struct rt_sha1_ctx *pSHA_CTX, u8 DigestMessage[])
-{
- u32 index;
- u64 message_length_bits;
-
- /* Append bit 1 to end of the message */
- NdisFillMemory(pSHA_CTX->Block + pSHA_CTX->BlockLen, 1, 0x80);
-
- /* 55 = 64 - 8 - 1: append 1 bit(1 byte) and message length (8 bytes) */
- if (pSHA_CTX->BlockLen > 55)
- SHA1_Hash(pSHA_CTX);
- /* End of if */
-
- /* Append the length of message in rightmost 64 bits */
- message_length_bits = pSHA_CTX->MessageLen * 8;
- message_length_bits = cpu2be64(message_length_bits);
- NdisMoveMemory(&pSHA_CTX->Block[56], &message_length_bits, 8);
- SHA1_Hash(pSHA_CTX);
-
- /* Return message digest, transform the u32 hash value to bytes */
- for (index = 0; index < 5; index++)
- pSHA_CTX->HashValue[index] =
- cpu2be32(pSHA_CTX->HashValue[index]);
- /* End of for */
- NdisMoveMemory(DigestMessage, pSHA_CTX->HashValue, SHA1_DIGEST_SIZE);
-} /* End of SHA1_End */
-
-/*
-========================================================================
-Routine Description:
- SHA1 algorithm
-
-Arguments:
- message Message context
- messageLen The length of message in bytes
-
-Return Value:
- digestMessage Digest message
-
-Note:
- None
-========================================================================
-*/
-void RT_SHA1(IN const u8 Message[],
- u32 MessageLen, u8 DigestMessage[])
-{
-
- struct rt_sha1_ctx sha_ctx;
-
- NdisZeroMemory(&sha_ctx, sizeof(struct rt_sha1_ctx));
- RT_SHA1_Init(&sha_ctx);
- SHA1_Append(&sha_ctx, Message, MessageLen);
- SHA1_End(&sha_ctx, DigestMessage);
-} /* End of RT_SHA1 */
-#endif /* SHA1_SUPPORT */
-
-/* End of crypt_sha2.c */
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-21 01:24:57 +0200