-/* rsa.c
- *
- * Copyright (C) 2006-2014 wolfSSL Inc.
- *
- * This file is part of CyaSSL.
- *
- * CyaSSL 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.
- *
- * CyaSSL 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
- */
-
-
-#ifdef HAVE_CONFIG_H
- #include <config.h>
-#endif
-
-#include <cyassl/ctaocrypt/settings.h>
-
-#ifndef NO_RSA
-
-#ifdef HAVE_FIPS
- /* set NO_WRAPPERS before headers, use direct internal f()s not wrappers */
- #define FIPS_NO_WRAPPERS
-#endif
-
-#include <cyassl/ctaocrypt/rsa.h>
-#include <cyassl/ctaocrypt/random.h>
-#include <cyassl/ctaocrypt/error-crypt.h>
-#include <cyassl/ctaocrypt/logging.h>
-
-#ifdef SHOW_GEN
- #ifdef FREESCALE_MQX
- #include <fio.h>
- #else
- #include <stdio.h>
- #endif
-#endif
-
-#ifdef HAVE_CAVIUM
- static int InitCaviumRsaKey(RsaKey* key, void* heap);
- static int FreeCaviumRsaKey(RsaKey* key);
- static int CaviumRsaPublicEncrypt(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key);
- static int CaviumRsaPrivateDecrypt(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key);
- static int CaviumRsaSSL_Sign(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key);
- static int CaviumRsaSSL_Verify(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key);
-#endif
-
-enum {
- RSA_PUBLIC_ENCRYPT = 0,
- RSA_PUBLIC_DECRYPT = 1,
- RSA_PRIVATE_ENCRYPT = 2,
- RSA_PRIVATE_DECRYPT = 3,
-
- RSA_BLOCK_TYPE_1 = 1,
- RSA_BLOCK_TYPE_2 = 2,
-
- RSA_MIN_SIZE = 512,
- RSA_MAX_SIZE = 4096,
-
- RSA_MIN_PAD_SZ = 11 /* seperator + 0 + pad value + 8 pads */
-};
-
-
-int InitRsaKey(RsaKey* key, void* heap)
-{
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return InitCaviumRsaKey(key, heap);
-#endif
-
- key->type = -1; /* haven't decided yet */
- key->heap = heap;
-
-/* TomsFastMath doesn't use memory allocation */
-#ifndef USE_FAST_MATH
- key->n.dp = key->e.dp = 0; /* public alloc parts */
-
- key->d.dp = key->p.dp = 0; /* private alloc parts */
- key->q.dp = key->dP.dp = 0;
- key->u.dp = key->dQ.dp = 0;
-#endif
-
- return 0;
-}
-
-
-int FreeRsaKey(RsaKey* key)
-{
- (void)key;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return FreeCaviumRsaKey(key);
-#endif
-
-/* TomsFastMath doesn't use memory allocation */
-#ifndef USE_FAST_MATH
- if (key->type == RSA_PRIVATE) {
- mp_clear(&key->u);
- mp_clear(&key->dQ);
- mp_clear(&key->dP);
- mp_clear(&key->q);
- mp_clear(&key->p);
- mp_clear(&key->d);
- }
- mp_clear(&key->e);
- mp_clear(&key->n);
-#endif
-
- return 0;
-}
-
-static int RsaPad(const byte* input, word32 inputLen, byte* pkcsBlock,
- word32 pkcsBlockLen, byte padValue, RNG* rng)
-{
- if (inputLen == 0)
- return 0;
-
- pkcsBlock[0] = 0x0; /* set first byte to zero and advance */
- pkcsBlock++; pkcsBlockLen--;
- pkcsBlock[0] = padValue; /* insert padValue */
-
- if (padValue == RSA_BLOCK_TYPE_1)
- /* pad with 0xff bytes */
- XMEMSET(&pkcsBlock[1], 0xFF, pkcsBlockLen - inputLen - 2);
- else {
- /* pad with non-zero random bytes */
- word32 padLen = pkcsBlockLen - inputLen - 1, i;
- int ret = RNG_GenerateBlock(rng, &pkcsBlock[1], padLen);
-
- if (ret != 0)
- return ret;
-
- /* remove zeros */
- for (i = 1; i < padLen; i++)
- if (pkcsBlock[i] == 0) pkcsBlock[i] = 0x01;
- }
-
- pkcsBlock[pkcsBlockLen-inputLen-1] = 0; /* separator */
- XMEMCPY(pkcsBlock+pkcsBlockLen-inputLen, input, inputLen);
-
- return 0;
-}
-
-
-static word32 RsaUnPad(const byte *pkcsBlock, unsigned int pkcsBlockLen,
- byte **output, byte padValue)
-{
- word32 maxOutputLen = (pkcsBlockLen > 10) ? (pkcsBlockLen - 10) : 0,
- invalid = 0,
- i = 1,
- outputLen;
-
- if (pkcsBlock[0] != 0x0) /* skip past zero */
- invalid = 1;
- pkcsBlock++; pkcsBlockLen--;
-
- /* Require block type padValue */
- invalid = (pkcsBlock[0] != padValue) || invalid;
-
- /* skip past the padding until we find the separator */
- while (i<pkcsBlockLen && pkcsBlock[i++]) { /* null body */
- }
- if(!(i==pkcsBlockLen || pkcsBlock[i-1]==0)) {
- CYASSL_MSG("RsaUnPad error, bad formatting");
- return 0;
- }
-
- outputLen = pkcsBlockLen - i;
- invalid = (outputLen > maxOutputLen) || invalid;
-
- if (invalid) {
- CYASSL_MSG("RsaUnPad error, bad formatting");
- return 0;
- }
-
- *output = (byte *)(pkcsBlock + i);
- return outputLen;
-}
-
-
-static int RsaFunction(const byte* in, word32 inLen, byte* out, word32* outLen,
- int type, RsaKey* key)
-{
- #define ERROR_OUT(x) { ret = x; goto done;}
-
- mp_int tmp;
- int ret = 0;
- word32 keyLen, len;
-
- if (mp_init(&tmp) != MP_OKAY)
- return MP_INIT_E;
-
- if (mp_read_unsigned_bin(&tmp, (byte*)in, inLen) != MP_OKAY)
- ERROR_OUT(MP_READ_E);
-
- if (type == RSA_PRIVATE_DECRYPT || type == RSA_PRIVATE_ENCRYPT) {
- #ifdef RSA_LOW_MEM /* half as much memory but twice as slow */
- if (mp_exptmod(&tmp, &key->d, &key->n, &tmp) != MP_OKAY)
- ERROR_OUT(MP_EXPTMOD_E);
- #else
- #define INNER_ERROR_OUT(x) { ret = x; goto inner_done; }
-
- mp_int tmpa, tmpb;
-
- if (mp_init(&tmpa) != MP_OKAY)
- ERROR_OUT(MP_INIT_E);
-
- if (mp_init(&tmpb) != MP_OKAY) {
- mp_clear(&tmpa);
- ERROR_OUT(MP_INIT_E);
- }
-
- /* tmpa = tmp^dP mod p */
- if (mp_exptmod(&tmp, &key->dP, &key->p, &tmpa) != MP_OKAY)
- INNER_ERROR_OUT(MP_EXPTMOD_E);
-
- /* tmpb = tmp^dQ mod q */
- if (mp_exptmod(&tmp, &key->dQ, &key->q, &tmpb) != MP_OKAY)
- INNER_ERROR_OUT(MP_EXPTMOD_E);
-
- /* tmp = (tmpa - tmpb) * qInv (mod p) */
- if (mp_sub(&tmpa, &tmpb, &tmp) != MP_OKAY)
- INNER_ERROR_OUT(MP_SUB_E);
-
- if (mp_mulmod(&tmp, &key->u, &key->p, &tmp) != MP_OKAY)
- INNER_ERROR_OUT(MP_MULMOD_E);
-
- /* tmp = tmpb + q * tmp */
- if (mp_mul(&tmp, &key->q, &tmp) != MP_OKAY)
- INNER_ERROR_OUT(MP_MUL_E);
-
- if (mp_add(&tmp, &tmpb, &tmp) != MP_OKAY)
- INNER_ERROR_OUT(MP_ADD_E);
-
- inner_done:
- mp_clear(&tmpa);
- mp_clear(&tmpb);
-
- if (ret != 0) return ret;
-
- #endif /* RSA_LOW_MEM */
- }
- else if (type == RSA_PUBLIC_ENCRYPT || type == RSA_PUBLIC_DECRYPT) {
- if (mp_exptmod(&tmp, &key->e, &key->n, &tmp) != MP_OKAY)
- ERROR_OUT(MP_EXPTMOD_E);
- }
- else
- ERROR_OUT(RSA_WRONG_TYPE_E);
-
- keyLen = mp_unsigned_bin_size(&key->n);
- if (keyLen > *outLen)
- ERROR_OUT(RSA_BUFFER_E);
-
- len = mp_unsigned_bin_size(&tmp);
-
- /* pad front w/ zeros to match key length */
- while (len < keyLen) {
- *out++ = 0x00;
- len++;
- }
-
- *outLen = keyLen;
-
- /* convert */
- if (mp_to_unsigned_bin(&tmp, out) != MP_OKAY)
- ERROR_OUT(MP_TO_E);
-
-done:
- mp_clear(&tmp);
- return ret;
-}
-
-
-int RsaPublicEncrypt(const byte* in, word32 inLen, byte* out, word32 outLen,
- RsaKey* key, RNG* rng)
-{
- int sz, ret;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return CaviumRsaPublicEncrypt(in, inLen, out, outLen, key);
-#endif
-
- sz = mp_unsigned_bin_size(&key->n);
- if (sz > (int)outLen)
- return RSA_BUFFER_E;
-
- if (inLen > (word32)(sz - RSA_MIN_PAD_SZ))
- return RSA_BUFFER_E;
-
- ret = RsaPad(in, inLen, out, sz, RSA_BLOCK_TYPE_2, rng);
- if (ret != 0)
- return ret;
-
- if ((ret = RsaFunction(out, sz, out, &outLen, RSA_PUBLIC_ENCRYPT, key)) < 0)
- sz = ret;
-
- return sz;
-}
-
-
-int RsaPrivateDecryptInline(byte* in, word32 inLen, byte** out, RsaKey* key)
-{
- int plainLen, ret;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC) {
- ret = CaviumRsaPrivateDecrypt(in, inLen, in, inLen, key);
- if (ret > 0)
- *out = in;
- return ret;
- }
-#endif
-
- if ((ret = RsaFunction(in, inLen, in, &inLen, RSA_PRIVATE_DECRYPT, key))
- < 0) {
- return ret;
- }
-
- plainLen = RsaUnPad(in, inLen, out, RSA_BLOCK_TYPE_2);
-
- return plainLen;
-}
-
-
-int RsaPrivateDecrypt(const byte* in, word32 inLen, byte* out, word32 outLen,
- RsaKey* key)
-{
- int plainLen, ret;
- byte* tmp;
- byte* pad = 0;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return CaviumRsaPrivateDecrypt(in, inLen, out, outLen, key);
-#endif
-
- tmp = (byte*)XMALLOC(inLen, key->heap, DYNAMIC_TYPE_RSA);
- if (tmp == NULL) {
- return MEMORY_E;
- }
-
- XMEMCPY(tmp, in, inLen);
-
- if ((ret = plainLen = RsaPrivateDecryptInline(tmp, inLen, &pad, key))
- < 0) {
- XFREE(tmp, key->heap, DYNAMIC_TYPE_RSA);
- return ret;
- }
- if (plainLen > (int)outLen)
- plainLen = BAD_FUNC_ARG;
- else
- XMEMCPY(out, pad, plainLen);
- XMEMSET(tmp, 0x00, inLen);
-
- XFREE(tmp, key->heap, DYNAMIC_TYPE_RSA);
- return plainLen;
-}
-
-
-/* for Rsa Verify */
-int RsaSSL_VerifyInline(byte* in, word32 inLen, byte** out, RsaKey* key)
-{
- int plainLen, ret;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC) {
- ret = CaviumRsaSSL_Verify(in, inLen, in, inLen, key);
- if (ret > 0)
- *out = in;
- return ret;
- }
-#endif
-
- if ((ret = RsaFunction(in, inLen, in, &inLen, RSA_PUBLIC_DECRYPT, key))
- < 0) {
- return ret;
- }
-
- plainLen = RsaUnPad(in, inLen, out, RSA_BLOCK_TYPE_1);
-
- return plainLen;
-}
-
-
-int RsaSSL_Verify(const byte* in, word32 inLen, byte* out, word32 outLen,
- RsaKey* key)
-{
- int plainLen, ret;
- byte* tmp;
- byte* pad = 0;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return CaviumRsaSSL_Verify(in, inLen, out, outLen, key);
-#endif
-
- tmp = (byte*)XMALLOC(inLen, key->heap, DYNAMIC_TYPE_RSA);
- if (tmp == NULL) {
- return MEMORY_E;
- }
-
- XMEMCPY(tmp, in, inLen);
-
- if ((ret = plainLen = RsaSSL_VerifyInline(tmp, inLen, &pad, key))
- < 0) {
- XFREE(tmp, key->heap, DYNAMIC_TYPE_RSA);
- return ret;
- }
-
- if (plainLen > (int)outLen)
- plainLen = BAD_FUNC_ARG;
- else
- XMEMCPY(out, pad, plainLen);
- XMEMSET(tmp, 0x00, inLen);
-
- XFREE(tmp, key->heap, DYNAMIC_TYPE_RSA);
- return plainLen;
-}
-
-
-/* for Rsa Sign */
-int RsaSSL_Sign(const byte* in, word32 inLen, byte* out, word32 outLen,
- RsaKey* key, RNG* rng)
-{
- int sz, ret;
-
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return CaviumRsaSSL_Sign(in, inLen, out, outLen, key);
-#endif
-
- sz = mp_unsigned_bin_size(&key->n);
- if (sz > (int)outLen)
- return RSA_BUFFER_E;
-
- if (inLen > (word32)(sz - RSA_MIN_PAD_SZ))
- return RSA_BUFFER_E;
-
- ret = RsaPad(in, inLen, out, sz, RSA_BLOCK_TYPE_1, rng);
- if (ret != 0)
- return ret;
-
- if ((ret = RsaFunction(out, sz, out, &outLen, RSA_PRIVATE_ENCRYPT,key)) < 0)
- sz = ret;
-
- return sz;
-}
-
-
-int RsaEncryptSize(RsaKey* key)
-{
-#ifdef HAVE_CAVIUM
- if (key->magic == CYASSL_RSA_CAVIUM_MAGIC)
- return key->c_nSz;
-#endif
- return mp_unsigned_bin_size(&key->n);
-}
-
-
-#ifdef CYASSL_KEY_GEN
-
-static const int USE_BBS = 1;
-
-static int rand_prime(mp_int* N, int len, RNG* rng, void* heap)
-{
- int err, res, type;
- byte* buf;
-
- (void)heap;
- if (N == NULL || rng == NULL)
- return BAD_FUNC_ARG;
-
- /* get type */
- if (len < 0) {
- type = USE_BBS;
- len = -len;
- } else {
- type = 0;
- }
-
- /* allow sizes between 2 and 512 bytes for a prime size */
- if (len < 2 || len > 512) {
- return BAD_FUNC_ARG;
- }
-
- /* allocate buffer to work with */
- buf = (byte*)XMALLOC(len, heap, DYNAMIC_TYPE_RSA);
- if (buf == NULL) {
- return MEMORY_E;
- }
- XMEMSET(buf, 0, len);
-
- do {
-#ifdef SHOW_GEN
- printf(".");
- fflush(stdout);
-#endif
- /* generate value */
- err = RNG_GenerateBlock(rng, buf, len);
- if (err != 0) {
- XFREE(buf, heap, DYNAMIC_TYPE_RSA);
- return err;
- }
-
- /* munge bits */
- buf[0] |= 0x80 | 0x40;
- buf[len-1] |= 0x01 | ((type & USE_BBS) ? 0x02 : 0x00);
-
- /* load value */
- if ((err = mp_read_unsigned_bin(N, buf, len)) != MP_OKAY) {
- XFREE(buf, heap, DYNAMIC_TYPE_RSA);
- return err;
- }
-
- /* test */
- if ((err = mp_prime_is_prime(N, 8, &res)) != MP_OKAY) {
- XFREE(buf, heap, DYNAMIC_TYPE_RSA);
- return err;
- }
- } while (res == MP_NO);
-
-#ifdef LTC_CLEAN_STACK
- XMEMSET(buf, 0, len);
-#endif
-
- XFREE(buf, heap, DYNAMIC_TYPE_RSA);
- return 0;
-}
-
-
-/* Make an RSA key for size bits, with e specified, 65537 is a good e */
-int MakeRsaKey(RsaKey* key, int size, long e, RNG* rng)
-{
- mp_int p, q, tmp1, tmp2, tmp3;
- int err;
-
- if (key == NULL || rng == NULL)
- return BAD_FUNC_ARG;
-
- if (size < RSA_MIN_SIZE || size > RSA_MAX_SIZE)
- return BAD_FUNC_ARG;
-
- if (e < 3 || (e & 1) == 0)
- return BAD_FUNC_ARG;
-
- if ((err = mp_init_multi(&p, &q, &tmp1, &tmp2, &tmp3, NULL)) != MP_OKAY)
- return err;
-
- err = mp_set_int(&tmp3, e);
-
- /* make p */
- if (err == MP_OKAY) {
- do {
- err = rand_prime(&p, size/16, rng, key->heap); /* size in bytes/2 */
-
- if (err == MP_OKAY)
- err = mp_sub_d(&p, 1, &tmp1); /* tmp1 = p-1 */
-
- if (err == MP_OKAY)
- err = mp_gcd(&tmp1, &tmp3, &tmp2); /* tmp2 = gcd(p-1, e) */
- } while (err == MP_OKAY && mp_cmp_d(&tmp2, 1) != 0); /* e divdes p-1 */
- }
-
- /* make q */
- if (err == MP_OKAY) {
- do {
- err = rand_prime(&q, size/16, rng, key->heap); /* size in bytes/2 */
-
- if (err == MP_OKAY)
- err = mp_sub_d(&q, 1, &tmp1); /* tmp1 = q-1 */
-
- if (err == MP_OKAY)
- err = mp_gcd(&tmp1, &tmp3, &tmp2); /* tmp2 = gcd(q-1, e) */
- } while (err == MP_OKAY && mp_cmp_d(&tmp2, 1) != 0); /* e divdes q-1 */
- }
-
- if (err == MP_OKAY)
- err = mp_init_multi(&key->n, &key->e, &key->d, &key->p, &key->q, NULL);
-
- if (err == MP_OKAY)
- err = mp_init_multi(&key->dP, &key->dQ, &key->u, NULL, NULL, NULL);
-
- if (err == MP_OKAY)
- err = mp_sub_d(&p, 1, &tmp2); /* tmp2 = p-1 */
-
- if (err == MP_OKAY)
- err = mp_lcm(&tmp1, &tmp2, &tmp1); /* tmp1 = lcm(p-1, q-1),last loop */
-
- /* make key */
- if (err == MP_OKAY)
- err = mp_set_int(&key->e, e); /* key->e = e */
-
- if (err == MP_OKAY) /* key->d = 1/e mod lcm(p-1, q-1) */
- err = mp_invmod(&key->e, &tmp1, &key->d);
-
- if (err == MP_OKAY)
- err = mp_mul(&p, &q, &key->n); /* key->n = pq */
-
- if (err == MP_OKAY)
- err = mp_sub_d(&p, 1, &tmp1);
-
- if (err == MP_OKAY)
- err = mp_sub_d(&q, 1, &tmp2);
-
- if (err == MP_OKAY)
- err = mp_mod(&key->d, &tmp1, &key->dP);
-
- if (err == MP_OKAY)
- err = mp_mod(&key->d, &tmp2, &key->dQ);
-
- if (err == MP_OKAY)
- err = mp_invmod(&q, &p, &key->u);
-
- if (err == MP_OKAY)
- err = mp_copy(&p, &key->p);
-
- if (err == MP_OKAY)
- err = mp_copy(&q, &key->q);
-
- if (err == MP_OKAY)
- key->type = RSA_PRIVATE;
-
- mp_clear(&tmp3);
- mp_clear(&tmp2);
- mp_clear(&tmp1);
- mp_clear(&q);
- mp_clear(&p);
-
- if (err != MP_OKAY) {
- FreeRsaKey(key);
- return err;
- }
-
- return 0;
-}
-
-
-#endif /* CYASSL_KEY_GEN */
-
-
-#ifdef HAVE_CAVIUM
-
-#include <cyassl/ctaocrypt/logging.h>
-#include "cavium_common.h"
-
-/* Initiliaze RSA for use with Nitrox device */
-int RsaInitCavium(RsaKey* rsa, int devId)
-{
- if (rsa == NULL)
- return -1;
-
- if (CspAllocContext(CONTEXT_SSL, &rsa->contextHandle, devId) != 0)
- return -1;
-
- rsa->devId = devId;
- rsa->magic = CYASSL_RSA_CAVIUM_MAGIC;
-
- return 0;
-}
-
-
-/* Free RSA from use with Nitrox device */
-void RsaFreeCavium(RsaKey* rsa)
-{
- if (rsa == NULL)
- return;
-
- CspFreeContext(CONTEXT_SSL, rsa->contextHandle, rsa->devId);
- rsa->magic = 0;
-}
-
-
-/* Initialize cavium RSA key */
-static int InitCaviumRsaKey(RsaKey* key, void* heap)
-{
- if (key == NULL)
- return BAD_FUNC_ARG;
-
- key->heap = heap;
- key->type = -1; /* don't know yet */
-
- key->c_n = NULL;
- key->c_e = NULL;
- key->c_d = NULL;
- key->c_p = NULL;
- key->c_q = NULL;
- key->c_dP = NULL;
- key->c_dQ = NULL;
- key->c_u = NULL;
-
- key->c_nSz = 0;
- key->c_eSz = 0;
- key->c_dSz = 0;
- key->c_pSz = 0;
- key->c_qSz = 0;
- key->c_dP_Sz = 0;
- key->c_dQ_Sz = 0;
- key->c_uSz = 0;
-
- return 0;
-}
-
-
-/* Free cavium RSA key */
-static int FreeCaviumRsaKey(RsaKey* key)
-{
- if (key == NULL)
- return BAD_FUNC_ARG;
-
- XFREE(key->c_n, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_e, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_d, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_p, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_q, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_dP, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_dQ, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
- XFREE(key->c_u, key->heap, DYNAMIC_TYPE_CAVIUM_TMP);
-
- return InitCaviumRsaKey(key, key->heap); /* reset pointers */
-}
-
-
-static int CaviumRsaPublicEncrypt(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key)
-{
- word32 requestId;
- word32 ret;
-
- if (key == NULL || in == NULL || out == NULL || outLen < (word32)key->c_nSz)
- return -1;
-
- ret = CspPkcs1v15Enc(CAVIUM_BLOCKING, BT2, key->c_nSz, key->c_eSz,
- (word16)inLen, key->c_n, key->c_e, (byte*)in, out,
- &requestId, key->devId);
- if (ret != 0) {
- CYASSL_MSG("Cavium Enc BT2 failed");
- return -1;
- }
- return key->c_nSz;
-}
-
-
-static INLINE void ato16(const byte* c, word16* u16)
-{
- *u16 = (c[0] << 8) | (c[1]);
-}
-
-
-static int CaviumRsaPrivateDecrypt(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key)
-{
- word32 requestId;
- word32 ret;
- word16 outSz = (word16)outLen;
-
- if (key == NULL || in == NULL || out == NULL || inLen != (word32)key->c_nSz)
- return -1;
-
- ret = CspPkcs1v15CrtDec(CAVIUM_BLOCKING, BT2, key->c_nSz, key->c_q,
- key->c_dQ, key->c_p, key->c_dP, key->c_u,
- (byte*)in, &outSz, out, &requestId, key->devId);
- if (ret != 0) {
- CYASSL_MSG("Cavium CRT Dec BT2 failed");
- return -1;
- }
- ato16((const byte*)&outSz, &outSz);
-
- return outSz;
-}
-
-
-static int CaviumRsaSSL_Sign(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key)
-{
- word32 requestId;
- word32 ret;
-
- if (key == NULL || in == NULL || out == NULL || inLen == 0 || outLen <
- (word32)key->c_nSz)
- return -1;
-
- ret = CspPkcs1v15CrtEnc(CAVIUM_BLOCKING, BT1, key->c_nSz, (word16)inLen,
- key->c_q, key->c_dQ, key->c_p, key->c_dP, key->c_u,
- (byte*)in, out, &requestId, key->devId);
- if (ret != 0) {
- CYASSL_MSG("Cavium CRT Enc BT1 failed");
- return -1;
- }
- return key->c_nSz;
-}
-
-
-static int CaviumRsaSSL_Verify(const byte* in, word32 inLen, byte* out,
- word32 outLen, RsaKey* key)
-{
- word32 requestId;
- word32 ret;
- word16 outSz = (word16)outLen;
-
- if (key == NULL || in == NULL || out == NULL || inLen != (word32)key->c_nSz)
- return -1;
-
- ret = CspPkcs1v15Dec(CAVIUM_BLOCKING, BT1, key->c_nSz, key->c_eSz,
- key->c_n, key->c_e, (byte*)in, &outSz, out,
- &requestId, key->devId);
- if (ret != 0) {
- CYASSL_MSG("Cavium Dec BT1 failed");
- return -1;
- }
- outSz = ntohs(outSz);
-
- return outSz;
-}
-
-
-#endif /* HAVE_CAVIUM */
-
-#endif /* NO_RSA */
+/* dummy file for autoconf */