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ecc check and adjustment to visibility

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This commit is contained in:
Jacob Barthelmeh 2014-12-29 16:38:13 -07:00
parent 64d06580c1
commit 174e2b23c2
7 changed files with 56 additions and 50 deletions
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9
cyassl/ctaocrypt/visibility.h
View File

@ -24,7 +24,13 @@
#ifndef CTAO_CRYPT_VISIBILITY_H
#define CTAO_CRYPT_VISIBILITY_H
/* fips compatibility @wc_fips */
#ifndef HAVE_FIPS
#include <wolfssl/wolfcrypt/visibility.h>
#define CYASSL_API WOLFSSL_API
#define CYASSL_LOCAL WOLFSSL_LOCAL
#else
#define BUILDING_CYASSL
/* CYASSL_API is used for the public API symbols.
It either imports or exports (or does nothing for static builds)
@ -64,5 +70,6 @@
#endif /* BUILDING_CYASSL */
#endif /* HAVE_FIPS */
#endif /* CTAO_CRYPT_VISIBILITY_H */

6
src/include.am
View File

@ -5,10 +5,10 @@
lib_LTLIBRARIES+= src/libwolfssl.la
src_libwolfssl_la_SOURCES =
src_libwolfssl_la_LDFLAGS = ${AM_LDFLAGS} -no-undefined -version-info ${CYASSL_LIBRARY_VERSION}
src_libwolfssl_la_LDFLAGS = ${AM_LDFLAGS} -no-undefined -version-info ${WOLFSSL_LIBRARY_VERSION}
src_libwolfssl_la_LIBADD = $(LIBM)
src_libwolfssl_la_CFLAGS = -DBUILDING_CYASSL $(AM_CFLAGS)
src_libwolfssl_la_CPPFLAGS = -DBUILDING_CYASSL $(AM_CPPFLAGS)
src_libwolfssl_la_CFLAGS = -DBUILDING_WOLFSSL $(AM_CFLAGS)
src_libwolfssl_la_CPPFLAGS = -DBUILDING_WOLFSSL $(AM_CPPFLAGS)
# fips first file
if BUILD_FIPS

2
src/ssl.c
View File

@ -20,7 +20,7 @@
*/
/* Name change compatibility layer */
#include <cyassl/ssl.h>
//#include <cyassl/ssl.h>
#ifdef HAVE_CONFIG_H
#include <config.h>

54
wolfcrypt/src/ecc.c
View File

@ -1499,7 +1499,7 @@ int wc_ecc_make_key_ex(RNG* rng, ecc_key* key, const ecc_set_type* dp)
ecc_point* base;
mp_int prime;
mp_int order;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
byte* buf;
#else
byte buf[ECC_MAXSIZE];
@ -1509,7 +1509,7 @@ int wc_ecc_make_key_ex(RNG* rng, ecc_key* key, const ecc_set_type* dp)
if (key == NULL || rng == NULL || dp == NULL)
return ECC_BAD_ARG_E;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
buf = (byte*)XMALLOC(ECC_MAXSIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (buf == NULL)
return MEMORY_E;
@ -1582,7 +1582,7 @@ int wc_ecc_make_key_ex(RNG* rng, ecc_key* key, const ecc_set_type* dp)
XMEMSET(buf, 0, ECC_MAXSIZE);
#endif
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -1647,13 +1647,13 @@ int wc_ecc_sign_hash(const byte* in, word32 inlen, byte* out, word32 *outlen,
word32 orderBits = mp_count_bits(&p);
/* truncate down to byte size, may be all that's needed */
if ( (CYASSL_BIT_SIZE * inlen) > orderBits)
inlen = (orderBits + CYASSL_BIT_SIZE - 1)/CYASSL_BIT_SIZE;
if ( (WOLFSSLF_BIT_SIZE * inlen) > orderBits)
inlen = (orderBits + WOLFSSLF_BIT_SIZE - 1)/WOLFSSL_BIT_SIZE;
err = mp_read_unsigned_bin(&e, (byte*)in, inlen);
/* may still need bit truncation too */
if (err == MP_OKAY && (CYASSL_BIT_SIZE * inlen) > orderBits)
mp_rshb(&e, CYASSL_BIT_SIZE - (orderBits & 0x7));
if (err == MP_OKAY && (WOLFSSLF_BIT_SIZE * inlen) > orderBits)
mp_rshb(&e, WOLFSSLF_BIT_SIZE - (orderBits & 0x7));
}
/* make up a key and export the public copy */
@ -2059,13 +2059,13 @@ int wc_ecc_verify_hash(const byte* sig, word32 siglen, const byte* hash,
unsigned int orderBits = mp_count_bits(&p);
/* truncate down to byte size, may be all that's needed */
if ( (CYASSL_BIT_SIZE * hashlen) > orderBits)
hashlen = (orderBits + CYASSL_BIT_SIZE - 1)/CYASSL_BIT_SIZE;
if ( (WOLFSSLF_BIT_SIZE * hashlen) > orderBits)
hashlen = (orderBits + WOLFSSLF_BIT_SIZE - 1)/WOLFSSL_BIT_SIZE;
err = mp_read_unsigned_bin(&e, hash, hashlen);
/* may still need bit truncation too */
if (err == MP_OKAY && (CYASSL_BIT_SIZE * hashlen) > orderBits)
mp_rshb(&e, CYASSL_BIT_SIZE - (orderBits & 0x7));
if (err == MP_OKAY && (WOLFSSLF_BIT_SIZE * hashlen) > orderBits)
mp_rshb(&e, WOLFSSLF_BIT_SIZE - (orderBits & 0x7));
}
/* w = s^-1 mod n */
@ -2154,7 +2154,7 @@ int wc_ecc_verify_hash(const byte* sig, word32 siglen, const byte* hash,
/* export public ECC key in ANSI X9.63 format */
int wc_ecc_export_x963(ecc_key* key, byte* out, word32* outLen)
{
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
byte* buf;
#else
byte buf[ECC_BUFSIZE];
@ -2185,7 +2185,7 @@ int wc_ecc_export_x963(ecc_key* key, byte* out, word32* outLen)
/* store byte 0x04 */
out[0] = 0x04;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
buf = (byte*)XMALLOC(ECC_BUFSIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (buf == NULL)
return MEMORY_E;
@ -2211,7 +2211,7 @@ int wc_ecc_export_x963(ecc_key* key, byte* out, word32* outLen)
*outLen = 1 + 2*numlen;
} while (0);
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -3349,7 +3349,7 @@ static int accel_fp_mul(int idx, mp_int* k, ecc_point *R, mp_int* modulus,
{
#define KB_SIZE 128
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
unsigned char* kb;
#else
unsigned char kb[128];
@ -3414,7 +3414,7 @@ static int accel_fp_mul(int idx, mp_int* k, ecc_point *R, mp_int* modulus,
}
/* store k */
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
kb = (unsigned char*)XMALLOC(KB_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (kb == NULL)
return MEMORY_E;
@ -3484,7 +3484,7 @@ static int accel_fp_mul(int idx, mp_int* k, ecc_point *R, mp_int* modulus,
}
}
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(kb, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -3501,7 +3501,7 @@ static int accel_fp_mul2add(int idx1, int idx2,
{
#define KB_SIZE 128
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
unsigned char* kb[2];
#else
unsigned char kb[2][128];
@ -3610,7 +3610,7 @@ static int accel_fp_mul2add(int idx1, int idx2,
}
/* store k */
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
kb[0] = (unsigned char*)XMALLOC(KB_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (kb[0] == NULL)
return MEMORY_E;
@ -3634,7 +3634,7 @@ static int accel_fp_mul2add(int idx1, int idx2,
}
/* store b */
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
kb[1] = (unsigned char*)XMALLOC(KB_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (kb[1] == NULL) {
XFREE(kb[0], NULL, DYNAMIC_TYPE_TMP_BUFFER);
@ -3723,7 +3723,7 @@ static int accel_fp_mul2add(int idx1, int idx2,
XMEMSET(kb[0], 0, KB_SIZE);
XMEMSET(kb[1], 0, KB_SIZE);
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(kb[0], NULL, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(kb[1], NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -4233,7 +4233,7 @@ int wc_ecc_encrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
word32 blockSz;
word32 digestSz;
ecEncCtx localCtx;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
byte* sharedSecret;
byte* keys;
#else
@ -4288,7 +4288,7 @@ int wc_ecc_encrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
if (*outSz < (msgSz + digestSz))
return BUFFER_E;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
sharedSecret = (byte*)XMALLOC(ECC_MAXSIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (sharedSecret == NULL)
return MEMORY_E;
@ -4366,7 +4366,7 @@ int wc_ecc_encrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
if (ret == 0)
*outSz = msgSz + digestSz;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(sharedSecret, NULL, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(keys, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
@ -4385,7 +4385,7 @@ int wc_ecc_decrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
word32 blockSz;
word32 digestSz;
ecEncCtx localCtx;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
byte* sharedSecret;
byte* keys;
#else
@ -4440,7 +4440,7 @@ int wc_ecc_decrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
if (*outSz < (msgSz - digestSz))
return BUFFER_E;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
sharedSecret = (byte*)XMALLOC(ECC_MAXSIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (sharedSecret == NULL)
return MEMORY_E;
@ -4523,7 +4523,7 @@ int wc_ecc_decrypt(ecc_key* privKey, ecc_key* pubKey, const byte* msg,
if (ret == 0)
*outSz = msgSz - digestSz;
#ifdef CYASSL_SMALL_STACK
#ifdef WOLFSSL_SMALL_STACK
XFREE(sharedSecret, NULL, DYNAMIC_TYPE_TMP_BUFFER);
XFREE(keys, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif

6
wolfssl/wolfcrypt/ecc.h
View File

@ -2,14 +2,14 @@
*
* Copyright (C) 2006-2014 wolfSSL Inc.
*
* This file is part of CyaSSL.
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* CyaSSL is free software; you can redistribute it and/or modify
* wolfSSL 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,
* wolfSSL 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.

1
wolfssl/wolfcrypt/types.h
View File

@ -22,7 +22,6 @@
/* Name change compatibility layer */
#include <cyassl/ssl.h>
#include <cyassl/ctaocrypt/types.h>
#ifndef WOLF_CRYPT_TYPES_H
#define WOLF_CRYPT_TYPES_H

28
wolfssl/wolfcrypt/visibility.h
View File

@ -31,7 +31,7 @@
WOLFSSL_LOCAL is used for non-API symbols (private).
*/
#if defined(BUILDING_WOLFSSL)
//#if defined(BUILDING_WOLFSSL)
#if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
#define WOLFSSL_API __attribute__ ((visibility("default")))
#define WOLFSSL_LOCAL __attribute__ ((visibility("hidden")))
@ -49,19 +49,19 @@
#define WOLFSSL_API
#define WOLFSSL_LOCAL
#endif /* HAVE_VISIBILITY */
#else /* BUILDING_WOLFSSL */
#if defined(_MSC_VER)
#ifdef WOLFSSL_DLL
#define WOLFSSL_API extern __declspec(dllimport)
#else
#define WOLFSSL_API
#endif
#define WOLFSSL_LOCAL
#else
#define WOLFSSL_API
#define WOLFSSL_LOCAL
#endif
#endif /* BUILDING_WOLFSSL */
//#else /* BUILDING_WOLFSSL */
// #if defined(_MSC_VER)
// #ifdef WOLFSSL_DLL
// #define WOLFSSL_API extern __declspec(dllimport)
// #else
// #define WOLFSSL_API
// #endif
// #define WOLFSSL_LOCAL
// #else
// #define WOLFSSL_API
// #define WOLFSSL_LOCAL
// #endif
//#endif /* BUILDING_WOLFSSL */
#endif /* WOLF_CRYPT_VISIBILITY_H */