mirror of
https://github.com/openssl/openssl.git
synced 2024-12-15 06:01:37 +08:00
1023 lines
31 KiB
C
1023 lines
31 KiB
C
/* ====================================================================
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* Copyright (c) 2010 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include "modes.h"
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#include <string.h>
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#ifndef MODES_DEBUG
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# ifndef NDEBUG
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# define NDEBUG
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# endif
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#endif
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#include <assert.h>
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#if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
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typedef __int64 i64;
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typedef unsigned __int64 u64;
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#define U64(C) C##UI64
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#elif defined(__arch64__)
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typedef long i64;
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typedef unsigned long u64;
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#define U64(C) C##UL
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#else
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typedef long long i64;
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typedef unsigned long long u64;
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#define U64(C) C##ULL
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#endif
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typedef unsigned int u32;
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typedef unsigned char u8;
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typedef struct { u64 hi,lo; } u128;
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#define STRICT_ALIGNMENT
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#if defined(__i386) || defined(__i386__) || \
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defined(__x86_64) || defined(__x86_64__) || \
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defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64) || \
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defined(__s390__) || defined(__s390x__)
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# undef STRICT_ALIGNMENT
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#endif
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#if defined(__GNUC__) && __GNUC__>=2
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# if defined(__x86_64) || defined(__x86_64__)
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# define BSWAP8(x) ({ u64 ret=(x); \
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asm volatile ("bswapq %0" \
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: "+r"(ret)); ret; })
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# define BSWAP4(x) ({ u32 ret=(x); \
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asm volatile ("bswapl %0" \
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: "+r"(ret)); ret; })
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# elif defined(__i386) || defined(__i386__)
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# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \
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asm volatile ("bswapl %0; bswapl %1" \
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: "+r"(hi),"+r"(lo)); \
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(u64)hi<<32|lo; })
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# define BSWAP4(x) ({ u32 ret=(x); \
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asm volatile ("bswapl %0" \
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: "+r"(ret)); ret; })
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# endif
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#elif defined(_MSC_VER)
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# if _MSC_VER>=1300
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# pragma intrinsic(_byteswap_uint64,_byteswap_ulong)
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# define BSWAP8(x) _byteswap_uint64((u64)(x))
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# define BSWAP4(x) _byteswap_ulong((u32)(x))
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# elif defined(_M_IX86)
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# endif
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#endif
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#ifdef BSWAP4
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#define GETU32(p) BSWAP4(*(const u32 *)(p))
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#define PUTU32(p,v) *(u32 *)(p) = BSWAP4(v)
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#else
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#define GETU32(p) ((u32)(p)[0]<<24|(u32)(p)[1]<<16|(u32)(p)[2]<<8|(u32)(p)[3])
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#define PUTU32(p,v) ((p)[0]=(u8)((v)>>24),(p)[1]=(u8)((v)>>16),(p)[2]=(u8)((v)>>8),(p)[3]=(u8)(v))
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#endif
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#define PACK(s) ((size_t)(s)<<(sizeof(size_t)*8-16))
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#if 0
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static void gcm_init_8bit(u128 Htable[256], u64 H[2])
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{
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int i, j;
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u128 V;
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Htable[0].hi = 0;
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Htable[0].lo = 0;
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V.hi = H[0];
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V.lo = H[1];
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for (Htable[128]=V, i=64; i>0; i>>=1) {
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if (sizeof(size_t)==8) {
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u64 T = U64(0xe100000000000000) & (0-(V.lo&1));
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V.lo = (V.hi<<63)|(V.lo>>1);
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V.hi = (V.hi>>1 )^T;
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}
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else {
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u32 T = 0xe1000000U & (0-(u32)(V.lo&1));
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V.lo = (V.hi<<63)|(V.lo>>1);
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V.hi = (V.hi>>1) ^((u64)T<<32);
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}
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Htable[i] = V;
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}
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for (i=2; i<256; i<<=1) {
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u128 *Hi = Htable+i, H0 = *Hi;
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for (j=1; j<i; ++j) {
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Hi[j].hi = H0.hi^Htable[j].hi;
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Hi[j].lo = H0.lo^Htable[j].lo;
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}
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}
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}
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static void gcm_mul_8bit(u64 Xi[2], u128 Htable[256])
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{
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u128 Z = { 0, 0};
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const u8 *xi = (const u8 *)Xi+15;
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size_t rem, n = *xi;
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const union { long one; char little; } is_endian = {1};
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static const size_t rem_8bit[256] = {
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PACK(0x0000), PACK(0x01C2), PACK(0x0384), PACK(0x0246),
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PACK(0x0708), PACK(0x06CA), PACK(0x048C), PACK(0x054E),
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PACK(0x0E10), PACK(0x0FD2), PACK(0x0D94), PACK(0x0C56),
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PACK(0x0918), PACK(0x08DA), PACK(0x0A9C), PACK(0x0B5E),
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PACK(0x1C20), PACK(0x1DE2), PACK(0x1FA4), PACK(0x1E66),
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PACK(0x1B28), PACK(0x1AEA), PACK(0x18AC), PACK(0x196E),
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PACK(0x1230), PACK(0x13F2), PACK(0x11B4), PACK(0x1076),
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PACK(0x1538), PACK(0x14FA), PACK(0x16BC), PACK(0x177E),
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PACK(0x3840), PACK(0x3982), PACK(0x3BC4), PACK(0x3A06),
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PACK(0x3F48), PACK(0x3E8A), PACK(0x3CCC), PACK(0x3D0E),
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PACK(0x3650), PACK(0x3792), PACK(0x35D4), PACK(0x3416),
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PACK(0x3158), PACK(0x309A), PACK(0x32DC), PACK(0x331E),
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PACK(0x2460), PACK(0x25A2), PACK(0x27E4), PACK(0x2626),
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PACK(0x2368), PACK(0x22AA), PACK(0x20EC), PACK(0x212E),
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PACK(0x2A70), PACK(0x2BB2), PACK(0x29F4), PACK(0x2836),
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PACK(0x2D78), PACK(0x2CBA), PACK(0x2EFC), PACK(0x2F3E),
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PACK(0x7080), PACK(0x7142), PACK(0x7304), PACK(0x72C6),
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PACK(0x7788), PACK(0x764A), PACK(0x740C), PACK(0x75CE),
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PACK(0x7E90), PACK(0x7F52), PACK(0x7D14), PACK(0x7CD6),
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PACK(0x7998), PACK(0x785A), PACK(0x7A1C), PACK(0x7BDE),
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PACK(0x6CA0), PACK(0x6D62), PACK(0x6F24), PACK(0x6EE6),
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PACK(0x6BA8), PACK(0x6A6A), PACK(0x682C), PACK(0x69EE),
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PACK(0x62B0), PACK(0x6372), PACK(0x6134), PACK(0x60F6),
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PACK(0x65B8), PACK(0x647A), PACK(0x663C), PACK(0x67FE),
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PACK(0x48C0), PACK(0x4902), PACK(0x4B44), PACK(0x4A86),
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PACK(0x4FC8), PACK(0x4E0A), PACK(0x4C4C), PACK(0x4D8E),
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PACK(0x46D0), PACK(0x4712), PACK(0x4554), PACK(0x4496),
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PACK(0x41D8), PACK(0x401A), PACK(0x425C), PACK(0x439E),
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PACK(0x54E0), PACK(0x5522), PACK(0x5764), PACK(0x56A6),
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PACK(0x53E8), PACK(0x522A), PACK(0x506C), PACK(0x51AE),
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PACK(0x5AF0), PACK(0x5B32), PACK(0x5974), PACK(0x58B6),
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PACK(0x5DF8), PACK(0x5C3A), PACK(0x5E7C), PACK(0x5FBE),
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PACK(0xE100), PACK(0xE0C2), PACK(0xE284), PACK(0xE346),
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PACK(0xE608), PACK(0xE7CA), PACK(0xE58C), PACK(0xE44E),
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PACK(0xEF10), PACK(0xEED2), PACK(0xEC94), PACK(0xED56),
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PACK(0xE818), PACK(0xE9DA), PACK(0xEB9C), PACK(0xEA5E),
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PACK(0xFD20), PACK(0xFCE2), PACK(0xFEA4), PACK(0xFF66),
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PACK(0xFA28), PACK(0xFBEA), PACK(0xF9AC), PACK(0xF86E),
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PACK(0xF330), PACK(0xF2F2), PACK(0xF0B4), PACK(0xF176),
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PACK(0xF438), PACK(0xF5FA), PACK(0xF7BC), PACK(0xF67E),
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PACK(0xD940), PACK(0xD882), PACK(0xDAC4), PACK(0xDB06),
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PACK(0xDE48), PACK(0xDF8A), PACK(0xDDCC), PACK(0xDC0E),
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PACK(0xD750), PACK(0xD692), PACK(0xD4D4), PACK(0xD516),
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PACK(0xD058), PACK(0xD19A), PACK(0xD3DC), PACK(0xD21E),
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PACK(0xC560), PACK(0xC4A2), PACK(0xC6E4), PACK(0xC726),
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PACK(0xC268), PACK(0xC3AA), PACK(0xC1EC), PACK(0xC02E),
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PACK(0xCB70), PACK(0xCAB2), PACK(0xC8F4), PACK(0xC936),
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PACK(0xCC78), PACK(0xCDBA), PACK(0xCFFC), PACK(0xCE3E),
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PACK(0x9180), PACK(0x9042), PACK(0x9204), PACK(0x93C6),
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PACK(0x9688), PACK(0x974A), PACK(0x950C), PACK(0x94CE),
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PACK(0x9F90), PACK(0x9E52), PACK(0x9C14), PACK(0x9DD6),
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PACK(0x9898), PACK(0x995A), PACK(0x9B1C), PACK(0x9ADE),
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PACK(0x8DA0), PACK(0x8C62), PACK(0x8E24), PACK(0x8FE6),
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PACK(0x8AA8), PACK(0x8B6A), PACK(0x892C), PACK(0x88EE),
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PACK(0x83B0), PACK(0x8272), PACK(0x8034), PACK(0x81F6),
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PACK(0x84B8), PACK(0x857A), PACK(0x873C), PACK(0x86FE),
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PACK(0xA9C0), PACK(0xA802), PACK(0xAA44), PACK(0xAB86),
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PACK(0xAEC8), PACK(0xAF0A), PACK(0xAD4C), PACK(0xAC8E),
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PACK(0xA7D0), PACK(0xA612), PACK(0xA454), PACK(0xA596),
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PACK(0xA0D8), PACK(0xA11A), PACK(0xA35C), PACK(0xA29E),
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PACK(0xB5E0), PACK(0xB422), PACK(0xB664), PACK(0xB7A6),
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PACK(0xB2E8), PACK(0xB32A), PACK(0xB16C), PACK(0xB0AE),
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PACK(0xBBF0), PACK(0xBA32), PACK(0xB874), PACK(0xB9B6),
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PACK(0xBCF8), PACK(0xBD3A), PACK(0xBF7C), PACK(0xBEBE) };
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while (1) {
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Z.hi ^= Htable[n].hi;
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Z.lo ^= Htable[n].lo;
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if ((u8 *)Xi==xi) break;
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n = *(--xi);
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rem = (size_t)Z.lo&0xff;
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Z.lo = (Z.hi<<56)|(Z.lo>>8);
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Z.hi = (Z.hi>>8);
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if (sizeof(size_t)==8)
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Z.hi ^= rem_8bit[rem];
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else
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Z.hi ^= (u64)rem_8bit[rem]<<32;
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}
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if (is_endian.little) {
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#ifdef BSWAP8
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Xi[0] = BSWAP8(Z.hi);
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Xi[1] = BSWAP8(Z.lo);
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#else
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u8 *p = (u8 *)Xi;
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u32 v;
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v = (u32)(Z.hi>>32); PUTU32(p,v);
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v = (u32)(Z.hi); PUTU32(p+4,v);
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v = (u32)(Z.lo>>32); PUTU32(p+8,v);
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v = (u32)(Z.lo); PUTU32(p+12,v);
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#endif
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}
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else {
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Xi[0] = Z.hi;
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Xi[1] = Z.lo;
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}
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}
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#endif
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static void gcm_init_4bit(u128 Htable[16], u64 H[2])
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{
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int i, j;
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u128 V;
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Htable[0].hi = 0;
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Htable[0].lo = 0;
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V.hi = H[0];
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V.lo = H[1];
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for (Htable[8]=V, i=4; i>0; i>>=1) {
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if (sizeof(size_t)==8) {
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u64 T = U64(0xe100000000000000) & (0-(V.lo&1));
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V.lo = (V.hi<<63)|(V.lo>>1);
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V.hi = (V.hi>>1 )^T;
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}
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else {
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u32 T = 0xe1000000U & (0-(u32)(V.lo&1));
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V.lo = (V.hi<<63)|(V.lo>>1);
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V.hi = (V.hi>>1 )^((u64)T<<32);
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}
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Htable[i] = V;
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}
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for (i=2; i<16; i<<=1) {
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u128 *Hi = Htable+i, H0 = *Hi;
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for (j=1; j<i; ++j) {
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Hi[j].hi = H0.hi^Htable[j].hi;
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Hi[j].lo = H0.lo^Htable[j].lo;
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}
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}
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}
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static void gcm_mul_4bit(u64 Xi[2], u128 Htable[16])
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{
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u128 Z = { 0, 0};
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const u8 *xi = (const u8 *)Xi+15;
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size_t rem, nlo = *xi, nhi;
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const union { long one; char little; } is_endian = {1};
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static const size_t rem_4bit[16] = {
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PACK(0x0000), PACK(0x1C20), PACK(0x3840), PACK(0x2460),
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PACK(0x7080), PACK(0x6CA0), PACK(0x48C0), PACK(0x54E0),
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PACK(0xE100), PACK(0xFD20), PACK(0xD940), PACK(0xC560),
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PACK(0x9180), PACK(0x8DA0), PACK(0xA9C0), PACK(0xB5E0) };
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while (1) {
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nhi = nlo>>4;
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nlo &= 0xf;
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Z.hi ^= Htable[nlo].hi;
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Z.lo ^= Htable[nlo].lo;
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rem = (size_t)Z.lo&0xf;
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Z.lo = (Z.hi<<60)|(Z.lo>>4);
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Z.hi = (Z.hi>>4);
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if (sizeof(size_t)==8)
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Z.hi ^= rem_4bit[rem];
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else
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Z.hi ^= (u64)rem_4bit[rem]<<32;
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Z.hi ^= Htable[nhi].hi;
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Z.lo ^= Htable[nhi].lo;
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if ((u8 *)Xi==xi) break;
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nlo = *(--xi);
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rem = (size_t)Z.lo&0xf;
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Z.lo = (Z.hi<<60)|(Z.lo>>4);
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Z.hi = (Z.hi>>4);
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if (sizeof(size_t)==8)
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Z.hi ^= rem_4bit[rem];
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else
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Z.hi ^= (u64)rem_4bit[rem]<<32;
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}
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if (is_endian.little) {
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#ifdef BSWAP8
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Xi[0] = BSWAP8(Z.hi);
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Xi[1] = BSWAP8(Z.lo);
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#else
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u8 *p = (u8 *)Xi;
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u32 v;
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v = (u32)(Z.hi>>32); PUTU32(p,v);
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v = (u32)(Z.hi); PUTU32(p+4,v);
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v = (u32)(Z.lo>>32); PUTU32(p+8,v);
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v = (u32)(Z.lo); PUTU32(p+12,v);
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#endif
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}
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else {
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Xi[0] = Z.hi;
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Xi[1] = Z.lo;
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}
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}
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static void gcm_mul_1bit(u64 Xi[2],const u64 H[2])
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{
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u128 V,Z = { 0,0 };
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long X;
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int i,j;
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const long *xi = (const long *)Xi;
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const union { long one; char little; } is_endian = {1};
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V.hi = H[0]; /* h is in host byte order, no byte swaping */
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V.lo = H[1];
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for (j=0; j<16/sizeof(long); ++j) {
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if (is_endian.little) {
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if (sizeof(long)==8) {
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#ifdef BSWAP8
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X = (long)(BSWAP8(xi[j]));
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#else
|
|
const u8 *p = (const u8 *)(xi+j);
|
|
X = (long)((u64)GETU32(p)<<32|GETU32(p+4));
|
|
#endif
|
|
}
|
|
else {
|
|
const u8 *p = (const u8 *)(xi+j);
|
|
X = (long)GETU32(p);
|
|
}
|
|
}
|
|
else
|
|
X = xi[j];
|
|
|
|
for (i=0; i<8*sizeof(long); ++i, X<<=1) {
|
|
u64 M = (u64)(X>>(8*sizeof(long)-1));
|
|
Z.hi ^= V.hi&M;
|
|
Z.lo ^= V.lo&M;
|
|
|
|
if (sizeof(size_t)==8) {
|
|
u64 T = U64(0xe100000000000000) & (0-(V.lo&1));
|
|
V.lo = (V.hi<<63)|(V.lo>>1);
|
|
V.hi = (V.hi>>1 )^T;
|
|
}
|
|
else {
|
|
u32 T = 0xe1000000U & (0-(u32)(V.lo&1));
|
|
V.lo = (V.hi<<63)|(V.lo>>1);
|
|
V.hi = (V.hi>>1 )^((u64)T<<32);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
if (is_endian.little) {
|
|
#ifdef BSWAP8
|
|
Xi[0] = BSWAP8(Z.hi);
|
|
Xi[1] = BSWAP8(Z.lo);
|
|
#else
|
|
u8 *p = (u8 *)Xi;
|
|
u32 v;
|
|
v = (u32)(Z.hi>>32); PUTU32(p,v);
|
|
v = (u32)(Z.hi); PUTU32(p+4,v);
|
|
v = (u32)(Z.lo>>32); PUTU32(p+8,v);
|
|
v = (u32)(Z.lo); PUTU32(p+12,v);
|
|
#endif
|
|
}
|
|
else {
|
|
Xi[0] = Z.hi;
|
|
Xi[1] = Z.lo;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
#define GCM_MUL(ctx,Xi) gcm_mul_1bit(ctx->Xi.u,ctx->H.u)
|
|
#else
|
|
#define GCM_MUL(ctx,Xi) gcm_mul_4bit(ctx->Xi.u,ctx->Htable)
|
|
#endif
|
|
|
|
typedef struct {
|
|
/* Following 6 names follow names in GCM specification */
|
|
union { u64 u[2]; u32 d[4]; u8 c[16]; } Yi,EKi,EK0,
|
|
Xi,H,
|
|
len;
|
|
/* Pre-computed table used by gcm_mul_4bit */
|
|
u128 Htable[16];
|
|
unsigned int res, ctr;
|
|
block128_f block;
|
|
void *key;
|
|
} GCM128_CONTEXT;
|
|
|
|
void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block)
|
|
{
|
|
const union { long one; char little; } is_endian = {1};
|
|
|
|
memset(ctx,0,sizeof(*ctx));
|
|
ctx->block = block;
|
|
ctx->key = key;
|
|
|
|
(*block)(ctx->H.c,ctx->H.c,key);
|
|
|
|
if (is_endian.little) {
|
|
/* H is stored in host byte order */
|
|
#ifdef BSWAP8
|
|
ctx->H.u[0] = BSWAP8(ctx->H.u[0]);
|
|
ctx->H.u[1] = BSWAP8(ctx->H.u[1]);
|
|
#else
|
|
u8 *p = ctx->H.c;
|
|
u64 hi,lo;
|
|
hi = (u64)GETU32(p) <<32|GETU32(p+4);
|
|
lo = (u64)GETU32(p+8)<<32|GETU32(p+12);
|
|
ctx->H.u[0] = hi;
|
|
ctx->H.u[1] = lo;
|
|
#endif
|
|
}
|
|
|
|
gcm_init_4bit(ctx->Htable,ctx->H.u);
|
|
}
|
|
|
|
void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx,const unsigned char *iv,size_t len)
|
|
{
|
|
const union { long one; char little; } is_endian = {1};
|
|
|
|
ctx->Yi.u[0] = 0;
|
|
ctx->Yi.u[1] = 0;
|
|
ctx->Xi.u[0] = 0;
|
|
ctx->Xi.u[1] = 0;
|
|
ctx->len.u[0] = 0;
|
|
ctx->len.u[1] = 0;
|
|
ctx->res = 0;
|
|
|
|
if (len==12) {
|
|
memcpy(ctx->Yi.c,iv,12);
|
|
ctx->Yi.c[15]=1;
|
|
ctx->ctr=1;
|
|
}
|
|
else {
|
|
size_t i;
|
|
u64 len0 = len;
|
|
|
|
while (len>=16) {
|
|
for (i=0; i<16; ++i) ctx->Yi.c[i] ^= iv[i];
|
|
GCM_MUL(ctx,Yi);
|
|
iv += 16;
|
|
len -= 16;
|
|
}
|
|
if (len) {
|
|
for (i=0; i<len; ++i) ctx->Yi.c[i] ^= iv[i];
|
|
GCM_MUL(ctx,Yi);
|
|
}
|
|
len0 <<= 3;
|
|
if (is_endian.little) {
|
|
#ifdef BSWAP8
|
|
ctx->Yi.u[1] ^= BSWAP8(len0);
|
|
#else
|
|
ctx->Yi.c[8] ^= (u8)(len0>>56);
|
|
ctx->Yi.c[9] ^= (u8)(len0>>48);
|
|
ctx->Yi.c[10] ^= (u8)(len0>>40);
|
|
ctx->Yi.c[11] ^= (u8)(len0>>32);
|
|
ctx->Yi.c[12] ^= (u8)(len0>>24);
|
|
ctx->Yi.c[13] ^= (u8)(len0>>16);
|
|
ctx->Yi.c[14] ^= (u8)(len0>>8);
|
|
ctx->Yi.c[15] ^= (u8)(len0);
|
|
#endif
|
|
}
|
|
else
|
|
ctx->Yi.u[1] ^= len0;
|
|
|
|
GCM_MUL(ctx,Yi);
|
|
|
|
if (is_endian.little)
|
|
ctx->ctr = GETU32(ctx->Yi.c+12);
|
|
else
|
|
ctx->ctr = ctx->Yi.d[3];
|
|
}
|
|
|
|
(*ctx->block)(ctx->Yi.c,ctx->EK0.c,ctx->key);
|
|
}
|
|
|
|
void CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx,const unsigned char *aad,size_t len)
|
|
{
|
|
size_t i;
|
|
|
|
ctx->len.u[0] += len;
|
|
|
|
while (len>=16) {
|
|
for (i=0; i<16; ++i) ctx->Xi.c[i] ^= aad[i];
|
|
GCM_MUL(ctx,Xi);
|
|
aad += 16;
|
|
len -= 16;
|
|
}
|
|
|
|
if (len) {
|
|
for (i=0; i<len; ++i) ctx->Xi.c[i] ^= aad[i];
|
|
GCM_MUL(ctx,Xi);
|
|
}
|
|
}
|
|
|
|
void CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
|
|
const unsigned char *in, unsigned char *out,
|
|
size_t len)
|
|
{
|
|
const union { long one; char little; } is_endian = {1};
|
|
unsigned int n, ctr;
|
|
size_t i;
|
|
|
|
ctx->len.u[1] += len;
|
|
n = ctx->res;
|
|
ctr = ctx->ctr;
|
|
|
|
#if !defined(OPENSSL_SMALL_FOOTPRINT)
|
|
if (16%sizeof(size_t) == 0) do { /* always true actually */
|
|
if (n) {
|
|
while (n && len) {
|
|
ctx->Xi.c[n] ^= *(out++) = *(in++)^ctx->EKi.c[n];
|
|
--len;
|
|
n = (n+1)%16;
|
|
}
|
|
if (n==0) GCM_MUL(ctx,Xi);
|
|
else {
|
|
ctx->res = n;
|
|
return;
|
|
}
|
|
}
|
|
|
|
#if defined(STRICT_ALIGNMENT)
|
|
if (((size_t)in|(size_t)out)%sizeof(size_t) != 0)
|
|
break;
|
|
#endif
|
|
while (len>=16) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
for (i=0; i<16; i+=sizeof(size_t))
|
|
*(size_t *)(ctx->Xi.c+i) ^=
|
|
*(size_t *)(out+i) =
|
|
*(size_t *)(in+i)^*(size_t *)(ctx->EKi.c+i);
|
|
GCM_MUL(ctx,Xi);
|
|
out += 16;
|
|
in += 16;
|
|
len -= 16;
|
|
}
|
|
|
|
if (len) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
while (len--) {
|
|
ctx->Xi.c[n] ^= out[n] = in[n]^ctx->EKi.c[n];
|
|
++n;
|
|
}
|
|
}
|
|
|
|
ctx->res = n;
|
|
ctx->ctr = ctr;
|
|
return;
|
|
} while(0);
|
|
#endif
|
|
for (i=0;i<len;++i) {
|
|
if (n==0) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
}
|
|
ctx->Xi.c[n] ^= out[i] = in[i]^ctx->EKi.c[n];
|
|
n = (n+1)%16;
|
|
if (n==0)
|
|
GCM_MUL(ctx,Xi);
|
|
}
|
|
|
|
ctx->res = n;
|
|
ctx->ctr = ctr;
|
|
}
|
|
|
|
void CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
|
|
const unsigned char *in, unsigned char *out,
|
|
size_t len)
|
|
{
|
|
const union { long one; char little; } is_endian = {1};
|
|
unsigned int n, ctr;
|
|
size_t i;
|
|
|
|
ctx->len.u[1] += len;
|
|
n = ctx->res;
|
|
ctr = ctx->ctr;
|
|
|
|
#if !defined(OPENSSL_SMALL_FOOTPRINT)
|
|
if (16%sizeof(size_t) == 0) do { /* always true actually */
|
|
if (n) {
|
|
while (n && len) {
|
|
u8 c = *(in++);
|
|
*(out++) = c^ctx->EKi.c[n];
|
|
ctx->Xi.c[n] ^= c;
|
|
--len;
|
|
n = (n+1)%16;
|
|
}
|
|
if (n==0) GCM_MUL (ctx,Xi);
|
|
else {
|
|
ctx->res = n;
|
|
return;
|
|
}
|
|
}
|
|
|
|
#if defined(STRICT_ALIGNMENT)
|
|
if (((size_t)in|(size_t)out)%sizeof(size_t) != 0)
|
|
break;
|
|
#endif
|
|
while (len>=16) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
for (i=0; i<16; i+=sizeof(size_t)) {
|
|
size_t c = *(size_t *)(in+i);
|
|
*(size_t *)(out+i) = c^*(size_t *)(ctx->EKi.c+i);
|
|
*(size_t *)(ctx->Xi.c+i) ^= c;
|
|
}
|
|
GCM_MUL (ctx,Xi);
|
|
out += 16;
|
|
in += 16;
|
|
len -= 16;
|
|
}
|
|
|
|
if (len) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
while (len--) {
|
|
u8 c = in[n];
|
|
ctx->Xi.c[n] ^= c;
|
|
out[n] = c^ctx->EKi.c[n];
|
|
++n;
|
|
}
|
|
}
|
|
|
|
ctx->res = n;
|
|
ctx->ctr = ctr;
|
|
return;
|
|
} while(0);
|
|
#endif
|
|
for (i=0;i<len;++i) {
|
|
u8 c;
|
|
if (n==0) {
|
|
++ctr;
|
|
if (is_endian.little)
|
|
PUTU32(ctx->Yi.c+12,ctr);
|
|
else
|
|
ctx->Yi.d[3] = ctr;
|
|
(*ctx->block)(ctx->Yi.c,ctx->EKi.c,ctx->key);
|
|
}
|
|
c = in[i];
|
|
out[i] ^= ctx->EKi.c[n];
|
|
ctx->Xi.c[n] ^= c;
|
|
n = (n+1)%16;
|
|
if (n==0)
|
|
GCM_MUL(ctx,Xi);
|
|
}
|
|
|
|
ctx->res = n;
|
|
ctx->ctr = ctr;
|
|
}
|
|
|
|
void CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx)
|
|
{
|
|
const union { long one; char little; } is_endian = {1};
|
|
u64 alen = ctx->len.u[0]<<3;
|
|
u64 clen = ctx->len.u[1]<<3;
|
|
|
|
if (ctx->res)
|
|
GCM_MUL(ctx,Xi);
|
|
|
|
if (is_endian.little) {
|
|
#ifdef BSWAP8
|
|
alen = BSWAP8(alen);
|
|
clen = BSWAP8(clen);
|
|
#else
|
|
u8 *p = ctx->len.c;
|
|
|
|
ctx->len.u[0] = alen;
|
|
ctx->len.u[1] = clen;
|
|
|
|
alen = (u64)GETU32(p) <<32|GETU32(p+4);
|
|
clen = (u64)GETU32(p+8)<<32|GETU32(p+12);
|
|
#endif
|
|
}
|
|
|
|
ctx->Xi.u[0] ^= alen;
|
|
ctx->Xi.u[1] ^= clen;
|
|
GCM_MUL(ctx,Xi);
|
|
|
|
ctx->Xi.u[0] ^= ctx->EK0.u[0];
|
|
ctx->Xi.u[1] ^= ctx->EK0.u[1];
|
|
}
|
|
|
|
#if defined(SELFTEST)
|
|
#include <stdio.h>
|
|
#include <openssl/aes.h>
|
|
|
|
/* Test Case 1 */
|
|
static const u8 K1[16],
|
|
*P1=NULL,
|
|
*A1=NULL,
|
|
IV1[12],
|
|
*C1=NULL,
|
|
T1[]= {0x58,0xe2,0xfc,0xce,0xfa,0x7e,0x30,0x61,0x36,0x7f,0x1d,0x57,0xa4,0xe7,0x45,0x5a};
|
|
/* Test Case 2 */
|
|
#define K2 K1
|
|
#define A2 A1
|
|
#define IV2 IV1
|
|
static const u8 P2[16],
|
|
C2[]= {0x03,0x88,0xda,0xce,0x60,0xb6,0xa3,0x92,0xf3,0x28,0xc2,0xb9,0x71,0xb2,0xfe,0x78},
|
|
T2[]= {0xab,0x6e,0x47,0xd4,0x2c,0xec,0x13,0xbd,0xf5,0x3a,0x67,0xb2,0x12,0x57,0xbd,0xdf};
|
|
|
|
/* Test Case 3 */
|
|
#define A3 A2
|
|
static const u8 K3[]= {0xfe,0xff,0xe9,0x92,0x86,0x65,0x73,0x1c,0x6d,0x6a,0x8f,0x94,0x67,0x30,0x83,0x08},
|
|
P3[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39,0x1a,0xaf,0xd2,0x55},
|
|
IV3[]= {0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad,0xde,0xca,0xf8,0x88},
|
|
C3[]= {0x42,0x83,0x1e,0xc2,0x21,0x77,0x74,0x24,0x4b,0x72,0x21,0xb7,0x84,0xd0,0xd4,0x9c,
|
|
0xe3,0xaa,0x21,0x2f,0x2c,0x02,0xa4,0xe0,0x35,0xc1,0x7e,0x23,0x29,0xac,0xa1,0x2e,
|
|
0x21,0xd5,0x14,0xb2,0x54,0x66,0x93,0x1c,0x7d,0x8f,0x6a,0x5a,0xac,0x84,0xaa,0x05,
|
|
0x1b,0xa3,0x0b,0x39,0x6a,0x0a,0xac,0x97,0x3d,0x58,0xe0,0x91,0x47,0x3f,0x59,0x85},
|
|
T3[]= {0x4d,0x5c,0x2a,0xf3,0x27,0xcd,0x64,0xa6,0x2c,0xf3,0x5a,0xbd,0x2b,0xa6,0xfa,0xb4,};
|
|
|
|
/* Test Case 4 */
|
|
#define K4 K3
|
|
#define IV4 IV3
|
|
static const u8 P4[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39},
|
|
A4[]= {0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,
|
|
0xab,0xad,0xda,0xd2},
|
|
C4[]= {0x42,0x83,0x1e,0xc2,0x21,0x77,0x74,0x24,0x4b,0x72,0x21,0xb7,0x84,0xd0,0xd4,0x9c,
|
|
0xe3,0xaa,0x21,0x2f,0x2c,0x02,0xa4,0xe0,0x35,0xc1,0x7e,0x23,0x29,0xac,0xa1,0x2e,
|
|
0x21,0xd5,0x14,0xb2,0x54,0x66,0x93,0x1c,0x7d,0x8f,0x6a,0x5a,0xac,0x84,0xaa,0x05,
|
|
0x1b,0xa3,0x0b,0x39,0x6a,0x0a,0xac,0x97,0x3d,0x58,0xe0,0x91},
|
|
T4[]= {0x5b,0xc9,0x4f,0xbc,0x32,0x21,0xa5,0xdb,0x94,0xfa,0xe9,0x5a,0xe7,0x12,0x1a,0x47};
|
|
|
|
/* Test Case 5 */
|
|
#define K5 K4
|
|
#define P5 P4
|
|
static const u8 A5[]= {0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,
|
|
0xab,0xad,0xda,0xd2},
|
|
IV5[]= {0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad},
|
|
C5[]= {0x61,0x35,0x3b,0x4c,0x28,0x06,0x93,0x4a,0x77,0x7f,0xf5,0x1f,0xa2,0x2a,0x47,0x55,
|
|
0x69,0x9b,0x2a,0x71,0x4f,0xcd,0xc6,0xf8,0x37,0x66,0xe5,0xf9,0x7b,0x6c,0x74,0x23,
|
|
0x73,0x80,0x69,0x00,0xe4,0x9f,0x24,0xb2,0x2b,0x09,0x75,0x44,0xd4,0x89,0x6b,0x42,
|
|
0x49,0x89,0xb5,0xe1,0xeb,0xac,0x0f,0x07,0xc2,0x3f,0x45,0x98},
|
|
T5[]= {0x36,0x12,0xd2,0xe7,0x9e,0x3b,0x07,0x85,0x56,0x1b,0xe1,0x4a,0xac,0xa2,0xfc,0xcb};
|
|
/* Test Case 6 */
|
|
#define K6 K5
|
|
#define P6 P5
|
|
#define A6 A5
|
|
static const u8 IV6[]= {0x93,0x13,0x22,0x5d,0xf8,0x84,0x06,0xe5,0x55,0x90,0x9c,0x5a,0xff,0x52,0x69,0xaa,
|
|
0x6a,0x7a,0x95,0x38,0x53,0x4f,0x7d,0xa1,0xe4,0xc3,0x03,0xd2,0xa3,0x18,0xa7,0x28,
|
|
0xc3,0xc0,0xc9,0x51,0x56,0x80,0x95,0x39,0xfc,0xf0,0xe2,0x42,0x9a,0x6b,0x52,0x54,
|
|
0x16,0xae,0xdb,0xf5,0xa0,0xde,0x6a,0x57,0xa6,0x37,0xb3,0x9b},
|
|
C6[]= {0x8c,0xe2,0x49,0x98,0x62,0x56,0x15,0xb6,0x03,0xa0,0x33,0xac,0xa1,0x3f,0xb8,0x94,
|
|
0xbe,0x91,0x12,0xa5,0xc3,0xa2,0x11,0xa8,0xba,0x26,0x2a,0x3c,0xca,0x7e,0x2c,0xa7,
|
|
0x01,0xe4,0xa9,0xa4,0xfb,0xa4,0x3c,0x90,0xcc,0xdc,0xb2,0x81,0xd4,0x8c,0x7c,0x6f,
|
|
0xd6,0x28,0x75,0xd2,0xac,0xa4,0x17,0x03,0x4c,0x34,0xae,0xe5},
|
|
T6[]= {0x61,0x9c,0xc5,0xae,0xff,0xfe,0x0b,0xfa,0x46,0x2a,0xf4,0x3c,0x16,0x99,0xd0,0x50};
|
|
|
|
/* Test Case 7 */
|
|
static const u8 K7[24],
|
|
*P7=NULL,
|
|
*A7=NULL,
|
|
IV7[12],
|
|
*C7=NULL,
|
|
T7[]= {0xcd,0x33,0xb2,0x8a,0xc7,0x73,0xf7,0x4b,0xa0,0x0e,0xd1,0xf3,0x12,0x57,0x24,0x35};
|
|
|
|
/* Test Case 8 */
|
|
#define K8 K7
|
|
#define IV8 IV7
|
|
#define A8 A7
|
|
static const u8 P8[16],
|
|
C8[]= {0x98,0xe7,0x24,0x7c,0x07,0xf0,0xfe,0x41,0x1c,0x26,0x7e,0x43,0x84,0xb0,0xf6,0x00},
|
|
T8[]= {0x2f,0xf5,0x8d,0x80,0x03,0x39,0x27,0xab,0x8e,0xf4,0xd4,0x58,0x75,0x14,0xf0,0xfb};
|
|
|
|
/* Test Case 9 */
|
|
#define A9 A8
|
|
static const u8 K9[]= {0xfe,0xff,0xe9,0x92,0x86,0x65,0x73,0x1c,0x6d,0x6a,0x8f,0x94,0x67,0x30,0x83,0x08,
|
|
0xfe,0xff,0xe9,0x92,0x86,0x65,0x73,0x1c},
|
|
P9[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39,0x1a,0xaf,0xd2,0x55},
|
|
IV9[]= {0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad,0xde,0xca,0xf8,0x88},
|
|
C9[]= {0x39,0x80,0xca,0x0b,0x3c,0x00,0xe8,0x41,0xeb,0x06,0xfa,0xc4,0x87,0x2a,0x27,0x57,
|
|
0x85,0x9e,0x1c,0xea,0xa6,0xef,0xd9,0x84,0x62,0x85,0x93,0xb4,0x0c,0xa1,0xe1,0x9c,
|
|
0x7d,0x77,0x3d,0x00,0xc1,0x44,0xc5,0x25,0xac,0x61,0x9d,0x18,0xc8,0x4a,0x3f,0x47,
|
|
0x18,0xe2,0x44,0x8b,0x2f,0xe3,0x24,0xd9,0xcc,0xda,0x27,0x10,0xac,0xad,0xe2,0x56},
|
|
T9[]= {0x99,0x24,0xa7,0xc8,0x58,0x73,0x36,0xbf,0xb1,0x18,0x02,0x4d,0xb8,0x67,0x4a,0x14};
|
|
|
|
/* Test Case 10 */
|
|
#define K10 K9
|
|
#define IV10 IV9
|
|
static const u8 P10[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39},
|
|
A10[]= {0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,
|
|
0xab,0xad,0xda,0xd2},
|
|
C10[]= {0x39,0x80,0xca,0x0b,0x3c,0x00,0xe8,0x41,0xeb,0x06,0xfa,0xc4,0x87,0x2a,0x27,0x57,
|
|
0x85,0x9e,0x1c,0xea,0xa6,0xef,0xd9,0x84,0x62,0x85,0x93,0xb4,0x0c,0xa1,0xe1,0x9c,
|
|
0x7d,0x77,0x3d,0x00,0xc1,0x44,0xc5,0x25,0xac,0x61,0x9d,0x18,0xc8,0x4a,0x3f,0x47,
|
|
0x18,0xe2,0x44,0x8b,0x2f,0xe3,0x24,0xd9,0xcc,0xda,0x27,0x10},
|
|
T10[]= {0x25,0x19,0x49,0x8e,0x80,0xf1,0x47,0x8f,0x37,0xba,0x55,0xbd,0x6d,0x27,0x61,0x8c};
|
|
|
|
/* Test Case 11 */
|
|
#define K11 K10
|
|
#define P11 P10
|
|
#define A11 A10
|
|
static const u8 IV11[]={0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad},
|
|
C11[]= {0x0f,0x10,0xf5,0x99,0xae,0x14,0xa1,0x54,0xed,0x24,0xb3,0x6e,0x25,0x32,0x4d,0xb8,
|
|
0xc5,0x66,0x63,0x2e,0xf2,0xbb,0xb3,0x4f,0x83,0x47,0x28,0x0f,0xc4,0x50,0x70,0x57,
|
|
0xfd,0xdc,0x29,0xdf,0x9a,0x47,0x1f,0x75,0xc6,0x65,0x41,0xd4,0xd4,0xda,0xd1,0xc9,
|
|
0xe9,0x3a,0x19,0xa5,0x8e,0x8b,0x47,0x3f,0xa0,0xf0,0x62,0xf7},
|
|
T11[]= {0x65,0xdc,0xc5,0x7f,0xcf,0x62,0x3a,0x24,0x09,0x4f,0xcc,0xa4,0x0d,0x35,0x33,0xf8};
|
|
|
|
/* Test Case 12 */
|
|
#define K12 K11
|
|
#define P12 P11
|
|
#define A12 A11
|
|
static const u8 IV12[]={0x93,0x13,0x22,0x5d,0xf8,0x84,0x06,0xe5,0x55,0x90,0x9c,0x5a,0xff,0x52,0x69,0xaa,
|
|
0x6a,0x7a,0x95,0x38,0x53,0x4f,0x7d,0xa1,0xe4,0xc3,0x03,0xd2,0xa3,0x18,0xa7,0x28,
|
|
0xc3,0xc0,0xc9,0x51,0x56,0x80,0x95,0x39,0xfc,0xf0,0xe2,0x42,0x9a,0x6b,0x52,0x54,
|
|
0x16,0xae,0xdb,0xf5,0xa0,0xde,0x6a,0x57,0xa6,0x37,0xb3,0x9b},
|
|
C12[]= {0xd2,0x7e,0x88,0x68,0x1c,0xe3,0x24,0x3c,0x48,0x30,0x16,0x5a,0x8f,0xdc,0xf9,0xff,
|
|
0x1d,0xe9,0xa1,0xd8,0xe6,0xb4,0x47,0xef,0x6e,0xf7,0xb7,0x98,0x28,0x66,0x6e,0x45,
|
|
0x81,0xe7,0x90,0x12,0xaf,0x34,0xdd,0xd9,0xe2,0xf0,0x37,0x58,0x9b,0x29,0x2d,0xb3,
|
|
0xe6,0x7c,0x03,0x67,0x45,0xfa,0x22,0xe7,0xe9,0xb7,0x37,0x3b},
|
|
T12[]= {0xdc,0xf5,0x66,0xff,0x29,0x1c,0x25,0xbb,0xb8,0x56,0x8f,0xc3,0xd3,0x76,0xa6,0xd9};
|
|
|
|
/* Test Case 13 */
|
|
static const u8 K13[32],
|
|
*P13=NULL,
|
|
*A13=NULL,
|
|
IV13[12],
|
|
*C13=NULL,
|
|
T13[]={0x53,0x0f,0x8a,0xfb,0xc7,0x45,0x36,0xb9,0xa9,0x63,0xb4,0xf1,0xc4,0xcb,0x73,0x8b};
|
|
|
|
/* Test Case 14 */
|
|
#define K14 K13
|
|
#define A14 A13
|
|
static const u8 P14[16],
|
|
IV14[12],
|
|
C14[]= {0xce,0xa7,0x40,0x3d,0x4d,0x60,0x6b,0x6e,0x07,0x4e,0xc5,0xd3,0xba,0xf3,0x9d,0x18},
|
|
T14[]= {0xd0,0xd1,0xc8,0xa7,0x99,0x99,0x6b,0xf0,0x26,0x5b,0x98,0xb5,0xd4,0x8a,0xb9,0x19};
|
|
|
|
/* Test Case 15 */
|
|
#define A15 A14
|
|
static const u8 K15[]= {0xfe,0xff,0xe9,0x92,0x86,0x65,0x73,0x1c,0x6d,0x6a,0x8f,0x94,0x67,0x30,0x83,0x08,
|
|
0xfe,0xff,0xe9,0x92,0x86,0x65,0x73,0x1c,0x6d,0x6a,0x8f,0x94,0x67,0x30,0x83,0x08},
|
|
P15[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39,0x1a,0xaf,0xd2,0x55},
|
|
IV15[]={0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad,0xde,0xca,0xf8,0x88},
|
|
C15[]= {0x52,0x2d,0xc1,0xf0,0x99,0x56,0x7d,0x07,0xf4,0x7f,0x37,0xa3,0x2a,0x84,0x42,0x7d,
|
|
0x64,0x3a,0x8c,0xdc,0xbf,0xe5,0xc0,0xc9,0x75,0x98,0xa2,0xbd,0x25,0x55,0xd1,0xaa,
|
|
0x8c,0xb0,0x8e,0x48,0x59,0x0d,0xbb,0x3d,0xa7,0xb0,0x8b,0x10,0x56,0x82,0x88,0x38,
|
|
0xc5,0xf6,0x1e,0x63,0x93,0xba,0x7a,0x0a,0xbc,0xc9,0xf6,0x62,0x89,0x80,0x15,0xad},
|
|
T15[]= {0xb0,0x94,0xda,0xc5,0xd9,0x34,0x71,0xbd,0xec,0x1a,0x50,0x22,0x70,0xe3,0xcc,0x6c};
|
|
|
|
/* Test Case 16 */
|
|
#define K16 K15
|
|
#define IV16 IV15
|
|
static const u8 P16[]= {0xd9,0x31,0x32,0x25,0xf8,0x84,0x06,0xe5,0xa5,0x59,0x09,0xc5,0xaf,0xf5,0x26,0x9a,
|
|
0x86,0xa7,0xa9,0x53,0x15,0x34,0xf7,0xda,0x2e,0x4c,0x30,0x3d,0x8a,0x31,0x8a,0x72,
|
|
0x1c,0x3c,0x0c,0x95,0x95,0x68,0x09,0x53,0x2f,0xcf,0x0e,0x24,0x49,0xa6,0xb5,0x25,
|
|
0xb1,0x6a,0xed,0xf5,0xaa,0x0d,0xe6,0x57,0xba,0x63,0x7b,0x39},
|
|
A16[]= {0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,0xfe,0xed,0xfa,0xce,0xde,0xad,0xbe,0xef,
|
|
0xab,0xad,0xda,0xd2},
|
|
C16[]= {0x52,0x2d,0xc1,0xf0,0x99,0x56,0x7d,0x07,0xf4,0x7f,0x37,0xa3,0x2a,0x84,0x42,0x7d,
|
|
0x64,0x3a,0x8c,0xdc,0xbf,0xe5,0xc0,0xc9,0x75,0x98,0xa2,0xbd,0x25,0x55,0xd1,0xaa,
|
|
0x8c,0xb0,0x8e,0x48,0x59,0x0d,0xbb,0x3d,0xa7,0xb0,0x8b,0x10,0x56,0x82,0x88,0x38,
|
|
0xc5,0xf6,0x1e,0x63,0x93,0xba,0x7a,0x0a,0xbc,0xc9,0xf6,0x62},
|
|
T16[]= {0x76,0xfc,0x6e,0xce,0x0f,0x4e,0x17,0x68,0xcd,0xdf,0x88,0x53,0xbb,0x2d,0x55,0x1b};
|
|
|
|
/* Test Case 17 */
|
|
#define K17 K16
|
|
#define P17 P16
|
|
#define A17 A16
|
|
static const u8 IV17[]={0xca,0xfe,0xba,0xbe,0xfa,0xce,0xdb,0xad},
|
|
C17[]= {0xc3,0x76,0x2d,0xf1,0xca,0x78,0x7d,0x32,0xae,0x47,0xc1,0x3b,0xf1,0x98,0x44,0xcb,
|
|
0xaf,0x1a,0xe1,0x4d,0x0b,0x97,0x6a,0xfa,0xc5,0x2f,0xf7,0xd7,0x9b,0xba,0x9d,0xe0,
|
|
0xfe,0xb5,0x82,0xd3,0x39,0x34,0xa4,0xf0,0x95,0x4c,0xc2,0x36,0x3b,0xc7,0x3f,0x78,
|
|
0x62,0xac,0x43,0x0e,0x64,0xab,0xe4,0x99,0xf4,0x7c,0x9b,0x1f},
|
|
T17[]= {0x3a,0x33,0x7d,0xbf,0x46,0xa7,0x92,0xc4,0x5e,0x45,0x49,0x13,0xfe,0x2e,0xa8,0xf2};
|
|
|
|
/* Test Case 18 */
|
|
#define K18 K17
|
|
#define P18 P17
|
|
#define A18 A17
|
|
static const u8 IV18[]={0x93,0x13,0x22,0x5d,0xf8,0x84,0x06,0xe5,0x55,0x90,0x9c,0x5a,0xff,0x52,0x69,0xaa,
|
|
0x6a,0x7a,0x95,0x38,0x53,0x4f,0x7d,0xa1,0xe4,0xc3,0x03,0xd2,0xa3,0x18,0xa7,0x28,
|
|
0xc3,0xc0,0xc9,0x51,0x56,0x80,0x95,0x39,0xfc,0xf0,0xe2,0x42,0x9a,0x6b,0x52,0x54,
|
|
0x16,0xae,0xdb,0xf5,0xa0,0xde,0x6a,0x57,0xa6,0x37,0xb3,0x9b},
|
|
C18[]= {0x5a,0x8d,0xef,0x2f,0x0c,0x9e,0x53,0xf1,0xf7,0x5d,0x78,0x53,0x65,0x9e,0x2a,0x20,
|
|
0xee,0xb2,0xb2,0x2a,0xaf,0xde,0x64,0x19,0xa0,0x58,0xab,0x4f,0x6f,0x74,0x6b,0xf4,
|
|
0x0f,0xc0,0xc3,0xb7,0x80,0xf2,0x44,0x45,0x2d,0xa3,0xeb,0xf1,0xc5,0xd8,0x2c,0xde,
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|
0xa2,0x41,0x89,0x97,0x20,0x0e,0xf8,0x2e,0x44,0xae,0x7e,0x3f},
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T18[]= {0xa4,0x4a,0x82,0x66,0xee,0x1c,0x8e,0xb0,0xc8,0xb5,0xd4,0xcf,0x5a,0xe9,0xf1,0x9a};
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#define TEST_CASE(n) do { \
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u8 out[sizeof(P##n)]; \
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AES_set_encrypt_key(K##n,sizeof(K##n)*8,&key); \
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CRYPTO_gcm128_init(&ctx,&key,(block128_f)AES_encrypt); \
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|
CRYPTO_gcm128_setiv(&ctx,IV##n,sizeof(IV##n)); \
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|
if (A##n) CRYPTO_gcm128_aad(&ctx,A##n,sizeof(A##n)); \
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|
if (P##n) CRYPTO_gcm128_encrypt(&ctx,P##n,out,sizeof(out)); \
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|
CRYPTO_gcm128_finish(&ctx); \
|
|
if (memcmp(ctx.Xi.c,T##n,16) || (C##n && memcmp(out,C##n,sizeof(out)))) \
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|
ret++, printf ("encrypt test#%d failed.\n",##n);\
|
|
CRYPTO_gcm128_setiv(&ctx,IV##n,sizeof(IV##n)); \
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|
if (A##n) CRYPTO_gcm128_aad(&ctx,A##n,sizeof(A##n)); \
|
|
if (C##n) CRYPTO_gcm128_decrypt(&ctx,C##n,out,sizeof(out)); \
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|
CRYPTO_gcm128_finish(&ctx); \
|
|
if (memcmp(ctx.Xi.c,T##n,16) || (P##n && memcmp(out,P##n,sizeof(out)))) \
|
|
ret++, printf ("decrypt test#%d failed.\n",##n);\
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|
} while(0)
|
|
|
|
int main()
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|
{
|
|
GCM128_CONTEXT ctx;
|
|
AES_KEY key;
|
|
int ret=0;
|
|
|
|
TEST_CASE(1);
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|
TEST_CASE(2);
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|
TEST_CASE(3);
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|
TEST_CASE(4);
|
|
TEST_CASE(5);
|
|
TEST_CASE(6);
|
|
TEST_CASE(7);
|
|
TEST_CASE(8);
|
|
TEST_CASE(9);
|
|
TEST_CASE(10);
|
|
TEST_CASE(11);
|
|
TEST_CASE(12);
|
|
TEST_CASE(13);
|
|
TEST_CASE(14);
|
|
TEST_CASE(15);
|
|
TEST_CASE(16);
|
|
TEST_CASE(17);
|
|
TEST_CASE(18);
|
|
|
|
return ret;
|
|
}
|
|
#endif
|