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add CBC-MAC and GM OTP, not tested

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This commit is contained in:
Zhi Guan
2016-05-15 20:21:51 +02:00
parent 8c0439e7d6
commit 60d14da0cc
81 changed files with 2789 additions and 1401 deletions
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6
crypto/sms4/Makefile
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@@ -17,13 +17,13 @@ TEST=
APPS=
LIB=$(TOP)/libcrypto.a
LIBSRC=sms4_cbc.c sms4_cfb.c sms4_ecb.c sms4_ofb.c sms4_ctr.c sms4_wrap.c sms4.c
LIBOBJ=sms4_cbc.o sms4_cfb.o sms4_ecb.o sms4_ofb.o sms4_ctr.o sms4_wrap.o sms4.o
LIBSRC=sms4_cbc.c sms4_cfb.c sms4_ecb.c sms4_ofb.c sms4_ctr.c sms4_wrap.c sms4_common.c sms4_setkey.c sms4_enc.c
LIBOBJ=sms4_cbc.o sms4_cfb.o sms4_ecb.o sms4_ofb.o sms4_ctr.o sms4_wrap.o sms4_common.o sms4_setkey.o sms4_enc.o
SRC= $(LIBSRC)
EXHEADER= sms4.h
HEADER= ../../include/openssl/modes.h $(EXHEADER)
HEADER= ../../include/openssl/modes.h sms4_lcl.h $(EXHEADER)
ALL= $(GENERAL) $(SRC) $(HEADER)

20
crypto/sms4/sms4.h
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@@ -91,6 +91,26 @@ int sms4_wrap_key(sms4_key_t *key, const unsigned char *iv,
int sms4_unwrap_key(sms4_key_t *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in, unsigned int inlen);
#define SMS4_EDE_KEY_LENGTH 32
typedef struct {
sms4_key_t k1;
sms4_key_t k2;
} sms4_ede_key_t;
void sms4_ede_set_encrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
void sms4_ede_set_decrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
void sms4_ede_encrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_encrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_encrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
#ifdef __cplusplus
}
#endif

30
crypto/sms4/sms4_ede.h
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@@ -1,30 +0,0 @@
#ifndef LIBSM_SMS4_EDE_H
#define LIBSM_SMS4_EDE_H
#define SMS4_EDE_KEY_LENGTH 32
#include "sms4.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
sms4_key_t k1;
sms4_key_t k2;
} sms4_ede_key_t;
void sms4_ede_set_encrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
void sms4_ede_set_decrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
void sms4_ede_encrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_encrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_encrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
void sms4_ede_decrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
#ifdef __cplusplus
}
#endif
#endif

3
crypto/sms4/sms4_enc.c
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@@ -64,8 +64,7 @@
x4 = S32(x4); \
x4 = x0 ^ L32(x4)
void sms4_encrypt(sms4_key_t *key, const unsigned char *in, unsigned char *out)
void sms4_encrypt(const unsigned char *in, unsigned char *out, const sms4_key_t *key)
{
uint32_t *rk = key->rk;
uint32_t x0, x1, x2, x3, x4;

67
crypto/sms4/sms4_setkey.c Normal file
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@@ -0,0 +1,67 @@
#include "sms4.h"
#include "sms4_lcl.h"
static uint32_t FK[4] = {
0xa3b1bac6, 0x56aa3350, 0x677d9197, 0xb27022dc,
};
static uint32_t CK[32] = {
0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269,
0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9,
0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249,
0x50575e65, 0x6c737a81, 0x888f969d, 0xa4abb2b9,
0xc0c7ced5, 0xdce3eaf1, 0xf8ff060d, 0x141b2229,
0x30373e45, 0x4c535a61, 0x686f767d, 0x848b9299,
0xa0a7aeb5, 0xbcc3cad1, 0xd8dfe6ed, 0xf4fb0209,
0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279,
};
#define L32_(x) \
((x) ^ \
ROT32((x), 13) ^ \
ROT32((x), 23))
#define ENC_ROUND(x0, x1, x2, x3, x4, i) \
x4 = x1 ^ x2 ^ x3 ^ *(CK + i); \
x4 = S32(x4); \
x4 = x0 ^ L32_(x4); \
*(rk + i) = x4
#define DEC_ROUND(x0, x1, x2, x3, x4, i) \
x4 = x1 ^ x2 ^ x3 ^ *(CK + i); \
x4 = S32(x4); \
x4 = x0 ^ L32_(x4); \
*(rk + 31 - i) = x4
void sms4_set_encrypt_key(sms4_key_t *key, const unsigned char *user_key)
{
uint32_t *rk = key->rk;
uint32_t x0, x1, x2, x3, x4;
x0 = GET32(user_key ) ^ FK[0];
x1 = GET32(user_key + 4) ^ FK[1];
x2 = GET32(user_key + 8) ^ FK[2];
x3 = GET32(user_key + 12) ^ FK[3];
#define ROUND ENC_ROUND
ROUNDS(x0, x1, x2, x3, x4);
x0 = x1 = x2 = x3 = x4 = 0;
}
void sms4_set_decrypt_key(sms4_key_t *key, const unsigned char *user_key)
{
uint32_t *rk = key->rk;
uint32_t x0, x1, x2, x3, x4;
x0 = GET32(user_key ) ^ FK[0];
x1 = GET32(user_key + 4) ^ FK[1];
x2 = GET32(user_key + 8) ^ FK[2];
x3 = GET32(user_key + 12) ^ FK[3];
#undef ROUND
#define ROUND DEC_ROUND
ROUNDS(x0, x1, x2, x3, x4);
x0 = x1 = x2 = x3 = x4 = 0;
}