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-rw-r--r--crypto/camellia/camellia.c130
1 files changed, 33 insertions, 97 deletions
diff --git a/crypto/camellia/camellia.c b/crypto/camellia/camellia.c
index 63505464a8..491c26b39e 100644
--- a/crypto/camellia/camellia.c
+++ b/crypto/camellia/camellia.c
@@ -76,12 +76,7 @@
#include "camellia.h"
#include "cmll_locl.h"
-/*
- * must be defined uint32_t
- */
-
/* key constants */
-
#define CAMELLIA_SIGMA1L (0xA09E667FL)
#define CAMELLIA_SIGMA1R (0x3BCC908BL)
#define CAMELLIA_SIGMA2L (0xB67AE858L)
@@ -100,18 +95,9 @@
*/
/* e is pointer of subkey */
-#ifdef L_ENDIAN
-
-#define CamelliaSubkeyL(INDEX) (subkey[(INDEX)*2 + 1])
-#define CamelliaSubkeyR(INDEX) (subkey[(INDEX)*2])
-
-#else /* big endian */
-
#define CamelliaSubkeyL(INDEX) (subkey[(INDEX)*2])
#define CamelliaSubkeyR(INDEX) (subkey[(INDEX)*2 + 1])
-#endif /* IS_LITTLE_ENDIAN */
-
/* rotation right shift 1byte */
#define CAMELLIA_RR8(x) (((x) >> 8) + ((x) << 24))
/* rotation left shift 1bit */
@@ -170,44 +156,6 @@ do \
* for speed up
*
*/
-#if !defined(_MSC_VER)
-
-#define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \
-do \
- { \
- t0 = kll; \
- t2 = krr; \
- t0 &= ll; \
- t2 |= rr; \
- rl ^= t2; \
- lr ^= CAMELLIA_RL1(t0); \
- t3 = krl; \
- t1 = klr; \
- t3 &= rl; \
- t1 |= lr; \
- ll ^= t1; \
- rr ^= CAMELLIA_RL1(t3); \
- } while(0)
-
-#define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \
-do \
- { \
- ir = CAMELLIA_SP1110(xr & 0xff); \
- il = CAMELLIA_SP1110((xl>>24) & 0xff); \
- ir ^= CAMELLIA_SP0222((xr>>24) & 0xff); \
- il ^= CAMELLIA_SP0222((xl>>16) & 0xff); \
- ir ^= CAMELLIA_SP3033((xr>>16) & 0xff); \
- il ^= CAMELLIA_SP3033((xl>>8) & 0xff); \
- ir ^= CAMELLIA_SP4404((xr>>8) & 0xff); \
- il ^= CAMELLIA_SP4404(xl & 0xff); \
- il ^= kl; \
- ir ^= il ^ kr; \
- yl ^= ir; \
- yr ^= CAMELLIA_RR8(il) ^ ir; \
- } while(0)
-
-#else /* for MS-VC */
-
#define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \
do \
{ \
@@ -249,9 +197,8 @@ do \
yl ^= ir; \
yr ^= il; \
} while(0)
-#endif
-static const uint32_t camellia_sp1110[256] =
+static const u32 camellia_sp1110[256] =
{
0x70707000,0x82828200,0x2c2c2c00,0xececec00,
0xb3b3b300,0x27272700,0xc0c0c000,0xe5e5e500,
@@ -319,7 +266,7 @@ static const uint32_t camellia_sp1110[256] =
0x77777700,0xc7c7c700,0x80808000,0x9e9e9e00,
};
-static const uint32_t camellia_sp0222[256] =
+static const u32 camellia_sp0222[256] =
{
0x00e0e0e0,0x00050505,0x00585858,0x00d9d9d9,
0x00676767,0x004e4e4e,0x00818181,0x00cbcbcb,
@@ -387,7 +334,7 @@ static const uint32_t camellia_sp0222[256] =
0x00eeeeee,0x008f8f8f,0x00010101,0x003d3d3d,
};
-static const uint32_t camellia_sp3033[256] =
+static const u32 camellia_sp3033[256] =
{
0x38003838,0x41004141,0x16001616,0x76007676,
0xd900d9d9,0x93009393,0x60006060,0xf200f2f2,
@@ -455,7 +402,7 @@ static const uint32_t camellia_sp3033[256] =
0xbb00bbbb,0xe300e3e3,0x40004040,0x4f004f4f,
};
-static const uint32_t camellia_sp4404[256] =
+static const u32 camellia_sp4404[256] =
{
0x70700070,0x2c2c002c,0xb3b300b3,0xc0c000c0,
0xe4e400e4,0x57570057,0xeaea00ea,0xaeae00ae,
@@ -523,20 +470,19 @@ static const uint32_t camellia_sp4404[256] =
0xe3e300e3,0xf4f400f4,0xc7c700c7,0x9e9e009e,
};
-
/**
* Stuff related to the Camellia key schedule
*/
#define subl(x) subL[(x)]
#define subr(x) subR[(x)]
-void camellia_setup128(const unsigned char *key, uint32_t *subkey)
+void camellia_setup128(const u8 *key, u32 *subkey)
{
- uint32_t kll, klr, krl, krr;
- uint32_t il, ir, t0, t1, w0, w1;
- uint32_t kw4l, kw4r, dw, tl, tr;
- uint32_t subL[26];
- uint32_t subR[26];
+ u32 kll, klr, krl, krr;
+ u32 il, ir, t0, t1, w0, w1;
+ u32 kw4l, kw4r, dw, tl, tr;
+ u32 subL[26];
+ u32 subR[26];
/**
* k == kll || klr || krl || krr (|| is concatination)
@@ -833,14 +779,14 @@ void camellia_setup128(const unsigned char *key, uint32_t *subkey)
return;
}
-void camellia_setup256(const unsigned char *key, uint32_t *subkey)
+void camellia_setup256(const u8 *key, u32 *subkey)
{
- uint32_t kll,klr,krl,krr; /* left half of key */
- uint32_t krll,krlr,krrl,krrr; /* right half of key */
- uint32_t il, ir, t0, t1, w0, w1; /* temporary variables */
- uint32_t kw4l, kw4r, dw, tl, tr;
- uint32_t subL[34];
- uint32_t subR[34];
+ u32 kll,klr,krl,krr; /* left half of key */
+ u32 krll,krlr,krrl,krrr; /* right half of key */
+ u32 il, ir, t0, t1, w0, w1; /* temporary variables */
+ u32 kw4l, kw4r, dw, tl, tr;
+ u32 subL[34];
+ u32 subR[34];
/**
* key = (kll || klr || krl || krr || krll || krlr || krrl || krrr)
@@ -1245,18 +1191,18 @@ void camellia_setup256(const unsigned char *key, uint32_t *subkey)
return;
}
-void camellia_setup192(const unsigned char *key, uint32_t *subkey)
+void camellia_setup192(const u8 *key, u32 *subkey)
{
- unsigned char kk[32];
- uint32_t krll, krlr, krrl,krrr;
+ u8 kk[32];
+ u32 krll, krlr, krrl,krrr;
memcpy(kk, key, 24);
- memcpy((unsigned char *)&krll, key+16,4);
- memcpy((unsigned char *)&krlr, key+20,4);
+ memcpy((u8 *)&krll, key+16,4);
+ memcpy((u8 *)&krlr, key+20,4);
krrl = ~krll;
krrr = ~krlr;
- memcpy(kk+24, (unsigned char *)&krrl, 4);
- memcpy(kk+28, (unsigned char *)&krrr, 4);
+ memcpy(kk+24, (u8 *)&krrl, 4);
+ memcpy(kk+28, (u8 *)&krrr, 4);
camellia_setup256(kk, subkey);
return;
}
@@ -1265,11 +1211,10 @@ void camellia_setup192(const unsigned char *key, uint32_t *subkey)
/**
* Stuff related to camellia encryption/decryption
*/
-void camellia_encrypt128(const uint32_t *subkey, uint32_t *io)
+void camellia_encrypt128(const u32 *subkey, u32 *io)
{
- uint32_t il, ir, t0, t1;
+ u32 il, ir, t0, t1;
- SWAP4WORD(io);
/* pre whitening but absorb kw2*/
io[0] ^= CamelliaSubkeyL(0);
io[1] ^= CamelliaSubkeyR(0);
@@ -1352,16 +1297,13 @@ void camellia_encrypt128(const uint32_t *subkey, uint32_t *io)
io[1] = io[3];
io[2] = t0;
io[3] = t1;
- SWAP4WORD(io);
-
+
return;
}
-void camellia_decrypt128(const uint32_t *subkey, uint32_t *io)
+void camellia_decrypt128(const u32 *subkey, u32 *io)
{
- uint32_t il,ir,t0,t1; /* temporary valiables */
-
- SWAP4WORD(io);
+ u32 il,ir,t0,t1; /* temporary valiables */
/* pre whitening but absorb kw2*/
io[0] ^= CamelliaSubkeyL(24);
@@ -1445,7 +1387,6 @@ void camellia_decrypt128(const uint32_t *subkey, uint32_t *io)
io[1] = io[3];
io[2] = t0;
io[3] = t1;
- SWAP4WORD(io);
return;
}
@@ -1453,11 +1394,9 @@ void camellia_decrypt128(const uint32_t *subkey, uint32_t *io)
/**
* stuff for 192 and 256bit encryption/decryption
*/
-void camellia_encrypt256(const uint32_t *subkey, uint32_t *io)
+void camellia_encrypt256(const u32 *subkey, u32 *io)
{
- uint32_t il,ir,t0,t1; /* temporary valiables */
-
- SWAP4WORD(io);
+ u32 il,ir,t0,t1; /* temporary valiables */
/* pre whitening but absorb kw2*/
io[0] ^= CamelliaSubkeyL(0);
@@ -1565,16 +1504,14 @@ void camellia_encrypt256(const uint32_t *subkey, uint32_t *io)
io[1] = io[3];
io[2] = t0;
io[3] = t1;
- SWAP4WORD(io);
return;
}
-void camellia_decrypt256(const uint32_t *subkey, uint32_t *io)
+void camellia_decrypt256(const u32 *subkey, u32 *io)
{
- uint32_t il,ir,t0,t1; /* temporary valiables */
+ u32 il,ir,t0,t1; /* temporary valiables */
- SWAP4WORD(io);
/* pre whitening but absorb kw2*/
io[0] ^= CamelliaSubkeyL(32);
io[1] ^= CamelliaSubkeyR(32);
@@ -1681,7 +1618,6 @@ void camellia_decrypt256(const uint32_t *subkey, uint32_t *io)
io[1] = io[3];
io[2] = t0;
io[3] = t1;
- SWAP4WORD(io);
return;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-23 08:06:00 +0000