diff options
Diffstat (limited to 'crypto/vmac.c')
-rw-r--r-- | crypto/vmac.c | 75 |
1 files changed, 36 insertions, 39 deletions
diff --git a/crypto/vmac.c b/crypto/vmac.c index 0a9468e575de..0999274a27ac 100644 --- a/crypto/vmac.c +++ b/crypto/vmac.c @@ -43,6 +43,8 @@ const u64 m63 = UINT64_C(0x7fffffffffffffff); /* 63-bit mask */ const u64 m64 = UINT64_C(0xffffffffffffffff); /* 64-bit mask */ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ +#define pe64_to_cpup le64_to_cpup /* Prefer little endian */ + #ifdef __LITTLE_ENDIAN #define INDEX_HIGH 1 #define INDEX_LOW 0 @@ -110,8 +112,8 @@ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ int i; u64 th, tl; \ rh = rl = 0; \ for (i = 0; i < nw; i += 2) { \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i], \ - le64_to_cpup((mp)+i+1)+(kp)[i+1]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+1]); \ ADD128(rh, rl, th, tl); \ } \ } while (0) @@ -121,11 +123,11 @@ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ int i; u64 th, tl; \ rh1 = rl1 = rh = rl = 0; \ for (i = 0; i < nw; i += 2) { \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i], \ - le64_to_cpup((mp)+i+1)+(kp)[i+1]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+1]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i+2], \ - le64_to_cpup((mp)+i+1)+(kp)[i+3]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i+2], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+3]); \ ADD128(rh1, rl1, th, tl); \ } \ } while (0) @@ -136,17 +138,17 @@ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ int i; u64 th, tl; \ rh = rl = 0; \ for (i = 0; i < nw; i += 8) { \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i], \ - le64_to_cpup((mp)+i+1)+(kp)[i+1]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+1]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+2)+(kp)[i+2], \ - le64_to_cpup((mp)+i+3)+(kp)[i+3]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+2)+(kp)[i+2], \ + pe64_to_cpup((mp)+i+3)+(kp)[i+3]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+4)+(kp)[i+4], \ - le64_to_cpup((mp)+i+5)+(kp)[i+5]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+4)+(kp)[i+4], \ + pe64_to_cpup((mp)+i+5)+(kp)[i+5]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+6)+(kp)[i+6], \ - le64_to_cpup((mp)+i+7)+(kp)[i+7]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+6)+(kp)[i+6], \ + pe64_to_cpup((mp)+i+7)+(kp)[i+7]); \ ADD128(rh, rl, th, tl); \ } \ } while (0) @@ -156,29 +158,29 @@ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ int i; u64 th, tl; \ rh1 = rl1 = rh = rl = 0; \ for (i = 0; i < nw; i += 8) { \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i], \ - le64_to_cpup((mp)+i+1)+(kp)[i+1]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+1]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i)+(kp)[i+2], \ - le64_to_cpup((mp)+i+1)+(kp)[i+3]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i)+(kp)[i+2], \ + pe64_to_cpup((mp)+i+1)+(kp)[i+3]); \ ADD128(rh1, rl1, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+2)+(kp)[i+2], \ - le64_to_cpup((mp)+i+3)+(kp)[i+3]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+2)+(kp)[i+2], \ + pe64_to_cpup((mp)+i+3)+(kp)[i+3]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+2)+(kp)[i+4], \ - le64_to_cpup((mp)+i+3)+(kp)[i+5]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+2)+(kp)[i+4], \ + pe64_to_cpup((mp)+i+3)+(kp)[i+5]); \ ADD128(rh1, rl1, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+4)+(kp)[i+4], \ - le64_to_cpup((mp)+i+5)+(kp)[i+5]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+4)+(kp)[i+4], \ + pe64_to_cpup((mp)+i+5)+(kp)[i+5]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+4)+(kp)[i+6], \ - le64_to_cpup((mp)+i+5)+(kp)[i+7]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+4)+(kp)[i+6], \ + pe64_to_cpup((mp)+i+5)+(kp)[i+7]); \ ADD128(rh1, rl1, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+6)+(kp)[i+6], \ - le64_to_cpup((mp)+i+7)+(kp)[i+7]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+6)+(kp)[i+6], \ + pe64_to_cpup((mp)+i+7)+(kp)[i+7]); \ ADD128(rh, rl, th, tl); \ - MUL64(th, tl, le64_to_cpup((mp)+i+6)+(kp)[i+8], \ - le64_to_cpup((mp)+i+7)+(kp)[i+9]); \ + MUL64(th, tl, pe64_to_cpup((mp)+i+6)+(kp)[i+8], \ + pe64_to_cpup((mp)+i+7)+(kp)[i+9]); \ ADD128(rh1, rl1, th, tl); \ } \ } while (0) @@ -216,8 +218,8 @@ const u64 mpoly = UINT64_C(0x1fffffff1fffffff); /* Poly key mask */ int i; \ rh = rl = t = 0; \ for (i = 0; i < nw; i += 2) { \ - t1 = le64_to_cpup(mp+i) + kp[i]; \ - t2 = le64_to_cpup(mp+i+1) + kp[i+1]; \ + t1 = pe64_to_cpup(mp+i) + kp[i]; \ + t2 = pe64_to_cpup(mp+i+1) + kp[i+1]; \ m2 = MUL32(t1 >> 32, t2); \ m1 = MUL32(t1, t2 >> 32); \ ADD128(rh, rl, MUL32(t1 >> 32, t2 >> 32), \ @@ -322,8 +324,7 @@ static void vhash_abort(struct vmac_ctx *ctx) ctx->first_block_processed = 0; } -static u64 l3hash(u64 p1, u64 p2, - u64 k1, u64 k2, u64 len) +static u64 l3hash(u64 p1, u64 p2, u64 k1, u64 k2, u64 len) { u64 rh, rl, t, z = 0; @@ -474,7 +475,7 @@ static u64 vmac(unsigned char m[], unsigned int mbytes, } p = be64_to_cpup(out_p + i); h = vhash(m, mbytes, (u64 *)0, &ctx->__vmac_ctx); - return p + h; + return le64_to_cpu(p + h); } static int vmac_set_key(unsigned char user_key[], struct vmac_ctx_t *ctx) @@ -549,10 +550,6 @@ static int vmac_setkey(struct crypto_shash *parent, static int vmac_init(struct shash_desc *pdesc) { - struct crypto_shash *parent = pdesc->tfm; - struct vmac_ctx_t *ctx = crypto_shash_ctx(parent); - - memset(&ctx->__vmac_ctx, 0, sizeof(struct vmac_ctx)); return 0; } |