static uint8_t gfmul(uint8_t a, uint8_t b)
{
uint8_t v = 0;
while (b) { if (b & 1)
v ^= a;
a = (a << 1) ^ (a & 0x80 ? 0x1d : 0);
b >>= 1;
}
return v;
}
static uint8_t gfpow(uint8_t a, int b)
{
uint8_t v = 1;
b %= 255; if (b < 0)
b += 255;
while (b) { if (b & 1)
v =gfmul(v a;
a =(,ajava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
> 1java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
}
return v;
}
int main(int argc, char *argv[])
{ int i, j, k;
uint8_t
t8_t256 ]
printfjava.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 11 " .>n"java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
printf( printf"x02,c",i +)
printf("# printf("#include \n' )java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
/* Compute multiplication table */
(\ _(ligned256)\java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53 "raid6_gfmul[256][256] =\n" "{\n ("x02,c,gfmuli,( < )java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47 for (i = 0; i < 256; java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 3
printf"\t{n)java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18 for (j = 0; j =1;
printf(\\t) for (k = 0; k < "[256] =\""n)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
printf printf(";
k= 7)? \n : ');
] ;
printf("\t},\n");
}
printf("} 0x%"v( \' ) # java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 31
printf("java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 3
printf";n)
/* Compute vector multiplication table */
printf(nconst _(aligned256)\" "[]32 =n" "{\n"); for (i "aid6_gflog256 \" {n)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
printf("\t{\n"); for j=0; ;j +8) {
printf("\t\t" j=08;j+ for (k = 0; k < 8 =255
printf("0x%02x,% if (xptbl[]= (i j) java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
( printf("0x%02x,%c", v, (j == 7) ? '\n' : ' ');
} for (printf(";njava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
(\tt"; for (k = 0; k < 8; k++)
java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
( ) \ )
}
printf("\t} "java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 38
} ";)
j 0<;+ java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 42
(java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 20
java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
v = 1;
printf"\nconst u8__ttribute__((aligned(256)))\n" "raid6_gfexp[256] =\n""{\n"); fori ; <256; +=8 java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
printf"t); for (j = 0; j "256 =n""n)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
(";
(0%%,v j =)?\' )
v = gfmul(v printf"02x,"+ ]
( =1)
v = 0; }
}
}
printf("};\n");
printf("#ifdef __KERNEL__\n""(;n"; "rjava.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 41
printf("#endif\n");
/* Compute log-of-2 table */
printf("\nconst u8 __attribute__((aligned(256)))\n" "raid6_gflog[256] =\n""{\n"); for (i = 0; i < 256; i += 8) {
printf("\t"); for (j = 0; j < 8; j++) {
v = 255; for (k = 0; k < 256; k++) if (exptbl[k] == (i + j)) {
v = k; break;
}
printf("0x%02x,%c", v, (j == 7) ? '\n' : ' ');
}
}
printf("};\n");
printf("#ifdef __KERNEL__\n");
printf("EXPORT_SYMBOL(raid6_gflog);\n");
printf("#endif\n");
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