crypto/cast128/cast128.c

52 static u_int32_t S8[];
85 	z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8];
86 	z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA];
87 	z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9];
88 	zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB];
89 	subkey[0]  = S5[z8] ^ S6[z9] ^ S7[z7] ^ S8[z6] ^ S5[z2];
90 	subkey[1]  = S5[zA] ^ S6[zB] ^ S7[z5] ^ S8[z4] ^ S6[z6];
91 	subkey[2]  = S5[zC] ^ S6[zD] ^ S7[z3] ^ S8[z2] ^ S7[z9];
92 	subkey[3]  = S5[zE] ^ S6[zF] ^ S7[z1] ^ S8[z0] ^ S8[zC];
94 	x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0];
95 	x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2];
96 	x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1];
97 	xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3];
98 	subkey[4]  = S5[x3] ^ S6[x2] ^ S7[xC] ^ S8[xD] ^ S5[x8];
99 	subkey[5]  = S5[x1] ^ S6[x0] ^ S7[xE] ^ S8[xF] ^ S6[xD];
100 	subkey[6]  = S5[x7] ^ S6[x6] ^ S7[x8] ^ S8[x9] ^ S7[x3];
101 	subkey[7]  = S5[x5] ^ S6[x4] ^ S7[xA] ^ S8[xB] ^ S8[x7];
103 	z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8];
104 	z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA];
105 	z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9];
106 	zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB];
107 	subkey[8]  = S5[z3] ^ S6[z2] ^ S7[zC] ^ S8[zD] ^ S5[z9];
108 	subkey[9]  = S5[z1] ^ S6[z0] ^ S7[zE] ^ S8[zF] ^ S6[zC];
109 	subkey[10] = S5[z7] ^ S6[z6] ^ S7[z8] ^ S8[z9] ^ S7[z2];
110 	subkey[11] = S5[z5] ^ S6[z4] ^ S7[zA] ^ S8[zB] ^ S8[z6];
112 	x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0];
113 	x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2];
114 	x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1];
115 	xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3];
116 	subkey[12] = S5[x8] ^ S6[x9] ^ S7[x7] ^ S8[x6] ^ S5[x3];
117 	subkey[13] = S5[xA] ^ S6[xB] ^ S7[x5] ^ S8[x4] ^ S6[x7];
118 	subkey[14] = S5[xC] ^ S6[xD] ^ S7[x3] ^ S8[x2] ^ S7[x8];
119 	subkey[15] = S5[xE] ^ S6[xF] ^ S7[x1] ^ S8[x0] ^ S8[xD];
122 	z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8];
123 	z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA];
124 	z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9];
125 	zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB];
126 	subkey[16] = (S5[z8] ^ S6[z9] ^ S7[z7] ^ S8[z6] ^ S5[z2]) & 0x1f;
127 	subkey[17] = (S5[zA] ^ S6[zB] ^ S7[z5] ^ S8[z4] ^ S6[z6]) & 0x1f;
128 	subkey[18] = (S5[zC] ^ S6[zD] ^ S7[z3] ^ S8[z2] ^ S7[z9]) & 0x1f;
129 	subkey[19] = (S5[zE] ^ S6[zF] ^ S7[z1] ^ S8[z0] ^ S8[zC]) & 0x1f;
131 	x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0];
132 	x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2];
133 	x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1];
134 	xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3];
135 	subkey[20] = (S5[x3] ^ S6[x2] ^ S7[xC] ^ S8[xD] ^ S5[x8]) & 0x1f;
136 	subkey[21] = (S5[x1] ^ S6[x0] ^ S7[xE] ^ S8[xF] ^ S6[xD]) & 0x1f;
137 	subkey[22] = (S5[x7] ^ S6[x6] ^ S7[x8] ^ S8[x9] ^ S7[x3]) & 0x1f;
138 	subkey[23] = (S5[x5] ^ S6[x4] ^ S7[xA] ^ S8[xB] ^ S8[x7]) & 0x1f;
140 	z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8];
141 	z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA];
142 	z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9];
143 	zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB];
144 	subkey[24] = (S5[z3] ^ S6[z2] ^ S7[zC] ^ S8[zD] ^ S5[z9]) & 0x1f;
145 	subkey[25] = (S5[z1] ^ S6[z0] ^ S7[zE] ^ S8[zF] ^ S6[zC]) & 0x1f;
146 	subkey[26] = (S5[z7] ^ S6[z6] ^ S7[z8] ^ S8[z9] ^ S7[z2]) & 0x1f;
147 	subkey[27] = (S5[z5] ^ S6[z4] ^ S7[zA] ^ S8[zB] ^ S8[z6]) & 0x1f;
149 	x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0];
150 	x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2];
151 	x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1];
152 	xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3];
153 	subkey[28] = (S5[x8] ^ S6[x9] ^ S7[x7] ^ S8[x6] ^ S5[x3]) & 0x1f;
154 	subkey[29] = (S5[xA] ^ S6[xB] ^ S7[x5] ^ S8[x4] ^ S6[x7]) & 0x1f;
155 	subkey[30] = (S5[xC] ^ S6[xD] ^ S7[x3] ^ S8[x2] ^ S7[x8]) & 0x1f;
156 	subkey[31] = (S5[xE] ^ S6[xF] ^ S7[x1] ^ S8[x0] ^ S8[xD]) & 0x1f;
821 static u_int32_t S8[] = {