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Fix wrong return value
[qemu] / aes.c
1 /**
2  *
3  * aes.c - integrated in QEMU by Fabrice Bellard from the OpenSSL project.
4  */
5 /*
6  * rijndael-alg-fst.c
7  *
8  * @version 3.0 (December 2000)
9  *
10  * Optimised ANSI C code for the Rijndael cipher (now AES)
11  *
12  * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
13  * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
14  * @author Paulo Barreto <paulo.barreto@terra.com.br>
15  *
16  * This code is hereby placed in the public domain.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
19  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
25  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
27  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 #include "qemu-common.h"
31 #include "aes.h"
32
33 #ifndef NDEBUG
34 #define NDEBUG
35 #endif
36
37 #include <assert.h>
38
39 typedef uint32_t u32;
40 typedef uint16_t u16;
41 typedef uint8_t u8;
42
43 /* This controls loop-unrolling in aes_core.c */
44 #undef FULL_UNROLL
45 # define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] <<  8) ^ ((u32)(pt)[3]))
46 # define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); (ct)[2] = (u8)((st) >>  8); (ct)[3] = (u8)(st); }
47
48 /*
49 Te0[x] = S [x].[02, 01, 01, 03];
50 Te1[x] = S [x].[03, 02, 01, 01];
51 Te2[x] = S [x].[01, 03, 02, 01];
52 Te3[x] = S [x].[01, 01, 03, 02];
53 Te4[x] = S [x].[01, 01, 01, 01];
54
55 Td0[x] = Si[x].[0e, 09, 0d, 0b];
56 Td1[x] = Si[x].[0b, 0e, 09, 0d];
57 Td2[x] = Si[x].[0d, 0b, 0e, 09];
58 Td3[x] = Si[x].[09, 0d, 0b, 0e];
59 Td4[x] = Si[x].[01, 01, 01, 01];
60 */
61
62 static const u32 Te0[256] = {
63     0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
64     0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
65     0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
66     0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
67     0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
68     0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
69     0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
70     0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
71     0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
72     0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
73     0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
74     0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
75     0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
76     0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
77     0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
78     0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
79     0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
80     0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
81     0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
82     0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
83     0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
84     0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
85     0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
86     0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
87     0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
88     0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
89     0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
90     0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
91     0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
92     0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
93     0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
94     0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
95     0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
96     0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
97     0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
98     0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
99     0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
100     0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
101     0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
102     0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
103     0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
104     0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
105     0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
106     0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
107     0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
108     0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
109     0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
110     0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
111     0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
112     0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
113     0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
114     0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
115     0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
116     0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
117     0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
118     0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
119     0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
120     0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
121     0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
122     0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
123     0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
124     0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
125     0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
126     0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
127 };
128 static const u32 Te1[256] = {
129     0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
130     0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
131     0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
132     0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
133     0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
134     0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
135     0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
136     0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
137     0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
138     0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
139     0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
140     0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
141     0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
142     0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
143     0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
144     0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
145     0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
146     0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
147     0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
148     0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
149     0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
150     0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
151     0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
152     0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
153     0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
154     0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
155     0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
156     0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
157     0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
158     0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
159     0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
160     0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
161     0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
162     0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
163     0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
164     0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
165     0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
166     0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
167     0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
168     0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
169     0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
170     0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
171     0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
172     0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
173     0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
174     0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
175     0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
176     0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
177     0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
178     0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
179     0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
180     0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
181     0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
182     0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
183     0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
184     0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
185     0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
186     0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
187     0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
188     0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
189     0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
190     0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
191     0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
192     0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
193 };
194 static const u32 Te2[256] = {
195     0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
196     0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
197     0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
198     0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
199     0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
200     0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
201     0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
202     0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
203     0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
204     0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
205     0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
206     0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
207     0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
208     0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
209     0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
210     0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
211     0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
212     0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
213     0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
214     0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
215     0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
216     0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
217     0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
218     0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
219     0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
220     0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
221     0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
222     0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
223     0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
224     0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
225     0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
226     0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
227     0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
228     0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
229     0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
230     0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
231     0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
232     0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
233     0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
234     0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
235     0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
236     0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
237     0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
238     0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
239     0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
240     0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
241     0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
242     0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
243     0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
244     0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
245     0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
246     0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
247     0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
248     0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
249     0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
250     0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
251     0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
252     0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
253     0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
254     0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
255     0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
256     0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
257     0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
258     0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
259 };
260 static const u32 Te3[256] = {
261
262     0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
263     0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
264     0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
265     0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
266     0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
267     0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
268     0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
269     0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
270     0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
271     0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
272     0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
273     0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
274     0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
275     0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
276     0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
277     0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
278     0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
279     0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
280     0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
281     0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
282     0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
283     0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
284     0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
285     0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
286     0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
287     0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
288     0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
289     0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
290     0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
291     0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
292     0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
293     0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
294     0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
295     0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
296     0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
297     0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
298     0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
299     0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
300     0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
301     0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
302     0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
303     0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
304     0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
305     0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
306     0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
307     0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
308     0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
309     0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
310     0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
311     0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
312     0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
313     0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
314     0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
315     0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
316     0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
317     0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
318     0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
319     0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
320     0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
321     0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
322     0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
323     0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
324     0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
325     0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
326 };
327 static const u32 Te4[256] = {
328     0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
329     0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
330     0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
331     0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
332     0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
333     0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
334     0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
335     0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
336     0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
337     0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
338     0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
339     0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
340     0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
341     0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
342     0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
343     0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
344     0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
345     0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
346     0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
347     0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
348     0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
349     0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
350     0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
351     0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
352     0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
353     0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
354     0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
355     0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
356     0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
357     0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
358     0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
359     0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
360     0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
361     0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
362     0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
363     0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
364     0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
365     0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
366     0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
367     0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
368     0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
369     0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
370     0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
371     0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
372     0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
373     0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
374     0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
375     0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
376     0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
377     0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
378     0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
379     0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
380     0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
381     0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
382     0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
383     0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
384     0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
385     0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
386     0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
387     0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
388     0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
389     0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
390     0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
391     0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
392 };
393 static const u32 Td0[256] = {
394     0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
395     0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
396     0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
397     0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
398     0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
399     0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
400     0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
401     0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
402     0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
403     0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
404     0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
405     0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
406     0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
407     0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
408     0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
409     0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
410     0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
411     0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
412     0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
413     0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
414     0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
415     0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
416     0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
417     0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
418     0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
419     0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
420     0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
421     0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
422     0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
423     0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
424     0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
425     0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
426     0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
427     0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
428     0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
429     0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
430     0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
431     0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
432     0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
433     0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
434     0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
435     0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
436     0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
437     0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
438     0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
439     0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
440     0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
441     0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
442     0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
443     0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
444     0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
445     0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
446     0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
447     0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
448     0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
449     0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
450     0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
451     0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
452     0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
453     0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
454     0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
455     0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
456     0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
457     0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
458 };
459 static const u32 Td1[256] = {
460     0x5051f4a7U, 0x537e4165U, 0xc31a17a4U, 0x963a275eU,
461     0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
462     0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU,
463     0xfc4fe5d7U, 0xd7c52acbU, 0x80263544U, 0x8fb562a3U,
464     0x49deb15aU, 0x6725ba1bU, 0x9845ea0eU, 0xe15dfec0U,
465     0x02c32f75U, 0x12814cf0U, 0xa38d4697U, 0xc66bd3f9U,
466     0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
467     0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U,
468     0x6a75c289U, 0x78f48e79U, 0x6b99583eU, 0xdd27b971U,
469     0xb6bee14fU, 0x17f088adU, 0x66c920acU, 0xb47dce3aU,
470     0x1863df4aU, 0x82e51a31U, 0x60975133U, 0x4562537fU,
471     0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
472     0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U,
473     0x23ab73d3U, 0xe2724b02U, 0x57e31f8fU, 0x2a6655abU,
474     0x07b2eb28U, 0x032fb5c2U, 0x9a86c57bU, 0xa5d33708U,
475     0xf2302887U, 0xb223bfa5U, 0xba02036aU, 0x5ced1682U,
476     0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
477     0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU,
478     0x9d342e53U, 0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU,
479     0x390b83ecU, 0xaa4060efU, 0x065e719fU, 0x51bd6e10U,
480     0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U, 0x464de6bdU,
481     0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
482     0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU,
483     0xbdb0e842U, 0x8807898bU, 0x38e7195bU, 0xdb79c8eeU,
484     0x47a17c0aU, 0xe97c420fU, 0xc9f8841eU, 0x00000000U,
485     0x83098086U, 0x48322bedU, 0xac1e1170U, 0x4e6c5a72U,
486     0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
487     0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU,
488     0xb10c0a67U, 0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U,
489     0x4f80c0c5U, 0xa261dc20U, 0x695a774bU, 0x161c121aU,
490     0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U, 0x1d121b17U,
491     0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
492     0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U,
493     0x9ff70126U, 0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU,
494     0x768b4329U, 0xdccb23c6U, 0x68b6edfcU, 0x63b8e4f1U,
495     0xcad731dcU, 0x10426385U, 0x40139722U, 0x2084c611U,
496     0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
497     0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U,
498     0x6c2bb316U, 0x99a970b9U, 0xfa119448U, 0x2247e964U,
499     0xc4a8fc8cU, 0x1aa0f03fU, 0xd8567d2cU, 0xef223390U,
500     0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U, 0x3698d40bU,
501     0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
502     0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U,
503     0xc2f68d13U, 0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU,
504     0xbe9f5d80U, 0x7c69d093U, 0xa96fd52dU, 0xb3cf2512U,
505     0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U, 0x7bdb3bbbU,
506     0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
507     0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U,
508     0xd9bae79bU, 0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU,
509     0xaf31a4b2U, 0x312a3f23U, 0x30c6a594U, 0xc035a266U,
510     0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U, 0x1533a7d8U,
511     0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
512     0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U,
513     0xe39ed1b5U, 0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U,
514     0x049d5eeaU, 0x5d018c35U, 0x73fa8774U, 0x2efb0b41U,
515     0x5ab3671dU, 0x5292dbd2U, 0x33e91056U, 0x136dd647U,
516     0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
517     0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U,
518     0x599cd2dfU, 0x3f55f273U, 0x791814ceU, 0xbf73c737U,
519     0xea53f7cdU, 0x5b5ffdaaU, 0x14df3d6fU, 0x867844dbU,
520     0x81caaff3U, 0x3eb968c4U, 0x2c382434U, 0x5fc2a340U,
521     0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
522     0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U,
523     0x617bcb84U, 0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
524 };
525 static const u32 Td2[256] = {
526     0xa75051f4U, 0x65537e41U, 0xa4c31a17U, 0x5e963a27U,
527     0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
528     0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U,
529     0xd7fc4fe5U, 0xcbd7c52aU, 0x44802635U, 0xa38fb562U,
530     0x5a49deb1U, 0x1b6725baU, 0x0e9845eaU, 0xc0e15dfeU,
531     0x7502c32fU, 0xf012814cU, 0x97a38d46U, 0xf9c66bd3U,
532     0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
533     0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U,
534     0x896a75c2U, 0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U,
535     0x4fb6bee1U, 0xad17f088U, 0xac66c920U, 0x3ab47dceU,
536     0x4a1863dfU, 0x3182e51aU, 0x33609751U, 0x7f456253U,
537     0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
538     0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU,
539     0xd323ab73U, 0x02e2724bU, 0x8f57e31fU, 0xab2a6655U,
540     0x2807b2ebU, 0xc2032fb5U, 0x7b9a86c5U, 0x08a5d337U,
541     0x87f23028U, 0xa5b223bfU, 0x6aba0203U, 0x825ced16U,
542     0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
543     0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U,
544     0x539d342eU, 0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U,
545     0xec390b83U, 0xefaa4060U, 0x9f065e71U, 0x1051bd6eU,
546
547     0x8af93e21U, 0x063d96ddU, 0x05aedd3eU, 0xbd464de6U,
548     0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
549     0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U,
550     0x42bdb0e8U, 0x8b880789U, 0x5b38e719U, 0xeedb79c8U,
551     0x0a47a17cU, 0x0fe97c42U, 0x1ec9f884U, 0x00000000U,
552     0x86830980U, 0xed48322bU, 0x70ac1e11U, 0x724e6c5aU,
553     0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
554     0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U,
555     0x67b10c0aU, 0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU,
556     0xc54f80c0U, 0x20a261dcU, 0x4b695a77U, 0x1a161c12U,
557     0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U, 0x171d121bU,
558     0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
559     0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU,
560     0x269ff701U, 0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU,
561     0x29768b43U, 0xc6dccb23U, 0xfc68b6edU, 0xf163b8e4U,
562     0xdccad731U, 0x85104263U, 0x22401397U, 0x112084c6U,
563     0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
564     0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U,
565     0x166c2bb3U, 0xb999a970U, 0x48fa1194U, 0x642247e9U,
566     0x8cc4a8fcU, 0x3f1aa0f0U, 0x2cd8567dU, 0x90ef2233U,
567     0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU, 0x0b3698d4U,
568     0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
569     0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU,
570     0x13c2f68dU, 0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U,
571     0x80be9f5dU, 0x937c69d0U, 0x2da96fd5U, 0x12b3cf25U,
572     0x993bc8acU, 0x7da71018U, 0x636ee89cU, 0xbb7bdb3bU,
573     0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
574     0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U,
575     0x9bd9bae7U, 0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U,
576     0xb2af31a4U, 0x23312a3fU, 0x9430c6a5U, 0x66c035a2U,
577     0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U, 0xd81533a7U,
578     0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
579     0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U,
580     0xb5e39ed1U, 0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U,
581     0xea049d5eU, 0x355d018cU, 0x7473fa87U, 0x412efb0bU,
582     0x1d5ab367U, 0xd25292dbU, 0x5633e910U, 0x47136dd6U,
583     0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
584     0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U,
585     0xdf599cd2U, 0x733f55f2U, 0xce791814U, 0x37bf73c7U,
586     0xcdea53f7U, 0xaa5b5ffdU, 0x6f14df3dU, 0xdb867844U,
587     0xf381caafU, 0xc43eb968U, 0x342c3824U, 0x405fc2a3U,
588     0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
589     0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U,
590     0x84617bcbU, 0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
591 };
592 static const u32 Td3[256] = {
593     0xf4a75051U, 0x4165537eU, 0x17a4c31aU, 0x275e963aU,
594     0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
595     0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U,
596     0xe5d7fc4fU, 0x2acbd7c5U, 0x35448026U, 0x62a38fb5U,
597     0xb15a49deU, 0xba1b6725U, 0xea0e9845U, 0xfec0e15dU,
598     0x2f7502c3U, 0x4cf01281U, 0x4697a38dU, 0xd3f9c66bU,
599     0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
600     0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU,
601     0xc2896a75U, 0x8e7978f4U, 0x583e6b99U, 0xb971dd27U,
602     0xe14fb6beU, 0x88ad17f0U, 0x20ac66c9U, 0xce3ab47dU,
603     0xdf4a1863U, 0x1a3182e5U, 0x51336097U, 0x537f4562U,
604     0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
605     0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U,
606     0x73d323abU, 0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U,
607     0xeb2807b2U, 0xb5c2032fU, 0xc57b9a86U, 0x3708a5d3U,
608     0x2887f230U, 0xbfa5b223U, 0x036aba02U, 0x16825cedU,
609     0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
610     0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U,
611     0x2e539d34U, 0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U,
612     0x83ec390bU, 0x60efaa40U, 0x719f065eU, 0x6e1051bdU,
613     0x218af93eU, 0xdd063d96U, 0x3e05aeddU, 0xe6bd464dU,
614     0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
615     0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U,
616     0xe842bdb0U, 0x898b8807U, 0x195b38e7U, 0xc8eedb79U,
617     0x7c0a47a1U, 0x420fe97cU, 0x841ec9f8U, 0x00000000U,
618     0x80868309U, 0x2bed4832U, 0x1170ac1eU, 0x5a724e6cU,
619     0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
620     0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U,
621     0x0a67b10cU, 0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU,
622     0xc0c54f80U, 0xdc20a261U, 0x774b695aU, 0x121a161cU,
623     0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU, 0x1b171d12U,
624     0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
625     0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U,
626     0x01269ff7U, 0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU,
627     0x4329768bU, 0x23c6dccbU, 0xedfc68b6U, 0xe4f163b8U,
628     0x31dccad7U, 0x63851042U, 0x97224013U, 0xc6112084U,
629     0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
630     0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U,
631     0xb3166c2bU, 0x70b999a9U, 0x9448fa11U, 0xe9642247U,
632     0xfc8cc4a8U, 0xf03f1aa0U, 0x7d2cd856U, 0x3390ef22U,
633     0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU, 0xd40b3698U,
634     0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
635     0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U,
636     0x8d13c2f6U, 0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U,
637     0x5d80be9fU, 0xd0937c69U, 0xd52da96fU, 0x2512b3cfU,
638     0xac993bc8U, 0x187da710U, 0x9c636ee8U, 0x3bbb7bdbU,
639     0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
640     0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU,
641     0xe79bd9baU, 0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U,
642     0xa4b2af31U, 0x3f23312aU, 0xa59430c6U, 0xa266c035U,
643     0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U, 0xa7d81533U,
644     0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
645     0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U,
646     0xd1b5e39eU, 0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U,
647     0x5eea049dU, 0x8c355d01U, 0x877473faU, 0x0b412efbU,
648     0x671d5ab3U, 0xdbd25292U, 0x105633e9U, 0xd647136dU,
649     0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
650     0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU,
651     0xd2df599cU, 0xf2733f55U, 0x14ce7918U, 0xc737bf73U,
652     0xf7cdea53U, 0xfdaa5b5fU, 0x3d6f14dfU, 0x44db8678U,
653     0xaff381caU, 0x68c43eb9U, 0x24342c38U, 0xa3405fc2U,
654     0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
655     0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U,
656     0xcb84617bU, 0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
657 };
658 static const u32 Td4[256] = {
659     0x52525252U, 0x09090909U, 0x6a6a6a6aU, 0xd5d5d5d5U,
660     0x30303030U, 0x36363636U, 0xa5a5a5a5U, 0x38383838U,
661     0xbfbfbfbfU, 0x40404040U, 0xa3a3a3a3U, 0x9e9e9e9eU,
662     0x81818181U, 0xf3f3f3f3U, 0xd7d7d7d7U, 0xfbfbfbfbU,
663     0x7c7c7c7cU, 0xe3e3e3e3U, 0x39393939U, 0x82828282U,
664     0x9b9b9b9bU, 0x2f2f2f2fU, 0xffffffffU, 0x87878787U,
665     0x34343434U, 0x8e8e8e8eU, 0x43434343U, 0x44444444U,
666     0xc4c4c4c4U, 0xdedededeU, 0xe9e9e9e9U, 0xcbcbcbcbU,
667     0x54545454U, 0x7b7b7b7bU, 0x94949494U, 0x32323232U,
668     0xa6a6a6a6U, 0xc2c2c2c2U, 0x23232323U, 0x3d3d3d3dU,
669     0xeeeeeeeeU, 0x4c4c4c4cU, 0x95959595U, 0x0b0b0b0bU,
670     0x42424242U, 0xfafafafaU, 0xc3c3c3c3U, 0x4e4e4e4eU,
671     0x08080808U, 0x2e2e2e2eU, 0xa1a1a1a1U, 0x66666666U,
672     0x28282828U, 0xd9d9d9d9U, 0x24242424U, 0xb2b2b2b2U,
673     0x76767676U, 0x5b5b5b5bU, 0xa2a2a2a2U, 0x49494949U,
674     0x6d6d6d6dU, 0x8b8b8b8bU, 0xd1d1d1d1U, 0x25252525U,
675     0x72727272U, 0xf8f8f8f8U, 0xf6f6f6f6U, 0x64646464U,
676     0x86868686U, 0x68686868U, 0x98989898U, 0x16161616U,
677     0xd4d4d4d4U, 0xa4a4a4a4U, 0x5c5c5c5cU, 0xccccccccU,
678     0x5d5d5d5dU, 0x65656565U, 0xb6b6b6b6U, 0x92929292U,
679     0x6c6c6c6cU, 0x70707070U, 0x48484848U, 0x50505050U,
680     0xfdfdfdfdU, 0xededededU, 0xb9b9b9b9U, 0xdadadadaU,
681     0x5e5e5e5eU, 0x15151515U, 0x46464646U, 0x57575757U,
682     0xa7a7a7a7U, 0x8d8d8d8dU, 0x9d9d9d9dU, 0x84848484U,
683     0x90909090U, 0xd8d8d8d8U, 0xababababU, 0x00000000U,
684     0x8c8c8c8cU, 0xbcbcbcbcU, 0xd3d3d3d3U, 0x0a0a0a0aU,
685     0xf7f7f7f7U, 0xe4e4e4e4U, 0x58585858U, 0x05050505U,
686     0xb8b8b8b8U, 0xb3b3b3b3U, 0x45454545U, 0x06060606U,
687     0xd0d0d0d0U, 0x2c2c2c2cU, 0x1e1e1e1eU, 0x8f8f8f8fU,
688     0xcacacacaU, 0x3f3f3f3fU, 0x0f0f0f0fU, 0x02020202U,
689     0xc1c1c1c1U, 0xafafafafU, 0xbdbdbdbdU, 0x03030303U,
690     0x01010101U, 0x13131313U, 0x8a8a8a8aU, 0x6b6b6b6bU,
691     0x3a3a3a3aU, 0x91919191U, 0x11111111U, 0x41414141U,
692     0x4f4f4f4fU, 0x67676767U, 0xdcdcdcdcU, 0xeaeaeaeaU,
693     0x97979797U, 0xf2f2f2f2U, 0xcfcfcfcfU, 0xcecececeU,
694     0xf0f0f0f0U, 0xb4b4b4b4U, 0xe6e6e6e6U, 0x73737373U,
695     0x96969696U, 0xacacacacU, 0x74747474U, 0x22222222U,
696     0xe7e7e7e7U, 0xadadadadU, 0x35353535U, 0x85858585U,
697     0xe2e2e2e2U, 0xf9f9f9f9U, 0x37373737U, 0xe8e8e8e8U,
698     0x1c1c1c1cU, 0x75757575U, 0xdfdfdfdfU, 0x6e6e6e6eU,
699     0x47474747U, 0xf1f1f1f1U, 0x1a1a1a1aU, 0x71717171U,
700     0x1d1d1d1dU, 0x29292929U, 0xc5c5c5c5U, 0x89898989U,
701     0x6f6f6f6fU, 0xb7b7b7b7U, 0x62626262U, 0x0e0e0e0eU,
702     0xaaaaaaaaU, 0x18181818U, 0xbebebebeU, 0x1b1b1b1bU,
703     0xfcfcfcfcU, 0x56565656U, 0x3e3e3e3eU, 0x4b4b4b4bU,
704     0xc6c6c6c6U, 0xd2d2d2d2U, 0x79797979U, 0x20202020U,
705     0x9a9a9a9aU, 0xdbdbdbdbU, 0xc0c0c0c0U, 0xfefefefeU,
706     0x78787878U, 0xcdcdcdcdU, 0x5a5a5a5aU, 0xf4f4f4f4U,
707     0x1f1f1f1fU, 0xddddddddU, 0xa8a8a8a8U, 0x33333333U,
708     0x88888888U, 0x07070707U, 0xc7c7c7c7U, 0x31313131U,
709     0xb1b1b1b1U, 0x12121212U, 0x10101010U, 0x59595959U,
710     0x27272727U, 0x80808080U, 0xececececU, 0x5f5f5f5fU,
711     0x60606060U, 0x51515151U, 0x7f7f7f7fU, 0xa9a9a9a9U,
712     0x19191919U, 0xb5b5b5b5U, 0x4a4a4a4aU, 0x0d0d0d0dU,
713     0x2d2d2d2dU, 0xe5e5e5e5U, 0x7a7a7a7aU, 0x9f9f9f9fU,
714     0x93939393U, 0xc9c9c9c9U, 0x9c9c9c9cU, 0xefefefefU,
715     0xa0a0a0a0U, 0xe0e0e0e0U, 0x3b3b3b3bU, 0x4d4d4d4dU,
716     0xaeaeaeaeU, 0x2a2a2a2aU, 0xf5f5f5f5U, 0xb0b0b0b0U,
717     0xc8c8c8c8U, 0xebebebebU, 0xbbbbbbbbU, 0x3c3c3c3cU,
718     0x83838383U, 0x53535353U, 0x99999999U, 0x61616161U,
719     0x17171717U, 0x2b2b2b2bU, 0x04040404U, 0x7e7e7e7eU,
720     0xbabababaU, 0x77777777U, 0xd6d6d6d6U, 0x26262626U,
721     0xe1e1e1e1U, 0x69696969U, 0x14141414U, 0x63636363U,
722     0x55555555U, 0x21212121U, 0x0c0c0c0cU, 0x7d7d7d7dU,
723 };
724 static const u32 rcon[] = {
725         0x01000000, 0x02000000, 0x04000000, 0x08000000,
726         0x10000000, 0x20000000, 0x40000000, 0x80000000,
727         0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
728 };
729
730 /**
731  * Expand the cipher key into the encryption key schedule.
732  */
733 int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
734                         AES_KEY *key) {
735
736         u32 *rk;
737         int i = 0;
738         u32 temp;
739
740         if (!userKey || !key)
741                 return -1;
742         if (bits != 128 && bits != 192 && bits != 256)
743                 return -2;
744
745         rk = key->rd_key;
746
747         if (bits==128)
748                 key->rounds = 10;
749         else if (bits==192)
750                 key->rounds = 12;
751         else
752                 key->rounds = 14;
753
754         rk[0] = GETU32(userKey     );
755         rk[1] = GETU32(userKey +  4);
756         rk[2] = GETU32(userKey +  8);
757         rk[3] = GETU32(userKey + 12);
758         if (bits == 128) {
759                 while (1) {
760                         temp  = rk[3];
761                         rk[4] = rk[0] ^
762                                 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
763                                 (Te4[(temp >>  8) & 0xff] & 0x00ff0000) ^
764                                 (Te4[(temp      ) & 0xff] & 0x0000ff00) ^
765                                 (Te4[(temp >> 24)       ] & 0x000000ff) ^
766                                 rcon[i];
767                         rk[5] = rk[1] ^ rk[4];
768                         rk[6] = rk[2] ^ rk[5];
769                         rk[7] = rk[3] ^ rk[6];
770                         if (++i == 10) {
771                                 return 0;
772                         }
773                         rk += 4;
774                 }
775         }
776         rk[4] = GETU32(userKey + 16);
777         rk[5] = GETU32(userKey + 20);
778         if (bits == 192) {
779                 while (1) {
780                         temp = rk[ 5];
781                         rk[ 6] = rk[ 0] ^
782                                 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
783                                 (Te4[(temp >>  8) & 0xff] & 0x00ff0000) ^
784                                 (Te4[(temp      ) & 0xff] & 0x0000ff00) ^
785                                 (Te4[(temp >> 24)       ] & 0x000000ff) ^
786                                 rcon[i];
787                         rk[ 7] = rk[ 1] ^ rk[ 6];
788                         rk[ 8] = rk[ 2] ^ rk[ 7];
789                         rk[ 9] = rk[ 3] ^ rk[ 8];
790                         if (++i == 8) {
791                                 return 0;
792                         }
793                         rk[10] = rk[ 4] ^ rk[ 9];
794                         rk[11] = rk[ 5] ^ rk[10];
795                         rk += 6;
796                 }
797         }
798         rk[6] = GETU32(userKey + 24);
799         rk[7] = GETU32(userKey + 28);
800         if (bits == 256) {
801                 while (1) {
802                         temp = rk[ 7];
803                         rk[ 8] = rk[ 0] ^
804                                 (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
805                                 (Te4[(temp >>  8) & 0xff] & 0x00ff0000) ^
806                                 (Te4[(temp      ) & 0xff] & 0x0000ff00) ^
807                                 (Te4[(temp >> 24)       ] & 0x000000ff) ^
808                                 rcon[i];
809                         rk[ 9] = rk[ 1] ^ rk[ 8];
810                         rk[10] = rk[ 2] ^ rk[ 9];
811                         rk[11] = rk[ 3] ^ rk[10];
812                         if (++i == 7) {
813                                 return 0;
814                         }
815                         temp = rk[11];
816                         rk[12] = rk[ 4] ^
817                                 (Te4[(temp >> 24)       ] & 0xff000000) ^
818                                 (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
819                                 (Te4[(temp >>  8) & 0xff] & 0x0000ff00) ^
820                                 (Te4[(temp      ) & 0xff] & 0x000000ff);
821                         rk[13] = rk[ 5] ^ rk[12];
822                         rk[14] = rk[ 6] ^ rk[13];
823                         rk[15] = rk[ 7] ^ rk[14];
824
825                         rk += 8;
826                 }
827         }
828         return 0;
829 }
830
831 /**
832  * Expand the cipher key into the decryption key schedule.
833  */
834 int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
835                          AES_KEY *key) {
836
837         u32 *rk;
838         int i, j, status;
839         u32 temp;
840
841         /* first, start with an encryption schedule */
842         status = AES_set_encrypt_key(userKey, bits, key);
843         if (status < 0)
844                 return status;
845
846         rk = key->rd_key;
847
848         /* invert the order of the round keys: */
849         for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
850                 temp = rk[i    ]; rk[i    ] = rk[j    ]; rk[j    ] = temp;
851                 temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
852                 temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;
853                 temp = rk[i + 3]; rk[i + 3] = rk[j + 3]; rk[j + 3] = temp;
854         }
855         /* apply the inverse MixColumn transform to all round keys but the first and the last: */
856         for (i = 1; i < (key->rounds); i++) {
857                 rk += 4;
858                 rk[0] =
859                         Td0[Te4[(rk[0] >> 24)       ] & 0xff] ^
860                         Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^
861                         Td2[Te4[(rk[0] >>  8) & 0xff] & 0xff] ^
862                         Td3[Te4[(rk[0]      ) & 0xff] & 0xff];
863                 rk[1] =
864                         Td0[Te4[(rk[1] >> 24)       ] & 0xff] ^
865                         Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^
866                         Td2[Te4[(rk[1] >>  8) & 0xff] & 0xff] ^
867                         Td3[Te4[(rk[1]      ) & 0xff] & 0xff];
868                 rk[2] =
869                         Td0[Te4[(rk[2] >> 24)       ] & 0xff] ^
870                         Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^
871                         Td2[Te4[(rk[2] >>  8) & 0xff] & 0xff] ^
872                         Td3[Te4[(rk[2]      ) & 0xff] & 0xff];
873                 rk[3] =
874                         Td0[Te4[(rk[3] >> 24)       ] & 0xff] ^
875                         Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^
876                         Td2[Te4[(rk[3] >>  8) & 0xff] & 0xff] ^
877                         Td3[Te4[(rk[3]      ) & 0xff] & 0xff];
878         }
879         return 0;
880 }
881
882 #ifndef AES_ASM
883 /*
884  * Encrypt a single block
885  * in and out can overlap
886  */
887 void AES_encrypt(const unsigned char *in, unsigned char *out,
888                  const AES_KEY *key) {
889
890         const u32 *rk;
891         u32 s0, s1, s2, s3, t0, t1, t2, t3;
892 #ifndef FULL_UNROLL
893         int r;
894 #endif /* ?FULL_UNROLL */
895
896         assert(in && out && key);
897         rk = key->rd_key;
898
899         /*
900          * map byte array block to cipher state
901          * and add initial round key:
902          */
903         s0 = GETU32(in     ) ^ rk[0];
904         s1 = GETU32(in +  4) ^ rk[1];
905         s2 = GETU32(in +  8) ^ rk[2];
906         s3 = GETU32(in + 12) ^ rk[3];
907 #ifdef FULL_UNROLL
908         /* round 1: */
909         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[ 4];
910         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[ 5];
911         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[ 6];
912         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[ 7];
913         /* round 2: */
914         s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[ 8];
915         s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[ 9];
916         s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[10];
917         s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[11];
918         /* round 3: */
919         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[12];
920         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[13];
921         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[14];
922         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[15];
923         /* round 4: */
924         s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[16];
925         s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[17];
926         s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[18];
927         s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[19];
928         /* round 5: */
929         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[20];
930         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[21];
931         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[22];
932         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[23];
933         /* round 6: */
934         s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[24];
935         s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[25];
936         s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[26];
937         s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[27];
938         /* round 7: */
939         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[28];
940         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[29];
941         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[30];
942         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[31];
943         /* round 8: */
944         s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[32];
945         s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[33];
946         s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[34];
947         s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[35];
948         /* round 9: */
949         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[36];
950         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[37];
951         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[38];
952         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[39];
953     if (key->rounds > 10) {
954         /* round 10: */
955         s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[40];
956         s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[41];
957         s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[42];
958         s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[43];
959         /* round 11: */
960         t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[44];
961         t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[45];
962         t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[46];
963         t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[47];
964         if (key->rounds > 12) {
965             /* round 12: */
966             s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >>  8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[48];
967             s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >>  8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[49];
968             s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >>  8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[50];
969             s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >>  8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[51];
970             /* round 13: */
971             t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >>  8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[52];
972             t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >>  8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[53];
973             t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >>  8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[54];
974             t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >>  8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[55];
975         }
976     }
977     rk += key->rounds << 2;
978 #else  /* !FULL_UNROLL */
979     /*
980      * Nr - 1 full rounds:
981      */
982     r = key->rounds >> 1;
983     for (;;) {
984         t0 =
985             Te0[(s0 >> 24)       ] ^
986             Te1[(s1 >> 16) & 0xff] ^
987             Te2[(s2 >>  8) & 0xff] ^
988             Te3[(s3      ) & 0xff] ^
989             rk[4];
990         t1 =
991             Te0[(s1 >> 24)       ] ^
992             Te1[(s2 >> 16) & 0xff] ^
993             Te2[(s3 >>  8) & 0xff] ^
994             Te3[(s0      ) & 0xff] ^
995             rk[5];
996         t2 =
997             Te0[(s2 >> 24)       ] ^
998             Te1[(s3 >> 16) & 0xff] ^
999             Te2[(s0 >>  8) & 0xff] ^
1000             Te3[(s1      ) & 0xff] ^
1001             rk[6];
1002         t3 =
1003             Te0[(s3 >> 24)       ] ^
1004             Te1[(s0 >> 16) & 0xff] ^
1005             Te2[(s1 >>  8) & 0xff] ^
1006             Te3[(s2      ) & 0xff] ^
1007             rk[7];
1008
1009         rk += 8;
1010         if (--r == 0) {
1011             break;
1012         }
1013
1014         s0 =
1015             Te0[(t0 >> 24)       ] ^
1016             Te1[(t1 >> 16) & 0xff] ^
1017             Te2[(t2 >>  8) & 0xff] ^
1018             Te3[(t3      ) & 0xff] ^
1019             rk[0];
1020         s1 =
1021             Te0[(t1 >> 24)       ] ^
1022             Te1[(t2 >> 16) & 0xff] ^
1023             Te2[(t3 >>  8) & 0xff] ^
1024             Te3[(t0      ) & 0xff] ^
1025             rk[1];
1026         s2 =
1027             Te0[(t2 >> 24)       ] ^
1028             Te1[(t3 >> 16) & 0xff] ^
1029             Te2[(t0 >>  8) & 0xff] ^
1030             Te3[(t1      ) & 0xff] ^
1031             rk[2];
1032         s3 =
1033             Te0[(t3 >> 24)       ] ^
1034             Te1[(t0 >> 16) & 0xff] ^
1035             Te2[(t1 >>  8) & 0xff] ^
1036             Te3[(t2      ) & 0xff] ^
1037             rk[3];
1038     }
1039 #endif /* ?FULL_UNROLL */
1040     /*
1041          * apply last round and
1042          * map cipher state to byte array block:
1043          */
1044         s0 =
1045                 (Te4[(t0 >> 24)       ] & 0xff000000) ^
1046                 (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1047                 (Te4[(t2 >>  8) & 0xff] & 0x0000ff00) ^
1048                 (Te4[(t3      ) & 0xff] & 0x000000ff) ^
1049                 rk[0];
1050         PUTU32(out     , s0);
1051         s1 =
1052                 (Te4[(t1 >> 24)       ] & 0xff000000) ^
1053                 (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1054                 (Te4[(t3 >>  8) & 0xff] & 0x0000ff00) ^
1055                 (Te4[(t0      ) & 0xff] & 0x000000ff) ^
1056                 rk[1];
1057         PUTU32(out +  4, s1);
1058         s2 =
1059                 (Te4[(t2 >> 24)       ] & 0xff000000) ^
1060                 (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1061                 (Te4[(t0 >>  8) & 0xff] & 0x0000ff00) ^
1062                 (Te4[(t1      ) & 0xff] & 0x000000ff) ^
1063                 rk[2];
1064         PUTU32(out +  8, s2);
1065         s3 =
1066                 (Te4[(t3 >> 24)       ] & 0xff000000) ^
1067                 (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1068                 (Te4[(t1 >>  8) & 0xff] & 0x0000ff00) ^
1069                 (Te4[(t2      ) & 0xff] & 0x000000ff) ^
1070                 rk[3];
1071         PUTU32(out + 12, s3);
1072 }
1073
1074 /*
1075  * Decrypt a single block
1076  * in and out can overlap
1077  */
1078 void AES_decrypt(const unsigned char *in, unsigned char *out,
1079                  const AES_KEY *key) {
1080
1081         const u32 *rk;
1082         u32 s0, s1, s2, s3, t0, t1, t2, t3;
1083 #ifndef FULL_UNROLL
1084         int r;
1085 #endif /* ?FULL_UNROLL */
1086
1087         assert(in && out && key);
1088         rk = key->rd_key;
1089
1090         /*
1091          * map byte array block to cipher state
1092          * and add initial round key:
1093          */
1094     s0 = GETU32(in     ) ^ rk[0];
1095     s1 = GETU32(in +  4) ^ rk[1];
1096     s2 = GETU32(in +  8) ^ rk[2];
1097     s3 = GETU32(in + 12) ^ rk[3];
1098 #ifdef FULL_UNROLL
1099     /* round 1: */
1100     t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[ 4];
1101     t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[ 5];
1102     t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[ 6];
1103     t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[ 7];
1104     /* round 2: */
1105     s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[ 8];
1106     s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[ 9];
1107     s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[10];
1108     s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[11];
1109     /* round 3: */
1110     t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[12];
1111     t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[13];
1112     t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[14];
1113     t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[15];
1114     /* round 4: */
1115     s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[16];
1116     s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[17];
1117     s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[18];
1118     s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[19];
1119     /* round 5: */
1120     t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[20];
1121     t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[21];
1122     t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[22];
1123     t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[23];
1124     /* round 6: */
1125     s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[24];
1126     s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[25];
1127     s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[26];
1128     s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[27];
1129     /* round 7: */
1130     t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[28];
1131     t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[29];
1132     t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[30];
1133     t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[31];
1134     /* round 8: */
1135     s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[32];
1136     s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[33];
1137     s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[34];
1138     s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[35];
1139     /* round 9: */
1140     t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[36];
1141     t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[37];
1142     t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[38];
1143     t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[39];
1144     if (key->rounds > 10) {
1145         /* round 10: */
1146         s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[40];
1147         s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[41];
1148         s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[42];
1149         s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[43];
1150         /* round 11: */
1151         t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[44];
1152         t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[45];
1153         t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[46];
1154         t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[47];
1155         if (key->rounds > 12) {
1156             /* round 12: */
1157             s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >>  8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[48];
1158             s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >>  8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[49];
1159             s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >>  8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[50];
1160             s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >>  8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[51];
1161             /* round 13: */
1162             t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >>  8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[52];
1163             t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >>  8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[53];
1164             t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >>  8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[54];
1165             t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >>  8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[55];
1166         }
1167     }
1168         rk += key->rounds << 2;
1169 #else  /* !FULL_UNROLL */
1170     /*
1171      * Nr - 1 full rounds:
1172      */
1173     r = key->rounds >> 1;
1174     for (;;) {
1175         t0 =
1176             Td0[(s0 >> 24)       ] ^
1177             Td1[(s3 >> 16) & 0xff] ^
1178             Td2[(s2 >>  8) & 0xff] ^
1179             Td3[(s1      ) & 0xff] ^
1180             rk[4];
1181         t1 =
1182             Td0[(s1 >> 24)       ] ^
1183             Td1[(s0 >> 16) & 0xff] ^
1184             Td2[(s3 >>  8) & 0xff] ^
1185             Td3[(s2      ) & 0xff] ^
1186             rk[5];
1187         t2 =
1188             Td0[(s2 >> 24)       ] ^
1189             Td1[(s1 >> 16) & 0xff] ^
1190             Td2[(s0 >>  8) & 0xff] ^
1191             Td3[(s3      ) & 0xff] ^
1192             rk[6];
1193         t3 =
1194             Td0[(s3 >> 24)       ] ^
1195             Td1[(s2 >> 16) & 0xff] ^
1196             Td2[(s1 >>  8) & 0xff] ^
1197             Td3[(s0      ) & 0xff] ^
1198             rk[7];
1199
1200         rk += 8;
1201         if (--r == 0) {
1202             break;
1203         }
1204
1205         s0 =
1206             Td0[(t0 >> 24)       ] ^
1207             Td1[(t3 >> 16) & 0xff] ^
1208             Td2[(t2 >>  8) & 0xff] ^
1209             Td3[(t1      ) & 0xff] ^
1210             rk[0];
1211         s1 =
1212             Td0[(t1 >> 24)       ] ^
1213             Td1[(t0 >> 16) & 0xff] ^
1214             Td2[(t3 >>  8) & 0xff] ^
1215             Td3[(t2      ) & 0xff] ^
1216             rk[1];
1217         s2 =
1218             Td0[(t2 >> 24)       ] ^
1219             Td1[(t1 >> 16) & 0xff] ^
1220             Td2[(t0 >>  8) & 0xff] ^
1221             Td3[(t3      ) & 0xff] ^
1222             rk[2];
1223         s3 =
1224             Td0[(t3 >> 24)       ] ^
1225             Td1[(t2 >> 16) & 0xff] ^
1226             Td2[(t1 >>  8) & 0xff] ^
1227             Td3[(t0      ) & 0xff] ^
1228             rk[3];
1229     }
1230 #endif /* ?FULL_UNROLL */
1231     /*
1232          * apply last round and
1233          * map cipher state to byte array block:
1234          */
1235         s0 =
1236                 (Td4[(t0 >> 24)       ] & 0xff000000) ^
1237                 (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
1238                 (Td4[(t2 >>  8) & 0xff] & 0x0000ff00) ^
1239                 (Td4[(t1      ) & 0xff] & 0x000000ff) ^
1240                 rk[0];
1241         PUTU32(out     , s0);
1242         s1 =
1243                 (Td4[(t1 >> 24)       ] & 0xff000000) ^
1244                 (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
1245                 (Td4[(t3 >>  8) & 0xff] & 0x0000ff00) ^
1246                 (Td4[(t2      ) & 0xff] & 0x000000ff) ^
1247                 rk[1];
1248         PUTU32(out +  4, s1);
1249         s2 =
1250                 (Td4[(t2 >> 24)       ] & 0xff000000) ^
1251                 (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
1252                 (Td4[(t0 >>  8) & 0xff] & 0x0000ff00) ^
1253                 (Td4[(t3      ) & 0xff] & 0x000000ff) ^
1254                 rk[2];
1255         PUTU32(out +  8, s2);
1256         s3 =
1257                 (Td4[(t3 >> 24)       ] & 0xff000000) ^
1258                 (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
1259                 (Td4[(t1 >>  8) & 0xff] & 0x0000ff00) ^
1260                 (Td4[(t0      ) & 0xff] & 0x000000ff) ^
1261                 rk[3];
1262         PUTU32(out + 12, s3);
1263 }
1264
1265 #endif /* AES_ASM */
1266
1267 void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
1268                      const unsigned long length, const AES_KEY *key,
1269                      unsigned char *ivec, const int enc)
1270 {
1271
1272         unsigned long n;
1273         unsigned long len = length;
1274         unsigned char tmp[AES_BLOCK_SIZE];
1275
1276         assert(in && out && key && ivec);
1277
1278         if (enc) {
1279                 while (len >= AES_BLOCK_SIZE) {
1280                         for(n=0; n < AES_BLOCK_SIZE; ++n)
1281                                 tmp[n] = in[n] ^ ivec[n];
1282                         AES_encrypt(tmp, out, key);
1283                         memcpy(ivec, out, AES_BLOCK_SIZE);
1284                         len -= AES_BLOCK_SIZE;
1285                         in += AES_BLOCK_SIZE;
1286                         out += AES_BLOCK_SIZE;
1287                 }
1288                 if (len) {
1289                         for(n=0; n < len; ++n)
1290                                 tmp[n] = in[n] ^ ivec[n];
1291                         for(n=len; n < AES_BLOCK_SIZE; ++n)
1292                                 tmp[n] = ivec[n];
1293                         AES_encrypt(tmp, tmp, key);
1294                         memcpy(out, tmp, AES_BLOCK_SIZE);
1295                         memcpy(ivec, tmp, AES_BLOCK_SIZE);
1296                 }
1297         } else {
1298                 while (len >= AES_BLOCK_SIZE) {
1299                         memcpy(tmp, in, AES_BLOCK_SIZE);
1300                         AES_decrypt(in, out, key);
1301                         for(n=0; n < AES_BLOCK_SIZE; ++n)
1302                                 out[n] ^= ivec[n];
1303                         memcpy(ivec, tmp, AES_BLOCK_SIZE);
1304                         len -= AES_BLOCK_SIZE;
1305                         in += AES_BLOCK_SIZE;
1306                         out += AES_BLOCK_SIZE;
1307                 }
1308                 if (len) {
1309                         memcpy(tmp, in, AES_BLOCK_SIZE);
1310                         AES_decrypt(tmp, tmp, key);
1311                         for(n=0; n < len; ++n)
1312                                 out[n] = tmp[n] ^ ivec[n];
1313                         memcpy(ivec, tmp, AES_BLOCK_SIZE);
1314                 }
1315         }
1316 }
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