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cast_opencl.c
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cast_opencl.c
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// vim:ft=opencl:
/**
* @version 0.1.3 (2011)
* @author Johannes Gilger <[email protected]>
*
* Copyright 2011 Johannes Gilger
*
* This file is part of engine-cuda
*
* engine-cuda is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License or
* any later version.
*
* engine-cuda is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with engine-cuda. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include <openssl/cast.h>
#include <CL/opencl.h>
#include "common.h"
#include "opencl_common.h"
CAST_LONG CAST_S_table[1024]={
0x30fb40d4,0x9fa0ff0b,0x6beccd2f,0x3f258c7a,0x1e213f2f,0x9c004dd3,0x6003e540,0xcf9fc949,
0xbfd4af27,0x88bbbdb5,0xe2034090,0x98d09675,0x6e63a0e0,0x15c361d2,0xc2e7661d,0x22d4ff8e,
0x28683b6f,0xc07fd059,0xff2379c8,0x775f50e2,0x43c340d3,0xdf2f8656,0x887ca41a,0xa2d2bd2d,
0xa1c9e0d6,0x346c4819,0x61b76d87,0x22540f2f,0x2abe32e1,0xaa54166b,0x22568e3a,0xa2d341d0,
0x66db40c8,0xa784392f,0x004dff2f,0x2db9d2de,0x97943fac,0x4a97c1d8,0x527644b7,0xb5f437a7,
0xb82cbaef,0xd751d159,0x6ff7f0ed,0x5a097a1f,0x827b68d0,0x90ecf52e,0x22b0c054,0xbc8e5935,
0x4b6d2f7f,0x50bb64a2,0xd2664910,0xbee5812d,0xb7332290,0xe93b159f,0xb48ee411,0x4bff345d,
0xfd45c240,0xad31973f,0xc4f6d02e,0x55fc8165,0xd5b1caad,0xa1ac2dae,0xa2d4b76d,0xc19b0c50,
0x882240f2,0x0c6e4f38,0xa4e4bfd7,0x4f5ba272,0x564c1d2f,0xc59c5319,0xb949e354,0xb04669fe,
0xb1b6ab8a,0xc71358dd,0x6385c545,0x110f935d,0x57538ad5,0x6a390493,0xe63d37e0,0x2a54f6b3,
0x3a787d5f,0x6276a0b5,0x19a6fcdf,0x7a42206a,0x29f9d4d5,0xf61b1891,0xbb72275e,0xaa508167,
0x38901091,0xc6b505eb,0x84c7cb8c,0x2ad75a0f,0x874a1427,0xa2d1936b,0x2ad286af,0xaa56d291,
0xd7894360,0x425c750d,0x93b39e26,0x187184c9,0x6c00b32d,0x73e2bb14,0xa0bebc3c,0x54623779,
0x64459eab,0x3f328b82,0x7718cf82,0x59a2cea6,0x04ee002e,0x89fe78e6,0x3fab0950,0x325ff6c2,
0x81383f05,0x6963c5c8,0x76cb5ad6,0xd49974c9,0xca180dcf,0x380782d5,0xc7fa5cf6,0x8ac31511,
0x35e79e13,0x47da91d0,0xf40f9086,0xa7e2419e,0x31366241,0x051ef495,0xaa573b04,0x4a805d8d,
0x548300d0,0x00322a3c,0xbf64cddf,0xba57a68e,0x75c6372b,0x50afd341,0xa7c13275,0x915a0bf5,
0x6b54bfab,0x2b0b1426,0xab4cc9d7,0x449ccd82,0xf7fbf265,0xab85c5f3,0x1b55db94,0xaad4e324,
0xcfa4bd3f,0x2deaa3e2,0x9e204d02,0xc8bd25ac,0xeadf55b3,0xd5bd9e98,0xe31231b2,0x2ad5ad6c,
0x954329de,0xadbe4528,0xd8710f69,0xaa51c90f,0xaa786bf6,0x22513f1e,0xaa51a79b,0x2ad344cc,
0x7b5a41f0,0xd37cfbad,0x1b069505,0x41ece491,0xb4c332e6,0x032268d4,0xc9600acc,0xce387e6d,
0xbf6bb16c,0x6a70fb78,0x0d03d9c9,0xd4df39de,0xe01063da,0x4736f464,0x5ad328d8,0xb347cc96,
0x75bb0fc3,0x98511bfb,0x4ffbcc35,0xb58bcf6a,0xe11f0abc,0xbfc5fe4a,0xa70aec10,0xac39570a,
0x3f04442f,0x6188b153,0xe0397a2e,0x5727cb79,0x9ceb418f,0x1cacd68d,0x2ad37c96,0x0175cb9d,
0xc69dff09,0xc75b65f0,0xd9db40d8,0xec0e7779,0x4744ead4,0xb11c3274,0xdd24cb9e,0x7e1c54bd,
0xf01144f9,0xd2240eb1,0x9675b3fd,0xa3ac3755,0xd47c27af,0x51c85f4d,0x56907596,0xa5bb15e6,
0x580304f0,0xca042cf1,0x011a37ea,0x8dbfaadb,0x35ba3e4a,0x3526ffa0,0xc37b4d09,0xbc306ed9,
0x98a52666,0x5648f725,0xff5e569d,0x0ced63d0,0x7c63b2cf,0x700b45e1,0xd5ea50f1,0x85a92872,
0xaf1fbda7,0xd4234870,0xa7870bf3,0x2d3b4d79,0x42e04198,0x0cd0ede7,0x26470db8,0xf881814c,
0x474d6ad7,0x7c0c5e5c,0xd1231959,0x381b7298,0xf5d2f4db,0xab838653,0x6e2f1e23,0x83719c9e,
0xbd91e046,0x9a56456e,0xdc39200c,0x20c8c571,0x962bda1c,0xe1e696ff,0xb141ab08,0x7cca89b9,
0x1a69e783,0x02cc4843,0xa2f7c579,0x429ef47d,0x427b169c,0x5ac9f049,0xdd8f0f00,0x5c8165bf,
0x1f201094,0xef0ba75b,0x69e3cf7e,0x393f4380,0xfe61cf7a,0xeec5207a,0x55889c94,0x72fc0651,
0xada7ef79,0x4e1d7235,0xd55a63ce,0xde0436ba,0x99c430ef,0x5f0c0794,0x18dcdb7d,0xa1d6eff3,
0xa0b52f7b,0x59e83605,0xee15b094,0xe9ffd909,0xdc440086,0xef944459,0xba83ccb3,0xe0c3cdfb,
0xd1da4181,0x3b092ab1,0xf997f1c1,0xa5e6cf7b,0x01420ddb,0xe4e7ef5b,0x25a1ff41,0xe180f806,
0x1fc41080,0x179bee7a,0xd37ac6a9,0xfe5830a4,0x98de8b7f,0x77e83f4e,0x79929269,0x24fa9f7b,
0xe113c85b,0xacc40083,0xd7503525,0xf7ea615f,0x62143154,0x0d554b63,0x5d681121,0xc866c359,
0x3d63cf73,0xcee234c0,0xd4d87e87,0x5c672b21,0x071f6181,0x39f7627f,0x361e3084,0xe4eb573b,
0x602f64a4,0xd63acd9c,0x1bbc4635,0x9e81032d,0x2701f50c,0x99847ab4,0xa0e3df79,0xba6cf38c,
0x10843094,0x2537a95e,0xf46f6ffe,0xa1ff3b1f,0x208cfb6a,0x8f458c74,0xd9e0a227,0x4ec73a34,
0xfc884f69,0x3e4de8df,0xef0e0088,0x3559648d,0x8a45388c,0x1d804366,0x721d9bfd,0xa58684bb,
0xe8256333,0x844e8212,0x128d8098,0xfed33fb4,0xce280ae1,0x27e19ba5,0xd5a6c252,0xe49754bd,
0xc5d655dd,0xeb667064,0x77840b4d,0xa1b6a801,0x84db26a9,0xe0b56714,0x21f043b7,0xe5d05860,
0x54f03084,0x066ff472,0xa31aa153,0xdadc4755,0xb5625dbf,0x68561be6,0x83ca6b94,0x2d6ed23b,
0xeccf01db,0xa6d3d0ba,0xb6803d5c,0xaf77a709,0x33b4a34c,0x397bc8d6,0x5ee22b95,0x5f0e5304,
0x81ed6f61,0x20e74364,0xb45e1378,0xde18639b,0x881ca122,0xb96726d1,0x8049a7e8,0x22b7da7b,
0x5e552d25,0x5272d237,0x79d2951c,0xc60d894c,0x488cb402,0x1ba4fe5b,0xa4b09f6b,0x1ca815cf,
0xa20c3005,0x8871df63,0xb9de2fcb,0x0cc6c9e9,0x0beeff53,0xe3214517,0xb4542835,0x9f63293c,
0xee41e729,0x6e1d2d7c,0x50045286,0x1e6685f3,0xf33401c6,0x30a22c95,0x31a70850,0x60930f13,
0x73f98417,0xa1269859,0xec645c44,0x52c877a9,0xcdff33a6,0xa02b1741,0x7cbad9a2,0x2180036f,
0x50d99c08,0xcb3f4861,0xc26bd765,0x64a3f6ab,0x80342676,0x25a75e7b,0xe4e6d1fc,0x20c710e6,
0xcdf0b680,0x17844d3b,0x31eef84d,0x7e0824e4,0x2ccb49eb,0x846a3bae,0x8ff77888,0xee5d60f6,
0x7af75673,0x2fdd5cdb,0xa11631c1,0x30f66f43,0xb3faec54,0x157fd7fa,0xef8579cc,0xd152de58,
0xdb2ffd5e,0x8f32ce19,0x306af97a,0x02f03ef8,0x99319ad5,0xc242fa0f,0xa7e3ebb0,0xc68e4906,
0xb8da230c,0x80823028,0xdcdef3c8,0xd35fb171,0x088a1bc8,0xbec0c560,0x61a3c9e8,0xbca8f54d,
0xc72feffa,0x22822e99,0x82c570b4,0xd8d94e89,0x8b1c34bc,0x301e16e6,0x273be979,0xb0ffeaa6,
0x61d9b8c6,0x00b24869,0xb7ffce3f,0x08dc283b,0x43daf65a,0xf7e19798,0x7619b72f,0x8f1c9ba4,
0xdc8637a0,0x16a7d3b1,0x9fc393b7,0xa7136eeb,0xc6bcc63e,0x1a513742,0xef6828bc,0x520365d6,
0x2d6a77ab,0x3527ed4b,0x821fd216,0x095c6e2e,0xdb92f2fb,0x5eea29cb,0x145892f5,0x91584f7f,
0x5483697b,0x2667a8cc,0x85196048,0x8c4bacea,0x833860d4,0x0d23e0f9,0x6c387e8a,0x0ae6d249,
0xb284600c,0xd835731d,0xdcb1c647,0xac4c56ea,0x3ebd81b3,0x230eabb0,0x6438bc87,0xf0b5b1fa,
0x8f5ea2b3,0xfc184642,0x0a036b7a,0x4fb089bd,0x649da589,0xa345415e,0x5c038323,0x3e5d3bb9,
0x43d79572,0x7e6dd07c,0x06dfdf1e,0x6c6cc4ef,0x7160a539,0x73bfbe70,0x83877605,0x4523ecf1,
0x8defc240,0x25fa5d9f,0xeb903dbf,0xe810c907,0x47607fff,0x369fe44b,0x8c1fc644,0xaececa90,
0xbeb1f9bf,0xeefbcaea,0xe8cf1950,0x51df07ae,0x920e8806,0xf0ad0548,0xe13c8d83,0x927010d5,
0x11107d9f,0x07647db9,0xb2e3e4d4,0x3d4f285e,0xb9afa820,0xfade82e0,0xa067268b,0x8272792e,
0x553fb2c0,0x489ae22b,0xd4ef9794,0x125e3fbc,0x21fffcee,0x825b1bfd,0x9255c5ed,0x1257a240,
0x4e1a8302,0xbae07fff,0x528246e7,0x8e57140e,0x3373f7bf,0x8c9f8188,0xa6fc4ee8,0xc982b5a5,
0xa8c01db7,0x579fc264,0x67094f31,0xf2bd3f5f,0x40fff7c1,0x1fb78dfc,0x8e6bd2c1,0x437be59b,
0x99b03dbf,0xb5dbc64b,0x638dc0e6,0x55819d99,0xa197c81c,0x4a012d6e,0xc5884a28,0xccc36f71,
0xb843c213,0x6c0743f1,0x8309893c,0x0feddd5f,0x2f7fe850,0xd7c07f7e,0x02507fbf,0x5afb9a04,
0xa747d2d0,0x1651192e,0xaf70bf3e,0x58c31380,0x5f98302e,0x727cc3c4,0x0a0fb402,0x0f7fef82,
0x8c96fdad,0x5d2c2aae,0x8ee99a49,0x50da88b8,0x8427f4a0,0x1eac5790,0x796fb449,0x8252dc15,
0xefbd7d9b,0xa672597d,0xada840d8,0x45f54504,0xfa5d7403,0xe83ec305,0x4f91751a,0x925669c2,
0x23efe941,0xa903f12e,0x60270df2,0x0276e4b6,0x94fd6574,0x927985b2,0x8276dbcb,0x02778176,
0xf8af918d,0x4e48f79e,0x8f616ddf,0xe29d840e,0x842f7d83,0x340ce5c8,0x96bbb682,0x93b4b148,
0xef303cab,0x984faf28,0x779faf9b,0x92dc560d,0x224d1e20,0x8437aa88,0x7d29dc96,0x2756d3dc,
0x8b907cee,0xb51fd240,0xe7c07ce3,0xe566b4a1,0xc3e9615e,0x3cf8209d,0x6094d1e3,0xcd9ca341,
0x5c76460e,0x00ea983b,0xd4d67881,0xfd47572c,0xf76cedd9,0xbda8229c,0x127dadaa,0x438a074e,
0x1f97c090,0x081bdb8a,0x93a07ebe,0xb938ca15,0x97b03cff,0x3dc2c0f8,0x8d1ab2ec,0x64380e51,
0x68cc7bfb,0xd90f2788,0x12490181,0x5de5ffd4,0xdd7ef86a,0x76a2e214,0xb9a40368,0x925d958f,
0x4b39fffa,0xba39aee9,0xa4ffd30b,0xfaf7933b,0x6d498623,0x193cbcfa,0x27627545,0x825cf47a,
0x61bd8ba0,0xd11e42d1,0xcead04f4,0x127ea392,0x10428db7,0x8272a972,0x9270c4a8,0x127de50b,
0x285ba1c8,0x3c62f44f,0x35c0eaa5,0xe805d231,0x428929fb,0xb4fcdf82,0x4fb66a53,0x0e7dc15b,
0x1f081fab,0x108618ae,0xfcfd086d,0xf9ff2889,0x694bcc11,0x236a5cae,0x12deca4d,0x2c3f8cc5,
0xd2d02dfe,0xf8ef5896,0xe4cf52da,0x95155b67,0x494a488c,0xb9b6a80c,0x5c8f82bc,0x89d36b45,
0x3a609437,0xec00c9a9,0x44715253,0x0a874b49,0xd773bc40,0x7c34671c,0x02717ef6,0x4feb5536,
0xa2d02fff,0xd2bf60c4,0xd43f03c0,0x50b4ef6d,0x07478cd1,0x006e1888,0xa2e53f55,0xb9e6d4bc,
0xa2048016,0x97573833,0xd7207d67,0xde0f8f3d,0x72f87b33,0xabcc4f33,0x7688c55d,0x7b00a6b0,
0x947b0001,0x570075d2,0xf9bb88f8,0x8942019e,0x4264a5ff,0x856302e0,0x72dbd92b,0xee971b69,
0x6ea22fde,0x5f08ae2b,0xaf7a616d,0xe5c98767,0xcf1febd2,0x61efc8c2,0xf1ac2571,0xcc8239c2,
0x67214cb8,0xb1e583d1,0xb7dc3e62,0x7f10bdce,0xf90a5c38,0x0ff0443d,0x606e6dc6,0x60543a49,
0x5727c148,0x2be98a1d,0x8ab41738,0x20e1be24,0xaf96da0f,0x68458425,0x99833be5,0x600d457d,
0x282f9350,0x8334b362,0xd91d1120,0x2b6d8da0,0x642b1e31,0x9c305a00,0x52bce688,0x1b03588a,
0xf7baefd5,0x4142ed9c,0xa4315c11,0x83323ec5,0xdfef4636,0xa133c501,0xe9d3531c,0xee353783,
0x9db30420,0x1fb6e9de,0xa7be7bef,0xd273a298,0x4a4f7bdb,0x64ad8c57,0x85510443,0xfa020ed1,
0x7e287aff,0xe60fb663,0x095f35a1,0x79ebf120,0xfd059d43,0x6497b7b1,0xf3641f63,0x241e4adf,
0x28147f5f,0x4fa2b8cd,0xc9430040,0x0cc32220,0xfdd30b30,0xc0a5374f,0x1d2d00d9,0x24147b15,
0xee4d111a,0x0fca5167,0x71ff904c,0x2d195ffe,0x1a05645f,0x0c13fefe,0x081b08ca,0x05170121,
0x80530100,0xe83e5efe,0xac9af4f8,0x7fe72701,0xd2b8ee5f,0x06df4261,0xbb9e9b8a,0x7293ea25,
0xce84ffdf,0xf5718801,0x3dd64b04,0xa26f263b,0x7ed48400,0x547eebe6,0x446d4ca0,0x6cf3d6f5,
0x2649abdf,0xaea0c7f5,0x36338cc1,0x503f7e93,0xd3772061,0x11b638e1,0x72500e03,0xf80eb2bb,
0xabe0502e,0xec8d77de,0x57971e81,0xe14f6746,0xc9335400,0x6920318f,0x081dbb99,0xffc304a5,
0x4d351805,0x7f3d5ce3,0xa6c866c6,0x5d5bcca9,0xdaec6fea,0x9f926f91,0x9f46222f,0x3991467d,
0xa5bf6d8e,0x1143c44f,0x43958302,0xd0214eeb,0x022083b8,0x3fb6180c,0x18f8931e,0x281658e6,
0x26486e3e,0x8bd78a70,0x7477e4c1,0xb506e07c,0xf32d0a25,0x79098b02,0xe4eabb81,0x28123b23,
0x69dead38,0x1574ca16,0xdf871b62,0x211c40b7,0xa51a9ef9,0x0014377b,0x041e8ac8,0x09114003,
0xbd59e4d2,0xe3d156d5,0x4fe876d5,0x2f91a340,0x557be8de,0x00eae4a7,0x0ce5c2ec,0x4db4bba6,
0xe756bdff,0xdd3369ac,0xec17b035,0x06572327,0x99afc8b0,0x56c8c391,0x6b65811c,0x5e146119,
0x6e85cb75,0xbe07c002,0xc2325577,0x893ff4ec,0x5bbfc92d,0xd0ec3b25,0xb7801ab7,0x8d6d3b24,
0x20c763ef,0xc366a5fc,0x9c382880,0x0ace3205,0xaac9548a,0xeca1d7c7,0x041afa32,0x1d16625a,
0x6701902c,0x9b757a54,0x31d477f7,0x9126b031,0x36cc6fdb,0xc70b8b46,0xd9e66a48,0x56e55a79,
0x026a4ceb,0x52437eff,0x2f8f76b4,0x0df980a5,0x8674cde3,0xedda04eb,0x17a9be04,0x2c18f4df,
0xb7747f9d,0xab2af7b4,0xefc34d20,0x2e096b7c,0x1741a254,0xe5b6a035,0x213d42f6,0x2c1c7c26,
0x61c2f50f,0x6552daf9,0xd2c231f8,0x25130f69,0xd8167fa2,0x0418f2c8,0x001a96a6,0x0d1526ab,
0x63315c21,0x5e0a72ec,0x49bafefd,0x187908d9,0x8d0dbd86,0x311170a7,0x3e9b640c,0xcc3e10d7,
0xd5cad3b6,0x0caec388,0xf73001e1,0x6c728aff,0x71eae2a1,0x1f9af36e,0xcfcbd12f,0xc1de8417,
0xac07be6b,0xcb44a1d8,0x8b9b0f56,0x013988c3,0xb1c52fca,0xb4be31cd,0xd8782806,0x12a3a4e2,
0x6f7de532,0x58fd7eb6,0xd01ee900,0x24adffc2,0xf4990fc5,0x9711aac5,0x001d7b95,0x82e5e7d2,
0x109873f6,0x00613096,0xc32d9521,0xada121ff,0x29908415,0x7fbb977f,0xaf9eb3db,0x29c9ed2a,
0x5ce2a465,0xa730f32c,0xd0aa3fe8,0x8a5cc091,0xd49e2ce7,0x0ce454a9,0xd60acd86,0x015f1919,
0x77079103,0xdea03af6,0x78a8565e,0xdee356df,0x21f05cbe,0x8b75e387,0xb3c50651,0xb8a5c3ef,
0xd8eeb6d2,0xe523be77,0xc2154529,0x2f69efdf,0xafe67afb,0xf470c4b2,0xf3e0eb5b,0xd6cc9876,
0x39e4460c,0x1fda8538,0x1987832f,0xca007367,0xa99144f8,0x296b299e,0x492fc295,0x9266beab,
0xb5676e69,0x9bd3ddda,0xdf7e052f,0xdb25701c,0x1b5e51ee,0xf65324e6,0x6afce36c,0x0316cc04,
0x8644213e,0xb7dc59d0,0x7965291f,0xccd6fd43,0x41823979,0x932bcdf6,0xb657c34d,0x4edfd282,
0x7ae5290c,0x3cb9536b,0x851e20fe,0x9833557e,0x13ecf0b0,0xd3ffb372,0x3f85c5c1,0x0aef7ed2,
};
static cl_mem cast_stable = NULL;
static cl_mem cast_iv = NULL;
void CAST_opencl_transfer_key_schedule(CAST_KEY *ks, cl_mem *device_schedule, cl_command_queue queue) {
clEnqueueWriteBuffer(queue,*device_schedule,CL_TRUE,0,sizeof(CAST_KEY),ks,0,NULL,NULL);
}
void CAST_opencl_transfer_iv(cl_context context, const unsigned char *iv,cl_command_queue queue) {
cl_int error;
if(!cast_iv)
CL_ASSIGN(cast_iv = clCreateBuffer(context,CL_MEM_READ_ONLY,CAST_BLOCK_SIZE,NULL,&error));
CL_WRAPPER(clEnqueueWriteBuffer(queue,cast_iv,CL_TRUE,0,CAST_BLOCK_SIZE,iv,0,NULL,NULL));
}
void CAST_opencl_crypt(opencl_crypt_parameters *c) {
size_t blockSize[3] = {MAX_THREAD, 0, 0};
size_t gridSize[3] = {c->nbytes/CAST_BLOCK_SIZE, 0, 0};
if (!(c->nbytes%(CAST_BLOCK_SIZE*MAX_THREAD))==0) {
gridSize[0] += (MAX_THREAD - (gridSize[0]%MAX_THREAD));
}
if(!cast_stable) {
cl_int error;
CL_ASSIGN(cast_stable = clCreateBuffer(*c->context, CL_MEM_READ_ONLY, 4096, NULL, &error));
CL_WRAPPER(clEnqueueWriteBuffer(*c->queue,cast_stable,CL_FALSE,0,4096,CAST_S_table,0,NULL,NULL));
clSetKernelArg(*c->d_kernel, 0, sizeof(cl_mem), c->d_in);
clSetKernelArg(*c->d_kernel, 1, sizeof(cl_mem), c->d_schedule);
clSetKernelArg(*c->d_kernel, 2, sizeof(cl_mem), &cast_stable);
}
cl_uint args;
clGetKernelInfo(*c->d_kernel,CL_KERNEL_NUM_ARGS,4,&args,NULL);
if(args > 3 && cast_iv) {
clSetKernelArg(*c->d_kernel, 3, sizeof(cl_mem), &cast_iv);
clSetKernelArg(*c->d_kernel, 4, sizeof(cl_mem), c->d_out);
}
clEnqueueWriteBuffer(*c->queue,*c->d_in,CL_FALSE,0,c->nbytes,c->in,0,NULL,NULL);
OPENCL_TIME_KERNEL("CAST5 ",1)
if(args > 3) {
clEnqueueReadBuffer(*c->queue,*c->d_out,CL_FALSE,0,c->nbytes,c->out,0,NULL,NULL);
CAST_opencl_transfer_iv(*c->context,c->in+c->nbytes-DES_BLOCK_SIZE,*c->queue);
} else {
clEnqueueReadBuffer(*c->queue,*c->d_in,CL_TRUE,0,c->nbytes,c->out,0,NULL,NULL);
}
}