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Annotation of embedaddon/strongswan/src/libstrongswan/plugins/aesni/aesni_plugin.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2015 Martin Willi
                      3:  * Copyright (C) 2015 revosec AG
                      4:  *
                      5:  * This program is free software; you can redistribute it and/or modify it
                      6:  * under the terms of the GNU General Public License as published by the
                      7:  * Free Software Foundation; either version 2 of the License, or (at your
                      8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                      9:  *
                     10:  * This program is distributed in the hope that it will be useful, but
                     11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     13:  * for more details.
                     14:  */
                     15: 
                     16: #include "aesni_plugin.h"
                     17: #include "aesni_cbc.h"
                     18: #include "aesni_ecb.h"
                     19: #include "aesni_ctr.h"
                     20: #include "aesni_ccm.h"
                     21: #include "aesni_gcm.h"
                     22: #include "aesni_xcbc.h"
                     23: #include "aesni_cmac.h"
                     24: 
                     25: #include <stdio.h>
                     26: 
                     27: #include <library.h>
                     28: #include <utils/debug.h>
                     29: #include <utils/cpu_feature.h>
                     30: 
                     31: typedef struct private_aesni_plugin_t private_aesni_plugin_t;
                     32: typedef enum cpuid_feature_t cpuid_feature_t;
                     33: 
                     34: /**
                     35:  * private data of aesni_plugin
                     36:  */
                     37: struct private_aesni_plugin_t {
                     38: 
                     39:        /**
                     40:         * public functions
                     41:         */
                     42:        aesni_plugin_t public;
                     43: };
                     44: 
                     45: METHOD(plugin_t, get_name, char*,
                     46:        private_aesni_plugin_t *this)
                     47: {
                     48:        return "aesni";
                     49: }
                     50: 
                     51: METHOD(plugin_t, get_features, int,
                     52:        private_aesni_plugin_t *this, plugin_feature_t *features[])
                     53: {
                     54:        static plugin_feature_t f[] = {
                     55:                PLUGIN_REGISTER(CRYPTER, aesni_cbc_create),
                     56:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 16),
                     57:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 24),
                     58:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 32),
                     59:                PLUGIN_REGISTER(CRYPTER, aesni_ecb_create),
                     60:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 16),
                     61:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 24),
                     62:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 32),
                     63:                PLUGIN_REGISTER(CRYPTER, aesni_ctr_create),
                     64:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CTR, 16),
                     65:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CTR, 24),
                     66:                        PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CTR, 32),
                     67:                PLUGIN_REGISTER(AEAD, aesni_ccm_create),
                     68:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8,  16),
                     69:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 16),
                     70:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 16),
                     71:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8,  24),
                     72:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 24),
                     73:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 24),
                     74:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV8,  32),
                     75:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV12, 32),
                     76:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_CCM_ICV16, 32),
                     77:                PLUGIN_REGISTER(AEAD, aesni_gcm_create),
                     78:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8,  16),
                     79:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 16),
                     80:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 16),
                     81:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8,  24),
                     82:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 24),
                     83:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 24),
                     84:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV8,  32),
                     85:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV12, 32),
                     86:                        PLUGIN_PROVIDE(AEAD, ENCR_AES_GCM_ICV16, 32),
                     87:                PLUGIN_REGISTER(PRF, aesni_xcbc_prf_create),
                     88:                        PLUGIN_PROVIDE(PRF, PRF_AES128_XCBC),
                     89:                PLUGIN_REGISTER(SIGNER, aesni_xcbc_signer_create),
                     90:                        PLUGIN_PROVIDE(SIGNER, AUTH_AES_XCBC_96),
                     91:                PLUGIN_REGISTER(PRF, aesni_cmac_prf_create),
                     92:                        PLUGIN_PROVIDE(PRF, PRF_AES128_CMAC),
                     93:                PLUGIN_REGISTER(SIGNER, aesni_cmac_signer_create),
                     94:                        PLUGIN_PROVIDE(SIGNER, AUTH_AES_CMAC_96),
                     95:        };
                     96: 
                     97:        *features = f;
                     98:        if (cpu_feature_available(CPU_FEATURE_AESNI | CPU_FEATURE_PCLMULQDQ))
                     99:        {
                    100:                return countof(f);
                    101:        }
                    102:        return 0;
                    103: }
                    104: 
                    105: METHOD(plugin_t, destroy, void,
                    106:        private_aesni_plugin_t *this)
                    107: {
                    108:        free(this);
                    109: }
                    110: 
                    111: /*
                    112:  * see header file
                    113:  */
                    114: plugin_t *aesni_plugin_create()
                    115: {
                    116:        private_aesni_plugin_t *this;
                    117: 
                    118:        INIT(this,
                    119:                .public = {
                    120:                        .plugin = {
                    121:                                .get_name = _get_name,
                    122:                                .get_features = _get_features,
                    123:                                .reload = (void*)return_false,
                    124:                                .destroy = _destroy,
                    125:                        },
                    126:                },
                    127:        );
                    128: 
                    129:        return &this->public.plugin;
                    130: }