Annotation of embedaddon/strongswan/src/libstrongswan/plugins/drbg/drbg_plugin.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2019 Andreas Steffen
! 3: * HSR Hochschule fuer Technik Rapperswil
! 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 "drbg_plugin.h"
! 17: #include "drbg_ctr.h"
! 18: #include "drbg_hmac.h"
! 19:
! 20: #include <library.h>
! 21:
! 22: typedef struct private_drbg_plugin_t private_drbg_plugin_t;
! 23:
! 24: /**
! 25: * private data of drbg_plugin
! 26: */
! 27: struct private_drbg_plugin_t {
! 28:
! 29: /**
! 30: * public functions
! 31: */
! 32: drbg_plugin_t public;
! 33: };
! 34:
! 35: METHOD(plugin_t, get_name, char*,
! 36: private_drbg_plugin_t *this)
! 37: {
! 38: return "drbg";
! 39: }
! 40:
! 41: METHOD(plugin_t, get_features, int,
! 42: private_drbg_plugin_t *this, plugin_feature_t *features[])
! 43: {
! 44: static plugin_feature_t f[] = {
! 45: /* NIST CTR DRBG */
! 46: PLUGIN_REGISTER(DRBG, drbg_ctr_create),
! 47: PLUGIN_PROVIDE(DRBG, DRBG_CTR_AES128),
! 48: PLUGIN_DEPENDS(CRYPTER, ENCR_AES_ECB, 16),
! 49: PLUGIN_PROVIDE(DRBG, DRBG_CTR_AES192),
! 50: PLUGIN_DEPENDS(CRYPTER, ENCR_AES_ECB, 24),
! 51: PLUGIN_PROVIDE(DRBG, DRBG_CTR_AES256),
! 52: PLUGIN_DEPENDS(CRYPTER, ENCR_AES_ECB, 32),
! 53: /* NIST HMAC DRBG */
! 54: PLUGIN_REGISTER(DRBG, drbg_hmac_create),
! 55: PLUGIN_PROVIDE(DRBG, DRBG_HMAC_SHA1),
! 56: PLUGIN_DEPENDS(PRF, PRF_HMAC_SHA1),
! 57: PLUGIN_PROVIDE(DRBG, DRBG_HMAC_SHA256),
! 58: PLUGIN_DEPENDS(PRF, PRF_HMAC_SHA2_256),
! 59: PLUGIN_PROVIDE(DRBG, DRBG_HMAC_SHA384),
! 60: PLUGIN_DEPENDS(PRF, PRF_HMAC_SHA2_384),
! 61: PLUGIN_PROVIDE(DRBG, DRBG_HMAC_SHA512),
! 62: PLUGIN_DEPENDS(PRF, PRF_HMAC_SHA2_512),
! 63: };
! 64: *features = f;
! 65: return countof(f);
! 66: }
! 67:
! 68: METHOD(plugin_t, destroy, void,
! 69: private_drbg_plugin_t *this)
! 70: {
! 71: free(this);
! 72: }
! 73:
! 74: /*
! 75: * see header file
! 76: */
! 77: plugin_t *drbg_plugin_create()
! 78: {
! 79: private_drbg_plugin_t *this;
! 80:
! 81: INIT(this,
! 82: .public = {
! 83: .plugin = {
! 84: .get_name = _get_name,
! 85: .get_features = _get_features,
! 86: .destroy = _destroy,
! 87: },
! 88: },
! 89: );
! 90:
! 91: return &this->public.plugin;
! 92: }
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