diff options
Diffstat (limited to 'include/drivers/auth/auth_mod.h')
| -rw-r--r-- | include/drivers/auth/auth_mod.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/include/drivers/auth/auth_mod.h b/include/drivers/auth/auth_mod.h new file mode 100644 index 00000000..0f19b5c4 --- /dev/null +++ b/include/drivers/auth/auth_mod.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * Neither the name of ARM nor the names of its contributors may be used + * to endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __AUTH_MOD_H__ +#define __AUTH_MOD_H__ + +#if TRUSTED_BOARD_BOOT + +#include <auth_common.h> +#include <cot_def.h> +#include <img_parser_mod.h> + +/* + * Image flags + */ +#define IMG_FLAG_AUTHENTICATED (1 << 0) + + +/* + * Authentication image descriptor + */ +typedef struct auth_img_desc_s { + unsigned int img_id; + const struct auth_img_desc_s *parent; + img_type_t img_type; + auth_method_desc_t img_auth_methods[AUTH_METHOD_NUM]; + auth_param_desc_t authenticated_data[COT_MAX_VERIFIED_PARAMS]; +} auth_img_desc_t; + +/* Public functions */ +void auth_mod_init(void); +int auth_mod_get_parent_id(unsigned int img_id, unsigned int *parent_id); +int auth_mod_verify_img(unsigned int img_id, + void *img_ptr, + unsigned int img_len); + +/* Macro to register a CoT defined as an array of auth_img_desc_t */ +#define REGISTER_COT(_cot) \ + const auth_img_desc_t *const cot_desc_ptr = \ + (const auth_img_desc_t *const)&_cot[0]; \ + unsigned int auth_img_flags[sizeof(_cot)/sizeof(_cot[0])]; + +#endif /* TRUSTED_BOARD_BOOT */ + +#endif /* __AUTH_MOD_H__ */ |