105799ae0SJuan Castillo /* 26f8a2565SSandrine Bailleux * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved. 305799ae0SJuan Castillo * 482cb2c1aSdp-arm * SPDX-License-Identifier: BSD-3-Clause 505799ae0SJuan Castillo */ 605799ae0SJuan Castillo 7c3cf06f1SAntonio Nino Diaz #ifndef AUTH_MOD_H 8c3cf06f1SAntonio Nino Diaz #define AUTH_MOD_H 905799ae0SJuan Castillo 1005799ae0SJuan Castillo #if TRUSTED_BOARD_BOOT 1105799ae0SJuan Castillo 1209d40e0eSAntonio Nino Diaz #include <common/tbbr/cot_def.h> 1309d40e0eSAntonio Nino Diaz #include <common/tbbr/tbbr_img_def.h> 1409d40e0eSAntonio Nino Diaz #include <drivers/auth/auth_common.h> 1509d40e0eSAntonio Nino Diaz #include <drivers/auth/img_parser_mod.h> 1605799ae0SJuan Castillo 176f8a2565SSandrine Bailleux #include <lib/utils_def.h> 186f8a2565SSandrine Bailleux 1905799ae0SJuan Castillo /* 2005799ae0SJuan Castillo * Image flags 2105799ae0SJuan Castillo */ 2205799ae0SJuan Castillo #define IMG_FLAG_AUTHENTICATED (1 << 0) 2305799ae0SJuan Castillo 2405799ae0SJuan Castillo 2505799ae0SJuan Castillo /* 2605799ae0SJuan Castillo * Authentication image descriptor 2705799ae0SJuan Castillo */ 2805799ae0SJuan Castillo typedef struct auth_img_desc_s { 2905799ae0SJuan Castillo unsigned int img_id; 3005799ae0SJuan Castillo img_type_t img_type; 31b313d755SSoby Mathew const struct auth_img_desc_s *parent; 3230070427SJoel Hutton const auth_method_desc_t *const img_auth_methods; 3330070427SJoel Hutton const auth_param_desc_t *const authenticated_data; 3405799ae0SJuan Castillo } auth_img_desc_t; 3505799ae0SJuan Castillo 3605799ae0SJuan Castillo /* Public functions */ 3705799ae0SJuan Castillo void auth_mod_init(void); 3805799ae0SJuan Castillo int auth_mod_get_parent_id(unsigned int img_id, unsigned int *parent_id); 3905799ae0SJuan Castillo int auth_mod_verify_img(unsigned int img_id, 4005799ae0SJuan Castillo void *img_ptr, 4105799ae0SJuan Castillo unsigned int img_len); 4205799ae0SJuan Castillo 430b6377d1SJoel Hutton /* Macro to register a CoT defined as an array of auth_img_desc_t pointers */ 4405799ae0SJuan Castillo #define REGISTER_COT(_cot) \ 452efb7ddcSSandrine Bailleux const auth_img_desc_t *const *const cot_desc_ptr = (_cot); \ 466f8a2565SSandrine Bailleux const size_t cot_desc_size = ARRAY_SIZE(_cot); \ 47735181b6SRoberto Vargas unsigned int auth_img_flags[MAX_NUMBER_IDS] 4805799ae0SJuan Castillo 492efb7ddcSSandrine Bailleux extern const auth_img_desc_t *const *const cot_desc_ptr; 506f8a2565SSandrine Bailleux extern const size_t cot_desc_size; 513b94189aSRoberto Vargas extern unsigned int auth_img_flags[MAX_NUMBER_IDS]; 523b94189aSRoberto Vargas 53*44f1aa8eSManish Pandey #if defined(SPD_spmd) 54*44f1aa8eSManish Pandey #define DEFINE_SP_PKG(n) \ 55*44f1aa8eSManish Pandey static const auth_img_desc_t sp_pkg##n = { \ 56*44f1aa8eSManish Pandey .img_id = SP_CONTENT_CERT_ID + (n), \ 57*44f1aa8eSManish Pandey .img_type = IMG_RAW, \ 58*44f1aa8eSManish Pandey .parent = &sp_content_cert, \ 59*44f1aa8eSManish Pandey .img_auth_methods = (const auth_method_desc_t[AUTH_METHOD_NUM]) { \ 60*44f1aa8eSManish Pandey [0] = { \ 61*44f1aa8eSManish Pandey .type = AUTH_METHOD_HASH, \ 62*44f1aa8eSManish Pandey .param.hash = { \ 63*44f1aa8eSManish Pandey .data = &raw_data, \ 64*44f1aa8eSManish Pandey .hash = &sp_pkg##n##_hash \ 65*44f1aa8eSManish Pandey } \ 66*44f1aa8eSManish Pandey } \ 67*44f1aa8eSManish Pandey } \ 68*44f1aa8eSManish Pandey } 69*44f1aa8eSManish Pandey #endif 70*44f1aa8eSManish Pandey 7105799ae0SJuan Castillo #endif /* TRUSTED_BOARD_BOOT */ 7205799ae0SJuan Castillo 73c3cf06f1SAntonio Nino Diaz #endif /* AUTH_MOD_H */ 74