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-rw-r--r--tools/cert_create/Makefile111
-rw-r--r--tools/cert_create/include/cca/cca_cot.h68
-rw-r--r--tools/cert_create/include/cert.h77
-rw-r--r--tools/cert_create/include/cmd_opt.h33
-rw-r--r--tools/cert_create/include/debug.h59
-rw-r--r--tools/cert_create/include/dualroot/cot.h81
-rw-r--r--tools/cert_create/include/ext.h95
-rw-r--r--tools/cert_create/include/key.h99
-rw-r--r--tools/cert_create/include/sha.h12
-rw-r--r--tools/cert_create/include/tbbr/tbb_cert.h30
-rw-r--r--tools/cert_create/include/tbbr/tbb_ext.h47
-rw-r--r--tools/cert_create/include/tbbr/tbb_key.h25
-rw-r--r--tools/cert_create/src/cca/cot.c439
-rw-r--r--tools/cert_create/src/cca/cot.mk10
-rw-r--r--tools/cert_create/src/cert.c294
-rw-r--r--tools/cert_create/src/cmd_opt.c59
-rw-r--r--tools/cert_create/src/dualroot/cot.c583
-rw-r--r--tools/cert_create/src/dualroot/cot.mk10
-rw-r--r--tools/cert_create/src/ext.c334
-rw-r--r--tools/cert_create/src/key.c318
-rw-r--r--tools/cert_create/src/main.c617
-rw-r--r--tools/cert_create/src/sha.c118
-rw-r--r--tools/cert_create/src/tbbr/tbb_cert.c206
-rw-r--r--tools/cert_create/src/tbbr/tbb_ext.c328
-rw-r--r--tools/cert_create/src/tbbr/tbb_key.c59
-rw-r--r--tools/cert_create/src/tbbr/tbbr.mk29
26 files changed, 4141 insertions, 0 deletions
diff --git a/tools/cert_create/Makefile b/tools/cert_create/Makefile
new file mode 100644
index 0000000..042e844
--- /dev/null
+++ b/tools/cert_create/Makefile
@@ -0,0 +1,111 @@
+#
+# Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+PLAT := none
+V ?= 0
+DEBUG := 0
+CRTTOOL ?= cert_create${BIN_EXT}
+BINARY := $(notdir ${CRTTOOL})
+COT := tbbr
+
+MAKE_HELPERS_DIRECTORY := ../../make_helpers/
+include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
+include ${MAKE_HELPERS_DIRECTORY}build_env.mk
+include ${MAKE_HELPERS_DIRECTORY}defaults.mk
+
+ifneq (${PLAT},none)
+TF_PLATFORM_ROOT := ../../plat/
+include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
+PLAT_CERT_CREATE_HELPER_MK := ${PLAT_DIR}/cert_create_tbbr.mk
+endif
+
+# Common source files.
+OBJECTS := src/cert.o \
+ src/cmd_opt.o \
+ src/ext.o \
+ src/key.o \
+ src/main.o \
+ src/sha.o
+
+# Chain of trust.
+ifeq (${COT},tbbr)
+ include src/tbbr/tbbr.mk
+else ifeq (${COT},dualroot)
+ include src/dualroot/cot.mk
+else ifeq (${COT},cca)
+ include src/cca/cot.mk
+else
+ $(error Unknown chain of trust ${COT})
+endif
+
+ifneq (,$(wildcard ${PLAT_CERT_CREATE_HELPER_MK}))
+include ${PLAT_CERT_CREATE_HELPER_MK}
+endif
+
+# Select OpenSSL version flag according to the OpenSSL build selected
+# from setting the OPENSSL_DIR path.
+$(eval $(call SELECT_OPENSSL_API_VERSION))
+
+HOSTCCFLAGS := -Wall -std=c99
+
+ifeq (${DEBUG},1)
+ HOSTCCFLAGS += -g -O0 -DDEBUG -DLOG_LEVEL=40
+else
+ HOSTCCFLAGS += -O2 -DLOG_LEVEL=20
+endif
+
+ifeq (${V},0)
+ Q := @
+else
+ Q :=
+endif
+
+HOSTCCFLAGS += ${DEFINES}
+# USING_OPENSSL3 flag will be added to the HOSTCCFLAGS variable with the proper
+# computed value.
+HOSTCCFLAGS += -DUSING_OPENSSL3=$(USING_OPENSSL3)
+
+# Make soft links and include from local directory otherwise wrong headers
+# could get pulled in from firmware tree.
+INC_DIR += -I ./include -I ${PLAT_INCLUDE} -I ${OPENSSL_DIR}/include
+
+# Include library directories where OpenSSL library files are located.
+# For a normal installation (i.e.: when ${OPENSSL_DIR} = /usr or
+# /usr/local), binaries are located under the ${OPENSSL_DIR}/lib/
+# directory. However, for a local build of OpenSSL, the built binaries are
+# located under the main project directory (i.e.: ${OPENSSL_DIR}, not
+# ${OPENSSL_DIR}/lib/).
+LIB_DIR := -L ${OPENSSL_DIR}/lib -L ${OPENSSL_DIR}
+LIB := -lssl -lcrypto
+
+HOSTCC ?= gcc
+
+.PHONY: all clean realclean --openssl
+
+all: ${BINARY}
+
+${BINARY}: --openssl ${OBJECTS} Makefile
+ @echo " HOSTLD $@"
+ @echo 'const char build_msg[] = "Built : "__TIME__", "__DATE__; \
+ const char platform_msg[] = "${PLAT_MSG}";' | \
+ ${HOSTCC} -c ${HOSTCCFLAGS} -xc - -o src/build_msg.o
+ ${Q}${HOSTCC} src/build_msg.o ${OBJECTS} ${LIB_DIR} ${LIB} -o $@
+
+%.o: %.c
+ @echo " HOSTCC $<"
+ ${Q}${HOSTCC} -c ${HOSTCCFLAGS} ${INC_DIR} $< -o $@
+
+--openssl:
+ifeq ($(DEBUG),1)
+ @echo "Selected OpenSSL version: ${OPENSSL_CURRENT_VER}"
+endif
+
+clean:
+ $(call SHELL_DELETE_ALL, src/build_msg.o ${OBJECTS})
+
+realclean: clean
+ $(call SHELL_DELETE,${BINARY})
+
diff --git a/tools/cert_create/include/cca/cca_cot.h b/tools/cert_create/include/cca/cca_cot.h
new file mode 100644
index 0000000..56585fb
--- /dev/null
+++ b/tools/cert_create/include/cca/cca_cot.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2022, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CCA_COT_H
+#define CCA_COT_H
+
+/* Certificates. */
+enum {
+ /* Certificates owned by the silicon provider. */
+ CCA_CONTENT_CERT,
+ CORE_SWD_KEY_CERT,
+ SPMC_CONTENT_CERT,
+ SIP_SECURE_PARTITION_CONTENT_CERT,
+
+ /* Certificates owned by the platform owner. */
+ PLAT_KEY_CERT,
+ PLAT_SECURE_PARTITION_CONTENT_CERT,
+ NON_TRUSTED_FW_CONTENT_CERT,
+};
+
+/* Certificate extensions. */
+enum {
+ /* Extensions used in certificates owned by the silicon provider. */
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT,
+ SWD_ROT_PK_EXT,
+ CORE_SWD_PK_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ RMM_HASH_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+
+ /* Extensions used in certificates owned by the platform owner. */
+ PROT_PK_EXT,
+ PLAT_PK_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+};
+
+/* Keys. */
+enum {
+ /* Keys owned by the silicon provider. */
+ ROT_KEY,
+ SWD_ROT_KEY,
+ CORE_SWD_KEY,
+
+ /* Keys owned by the platform owner. */
+ PROT_KEY,
+ PLAT_KEY,
+};
+
+#endif /* CCA_COT_H */
diff --git a/tools/cert_create/include/cert.h b/tools/cert_create/include/cert.h
new file mode 100644
index 0000000..5d39a88
--- /dev/null
+++ b/tools/cert_create/include/cert.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CERT_H
+#define CERT_H
+
+#include <openssl/ossl_typ.h>
+#include <openssl/x509.h>
+#include "ext.h"
+#include "key.h"
+
+#define CERT_MAX_EXT 9
+
+/*
+ * This structure contains information related to the generation of the
+ * certificates. All these fields must be known and specified at build time
+ * except for the file name, which is picked up from the command line at
+ * run time.
+ *
+ * One instance of this structure must be created for each of the certificates
+ * present in the chain of trust.
+ *
+ * If the issuer points to this same instance, the generated certificate will
+ * be self-signed.
+ */
+typedef struct cert_s cert_t;
+struct cert_s {
+ int id; /* Unique identifier */
+
+ const char *opt; /* Command line option to pass filename */
+ const char *fn; /* Filename to save the certificate */
+ const char *cn; /* Subject CN (Company Name) */
+ const char *help_msg; /* Help message */
+
+ /* These fields must be defined statically */
+ int key; /* Key to be signed */
+ int issuer; /* Issuer certificate */
+ int ext[CERT_MAX_EXT]; /* Certificate extensions */
+ int num_ext; /* Number of extensions in the certificate */
+
+ X509 *x; /* X509 certificate container */
+};
+
+/* Exported API */
+int cert_init(void);
+cert_t *cert_get_by_opt(const char *opt);
+int cert_add_ext(X509 *issuer, X509 *subject, int nid, char *value);
+int cert_new(
+ int md_alg,
+ cert_t *cert,
+ int days,
+ int ca,
+ STACK_OF(X509_EXTENSION) * sk);
+void cert_cleanup(void);
+
+/* Macro to register the certificates used in the CoT */
+#define REGISTER_COT(_certs) \
+ cert_t *def_certs = &_certs[0]; \
+ const unsigned int num_def_certs = sizeof(_certs)/sizeof(_certs[0])
+
+/* Macro to register the platform defined certificates used in the CoT */
+#define PLAT_REGISTER_COT(_pdef_certs) \
+ cert_t *pdef_certs = &_pdef_certs[0]; \
+ const unsigned int num_pdef_certs = sizeof(_pdef_certs)/sizeof(_pdef_certs[0])
+
+/* Exported variables */
+extern cert_t *def_certs;
+extern const unsigned int num_def_certs;
+extern cert_t *pdef_certs;
+extern const unsigned int num_pdef_certs;
+
+extern cert_t *certs;
+extern unsigned int num_certs;
+#endif /* CERT_H */
diff --git a/tools/cert_create/include/cmd_opt.h b/tools/cert_create/include/cmd_opt.h
new file mode 100644
index 0000000..10df00e
--- /dev/null
+++ b/tools/cert_create/include/cmd_opt.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CMD_OPT_H
+#define CMD_OPT_H
+
+#include <getopt.h>
+
+#define CMD_OPT_MAX_NUM 64
+
+/* Supported long command line option types */
+enum {
+ CMD_OPT_CERT,
+ CMD_OPT_KEY,
+ CMD_OPT_EXT
+};
+
+/* Structure to define a command line option */
+typedef struct cmd_opt_s {
+ struct option long_opt;
+ const char *help_msg;
+} cmd_opt_t;
+
+/* Exported API*/
+void cmd_opt_add(const cmd_opt_t *cmd_opt);
+const struct option *cmd_opt_get_array(void);
+const char *cmd_opt_get_name(int idx);
+const char *cmd_opt_get_help_msg(int idx);
+
+#endif /* CMD_OPT_H */
diff --git a/tools/cert_create/include/debug.h b/tools/cert_create/include/debug.h
new file mode 100644
index 0000000..ee8f1f5
--- /dev/null
+++ b/tools/cert_create/include/debug.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef DEBUG_H
+#define DEBUG_H
+
+#include <stdio.h>
+
+/* The log output macros print output to the console. These macros produce
+ * compiled log output only if the LOG_LEVEL defined in the makefile (or the
+ * make command line) is greater or equal than the level required for that
+ * type of log output.
+ * The format expected is the same as for printf(). For example:
+ * INFO("Info %s.\n", "message") -> INFO: Info message.
+ * WARN("Warning %s.\n", "message") -> WARNING: Warning message.
+ */
+
+#define LOG_LEVEL_NONE 0
+#define LOG_LEVEL_ERROR 10
+#define LOG_LEVEL_NOTICE 20
+#define LOG_LEVEL_WARNING 30
+#define LOG_LEVEL_INFO 40
+#define LOG_LEVEL_VERBOSE 50
+
+
+#if LOG_LEVEL >= LOG_LEVEL_NOTICE
+# define NOTICE(...) printf("NOTICE: " __VA_ARGS__)
+#else
+# define NOTICE(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_ERROR
+# define ERROR(...) printf("ERROR: " __VA_ARGS__)
+#else
+# define ERROR(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_WARNING
+# define WARN(...) printf("WARNING: " __VA_ARGS__)
+#else
+# define WARN(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_INFO
+# define INFO(...) printf("INFO: " __VA_ARGS__)
+#else
+# define INFO(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_VERBOSE
+# define VERBOSE(...) printf("VERBOSE: " __VA_ARGS__)
+#else
+# define VERBOSE(...)
+#endif
+
+#endif /* DEBUG_H */
diff --git a/tools/cert_create/include/dualroot/cot.h b/tools/cert_create/include/dualroot/cot.h
new file mode 100644
index 0000000..3e50c89
--- /dev/null
+++ b/tools/cert_create/include/dualroot/cot.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef DUALROOT_COT_H
+#define DUALROOT_COT_H
+
+/* Certificates. */
+enum {
+ /* Certificates owned by the silicon provider. */
+ TRUSTED_BOOT_FW_CERT,
+ TRUSTED_KEY_CERT,
+ SCP_FW_KEY_CERT,
+ SCP_FW_CONTENT_CERT,
+ SOC_FW_KEY_CERT,
+ SOC_FW_CONTENT_CERT,
+ TRUSTED_OS_FW_KEY_CERT,
+ TRUSTED_OS_FW_CONTENT_CERT,
+ SIP_SECURE_PARTITION_CONTENT_CERT,
+ FWU_CERT,
+
+ /* Certificates owned by the platform owner. */
+ NON_TRUSTED_FW_CONTENT_CERT,
+ PLAT_SECURE_PARTITION_CONTENT_CERT,
+};
+
+/* Certificate extensions. */
+enum {
+ /* Extensions used in certificates owned by the silicon provider. */
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT,
+ TRUSTED_WORLD_PK_EXT,
+ SCP_FW_CONTENT_CERT_PK_EXT,
+ SCP_FW_HASH_EXT,
+ SOC_FW_CONTENT_CERT_PK_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ TRUSTED_OS_FW_CONTENT_CERT_PK_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA1_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA2_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ SCP_FWU_CFG_HASH_EXT,
+ AP_FWU_CFG_HASH_EXT,
+ FWU_HASH_EXT,
+
+ /* Extensions used in certificates owned by the platform owner. */
+ PROT_PK_EXT,
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_FW_CONTENT_CERT_PK_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+};
+
+/* Keys. */
+enum {
+ /* Keys owned by the silicon provider. */
+ ROT_KEY,
+ TRUSTED_WORLD_KEY,
+ SCP_FW_CONTENT_CERT_KEY,
+ SOC_FW_CONTENT_CERT_KEY,
+ TRUSTED_OS_FW_CONTENT_CERT_KEY,
+
+ /* Keys owned by the platform owner. */
+ PROT_KEY,
+};
+
+#endif /* DUALROOT_COT_H */
diff --git a/tools/cert_create/include/ext.h b/tools/cert_create/include/ext.h
new file mode 100644
index 0000000..0e7f3be
--- /dev/null
+++ b/tools/cert_create/include/ext.h
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef EXT_H
+#define EXT_H
+
+#include <openssl/x509v3.h>
+#include "key.h"
+
+/* Extension types supported */
+enum ext_type_e {
+ EXT_TYPE_NVCOUNTER,
+ EXT_TYPE_PKEY,
+ EXT_TYPE_HASH
+};
+
+/* NV-Counter types */
+enum nvctr_type_e {
+ NVCTR_TYPE_TFW,
+ NVCTR_TYPE_NTFW
+};
+
+/*
+ * This structure contains the relevant information to create the extensions
+ * to be included in the certificates. This extensions will be used to
+ * establish the chain of trust.
+ */
+typedef struct ext_s {
+ const char *oid; /* OID of the extension */
+ const char *sn; /* Short name */
+ const char *ln; /* Long description */
+ const char *opt; /* Command line option to specify data */
+ const char *help_msg; /* Help message */
+ const char *arg; /* Argument passed from command line */
+ int asn1_type; /* OpenSSL ASN1 type of the extension data.
+ * Supported types are:
+ * - V_ASN1_INTEGER
+ * - V_ASN1_OCTET_STRING
+ */
+ int type; /* See ext_type_e */
+
+ /* Extension attributes (depends on extension type) */
+ union {
+ int nvctr_type; /* See nvctr_type_e */
+ int key; /* Index into array of registered public keys */
+ } attr;
+
+ int alias; /* In case OpenSSL provides an standard
+ * extension of the same type, add the new
+ * extension as an alias of this one
+ */
+
+ X509V3_EXT_METHOD method; /* This field may be used to define a custom
+ * function to print the contents of the
+ * extension */
+
+ int optional; /* This field may be used optionally to exclude an image */
+} ext_t;
+
+enum {
+ EXT_NON_CRIT = 0,
+ EXT_CRIT = !EXT_NON_CRIT,
+};
+
+/* Exported API */
+int ext_init(void);
+ext_t *ext_get_by_opt(const char *opt);
+X509_EXTENSION *ext_new_hash(int nid, int crit, const EVP_MD *md,
+ unsigned char *buf, size_t len);
+X509_EXTENSION *ext_new_nvcounter(int nid, int crit, int value);
+X509_EXTENSION *ext_new_key(int nid, int crit, EVP_PKEY *k);
+void ext_cleanup(void);
+
+/* Macro to register the extensions used in the CoT */
+#define REGISTER_EXTENSIONS(_ext) \
+ ext_t *def_extensions = &_ext[0]; \
+ const unsigned int num_def_extensions = sizeof(_ext)/sizeof(_ext[0])
+
+/* Macro to register the platform defined extensions used in the CoT */
+#define PLAT_REGISTER_EXTENSIONS(_pdef_ext) \
+ ext_t *pdef_extensions = &_pdef_ext[0]; \
+ const unsigned int num_pdef_extensions = sizeof(_pdef_ext)/sizeof(_pdef_ext[0])
+
+/* Exported variables */
+extern ext_t *def_extensions;
+extern const unsigned int num_def_extensions;
+extern ext_t *pdef_extensions;
+extern const unsigned int num_pdef_extensions;
+
+extern ext_t *extensions;
+extern unsigned int num_extensions;
+#endif /* EXT_H */
diff --git a/tools/cert_create/include/key.h b/tools/cert_create/include/key.h
new file mode 100644
index 0000000..312575b
--- /dev/null
+++ b/tools/cert_create/include/key.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef KEY_H
+#define KEY_H
+
+#include <openssl/ossl_typ.h>
+
+/* Error codes */
+enum {
+ KEY_ERR_NONE,
+ KEY_ERR_MALLOC,
+ KEY_ERR_FILENAME,
+ KEY_ERR_OPEN,
+ KEY_ERR_LOAD
+};
+
+/* Supported key algorithms */
+enum {
+ KEY_ALG_RSA, /* RSA PSS as defined by PKCS#1 v2.1 (default) */
+#ifndef OPENSSL_NO_EC
+ KEY_ALG_ECDSA_NIST,
+ KEY_ALG_ECDSA_BRAINPOOL_R,
+ KEY_ALG_ECDSA_BRAINPOOL_T,
+#endif /* OPENSSL_NO_EC */
+ KEY_ALG_MAX_NUM
+};
+
+/* Maximum number of valid key sizes per algorithm */
+#define KEY_SIZE_MAX_NUM 4
+
+/* Supported hash algorithms */
+enum{
+ HASH_ALG_SHA256,
+ HASH_ALG_SHA384,
+ HASH_ALG_SHA512,
+};
+
+/* Supported key sizes */
+/* NOTE: the first item in each array is the default key size */
+static const unsigned int KEY_SIZES[KEY_ALG_MAX_NUM][KEY_SIZE_MAX_NUM] = {
+ { 2048, 1024, 3072, 4096 }, /* KEY_ALG_RSA */
+#ifndef OPENSSL_NO_EC
+ {}, /* KEY_ALG_ECDSA_NIST */
+ {}, /* KEY_ALG_ECDSA_BRAINPOOL_R */
+ {} /* KEY_ALG_ECDSA_BRAINPOOL_T */
+#endif /* OPENSSL_NO_EC */
+};
+
+/*
+ * This structure contains the relevant information to create the keys
+ * required to sign the certificates.
+ *
+ * One instance of this structure must be created for each key, usually in an
+ * array fashion. The filename is obtained at run time from the command line
+ * parameters
+ */
+typedef struct key_s {
+ int id; /* Key id */
+ const char *opt; /* Command line option to specify a key */
+ const char *help_msg; /* Help message */
+ const char *desc; /* Key description (debug purposes) */
+ char *fn; /* Filename to load/store the key */
+ EVP_PKEY *key; /* Key container */
+} key_t;
+
+/* Exported API */
+int key_init(void);
+key_t *key_get_by_opt(const char *opt);
+#if !USING_OPENSSL3
+int key_new(key_t *key);
+#endif
+int key_create(key_t *key, int type, int key_bits);
+int key_load(key_t *key, unsigned int *err_code);
+int key_store(key_t *key);
+void key_cleanup(void);
+
+/* Macro to register the keys used in the CoT */
+#define REGISTER_KEYS(_keys) \
+ key_t *def_keys = &_keys[0]; \
+ const unsigned int num_def_keys = sizeof(_keys)/sizeof(_keys[0])
+
+/* Macro to register the platform defined keys used in the CoT */
+#define PLAT_REGISTER_KEYS(_pdef_keys) \
+ key_t *pdef_keys = &_pdef_keys[0]; \
+ const unsigned int num_pdef_keys = sizeof(_pdef_keys)/sizeof(_pdef_keys[0])
+
+/* Exported variables */
+extern key_t *def_keys;
+extern const unsigned int num_def_keys;
+extern key_t *pdef_keys;
+extern const unsigned int num_pdef_keys;
+
+extern key_t *keys;
+extern unsigned int num_keys;
+#endif /* KEY_H */
diff --git a/tools/cert_create/include/sha.h b/tools/cert_create/include/sha.h
new file mode 100644
index 0000000..4c55f37
--- /dev/null
+++ b/tools/cert_create/include/sha.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SHA_H
+#define SHA_H
+
+int sha_file(int md_alg, const char *filename, unsigned char *md);
+
+#endif /* SHA_H */
diff --git a/tools/cert_create/include/tbbr/tbb_cert.h b/tools/cert_create/include/tbbr/tbb_cert.h
new file mode 100644
index 0000000..e5fa3a2
--- /dev/null
+++ b/tools/cert_create/include/tbbr/tbb_cert.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef TBB_CERT_H
+#define TBB_CERT_H
+
+#include "cert.h"
+
+/*
+ * Enumerate the certificates that are used to establish the chain of trust
+ */
+enum {
+ TRUSTED_BOOT_FW_CERT,
+ TRUSTED_KEY_CERT,
+ SCP_FW_KEY_CERT,
+ SCP_FW_CONTENT_CERT,
+ SOC_FW_KEY_CERT,
+ SOC_FW_CONTENT_CERT,
+ TRUSTED_OS_FW_KEY_CERT,
+ TRUSTED_OS_FW_CONTENT_CERT,
+ NON_TRUSTED_FW_KEY_CERT,
+ NON_TRUSTED_FW_CONTENT_CERT,
+ SIP_SECURE_PARTITION_CONTENT_CERT,
+ FWU_CERT
+};
+
+#endif /* TBB_CERT_H */
diff --git a/tools/cert_create/include/tbbr/tbb_ext.h b/tools/cert_create/include/tbbr/tbb_ext.h
new file mode 100644
index 0000000..692b2d4
--- /dev/null
+++ b/tools/cert_create/include/tbbr/tbb_ext.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef TBB_EXT_H
+#define TBB_EXT_H
+
+#include "ext.h"
+
+/* TBBR extensions */
+enum {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT,
+ TRUSTED_WORLD_PK_EXT,
+ NON_TRUSTED_WORLD_PK_EXT,
+ SCP_FW_CONTENT_CERT_PK_EXT,
+ SCP_FW_HASH_EXT,
+ SOC_FW_CONTENT_CERT_PK_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ TRUSTED_OS_FW_CONTENT_CERT_PK_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA1_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA2_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ NON_TRUSTED_FW_CONTENT_CERT_PK_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ SCP_FWU_CFG_HASH_EXT,
+ AP_FWU_CFG_HASH_EXT,
+ FWU_HASH_EXT
+};
+
+#endif /* TBB_EXT_H */
diff --git a/tools/cert_create/include/tbbr/tbb_key.h b/tools/cert_create/include/tbbr/tbb_key.h
new file mode 100644
index 0000000..47ad1de
--- /dev/null
+++ b/tools/cert_create/include/tbbr/tbb_key.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef TBB_KEY_H
+#define TBB_KEY_H
+
+#include "key.h"
+
+/*
+ * Enumerate the keys that are used to establish the chain of trust
+ */
+enum {
+ ROT_KEY,
+ TRUSTED_WORLD_KEY,
+ NON_TRUSTED_WORLD_KEY,
+ SCP_FW_CONTENT_CERT_KEY,
+ SOC_FW_CONTENT_CERT_KEY,
+ TRUSTED_OS_FW_CONTENT_CERT_KEY,
+ NON_TRUSTED_FW_CONTENT_CERT_KEY
+};
+
+#endif /* TBB_KEY_H */
diff --git a/tools/cert_create/src/cca/cot.c b/tools/cert_create/src/cca/cot.c
new file mode 100644
index 0000000..5a35ff6
--- /dev/null
+++ b/tools/cert_create/src/cca/cot.c
@@ -0,0 +1,439 @@
+/*
+ * Copyright (c) 2022, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include "cca/cca_cot.h"
+
+#include <cca_oid.h>
+
+#include "cert.h"
+#include "ext.h"
+#include "key.h"
+
+/*
+ * Certificates used in the chain of trust.
+ *
+ * All certificates are self-signed so the issuer certificate field points to
+ * itself.
+ */
+static cert_t cot_certs[] = {
+ [CCA_CONTENT_CERT] = {
+ .id = CCA_CONTENT_CERT,
+ .opt = "cca-cert",
+ .help_msg = "CCA Content Certificate (output file)",
+ .cn = "CCA Content Certificate",
+ .key = ROT_KEY,
+ .issuer = CCA_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ RMM_HASH_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 8
+ },
+
+ [CORE_SWD_KEY_CERT] = {
+ .id = CORE_SWD_KEY_CERT,
+ .opt = "core-swd-cert",
+ .help_msg = "Core Secure World Key Certificate (output file)",
+ .cn = "Core Secure World Key Certificate",
+ .key = SWD_ROT_KEY,
+ .issuer = CORE_SWD_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SWD_ROT_PK_EXT,
+ CORE_SWD_PK_EXT,
+ },
+ .num_ext = 3
+ },
+
+ [SPMC_CONTENT_CERT] = {
+ .id = SPMC_CONTENT_CERT,
+ .opt = "tos-fw-cert",
+ .help_msg = "SPMC Content Certificate (output file)",
+ .cn = "SPMC Content Certificate",
+ .key = CORE_SWD_KEY,
+ .issuer = SPMC_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 3
+ },
+
+ [SIP_SECURE_PARTITION_CONTENT_CERT] = {
+ .id = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .opt = "sip-sp-cert",
+ .help_msg = "SiP owned Secure Partition Content Certificate (output file)",
+ .cn = "SiP owned Secure Partition Content Certificate",
+ .key = CORE_SWD_KEY,
+ .issuer = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+ },
+ .num_ext = 5
+ },
+
+ [PLAT_KEY_CERT] = {
+ .id = PLAT_KEY_CERT,
+ .opt = "plat-key-cert",
+ .help_msg = "Platform Key Certificate (output file)",
+ .cn = "Platform Key Certificate",
+ .key = PROT_KEY,
+ .issuer = PLAT_KEY_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ PROT_PK_EXT,
+ PLAT_PK_EXT,
+ },
+ .num_ext = 3
+ },
+
+ [PLAT_SECURE_PARTITION_CONTENT_CERT] = {
+ .id = PLAT_SECURE_PARTITION_CONTENT_CERT,
+ .opt = "plat-sp-cert",
+ .help_msg = "Platform owned Secure Partition Content Certificate (output file)",
+ .cn = "Platform owned Secure Partition Content Certificate",
+ .key = PLAT_KEY,
+ .issuer = PLAT_SECURE_PARTITION_CONTENT_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ },
+ .num_ext = 5
+ },
+
+ [NON_TRUSTED_FW_CONTENT_CERT] = {
+ .id = NON_TRUSTED_FW_CONTENT_CERT,
+ .opt = "nt-fw-cert",
+ .help_msg = "Non-Trusted Firmware Content Certificate (output file)",
+ .cn = "Non-Trusted Firmware Content Certificate",
+ .key = PLAT_KEY,
+ .issuer = NON_TRUSTED_FW_CONTENT_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 3
+ },
+};
+
+REGISTER_COT(cot_certs);
+
+
+/* Certificate extensions. */
+static ext_t cot_ext[] = {
+ [TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "tfw-nvctr",
+ .help_msg = "Trusted Firmware Non-Volatile counter value",
+ .sn = "TrustedWorldNVCounter",
+ .ln = "Trusted World Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_TFW
+ },
+
+ [TRUSTED_BOOT_FW_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_HASH_OID,
+ .opt = "tb-fw",
+ .help_msg = "Trusted Boot Firmware image file",
+ .sn = "TrustedBootFirmwareHash",
+ .ln = "Trusted Boot Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [TRUSTED_BOOT_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_CONFIG_HASH_OID,
+ .opt = "tb-fw-config",
+ .help_msg = "Trusted Boot Firmware Config file",
+ .sn = "TrustedBootFirmwareConfigHash",
+ .ln = "Trusted Boot Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [HW_CONFIG_HASH_EXT] = {
+ .oid = HW_CONFIG_HASH_OID,
+ .opt = "hw-config",
+ .help_msg = "HW Config file",
+ .sn = "HWConfigHash",
+ .ln = "HW Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [FW_CONFIG_HASH_EXT] = {
+ .oid = FW_CONFIG_HASH_OID,
+ .opt = "fw-config",
+ .help_msg = "Firmware Config file",
+ .sn = "FirmwareConfigHash",
+ .ln = "Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [SWD_ROT_PK_EXT] = {
+ .oid = SWD_ROT_PK_OID,
+ .sn = "SWDRoTKey",
+ .ln = "Secure World Root of Trust Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = SWD_ROT_KEY
+ },
+
+ [CORE_SWD_PK_EXT] = {
+ .oid = CORE_SWD_PK_OID,
+ .sn = "CORESWDKey",
+ .ln = "Core Secure World Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = CORE_SWD_KEY
+ },
+
+ [SOC_AP_FW_HASH_EXT] = {
+ .oid = SOC_AP_FW_HASH_OID,
+ .opt = "soc-fw",
+ .help_msg = "SoC AP Firmware image file",
+ .sn = "SoCAPFirmwareHash",
+ .ln = "SoC AP Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [SOC_FW_CONFIG_HASH_EXT] = {
+ .oid = SOC_FW_CONFIG_HASH_OID,
+ .opt = "soc-fw-config",
+ .help_msg = "SoC Firmware Config file",
+ .sn = "SocFirmwareConfigHash",
+ .ln = "SoC Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [RMM_HASH_EXT] = {
+ .oid = RMM_HASH_OID,
+ .opt = "rmm-fw",
+ .help_msg = "RMM Firmware image file",
+ .sn = "RMMFirmwareHash",
+ .ln = "RMM Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [TRUSTED_OS_FW_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_HASH_OID,
+ .opt = "tos-fw",
+ .help_msg = "Trusted OS image file",
+ .sn = "TrustedOSHash",
+ .ln = "Trusted OS hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [TRUSTED_OS_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_CONFIG_HASH_OID,
+ .opt = "tos-fw-config",
+ .help_msg = "Trusted OS Firmware Config file",
+ .sn = "TrustedOSFirmwareConfigHash",
+ .ln = "Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [SP_PKG1_HASH_EXT] = {
+ .oid = SP_PKG1_HASH_OID,
+ .opt = "sp-pkg1",
+ .help_msg = "Secure Partition Package1 file",
+ .sn = "SPPkg1Hash",
+ .ln = "SP Pkg1 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG2_HASH_EXT] = {
+ .oid = SP_PKG2_HASH_OID,
+ .opt = "sp-pkg2",
+ .help_msg = "Secure Partition Package2 file",
+ .sn = "SPPkg2Hash",
+ .ln = "SP Pkg2 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG3_HASH_EXT] = {
+ .oid = SP_PKG3_HASH_OID,
+ .opt = "sp-pkg3",
+ .help_msg = "Secure Partition Package3 file",
+ .sn = "SPPkg3Hash",
+ .ln = "SP Pkg3 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG4_HASH_EXT] = {
+ .oid = SP_PKG4_HASH_OID,
+ .opt = "sp-pkg4",
+ .help_msg = "Secure Partition Package4 file",
+ .sn = "SPPkg4Hash",
+ .ln = "SP Pkg4 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [PROT_PK_EXT] = {
+ .oid = PROT_PK_OID,
+ .sn = "PlatformRoTKey",
+ .ln = "Platform Root of Trust Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = PROT_KEY
+ },
+
+ [PLAT_PK_EXT] = {
+ .oid = PLAT_PK_OID,
+ .sn = "PLATKey",
+ .ln = "Platform Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = PLAT_KEY
+ },
+
+ [SP_PKG5_HASH_EXT] = {
+ .oid = SP_PKG5_HASH_OID,
+ .opt = "sp-pkg5",
+ .help_msg = "Secure Partition Package5 file",
+ .sn = "SPPkg5Hash",
+ .ln = "SP Pkg5 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG6_HASH_EXT] = {
+ .oid = SP_PKG6_HASH_OID,
+ .opt = "sp-pkg6",
+ .help_msg = "Secure Partition Package6 file",
+ .sn = "SPPkg6Hash",
+ .ln = "SP Pkg6 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG7_HASH_EXT] = {
+ .oid = SP_PKG7_HASH_OID,
+ .opt = "sp-pkg7",
+ .help_msg = "Secure Partition Package7 file",
+ .sn = "SPPkg7Hash",
+ .ln = "SP Pkg7 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG8_HASH_EXT] = {
+ .oid = SP_PKG8_HASH_OID,
+ .opt = "sp-pkg8",
+ .help_msg = "Secure Partition Package8 file",
+ .sn = "SPPkg8Hash",
+ .ln = "SP Pkg8 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [NON_TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = NON_TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "ntfw-nvctr",
+ .help_msg = "Non-Trusted Firmware Non-Volatile counter value",
+ .sn = "NormalWorldNVCounter",
+ .ln = "Non-Trusted Firmware Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_NTFW
+ },
+
+ [NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT] = {
+ .oid = NON_TRUSTED_WORLD_BOOTLOADER_HASH_OID,
+ .opt = "nt-fw",
+ .help_msg = "Non-Trusted World Bootloader image file",
+ .sn = "NonTrustedWorldBootloaderHash",
+ .ln = "Non-Trusted World hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [NON_TRUSTED_FW_CONFIG_HASH_EXT] = {
+ .oid = NON_TRUSTED_FW_CONFIG_HASH_OID,
+ .opt = "nt-fw-config",
+ .help_msg = "Non Trusted OS Firmware Config file",
+ .sn = "NonTrustedOSFirmwareConfigHash",
+ .ln = "Non-Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+};
+
+REGISTER_EXTENSIONS(cot_ext);
+
+/* Keys used to establish the chain of trust. */
+static key_t cot_keys[] = {
+ [ROT_KEY] = {
+ .id = ROT_KEY,
+ .opt = "rot-key",
+ .help_msg = "Root Of Trust key (input/output file)",
+ .desc = "Root Of Trust key"
+ },
+
+ [SWD_ROT_KEY] = {
+ .id = SWD_ROT_KEY,
+ .opt = "swd-rot-key",
+ .help_msg = "Secure World Root of Trust key",
+ .desc = "Secure World Root of Trust key"
+ },
+
+ [CORE_SWD_KEY] = {
+ .id = CORE_SWD_KEY,
+ .opt = "core-swd-key",
+ .help_msg = "Core Secure World key",
+ .desc = "Core Secure World key"
+ },
+
+ [PROT_KEY] = {
+ .id = PROT_KEY,
+ .opt = "prot-key",
+ .help_msg = "Platform Root of Trust key",
+ .desc = "Platform Root of Trust key"
+ },
+
+ [PLAT_KEY] = {
+ .id = PLAT_KEY,
+ .opt = "plat-key",
+ .help_msg = "Platform key",
+ .desc = "Platform key"
+ },
+};
+
+REGISTER_KEYS(cot_keys);
diff --git a/tools/cert_create/src/cca/cot.mk b/tools/cert_create/src/cca/cot.mk
new file mode 100644
index 0000000..d0c80bb
--- /dev/null
+++ b/tools/cert_create/src/cca/cot.mk
@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2022, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+PLAT_MSG := Confidential Compute Architecture root of trust
+PLAT_INCLUDE := ../../include/tools_share
+
+OBJECTS += src/cca/cot.o
diff --git a/tools/cert_create/src/cert.c b/tools/cert_create/src/cert.c
new file mode 100644
index 0000000..2513213
--- /dev/null
+++ b/tools/cert_create/src/cert.c
@@ -0,0 +1,294 @@
+/*
+ * Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <openssl/conf.h>
+#include <openssl/err.h>
+#include <openssl/opensslv.h>
+#include <openssl/pem.h>
+#include <openssl/sha.h>
+#include <openssl/x509v3.h>
+
+#include "cert.h"
+#include "cmd_opt.h"
+#include "debug.h"
+#include "key.h"
+#include "sha.h"
+
+#define SERIAL_RAND_BITS 64
+#define RSA_SALT_LEN 32
+
+cert_t *certs;
+unsigned int num_certs;
+
+int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
+{
+ BIGNUM *btmp;
+ int ret = 0;
+ if (b)
+ btmp = b;
+ else
+ btmp = BN_new();
+
+ if (!btmp)
+ return 0;
+
+#if USING_OPENSSL3
+ if (!BN_rand(btmp, SERIAL_RAND_BITS, 0, 0))
+#else
+ if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
+#endif
+ goto error;
+ if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
+ goto error;
+
+ ret = 1;
+
+error:
+
+ if (!b)
+ BN_free(btmp);
+
+ return ret;
+}
+const EVP_MD *get_digest(int alg)
+{
+ switch (alg) {
+ case HASH_ALG_SHA256:
+ return EVP_sha256();
+ case HASH_ALG_SHA384:
+ return EVP_sha384();
+ case HASH_ALG_SHA512:
+ return EVP_sha512();
+ default:
+ return NULL;
+ }
+}
+
+int cert_add_ext(X509 *issuer, X509 *subject, int nid, char *value)
+{
+ X509_EXTENSION *ex;
+ X509V3_CTX ctx;
+
+ /* No configuration database */
+ X509V3_set_ctx_nodb(&ctx);
+
+ /* Set issuer and subject certificates in the context */
+ X509V3_set_ctx(&ctx, issuer, subject, NULL, NULL, 0);
+ ex = X509V3_EXT_conf_nid(NULL, &ctx, nid, value);
+ if (!ex) {
+ ERR_print_errors_fp(stdout);
+ return 0;
+ }
+
+ X509_add_ext(subject, ex, -1);
+ X509_EXTENSION_free(ex);
+
+ return 1;
+}
+
+int cert_new(
+ int md_alg,
+ cert_t *cert,
+ int days,
+ int ca,
+ STACK_OF(X509_EXTENSION) * sk)
+{
+ EVP_PKEY *pkey = keys[cert->key].key;
+ cert_t *issuer_cert = &certs[cert->issuer];
+ EVP_PKEY *ikey = keys[issuer_cert->key].key;
+ X509 *issuer = issuer_cert->x;
+ X509 *x;
+ X509_EXTENSION *ex;
+ X509_NAME *name;
+ ASN1_INTEGER *sno;
+ int i, num, rc = 0;
+ EVP_MD_CTX *mdCtx;
+ EVP_PKEY_CTX *pKeyCtx = NULL;
+
+ /* Create the certificate structure */
+ x = X509_new();
+ if (!x) {
+ return 0;
+ }
+
+ /* If we do not have a key, use the issuer key (the certificate will
+ * become self signed). This happens in content certificates. */
+ if (!pkey) {
+ pkey = ikey;
+ }
+
+ /* If we do not have an issuer certificate, use our own (the certificate
+ * will become self signed) */
+ if (!issuer) {
+ issuer = x;
+ }
+
+ mdCtx = EVP_MD_CTX_create();
+ if (mdCtx == NULL) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+
+ /* Sign the certificate with the issuer key */
+ if (!EVP_DigestSignInit(mdCtx, &pKeyCtx, get_digest(md_alg), NULL, ikey)) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+
+ /*
+ * Set additional parameters if issuing public key algorithm is RSA.
+ * This is not required for ECDSA.
+ */
+ if (EVP_PKEY_base_id(ikey) == EVP_PKEY_RSA) {
+ if (!EVP_PKEY_CTX_set_rsa_padding(pKeyCtx, RSA_PKCS1_PSS_PADDING)) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+
+ if (!EVP_PKEY_CTX_set_rsa_pss_saltlen(pKeyCtx, RSA_SALT_LEN)) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+
+ if (!EVP_PKEY_CTX_set_rsa_mgf1_md(pKeyCtx, get_digest(md_alg))) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+ }
+
+ /* x509.v3 */
+ X509_set_version(x, 2);
+
+ /* Random serial number */
+ sno = ASN1_INTEGER_new();
+ rand_serial(NULL, sno);
+ X509_set_serialNumber(x, sno);
+ ASN1_INTEGER_free(sno);
+
+ X509_gmtime_adj(X509_get_notBefore(x), 0);
+ X509_gmtime_adj(X509_get_notAfter(x), (long)60*60*24*days);
+ X509_set_pubkey(x, pkey);
+
+ /* Subject name */
+ name = X509_get_subject_name(x);
+ X509_NAME_add_entry_by_txt(name, "CN", MBSTRING_ASC,
+ (const unsigned char *)cert->cn, -1, -1, 0);
+ X509_set_subject_name(x, name);
+
+ /* Issuer name */
+ name = X509_get_issuer_name(x);
+ X509_NAME_add_entry_by_txt(name, "CN", MBSTRING_ASC,
+ (const unsigned char *)issuer_cert->cn, -1, -1, 0);
+ X509_set_issuer_name(x, name);
+
+ /* Add various extensions: standard extensions */
+ cert_add_ext(issuer, x, NID_subject_key_identifier, "hash");
+ cert_add_ext(issuer, x, NID_authority_key_identifier, "keyid:always");
+ if (ca) {
+ cert_add_ext(issuer, x, NID_basic_constraints, "CA:TRUE");
+ cert_add_ext(issuer, x, NID_key_usage, "keyCertSign");
+ } else {
+ cert_add_ext(issuer, x, NID_basic_constraints, "CA:FALSE");
+ }
+
+ /* Add custom extensions */
+ if (sk != NULL) {
+ num = sk_X509_EXTENSION_num(sk);
+ for (i = 0; i < num; i++) {
+ ex = sk_X509_EXTENSION_value(sk, i);
+ X509_add_ext(x, ex, -1);
+ }
+ }
+
+ if (!X509_sign_ctx(x, mdCtx)) {
+ ERR_print_errors_fp(stdout);
+ goto END;
+ }
+
+ /* X509 certificate signed successfully */
+ rc = 1;
+ cert->x = x;
+
+END:
+ EVP_MD_CTX_destroy(mdCtx);
+ return rc;
+}
+
+int cert_init(void)
+{
+ cmd_opt_t cmd_opt;
+ cert_t *cert;
+ unsigned int i;
+
+ certs = malloc((num_def_certs * sizeof(def_certs[0]))
+#ifdef PDEF_CERTS
+ + (num_pdef_certs * sizeof(pdef_certs[0]))
+#endif
+ );
+ if (certs == NULL) {
+ ERROR("%s:%d Failed to allocate memory.\n", __func__, __LINE__);
+ return 1;
+ }
+
+ memcpy(&certs[0], &def_certs[0],
+ (num_def_certs * sizeof(def_certs[0])));
+
+#ifdef PDEF_CERTS
+ memcpy(&certs[num_def_certs], &pdef_certs[0],
+ (num_pdef_certs * sizeof(pdef_certs[0])));
+
+ num_certs = num_def_certs + num_pdef_certs;
+#else
+ num_certs = num_def_certs;
+#endif
+
+ for (i = 0; i < num_certs; i++) {
+ cert = &certs[i];
+ cmd_opt.long_opt.name = cert->opt;
+ cmd_opt.long_opt.has_arg = required_argument;
+ cmd_opt.long_opt.flag = NULL;
+ cmd_opt.long_opt.val = CMD_OPT_CERT;
+ cmd_opt.help_msg = cert->help_msg;
+ cmd_opt_add(&cmd_opt);
+ }
+
+ return 0;
+}
+
+cert_t *cert_get_by_opt(const char *opt)
+{
+ cert_t *cert;
+ unsigned int i;
+
+ for (i = 0; i < num_certs; i++) {
+ cert = &certs[i];
+ if (0 == strcmp(cert->opt, opt)) {
+ return cert;
+ }
+ }
+
+ return NULL;
+}
+
+void cert_cleanup(void)
+{
+ unsigned int i;
+
+ for (i = 0; i < num_certs; i++) {
+ if (certs[i].fn != NULL) {
+ void *ptr = (void *)certs[i].fn;
+
+ certs[i].fn = NULL;
+ free(ptr);
+ }
+ }
+ free(certs);
+}
+
diff --git a/tools/cert_create/src/cmd_opt.c b/tools/cert_create/src/cmd_opt.c
new file mode 100644
index 0000000..64180d1
--- /dev/null
+++ b/tools/cert_create/src/cmd_opt.c
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <cmd_opt.h>
+#include <getopt.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include "debug.h"
+
+/* Command line options */
+static struct option long_opt[CMD_OPT_MAX_NUM+1];
+static const char *help_msg[CMD_OPT_MAX_NUM+1];
+static int num_reg_opt;
+
+void cmd_opt_add(const cmd_opt_t *cmd_opt)
+{
+ assert(cmd_opt != NULL);
+
+ if (num_reg_opt >= CMD_OPT_MAX_NUM) {
+ ERROR("Out of memory. Please increase CMD_OPT_MAX_NUM\n");
+ exit(1);
+ }
+
+ long_opt[num_reg_opt].name = cmd_opt->long_opt.name;
+ long_opt[num_reg_opt].has_arg = cmd_opt->long_opt.has_arg;
+ long_opt[num_reg_opt].flag = 0;
+ long_opt[num_reg_opt].val = cmd_opt->long_opt.val;
+
+ help_msg[num_reg_opt] = cmd_opt->help_msg;
+
+ num_reg_opt++;
+}
+
+const struct option *cmd_opt_get_array(void)
+{
+ return long_opt;
+}
+
+const char *cmd_opt_get_name(int idx)
+{
+ if (idx >= num_reg_opt) {
+ return NULL;
+ }
+
+ return long_opt[idx].name;
+}
+
+const char *cmd_opt_get_help_msg(int idx)
+{
+ if (idx >= num_reg_opt) {
+ return NULL;
+ }
+
+ return help_msg[idx];
+}
diff --git a/tools/cert_create/src/dualroot/cot.c b/tools/cert_create/src/dualroot/cot.c
new file mode 100644
index 0000000..4dd4cf0
--- /dev/null
+++ b/tools/cert_create/src/dualroot/cot.c
@@ -0,0 +1,583 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <dualroot_oid.h>
+
+#include "cert.h"
+#include "ext.h"
+#include "key.h"
+
+#include "dualroot/cot.h"
+
+/*
+ * Certificates used in the chain of trust.
+ *
+ * All certificates are self-signed so the issuer certificate field points to
+ * itself.
+ */
+static cert_t cot_certs[] = {
+ [TRUSTED_BOOT_FW_CERT] = {
+ .id = TRUSTED_BOOT_FW_CERT,
+ .opt = "tb-fw-cert",
+ .help_msg = "Trusted Boot FW Certificate (output file)",
+ .cn = "Trusted Boot FW Certificate",
+ .key = ROT_KEY,
+ .issuer = TRUSTED_BOOT_FW_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT
+ },
+ .num_ext = 5
+ },
+
+ [TRUSTED_KEY_CERT] = {
+ .id = TRUSTED_KEY_CERT,
+ .opt = "trusted-key-cert",
+ .help_msg = "Trusted Key Certificate (output file)",
+ .cn = "Trusted Key Certificate",
+ .key = ROT_KEY,
+ .issuer = TRUSTED_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_WORLD_PK_EXT,
+ },
+ .num_ext = 2
+ },
+
+ [SCP_FW_KEY_CERT] = {
+ .id = SCP_FW_KEY_CERT,
+ .opt = "scp-fw-key-cert",
+ .help_msg = "SCP Firmware Key Certificate (output file)",
+ .cn = "SCP Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SCP_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SCP_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+
+ [SCP_FW_CONTENT_CERT] = {
+ .id = SCP_FW_CONTENT_CERT,
+ .opt = "scp-fw-cert",
+ .help_msg = "SCP Firmware Content Certificate (output file)",
+ .cn = "SCP Firmware Content Certificate",
+ .key = SCP_FW_CONTENT_CERT_KEY,
+ .issuer = SCP_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SCP_FW_HASH_EXT
+ },
+ .num_ext = 2
+ },
+
+ [SOC_FW_KEY_CERT] = {
+ .id = SOC_FW_KEY_CERT,
+ .opt = "soc-fw-key-cert",
+ .help_msg = "SoC Firmware Key Certificate (output file)",
+ .cn = "SoC Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SOC_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SOC_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+
+ [SOC_FW_CONTENT_CERT] = {
+ .id = SOC_FW_CONTENT_CERT,
+ .opt = "soc-fw-cert",
+ .help_msg = "SoC Firmware Content Certificate (output file)",
+ .cn = "SoC Firmware Content Certificate",
+ .key = SOC_FW_CONTENT_CERT_KEY,
+ .issuer = SOC_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 3
+ },
+
+ [TRUSTED_OS_FW_KEY_CERT] = {
+ .id = TRUSTED_OS_FW_KEY_CERT,
+ .opt = "tos-fw-key-cert",
+ .help_msg = "Trusted OS Firmware Key Certificate (output file)",
+ .cn = "Trusted OS Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = TRUSTED_OS_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_OS_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+
+ [TRUSTED_OS_FW_CONTENT_CERT] = {
+ .id = TRUSTED_OS_FW_CONTENT_CERT,
+ .opt = "tos-fw-cert",
+ .help_msg = "Trusted OS Firmware Content Certificate (output file)",
+ .cn = "Trusted OS Firmware Content Certificate",
+ .key = TRUSTED_OS_FW_CONTENT_CERT_KEY,
+ .issuer = TRUSTED_OS_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA1_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA2_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 5
+ },
+
+ [SIP_SECURE_PARTITION_CONTENT_CERT] = {
+ .id = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .opt = "sip-sp-cert",
+ .help_msg = "SiP owned Secure Partition Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "SiP owned Secure Partition Content Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+ },
+ .num_ext = 5
+ },
+
+ [PLAT_SECURE_PARTITION_CONTENT_CERT] = {
+ .id = PLAT_SECURE_PARTITION_CONTENT_CERT,
+ .opt = "plat-sp-cert",
+ .help_msg = "Platform owned Secure Partition Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "Platform owned Secure Partition Content Certificate",
+ .key = PROT_KEY,
+ .issuer = PLAT_SECURE_PARTITION_CONTENT_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ PROT_PK_EXT,
+ },
+ .num_ext = 6
+ },
+
+ [FWU_CERT] = {
+ .id = FWU_CERT,
+ .opt = "fwu-cert",
+ .help_msg = "Firmware Update Certificate (output file)",
+ .cn = "Firmware Update Certificate",
+ .key = ROT_KEY,
+ .issuer = FWU_CERT,
+ .ext = {
+ SCP_FWU_CFG_HASH_EXT,
+ AP_FWU_CFG_HASH_EXT,
+ FWU_HASH_EXT
+ },
+ .num_ext = 3
+ },
+
+ [NON_TRUSTED_FW_CONTENT_CERT] = {
+ .id = NON_TRUSTED_FW_CONTENT_CERT,
+ .opt = "nt-fw-cert",
+ .help_msg = "Non-Trusted Firmware Content Certificate (output file)",
+ .cn = "Non-Trusted Firmware Content Certificate",
+ .key = PROT_KEY,
+ .issuer = NON_TRUSTED_FW_CONTENT_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+ PROT_PK_EXT,
+ },
+ .num_ext = 4
+ },
+};
+
+REGISTER_COT(cot_certs);
+
+
+/* Certificate extensions. */
+static ext_t cot_ext[] = {
+ [TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "tfw-nvctr",
+ .help_msg = "Trusted Firmware Non-Volatile counter value",
+ .sn = "TrustedWorldNVCounter",
+ .ln = "Trusted World Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_TFW
+ },
+
+ [TRUSTED_BOOT_FW_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_HASH_OID,
+ .opt = "tb-fw",
+ .help_msg = "Trusted Boot Firmware image file",
+ .sn = "TrustedBootFirmwareHash",
+ .ln = "Trusted Boot Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [TRUSTED_BOOT_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_CONFIG_HASH_OID,
+ .opt = "tb-fw-config",
+ .help_msg = "Trusted Boot Firmware Config file",
+ .sn = "TrustedBootFirmwareConfigHash",
+ .ln = "Trusted Boot Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [HW_CONFIG_HASH_EXT] = {
+ .oid = HW_CONFIG_HASH_OID,
+ .opt = "hw-config",
+ .help_msg = "HW Config file",
+ .sn = "HWConfigHash",
+ .ln = "HW Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [FW_CONFIG_HASH_EXT] = {
+ .oid = FW_CONFIG_HASH_OID,
+ .opt = "fw-config",
+ .help_msg = "Firmware Config file",
+ .sn = "FirmwareConfigHash",
+ .ln = "Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [TRUSTED_WORLD_PK_EXT] = {
+ .oid = TRUSTED_WORLD_PK_OID,
+ .sn = "TrustedWorldPublicKey",
+ .ln = "Trusted World Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = TRUSTED_WORLD_KEY
+ },
+
+ [SCP_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = SCP_FW_CONTENT_CERT_PK_OID,
+ .sn = "SCPFirmwareContentCertPK",
+ .ln = "SCP Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = SCP_FW_CONTENT_CERT_KEY
+ },
+
+ [SCP_FW_HASH_EXT] = {
+ .oid = SCP_FW_HASH_OID,
+ .opt = "scp-fw",
+ .help_msg = "SCP Firmware image file",
+ .sn = "SCPFirmwareHash",
+ .ln = "SCP Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [SOC_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = SOC_FW_CONTENT_CERT_PK_OID,
+ .sn = "SoCFirmwareContentCertPK",
+ .ln = "SoC Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = SOC_FW_CONTENT_CERT_KEY
+ },
+
+ [SOC_AP_FW_HASH_EXT] = {
+ .oid = SOC_AP_FW_HASH_OID,
+ .opt = "soc-fw",
+ .help_msg = "SoC AP Firmware image file",
+ .sn = "SoCAPFirmwareHash",
+ .ln = "SoC AP Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [SOC_FW_CONFIG_HASH_EXT] = {
+ .oid = SOC_FW_CONFIG_HASH_OID,
+ .opt = "soc-fw-config",
+ .help_msg = "SoC Firmware Config file",
+ .sn = "SocFirmwareConfigHash",
+ .ln = "SoC Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [TRUSTED_OS_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = TRUSTED_OS_FW_CONTENT_CERT_PK_OID,
+ .sn = "TrustedOSFirmwareContentCertPK",
+ .ln = "Trusted OS Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = TRUSTED_OS_FW_CONTENT_CERT_KEY
+ },
+
+ [TRUSTED_OS_FW_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_HASH_OID,
+ .opt = "tos-fw",
+ .help_msg = "Trusted OS image file",
+ .sn = "TrustedOSHash",
+ .ln = "Trusted OS hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [TRUSTED_OS_FW_EXTRA1_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_EXTRA1_HASH_OID,
+ .opt = "tos-fw-extra1",
+ .help_msg = "Trusted OS Extra1 image file",
+ .sn = "TrustedOSExtra1Hash",
+ .ln = "Trusted OS Extra1 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [TRUSTED_OS_FW_EXTRA2_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_EXTRA2_HASH_OID,
+ .opt = "tos-fw-extra2",
+ .help_msg = "Trusted OS Extra2 image file",
+ .sn = "TrustedOSExtra2Hash",
+ .ln = "Trusted OS Extra2 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [TRUSTED_OS_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_CONFIG_HASH_OID,
+ .opt = "tos-fw-config",
+ .help_msg = "Trusted OS Firmware Config file",
+ .sn = "TrustedOSFirmwareConfigHash",
+ .ln = "Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [SP_PKG1_HASH_EXT] = {
+ .oid = SP_PKG1_HASH_OID,
+ .opt = "sp-pkg1",
+ .help_msg = "Secure Partition Package1 file",
+ .sn = "SPPkg1Hash",
+ .ln = "SP Pkg1 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG2_HASH_EXT] = {
+ .oid = SP_PKG2_HASH_OID,
+ .opt = "sp-pkg2",
+ .help_msg = "Secure Partition Package2 file",
+ .sn = "SPPkg2Hash",
+ .ln = "SP Pkg2 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG3_HASH_EXT] = {
+ .oid = SP_PKG3_HASH_OID,
+ .opt = "sp-pkg3",
+ .help_msg = "Secure Partition Package3 file",
+ .sn = "SPPkg3Hash",
+ .ln = "SP Pkg3 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG4_HASH_EXT] = {
+ .oid = SP_PKG4_HASH_OID,
+ .opt = "sp-pkg4",
+ .help_msg = "Secure Partition Package4 file",
+ .sn = "SPPkg4Hash",
+ .ln = "SP Pkg4 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG5_HASH_EXT] = {
+ .oid = SP_PKG5_HASH_OID,
+ .opt = "sp-pkg5",
+ .help_msg = "Secure Partition Package5 file",
+ .sn = "SPPkg5Hash",
+ .ln = "SP Pkg5 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG6_HASH_EXT] = {
+ .oid = SP_PKG6_HASH_OID,
+ .opt = "sp-pkg6",
+ .help_msg = "Secure Partition Package6 file",
+ .sn = "SPPkg6Hash",
+ .ln = "SP Pkg6 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG7_HASH_EXT] = {
+ .oid = SP_PKG7_HASH_OID,
+ .opt = "sp-pkg7",
+ .help_msg = "Secure Partition Package7 file",
+ .sn = "SPPkg7Hash",
+ .ln = "SP Pkg7 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG8_HASH_EXT] = {
+ .oid = SP_PKG8_HASH_OID,
+ .opt = "sp-pkg8",
+ .help_msg = "Secure Partition Package8 file",
+ .sn = "SPPkg8Hash",
+ .ln = "SP Pkg8 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [SCP_FWU_CFG_HASH_EXT] = {
+ .oid = SCP_FWU_CFG_HASH_OID,
+ .opt = "scp-fwu-cfg",
+ .help_msg = "SCP Firmware Update Config image file",
+ .sn = "SCPFWUpdateConfig",
+ .ln = "SCP Firmware Update Config hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [AP_FWU_CFG_HASH_EXT] = {
+ .oid = AP_FWU_CFG_HASH_OID,
+ .opt = "ap-fwu-cfg",
+ .help_msg = "AP Firmware Update Config image file",
+ .sn = "APFWUpdateConfig",
+ .ln = "AP Firmware Update Config hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [FWU_HASH_EXT] = {
+ .oid = FWU_HASH_OID,
+ .opt = "fwu",
+ .help_msg = "Firmware Updater image file",
+ .sn = "FWUpdaterHash",
+ .ln = "Firmware Updater hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+
+ [PROT_PK_EXT] = {
+ .oid = PROT_PK_OID,
+ .sn = "PlatformRoTKey",
+ .ln = "Platform Root of Trust Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = PROT_KEY
+ },
+
+ [NON_TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = NON_TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "ntfw-nvctr",
+ .help_msg = "Non-Trusted Firmware Non-Volatile counter value",
+ .sn = "NormalWorldNVCounter",
+ .ln = "Non-Trusted Firmware Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_NTFW
+ },
+
+ [NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT] = {
+ .oid = NON_TRUSTED_WORLD_BOOTLOADER_HASH_OID,
+ .opt = "nt-fw",
+ .help_msg = "Non-Trusted World Bootloader image file",
+ .sn = "NonTrustedWorldBootloaderHash",
+ .ln = "Non-Trusted World hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+
+ [NON_TRUSTED_FW_CONFIG_HASH_EXT] = {
+ .oid = NON_TRUSTED_FW_CONFIG_HASH_OID,
+ .opt = "nt-fw-config",
+ .help_msg = "Non Trusted OS Firmware Config file",
+ .sn = "NonTrustedOSFirmwareConfigHash",
+ .ln = "Non-Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+};
+
+REGISTER_EXTENSIONS(cot_ext);
+
+
+/* Keys used to establish the chain of trust. */
+static key_t cot_keys[] = {
+ [ROT_KEY] = {
+ .id = ROT_KEY,
+ .opt = "rot-key",
+ .help_msg = "Root Of Trust key (input/output file)",
+ .desc = "Root Of Trust key"
+ },
+
+ [TRUSTED_WORLD_KEY] = {
+ .id = TRUSTED_WORLD_KEY,
+ .opt = "trusted-world-key",
+ .help_msg = "Trusted World key (input/output file)",
+ .desc = "Trusted World key"
+ },
+
+ [SCP_FW_CONTENT_CERT_KEY] = {
+ .id = SCP_FW_CONTENT_CERT_KEY,
+ .opt = "scp-fw-key",
+ .help_msg = "SCP Firmware Content Certificate key (input/output file)",
+ .desc = "SCP Firmware Content Certificate key"
+ },
+
+ [SOC_FW_CONTENT_CERT_KEY] = {
+ .id = SOC_FW_CONTENT_CERT_KEY,
+ .opt = "soc-fw-key",
+ .help_msg = "SoC Firmware Content Certificate key (input/output file)",
+ .desc = "SoC Firmware Content Certificate key"
+ },
+
+ [TRUSTED_OS_FW_CONTENT_CERT_KEY] = {
+ .id = TRUSTED_OS_FW_CONTENT_CERT_KEY,
+ .opt = "tos-fw-key",
+ .help_msg = "Trusted OS Firmware Content Certificate key (input/output file)",
+ .desc = "Trusted OS Firmware Content Certificate key"
+ },
+
+ [PROT_KEY] = {
+ .id = PROT_KEY,
+ .opt = "prot-key",
+ .help_msg = "Platform Root of Trust key",
+ .desc = "Platform Root of Trust key"
+ },
+};
+
+REGISTER_KEYS(cot_keys);
diff --git a/tools/cert_create/src/dualroot/cot.mk b/tools/cert_create/src/dualroot/cot.mk
new file mode 100644
index 0000000..a572484
--- /dev/null
+++ b/tools/cert_create/src/dualroot/cot.mk
@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2020, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+PLAT_MSG := Dual root of trust
+PLAT_INCLUDE := ../../include/tools_share
+
+OBJECTS += src/dualroot/cot.o
diff --git a/tools/cert_create/src/ext.c b/tools/cert_create/src/ext.c
new file mode 100644
index 0000000..acf57a4
--- /dev/null
+++ b/tools/cert_create/src/ext.c
@@ -0,0 +1,334 @@
+/*
+ * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <openssl/asn1.h>
+#include <openssl/asn1t.h>
+#include <openssl/err.h>
+#include <openssl/x509v3.h>
+
+#include "cmd_opt.h"
+#include "debug.h"
+#include "ext.h"
+
+ext_t *extensions;
+unsigned int num_extensions;
+
+DECLARE_ASN1_ITEM(ASN1_INTEGER)
+DECLARE_ASN1_ITEM(X509_ALGOR)
+DECLARE_ASN1_ITEM(ASN1_OCTET_STRING)
+
+typedef struct {
+ X509_ALGOR *hashAlgorithm;
+ ASN1_OCTET_STRING *dataHash;
+} HASH;
+
+ASN1_SEQUENCE(HASH) = {
+ ASN1_SIMPLE(HASH, hashAlgorithm, X509_ALGOR),
+ ASN1_SIMPLE(HASH, dataHash, ASN1_OCTET_STRING),
+} ASN1_SEQUENCE_END(HASH)
+
+DECLARE_ASN1_FUNCTIONS(HASH)
+IMPLEMENT_ASN1_FUNCTIONS(HASH)
+
+/*
+ * This function adds the CoT extensions to the internal extension list
+ * maintained by OpenSSL so they can be used later.
+ *
+ * It also initializes the methods to print the contents of the extension. If an
+ * alias is specified in the CoT extension, we reuse the methods of the alias.
+ * Otherwise, only methods for V_ASN1_INTEGER and V_ASN1_OCTET_STRING are
+ * provided. Any other type will be printed as a raw ascii string.
+ *
+ * Return: 0 = success, Otherwise: error
+ */
+int ext_init(void)
+{
+ cmd_opt_t cmd_opt;
+ ext_t *ext;
+ X509V3_EXT_METHOD *m;
+ int nid, ret;
+ unsigned int i;
+
+ extensions = malloc((num_def_extensions * sizeof(def_extensions[0]))
+#ifdef PDEF_EXTS
+ + (num_pdef_extensions * sizeof(pdef_extensions[0]))
+#endif
+ );
+ if (extensions == NULL) {
+ ERROR("%s:%d Failed to allocate memory.\n", __func__, __LINE__);
+ return 1;
+ }
+
+ memcpy(&extensions[0], &def_extensions[0],
+ (num_def_extensions * sizeof(def_extensions[0])));
+#ifdef PDEF_EXTS
+ memcpy(&extensions[num_def_extensions], &pdef_extensions[0],
+ (num_pdef_extensions * sizeof(pdef_extensions[0])));
+ num_extensions = num_def_extensions + num_pdef_extensions;
+#else
+ num_extensions = num_def_extensions;
+#endif
+
+ for (i = 0; i < num_extensions; i++) {
+ ext = &extensions[i];
+ /* Register command line option */
+ if (ext->opt) {
+ cmd_opt.long_opt.name = ext->opt;
+ cmd_opt.long_opt.has_arg = required_argument;
+ cmd_opt.long_opt.flag = NULL;
+ cmd_opt.long_opt.val = CMD_OPT_EXT;
+ cmd_opt.help_msg = ext->help_msg;
+ cmd_opt_add(&cmd_opt);
+ }
+ /* Register the extension OID in OpenSSL */
+ if (ext->oid == NULL) {
+ continue;
+ }
+ nid = OBJ_create(ext->oid, ext->sn, ext->ln);
+ if (ext->alias) {
+ X509V3_EXT_add_alias(nid, ext->alias);
+ } else {
+ m = &ext->method;
+ memset(m, 0x0, sizeof(X509V3_EXT_METHOD));
+ switch (ext->asn1_type) {
+ case V_ASN1_INTEGER:
+ m->it = ASN1_ITEM_ref(ASN1_INTEGER);
+ m->i2s = (X509V3_EXT_I2S)i2s_ASN1_INTEGER;
+ m->s2i = (X509V3_EXT_S2I)s2i_ASN1_INTEGER;
+ break;
+ case V_ASN1_OCTET_STRING:
+ m->it = ASN1_ITEM_ref(ASN1_OCTET_STRING);
+ m->i2s = (X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING;
+ m->s2i = (X509V3_EXT_S2I)s2i_ASN1_OCTET_STRING;
+ break;
+ default:
+ continue;
+ }
+ m->ext_nid = nid;
+ ret = X509V3_EXT_add(m);
+ if (!ret) {
+ ERR_print_errors_fp(stdout);
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+/*
+ * Create a new extension
+ *
+ * Extension ::= SEQUENCE {
+ * id OBJECT IDENTIFIER,
+ * critical BOOLEAN DEFAULT FALSE,
+ * value OCTET STRING }
+ *
+ * Parameters:
+ * pex: OpenSSL extension pointer (output parameter)
+ * nid: extension identifier
+ * crit: extension critical (EXT_NON_CRIT, EXT_CRIT)
+ * data: extension data. This data will be encapsulated in an Octet String
+ *
+ * Return: Extension address, NULL if error
+ */
+static
+X509_EXTENSION *ext_new(int nid, int crit, unsigned char *data, int len)
+{
+ X509_EXTENSION *ex;
+ ASN1_OCTET_STRING *ext_data;
+
+ /* Octet string containing the extension data */
+ ext_data = ASN1_OCTET_STRING_new();
+ ASN1_OCTET_STRING_set(ext_data, data, len);
+
+ /* Create the extension */
+ ex = X509_EXTENSION_create_by_NID(NULL, nid, crit, ext_data);
+
+ /* The extension makes a copy of the data, so we can free this object */
+ ASN1_OCTET_STRING_free(ext_data);
+
+ return ex;
+}
+
+/*
+ * Creates a x509v3 extension containing a hash
+ *
+ * DigestInfo ::= SEQUENCE {
+ * digestAlgorithm AlgorithmIdentifier,
+ * digest OCTET STRING
+ * }
+ *
+ * AlgorithmIdentifier ::= SEQUENCE {
+ * algorithm OBJECT IDENTIFIER,
+ * parameters ANY DEFINED BY algorithm OPTIONAL
+ * }
+ *
+ * Parameters:
+ * nid: extension identifier
+ * crit: extension critical (EXT_NON_CRIT, EXT_CRIT)
+ * md: hash algorithm
+ * buf: pointer to the buffer that contains the hash
+ * len: size of the hash in bytes
+ *
+ * Return: Extension address, NULL if error
+ */
+X509_EXTENSION *ext_new_hash(int nid, int crit, const EVP_MD *md,
+ unsigned char *buf, size_t len)
+{
+ X509_EXTENSION *ex;
+ HASH *hash;
+ ASN1_OBJECT *algorithm;
+ unsigned char *p = NULL;
+ int sz;
+
+ /* HASH structure containing algorithm + hash */
+ hash = HASH_new();
+ if (hash == NULL) {
+ return NULL;
+ }
+
+ /* OBJECT_IDENTIFIER with hash algorithm */
+ algorithm = OBJ_nid2obj(EVP_MD_type(md));
+ if (algorithm == NULL) {
+ HASH_free(hash);
+ return NULL;
+ }
+
+ /* Create X509_ALGOR */
+ hash->hashAlgorithm->algorithm = algorithm;
+ hash->hashAlgorithm->parameter = ASN1_TYPE_new();
+ ASN1_TYPE_set(hash->hashAlgorithm->parameter, V_ASN1_NULL, NULL);
+
+ /* OCTET_STRING with the actual hash */
+ ASN1_OCTET_STRING_set(hash->dataHash, buf, len);
+
+ /* DER encoded HASH */
+ sz = i2d_HASH(hash, &p);
+ if ((sz <= 0) || (p == NULL)) {
+ HASH_free(hash);
+ return NULL;
+ }
+
+ /* Create the extension */
+ ex = ext_new(nid, crit, p, sz);
+
+ /* Clean up */
+ OPENSSL_free(p);
+ HASH_free(hash);
+
+ return ex;
+}
+
+/*
+ * Creates a x509v3 extension containing a nvcounter encapsulated in an ASN1
+ * Integer
+ *
+ * Parameters:
+ * pex: OpenSSL extension pointer (output parameter)
+ * nid: extension identifier
+ * crit: extension critical (EXT_NON_CRIT, EXT_CRIT)
+ * value: nvcounter value
+ *
+ * Return: Extension address, NULL if error
+ */
+X509_EXTENSION *ext_new_nvcounter(int nid, int crit, int value)
+{
+ X509_EXTENSION *ex;
+ ASN1_INTEGER *counter;
+ unsigned char *p = NULL;
+ int sz;
+
+ /* Encode counter */
+ counter = ASN1_INTEGER_new();
+ ASN1_INTEGER_set(counter, value);
+ sz = i2d_ASN1_INTEGER(counter, &p);
+
+ /* Create the extension */
+ ex = ext_new(nid, crit, p, sz);
+
+ /* Free objects */
+ OPENSSL_free(p);
+ ASN1_INTEGER_free(counter);
+
+ return ex;
+}
+
+/*
+ * Creates a x509v3 extension containing a public key in DER format:
+ *
+ * SubjectPublicKeyInfo ::= SEQUENCE {
+ * algorithm AlgorithmIdentifier,
+ * subjectPublicKey BIT STRING }
+ *
+ * Parameters:
+ * pex: OpenSSL extension pointer (output parameter)
+ * nid: extension identifier
+ * crit: extension critical (EXT_NON_CRIT, EXT_CRIT)
+ * k: key
+ *
+ * Return: Extension address, NULL if error
+ */
+X509_EXTENSION *ext_new_key(int nid, int crit, EVP_PKEY *k)
+{
+ X509_EXTENSION *ex;
+ unsigned char *p;
+ int sz;
+
+ /* Encode key */
+ BIO *mem = BIO_new(BIO_s_mem());
+ if (i2d_PUBKEY_bio(mem, k) <= 0) {
+ ERR_print_errors_fp(stderr);
+ return NULL;
+ }
+ p = (unsigned char *)OPENSSL_malloc(4096);
+ sz = BIO_read(mem, p, 4096);
+
+ /* Create the extension */
+ ex = ext_new(nid, crit, p, sz);
+
+ /* Clean up */
+ BIO_free(mem);
+ OPENSSL_free(p);
+
+ return ex;
+}
+
+ext_t *ext_get_by_opt(const char *opt)
+{
+ ext_t *ext;
+ unsigned int i;
+
+ /* Sequential search. This is not a performance concern since the number
+ * of extensions is bounded and the code runs on a host machine */
+ for (i = 0; i < num_extensions; i++) {
+ ext = &extensions[i];
+ if (ext->opt && !strcmp(ext->opt, opt)) {
+ return ext;
+ }
+ }
+
+ return NULL;
+}
+
+void ext_cleanup(void)
+{
+ unsigned int i;
+
+ for (i = 0; i < num_extensions; i++) {
+ if (extensions[i].arg != NULL) {
+ void *ptr = (void *)extensions[i].arg;
+
+ extensions[i].arg = NULL;
+ free(ptr);
+ }
+ }
+ free(extensions);
+ X509V3_EXT_cleanup();
+}
+
diff --git a/tools/cert_create/src/key.c b/tools/cert_create/src/key.c
new file mode 100644
index 0000000..487777b
--- /dev/null
+++ b/tools/cert_create/src/key.c
@@ -0,0 +1,318 @@
+/*
+ * Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <getopt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <openssl/conf.h>
+#include <openssl/evp.h>
+#include <openssl/pem.h>
+
+#include "cert.h"
+#include "cmd_opt.h"
+#include "debug.h"
+#include "key.h"
+#include "sha.h"
+
+#define MAX_FILENAME_LEN 1024
+
+key_t *keys;
+unsigned int num_keys;
+
+#if !USING_OPENSSL3
+/*
+ * Create a new key container
+ */
+int key_new(key_t *key)
+{
+ /* Create key pair container */
+ key->key = EVP_PKEY_new();
+ if (key->key == NULL) {
+ return 0;
+ }
+
+ return 1;
+}
+#endif
+
+static int key_create_rsa(key_t *key, int key_bits)
+{
+#if USING_OPENSSL3
+ EVP_PKEY *rsa = EVP_RSA_gen(key_bits);
+ if (rsa == NULL) {
+ printf("Cannot generate RSA key\n");
+ return 0;
+ }
+ key->key = rsa;
+ return 1;
+#else
+ BIGNUM *e;
+ RSA *rsa = NULL;
+
+ e = BN_new();
+ if (e == NULL) {
+ printf("Cannot create RSA exponent\n");
+ return 0;
+ }
+
+ if (!BN_set_word(e, RSA_F4)) {
+ printf("Cannot assign RSA exponent\n");
+ goto err2;
+ }
+
+ rsa = RSA_new();
+ if (rsa == NULL) {
+ printf("Cannot create RSA key\n");
+ goto err2;
+ }
+
+ if (!RSA_generate_key_ex(rsa, key_bits, e, NULL)) {
+ printf("Cannot generate RSA key\n");
+ goto err;
+ }
+
+ if (!EVP_PKEY_assign_RSA(key->key, rsa)) {
+ printf("Cannot assign RSA key\n");
+ goto err;
+ }
+
+ BN_free(e);
+ return 1;
+
+err:
+ RSA_free(rsa);
+err2:
+ BN_free(e);
+ return 0;
+#endif
+}
+
+#ifndef OPENSSL_NO_EC
+#if USING_OPENSSL3
+static int key_create_ecdsa(key_t *key, int key_bits, const char *curve)
+{
+ EVP_PKEY *ec = EVP_EC_gen(curve);
+ if (ec == NULL) {
+ printf("Cannot generate EC key\n");
+ return 0;
+ }
+
+ key->key = ec;
+ return 1;
+}
+
+static int key_create_ecdsa_nist(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, "prime256v1");
+}
+
+static int key_create_ecdsa_brainpool_r(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, "brainpoolP256r1");
+}
+
+static int key_create_ecdsa_brainpool_t(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, "brainpoolP256t1");
+}
+#else
+static int key_create_ecdsa(key_t *key, int key_bits, const int curve_id)
+{
+ EC_KEY *ec;
+
+ ec = EC_KEY_new_by_curve_name(curve_id);
+ if (ec == NULL) {
+ printf("Cannot create EC key\n");
+ return 0;
+ }
+ if (!EC_KEY_generate_key(ec)) {
+ printf("Cannot generate EC key\n");
+ goto err;
+ }
+ EC_KEY_set_flags(ec, EC_PKEY_NO_PARAMETERS);
+ EC_KEY_set_asn1_flag(ec, OPENSSL_EC_NAMED_CURVE);
+ if (!EVP_PKEY_assign_EC_KEY(key->key, ec)) {
+ printf("Cannot assign EC key\n");
+ goto err;
+ }
+
+ return 1;
+
+err:
+ EC_KEY_free(ec);
+ return 0;
+}
+
+static int key_create_ecdsa_nist(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, NID_X9_62_prime256v1);
+}
+
+static int key_create_ecdsa_brainpool_r(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, NID_brainpoolP256r1);
+}
+
+static int key_create_ecdsa_brainpool_t(key_t *key, int key_bits)
+{
+ return key_create_ecdsa(key, key_bits, NID_brainpoolP256t1);
+}
+#endif /* USING_OPENSSL3 */
+#endif /* OPENSSL_NO_EC */
+
+typedef int (*key_create_fn_t)(key_t *key, int key_bits);
+static const key_create_fn_t key_create_fn[KEY_ALG_MAX_NUM] = {
+ [KEY_ALG_RSA] = key_create_rsa,
+#ifndef OPENSSL_NO_EC
+ [KEY_ALG_ECDSA_NIST] = key_create_ecdsa_nist,
+ [KEY_ALG_ECDSA_BRAINPOOL_R] = key_create_ecdsa_brainpool_r,
+ [KEY_ALG_ECDSA_BRAINPOOL_T] = key_create_ecdsa_brainpool_t,
+#endif /* OPENSSL_NO_EC */
+};
+
+int key_create(key_t *key, int type, int key_bits)
+{
+ if (type >= KEY_ALG_MAX_NUM) {
+ printf("Invalid key type\n");
+ return 0;
+ }
+
+ if (key_create_fn[type]) {
+ return key_create_fn[type](key, key_bits);
+ }
+
+ return 0;
+}
+
+int key_load(key_t *key, unsigned int *err_code)
+{
+ FILE *fp;
+ EVP_PKEY *k;
+
+ if (key->fn) {
+ /* Load key from file */
+ fp = fopen(key->fn, "r");
+ if (fp) {
+ k = PEM_read_PrivateKey(fp, &key->key, NULL, NULL);
+ fclose(fp);
+ if (k) {
+ *err_code = KEY_ERR_NONE;
+ return 1;
+ } else {
+ ERROR("Cannot load key from %s\n", key->fn);
+ *err_code = KEY_ERR_LOAD;
+ }
+ } else {
+ WARN("Cannot open file %s\n", key->fn);
+ *err_code = KEY_ERR_OPEN;
+ }
+ } else {
+ WARN("Key filename not specified\n");
+ *err_code = KEY_ERR_FILENAME;
+ }
+
+ return 0;
+}
+
+int key_store(key_t *key)
+{
+ FILE *fp;
+
+ if (key->fn) {
+ fp = fopen(key->fn, "w");
+ if (fp) {
+ PEM_write_PrivateKey(fp, key->key,
+ NULL, NULL, 0, NULL, NULL);
+ fclose(fp);
+ return 1;
+ } else {
+ ERROR("Cannot create file %s\n", key->fn);
+ }
+ } else {
+ ERROR("Key filename not specified\n");
+ }
+
+ return 0;
+}
+
+int key_init(void)
+{
+ cmd_opt_t cmd_opt;
+ key_t *key;
+ unsigned int i;
+
+ keys = malloc((num_def_keys * sizeof(def_keys[0]))
+#ifdef PDEF_KEYS
+ + (num_pdef_keys * sizeof(pdef_keys[0]))
+#endif
+ );
+
+ if (keys == NULL) {
+ ERROR("%s:%d Failed to allocate memory.\n", __func__, __LINE__);
+ return 1;
+ }
+
+ memcpy(&keys[0], &def_keys[0], (num_def_keys * sizeof(def_keys[0])));
+#ifdef PDEF_KEYS
+ memcpy(&keys[num_def_keys], &pdef_keys[0],
+ (num_pdef_keys * sizeof(pdef_keys[0])));
+
+ num_keys = num_def_keys + num_pdef_keys;
+#else
+ num_keys = num_def_keys;
+#endif
+ ;
+
+ for (i = 0; i < num_keys; i++) {
+ key = &keys[i];
+ if (key->opt != NULL) {
+ cmd_opt.long_opt.name = key->opt;
+ cmd_opt.long_opt.has_arg = required_argument;
+ cmd_opt.long_opt.flag = NULL;
+ cmd_opt.long_opt.val = CMD_OPT_KEY;
+ cmd_opt.help_msg = key->help_msg;
+ cmd_opt_add(&cmd_opt);
+ }
+ }
+
+ return 0;
+}
+
+key_t *key_get_by_opt(const char *opt)
+{
+ key_t *key;
+ unsigned int i;
+
+ /* Sequential search. This is not a performance concern since the number
+ * of keys is bounded and the code runs on a host machine */
+ for (i = 0; i < num_keys; i++) {
+ key = &keys[i];
+ if (0 == strcmp(key->opt, opt)) {
+ return key;
+ }
+ }
+
+ return NULL;
+}
+
+void key_cleanup(void)
+{
+ unsigned int i;
+
+ for (i = 0; i < num_keys; i++) {
+ EVP_PKEY_free(keys[i].key);
+ if (keys[i].fn != NULL) {
+ void *ptr = keys[i].fn;
+
+ free(ptr);
+ keys[i].fn = NULL;
+ }
+ }
+ free(keys);
+}
+
diff --git a/tools/cert_create/src/main.c b/tools/cert_create/src/main.c
new file mode 100644
index 0000000..2ab6bcf
--- /dev/null
+++ b/tools/cert_create/src/main.c
@@ -0,0 +1,617 @@
+/*
+ * Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <ctype.h>
+#include <getopt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+
+#include <openssl/conf.h>
+#include <openssl/engine.h>
+#include <openssl/err.h>
+#include <openssl/pem.h>
+#include <openssl/sha.h>
+#include <openssl/x509v3.h>
+
+#include "cert.h"
+#include "cmd_opt.h"
+#include "debug.h"
+#include "ext.h"
+#include "key.h"
+#include "sha.h"
+
+/*
+ * Helper macros to simplify the code. This macro assigns the return value of
+ * the 'fn' function to 'v' and exits if the value is NULL.
+ */
+#define CHECK_NULL(v, fn) \
+ do { \
+ v = fn; \
+ if (v == NULL) { \
+ ERROR("NULL object at %s:%d\n", __FILE__, __LINE__); \
+ exit(1); \
+ } \
+ } while (0)
+
+/*
+ * This macro assigns the NID corresponding to 'oid' to 'v' and exits if the
+ * NID is undefined.
+ */
+#define CHECK_OID(v, oid) \
+ do { \
+ v = OBJ_txt2nid(oid); \
+ if (v == NID_undef) { \
+ ERROR("Cannot find extension %s\n", oid); \
+ exit(1); \
+ } \
+ } while (0)
+
+#define MAX_FILENAME_LEN 1024
+#define VAL_DAYS 7300
+#define ID_TO_BIT_MASK(id) (1 << id)
+#define NUM_ELEM(x) ((sizeof(x)) / (sizeof(x[0])))
+#define HELP_OPT_MAX_LEN 128
+
+/* Global options */
+static int key_alg;
+static int hash_alg;
+static int key_size;
+static int new_keys;
+static int save_keys;
+static int print_cert;
+
+/* Info messages created in the Makefile */
+extern const char build_msg[];
+extern const char platform_msg[];
+
+
+static char *strdup(const char *str)
+{
+ int n = strlen(str) + 1;
+ char *dup = malloc(n);
+ if (dup) {
+ strcpy(dup, str);
+ }
+ return dup;
+}
+
+static const char *key_algs_str[] = {
+ [KEY_ALG_RSA] = "rsa",
+#ifndef OPENSSL_NO_EC
+ [KEY_ALG_ECDSA_NIST] = "ecdsa",
+ [KEY_ALG_ECDSA_BRAINPOOL_R] = "ecdsa-brainpool-regular",
+ [KEY_ALG_ECDSA_BRAINPOOL_T] = "ecdsa-brainpool-twisted",
+#endif /* OPENSSL_NO_EC */
+};
+
+static const char *hash_algs_str[] = {
+ [HASH_ALG_SHA256] = "sha256",
+ [HASH_ALG_SHA384] = "sha384",
+ [HASH_ALG_SHA512] = "sha512",
+};
+
+static void print_help(const char *cmd, const struct option *long_opt)
+{
+ int rem, i = 0;
+ const struct option *opt;
+ char line[HELP_OPT_MAX_LEN];
+ char *p;
+
+ assert(cmd != NULL);
+ assert(long_opt != NULL);
+
+ printf("\n\n");
+ printf("The certificate generation tool loads the binary images and\n"
+ "optionally the RSA or ECC keys, and outputs the key and content\n"
+ "certificates properly signed to implement the chain of trust.\n"
+ "If keys are provided, they must be in PEM format.\n"
+ "Certificates are generated in DER format.\n");
+ printf("\n");
+ printf("Usage:\n");
+ printf("\t%s [OPTIONS]\n\n", cmd);
+
+ printf("Available options:\n");
+ opt = long_opt;
+ while (opt->name) {
+ p = line;
+ rem = HELP_OPT_MAX_LEN;
+ if (isalpha(opt->val)) {
+ /* Short format */
+ sprintf(p, "-%c,", (char)opt->val);
+ p += 3;
+ rem -= 3;
+ }
+ snprintf(p, rem, "--%s %s", opt->name,
+ (opt->has_arg == required_argument) ? "<arg>" : "");
+ printf("\t%-32s %s\n", line, cmd_opt_get_help_msg(i));
+ opt++;
+ i++;
+ }
+ printf("\n");
+}
+
+static int get_key_alg(const char *key_alg_str)
+{
+ int i;
+
+ for (i = 0 ; i < NUM_ELEM(key_algs_str) ; i++) {
+ if (0 == strcmp(key_alg_str, key_algs_str[i])) {
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+static int get_key_size(const char *key_size_str)
+{
+ char *end;
+ long key_size;
+
+ key_size = strtol(key_size_str, &end, 10);
+ if (*end != '\0')
+ return -1;
+
+ return key_size;
+}
+
+static int get_hash_alg(const char *hash_alg_str)
+{
+ int i;
+
+ for (i = 0 ; i < NUM_ELEM(hash_algs_str) ; i++) {
+ if (0 == strcmp(hash_alg_str, hash_algs_str[i])) {
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+static void check_cmd_params(void)
+{
+ cert_t *cert;
+ ext_t *ext;
+ key_t *key;
+ int i, j;
+ bool valid_size;
+
+ /* Only save new keys */
+ if (save_keys && !new_keys) {
+ ERROR("Only new keys can be saved to disk\n");
+ exit(1);
+ }
+
+ /* Validate key-size */
+ valid_size = false;
+ for (i = 0; i < KEY_SIZE_MAX_NUM; i++) {
+ if (key_size == KEY_SIZES[key_alg][i]) {
+ valid_size = true;
+ break;
+ }
+ }
+ if (!valid_size) {
+ ERROR("'%d' is not a valid key size for '%s'\n",
+ key_size, key_algs_str[key_alg]);
+ NOTICE("Valid sizes are: ");
+ for (i = 0; i < KEY_SIZE_MAX_NUM &&
+ KEY_SIZES[key_alg][i] != 0; i++) {
+ printf("%d ", KEY_SIZES[key_alg][i]);
+ }
+ printf("\n");
+ exit(1);
+ }
+
+ /* Check that all required options have been specified in the
+ * command line */
+ for (i = 0; i < num_certs; i++) {
+ cert = &certs[i];
+ if (cert->fn == NULL) {
+ /* Certificate not requested. Skip to the next one */
+ continue;
+ }
+
+ /* Check that all parameters required to create this certificate
+ * have been specified in the command line */
+ for (j = 0; j < cert->num_ext; j++) {
+ ext = &extensions[cert->ext[j]];
+ switch (ext->type) {
+ case EXT_TYPE_NVCOUNTER:
+ /* Counter value must be specified */
+ if ((!ext->optional) && (ext->arg == NULL)) {
+ ERROR("Value for '%s' not specified\n",
+ ext->ln);
+ exit(1);
+ }
+ break;
+ case EXT_TYPE_PKEY:
+ /* Key filename must be specified */
+ key = &keys[ext->attr.key];
+ if (!new_keys && key->fn == NULL) {
+ ERROR("Key '%s' required by '%s' not "
+ "specified\n", key->desc,
+ cert->cn);
+ exit(1);
+ }
+ break;
+ case EXT_TYPE_HASH:
+ /*
+ * Binary image must be specified
+ * unless it is explicitly made optional.
+ */
+ if ((!ext->optional) && (ext->arg == NULL)) {
+ ERROR("Image for '%s' not specified\n",
+ ext->ln);
+ exit(1);
+ }
+ break;
+ default:
+ ERROR("Unknown extension type '%d' in '%s'\n",
+ ext->type, ext->ln);
+ exit(1);
+ break;
+ }
+ }
+ }
+}
+
+/* Common command line options */
+static const cmd_opt_t common_cmd_opt[] = {
+ {
+ { "help", no_argument, NULL, 'h' },
+ "Print this message and exit"
+ },
+ {
+ { "key-alg", required_argument, NULL, 'a' },
+ "Key algorithm: 'rsa' (default)- RSAPSS scheme as per PKCS#1 v2.1, " \
+ "'ecdsa', 'ecdsa-brainpool-regular', 'ecdsa-brainpool-twisted'"
+ },
+ {
+ { "key-size", required_argument, NULL, 'b' },
+ "Key size (for supported algorithms)."
+ },
+ {
+ { "hash-alg", required_argument, NULL, 's' },
+ "Hash algorithm : 'sha256' (default), 'sha384', 'sha512'"
+ },
+ {
+ { "save-keys", no_argument, NULL, 'k' },
+ "Save key pairs into files. Filenames must be provided"
+ },
+ {
+ { "new-keys", no_argument, NULL, 'n' },
+ "Generate new key pairs if no key files are provided"
+ },
+ {
+ { "print-cert", no_argument, NULL, 'p' },
+ "Print the certificates in the standard output"
+ }
+};
+
+int main(int argc, char *argv[])
+{
+ STACK_OF(X509_EXTENSION) * sk;
+ X509_EXTENSION *cert_ext = NULL;
+ ext_t *ext;
+ key_t *key;
+ cert_t *cert;
+ FILE *file;
+ int i, j, ext_nid, nvctr;
+ int c, opt_idx = 0;
+ const struct option *cmd_opt;
+ const char *cur_opt;
+ unsigned int err_code;
+ unsigned char md[SHA512_DIGEST_LENGTH];
+ unsigned int md_len;
+ const EVP_MD *md_info;
+
+ NOTICE("CoT Generation Tool: %s\n", build_msg);
+ NOTICE("Target platform: %s\n", platform_msg);
+
+ /* Set default options */
+ key_alg = KEY_ALG_RSA;
+ hash_alg = HASH_ALG_SHA256;
+ key_size = -1;
+
+ /* Add common command line options */
+ for (i = 0; i < NUM_ELEM(common_cmd_opt); i++) {
+ cmd_opt_add(&common_cmd_opt[i]);
+ }
+
+ /* Initialize the certificates */
+ if (cert_init() != 0) {
+ ERROR("Cannot initialize certificates\n");
+ exit(1);
+ }
+
+ /* Initialize the keys */
+ if (key_init() != 0) {
+ ERROR("Cannot initialize keys\n");
+ exit(1);
+ }
+
+ /* Initialize the new types and register OIDs for the extensions */
+ if (ext_init() != 0) {
+ ERROR("Cannot initialize extensions\n");
+ exit(1);
+ }
+
+ /* Get the command line options populated during the initialization */
+ cmd_opt = cmd_opt_get_array();
+
+ while (1) {
+ /* getopt_long stores the option index here. */
+ c = getopt_long(argc, argv, "a:b:hknps:", cmd_opt, &opt_idx);
+
+ /* Detect the end of the options. */
+ if (c == -1) {
+ break;
+ }
+
+ switch (c) {
+ case 'a':
+ key_alg = get_key_alg(optarg);
+ if (key_alg < 0) {
+ ERROR("Invalid key algorithm '%s'\n", optarg);
+ exit(1);
+ }
+ break;
+ case 'b':
+ key_size = get_key_size(optarg);
+ if (key_size <= 0) {
+ ERROR("Invalid key size '%s'\n", optarg);
+ exit(1);
+ }
+ break;
+ case 'h':
+ print_help(argv[0], cmd_opt);
+ exit(0);
+ case 'k':
+ save_keys = 1;
+ break;
+ case 'n':
+ new_keys = 1;
+ break;
+ case 'p':
+ print_cert = 1;
+ break;
+ case 's':
+ hash_alg = get_hash_alg(optarg);
+ if (hash_alg < 0) {
+ ERROR("Invalid hash algorithm '%s'\n", optarg);
+ exit(1);
+ }
+ break;
+ case CMD_OPT_EXT:
+ cur_opt = cmd_opt_get_name(opt_idx);
+ ext = ext_get_by_opt(cur_opt);
+ ext->arg = strdup(optarg);
+ break;
+ case CMD_OPT_KEY:
+ cur_opt = cmd_opt_get_name(opt_idx);
+ key = key_get_by_opt(cur_opt);
+ key->fn = strdup(optarg);
+ break;
+ case CMD_OPT_CERT:
+ cur_opt = cmd_opt_get_name(opt_idx);
+ cert = cert_get_by_opt(cur_opt);
+ cert->fn = strdup(optarg);
+ break;
+ case '?':
+ default:
+ print_help(argv[0], cmd_opt);
+ exit(1);
+ }
+ }
+
+ /* Select a reasonable default key-size */
+ if (key_size == -1) {
+ key_size = KEY_SIZES[key_alg][0];
+ }
+
+ /* Check command line arguments */
+ check_cmd_params();
+
+ /* Indicate SHA as image hash algorithm in the certificate
+ * extension */
+ if (hash_alg == HASH_ALG_SHA384) {
+ md_info = EVP_sha384();
+ md_len = SHA384_DIGEST_LENGTH;
+ } else if (hash_alg == HASH_ALG_SHA512) {
+ md_info = EVP_sha512();
+ md_len = SHA512_DIGEST_LENGTH;
+ } else {
+ md_info = EVP_sha256();
+ md_len = SHA256_DIGEST_LENGTH;
+ }
+
+ /* Load private keys from files (or generate new ones) */
+ for (i = 0 ; i < num_keys ; i++) {
+#if !USING_OPENSSL3
+ if (!key_new(&keys[i])) {
+ ERROR("Failed to allocate key container\n");
+ exit(1);
+ }
+#endif
+
+ /* First try to load the key from disk */
+ if (key_load(&keys[i], &err_code)) {
+ /* Key loaded successfully */
+ continue;
+ }
+
+ /* Key not loaded. Check the error code */
+ if (err_code == KEY_ERR_LOAD) {
+ /* File exists, but it does not contain a valid private
+ * key. Abort. */
+ ERROR("Error loading '%s'\n", keys[i].fn);
+ exit(1);
+ }
+
+ /* File does not exist, could not be opened or no filename was
+ * given */
+ if (new_keys) {
+ /* Try to create a new key */
+ NOTICE("Creating new key for '%s'\n", keys[i].desc);
+ if (!key_create(&keys[i], key_alg, key_size)) {
+ ERROR("Error creating key '%s'\n", keys[i].desc);
+ exit(1);
+ }
+ } else {
+ if (err_code == KEY_ERR_OPEN) {
+ ERROR("Error opening '%s'\n", keys[i].fn);
+ } else {
+ ERROR("Key '%s' not specified\n", keys[i].desc);
+ }
+ exit(1);
+ }
+ }
+
+ /* Create the certificates */
+ for (i = 0 ; i < num_certs ; i++) {
+
+ cert = &certs[i];
+
+ if (cert->fn == NULL) {
+ /* Certificate not requested. Skip to the next one */
+ continue;
+ }
+
+ /* Create a new stack of extensions. This stack will be used
+ * to create the certificate */
+ CHECK_NULL(sk, sk_X509_EXTENSION_new_null());
+
+ for (j = 0 ; j < cert->num_ext ; j++) {
+
+ ext = &extensions[cert->ext[j]];
+
+ /* Get OpenSSL internal ID for this extension */
+ CHECK_OID(ext_nid, ext->oid);
+
+ /*
+ * Three types of extensions are currently supported:
+ * - EXT_TYPE_NVCOUNTER
+ * - EXT_TYPE_HASH
+ * - EXT_TYPE_PKEY
+ */
+ switch (ext->type) {
+ case EXT_TYPE_NVCOUNTER:
+ if (ext->optional && ext->arg == NULL) {
+ /* Skip this NVCounter */
+ continue;
+ } else {
+ /* Checked by `check_cmd_params` */
+ assert(ext->arg != NULL);
+ nvctr = atoi(ext->arg);
+ CHECK_NULL(cert_ext, ext_new_nvcounter(ext_nid,
+ EXT_CRIT, nvctr));
+ }
+ break;
+ case EXT_TYPE_HASH:
+ if (ext->arg == NULL) {
+ if (ext->optional) {
+ /* Include a hash filled with zeros */
+ memset(md, 0x0, SHA512_DIGEST_LENGTH);
+ } else {
+ /* Do not include this hash in the certificate */
+ continue;
+ }
+ } else {
+ /* Calculate the hash of the file */
+ if (!sha_file(hash_alg, ext->arg, md)) {
+ ERROR("Cannot calculate hash of %s\n",
+ ext->arg);
+ exit(1);
+ }
+ }
+ CHECK_NULL(cert_ext, ext_new_hash(ext_nid,
+ EXT_CRIT, md_info, md,
+ md_len));
+ break;
+ case EXT_TYPE_PKEY:
+ CHECK_NULL(cert_ext, ext_new_key(ext_nid,
+ EXT_CRIT, keys[ext->attr.key].key));
+ break;
+ default:
+ ERROR("Unknown extension type '%d' in %s\n",
+ ext->type, cert->cn);
+ exit(1);
+ }
+
+ /* Push the extension into the stack */
+ sk_X509_EXTENSION_push(sk, cert_ext);
+ }
+
+ /* Create certificate. Signed with corresponding key */
+ if (!cert_new(hash_alg, cert, VAL_DAYS, 0, sk)) {
+ ERROR("Cannot create %s\n", cert->cn);
+ exit(1);
+ }
+
+ for (cert_ext = sk_X509_EXTENSION_pop(sk); cert_ext != NULL;
+ cert_ext = sk_X509_EXTENSION_pop(sk)) {
+ X509_EXTENSION_free(cert_ext);
+ }
+
+ sk_X509_EXTENSION_free(sk);
+ }
+
+
+ /* Print the certificates */
+ if (print_cert) {
+ for (i = 0 ; i < num_certs ; i++) {
+ if (!certs[i].x) {
+ continue;
+ }
+ printf("\n\n=====================================\n\n");
+ X509_print_fp(stdout, certs[i].x);
+ }
+ }
+
+ /* Save created certificates to files */
+ for (i = 0 ; i < num_certs ; i++) {
+ if (certs[i].x && certs[i].fn) {
+ file = fopen(certs[i].fn, "w");
+ if (file != NULL) {
+ i2d_X509_fp(file, certs[i].x);
+ fclose(file);
+ } else {
+ ERROR("Cannot create file %s\n", certs[i].fn);
+ }
+ }
+ }
+
+ /* Save keys */
+ if (save_keys) {
+ for (i = 0 ; i < num_keys ; i++) {
+ if (!key_store(&keys[i])) {
+ ERROR("Cannot save %s\n", keys[i].desc);
+ }
+ }
+ }
+
+ /* If we got here, then we must have filled the key array completely.
+ * We can then safely call free on all of the keys in the array
+ */
+ key_cleanup();
+
+#ifndef OPENSSL_NO_ENGINE
+ ENGINE_cleanup();
+#endif
+ CRYPTO_cleanup_all_ex_data();
+
+
+ /* We allocated strings through strdup, so now we have to free them */
+
+ ext_cleanup();
+
+ cert_cleanup();
+
+ return 0;
+}
diff --git a/tools/cert_create/src/sha.c b/tools/cert_create/src/sha.c
new file mode 100644
index 0000000..bb750d4
--- /dev/null
+++ b/tools/cert_create/src/sha.c
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdio.h>
+#include "debug.h"
+#include "key.h"
+#if USING_OPENSSL3
+#include <openssl/evp.h>
+#include <openssl/obj_mac.h>
+#else
+#include <openssl/sha.h>
+#endif
+
+#define BUFFER_SIZE 256
+
+#if USING_OPENSSL3
+static int get_algorithm_nid(int hash_alg)
+{
+ int nids[] = {NID_sha256, NID_sha384, NID_sha512};
+ if (hash_alg < 0 || hash_alg >= sizeof(nids) / sizeof(*nids)) {
+ return NID_undef;
+ }
+ return nids[hash_alg];
+}
+#endif
+
+int sha_file(int md_alg, const char *filename, unsigned char *md)
+{
+ FILE *inFile;
+ int bytes;
+ unsigned char data[BUFFER_SIZE];
+#if USING_OPENSSL3
+ EVP_MD_CTX *mdctx;
+ const EVP_MD *md_type;
+ int alg_nid;
+ unsigned int total_bytes;
+#else
+ SHA256_CTX shaContext;
+ SHA512_CTX sha512Context;
+#endif
+
+ if ((filename == NULL) || (md == NULL)) {
+ ERROR("%s(): NULL argument\n", __func__);
+ return 0;
+ }
+
+ inFile = fopen(filename, "rb");
+ if (inFile == NULL) {
+ ERROR("Cannot read %s\n", filename);
+ return 0;
+ }
+
+#if USING_OPENSSL3
+
+ mdctx = EVP_MD_CTX_new();
+ if (mdctx == NULL) {
+ fclose(inFile);
+ ERROR("%s(): Could not create EVP MD context\n", __func__);
+ return 0;
+ }
+
+ alg_nid = get_algorithm_nid(md_alg);
+ if (alg_nid == NID_undef) {
+ ERROR("%s(): Invalid hash algorithm\n", __func__);
+ goto err;
+ }
+
+ md_type = EVP_get_digestbynid(alg_nid);
+ if (EVP_DigestInit_ex(mdctx, md_type, NULL) == 0) {
+ ERROR("%s(): Could not initialize EVP MD digest\n", __func__);
+ goto err;
+ }
+
+ while ((bytes = fread(data, 1, BUFFER_SIZE, inFile)) != 0) {
+ EVP_DigestUpdate(mdctx, data, bytes);
+ }
+ EVP_DigestFinal_ex(mdctx, md, &total_bytes);
+
+ fclose(inFile);
+ EVP_MD_CTX_free(mdctx);
+ return 1;
+
+err:
+ fclose(inFile);
+ EVP_MD_CTX_free(mdctx);
+ return 0;
+
+#else
+
+ if (md_alg == HASH_ALG_SHA384) {
+ SHA384_Init(&sha512Context);
+ while ((bytes = fread(data, 1, BUFFER_SIZE, inFile)) != 0) {
+ SHA384_Update(&sha512Context, data, bytes);
+ }
+ SHA384_Final(md, &sha512Context);
+ } else if (md_alg == HASH_ALG_SHA512) {
+ SHA512_Init(&sha512Context);
+ while ((bytes = fread(data, 1, BUFFER_SIZE, inFile)) != 0) {
+ SHA512_Update(&sha512Context, data, bytes);
+ }
+ SHA512_Final(md, &sha512Context);
+ } else {
+ SHA256_Init(&shaContext);
+ while ((bytes = fread(data, 1, BUFFER_SIZE, inFile)) != 0) {
+ SHA256_Update(&shaContext, data, bytes);
+ }
+ SHA256_Final(md, &shaContext);
+ }
+
+ fclose(inFile);
+ return 1;
+
+#endif
+}
+
diff --git a/tools/cert_create/src/tbbr/tbb_cert.c b/tools/cert_create/src/tbbr/tbb_cert.c
new file mode 100644
index 0000000..f4fe63d
--- /dev/null
+++ b/tools/cert_create/src/tbbr/tbb_cert.c
@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include "tbbr/tbb_cert.h"
+#include "tbbr/tbb_ext.h"
+#include "tbbr/tbb_key.h"
+
+/*
+ * Certificates used in the chain of trust
+ *
+ * The order of the certificates must follow the enumeration specified in
+ * tbb_cert.h. All certificates are self-signed, so the issuer certificate
+ * field points to itself.
+ */
+static cert_t tbb_certs[] = {
+ [TRUSTED_BOOT_FW_CERT] = {
+ .id = TRUSTED_BOOT_FW_CERT,
+ .opt = "tb-fw-cert",
+ .help_msg = "Trusted Boot FW Certificate (output file)",
+ .fn = NULL,
+ .cn = "Trusted Boot FW Certificate",
+ .key = ROT_KEY,
+ .issuer = TRUSTED_BOOT_FW_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_BOOT_FW_HASH_EXT,
+ TRUSTED_BOOT_FW_CONFIG_HASH_EXT,
+ HW_CONFIG_HASH_EXT,
+ FW_CONFIG_HASH_EXT
+ },
+ .num_ext = 5
+ },
+ [TRUSTED_KEY_CERT] = {
+ .id = TRUSTED_KEY_CERT,
+ .opt = "trusted-key-cert",
+ .help_msg = "Trusted Key Certificate (output file)",
+ .fn = NULL,
+ .cn = "Trusted Key Certificate",
+ .key = ROT_KEY,
+ .issuer = TRUSTED_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_WORLD_PK_EXT,
+ NON_TRUSTED_WORLD_PK_EXT
+ },
+ .num_ext = 3
+ },
+ [SCP_FW_KEY_CERT] = {
+ .id = SCP_FW_KEY_CERT,
+ .opt = "scp-fw-key-cert",
+ .help_msg = "SCP Firmware Key Certificate (output file)",
+ .fn = NULL,
+ .cn = "SCP Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SCP_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SCP_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+ [SCP_FW_CONTENT_CERT] = {
+ .id = SCP_FW_CONTENT_CERT,
+ .opt = "scp-fw-cert",
+ .help_msg = "SCP Firmware Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "SCP Firmware Content Certificate",
+ .key = SCP_FW_CONTENT_CERT_KEY,
+ .issuer = SCP_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SCP_FW_HASH_EXT
+ },
+ .num_ext = 2
+ },
+ [SOC_FW_KEY_CERT] = {
+ .id = SOC_FW_KEY_CERT,
+ .opt = "soc-fw-key-cert",
+ .help_msg = "SoC Firmware Key Certificate (output file)",
+ .fn = NULL,
+ .cn = "SoC Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SOC_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SOC_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+ [SOC_FW_CONTENT_CERT] = {
+ .id = SOC_FW_CONTENT_CERT,
+ .opt = "soc-fw-cert",
+ .help_msg = "SoC Firmware Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "SoC Firmware Content Certificate",
+ .key = SOC_FW_CONTENT_CERT_KEY,
+ .issuer = SOC_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SOC_AP_FW_HASH_EXT,
+ SOC_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 3
+ },
+ [TRUSTED_OS_FW_KEY_CERT] = {
+ .id = TRUSTED_OS_FW_KEY_CERT,
+ .opt = "tos-fw-key-cert",
+ .help_msg = "Trusted OS Firmware Key Certificate (output file)",
+ .fn = NULL,
+ .cn = "Trusted OS Firmware Key Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = TRUSTED_OS_FW_KEY_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_OS_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+ [TRUSTED_OS_FW_CONTENT_CERT] = {
+ .id = TRUSTED_OS_FW_CONTENT_CERT,
+ .opt = "tos-fw-cert",
+ .help_msg = "Trusted OS Firmware Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "Trusted OS Firmware Content Certificate",
+ .key = TRUSTED_OS_FW_CONTENT_CERT_KEY,
+ .issuer = TRUSTED_OS_FW_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ TRUSTED_OS_FW_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA1_HASH_EXT,
+ TRUSTED_OS_FW_EXTRA2_HASH_EXT,
+ TRUSTED_OS_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 5
+ },
+ [NON_TRUSTED_FW_KEY_CERT] = {
+ .id = NON_TRUSTED_FW_KEY_CERT,
+ .opt = "nt-fw-key-cert",
+ .help_msg = "Non-Trusted Firmware Key Certificate (output file)",
+ .fn = NULL,
+ .cn = "Non-Trusted Firmware Key Certificate",
+ .key = NON_TRUSTED_WORLD_KEY,
+ .issuer = NON_TRUSTED_FW_KEY_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_FW_CONTENT_CERT_PK_EXT
+ },
+ .num_ext = 2
+ },
+ [NON_TRUSTED_FW_CONTENT_CERT] = {
+ .id = NON_TRUSTED_FW_CONTENT_CERT,
+ .opt = "nt-fw-cert",
+ .help_msg = "Non-Trusted Firmware Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "Non-Trusted Firmware Content Certificate",
+ .key = NON_TRUSTED_FW_CONTENT_CERT_KEY,
+ .issuer = NON_TRUSTED_FW_CONTENT_CERT,
+ .ext = {
+ NON_TRUSTED_FW_NVCOUNTER_EXT,
+ NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT,
+ NON_TRUSTED_FW_CONFIG_HASH_EXT,
+ },
+ .num_ext = 3
+ },
+ [SIP_SECURE_PARTITION_CONTENT_CERT] = {
+ .id = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .opt = "sip-sp-cert",
+ .help_msg = "SiP owned Secure Partition Content Certificate (output file)",
+ .fn = NULL,
+ .cn = "SiP owned Secure Partition Content Certificate",
+ .key = TRUSTED_WORLD_KEY,
+ .issuer = SIP_SECURE_PARTITION_CONTENT_CERT,
+ .ext = {
+ TRUSTED_FW_NVCOUNTER_EXT,
+ SP_PKG1_HASH_EXT,
+ SP_PKG2_HASH_EXT,
+ SP_PKG3_HASH_EXT,
+ SP_PKG4_HASH_EXT,
+ SP_PKG5_HASH_EXT,
+ SP_PKG6_HASH_EXT,
+ SP_PKG7_HASH_EXT,
+ SP_PKG8_HASH_EXT,
+ },
+ .num_ext = 9
+ },
+ [FWU_CERT] = {
+ .id = FWU_CERT,
+ .opt = "fwu-cert",
+ .help_msg = "Firmware Update Certificate (output file)",
+ .fn = NULL,
+ .cn = "Firmware Update Certificate",
+ .key = ROT_KEY,
+ .issuer = FWU_CERT,
+ .ext = {
+ SCP_FWU_CFG_HASH_EXT,
+ AP_FWU_CFG_HASH_EXT,
+ FWU_HASH_EXT
+ },
+ .num_ext = 3
+ }
+};
+
+REGISTER_COT(tbb_certs);
diff --git a/tools/cert_create/src/tbbr/tbb_ext.c b/tools/cert_create/src/tbbr/tbb_ext.c
new file mode 100644
index 0000000..60bafb4
--- /dev/null
+++ b/tools/cert_create/src/tbbr/tbb_ext.c
@@ -0,0 +1,328 @@
+/*
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <openssl/err.h>
+#include <openssl/x509v3.h>
+
+#if USE_TBBR_DEFS
+#include <tbbr_oid.h>
+#else
+#include <platform_oid.h>
+#endif
+
+#include "ext.h"
+#include "tbbr/tbb_ext.h"
+#include "tbbr/tbb_key.h"
+
+static ext_t tbb_ext[] = {
+ [TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "tfw-nvctr",
+ .help_msg = "Trusted Firmware Non-Volatile counter value",
+ .sn = "TrustedWorldNVCounter",
+ .ln = "Trusted World Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_TFW
+ },
+ [NON_TRUSTED_FW_NVCOUNTER_EXT] = {
+ .oid = NON_TRUSTED_FW_NVCOUNTER_OID,
+ .opt = "ntfw-nvctr",
+ .help_msg = "Non-Trusted Firmware Non-Volatile counter value",
+ .sn = "NormalWorldNVCounter",
+ .ln = "Non-Trusted Firmware Non-Volatile counter",
+ .asn1_type = V_ASN1_INTEGER,
+ .type = EXT_TYPE_NVCOUNTER,
+ .attr.nvctr_type = NVCTR_TYPE_NTFW
+ },
+ [TRUSTED_BOOT_FW_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_HASH_OID,
+ .opt = "tb-fw",
+ .help_msg = "Trusted Boot Firmware image file",
+ .sn = "TrustedBootFirmwareHash",
+ .ln = "Trusted Boot Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+ [TRUSTED_BOOT_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_BOOT_FW_CONFIG_HASH_OID,
+ .opt = "tb-fw-config",
+ .help_msg = "Trusted Boot Firmware Config file",
+ .sn = "TrustedBootFirmwareConfigHash",
+ .ln = "Trusted Boot Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [HW_CONFIG_HASH_EXT] = {
+ .oid = HW_CONFIG_HASH_OID,
+ .opt = "hw-config",
+ .help_msg = "HW Config file",
+ .sn = "HWConfigHash",
+ .ln = "HW Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [FW_CONFIG_HASH_EXT] = {
+ .oid = FW_CONFIG_HASH_OID,
+ .opt = "fw-config",
+ .help_msg = "Firmware Config file",
+ .sn = "FirmwareConfigHash",
+ .ln = "Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [TRUSTED_WORLD_PK_EXT] = {
+ .oid = TRUSTED_WORLD_PK_OID,
+ .sn = "TrustedWorldPublicKey",
+ .ln = "Trusted World Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = TRUSTED_WORLD_KEY
+ },
+ [NON_TRUSTED_WORLD_PK_EXT] = {
+ .oid = NON_TRUSTED_WORLD_PK_OID,
+ .sn = "NonTrustedWorldPublicKey",
+ .ln = "Non-Trusted World Public Key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = NON_TRUSTED_WORLD_KEY
+ },
+ [SCP_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = SCP_FW_CONTENT_CERT_PK_OID,
+ .sn = "SCPFirmwareContentCertPK",
+ .ln = "SCP Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = SCP_FW_CONTENT_CERT_KEY
+ },
+ [SCP_FW_HASH_EXT] = {
+ .oid = SCP_FW_HASH_OID,
+ .opt = "scp-fw",
+ .help_msg = "SCP Firmware image file",
+ .sn = "SCPFirmwareHash",
+ .ln = "SCP Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+ [SOC_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = SOC_FW_CONTENT_CERT_PK_OID,
+ .sn = "SoCFirmwareContentCertPK",
+ .ln = "SoC Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = SOC_FW_CONTENT_CERT_KEY
+ },
+ [SOC_AP_FW_HASH_EXT] = {
+ .oid = SOC_AP_FW_HASH_OID,
+ .opt = "soc-fw",
+ .help_msg = "SoC AP Firmware image file",
+ .sn = "SoCAPFirmwareHash",
+ .ln = "SoC AP Firmware hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+ [SOC_FW_CONFIG_HASH_EXT] = {
+ .oid = SOC_FW_CONFIG_HASH_OID,
+ .opt = "soc-fw-config",
+ .help_msg = "SoC Firmware Config file",
+ .sn = "SocFirmwareConfigHash",
+ .ln = "SoC Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [TRUSTED_OS_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = TRUSTED_OS_FW_CONTENT_CERT_PK_OID,
+ .sn = "TrustedOSFirmwareContentCertPK",
+ .ln = "Trusted OS Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = TRUSTED_OS_FW_CONTENT_CERT_KEY
+ },
+ [TRUSTED_OS_FW_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_HASH_OID,
+ .opt = "tos-fw",
+ .help_msg = "Trusted OS image file",
+ .sn = "TrustedOSHash",
+ .ln = "Trusted OS hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+ [TRUSTED_OS_FW_EXTRA1_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_EXTRA1_HASH_OID,
+ .opt = "tos-fw-extra1",
+ .help_msg = "Trusted OS Extra1 image file",
+ .sn = "TrustedOSExtra1Hash",
+ .ln = "Trusted OS Extra1 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [TRUSTED_OS_FW_EXTRA2_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_EXTRA2_HASH_OID,
+ .opt = "tos-fw-extra2",
+ .help_msg = "Trusted OS Extra2 image file",
+ .sn = "TrustedOSExtra2Hash",
+ .ln = "Trusted OS Extra2 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [TRUSTED_OS_FW_CONFIG_HASH_EXT] = {
+ .oid = TRUSTED_OS_FW_CONFIG_HASH_OID,
+ .opt = "tos-fw-config",
+ .help_msg = "Trusted OS Firmware Config file",
+ .sn = "TrustedOSFirmwareConfigHash",
+ .ln = "Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [NON_TRUSTED_FW_CONTENT_CERT_PK_EXT] = {
+ .oid = NON_TRUSTED_FW_CONTENT_CERT_PK_OID,
+ .sn = "NonTrustedFirmwareContentCertPK",
+ .ln = "Non-Trusted Firmware content certificate public key",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_PKEY,
+ .attr.key = NON_TRUSTED_FW_CONTENT_CERT_KEY
+ },
+ [NON_TRUSTED_WORLD_BOOTLOADER_HASH_EXT] = {
+ .oid = NON_TRUSTED_WORLD_BOOTLOADER_HASH_OID,
+ .opt = "nt-fw",
+ .help_msg = "Non-Trusted World Bootloader image file",
+ .sn = "NonTrustedWorldBootloaderHash",
+ .ln = "Non-Trusted World hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH
+ },
+ [NON_TRUSTED_FW_CONFIG_HASH_EXT] = {
+ .oid = NON_TRUSTED_FW_CONFIG_HASH_OID,
+ .opt = "nt-fw-config",
+ .help_msg = "Non Trusted OS Firmware Config file",
+ .sn = "NonTrustedOSFirmwareConfigHash",
+ .ln = "Non-Trusted OS Firmware Config hash",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG1_HASH_EXT] = {
+ .oid = SP_PKG1_HASH_OID,
+ .opt = "sp-pkg1",
+ .help_msg = "Secure Partition Package1 file",
+ .sn = "SPPkg1Hash",
+ .ln = "SP Pkg1 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG2_HASH_EXT] = {
+ .oid = SP_PKG2_HASH_OID,
+ .opt = "sp-pkg2",
+ .help_msg = "Secure Partition Package2 file",
+ .sn = "SPPkg2Hash",
+ .ln = "SP Pkg2 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG3_HASH_EXT] = {
+ .oid = SP_PKG3_HASH_OID,
+ .opt = "sp-pkg3",
+ .help_msg = "Secure Partition Package3 file",
+ .sn = "SPPkg3Hash",
+ .ln = "SP Pkg3 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG4_HASH_EXT] = {
+ .oid = SP_PKG4_HASH_OID,
+ .opt = "sp-pkg4",
+ .help_msg = "Secure Partition Package4 file",
+ .sn = "SPPkg4Hash",
+ .ln = "SP Pkg4 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG5_HASH_EXT] = {
+ .oid = SP_PKG5_HASH_OID,
+ .opt = "sp-pkg5",
+ .help_msg = "Secure Partition Package5 file",
+ .sn = "SPPkg5Hash",
+ .ln = "SP Pkg5 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG6_HASH_EXT] = {
+ .oid = SP_PKG6_HASH_OID,
+ .opt = "sp-pkg6",
+ .help_msg = "Secure Partition Package6 file",
+ .sn = "SPPkg6Hash",
+ .ln = "SP Pkg6 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG7_HASH_EXT] = {
+ .oid = SP_PKG7_HASH_OID,
+ .opt = "sp-pkg7",
+ .help_msg = "Secure Partition Package7 file",
+ .sn = "SPPkg7Hash",
+ .ln = "SP Pkg7 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SP_PKG8_HASH_EXT] = {
+ .oid = SP_PKG8_HASH_OID,
+ .opt = "sp-pkg8",
+ .help_msg = "Secure Partition Package8 file",
+ .sn = "SPPkg8Hash",
+ .ln = "SP Pkg8 hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [SCP_FWU_CFG_HASH_EXT] = {
+ .oid = SCP_FWU_CFG_HASH_OID,
+ .opt = "scp-fwu-cfg",
+ .help_msg = "SCP Firmware Update Config image file",
+ .sn = "SCPFWUpdateConfig",
+ .ln = "SCP Firmware Update Config hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [AP_FWU_CFG_HASH_EXT] = {
+ .oid = AP_FWU_CFG_HASH_OID,
+ .opt = "ap-fwu-cfg",
+ .help_msg = "AP Firmware Update Config image file",
+ .sn = "APFWUpdateConfig",
+ .ln = "AP Firmware Update Config hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ },
+ [FWU_HASH_EXT] = {
+ .oid = FWU_HASH_OID,
+ .opt = "fwu",
+ .help_msg = "Firmware Updater image file",
+ .sn = "FWUpdaterHash",
+ .ln = "Firmware Updater hash (SHA256)",
+ .asn1_type = V_ASN1_OCTET_STRING,
+ .type = EXT_TYPE_HASH,
+ .optional = 1
+ }
+};
+
+REGISTER_EXTENSIONS(tbb_ext);
diff --git a/tools/cert_create/src/tbbr/tbb_key.c b/tools/cert_create/src/tbbr/tbb_key.c
new file mode 100644
index 0000000..a81f0e4
--- /dev/null
+++ b/tools/cert_create/src/tbbr/tbb_key.c
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include "tbbr/tbb_key.h"
+
+/*
+ * Keys used to establish the chain of trust
+ *
+ * The order of the keys must follow the enumeration specified in tbb_key.h
+ */
+static key_t tbb_keys[] = {
+ [ROT_KEY] = {
+ .id = ROT_KEY,
+ .opt = "rot-key",
+ .help_msg = "Root Of Trust key (input/output file)",
+ .desc = "Root Of Trust key"
+ },
+ [TRUSTED_WORLD_KEY] = {
+ .id = TRUSTED_WORLD_KEY,
+ .opt = "trusted-world-key",
+ .help_msg = "Trusted World key (input/output file)",
+ .desc = "Trusted World key"
+ },
+ [NON_TRUSTED_WORLD_KEY] = {
+ .id = NON_TRUSTED_WORLD_KEY,
+ .opt = "non-trusted-world-key",
+ .help_msg = "Non Trusted World key (input/output file)",
+ .desc = "Non Trusted World key"
+ },
+ [SCP_FW_CONTENT_CERT_KEY] = {
+ .id = SCP_FW_CONTENT_CERT_KEY,
+ .opt = "scp-fw-key",
+ .help_msg = "SCP Firmware Content Certificate key (input/output file)",
+ .desc = "SCP Firmware Content Certificate key"
+ },
+ [SOC_FW_CONTENT_CERT_KEY] = {
+ .id = SOC_FW_CONTENT_CERT_KEY,
+ .opt = "soc-fw-key",
+ .help_msg = "SoC Firmware Content Certificate key (input/output file)",
+ .desc = "SoC Firmware Content Certificate key"
+ },
+ [TRUSTED_OS_FW_CONTENT_CERT_KEY] = {
+ .id = TRUSTED_OS_FW_CONTENT_CERT_KEY,
+ .opt = "tos-fw-key",
+ .help_msg = "Trusted OS Firmware Content Certificate key (input/output file)",
+ .desc = "Trusted OS Firmware Content Certificate key"
+ },
+ [NON_TRUSTED_FW_CONTENT_CERT_KEY] = {
+ .id = NON_TRUSTED_FW_CONTENT_CERT_KEY,
+ .opt = "nt-fw-key",
+ .help_msg = "Non Trusted Firmware Content Certificate key (input/output file)",
+ .desc = "Non Trusted Firmware Content Certificate key"
+ }
+};
+
+REGISTER_KEYS(tbb_keys);
diff --git a/tools/cert_create/src/tbbr/tbbr.mk b/tools/cert_create/src/tbbr/tbbr.mk
new file mode 100644
index 0000000..ee82d31
--- /dev/null
+++ b/tools/cert_create/src/tbbr/tbbr.mk
@@ -0,0 +1,29 @@
+#
+# Copyright (c) 2020, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+USE_TBBR_DEFS := 1
+$(eval $(call add_define,USE_TBBR_DEFS))
+
+ifeq (${USE_TBBR_DEFS},1)
+# In this case, cert_tool is platform-independent
+PLAT_MSG := TBBR Generic
+PLAT_INCLUDE := ../../include/tools_share
+else
+PLAT_MSG := ${PLAT}
+
+TF_PLATFORM_ROOT := ../../plat/
+include ${MAKE_HELPERS_DIRECTORY}plat_helpers.mk
+
+PLAT_INCLUDE := $(wildcard ${PLAT_DIR}include)
+
+ifeq ($(PLAT_INCLUDE),)
+ $(error "Error: Invalid platform '${PLAT}' has no include directory.")
+endif
+endif
+
+OBJECTS += src/tbbr/tbb_cert.o \
+ src/tbbr/tbb_ext.o \
+ src/tbbr/tbb_key.o