42 static struct key *integrity_keyring_from_id(const unsigned int id)  in integrity_keyring_from_id()  argument
44 	if (id >= INTEGRITY_KEYRING_MAX)  in integrity_keyring_from_id()
47 	if (!keyring[id]) {  in integrity_keyring_from_id()
48 		keyring[id] =  in integrity_keyring_from_id()
49 			request_key(&key_type_keyring, keyring_name[id], NULL);  in integrity_keyring_from_id()
50 		if (IS_ERR(keyring[id])) {  in integrity_keyring_from_id()
51 			int err = PTR_ERR(keyring[id]);  in integrity_keyring_from_id()
52 			pr_err("no %s keyring: %d\n", keyring_name[id], err);  in integrity_keyring_from_id()
53 			keyring[id] = NULL;  in integrity_keyring_from_id()
58 	return keyring[id];  in integrity_keyring_from_id()
61 int integrity_digsig_verify(const unsigned int id, const char *sig, int siglen,  in integrity_digsig_verify()  argument
69 	keyring = integrity_keyring_from_id(id);  in integrity_digsig_verify()
87 int integrity_modsig_verify(const unsigned int id, const struct modsig *modsig)  in integrity_modsig_verify()  argument
91 	keyring = integrity_keyring_from_id(id);  in integrity_modsig_verify()
98 static int __init __integrity_init_keyring(const unsigned int id,  in __integrity_init_keyring()  argument
105 	keyring[id] = keyring_alloc(keyring_name[id], KUIDT_INIT(0),  in __integrity_init_keyring()
108 	if (IS_ERR(keyring[id])) {  in __integrity_init_keyring()
109 		err = PTR_ERR(keyring[id]);  in __integrity_init_keyring()
111 			keyring_name[id], err);  in __integrity_init_keyring()
112 		keyring[id] = NULL;  in __integrity_init_keyring()
114 		if (id == INTEGRITY_KEYRING_PLATFORM)  in __integrity_init_keyring()
115 			set_platform_trusted_keys(keyring[id]);  in __integrity_init_keyring()
116 		if (id == INTEGRITY_KEYRING_MACHINE && imputed_trust_enabled())  in __integrity_init_keyring()
117 			set_machine_trusted_keys(keyring[id]);  in __integrity_init_keyring()
118 		if (id == INTEGRITY_KEYRING_IMA)  in __integrity_init_keyring()
119 			load_module_cert(keyring[id]);  in __integrity_init_keyring()
125 int __init integrity_init_keyring(const unsigned int id)  in integrity_init_keyring()  argument
134 	if (id == INTEGRITY_KEYRING_PLATFORM ||  in integrity_init_keyring()
135 	    (id == INTEGRITY_KEYRING_MACHINE &&  in integrity_init_keyring()
148 	if (id == INTEGRITY_KEYRING_MACHINE)  in integrity_init_keyring()
158 	if (id != INTEGRITY_KEYRING_MACHINE)  in integrity_init_keyring()
162 	ret = __integrity_init_keyring(id, perm, restriction);  in integrity_init_keyring()
168 static int __init integrity_add_key(const unsigned int id, const void *data,  in integrity_add_key()  argument
174 	if (!keyring[id])  in integrity_add_key()
177 	key = key_create_or_update(make_key_ref(keyring[id], 1), "asymmetric",  in integrity_add_key()
193 int __init integrity_load_x509(const unsigned int id, const char *path)  in integrity_load_x509()  argument
211 	rc = integrity_add_key(id, (const void *)data, size, perm);  in integrity_load_x509()
217 int __init integrity_load_cert(const unsigned int id, const char *source,  in integrity_load_cert()  argument
224 	return integrity_add_key(id, data, len, perm);  in integrity_load_cert()