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Fix SMC names.

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This commit is contained in:
Michael Scire 2018-02-20 18:47:58 -08:00
parent 663c446439
commit 330f8a0f8b
6 changed files with 52 additions and 53 deletions
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28
exosphere/smc_user.c
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@ -15,8 +15,8 @@
int g_crypt_aes_done = 0;
int g_exp_mod_done = 0;
uint8_t g_secure_exp_mod_exponent[0x100];
uint8_t g_rsa_oaep_exponent[0x100];
uint8_t g_rsa_private_exponent[0x100];
void set_exp_mod_done(int done) {
@ -355,7 +355,7 @@ uint32_t user_compute_cmac(smc_args_t *args) {
return 0;
}
uint32_t user_load_rsa_private_key(smc_args_t *args) {
uint32_t user_load_rsa_oaep_key(smc_args_t *args) {
uint64_t sealed_kek[2];
uint64_t wrapped_key[2];
int is_personalized;
@ -390,11 +390,11 @@ uint32_t user_load_rsa_private_key(smc_args_t *args) {
}
/* Ensure that our private key is 0x100 bytes. */
if (gcm_decrypt_key(user_data, size, user_data, size, sealed_kek, 0x10, wrapped_key, 0x10, CRYPTOUSECASE_RSATICKET, is_personalized) < 0x100) {
if (gcm_decrypt_key(user_data, size, user_data, size, sealed_kek, 0x10, wrapped_key, 0x10, CRYPTOUSECASE_RSAOAEP, is_personalized) < 0x100) {
return 2;
}
memcpy(g_rsa_private_exponent, user_data, 0x100);
memcpy(g_rsa_oaep_exponent, user_data, 0x100);
return 0;
}
@ -450,7 +450,7 @@ uint32_t user_decrypt_rsa_private_key(smc_args_t *args) {
return 0;
}
uint32_t user_load_rsa_oaep_key(smc_args_t *args) {
uint32_t user_load_secure_exp_mod_key(smc_args_t *args) {
uint64_t sealed_kek[2];
uint64_t wrapped_key[2];
int is_personalized;
@ -487,21 +487,21 @@ uint32_t user_load_rsa_oaep_key(smc_args_t *args) {
size_t out_size;
/* Ensure that our key is non-zero bytes. */
if ((out_size = gcm_decrypt_key(user_data, size, user_data, size, sealed_kek, 0x10, wrapped_key, 0x10, CRYPTOUSECASE_RSAOAEP, is_personalized)) == 0) {
if ((out_size = gcm_decrypt_key(user_data, size, user_data, size, sealed_kek, 0x10, wrapped_key, 0x10, CRYPTOUSECASE_SECUREEXPMOD, is_personalized)) == 0) {
return 2;
}
/* Copy key to global. */
if (out_size <= 0x100) {
memcpy(g_rsa_oaep_exponent, user_data, out_size);
memcpy(g_secure_exp_mod_exponent, user_data, out_size);
} else {
memcpy(g_rsa_oaep_exponent, user_data, 0x100);
memcpy(g_secure_exp_mod_exponent, user_data, 0x100);
}
return 0;
}
uint32_t user_rsa_oaep(smc_args_t *args) {
uint32_t user_secure_exp_mod(smc_args_t *args) {
uint8_t modulus[0x100];
uint8_t input[0x100];
@ -523,13 +523,13 @@ uint32_t user_rsa_oaep(smc_args_t *args) {
set_exp_mod_done(0);
/* Hardcode RSA keyslot 0. */
set_rsa_keyslot(0, modulus, 0x100, g_rsa_oaep_exponent, 0x100);
set_rsa_keyslot(0, modulus, 0x100, g_secure_exp_mod_exponent, 0x100);
se_exp_mod(0, input, 0x100, exp_mod_done_handler);
return 0;
}
uint32_t user_unwrap_rsa_wrapped_titlekey(smc_args_t *args) {
uint32_t user_unwrap_rsa_oaep_wrapped_titlekey(smc_args_t *args) {
uint8_t modulus[0x100];
uint8_t wrapped_key[0x100];
@ -556,13 +556,13 @@ uint32_t user_unwrap_rsa_wrapped_titlekey(smc_args_t *args) {
set_exp_mod_done(0);
/* Expected db prefix occupies args->X[3] to args->X[6]. */
tkey_set_expected_db_prefix(&args->X[3]);
/* Expected label_hash occupies args->X[3] to args->X[6]. */
tkey_set_expected_label_hash(&args->X[3]);
tkey_set_master_key_rev(master_key_rev);
/* Hardcode RSA keyslot 0. */
set_rsa_keyslot(0, modulus, 0x100, g_rsa_private_exponent, 0x100);
set_rsa_keyslot(0, modulus, 0x100, g_rsa_oaep_exponent, 0x100);
se_exp_mod(0, wrapped_key, 0x100, exp_mod_done_handler);
return 0;