Add Tropic01_Deinit call in wolfCrypt_Cleanup for proper resource management

pull/8812/head
Maxim Kostin 2025-06-06 19:46:27 +02:00
parent 172728bf7f
commit 3b198babe3
2 changed files with 26 additions and 26 deletions

View File

@ -24,10 +24,11 @@
#include <config.h> #include <config.h>
#endif #endif
#include <wolfssl/wolfcrypt/settings.h>
#ifdef WOLFSSL_TROPIC01 #ifdef WOLFSSL_TROPIC01
#include <wolfssl/wolfcrypt/types.h> #include <wolfssl/wolfcrypt/types.h>
#include <wolfssl/wolfcrypt/settings.h>
#include <wolfssl/wolfcrypt/cryptocb.h> #include <wolfssl/wolfcrypt/cryptocb.h>
#include <wolfssl/wolfcrypt/error-crypt.h> #include <wolfssl/wolfcrypt/error-crypt.h>
#include <wolfssl/wolfcrypt/logging.h> #include <wolfssl/wolfcrypt/logging.h>
@ -60,7 +61,6 @@ static int Tropic01_GetRandom(byte* out, word32 sz)
ret = lt_random_get(&g_h, out, sz); ret = lt_random_get(&g_h, out, sz);
if (ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to retrieve key, ret=%d", ret); WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to retrieve key, ret=%d", ret);
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
@ -82,24 +82,21 @@ static int Tropic01_GenerateKeyED25519(byte* pubkey, int keySlot, word32 sz)
return BAD_FUNC_ARG; return BAD_FUNC_ARG;
ret = lt_ecc_key_erase(&g_h, keySlot); ret = lt_ecc_key_erase(&g_h, keySlot);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to erase key, ret=%d", ret); WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to erase key, ret=%d", ret);
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
ret = lt_ecc_key_generate(&g_h, keySlot, CURVE_ED25519); ret = lt_ecc_key_generate(&g_h, keySlot, CURVE_ED25519);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to generate key, ret=%d", ret); WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to generate key, ret=%d", ret);
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
lt_ecc_curve_type_t curve = CURVE_ED25519; lt_ecc_curve_type_t curve = CURVE_ED25519;
ecc_key_origin_t origin = CURVE_GENERATED; ecc_key_origin_t origin = CURVE_GENERATED;
ret = lt_ecc_key_read(&g_h, keySlot, pubkey, sz, &curve, &origin); ret = lt_ecc_key_read(&g_h, keySlot, pubkey, sz, &curve, &origin);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to read pub key, ret=%d", ret); WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to read pub key, ret=%d", ret);
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
@ -138,12 +135,11 @@ static int Tropic01_GetKeyAES(Aes* aes, int keySlot, word32 keySz)
/* Retrieve key from TROPIC01 */ /* Retrieve key from TROPIC01 */
rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)aes->key, keySz); rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)aes->key, keySz);
if(rett != LT_OK) { if (rett != LT_OK) {
WOLFSSL_MSG_EX( WOLFSSL_MSG_EX(
"TROPIC01: Get AES Key: Failed to retrieve key, ret=%d", "TROPIC01: Get AES Key: Failed to retrieve key, ret=%d",
rett rett
); );
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
@ -180,12 +176,11 @@ static int Tropic01_GetKeyECC(byte* ecckey, int keySlot, word32 keySz)
/* Retrieve key from TROPIC01 */ /* Retrieve key from TROPIC01 */
rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)ecckey, keySz); rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)ecckey, keySz);
if(rett != LT_OK) { if (rett != LT_OK) {
WOLFSSL_MSG_EX( WOLFSSL_MSG_EX(
"TROPIC01: Get ECC Key: Failed to retrieve key, ret=%d", "TROPIC01: Get ECC Key: Failed to retrieve key, ret=%d",
rett rett
); );
Tropic01_Deinit();
return WC_HW_E; return WC_HW_E;
} }
@ -226,17 +221,18 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
ret = Tropic01_GetRandom(info->seed.seed, info->seed.sz); ret = Tropic01_GetRandom(info->seed.seed, info->seed.sz);
break; break;
case WC_ALGO_TYPE_PK: case WC_ALGO_TYPE_PK:
#if defined(HAVE_ED25519) && defined(HAVE_ED25519_MAKE_KEY) #ifdef HAVE_ED25519
#ifdef HAVE_ED25519_MAKE_KEY
if (info->pk.type == WC_PK_TYPE_ED25519_KEYGEN) { if (info->pk.type == WC_PK_TYPE_ED25519_KEYGEN) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 key generation request"); WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 key generation request");
ret = Tropic01_GenerateKeyED25519( ret = Tropic01_GenerateKeyED25519(
info->pk.ed25519kg.key->p, info->pk.ed25519kg.key->p,
TROPIC01_ED25519_ECC_SLOT_DEFAULT, TROPIC01_ED25519_ECC_SLOT_DEFAULT,
info->pk.ed25519kg.size); info->pk.ed25519kg.size);
} }
#ifdef HAVE_ED25519_SIGN #endif /* HAVE_ED25519_MAKE_KEY */
else if (info->pk.type == WC_PK_TYPE_ED25519_SIGN) { #ifdef HAVE_ED25519_SIGN
if (info->pk.type == WC_PK_TYPE_ED25519_SIGN) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 signing request"); WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 signing request");
/* retrieve private key from TROPIC01 secure R memory */ /* retrieve private key from TROPIC01 secure R memory */
@ -263,9 +259,9 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
/* reset devId */ /* reset devId */
info->pk.ed25519sign.key->devId = devId; info->pk.ed25519sign.key->devId = devId;
} }
#endif #endif /* HAVE_ED25519_SIGN */
#ifdef HAVE_ED25519_VERIFY #ifdef HAVE_ED25519_VERIFY
else if (info->pk.type == WC_PK_TYPE_ED25519_VERIFY) { if (info->pk.type == WC_PK_TYPE_ED25519_VERIFY) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 verification request"); WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 verification request");
/* retrieve public key from TROPIC01 secure R memory */ /* retrieve public key from TROPIC01 secure R memory */
ret = Tropic01_GetKeyECC( ret = Tropic01_GetKeyECC(
@ -291,13 +287,13 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
/* reset devId */ /* reset devId */
info->pk.ed25519verify.key->devId = devId; info->pk.ed25519verify.key->devId = devId;
} }
#endif /* HAVE_ED25519_VERIFY */ #endif /* HAVE_ED25519_VERIFY */
#endif /* HAVE_ED25519 */ #endif /* HAVE_ED25519 */
break; break;
case WC_ALGO_TYPE_CIPHER: case WC_ALGO_TYPE_CIPHER:
WOLFSSL_MSG("TROPIC01: CryptoCB: AES request "); WOLFSSL_MSG("TROPIC01: CryptoCB: AES request ");
#if !defined(NO_AES) || !defined(NO_DES3) #if !defined(NO_AES)
#ifdef HAVE_AESGCM #ifdef HAVE_AESGCM
if (info->cipher.type == WC_CIPHER_AES_GCM) { if (info->cipher.type == WC_CIPHER_AES_GCM) {
if (info->cipher.enc) { if (info->cipher.enc) {
@ -410,7 +406,7 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
} }
} }
#endif /* HAVE_AES_CBC */ #endif /* HAVE_AES_CBC */
#endif /* !NO_AES || !NO_DES3 */ #endif /* !NO_AES */
break; break;
default: default:
@ -423,6 +419,7 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
/* Set TROPIC01 pairing keys */ /* Set TROPIC01 pairing keys */
int Tropic01_SetPairingKeys(int kIndex, const byte* kPub, const byte* kPriv) int Tropic01_SetPairingKeys(int kIndex, const byte* kPub, const byte* kPriv)
{ {
int i;
if (kPub == NULL || kPriv == NULL || kIndex < 0 || kIndex > 3) { if (kPub == NULL || kPriv == NULL || kIndex < 0 || kIndex > 3) {
WOLFSSL_MSG_EX("TROPIC01: SetPairingKeys: Invalid arguments"); WOLFSSL_MSG_EX("TROPIC01: SetPairingKeys: Invalid arguments");
@ -433,7 +430,7 @@ int Tropic01_SetPairingKeys(int kIndex, const byte* kPub, const byte* kPriv)
"TROPIC01: SetPairingKeys: Setting pairing key in slot %d", "TROPIC01: SetPairingKeys: Setting pairing key in slot %d",
kIndex); kIndex);
for (int i = 0; i < TROPIC01_PAIRING_KEY_SIZE; i++) { for (i = 0; i < TROPIC01_PAIRING_KEY_SIZE; i++) {
sh0priv[i] = kPriv[i]; sh0priv[i] = kPriv[i];
sh0pub[i] = kPub[i]; sh0pub[i] = kPub[i];
@ -455,12 +452,12 @@ int Tropic01_Init(void)
g_ctx.initialized = 0; g_ctx.initialized = 0;
ret = lt_init(&g_h); ret = lt_init(&g_h);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: lt_init failed with a code %d", ret); WOLFSSL_MSG_EX("TROPIC01: lt_init failed with a code %d", ret);
return WC_HW_E; return WC_HW_E;
} }
ret = verify_chip_and_start_secure_session(&g_h, sh0priv, sh0pub, pk_index); ret = verify_chip_and_start_secure_session(&g_h, sh0priv, sh0pub, pk_index);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: secure session failed with a code %d", ret); WOLFSSL_MSG_EX("TROPIC01: secure session failed with a code %d", ret);
lt_deinit(&g_h); lt_deinit(&g_h);
return WC_HW_E; return WC_HW_E;
@ -477,7 +474,7 @@ int Tropic01_Deinit(void)
if (g_ctx.initialized) { if (g_ctx.initialized) {
ret = lt_deinit(&g_h); ret = lt_deinit(&g_h);
if(ret != LT_OK) { if (ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: lt_deinit failed with a code %d", ret); WOLFSSL_MSG_EX("TROPIC01: lt_deinit failed with a code %d", ret);
return WC_HW_E; return WC_HW_E;
} }

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@ -524,6 +524,9 @@ int wolfCrypt_Cleanup(void)
#ifdef WOLFSSL_SILABS_SE_ACCEL #ifdef WOLFSSL_SILABS_SE_ACCEL
ret = sl_se_deinit(); ret = sl_se_deinit();
#endif #endif
#if defined(WOLFSSL_TROPIC01)
Tropic01_Deinit();
#endif
#if defined(WOLFSSL_RENESAS_TSIP) #if defined(WOLFSSL_RENESAS_TSIP)
tsip_Close(); tsip_Close();
#endif #endif