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ed25519 fixes

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This commit is contained in:
Maxim Kostin
2025-05-27 21:28:59 +02:00
parent cd76615e49
commit 0eecfbfb35
2 changed files with 80 additions and 34 deletions
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102
wolfcrypt/src/port/tropicsquare/tropic01.c
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@@ -98,8 +98,8 @@ static int Tropic01_GenerateKeyED25519(byte* pubkey, int keySlot, word32 sz)
Tropic01_Deinit();
return WC_HW_E;
}
lt_ecc_curve_type_t curve = 2;
ecc_key_origin_t origin = 2;
lt_ecc_curve_type_t curve = CURVE_ED25519;
ecc_key_origin_t origin = CURVE_GENERATED;
ret = lt_ecc_key_read(&g_h, keySlot, pubkey, sz, &curve, &origin);
if(ret != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to read pub key, ret=%d", ret);
@@ -114,14 +114,14 @@ static int Tropic01_GenerateKeyED25519(byte* pubkey, int keySlot, word32 sz)
#endif
/*
* Retrive the AES key from the secure memory of TROPIC01
* Retrive the AES key from the secure R memory of TROPIC01
*/
static int Tropic01_GetKey(Aes* aes, int keySlot, word32 keySz)
static int Tropic01_GetKeyAES(Aes* aes, int keySlot, word32 keySz)
{
lt_ret_t rett;
WOLFSSL_MSG_EX("TROPIC01: GetKey: Retrieving key from slot %d", keySlot);
WOLFSSL_MSG_EX("TROPIC01: Get AES Key: Retrieving key from slot %d", keySlot);
if (aes == NULL || keySlot < 0 || keySlot >= 511)
return BAD_FUNC_ARG;
@@ -129,7 +129,7 @@ static int Tropic01_GetKey(Aes* aes, int keySlot, word32 keySz)
/* Check key size */
if (keySz != 16 && keySz != 24 && keySz != 32) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Unsupported key size %u", keySz);
WOLFSSL_MSG_EX("TROPIC01: Get AES Key: Unsupported key size %u", keySz);
return BAD_FUNC_ARG;
}
@@ -137,16 +137,45 @@ static int Tropic01_GetKey(Aes* aes, int keySlot, word32 keySz)
rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)aes->key, keySz);
if(rett != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: GetKey: Failed to retrieve key, ret=%d", rett);
WOLFSSL_MSG_EX("TROPIC01: Get AES Key: Failed to retrieve key, ret=%d", rett);
Tropic01_Deinit();
return WC_HW_E;
}
WOLFSSL_MSG_EX("TROPIC01: GetKey: Key retrieved successfully");
WOLFSSL_MSG_EX("TROPIC01: Get AES Key: Key retrieved successfully");
return 0;
}
static int Tropic01_GetKeyECC(byte* ecckey, int keySlot, word32 keySz)
{
lt_ret_t rett;
WOLFSSL_MSG_EX("TROPIC01: Get ECC Key: Retrieving key from slot %d", keySlot);
if (ecckey == NULL || keySlot < 0 || keySlot >= 511)
return BAD_FUNC_ARG;
/* Check key size */
if (keySz != 16 && keySz != 24 && keySz != 32) {
WOLFSSL_MSG_EX("TROPIC01: Get ECC Key: Unsupported key size %u", keySz);
return BAD_FUNC_ARG;
}
/* Retrieve key from TROPIC01 */
rett = lt_r_mem_data_read(&g_h, keySlot, (byte*)ecckey, keySz);
if(rett != LT_OK) {
WOLFSSL_MSG_EX("TROPIC01: Get ECC Key: Failed to retrieve key, ret=%d", rett);
Tropic01_Deinit();
return WC_HW_E;
}
WOLFSSL_MSG_EX("TROPIC01: Get ECC Key: Key retrieved successfully");
return 0;
}
/**
* Crypto Callback function for TROPIC01
@@ -178,20 +207,22 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
#if defined(HAVE_ED25519) && defined(HAVE_ED25519_MAKE_KEY)
if (info->pk.type == WC_PK_TYPE_ED25519_KEYGEN) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 key generation request");
ret = Tropic01_GenerateKeyED25519(info->pk.ed25519kg.key, TROPIC01_ED25519_KEY_SLOT_DEFAULT, info->pk.ed25519kg.size);
ret = Tropic01_GenerateKeyED25519(info->pk.ed25519kg.key->p, TROPIC01_ED25519_ECC_SLOT_DEFAULT, info->pk.ed25519kg.size);
}
#ifdef HAVE_ED25519_SIGN
else if (info->pk.type == WC_PK_TYPE_ED25519_SIGN) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 signing request");
ret = Tropic01_GetKey(info->pk.ed25519sign.key, TROPIC01_ED25519_RMEM_SLOT_DEFAULT, TROPIC01_ED25519_MAX_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get key for AES-GCM encryption, ret=%d", ret);
return ret;
}
// retrieve private key from TROPIC01 secure R memory
ret = Tropic01_GetKeyECC(info->pk.ed25519sign.key->k, TROPIC01_ED25519_PRIV_RMEM_SLOT_DEFAULT, TROPIC01_ED25519_PRIV_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get ECC key for ED25519 sign, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->pk.ed25519sign.key->devId = INVALID_DEVID;
info->pk.ed25519sign.key->pubKeySet = 1;
ret = wc_ed25519_sign_msg_ex(
info->pk.ed25519sign.in, info->pk.ed25519sign.inLen,
@@ -205,6 +236,14 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
#endif
#ifdef HAVE_ED25519_VERIFY
else if (info->pk.type == WC_PK_TYPE_ED25519_VERIFY) {
WOLFSSL_MSG("TROPIC01: CryptoCB: ED25519 verification request");
// retrieve public key from TROPIC01 secure R memory
ret = Tropic01_GetKeyECC(info->pk.ed25519sign.key->p, TROPIC01_ED25519_PUB_RMEM_SLOT_DEFAULT, TROPIC01_ED25519_PUB_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get ECC key for ED25519 verification, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->pk.ed25519verify.key->devId = INVALID_DEVID;
@@ -212,11 +251,10 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
info->pk.ed25519verify.sig, info->pk.ed25519verify.sigLen,
info->pk.ed25519verify.msg, info->pk.ed25519verify.msgLen,
info->pk.ed25519verify.res, info->pk.ed25519verify.key,
info->pk.ed25519verify.type, info->pk.ed25519verify.context,
info->pk.ed25519verify.contextLen);
info->pk.ed25519verify.type, NULL, 0);
/* reset devId */
info->pk.ed25519verify.key->devId = devIdArg;
info->pk.ed25519verify.key->devId = devId;
}
#endif // HAVE_ ED25519_VERIFY
#endif /* HAVE_ED25519 */
@@ -229,13 +267,14 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
#ifdef HAVE_AESGCM
if (info->cipher.type == WC_CIPHER_AES_GCM) {
if (info->cipher.enc) {
/* set devId to invalid, so software is used */
info->cipher.aesgcm_enc.aes->devId = INVALID_DEVID;
ret = Tropic01_GetKey(info->cipher.aesgcm_enc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
ret = Tropic01_GetKeyAES(info->cipher.aesgcm_enc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get key for AES-GCM encryption, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->cipher.aesgcm_enc.aes->devId = INVALID_DEVID;
ret = wc_AesGcmEncrypt(
info->cipher.aesgcm_enc.aes,
info->cipher.aesgcm_enc.out,
@@ -252,13 +291,14 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
info->cipher.aesgcm_enc.aes->devId = devId;
}
else {
/* set devId to invalid, so software is used */
info->cipher.aesgcm_dec.aes->devId = INVALID_DEVID;
ret = Tropic01_GetKey(info->cipher.aesgcm_dec.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
ret = Tropic01_GetKeyAES(info->cipher.aesgcm_dec.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get key for AES-GCM decryption, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->cipher.aesgcm_dec.aes->devId = INVALID_DEVID;
ret = wc_AesGcmDecrypt(
info->cipher.aesgcm_dec.aes,
info->cipher.aesgcm_dec.out,
@@ -279,13 +319,14 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
#ifdef HAVE_AES_CBC
if (info->cipher.type == WC_CIPHER_AES_CBC) {
if (info->cipher.enc) {
/* set devId to invalid, so software is used */
info->cipher.aescbc.aes->devId = INVALID_DEVID;
ret = Tropic01_GetKey(info->cipher.aescbc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
ret = Tropic01_GetKeyAES(info->cipher.aescbc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get key for AES-CBC encryption, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->cipher.aescbc.aes->devId = INVALID_DEVID;
ret = wc_AesCbcEncrypt(
info->cipher.aescbc.aes,
info->cipher.aescbc.out,
@@ -296,13 +337,14 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
info->cipher.aescbc.aes->devId = devId;
}
else {
/* set devId to invalid, so software is used */
info->cipher.aescbc.aes->devId = INVALID_DEVID;
ret = Tropic01_GetKey(info->cipher.aescbc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
ret = Tropic01_GetKeyAES(info->cipher.aescbc.aes, TROPIC01_AES_RMEM_SLOT_DEFAULT, TROPIC01_AES_MAX_KEY_SIZE);
if (ret != 0) {
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Failed to get key for AES-CBC decryption, ret=%d", ret);
return ret;
}
/* set devId to invalid, so software is used */
info->cipher.aescbc.aes->devId = INVALID_DEVID;
ret = wc_AesCbcDecrypt(
info->cipher.aescbc.aes,
info->cipher.aescbc.out,
@@ -324,7 +366,7 @@ int Tropic01_CryptoCb(int devId, wc_CryptoInfo* info, void* ctx)
break;
default:
//WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Unsupported algorithm type %d", info->algo_type);
WOLFSSL_MSG_EX("TROPIC01: CryptoCB: Unsupported algorithm type %d", info->algo_type);
break;
}

10
wolfssl/wolfcrypt/port/tropicsquare/tropic01.h
View File

@@ -50,10 +50,14 @@
#define TROPIC01_AES_MAX_KEY_SIZE 32
#define TROPIC01_ED25519_MAX_KEY_SIZE 32
#define TROPIC01_AES_RMEM_SLOT_DEFAULT 1
#define TROPIC01_ED25519_RMEM_SLOT_DEFAULT 2
#define TROPIC01_ED25519_KEY_SLOT_DEFAULT 1
#define TROPIC01_ED25519_PRIV_KEY_SIZE 32
#define TROPIC01_ED25519_PUB_KEY_SIZE 32
#define TROPIC01_ED25519_PUB_RMEM_SLOT_DEFAULT 2
#define TROPIC01_ED25519_PRIV_RMEM_SLOT_DEFAULT 3
#define TROPIC01_ED25519_ECC_SLOT_DEFAULT 1
#define PAIRING_KEY_SLOT_INDEX_0 0