Browse Source

Backup before fixing test_etcp_simple_traffic

nodeinfo-routing-update
Evgeny 8 months ago
parent
commit
3281e4878e
  1. 488
      src/secure_channel.c
  2. 391
      src/secure_channel.c1
  3. 0
      tests/!
  4. 101
      tests/1
  5. BIN
      tests/test_ecc_encrypt
  6. BIN
      tests/test_etcp_100_packets
  7. BIN
      tests/test_etcp_crypto
  8. BIN
      tests/test_etcp_minimal
  9. BIN
      tests/test_etcp_simple_traffic
  10. BIN
      tests/test_etcp_two_instances
  11. BIN
      tests/test_pkt_normalizer_etcp
  12. 5
      tests/test_pkt_normalizer_etcp.c
  13. BIN
      tests/test_pkt_normalizer_standalone
  14. 1
      tests/test_pkt_normalizer_standalone.c

488
src/secure_channel.c

@ -1,29 +1,36 @@
/* sc_lib.c - Secure Channel library implementation using TinyCrypt */ /* secure_channel.c - Secure Channel library implementation using TinyCrypt or OpenSSL */
#include "secure_channel.h" #include "secure_channel.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc.h" #include "../lib/debug_config.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_dh.h"
#include "../tinycrypt/lib/include/tinycrypt/aes.h"
#include "../tinycrypt/lib/include/tinycrypt/ccm_mode.h"
#include "../tinycrypt/lib/include/tinycrypt/constants.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_platform_specific.h"
#include "../tinycrypt/lib/include/tinycrypt/sha256.h"
#include <string.h> #include <string.h>
#include <stddef.h> #include <stddef.h>
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h> #include <unistd.h>
#include <sys/time.h> #include <sys/time.h>
#include <stdio.h> #include <stdio.h>
// Simple debug macros
#define DEBUG_CATEGORY_CRYPTO 1
#define DEBUG_ERROR(category, fmt, ...) fprintf(stderr, "ERROR: " fmt "\n", ##__VA_ARGS__)
#define DEBUG_INFO(category, fmt, ...) fprintf(stdout, "INFO: " fmt "\n", ##__VA_ARGS__)
#include <stdio.h>
#include <fcntl.h> #include <fcntl.h>
#include "crc32.h" #include "crc32.h"
static const struct uECC_Curve_t *curve = NULL; // To switch between implementations, define USE_OPENSSL before including/compiling.
// If USE_OPENSSL is defined, use OpenSSL; otherwise, use TinyCrypt (original logic).
// The core logic (e.g., nonce building, CRC, session key derivation as memcpy, counters, etc.) remains unchanged.
#ifdef USE_OPENSSL
#include <openssl/evp.h>
#include <openssl/ec.h>
#include <openssl/rand.h>
#include <openssl/sha.h>
#include <openssl/err.h>
#else
#include "../tinycrypt/lib/include/tinycrypt/ecc.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_dh.h"
#include "../tinycrypt/lib/include/tinycrypt/aes.h"
#include "../tinycrypt/lib/include/tinycrypt/ccm_mode.h"
#include "../tinycrypt/lib/include/tinycrypt/constants.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_platform_specific.h"
#include "../tinycrypt/lib/include/tinycrypt/sha256.h"
#endif
static uint8_t sc_urandom_seed[8] = {0}; static uint8_t sc_urandom_seed[8] = {0};
static int sc_urandom_initialized = 0; static int sc_urandom_initialized = 0;
@ -39,6 +46,431 @@ static void sc_init_random_seed(void)
} }
} }
// Конвертация hex строки в бинарный формат (common)
static int hex_to_binary(const char *hex_str, uint8_t *binary, size_t binary_len) {
if (!hex_str || !binary || strlen(hex_str) != binary_len * 2) return -1;
for (size_t i = 0; i < binary_len; i++) {
unsigned int byte;
if (sscanf(hex_str + i * 2, "%2x", &byte) != 1) return -1;
binary[i] = (uint8_t)byte;
}
return 0;
}
sc_status_t sc_init_ctx(sc_context_t *ctx, struct SC_MYKEYS *mykeys) {
ctx->pk = mykeys;
ctx->initialized = 1;
ctx->peer_key_set = 0;
ctx->session_ready = 0;
ctx->tx_counter = 0;
ctx->rx_counter = 0;
return SC_OK;
}
#ifdef USE_OPENSSL
// OpenSSL-specific implementations
static int sc_rng(uint8_t *dest, unsigned size) {
// OpenSSL has its own RNG, but for consistency with original, mix urandom + pid + time
int fd = open("/dev/urandom", O_RDONLY);
if (fd < 0) {
return 0;
}
ssize_t ret = read(fd, dest, size);
close(fd);
if (ret != size) {
return 0;
}
pid_t pid = getpid();
struct timeval tv;
gettimeofday(&tv, NULL);
for (unsigned i = 0; i < size; i++) {
dest[i] ^= ((pid >> (i % (sizeof(pid) * 8))) & 0xFF);
dest[i] ^= ((tv.tv_sec >> (i % (sizeof(tv.tv_sec) * 8))) & 0xFF);
dest[i] ^= ((tv.tv_usec >> (i % (sizeof(tv.tv_usec) * 8))) & 0xFF);
}
return 1;
}
static int sc_validate_key(const uint8_t *public_key) {
EC_GROUP *group = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1);
if (!group) return -1;
EC_POINT *point = EC_POINT_new(group);
if (!point) {
EC_GROUP_free(group);
return -1;
}
BIGNUM *x = BN_bin2bn(public_key, 32, NULL);
BIGNUM *y = BN_bin2bn(public_key + 32, 32, NULL);
if (!x || !y || EC_POINT_set_affine_coordinates(group, point, x, y, NULL) != 1) {
BN_free(x);
BN_free(y);
EC_POINT_free(point);
EC_GROUP_free(group);
return -1;
}
int result = EC_POINT_is_on_curve(group, point, NULL);
BN_free(x);
BN_free(y);
EC_POINT_free(point);
EC_GROUP_free(group);
// To match TinyCrypt return convention in the provided code (0 valid, !=0 invalid)
return (result == 1) ? 0 : -1;
}
sc_status_t sc_generate_keypair(struct SC_MYKEYS *pk) {
if (!pk) {
return SC_ERR_INVALID_ARG;
}
EC_GROUP *group = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1);
if (!group) return SC_ERR_CRYPTO;
EC_KEY *key = EC_KEY_new();
if (!key) {
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
if (EC_KEY_set_group(key, group) != 1) {
EC_KEY_free(key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
// Use custom RNG if needed, but OpenSSL RAND is fine; for consistency, seed if necessary
if (EC_KEY_generate_key(key) != 1) {
EC_KEY_free(key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
const BIGNUM *priv = EC_KEY_get0_private_key(key);
if (BN_bn2binpad(priv, pk->private_key, SC_PRIVKEY_SIZE) != SC_PRIVKEY_SIZE) {
EC_KEY_free(key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
const EC_POINT *pub_point = EC_KEY_get0_public_key(key);
uint8_t pub_buf[65];
if (EC_POINT_point2oct(group, pub_point, POINT_CONVERSION_UNCOMPRESSED, pub_buf, 65, NULL) != 65) {
EC_KEY_free(key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
memcpy(pk->public_key, pub_buf + 1, SC_PUBKEY_SIZE); // Skip 0x04 prefix
EC_KEY_free(key);
EC_GROUP_free(group);
return SC_OK;
}
sc_status_t sc_init_local_keys(struct SC_MYKEYS *mykeys, const char *public_key, const char *private_key) {
if (!mykeys || !public_key || !private_key) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: invalid arguments");
return SC_ERR_INVALID_ARG;
}
DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: public_key len=%zu, private_key len=%zu",
strlen(public_key), strlen(private_key));
if (hex_to_binary(public_key, mykeys->public_key, SC_PUBKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: failed to convert public key from hex");
return SC_ERR_INVALID_ARG;
}
if (hex_to_binary(private_key, mykeys->private_key, SC_PRIVKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: failed to convert private key from hex");
return SC_ERR_INVALID_ARG;
}
if (sc_validate_key(mykeys->public_key) != 0) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: public key validation failed");
return SC_ERR_INVALID_ARG;
}
DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: keys initialized successfully");
return SC_OK;
}
sc_status_t sc_set_peer_public_key(sc_context_t *ctx, const char *peer_public_key_h, int mode) {
uint8_t peer_public_key[SC_PUBKEY_SIZE];
if (mode) {
if (hex_to_binary(peer_public_key_h, peer_public_key, SC_PUBKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid hex key format");
return SC_ERR_INVALID_ARG;
}
} else {
memcpy(peer_public_key, (const uint8_t *)peer_public_key_h, SC_PUBKEY_SIZE);
}
if (!ctx) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid ctx");
return SC_ERR_INVALID_ARG;
}
if (!ctx->initialized) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: ctx not initialized");
return SC_ERR_NOT_INITIALIZED;
}
if (sc_validate_key(peer_public_key) != 0) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid key");
return SC_ERR_INVALID_ARG;
}
if (!ctx->pk) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: no private key");
return SC_ERR_NOT_INITIALIZED;
}
EC_GROUP *group = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1);
if (!group) return SC_ERR_CRYPTO;
EC_KEY *my_key = EC_KEY_new();
if (!my_key) {
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
if (EC_KEY_set_group(my_key, group) != 1) {
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
BIGNUM *my_priv = BN_bin2bn(ctx->pk->private_key, SC_PRIVKEY_SIZE, NULL);
if (!my_priv || EC_KEY_set_private_key(my_key, my_priv) != 1) {
BN_free(my_priv);
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
EC_POINT *peer_point = EC_POINT_new(group);
if (!peer_point) {
BN_free(my_priv);
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
BIGNUM *x = BN_bin2bn(peer_public_key, 32, NULL);
BIGNUM *y = BN_bin2bn(peer_public_key + 32, 32, NULL);
if (!x || !y || EC_POINT_set_affine_coordinates(group, peer_point, x, y, NULL) != 1) {
BN_free(x);
BN_free(y);
BN_free(my_priv);
EC_POINT_free(peer_point);
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
uint8_t shared_secret[SC_SHARED_SECRET_SIZE];
int len = ECDH_compute_key(shared_secret, SC_SHARED_SECRET_SIZE, peer_point, my_key, NULL);
if (len != SC_SHARED_SECRET_SIZE) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: shared secret error");
BN_free(x);
BN_free(y);
BN_free(my_priv);
EC_POINT_free(peer_point);
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
memcpy(ctx->session_key, shared_secret, SC_SESSION_KEY_SIZE);
memcpy(ctx->peer_public_key, peer_public_key, SC_PUBKEY_SIZE);
ctx->peer_key_set = 1;
ctx->session_ready = 1;
BN_free(x);
BN_free(y);
BN_free(my_priv);
EC_POINT_free(peer_point);
EC_KEY_free(my_key);
EC_GROUP_free(group);
return SC_OK;
}
static void sc_build_nonce(uint64_t counter, uint8_t *nonce_out) {
SHA256_CTX sha_ctx;
uint8_t hash[32];
struct timeval tv;
uint8_t data[24];
if (!sc_urandom_initialized) {
sc_init_random_seed();
}
gettimeofday(&tv, NULL);
memcpy(data, sc_urandom_seed, 8);
data[8] = (counter >> 0) & 0xFF;
data[9] = (counter >> 8) & 0xFF;
data[10] = (counter >> 16) & 0xFF;
data[11] = (counter >> 24) & 0xFF;
data[12] = (counter >> 32) & 0xFF;
data[13] = (counter >> 40) & 0xFF;
data[14] = (counter >> 48) & 0xFF;
data[15] = (counter >> 56) & 0xFF;
data[16] = (tv.tv_sec >> 0) & 0xFF;
data[17] = (tv.tv_sec >> 8) & 0xFF;
data[18] = (tv.tv_sec >> 16) & 0xFF;
data[19] = (tv.tv_sec >> 24) & 0xFF;
data[20] = (tv.tv_usec >> 0) & 0xFF;
data[21] = (tv.tv_usec >> 8) & 0xFF;
data[22] = (tv.tv_usec >> 16) & 0xFF;
data[23] = (tv.tv_usec >> 24) & 0xFF;
SHA256_Init(&sha_ctx);
SHA256_Update(&sha_ctx, data, 24);
SHA256_Final(hash, &sha_ctx);
memcpy(nonce_out, hash, SC_NONCE_SIZE);
}
sc_status_t sc_encrypt(sc_context_t *ctx, const uint8_t *plaintext, size_t plaintext_len, uint8_t *ciphertext, size_t *ciphertext_len) {
if (!ctx || !plaintext || !ciphertext || !ciphertext_len) {
return SC_ERR_INVALID_ARG;
}
if (!ctx->session_ready) {
return SC_ERR_NOT_INITIALIZED;
}
if (plaintext_len == 0) {
return SC_ERR_INVALID_ARG;
}
uint8_t plaintext_with_crc[plaintext_len + SC_CRC32_SIZE];
memcpy(plaintext_with_crc, plaintext, plaintext_len);
uint32_t crc = crc32_calc(plaintext, plaintext_len);
plaintext_with_crc[plaintext_len] = (crc >> 0) & 0xFF;
plaintext_with_crc[plaintext_len + 1] = (crc >> 8) & 0xFF;
plaintext_with_crc[plaintext_len + 2] = (crc >> 16) & 0xFF;
plaintext_with_crc[plaintext_len + 3] = (crc >> 24) & 0xFF;
size_t total_plaintext_len = plaintext_len + SC_CRC32_SIZE;
uint8_t nonce[SC_NONCE_SIZE];
sc_build_nonce(ctx->tx_counter, nonce);
EVP_CIPHER_CTX *ectx = EVP_CIPHER_CTX_new();
if (!ectx) return SC_ERR_CRYPTO;
if (EVP_EncryptInit_ex(ectx, EVP_aes_128_ccm(), NULL, NULL, NULL) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
if (EVP_CIPHER_CTX_ctrl(ectx, EVP_CTRL_AEAD_SET_IVLEN, SC_NONCE_SIZE, NULL) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
if (EVP_CIPHER_CTX_ctrl(ectx, EVP_CTRL_AEAD_SET_TAG, SC_TAG_SIZE, NULL) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
if (EVP_EncryptInit_ex(ectx, NULL, NULL, ctx->session_key, nonce) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
int outlen;
uint8_t outbuf[total_plaintext_len];
if (EVP_EncryptUpdate(ectx, outbuf, &outlen, plaintext_with_crc, total_plaintext_len) != 1 ||
outlen != (int)total_plaintext_len) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
int tmp;
if (EVP_EncryptFinal_ex(ectx, outbuf + outlen, &tmp) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
uint8_t tag[SC_TAG_SIZE];
if (EVP_CIPHER_CTX_ctrl(ectx, EVP_CTRL_AEAD_GET_TAG, SC_TAG_SIZE, tag) != 1) {
EVP_CIPHER_CTX_free(ectx);
return SC_ERR_CRYPTO;
}
memcpy(ciphertext, nonce, SC_NONCE_SIZE);
memcpy(ciphertext + SC_NONCE_SIZE, outbuf, total_plaintext_len);
memcpy(ciphertext + SC_NONCE_SIZE + total_plaintext_len, tag, SC_TAG_SIZE);
*ciphertext_len = SC_NONCE_SIZE + total_plaintext_len + SC_TAG_SIZE;
ctx->tx_counter++;
EVP_CIPHER_CTX_free(ectx);
return SC_OK;
}
sc_status_t sc_decrypt(sc_context_t *ctx, const uint8_t *ciphertext, size_t ciphertext_len, uint8_t *plaintext, size_t *plaintext_len) {
if (!ctx || !ciphertext || !plaintext || !plaintext_len) {
return SC_ERR_INVALID_ARG;
}
if (!ctx->session_ready) {
return SC_ERR_NOT_INITIALIZED;
}
if (ciphertext_len < SC_NONCE_SIZE + SC_TAG_SIZE + SC_CRC32_SIZE) {
return SC_ERR_INVALID_ARG;
}
uint8_t nonce[SC_NONCE_SIZE];
memcpy(nonce, ciphertext, SC_NONCE_SIZE);
const uint8_t *encrypted_data = ciphertext + SC_NONCE_SIZE;
size_t encrypted_len = ciphertext_len - SC_NONCE_SIZE;
size_t total_plaintext_len = encrypted_len - SC_TAG_SIZE;
uint8_t plaintext_with_crc[total_plaintext_len];
EVP_CIPHER_CTX *dctx = EVP_CIPHER_CTX_new();
if (!dctx) return SC_ERR_CRYPTO;
if (EVP_DecryptInit_ex(dctx, EVP_aes_128_ccm(), NULL, NULL, NULL) != 1) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_CRYPTO;
}
if (EVP_CIPHER_CTX_ctrl(dctx, EVP_CTRL_AEAD_SET_IVLEN, SC_NONCE_SIZE, NULL) != 1) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_CRYPTO;
}
if (EVP_CIPHER_CTX_ctrl(dctx, EVP_CTRL_AEAD_SET_TAG, SC_TAG_SIZE, (void *)(encrypted_data + total_plaintext_len)) != 1) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_CRYPTO;
}
if (EVP_DecryptInit_ex(dctx, NULL, NULL, ctx->session_key, nonce) != 1) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_CRYPTO;
}
int outlen;
if (EVP_DecryptUpdate(dctx, plaintext_with_crc, &outlen, encrypted_data, total_plaintext_len) != 1 ||
outlen != (int)total_plaintext_len) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_AUTH_FAILED;
}
int tmp;
if (EVP_DecryptFinal_ex(dctx, plaintext_with_crc + outlen, &tmp) != 1) {
EVP_CIPHER_CTX_free(dctx);
return SC_ERR_AUTH_FAILED;
}
EVP_CIPHER_CTX_free(dctx);
size_t data_len = total_plaintext_len - SC_CRC32_SIZE;
uint32_t expected_crc = crc32_calc(plaintext_with_crc, data_len);
uint32_t received_crc = (plaintext_with_crc[data_len] << 0) |
(plaintext_with_crc[data_len + 1] << 8) |
(plaintext_with_crc[data_len + 2] << 16) |
(plaintext_with_crc[data_len + 3] << 24);
if (expected_crc != received_crc) {
return SC_ERR_CRC_FAILED;
}
memcpy(plaintext, plaintext_with_crc, data_len);
*plaintext_len = data_len;
ctx->rx_counter++;
return SC_OK;
}
sc_status_t sc_compute_public_key_from_private(const uint8_t *private_key, uint8_t *public_key) {
if (!private_key || !public_key) {
return SC_ERR_INVALID_ARG;
}
EC_GROUP *group = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1);
if (!group) return SC_ERR_CRYPTO;
BIGNUM *priv = BN_bin2bn(private_key, SC_PRIVKEY_SIZE, NULL);
if (!priv) {
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
EC_POINT *pub_point = EC_POINT_new(group);
if (!pub_point) {
BN_free(priv);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
if (EC_POINT_mul(group, pub_point, priv, NULL, NULL, NULL) != 1) {
EC_POINT_free(pub_point);
BN_free(priv);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
uint8_t pub_buf[65];
if (EC_POINT_point2oct(group, pub_point, POINT_CONVERSION_UNCOMPRESSED, pub_buf, 65, NULL) != 65) {
EC_POINT_free(pub_point);
BN_free(priv);
EC_GROUP_free(group);
return SC_ERR_CRYPTO;
}
memcpy(public_key, pub_buf + 1, SC_PUBKEY_SIZE);
EC_POINT_free(pub_point);
BN_free(priv);
EC_GROUP_free(group);
return SC_OK;
}
#else
// Original TinyCrypt implementations (unchanged logic)
static const struct uECC_Curve_t *curve = NULL;
static int sc_rng(uint8_t *dest, unsigned size) static int sc_rng(uint8_t *dest, unsigned size)
{ {
@ -96,18 +528,6 @@ sc_status_t sc_generate_keypair(struct SC_MYKEYS *pk)
return SC_OK; return SC_OK;
} }
// Конвертация hex строки в бинарный формат
static int hex_to_binary(const char *hex_str, uint8_t *binary, size_t binary_len) {
if (!hex_str || !binary || strlen(hex_str) != binary_len * 2) return -1;
for (size_t i = 0; i < binary_len; i++) {
unsigned int byte;
if (sscanf(hex_str + i * 2, "%2x", &byte) != 1) return -1;
binary[i] = (uint8_t)byte;
}
return 0;
}
sc_status_t sc_init_local_keys(struct SC_MYKEYS *mykeys, const char *public_key, const char *private_key) { sc_status_t sc_init_local_keys(struct SC_MYKEYS *mykeys, const char *public_key, const char *private_key) {
if (!mykeys || !public_key || !private_key) { if (!mykeys || !public_key || !private_key) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: invalid arguments"); DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: invalid arguments");
@ -141,18 +561,6 @@ sc_status_t sc_init_local_keys(struct SC_MYKEYS *mykeys, const char *public_key,
return SC_OK; return SC_OK;
} }
sc_status_t sc_init_ctx(sc_context_t *ctx, struct SC_MYKEYS *mykeys) {
ctx->pk=mykeys;
ctx->initialized = 1;
ctx->peer_key_set = 0;
ctx->session_ready = 0;
ctx->tx_counter = 0;
ctx->rx_counter = 0;
return SC_OK;
}
sc_status_t sc_set_peer_public_key(sc_context_t *ctx, const char *peer_public_key_h, int mode) { sc_status_t sc_set_peer_public_key(sc_context_t *ctx, const char *peer_public_key_h, int mode) {
uint8_t shared_secret[SC_SHARED_SECRET_SIZE]; uint8_t shared_secret[SC_SHARED_SECRET_SIZE];
uint8_t peer_public_key[SC_PUBKEY_SIZE]; uint8_t peer_public_key[SC_PUBKEY_SIZE];
@ -389,3 +797,5 @@ sc_status_t sc_compute_public_key_from_private(const uint8_t *private_key, uint8
} }
return SC_OK; return SC_OK;
} }
#endif

391
src/secure_channel.c1

@ -0,0 +1,391 @@
/* sc_lib.c - Secure Channel library implementation using TinyCrypt */
#include "secure_channel.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_dh.h"
#include "../tinycrypt/lib/include/tinycrypt/aes.h"
#include "../tinycrypt/lib/include/tinycrypt/ccm_mode.h"
#include "../tinycrypt/lib/include/tinycrypt/constants.h"
#include "../tinycrypt/lib/include/tinycrypt/ecc_platform_specific.h"
#include "../tinycrypt/lib/include/tinycrypt/sha256.h"
#include <string.h>
#include <stddef.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/time.h>
#include <stdio.h>
// Simple debug macros
#define DEBUG_CATEGORY_CRYPTO 1
#define DEBUG_ERROR(category, fmt, ...) fprintf(stderr, "ERROR: " fmt "\n", ##__VA_ARGS__)
#define DEBUG_INFO(category, fmt, ...) fprintf(stdout, "INFO: " fmt "\n", ##__VA_ARGS__)
#include <stdio.h>
#include <fcntl.h>
#include "crc32.h"
static const struct uECC_Curve_t *curve = NULL;
static uint8_t sc_urandom_seed[8] = {0};
static int sc_urandom_initialized = 0;
static void sc_init_random_seed(void)
{
int fd = open("/dev/urandom", O_RDONLY);
if (fd >= 0) {
ssize_t ret = read(fd, sc_urandom_seed, 8);
close(fd);
if (ret == 8) {
sc_urandom_initialized = 1;
}
}
}
static int sc_rng(uint8_t *dest, unsigned size)
{
int fd = open("/dev/urandom", O_RDONLY);
if (fd < 0) {
return 0;
}
ssize_t ret = read(fd, dest, size);
close(fd);
if (ret != size) {
return 0;
}
/* Mix in PID and microtime for additional entropy */
pid_t pid = getpid();
struct timeval tv;
gettimeofday(&tv, NULL);
for (unsigned i = 0; i < size; i++) {
dest[i] ^= ((pid >> (i % (sizeof(pid) * 8))) & 0xFF);
dest[i] ^= ((tv.tv_sec >> (i % (sizeof(tv.tv_sec) * 8))) & 0xFF);
dest[i] ^= ((tv.tv_usec >> (i % (sizeof(tv.tv_usec) * 8))) & 0xFF);
}
return 1;
}
static int sc_validate_key(const uint8_t *public_key)
{
if (!curve) {
curve = uECC_secp256r1();
}
int result = uECC_valid_public_key(public_key, curve);
DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "sc_validate_key: uECC_valid_public_key returned %d", result);
return result;
}
sc_status_t sc_generate_keypair(struct SC_MYKEYS *pk)
{
if (!pk) {
return SC_ERR_INVALID_ARG;
}
if (!curve) {
curve = uECC_secp256r1();
}
/* Set custom RNG function */
uECC_set_rng(sc_rng);
if (!uECC_make_key(pk->public_key, pk->private_key, curve)) {
return SC_ERR_CRYPTO;
}
return SC_OK;
}
// Конвертация hex строки в бинарный формат
static int hex_to_binary(const char *hex_str, uint8_t *binary, size_t binary_len) {
if (!hex_str || !binary || strlen(hex_str) != binary_len * 2) return -1;
for (size_t i = 0; i < binary_len; i++) {
unsigned int byte;
if (sscanf(hex_str + i * 2, "%2x", &byte) != 1) return -1;
binary[i] = (uint8_t)byte;
}
return 0;
}
sc_status_t sc_init_local_keys(struct SC_MYKEYS *mykeys, const char *public_key, const char *private_key) {
if (!mykeys || !public_key || !private_key) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: invalid arguments");
return SC_ERR_INVALID_ARG;
}
if (!curve) {
curve = uECC_secp256r1();
}
DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: public_key len=%zu, private_key len=%zu",
strlen(public_key), strlen(private_key));
/* Convert hex to binary first */
if (hex_to_binary(public_key, mykeys->public_key, SC_PUBKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: failed to convert public key from hex");
return SC_ERR_INVALID_ARG;
}
if (hex_to_binary(private_key, mykeys->private_key, SC_PRIVKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: failed to convert private key from hex");
return SC_ERR_INVALID_ARG;
}
/* Validate the converted binary public key */
if (sc_validate_key(mykeys->public_key) != 0) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: public key validation failed");
return SC_ERR_INVALID_ARG;
}
DEBUG_INFO(DEBUG_CATEGORY_CRYPTO, "sc_init_local_keys: keys initialized successfully");
return SC_OK;
}
sc_status_t sc_init_ctx(sc_context_t *ctx, struct SC_MYKEYS *mykeys) {
ctx->pk=mykeys;
ctx->initialized = 1;
ctx->peer_key_set = 0;
ctx->session_ready = 0;
ctx->tx_counter = 0;
ctx->rx_counter = 0;
return SC_OK;
}
sc_status_t sc_set_peer_public_key(sc_context_t *ctx, const char *peer_public_key_h, int mode) {
uint8_t shared_secret[SC_SHARED_SECRET_SIZE];
uint8_t peer_public_key[SC_PUBKEY_SIZE];
if (mode) {
if (hex_to_binary(peer_public_key_h, peer_public_key, SC_PUBKEY_SIZE)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid hex key format");
return SC_ERR_INVALID_ARG;
}
}
else memcpy(peer_public_key, peer_public_key_h, SC_PUBKEY_SIZE);
if (!ctx) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid ctx");
return SC_ERR_INVALID_ARG;
}
if (!ctx->initialized) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: ctx not initialized");
return SC_ERR_NOT_INITIALIZED;
}
if (!curve) {
curve = uECC_secp256r1();
}
/* Validate peer public key */
if (sc_validate_key(peer_public_key) != 0) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: invalid key");
return SC_ERR_INVALID_ARG;
}
/* Compute shared secret using ECDH */
if (!ctx->pk) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: no private key");
return SC_ERR_NOT_INITIALIZED;
}
if (!uECC_shared_secret(peer_public_key, ctx->pk->private_key,
shared_secret, curve)) {
DEBUG_ERROR(DEBUG_CATEGORY_CRYPTO, "sc_set_peer_public_key: shared secret error");
return SC_ERR_CRYPTO;
}
/* Derive session key from shared secret (simple copy for demo) */
memcpy(ctx->session_key, shared_secret, SC_SESSION_KEY_SIZE);
/* Store peer public key */
memcpy(ctx->peer_public_key, peer_public_key, SC_PUBKEY_SIZE);
ctx->peer_key_set = 1;
ctx->session_ready = 1;
return SC_OK;
}
static void sc_build_nonce(uint64_t counter, uint8_t *nonce_out)
{
struct tc_sha256_state_struct sha_ctx;
uint8_t hash[32];
struct timeval tv;
uint8_t data[8 + 8 + 8];
if (!sc_urandom_initialized) {
sc_init_random_seed();
}
gettimeofday(&tv, NULL);
memcpy(data, sc_urandom_seed, 8);
data[8] = (counter >> 0) & 0xFF;
data[9] = (counter >> 8) & 0xFF;
data[10] = (counter >> 16) & 0xFF;
data[11] = (counter >> 24) & 0xFF;
data[12] = (counter >> 32) & 0xFF;
data[13] = (counter >> 40) & 0xFF;
data[14] = (counter >> 48) & 0xFF;
data[15] = (counter >> 56) & 0xFF;
data[16] = (tv.tv_sec >> 0) & 0xFF;
data[17] = (tv.tv_sec >> 8) & 0xFF;
data[18] = (tv.tv_sec >> 16) & 0xFF;
data[19] = (tv.tv_sec >> 24) & 0xFF;
data[20] = (tv.tv_usec >> 0) & 0xFF;
data[21] = (tv.tv_usec >> 8) & 0xFF;
data[22] = (tv.tv_usec >> 16) & 0xFF;
data[23] = (tv.tv_usec >> 24) & 0xFF;
tc_sha256_init(&sha_ctx);
tc_sha256_update(&sha_ctx, data, 24);
tc_sha256_final(hash, &sha_ctx);
memcpy(nonce_out, hash, SC_NONCE_SIZE);
}
sc_status_t sc_encrypt(sc_context_t *ctx, const uint8_t *plaintext, size_t plaintext_len, uint8_t *ciphertext, size_t *ciphertext_len) {
uint8_t nonce[SC_NONCE_SIZE];
uint8_t plaintext_with_crc[plaintext_len + SC_CRC32_SIZE];
size_t total_plaintext_len = plaintext_len + SC_CRC32_SIZE;
uint8_t combined_output[total_plaintext_len + SC_TAG_SIZE];
struct tc_aes_key_sched_struct sched;
struct tc_ccm_mode_struct ccm_state;
if (!ctx || !plaintext || !ciphertext || !ciphertext_len) {
return SC_ERR_INVALID_ARG;
}
if (!ctx->session_ready) {
return SC_ERR_NOT_INITIALIZED;
}
if (plaintext_len == 0) {
return SC_ERR_INVALID_ARG;
}
/* Добавляем CRC32 к данным */
memcpy(plaintext_with_crc, plaintext, plaintext_len);
uint32_t crc = crc32_calc(plaintext, plaintext_len);
plaintext_with_crc[plaintext_len] = (crc >> 0) & 0xFF;
plaintext_with_crc[plaintext_len + 1] = (crc >> 8) & 0xFF;
plaintext_with_crc[plaintext_len + 2] = (crc >> 16) & 0xFF;
plaintext_with_crc[plaintext_len + 3] = (crc >> 24) & 0xFF;
/* Генерируем nonce с таймером */
sc_build_nonce(ctx->tx_counter, nonce);
/* Initialize AES key schedule */
if (tc_aes128_set_encrypt_key(&sched, ctx->session_key) != TC_CRYPTO_SUCCESS) {
return SC_ERR_CRYPTO;
}
/* Configure CCM mode */
if (tc_ccm_config(&ccm_state, &sched, nonce, SC_NONCE_SIZE, SC_TAG_SIZE) != TC_CRYPTO_SUCCESS) {
return SC_ERR_CRYPTO;
}
/* Encrypt and generate tag */
if (tc_ccm_generation_encryption(combined_output, sizeof(combined_output),
NULL, 0, /* no associated data */
plaintext_with_crc, total_plaintext_len,
&ccm_state) != TC_CRYPTO_SUCCESS) {
return SC_ERR_CRYPTO;
}
/* Copy nonce + ciphertext + tag to output buffer */
memcpy(ciphertext, nonce, SC_NONCE_SIZE);
memcpy(ciphertext + SC_NONCE_SIZE, combined_output, total_plaintext_len + SC_TAG_SIZE);
*ciphertext_len = SC_NONCE_SIZE + total_plaintext_len + SC_TAG_SIZE;
ctx->tx_counter++;
return SC_OK;
}
sc_status_t sc_decrypt(sc_context_t *ctx,
const uint8_t *ciphertext,
size_t ciphertext_len,
uint8_t *plaintext,
size_t *plaintext_len)
{
uint8_t nonce[SC_NONCE_SIZE];
struct tc_aes_key_sched_struct sched;
struct tc_ccm_mode_struct ccm_state;
size_t total_plaintext_len = ciphertext_len - SC_NONCE_SIZE - SC_TAG_SIZE;
uint8_t plaintext_with_crc[total_plaintext_len];
if (!ctx || !ciphertext || !plaintext || !plaintext_len) {
return SC_ERR_INVALID_ARG;
}
if (!ctx->session_ready) {
return SC_ERR_NOT_INITIALIZED;
}
if (ciphertext_len < SC_NONCE_SIZE + SC_TAG_SIZE + SC_CRC32_SIZE) {
return SC_ERR_INVALID_ARG;
}
/* Извлекаем nonce из начала ciphertext */
memcpy(nonce, ciphertext, SC_NONCE_SIZE);
/* Ciphertext для расшифровки начинается после nonce */
const uint8_t *encrypted_data = ciphertext + SC_NONCE_SIZE;
size_t encrypted_len = ciphertext_len - SC_NONCE_SIZE;
/* Initialize AES key schedule */
if (tc_aes128_set_encrypt_key(&sched, ctx->session_key) != TC_CRYPTO_SUCCESS) {
return SC_ERR_CRYPTO;
}
/* Configure CCM mode с извлечённым nonce */
if (tc_ccm_config(&ccm_state, &sched, nonce, SC_NONCE_SIZE, SC_TAG_SIZE) != TC_CRYPTO_SUCCESS) {
return SC_ERR_CRYPTO;
}
/* Decrypt and verify tag */
if (tc_ccm_decryption_verification(plaintext_with_crc, total_plaintext_len,
NULL, 0, /* no associated data */
encrypted_data, encrypted_len,
&ccm_state) != TC_CRYPTO_SUCCESS) {
return SC_ERR_AUTH_FAILED;
}
/* Проверяем CRC32 */
size_t data_len = total_plaintext_len - SC_CRC32_SIZE;
uint32_t expected_crc = crc32_calc(plaintext_with_crc, data_len);
uint32_t received_crc = (plaintext_with_crc[data_len] << 0) |
(plaintext_with_crc[data_len + 1] << 8) |
(plaintext_with_crc[data_len + 2] << 16) |
(plaintext_with_crc[data_len + 3] << 24);
if (expected_crc != received_crc) {
return SC_ERR_CRC_FAILED;
}
/* Копируем данные без CRC32 */
memcpy(plaintext, plaintext_with_crc, data_len);
*plaintext_len = data_len;
ctx->rx_counter++;
return SC_OK;
}
sc_status_t sc_compute_public_key_from_private(const uint8_t *private_key, uint8_t *public_key) {
if (!private_key || !public_key) {
return SC_ERR_INVALID_ARG;
}
if (!curve) {
curve = uECC_secp256r1();
}
if (!uECC_compute_public_key(private_key, public_key, curve)) {
return SC_ERR_CRYPTO;
}
return SC_OK;
}

101
tests/1

@ -1,101 +0,0 @@
=== ETCP Two-Instance Connection Test ===
Creating server instance...
[CONFIG DEBUG] Opening config file: test_server.conf
[CONFIG DEBUG] Successfully opened config file
[CONFIG DEBUG] Checking config - priv_key='67b705a92b41bcaae105af2d6a17743faa7b26ccebba8b3b9b0af05e9cd1d5fb' (len=64), pub_key='1c55e4ccae7c4470707759086738b10681bf88b81f198cc2ab54a647d1556e17c65e6b1833e0c771e5a39382c03067c388915a4c732191bc130480f20f8e00b9' (len=128), node_id=1229782938247303441
[CONFIG DEBUG] Validation results - need_priv_key=0, need_pub_key=0, need_node_id=0
[CONFIG DEBUG] Opening config file: test_server.conf
[CONFIG DEBUG] Successfully opened config file
INFO: sc_init_local_keys: public_key len=128, private_key len=64
INFO: sc_validate_key: uECC_valid_public_key returned 0
INFO: sc_init_local_keys: keys initialized successfully
[ETCP] Successfully bound socket to local address, family=2
INFO: Registered ETCP socket with uasync (fd=5)
[ETCP] Socket 0x5b8429757280 (fd=5) registered and active
Initialized server test on 127.0.0.1:9001 (links: 0)
Initialized 0 connections
Server instance ready (node_id=1111111111111111)
Creating client instance...
[CONFIG DEBUG] Opening config file: test_client.conf
[CONFIG DEBUG] Successfully opened config file
[CONFIG DEBUG] Checking config - priv_key='4813d31d28b7e9829247f488c6be7672f2bdf61b2508333128e386d1759afed2' (len=64), pub_key='c594f33c91f3a2222795c2c110c527bf214ad1009197ce14556cb13df3c461b3c373bed8f205a8dd1fc0c364f90bf471d7c6f5db49564c33e4235d268569ac71' (len=128), node_id=2459565876494606882
[CONFIG DEBUG] Validation results - need_priv_key=0, need_pub_key=0, need_node_id=0
[CONFIG DEBUG] Opening config file: test_client.conf
[CONFIG DEBUG] Successfully opened config file
INFO: sc_init_local_keys: public_key len=128, private_key len=64
INFO: sc_validate_key: uECC_valid_public_key returned 0
INFO: sc_init_local_keys: keys initialized successfully
[ETCP] Successfully bound socket to local address, family=2
INFO: Registered ETCP socket with uasync (fd=8)
[ETCP] Socket 0x5b84297585c0 (fd=8) registered and active
Initialized server test on 127.0.0.1:9002 (links: 0)
INFO: init_connections: setting peer public key for client test_client
INFO: sc_validate_key: uECC_valid_public_key returned 0
INFO: init_connections: successfully set peer public key for client test_client
INFO: Sending INIT request to link, node_id=2459565876494606882, retry=0
[ETCP] INIT sending to 127.0.0.1:9001, link=0x5b84297589d0, conn_fd=8
[ETCP DUMP] ECTP_ENCRYPT_SEND: len=77; dump: 02 22 22 22 22 22 22 22 22 05 dc 00 1e c5 94 f3 3c 91 f3 a2 22 27 95 c2 c1 10 c5 27 bf 21 4a d1 00 91 97 ce 14 55 6c b1 3d f3 c4 61 b3 c3 73 be d8 f2 05 a8 dd 1f c0 c3 64 f9 0b f4 71 d7 c6 f5 db 49 56 4c 33 e4 23 5d 26 85 69 ac 71
[ETCP] Sending packet to 127.0.0.1:9001, size=91
Added client test_client with 1 links
Initialized 1 connections
Client instance ready (node_id=2222222222222222)
Starting connection monitoring...
Running event loop...
Waiting 2 seconds for server initialization...
[ETCP DUMP] RECV in:: len=91; dump: 3b 80 7d cf fa bd 7d e1 eb a6 01 cf 58 bf 72 7a 85 53 71 57 fa b0 55 87 5f f8 b2 c5 94 f3 3c 91 f3 a2 22 27 95 c2 c1 10 c5 27 bf 21 4a d1 00 91 97 ce 14 55 6c b1 3d f3 c4 61 b3 c3 73 be d8 f2 05 a8 dd 1f c0 c3 64 f9 0b f4 71 d7 c6 f5 db 49 56 4c 33 e4 23 5d 26 85 69 ac 71
c5 94 f3 3c 91 f3 a2 22 27 95 c2 c1 10 c5 27 bf 21 4a d1 00 91 97 ce 14 55 6c b1 3d f3 c4 61 b3 c3 73 be d8 f2 05 a8 dd 1f c0 c3 64 f9 0b f4 71 d7 c6 f5 db 49 56 4c 33 e4 23 5d 26 85 69 ac 71 INFO: sc_validate_key: uECC_valid_public_key returned 0
[ETCP DEBUG] Send INIT RESPONSE
[ETCP DUMP] ECTP_ENCRYPT_SEND: len=11; dump: 03 11 11 11 11 11 11 11 11 00 00
[ETCP] Sending packet to 127.0.0.1:9002, size=25
[ETCP DUMP] RECV in:: len=25; dump: 33 80 7c fc c9 8e 4e d2 d8 95 32 ca 84 21 9f 71 d7 f9 31 cf a0 68 84 f8 74
[ETCP DUMP] RECV decrypted:: len=11; dump: 03 11 11 11 11 11 11 11 11 00 00
[ETCP] code=3
INFO: Received INIT_RESPONSE from server_node_id=1229782938247303441, mtu=0
[ETCP] Link initialized successfully! Server node_id=1229782938247303441, mmake[1]: *** Нет правила для сборки цели «test_ll_queue_new.c», требуемой для «test_ll_queue-test_ll_queue_new.o». Останов.
make: *** [Makefile:1494: check-am] Ошибка 2
test_ll_queue.c:20: warning: "DEBUG_CATEGORY_LL_QUEUE" redefined
20 | #define DEBUG_CATEGORY_LL_QUEUE 1
|
In file included from test_ll_queue.c:16:
../lib/debug_config.h:32: note: this is the location of the previous definition
32 | #define DEBUG_CATEGORY_LL_QUEUE ((debug_category_t)1 << 1) // ll_queue module
|
test_ll_queue.c: In function ‘test_memory_pool_integration’:
test_ll_queue.c:670:21: error: ‘entry_data3’ undeclared (first use in this function)
670 | queue_data_free(entry_data3);
| ^~~~~~~~~~~
test_ll_queue.c:670:21: note: each undeclared identifier is reported only once for each function it appears in
test_ll_queue.c: In function ‘test_edge_cases’:
test_ll_queue.c:719:21: error: ‘entry_retrieved’ undeclared (first use in this function)
719 | queue_data_free(entry_retrieved);
| ^~~~~~~~~~~~~~~
test_ll_queue.c: In function ‘test_memory_pool_vs_malloc_performance’:
test_ll_queue.c:1005:31: error: ‘entry_data’ undeclared (first use in this function)
1005 | queue_data_put(q, entry_data, data->id);
| ^~~~~~~~~~
make: *** [Makefile:1086: test_ll_queue-test_ll_queue.o] Ошибка 1
test_ll_queue.c:20: warning: "DEBUG_CATEGORY_LL_QUEUE" redefined
20 | #define DEBUG_CATEGORY_LL_QUEUE 1
|
In file included from test_ll_queue.c:16:
../lib/debug_config.h:32: note: this is the location of the previous definition
32 | #define DEBUG_CATEGORY_LL_QUEUE ((debug_category_t)1 << 1) // ll_queue module
|
test_ll_queue.c:20: warning: "DEBUG_CATEGORY_LL_QUEUE" redefined
20 | #define DEBUG_CATEGORY_LL_QUEUE 1
|
In file included from test_ll_queue.c:16:
../lib/debug_config.h:32: note: this is the location of the previous definition
32 | #define DEBUG_CATEGORY_LL_QUEUE ((debug_category_t)1 << 1) // ll_queue module
|
test_ll_queue.c:20: warning: "DEBUG_CATEGORY_LL_QUEUE" redefined
20 | #define DEBUG_CATEGORY_LL_QUEUE 1
|
In file included from test_ll_queue.c:16:
../lib/debug_config.h:32: note: this is the location of the previous definition
32 | #define DEBUG_CATEGORY_LL_QUEUE ((debug_category_t)1 << 1) // ll_queue module
|

BIN
tests/test_ecc_encrypt

Binary file not shown.

BIN
tests/test_etcp_100_packets

Binary file not shown.

BIN
tests/test_etcp_crypto

Binary file not shown.

BIN
tests/test_etcp_minimal

Binary file not shown.

BIN
tests/test_etcp_simple_traffic

Binary file not shown.

BIN
tests/test_etcp_two_instances

Binary file not shown.

BIN
tests/test_pkt_normalizer_etcp

Binary file not shown.

5
tests/test_pkt_normalizer_etcp.c

@ -418,7 +418,7 @@ static void test_timeout(void* arg) {
int main() { int main() {
printf("=== PKT Normalizer + ETCP Test ===\n"); printf("=== PKT Normalizer + ETCP Test ===\n");
printf("Testing with %d packets of random sizes (%d-%d bytes)\n\n", printf("Testing with %d packets of random sizes (%d-%d bytes)\n\n",
TOTAL_PACKETS, MIN_PACKET_SIZE, MAX_PACKET_SIZE); TOTAL_PACKETS, MIN_PACKET_SIZE, MAX_TEST_PACKET_SIZE);
// Generate random packet sizes // Generate random packet sizes
srand((unsigned)time(NULL)); srand((unsigned)time(NULL));
@ -431,8 +431,9 @@ int main() {
total_bytes, (float)total_bytes / TOTAL_PACKETS / 1024); total_bytes, (float)total_bytes / TOTAL_PACKETS / 1024);
debug_config_init(); debug_config_init();
debug_set_level(DEBUG_LEVEL_WARN);
// debug_set_level(DEBUG_LEVEL_DEBUG); // debug_set_level(DEBUG_LEVEL_DEBUG);
debug_set_level(DEBUG_LEVEL_TRACE); // debug_set_level(DEBUG_LEVEL_TRACE);
debug_set_categories(DEBUG_CATEGORY_ALL); debug_set_categories(DEBUG_CATEGORY_ALL);
utun_instance_set_tun_init_enabled(0); utun_instance_set_tun_init_enabled(0);

BIN
tests/test_pkt_normalizer_standalone

Binary file not shown.

1
tests/test_pkt_normalizer_standalone.c

@ -301,7 +301,6 @@ int main() {
uasync_poll(mock_instance.ua, 5); uasync_poll(mock_instance.ua, 5);
} }
// Main loop - event driven without usleep
while (!test_completed) { while (!test_completed) {
uasync_poll(mock_instance.ua, 100); uasync_poll(mock_instance.ua, 100);
} }

Loading…
Cancel
Save