utun2/tests/simple_crypto_test.c

#include "../src/secure_channel.h"
#include <string.h>
#include <stdio.h>

int main() {
    printf("=== Simple Crypto Test ===\n");
    
    // Test basic secure channel functionality
    struct SC_MYKEYS keys;
    for (int i = 0; i < SC_PRIVKEY_SIZE; i++) {
        keys.private_key[i] = i;
        keys.public_key[i] = i + 64;
    }
    
    sc_context_t ctx;
    int result = sc_init_ctx(&ctx, &keys);
    printf("✓ Context initialized: %d\n", result);
    
    // Test hex to binary conversion
    const char* hex_key = "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef";
    uint8_t binary_key[32];
    int hex_result = hex_to_binary(hex_key, binary_key, 32);
    printf("✓ Hex to binary conversion: %d\n", hex_result);
    
    // Test key validation
    int valid_result = sc_validate_key(keys.public_key);
    printf("✓ Key validation: %d\n", valid_result);
    
    // Test CRC32
    uint8_t test_data[] = "Hello, World!";
    uint32_t crc = crc32_calc(test_data, sizeof(test_data) - 1);
    printf("✓ CRC32 calculation: 0x%08x\n", crc);
    
    printf("\n=== Basic crypto functionality works! ===\n");
    return 0;
}