lsw/test_registry_env.c at main · barrersoftware/lsw · GitHub

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/*
 * test_registry_env.c - Test registry environment keys
 *
 * Compile with: x86_64-w64-mingw32-gcc -o test_registry_env.exe test_registry_env.c -ladvapi32
 */

#include <windows.h>
#include <stdio.h>

int main(void)
{
    HKEY hkey;
    LONG result;
    DWORD type, size;
    char buffer[512];
    DWORD dword_value;

    printf("=== LSW Registry Environment Test ===\n\n");

    // Test 1: Windows version
    printf("Test 1: Reading Windows version...\n");
    result = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
                           "SOFTWARE\\Microsoft\\Windows\\CurrentVersion",
                           0, KEY_READ, &hkey);
    if (result == ERROR_SUCCESS) {
        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "ProductName", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  ProductName: %s\n", buffer);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "CurrentVersion", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  Version: %s\n", buffer);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "CurrentBuildNumber", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  Build: %s\n", buffer);
        }

        RegCloseKey(hkey);
        printf("  ✅ Windows version info OK\n\n");
    }

    // Test 2: Version numbers
    printf("Test 2: Reading version numbers...\n");
    result = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
                           "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion",
                           0, KEY_READ, &hkey);
    if (result == ERROR_SUCCESS) {
        size = sizeof(dword_value);
        if (RegQueryValueExA(hkey, "CurrentMajorVersionNumber", NULL, &type, (BYTE*)&dword_value, &size) == ERROR_SUCCESS) {
            printf("  Major Version: %lu\n", dword_value);
        }

        size = sizeof(dword_value);
        if (RegQueryValueExA(hkey, "CurrentMinorVersionNumber", NULL, &type, (BYTE*)&dword_value, &size) == ERROR_SUCCESS) {
            printf("  Minor Version: %lu\n", dword_value);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "BuildLab", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  BuildLab: %s\n", buffer);
        }

        RegCloseKey(hkey);
        printf("  ✅ Version numbers OK\n\n");
    }

    // Test 3: System environment
    printf("Test 3: Reading system environment...\n");
    result = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
                           "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment",
                           0, KEY_READ, &hkey);
    if (result == ERROR_SUCCESS) {
        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "PROCESSOR_ARCHITECTURE", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  Architecture: %s\n", buffer);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "NUMBER_OF_PROCESSORS", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  Processors: %s\n", buffer);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "windir", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  Windows Directory: %s\n", buffer);
        }

        size = sizeof(buffer);
        if (RegQueryValueExA(hkey, "SystemRoot", NULL, &type, (BYTE*)buffer, &size) == ERROR_SUCCESS) {
            printf("  System Root: %s\n", buffer);
        }

        RegCloseKey(hkey);
        printf("  ✅ System environment OK\n\n");
    }

    printf("=== ALL ENVIRONMENT TESTS PASSED ===\n");
    printf("Registry is fully populated with Windows environment!\n");

    return 0;
}