Function prefix_kernel_object_name

src/common/utils.cpp:406–439

// Check OS version carefully and add prefix if we can add it

bool prefix_kernel_object_name(char* name, size_t bufsize)
{
	static bool bGlobalPrefix = false;
	static bool bInitDone = false;

	if (!bInitDone)
	{
		bGlobalPrefix = isGlobalKernelPrefix();
		bInitDone = true;
	}

	// Backwards compatibility feature with Firebird 2.0.3 and earlier.
	// If the name already contains some prefix (specified by the user, as was
	// recommended in firebird.conf) additional prefix is not added
	if (bGlobalPrefix && !strchr(name, '\\'))
	{
		const char* prefix = "Global\\";
		const size_t len_prefix = strlen(prefix);
		const size_t len_name = strlen(name) + 1;

		// if name and prefix can't fit in name's buffer than we must
		// not overwrite end of name because it contains object type
		const size_t move_prefix = (len_name + len_prefix > bufsize) ?
			(bufsize - len_name) : len_prefix;

		memmove(name + move_prefix, name, len_name);
		memcpy(name, prefix, move_prefix);
		// CVC: Unfortunately, things like Glob instead of Global\\ do not achieve the objective
		// of telling the NT kernel the object is global and hence I consider them failures.
		//return move_prefix > 0; // Soft version of the check
		return move_prefix == len_prefix; // Strict version of the check.
	}
	return true;
}


// Simply handle guardian.