Function getUserInfo

src/jrd/jrd.cpp:8626–8719

getUserInfo @brief Fills UserId structure with resulting values. Takes into an account mapping of users and groups. @param user @param options @param aliasName @param dbName @param config @param creating @param iAtt @param cryptCb **/

 **/
static void getUserInfo(UserId& user, const DatabaseOptions& options, const char* aliasName,
	const RefPtr<const Config>* config, bool creating, Mapping& mapping, bool icuReset)
{
	bool wheel = false;
	int id = -1, group = -1;	// CVC: This var contained trash
	string name, trusted_role, auth_method;

	if (fb_utils::bootBuild())
	{
		auth_method = "bootBuild";
		wheel = true;
	}
	else
	{
		auth_method = "User name in DPB";
		if (options.dpb_trusted_login.hasData())
		{
			name = options.dpb_trusted_login;
			fb_utils::dpbItemUpper(name);
		}
		else if (options.dpb_user_name.hasData())
		{
			name = options.dpb_user_name;
			fb_utils::dpbItemUpper(name);
		}
		else if (options.dpb_auth_block.hasData())
		{
			mapping.needAuthMethod(auth_method);
			mapping.needAuthBlock(user.usr_auth_block);

			if (mapping.mapUser(name, trusted_role) & Mapping::MAP_DOWN)
				user.setFlag(USR_mapdown);

			if (creating && config)		// when config is NULL we are in error handler
			{
				if (!checkCreateDatabaseGrant(name, trusted_role, options.dpb_role_name, (*config)->getSecurityDatabase()))
					(Arg::Gds(isc_no_priv) << "CREATE" << "DATABASE" << aliasName).raise();
			}
		}
		else
		{
			auth_method = "OS user name";
			wheel = ISC_get_user(&name, &id, &group);
			ISC_systemToUtf8(name);
			fb_utils::dpbItemUpper(name);
			if (wheel || id == 0)
			{
				auth_method = "OS user name / wheel";
				wheel = true;
			}
		}

		// if the name from the user database is defined as SYSDBA,
		// we define that user id as having system privileges

		if (name == DBA_USER_NAME)
		{
			wheel = true;