code_device/hgdriver/hgdev/user-opt/user.cpp

#include "user.h"

#include <huagao/brand.h>
#include <huagao/hgscanner_error.h>
#include <sane/sane_ex.h>




////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// memory management ...
hguser::hguser() : name_(""), pwd_(""), priv_(USER_PRIVILEGE_COMMON)
{}
hguser::~hguser()
{}

// name and password should encrypt here, FIXED me ...
int hguser::login(const char* name, const char* pwd)
{
	name_ = name;
	pwd_ = pwd;

	if (name_ == ADMIN_NAME && pwd_ == ADMIN_PWD)
		priv_ = USER_PRIVILEGE_LOCAL_MGR;
	else
	{
		// higher privilege checks must be more complex, to be implementing ...
	}

	return SCANNER_ERR_OK;
}
int hguser::logout(const char* name, const char* pwd)
{
	if (name == name && pwd_ == pwd)
	{
		name = "";
		pwd_ = "";
		priv_ = USER_PRIVILEGE_COMMON;

		return 0;
	}
	else
	{
		return SCANNER_ERR_ACCESS_DENIED;
	}
}

bool hguser::has_privilege(int priv)
{
	//return (priv & priv_) == priv;
	return priv <= priv_;
}