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// $OpenLDAP$
/*
* Copyright 2000-2021 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#ifndef LDAP_ATTRIBUTE_H
#define LDAP_ATTRIBUTE_H
#include<iostream>
#include<string>
#include<ldap.h>
#include<lber.h>
#include <StringList.h>
/**
* Represents the name an value(s) of an Attribute
*/
class LDAPAttribute{
public :
/**
* Default constructor.
* initializes an empty object.
*/
LDAPAttribute();
/**
* Copy constructor.
* Copies all values of an Attribute to a new one
* @param attr The Attribute that should be copied
*/
LDAPAttribute(const LDAPAttribute& attr);
/**
* Construct an Attribute with a single string value
* @param name The attribute's name (type)
* @param value The string value of the attribute, if "" the
* attribute will have no values, for LDAPv3
* this values must be UTF-8 encoded
*/
LDAPAttribute(const std::string& name, const std::string& value="");
/**
* Construct an attribute with multiple string values
* @param name The attribute's name (type)
* @param values A 0-terminated array of char*. Each char* specifies
* one value of the attribute (UTF-8 encoded)
*/
LDAPAttribute(const char* name, char **values);
/**
* Construct an attribute with multiple string values
* @param name The attribute's name (type)
* @param values A list of strings. Each element specifies
* one value of the attribute (UTF-8 or binary
* encoded)
*/
LDAPAttribute(const std::string& name, const StringList& values);
/**
* Construct an attribute with multiple binary coded values
* @param name The attribute's name (type)
* @param values 0-terminated array of binary attribute values
* The BerValue struct is declared as:<BR>
* struct berval{
* unsigned long bv_len;
* char *bv_val;
* } BerValue;
*/
LDAPAttribute(const char* name, BerValue **values);
/**
* Destructor
*/
~LDAPAttribute();
/**
* Add a single string value(bin/char) to the Attribute
* @param value Value that should be added, it is copied inside the
* object
*/
void addValue(const std::string& value);
/**
* Add a single binary value to the Attribute
* @param value The binary coded value that should be added to the
* Attribute.
* @return 0 no problem <BR>
* -1 failure (mem. allocation problem)
*/
int addValue(const BerValue *value);
/**
* Set the values of the attribute. If the object contains some values
* already, they are deleted
* @param values 0-terminated array of char*, each char*
* representing a string value to add to the entry
*
* @return 0 no problem <BR>
* -1 failure (mem. allocation problem)
*/
int setValues(char** values);
/**
* Set the values of the attribute. If the object does already contain
* some values, they will be deleted
* @param values 0-terminated array of BerValue*, each BerValue
* representing a binary value to add to the entry
*
* @return 0 no problem <BR>
* -1 failure (mem. allocation problem)
*/
int setValues(BerValue** values);
/**
* Set the values of the attribute. If the object does already contain
* some values, they will be deleted
* @param values A list of string-Objects. Each string is
* representing a string or binary value to add to
* the entry
*/
void setValues(const StringList& values);
/**
* For interal use only.
* This method is used to translate the values of the Attribute to
* 0-terminated Array of BerValue-structs as used by the C-API
* @return The Values of the Attribute as an 0-terminated Array of
* BerValue* (is dynamically allocated, delete it after usage)
* <BR>
* 0-pointer in case of error
*/
BerValue** getBerValues() const;
/**
* @return The values of the array as a list of strings
*/
const StringList& getValues() const;
/**
* @return The number of values of the attribute
*/
int getNumValues() const;
/**
* @return The name(type) of the attribute
*/
const std::string& getName() const ;
/**
* Sets the Attribute's name (type)
* @param the new name of the object
*/
void setName(const std::string& name);
/**
* For internal use only.
*
* This method translate the attribute of the object into a
* LDAPMod-Structure as used by the C-API
*/
LDAPMod* toLDAPMod() const ;
/**
* @return true If the attribute contains non-printable attributes
*/
bool isNotPrintable() const ;
private :
std::string m_name;
StringList m_values;
/**
* This method can be used to dump the data of a LDAPResult-Object.
* It is only useful for debugging purposes at the moment
*/
friend std::ostream& operator << (std::ostream& s, const LDAPAttribute& attr);
};
#endif //#ifndef LDAP_ATTRIBUTE_H
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