xref: /netbsd-src/external/bsd/openldap/dist/contrib/ldapc++/src/LDAPAttributeList.cpp (revision e670fd5c413e99c2f6a37901bb21c537fcd322d2)
1 // $OpenLDAP$
2 /*
3  * Copyright 2000-2021 The OpenLDAP Foundation, All Rights Reserved.
4  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
5  */
6 
7 
8 #include "debug.h"
9 
10 #include "LDAPAttributeList.h"
11 
12 #include "LDAPException.h"
13 #include "LDAPAttribute.h"
14 #include "LDAPAsynConnection.h"
15 #include "LDAPMessage.h"
16 
17 #include <cstdlib>
18 
19 using namespace std;
20 
21 // little helper function for doing case insensitive string comparison
22 bool nocase_compare(char c1, char c2);
23 
LDAPAttributeList()24 LDAPAttributeList::LDAPAttributeList(){
25     DEBUG(LDAP_DEBUG_CONSTRUCT,
26             "LDAPAttributeList::LDAPAttributeList( )" << endl);
27 }
28 
LDAPAttributeList(const LDAPAttributeList & al)29 LDAPAttributeList::LDAPAttributeList(const LDAPAttributeList& al){
30     DEBUG(LDAP_DEBUG_CONSTRUCT,
31             "LDAPAttributeList::LDAPAttributeList(&)" << endl);
32     m_attrs=al.m_attrs;
33 }
34 
LDAPAttributeList(const LDAPAsynConnection * ld,LDAPMessage * msg)35 LDAPAttributeList::LDAPAttributeList(const LDAPAsynConnection *ld,
36         LDAPMessage *msg){
37     DEBUG(LDAP_DEBUG_CONSTRUCT,
38             "LDAPAttributeList::LDAPAttributeList()" << endl);
39     BerElement *ptr=0;
40     char *name=ldap_first_attribute(ld->getSessionHandle(), msg, &ptr);
41 /*
42    This code was making problems if no attribute were returned
43    How am I supposed to find decoding errors? ldap_first/next_attribute
44    return 0 in case of error or if there are no more attributes. In either
45    case they set the LDAP* error code to 0x54 (Decoding error) ??? Strange..
46 
47    There will be some changes in the new version of the C-API so that this
48    code should work in the future.
49    if(name == 0){
50         ber_free(ptr,0);
51         ldap_memfree(name);
52         throw LDAPException(ld);
53     }else{
54 */        BerValue **values;
55         for (;name !=0;
56                 name=ldap_next_attribute(ld->getSessionHandle(),msg,ptr) ){
57             values=ldap_get_values_len(ld->getSessionHandle(),
58                     msg, name);
59             this->addAttribute(LDAPAttribute(name, values));
60             ldap_memfree(name);
61             ldap_value_free_len(values);
62         }
63         ber_free(ptr,0);
64 //    }
65 }
66 
~LDAPAttributeList()67 LDAPAttributeList::~LDAPAttributeList(){
68     DEBUG(LDAP_DEBUG_DESTROY,"LDAPAttributeList::~LDAPAttributeList()" << endl);
69 }
70 
size() const71 size_t LDAPAttributeList::size() const{
72     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::size()" << endl);
73     return m_attrs.size();
74 }
75 
empty() const76 bool LDAPAttributeList::empty() const{
77     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::empty()" << endl);
78     return m_attrs.empty();
79 }
80 
begin() const81 LDAPAttributeList::const_iterator LDAPAttributeList::begin() const{
82     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::begin()" << endl);
83     return m_attrs.begin();
84 }
85 
end() const86 LDAPAttributeList::const_iterator LDAPAttributeList::end() const{
87     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::end()" << endl);
88     return m_attrs.end();
89 }
90 
getAttributeByName(const string & name) const91 const LDAPAttribute* LDAPAttributeList::getAttributeByName(
92 	const string& name) const {
93     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::getAttributeByName()" << endl);
94     DEBUG(LDAP_DEBUG_TRACE | LDAP_DEBUG_PARAMETER,
95             "   name:" << name << endl);
96     LDAPAttributeList::const_iterator i;
97     for( i = m_attrs.begin(); i != m_attrs.end(); i++){
98 	const std::string& tmpType = i->getName();
99 	if(name.size() == tmpType.size()){
100 	    if(equal(name.begin(), name.end(), tmpType.begin(),
101 		    nocase_compare)){
102 		return &(*i);
103 		DEBUG(LDAP_DEBUG_TRACE,"    found:" << name << endl);
104 	    }
105 	}
106     }
107     return 0;
108 }
109 
addAttribute(const LDAPAttribute & attr)110 void LDAPAttributeList::addAttribute(const LDAPAttribute& attr){
111     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::addAttribute()" << endl);
112     DEBUG(LDAP_DEBUG_TRACE | LDAP_DEBUG_PARAMETER,
113             "   attr:" << attr << endl);
114     const std::string attrType = attr.getName();
115     const std::string::size_type attrLen = attrType.size();
116     std::string::size_type tmpAttrLen = 0;
117     bool done=false;
118     LDAPAttributeList::iterator i;
119     for( i=m_attrs.begin(); i != m_attrs.end(); i++ ){
120 	const std::string tmpAttrType = i->getName();
121 	tmpAttrLen = tmpAttrType.size();
122 	if(tmpAttrLen == attrLen){
123 	    if(equal(tmpAttrType.begin(), tmpAttrType.end(), attrType.begin(),
124 		    nocase_compare)){
125 		const StringList& values = attr.getValues();
126 		StringList::const_iterator j;
127 		for(j = values.begin(); j != values.end(); j++){
128 		    i->addValue(*j);
129 		}
130 		DEBUG(LDAP_DEBUG_TRACE,"Attribute" << i->getName()
131 			<< "already present" << endl);
132 		done=true;
133 		break; // The AttributeType was already present,
134 		       // we are done here
135 	    }
136 	}
137     }
138     if(! done){
139 	m_attrs.push_back(attr);
140     }
141 }
142 
delAttribute(const std::string & type)143 void LDAPAttributeList::delAttribute(const std::string& type)
144 {
145     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::replaceAttribute()" << endl);
146     DEBUG(LDAP_DEBUG_TRACE | LDAP_DEBUG_PARAMETER, "   type: " << type << endl);
147     LDAPAttributeList::iterator i;
148     for( i = m_attrs.begin(); i != m_attrs.end(); i++){
149 	if(type.size() == i->getName().size()){
150 	    if(equal(type.begin(), type.end(), i->getName().begin(),
151 		    nocase_compare)){
152                 m_attrs.erase(i);
153                 break;
154             }
155         }
156     }
157 }
158 
replaceAttribute(const LDAPAttribute & attr)159 void LDAPAttributeList::replaceAttribute(const LDAPAttribute& attr)
160 {
161     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::replaceAttribute()" << endl);
162     DEBUG(LDAP_DEBUG_TRACE | LDAP_DEBUG_PARAMETER,
163             "   attr:" << attr << endl);
164 
165     LDAPAttributeList::iterator i;
166     this->delAttribute( attr.getName() );
167     m_attrs.push_back(attr);
168 }
169 
toLDAPModArray() const170 LDAPMod** LDAPAttributeList::toLDAPModArray() const{
171     DEBUG(LDAP_DEBUG_TRACE,"LDAPAttribute::toLDAPModArray()" << endl);
172     LDAPMod **ret = (LDAPMod**) malloc((m_attrs.size()+1) * sizeof(LDAPMod*));
173     LDAPAttributeList::const_iterator i;
174     int j=0;
175     for (i=m_attrs.begin(); i!= m_attrs.end(); i++, j++){
176         ret[j]=i->toLDAPMod();
177     }
178     ret[m_attrs.size()]=0;
179     return ret;
180 }
181 
operator <<(ostream & s,const LDAPAttributeList & al)182 ostream& operator << (ostream& s, const LDAPAttributeList& al){
183     LDAPAttributeList::const_iterator i;
184     for(i=al.m_attrs.begin(); i!=al.m_attrs.end(); i++){
185         s << *i << "; ";
186     }
187     return s;
188 }
189 
nocase_compare(char c1,char c2)190 bool nocase_compare( char c1, char c2){
191     return toupper(c1) == toupper(c2);
192 }
193 
194