1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/*
ether.c - ethernet address entry lookup routines
Parts of this file were part of the nss_ldap library (as ldap-ethers.c)
which has been forked into the nss-ldapd library.
Copyright (C) 1997-2005 Luke Howard
Copyright (C) 2006 West Consulting
Copyright (C) 2006, 2007 Arthur de Jong
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_NETINET_ETHER_H
#include <netinet/ether.h>
#endif
#include "common.h"
#include "log.h"
#include "myldap.h"
#include "cfg.h"
#include "attmap.h"
#ifndef HAVE_STRUCT_ETHER_ADDR
struct ether_addr {
u_int8_t ether_addr_octet[6];
};
#endif
/* ( nisSchema.2.11 NAME 'ieee802Device' SUP top AUXILIARY
* DESC 'A device with a MAC address; device SHOULD be
* used as a structural class'
* MAY macAddress )
*/
/* the search base for searches */
const char *ether_base = NULL;
/* the search scope for searches */
int ether_scope = LDAP_SCOPE_DEFAULT;
/* the basic search filter for searches */
const char *ether_filter = "(objectClass=ieee802Device)";
/* the attributes to request with searches */
const char *attmap_ether_cn = "cn";
const char *attmap_ether_macAddress = "macAddress";
/* the attribute list to request with searches */
static const char *ether_attrs[3];
/* create a search filter for searching an ethernet address
by name, return -1 on errors */
static int mkfilter_ether_byname(const char *name,
char *buffer,size_t buflen)
{
char buf2[1024];
/* escape attribute */
if(myldap_escape(name,buf2,sizeof(buf2)))
return -1;
/* build filter */
return mysnprintf(buffer,buflen,
"(&%s(%s=%s))",
ether_filter,
attmap_ether_cn,buf2);
}
static int mkfilter_ether_byether(const struct ether_addr *addr,
char *buffer,size_t buflen)
{
char buf2[20];
/* transform into string */
if (ether_ntoa_r(addr,buf2)==NULL)
return -1;
/* FIXME: this has a bug when the directory has 01:00:0e:...
and we're looking for 1:0:e:... (leading zeros) */
/* there should be no characters that need escaping */
/* build filter */
return mysnprintf(buffer,buflen,
"(&%s(%s=%s))",
ether_filter,
attmap_ether_macAddress,buf2);
}
static void ether_init(void)
{
/* set up base */
if (ether_base==NULL)
ether_base=nslcd_cfg->ldc_base;
/* set up scope */
if (ether_scope==LDAP_SCOPE_DEFAULT)
ether_scope=nslcd_cfg->ldc_scope;
/* set up attribute list */
ether_attrs[0]=attmap_ether_cn;
ether_attrs[1]=attmap_ether_macAddress;
ether_attrs[2]=NULL;
}
/* TODO: check for errors in aton() */
#define WRITE_ETHER(fp,addr) \
ether_aton_r(addr,&tmpaddr); \
WRITE_TYPE(fp,tmpaddr,u_int8_t[6]);
static int write_ether(TFILE *fp,MYLDAP_ENTRY *entry,
const char *reqname,const char *reqether)
{
int32_t tmpint32;
struct ether_addr tmpaddr;
const char *tmparr[2];
const char **names,**ethers;
int i,j;
/* get the name of the ether entry */
if (reqname!=NULL)
{
names=tmparr;
names[0]=reqname;
names[1]=NULL;
}
else
{
names=myldap_get_values(entry,attmap_ether_cn);
if ((names==NULL)||(names[0]==NULL))
{
log_log(LOG_WARNING,"ether entry %s does not contain %s value",
myldap_get_dn(entry),attmap_ether_cn);
return 0;
}
}
/* get the addresses */
if (reqether!=NULL)
{
ethers=tmparr;
ethers[0]=reqether;
ethers[1]=NULL;
}
else
{
ethers=myldap_get_values(entry,attmap_ether_macAddress);
if ((ethers==NULL)||(ethers[0]==NULL))
{
log_log(LOG_WARNING,"ether entry %s does not contain %s value",
myldap_get_dn(entry),attmap_ether_macAddress);
return 0;
}
/* TODO: move parsing of addresses up here */
}
/* write entries for all names and addresses */
for (i=0;names[i]!=NULL;i++)
for (j=0;ethers[j]!=NULL;j++)
{
WRITE_INT32(fp,NSLCD_RESULT_SUCCESS);
WRITE_STRING(fp,names[i]);
WRITE_ETHER(fp,ethers[j]);
}
return 0;
}
NSLCD_HANDLE(
ether,byname,
char name[256];
char filter[1024];
READ_STRING_BUF2(fp,name,sizeof(name));,
log_log(LOG_DEBUG,"nslcd_ether_byname(%s)",name);,
NSLCD_ACTION_ETHER_BYNAME,
mkfilter_ether_byname(name,filter,sizeof(filter)),
write_ether(fp,entry,name,NULL)
)
NSLCD_HANDLE(
ether,byether,
struct ether_addr addr;
char ether[20];
char filter[1024];
READ_TYPE(fp,addr,u_int8_t[6]);
if (ether_ntoa_r(&addr,ether)==NULL)
return -1;,
log_log(LOG_DEBUG,"nslcd_ether_byether(%s)",ether);,
NSLCD_ACTION_ETHER_BYETHER,
mkfilter_ether_byether(&addr,filter,sizeof(filter)),
write_ether(fp,entry,NULL,ether)
)
NSLCD_HANDLE(
ether,all,
const char *filter;
/* no parameters to read */,
log_log(LOG_DEBUG,"nslcd_ether_all()");,
NSLCD_ACTION_ETHER_ALL,
(filter=ether_filter,0),
write_ether(fp,entry,NULL,NULL)
)
|