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Diffstat (limited to 'contrib/slapd-modules/nssov/network.c')
| -rw-r--r-- | contrib/slapd-modules/nssov/network.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/contrib/slapd-modules/nssov/network.c b/contrib/slapd-modules/nssov/network.c new file mode 100644 index 0000000..0f67fa8 --- /dev/null +++ b/contrib/slapd-modules/nssov/network.c @@ -0,0 +1,161 @@ +/* network.c - network address lookup routines */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 2008-2022 The OpenLDAP Foundation. + * Portions Copyright 2008 by Howard Chu, Symas Corp. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted only as authorized by the OpenLDAP + * Public License. + * + * A copy of this license is available in the file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * <http://www.OpenLDAP.org/license.html>. + */ +/* ACKNOWLEDGEMENTS: + * This code references portions of the nss-ldapd package + * written by Arthur de Jong. The nss-ldapd code was forked + * from the nss-ldap library written by Luke Howard. + */ + +#include "nssov.h" + +#include <ac/socket.h> + +/* ( nisSchema.2.7 NAME 'ipNetwork' SUP top STRUCTURAL + * DESC 'Abstraction of a network. The distinguished value of + * MUST ( cn $ ipNetworkNumber ) + * MAY ( ipNetmaskNumber $ l $ description $ manager ) ) + */ + +/* the basic search filter for searches */ +static struct berval network_filter = BER_BVC("(objectClass=ipNetwork)"); + +/* the attributes used in searches */ +static struct berval network_keys[] = { + BER_BVC("cn"), + BER_BVC("ipNetworkNumber"), + BER_BVNULL +}; + +NSSOV_INIT(network) + +NSSOV_CBPRIV(network, + char buf[1024]; + struct berval name; + struct berval addr;); + +/* write a single network entry to the stream */ +static int write_network(nssov_network_cbp *cbp,Entry *entry) +{ + int32_t tmpint32; + int numaddr,i,numname,dupname; + struct berval name, *names, *addrs; + Attribute *a; + + /* get the most canonical name */ + nssov_find_rdnval( &entry->e_nname, cbp->mi->mi_attrs[0].an_desc, &name); + /* get the other names for the network */ + a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[0].an_desc ); + if ( !a || !a->a_vals ) + { + Debug(LDAP_DEBUG_ANY,"network entry %s does not contain %s value\n", + entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val ); + return 0; + } + names = a->a_vals; + numname = a->a_numvals; + /* if the name is not yet found, get the first entry from names */ + if (BER_BVISNULL(&name)) { + name=names[0]; + dupname = 0; + } else { + dupname = -1; + for (i=0; i<numname; i++) { + if ( bvmatch(&name, &a->a_nvals[i])) { + dupname = i; + break; + } + } + } + /* get the addresses */ + a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[1].an_desc ); + if ( !a || !a->a_vals ) + { + Debug(LDAP_DEBUG_ANY,"network entry %s does not contain %s value\n", + entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val ); + return 0; + } + addrs = a->a_vals; + numaddr = a->a_numvals; + /* write the entry */ + WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN); + WRITE_BERVAL(cbp->fp,&name); + if ( dupname >= 0 ) { + WRITE_INT32(cbp->fp,numname-1); + } else { + WRITE_INT32(cbp->fp,numname); + } + for (i=0;i<numname;i++) { + if (i == dupname) continue; + WRITE_BERVAL(cbp->fp,&names[i]); + } + WRITE_INT32(cbp->fp,numaddr); + for (i=0;i<numaddr;i++) + { + WRITE_ADDRESS(cbp->fp,&addrs[i]); + } + return 0; +} + +NSSOV_CB(network) + +NSSOV_HANDLE( + network,byname, + char fbuf[1024]; + struct berval filter = {sizeof(fbuf)}; + filter.bv_val = fbuf; + BER_BVZERO(&cbp.addr); + READ_STRING(fp,cbp.buf); + cbp.name.bv_len = tmpint32; + cbp.name.bv_val = cbp.buf;, + Debug(LDAP_DEBUG_TRACE,"nssov_network_byname(%s)\n",cbp.name.bv_val);, + NSLCD_ACTION_NETWORK_BYNAME, + nssov_filter_byname(cbp.mi,0,&cbp.name,&filter) +) + +NSSOV_HANDLE( + network,byaddr, + int af; + char addr[64]; + int len=sizeof(addr); + char fbuf[1024]; + struct berval filter = {sizeof(fbuf)}; + filter.bv_val = fbuf; + BER_BVZERO(&cbp.name); + READ_ADDRESS(fp,addr,len,af); + /* translate the address to a string */ + if (inet_ntop(af,addr,cbp.buf,sizeof(cbp.buf))==NULL) + { + Debug(LDAP_DEBUG_ANY,"nssov: unable to convert address to string\n"); + return -1; + } + cbp.addr.bv_val = cbp.buf; + cbp.addr.bv_len = strlen(cbp.buf);, + Debug(LDAP_DEBUG_TRACE,"nslcd_network_byaddr(%s)\n",cbp.addr.bv_val);, + NSLCD_ACTION_NETWORK_BYADDR, + nssov_filter_byid(cbp.mi,1,&cbp.addr,&filter) +) + +NSSOV_HANDLE( + network,all, + struct berval filter; + /* no parameters to read */ + BER_BVZERO(&cbp.name); + BER_BVZERO(&cbp.addr);, + Debug(LDAP_DEBUG_TRACE,"nssov_network_all()\n");, + NSLCD_ACTION_NETWORK_ALL, + (filter=cbp.mi->mi_filter,0) +) |