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Diffstat (limited to 'contrib/slapd-modules/nssov/ether.c')
| -rw-r--r-- | contrib/slapd-modules/nssov/ether.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/contrib/slapd-modules/nssov/ether.c b/contrib/slapd-modules/nssov/ether.c new file mode 100644 index 0000000..cb18f1b --- /dev/null +++ b/contrib/slapd-modules/nssov/ether.c @@ -0,0 +1,167 @@ +/* ether.c - ethernet address lookup routines */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 2008-2022 The OpenLDAP Foundation. + * 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" + +struct ether_addr { + uint8_t ether_addr_octet[6]; +}; + +/* ( 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 basic search filter for searches */ +static struct berval ether_filter = BER_BVC("(objectClass=ieee802Device)"); + +/* the attributes to request with searches */ +static struct berval ether_keys[] = { + BER_BVC("cn"), + BER_BVC("macAddress"), + BER_BVNULL +}; + +NSSOV_INIT(ether) + +NSSOV_CBPRIV(ether, + char buf[256]; + struct berval name; + struct berval addr;); + +#define WRITE_ETHER(fp,addr) \ + {int ao[6]; \ + sscanf(addr.bv_val,"%02x:%02x:%02x:%02x:%02x:%02x", \ + &ao[0], &ao[1], &ao[2], &ao[3], &ao[4], &ao[5] );\ + tmpaddr.ether_addr_octet[0] = ao[0]; \ + tmpaddr.ether_addr_octet[1] = ao[1]; \ + tmpaddr.ether_addr_octet[2] = ao[2]; \ + tmpaddr.ether_addr_octet[3] = ao[3]; \ + tmpaddr.ether_addr_octet[4] = ao[4]; \ + tmpaddr.ether_addr_octet[5] = ao[5]; } \ + WRITE(fp,&tmpaddr,sizeof(uint8_t[6])); + +static int write_ether(nssov_ether_cbp *cbp,Entry *entry) +{ + int32_t tmpint32; + struct ether_addr tmpaddr; + struct berval tmparr[2]; + struct berval *names,*ethers; + Attribute *a; + int i,j; + + /* get the name of the ether entry */ + if (BER_BVISNULL(&cbp->name)) + { + a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[0].an_desc); + if ( !a ) + { + Debug(LDAP_DEBUG_ANY,"ether 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; + } + else + { + names=tmparr; + names[0]=cbp->name; + BER_BVZERO(&names[1]); + } + /* get the addresses */ + if (BER_BVISNULL(&cbp->addr)) + { + a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[1].an_desc); + if ( !a ) + { + Debug(LDAP_DEBUG_ANY,"ether 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; + } + ethers = a->a_vals; + /* TODO: move parsing of addresses up here */ + } + else + { + ethers=tmparr; + ethers[0]=cbp->addr; + BER_BVZERO(ðers[1]); + } + /* write entries for all names and addresses */ + for (i=0;!BER_BVISNULL(&names[i]);i++) + for (j=0;!BER_BVISNULL(ðers[j]);j++) + { + WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN); + WRITE_BERVAL(cbp->fp,&names[i]); + WRITE_ETHER(cbp->fp,ethers[j]); + } + return 0; +} + +NSSOV_CB(ether) + +NSSOV_HANDLE( + ether,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_ether_byname(%s)\n",cbp.name.bv_val);, + NSLCD_ACTION_ETHER_BYNAME, + nssov_filter_byname(cbp.mi,0,&cbp.name,&filter) +) + +NSSOV_HANDLE( + ether,byether, + struct ether_addr addr; + char fbuf[1024]; + struct berval filter = {sizeof(fbuf)}; + filter.bv_val = fbuf; + BER_BVZERO(&cbp.name); + READ(fp,&addr,sizeof(uint8_t[6])); + cbp.addr.bv_len = snprintf(cbp.buf,sizeof(cbp.buf), "%x:%x:%x:%x:%x:%x", + addr.ether_addr_octet[0], + addr.ether_addr_octet[1], + addr.ether_addr_octet[2], + addr.ether_addr_octet[3], + addr.ether_addr_octet[4], + addr.ether_addr_octet[5]); + cbp.addr.bv_val = cbp.buf;, + Debug(LDAP_DEBUG_TRACE,"nssov_ether_byether(%s)\n",cbp.addr.bv_val);, + NSLCD_ACTION_ETHER_BYETHER, + nssov_filter_byid(cbp.mi,1,&cbp.addr,&filter) +) + +NSSOV_HANDLE( + ether,all, + struct berval filter; + /* no parameters to read */ + BER_BVZERO(&cbp.name); + BER_BVZERO(&cbp.addr);, + Debug(LDAP_DEBUG_TRACE,"nssov_ether_all()\n");, + NSLCD_ACTION_ETHER_ALL, + (filter=cbp.mi->mi_filter,0) +) |