Adding upstream version 2.5.13+dfsg.upstream/2.5.13+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 250 insertions, 0 deletions

diff --git a/contrib/slapd-modules/nssov/service.c b/contrib/slapd-modules/nssov/service.c
new file mode 100644
index 0000000..d3704e4
--- /dev/null
+++ b/contrib/slapd-modules/nssov/service.c
@@ -0,0 +1,250 @@
+/* service.c - service 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"
+
+/* ( nisSchema.2.3 NAME 'ipService' SUP top STRUCTURAL
+ *	 DESC 'Abstraction an Internet Protocol service.
+ *				 Maps an IP port and protocol (such as tcp or udp)
+ *				 to one or more names; the distinguished value of
+ *				 the cn attribute denotes the service's canonical
+ *				 name'
+ *	 MUST ( cn $ ipServicePort $ ipServiceProtocol )
+ *	 MAY ( description ) )
+ */
+
+/* the basic search filter for searches */
+static struct berval service_filter = BER_BVC("(objectClass=ipService)");
+
+/* the attributes to request with searches */
+static struct berval service_keys[] = {
+	BER_BVC("cn"),
+	BER_BVC("ipServicePort"),
+	BER_BVC("ipServiceProtocol"),
+	BER_BVNULL
+};
+
+static int mkfilter_service_byname(nssov_mapinfo *mi,struct berval *name,
+								 struct berval *protocol,struct berval *buf)
+{
+	char buf2[1024],buf3[1024];
+	struct berval bv2 = {sizeof(buf2),buf2};
+	struct berval bv3 = {sizeof(buf3),buf3};
+
+	/* escape attributes */
+	if (nssov_escape(name,&bv2))
+		return -1;
+	if (!BER_BVISNULL(protocol)) {
+		if (nssov_escape(protocol,&bv3))
+			return -1;
+		if (bv2.bv_len + mi->mi_filter.bv_len + mi->mi_attrs[0].an_desc->ad_cname.bv_len +
+			bv3.bv_len + mi->mi_attrs[2].an_desc->ad_cname.bv_len + 9 > buf->bv_len )
+			return -1;
+		buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s)(%s=%s))",
+			mi->mi_filter.bv_val,
+			mi->mi_attrs[0].an_desc->ad_cname.bv_val, bv2.bv_val,
+			mi->mi_attrs[2].an_desc->ad_cname.bv_val, bv3.bv_val );
+	} else {
+		if (bv2.bv_len + mi->mi_filter.bv_len + mi->mi_attrs[0].an_desc->ad_cname.bv_len + 6 >
+			buf->bv_len )
+			return -1;
+		buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s))",
+			mi->mi_filter.bv_val, mi->mi_attrs[0].an_desc->ad_cname.bv_val,
+			bv2.bv_val );
+	}
+	return 0;
+}
+
+static int mkfilter_service_bynumber(nssov_mapinfo *mi,struct berval *numb,
+								 struct berval *protocol,struct berval *buf)
+{
+	char buf2[1024];
+	struct berval bv2 = {sizeof(buf2),buf2};
+
+	/* escape attribute */
+	if (!BER_BVISNULL(protocol)) {
+		if (nssov_escape(protocol,&bv2))
+			return -1;
+		if (numb->bv_len + mi->mi_filter.bv_len + mi->mi_attrs[1].an_desc->ad_cname.bv_len +
+			bv2.bv_len + mi->mi_attrs[2].an_desc->ad_cname.bv_len + 9 > buf->bv_len )
+			return -1;
+		buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s)(%s=%s))",
+			mi->mi_filter.bv_val,
+			mi->mi_attrs[1].an_desc->ad_cname.bv_val, numb->bv_val,
+			mi->mi_attrs[2].an_desc->ad_cname.bv_val, bv2.bv_val );
+	} else {
+		if (numb->bv_len + mi->mi_filter.bv_len + mi->mi_attrs[1].an_desc->ad_cname.bv_len + 6 >
+			buf->bv_len )
+			return -1;
+		buf->bv_len = snprintf(buf->bv_val, buf->bv_len, "(&%s(%s=%s))",
+			mi->mi_filter.bv_val, mi->mi_attrs[1].an_desc->ad_cname.bv_val,
+			numb->bv_val );
+	}
+	return 0;
+}
+
+NSSOV_INIT(service)
+
+NSSOV_CBPRIV(service,
+	char nbuf[256];
+	char pbuf[256];
+	struct berval name;
+	struct berval prot;);
+
+static int write_service(nssov_service_cbp *cbp,Entry *entry)
+{
+	int32_t tmpint32;
+	struct berval name,*names,*protos;
+	struct berval tmparr[2];
+	Attribute *a;
+	char *tmp;
+	int port;
+	int i,numname,dupname,numprot;
+
+	/* 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 rpc */
+	a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[0].an_desc );
+	if ( !a || !a->a_vals )
+	{
+		Debug(LDAP_DEBUG_ANY,"service 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 service number */
+	a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[1].an_desc );
+	if ( !a || !a->a_vals )
+	{
+		Debug(LDAP_DEBUG_ANY,"service 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;
+	} else if ( a->a_numvals > 1 ) {
+		Debug(LDAP_DEBUG_ANY,"service entry %s contains multiple %s values\n",
+			entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
+	}
+	port=(int)strtol(a->a_vals[0].bv_val,&tmp,0);
+	if (*tmp)
+	{
+		Debug(LDAP_DEBUG_ANY,"service entry %s contains non-numeric %s value\n",
+			entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
+		return 0;
+	}
+	/* get protocols */
+	if (BER_BVISNULL(&cbp->prot))
+	{
+		a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[2].an_desc );
+		if ( !a || !a->a_vals )
+		{
+			Debug(LDAP_DEBUG_ANY,"service entry %s does not contain %s value\n",
+				entry->e_name.bv_val, cbp->mi->mi_attrs[2].an_desc->ad_cname.bv_val );
+			return 0;
+		}
+		protos = a->a_vals;
+		numprot = a->a_numvals;
+	}
+	else
+	{
+		protos=tmparr;
+		protos[0]=cbp->prot;
+		BER_BVZERO(&protos[1]);
+		numprot = 1;
+	}
+	/* write the entries */
+	for (i=0;i<numprot;i++)
+	{
+		int j;
+		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 (j=0;j<numname;j++) {
+			if (j == dupname) continue;
+			WRITE_BERVAL(cbp->fp,&names[j]);
+		}
+		WRITE_INT32(cbp->fp,port);
+		WRITE_BERVAL(cbp->fp,&protos[i]);
+	}
+	return 0;
+}
+
+NSSOV_CB(service)
+
+NSSOV_HANDLE(
+	service,byname,
+	char fbuf[1024];
+	struct berval filter = {sizeof(fbuf)};
+	filter.bv_val = fbuf;
+	READ_STRING(fp,cbp.nbuf);
+	cbp.name.bv_len = tmpint32;
+	cbp.name.bv_val = cbp.nbuf;
+	READ_STRING(fp,cbp.pbuf);
+	cbp.prot.bv_len = tmpint32;
+	cbp.prot.bv_val = tmpint32 ? cbp.pbuf : NULL;,
+	Debug(LDAP_DEBUG_TRACE,"nssov_service_byname(%s,%s)\n",cbp.name.bv_val,cbp.prot.bv_val ? cbp.prot.bv_val : "");,
+	NSLCD_ACTION_SERVICE_BYNAME,
+	mkfilter_service_byname(cbp.mi,&cbp.name,&cbp.prot,&filter)
+)
+
+NSSOV_HANDLE(
+	service,bynumber,
+	int number;
+	char fbuf[1024];
+	struct berval filter = {sizeof(fbuf)};
+	filter.bv_val = fbuf;
+	READ_INT32(fp,number);
+	cbp.name.bv_val = cbp.nbuf;
+	cbp.name.bv_len = snprintf(cbp.nbuf,sizeof(cbp.nbuf),"%d",number);
+	READ_STRING(fp,cbp.pbuf);
+	cbp.prot.bv_len = tmpint32;
+	cbp.prot.bv_val = tmpint32 ? cbp.pbuf : NULL;,
+	Debug(LDAP_DEBUG_TRACE,"nssov_service_bynumber(%s,%s)\n",cbp.name.bv_val,cbp.prot.bv_val);,
+	NSLCD_ACTION_SERVICE_BYNUMBER,
+	mkfilter_service_bynumber(cbp.mi,&cbp.name,&cbp.prot,&filter)
+)
+
+NSSOV_HANDLE(
+	service,all,
+	struct berval filter;
+	/* no parameters to read */
+	BER_BVZERO(&cbp.prot);,
+	Debug(LDAP_DEBUG_TRACE,"nssov_service_all()\n");,
+	NSLCD_ACTION_SERVICE_ALL,
+	(filter=cbp.mi->mi_filter,0)
+)