]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/entry.c
declare overlays_init()
[openldap] / servers / slapd / entry.c
index 745e96a2e90da4c15fdc297d4d439985f6725db6..37c72c3cb2c9d05f162135228e9097ca6eec1109 100644 (file)
@@ -1,8 +1,27 @@
 /* entry.c - routines for dealing with entries */
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2003 The OpenLDAP Foundation.
+ * 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>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
  */
 
 #include "portable.h"
@@ -45,9 +64,7 @@ str2entry( char *s )
        Entry           *e;
        char            *type;
        struct berval   vals[2];
-#ifdef SLAP_NVALUES
        struct berval   nvals[2], *nvalsp;
-#endif
        AttributeDescription *ad;
        const char *text;
        char    *next;
@@ -68,9 +85,10 @@ str2entry( char *s )
         */
 
 #ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, DETAIL1, "str2entry: \"%s\"\n", s ? s : "NULL", 0, 0 );
+       LDAP_LOG( OPERATION, DETAIL1, "str2entry: \"%s\"\n",
+               s ? s : "NULL", 0, 0 );
 #else
-       Debug( LDAP_DEBUG_TRACE, "=> str2entry\n",
+       Debug( LDAP_DEBUG_TRACE, "=> str2entry: \"%s\"\n",
                s ? s : "NULL", 0, 0 );
 #endif
 
@@ -129,7 +147,7 @@ str2entry( char *s )
                                return NULL;
                        }
 
-                       rc = dnPrettyNormal( NULL, &vals[0], &e->e_name, &e->e_nname );
+                       rc = dnPrettyNormal( NULL, &vals[0], &e->e_name, &e->e_nname, NULL );
                        if( rc != LDAP_SUCCESS ) {
 #ifdef NEW_LOGGING
                                LDAP_LOG( OPERATION, DETAIL1, 
@@ -193,7 +211,7 @@ str2entry( char *s )
 
                        if( pretty ) {
                                rc = pretty( ad->ad_type->sat_syntax,
-                                       &vals[0], &pval );
+                                       &vals[0], &pval, NULL );
 
                        } else if( validate ) {
                                /*
@@ -220,12 +238,12 @@ str2entry( char *s )
                        if( rc != 0 ) {
 #ifdef NEW_LOGGING
                                LDAP_LOG( OPERATION, ERR, 
-                                       "str2entry:  invalid value for syntax %s\n",
-                                       ad->ad_type->sat_syntax->ssyn_oid, 0, 0 );
+                                       "str2entry:  invalid value for attribute %s (syntax %s)\n",
+                                       ad->ad_cname.bv_val, ad->ad_type->sat_syntax->ssyn_oid, 0 );
 #else
                                Debug( LDAP_DEBUG_ANY,
-                                       "str2entry: invalid value for syntax %s\n",
-                                       ad->ad_type->sat_syntax->ssyn_oid, 0, 0 );
+                                       "str2entry: invalid value for attribute %s (syntax %s)\n",
+                                       ad->ad_cname.bv_val, ad->ad_type->sat_syntax->ssyn_oid, 0 );
 #endif
                                entry_free( e );
                                free( vals[0].bv_val );
@@ -239,7 +257,6 @@ str2entry( char *s )
                        }
                }
 
-#ifdef SLAP_NVALUES
                nvalsp = NULL;
                nvals[0].bv_val = NULL;
 
@@ -250,7 +267,7 @@ str2entry( char *s )
                                SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
                                ad->ad_type->sat_syntax,
                                ad->ad_type->sat_equality,
-                               &vals[0], &nvals[0] );
+                               &vals[0], &nvals[0], NULL );
 
                        if( rc ) {
 #ifdef NEW_LOGGING
@@ -272,13 +289,8 @@ str2entry( char *s )
 
                        nvalsp = &nvals[0];
                }
-#endif
 
-#ifdef SLAP_NVALUES
                rc = attr_merge( e, ad, vals, nvalsp );
-#else
-               rc = attr_merge( e, ad, vals );
-#endif
                if( rc != 0 ) {
 #ifdef NEW_LOGGING
                        LDAP_LOG( OPERATION, DETAIL1,
@@ -295,9 +307,7 @@ str2entry( char *s )
 
                free( type );
                free( vals[0].bv_val );
-#ifdef SLAP_NVALUES
                free( nvals[0].bv_val );
-#endif
        }
 
        /* check to make sure there was a dn: line */
@@ -432,7 +442,7 @@ entry_free( Entry *e )
 int
 entry_cmp( Entry *e1, Entry *e2 )
 {
-       return( e1 < e2 ? -1 : (e1 > e2 ? 1 : 0) );
+       return SLAP_PTRCMP( e1, e2 );
 }
 
 int
@@ -440,9 +450,8 @@ entry_dn_cmp( const void *v_e1, const void *v_e2 )
 {
        /* compare their normalized UPPERCASED dn's */
        const Entry *e1 = v_e1, *e2 = v_e2;
-       int rc = e1->e_nname.bv_len - e2->e_nname.bv_len;
-       if (rc) return rc;
-       return( strcmp( e1->e_ndn, e2->e_ndn ) );
+
+       return ber_bvcmp( &e1->e_nname, &e2->e_nname );
 }
 
 int
@@ -452,8 +461,9 @@ entry_id_cmp( const void *v_e1, const void *v_e2 )
        return( e1->e_id < e2->e_id ? -1 : (e1->e_id > e2->e_id ? 1 : 0) );
 }
 
-#ifdef SLAPD_BDB
-
+#define entry_lenlen(l)        ((l) < 0x80) ? 1 : ((l) < 0x100) ? 2 : \
+       ((l) < 0x10000) ? 3 : ((l) < 0x1000000) ? 4 : 5
+#if 0
 /* This is like a ber_len */
 static ber_len_t
 entry_lenlen(ber_len_t len)
@@ -468,6 +478,7 @@ entry_lenlen(ber_len_t len)
                return 4;
        return 5;
 }
+#endif
 
 static void
 entry_putlen(unsigned char **buf, ber_len_t len)
@@ -505,33 +516,22 @@ entry_getlen(unsigned char **buf)
        return len;
 }
 
-/* Flatten an Entry into a buffer. The buffer is filled with just the
- * strings/bervals of all the entry components. Each field is preceded
- * by its length, encoded the way ber_put_len works. Every field is NUL
- * terminated.  The entire buffer size is precomputed so that a single
- * malloc can be performed. The entry size is also recorded,
- * to aid in entry_decode.
- */
-int entry_encode(Entry *e, struct berval *bv)
+/* Add up the size of the entry for a flattened buffer */
+void entry_flatsize(Entry *e, ber_len_t *psiz, ber_len_t *plen, int norm)
 {
        ber_len_t siz = sizeof(Entry);
        ber_len_t len, dnlen, ndnlen;
        int i;
        Attribute *a;
-       unsigned char *ptr;
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, DETAIL1, "entry_encode: id: 0x%08lx  \"%s\"\n",
-               (long) e->e_id, e->e_dn, 0 );
-#else
-       Debug( LDAP_DEBUG_TRACE, "=> entry_encode(0x%08lx): %s\n",
-               (long) e->e_id, e->e_dn, 0 );
-#endif
        dnlen = e->e_name.bv_len;
-       ndnlen = e->e_nname.bv_len;
-       len = dnlen + ndnlen + 2;       /* two trailing NUL bytes */
+       len = dnlen + 1;        /* trailing NUL byte */
        len += entry_lenlen(dnlen);
-       len += entry_lenlen(ndnlen);
+       if (norm) {
+               ndnlen = e->e_nname.bv_len;
+               len += ndnlen + 1;
+               len += entry_lenlen(ndnlen);
+       }
        for (a=e->e_attrs; a; a=a->a_next) {
                /* For AttributeDesc, we only store the attr name */
                siz += sizeof(Attribute);
@@ -544,8 +544,7 @@ int entry_encode(Entry *e, struct berval *bv)
                }
                len += entry_lenlen(i);
                siz += sizeof(struct berval);   /* empty berval at end */
-#ifdef SLAP_NVALUES_ON_DISK
-               if (a->a_nvals != a->a_vals) {
+               if (norm && a->a_nvals != a->a_vals) {
                        for (i=0; a->a_nvals[i].bv_val; i++) {
                                siz += sizeof(struct berval);
                                len += a->a_nvals[i].bv_len + 1;
@@ -556,10 +555,40 @@ int entry_encode(Entry *e, struct berval *bv)
                } else {
                        len += entry_lenlen(0); /* 0 nvals */
                }
-#endif
        }
        len += 1;       /* NUL byte at end */
        len += entry_lenlen(siz);
+       *psiz = siz;
+       *plen = len;
+}
+
+/* Flatten an Entry into a buffer. The buffer is filled with just the
+ * strings/bervals of all the entry components. Each field is preceded
+ * by its length, encoded the way ber_put_len works. Every field is NUL
+ * terminated.  The entire buffer size is precomputed so that a single
+ * malloc can be performed. The entry size is also recorded,
+ * to aid in entry_decode.
+ */
+int entry_encode(Entry *e, struct berval *bv)
+{
+       ber_len_t siz = sizeof(Entry);
+       ber_len_t len, dnlen, ndnlen;
+       int i;
+       Attribute *a;
+       unsigned char *ptr;
+
+#ifdef NEW_LOGGING
+       LDAP_LOG( OPERATION, DETAIL1, "entry_encode: id: 0x%08lx  \"%s\"\n",
+               (long) e->e_id, e->e_dn, 0 );
+#else
+       Debug( LDAP_DEBUG_TRACE, "=> entry_encode(0x%08lx): %s\n",
+               (long) e->e_id, e->e_dn, 0 );
+#endif
+       dnlen = e->e_name.bv_len;
+       ndnlen = e->e_nname.bv_len;
+
+       entry_flatsize( e, &siz, &len, 1 );
+
        bv->bv_len = len;
        bv->bv_val = ch_malloc(len);
        ptr = (unsigned char *)bv->bv_val;
@@ -589,7 +618,6 @@ int entry_encode(Entry *e, struct berval *bv)
                        ptr += a->a_vals[i].bv_len;
                        *ptr++ = '\0';
                    }
-#ifdef SLAP_NVALUES_ON_DISK
                    if (a->a_nvals != a->a_vals) {
                        entry_putlen(&ptr, i);
                        for (i=0; a->a_nvals[i].bv_val; i++) {
@@ -602,7 +630,6 @@ int entry_encode(Entry *e, struct berval *bv)
                    } else {
                        entry_putlen(&ptr, 0);
                    }
-#endif
                }
        }
        *ptr = '\0';
@@ -632,13 +659,23 @@ int entry_decode(struct berval *bv, Entry **e)
        BerVarray bptr;
 
        i = entry_getlen(&ptr);
+       if (!i) {
+#ifdef NEW_LOGGING
+               LDAP_LOG( OPERATION, INFO, 
+                       "entry_decode: entry length was zero\n", 0, 0, 0);
+#else
+               Debug( LDAP_DEBUG_ANY,
+                       "entry_decode: entry length was zero\n", 0, 0, 0);
+#endif
+               return LDAP_OTHER;
+       }
        x = ch_calloc(1, i);
        i = entry_getlen(&ptr);
-       x->e_name.bv_val = ptr;
+       x->e_name.bv_val = (char *) ptr;
        x->e_name.bv_len = i;
        ptr += i+1;
        i = entry_getlen(&ptr);
-       x->e_nname.bv_val = ptr;
+       x->e_nname.bv_val = (char *) ptr;
        x->e_nname.bv_len = i;
        ptr += i+1;
 #ifdef NEW_LOGGING
@@ -660,7 +697,7 @@ int entry_decode(struct berval *bv, Entry **e)
        while ((i = entry_getlen(&ptr))) {
                struct berval bv;
                bv.bv_len = i;
-               bv.bv_val = ptr;
+               bv.bv_val = (char *) ptr;
                if (a) {
                        a->a_next = (Attribute *)bptr;
                }
@@ -709,7 +746,6 @@ int entry_decode(struct berval *bv, Entry **e)
                bptr->bv_len = 0;
                bptr++;
 
-#ifdef SLAP_NVALUES_ON_DISK
                j = entry_getlen(&ptr);
                if (j) {
                        a->a_nvals = bptr;
@@ -727,40 +763,6 @@ int entry_decode(struct berval *bv, Entry **e)
                } else {
                        a->a_nvals = a->a_vals;
                }
-#elif defined(SLAP_NVALUES)
-               if( count && ad->ad_type->sat_equality &&
-                       ad->ad_type->sat_equality->smr_normalize )
-               {
-                       a->a_nvals = ch_malloc((count+1)*sizeof(struct berval));
-
-                       for(j=0; j<count; j++) {
-                               rc = ad->ad_type->sat_equality->smr_normalize(
-                                       SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
-                                       ad->ad_type->sat_syntax,
-                                       ad->ad_type->sat_equality,
-                                       &a->a_vals[j], &a->a_nvals[j] );
-
-                               if( rc ) {
-#ifdef NEW_LOGGING
-                                       LDAP_LOG( OPERATION, DETAIL1,
-                                               "entry_decode: NULL (smr_normalize %d)\n",
-                                               rc, 0, 0 );
-#else
-                                       Debug( LDAP_DEBUG_ANY,
-                                               "<= entry_decode NULL (smr_normalize %d)\n",
-                                               rc, 0, 0 );
-#endif
-
-                                       return rc;
-                               }
-                       }
-                       a->a_nvals[j].bv_val = NULL;
-                       a->a_nvals[j].bv_len = 0;
-               } else {
-                       a->a_nvals = a->a_vals;
-               }
-#endif
-
        }
 
        if (a) a->a_next = NULL;
@@ -773,4 +775,22 @@ int entry_decode(struct berval *bv, Entry **e)
        *e = x;
        return 0;
 }
-#endif
+
+Entry *entry_dup( Entry *e )
+{
+       Entry *ret;
+
+       ret = (Entry *)ch_calloc( 1, sizeof(*ret) );
+
+       ret->e_id = e->e_id;
+       ber_dupbv( &ret->e_name, &e->e_name );
+       ber_dupbv( &ret->e_nname, &e->e_nname );
+       ret->e_attrs = attrs_dup( e->e_attrs );
+       ret->e_ocflags = e->e_ocflags;
+       ret->e_bv.bv_val = NULL;
+       ret->e_bv.bv_len = 0;
+       ret->e_private = NULL;
+
+       return ret;
+}
+