X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fentry.c;h=605247489c3e2f85561b1ee7365a92a4d01b78aa;hb=0a5f1e8516d386784ed7f605e5d03c7ee6d7cedd;hp=a7a84f2a25cd479e57a1323830404ccb8b541a8f;hpb=f49fd8a98e6849f74e50a01165f4214b065b9b00;p=openldap
diff --git a/servers/slapd/entry.c b/servers/slapd/entry.c
index a7a84f2a25..605247489c 100644
--- a/servers/slapd/entry.c
+++ b/servers/slapd/entry.c
@@ -1,8 +1,27 @@
/* entry.c - routines for dealing with entries */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software .
+ *
+ * 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
+ * .
+ */
+/* 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"
@@ -15,14 +34,22 @@
#include
#include "slap.h"
+#include "ldif.h"
static unsigned char *ebuf; /* buf returned by entry2str */
static unsigned char *ecur; /* pointer to end of currently used ebuf */
static int emaxsize;/* max size of ebuf */
+/*
+ * Empty root entry
+ */
+const Entry slap_entry_root = {
+ NOID, { 0, "" }, { 0, "" }, NULL, 0, { 0, "" }, NULL
+};
+
int entry_destroy(void)
{
- free( ebuf );
+ if ( ebuf ) free( ebuf );
ebuf = NULL;
ecur = NULL;
emaxsize = 0;
@@ -35,10 +62,9 @@ str2entry( char *s )
{
int rc;
Entry *e;
- Attribute **a = NULL;
char *type;
- struct berval value;
- struct berval *vals[2];
+ struct berval vals[2];
+ struct berval nvals[2], *nvalsp;
AttributeDescription *ad;
const char *text;
char *next;
@@ -59,20 +85,19 @@ str2entry( char *s )
*/
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
- "str2entry: \"%s\"\n", s ? s : "NULL" ));
+ 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
/* initialize reader/writer lock */
- e = (Entry *) ch_malloc( sizeof(Entry) );
+ e = (Entry *) ch_calloc( 1, sizeof(Entry) );
if( e == NULL ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "str2entry: entry allocation failed.\n" ));
+ LDAP_LOG( OPERATION, ERR, "str2entry: entry allocation failed.\n", 0, 0, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"<= str2entry NULL (entry allocation failed)\n",
@@ -83,14 +108,10 @@ str2entry( char *s )
/* initialize entry */
e->e_id = NOID;
- e->e_dn = NULL;
- e->e_ndn = NULL;
- e->e_attrs = NULL;
- e->e_private = NULL;
/* dn + attributes */
- vals[0] = &value;
- vals[1] = NULL;
+ vals[1].bv_len = 0;
+ vals[1].bv_val = NULL;
next = s;
while ( (s = ldif_getline( &next )) != NULL ) {
@@ -98,10 +119,9 @@ str2entry( char *s )
break;
}
- if ( ldif_parse_line( s, &type, &value.bv_val, &value.bv_len ) != 0 ) {
+ if ( ldif_parse_line( s, &type, &vals[0].bv_val, &vals[0].bv_len ) != 0 ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "str2entry: NULL (parse_line)\n" ));
+ LDAP_LOG( OPERATION, DETAIL1, "str2entry: NULL (parse_line)\n",0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"<= str2entry NULL (parse_line)\n", 0, 0, 0 );
@@ -114,20 +134,35 @@ str2entry( char *s )
if ( e->e_dn != NULL ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "str2entry: entry %ld has multiple dns \"%s\" and \"%s\" (second ignored)\n",
- e->e_id, e->e_dn, value.bv_val != NULL ? value.bv_val : "" ));
+ LDAP_LOG( OPERATION, DETAIL1, "str2entry: "
+ "entry %ld has multiple DNs \"%s\" and \"%s\"\n",
+ (long) e->e_id, e->e_dn, vals[0].bv_val );
#else
- Debug( LDAP_DEBUG_ANY,
- "str2entry: entry %ld has multiple dns \"%s\" and \"%s\" (second ignored)\n",
- e->e_id, e->e_dn,
- value.bv_val != NULL ? value.bv_val : "" );
+ Debug( LDAP_DEBUG_ANY, "str2entry: "
+ "entry %ld has multiple DNs \"%s\" and \"%s\"\n",
+ (long) e->e_id, e->e_dn, vals[0].bv_val );
#endif
- if( value.bv_val != NULL ) free( value.bv_val );
- continue;
+ free( vals[0].bv_val );
+ entry_free( e );
+ return NULL;
}
- e->e_dn = value.bv_val != NULL ? value.bv_val : ch_strdup( "" );
+ rc = dnPrettyNormal( NULL, &vals[0], &e->e_name, &e->e_nname, NULL );
+ if( rc != LDAP_SUCCESS ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "str2entry: entry %ld has invalid DN \"%s\"\n",
+ (long) e->e_id, vals[0].bv_val, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY, "str2entry: "
+ "entry %ld has invalid DN \"%s\"\n",
+ (long) e->e_id, vals[0].bv_val, 0 );
+#endif
+ entry_free( e );
+ free( vals[0].bv_val );
+ return NULL;
+ }
+ free( vals[0].bv_val );
continue;
}
@@ -136,8 +171,8 @@ str2entry( char *s )
if( rc != LDAP_SUCCESS ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "str2entry: str2ad(%s): %s\n", type, text ));
+ LDAP_LOG( OPERATION, DETAIL1,
+ "str2entry: str2ad(%s): %s\n", type, text, 0 );
#else
Debug( slapMode & SLAP_TOOL_MODE
? LDAP_DEBUG_ANY : LDAP_DEBUG_TRACE,
@@ -145,113 +180,152 @@ str2entry( char *s )
#endif
if( slapMode & SLAP_TOOL_MODE ) {
entry_free( e );
- free( value.bv_val );
+ free( vals[0].bv_val );
free( type );
return NULL;
}
rc = slap_str2undef_ad( type, &ad, &text );
-
if( rc != LDAP_SUCCESS ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "str2entry: str2undef_ad(%s): %s\n", type, text ));
+ LDAP_LOG( OPERATION, DETAIL1,
+ "str2entry: str2undef_ad(%s): %s\n", type, text, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"<= str2entry: str2undef_ad(%s): %s\n",
type, text, 0 );
#endif
entry_free( e );
- free( value.bv_val );
+ free( vals[0].bv_val );
free( type );
return NULL;
}
}
if( slapMode & SLAP_TOOL_MODE ) {
+ struct berval pval;
slap_syntax_validate_func *validate =
ad->ad_type->sat_syntax->ssyn_validate;
+ slap_syntax_transform_func *pretty =
+ ad->ad_type->sat_syntax->ssyn_pretty;
+
+ if( pretty ) {
+ rc = pretty( ad->ad_type->sat_syntax,
+ &vals[0], &pval, NULL );
+
+ } else if( validate ) {
+ /*
+ * validate value per syntax
+ */
+ rc = validate( ad->ad_type->sat_syntax, &vals[0] );
- if( !validate ) {
+ } else {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "str2entry: no validator for syntax %s\n",
- ad->ad_type->sat_syntax->ssyn_oid ));
+ LDAP_LOG( OPERATION, INFO,
+ "str2entry: no validator for syntax %s\n",
+ ad->ad_type->sat_syntax->ssyn_oid, 0, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"str2entry: no validator for syntax %s\n",
ad->ad_type->sat_syntax->ssyn_oid, 0, 0 );
#endif
entry_free( e );
- free( value.bv_val );
+ free( vals[0].bv_val );
free( type );
return NULL;
}
- /*
- * validate value per syntax
- */
- rc = validate( ad->ad_type->sat_syntax, &value );
-
if( rc != 0 ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "str2entry: invalid value for syntax %s\n",
- ad->ad_type->sat_syntax->ssyn_oid ));
+ LDAP_LOG( OPERATION, ERR,
+ "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( value.bv_val );
+ free( vals[0].bv_val );
free( type );
return NULL;
}
+
+ if( pretty ) {
+ free( vals[0].bv_val );
+ vals[0] = pval;
+ }
}
- rc = attr_merge( e, ad, vals );
+ nvalsp = NULL;
+ nvals[0].bv_val = NULL;
+
+ if( ad->ad_type->sat_equality &&
+ ad->ad_type->sat_equality->smr_normalize )
+ {
+ rc = ad->ad_type->sat_equality->smr_normalize(
+ SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
+ ad->ad_type->sat_syntax,
+ ad->ad_type->sat_equality,
+ &vals[0], &nvals[0], NULL );
+
+ if( rc ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, DETAIL1,
+ "str2entry: NULL (smr_normalize %d)\n" , rc, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_ANY,
+ "<= str2entry NULL (smr_normalize %d)\n", rc, 0, 0 );
+#endif
+
+ entry_free( e );
+ free( vals[0].bv_val );
+ free( type );
+ return NULL;
+ }
+
+ nvals[1].bv_len = 0;
+ nvals[1].bv_val = NULL;
- ad_free( ad, 1 );
+ nvalsp = &nvals[0];
+ }
+ rc = attr_merge( e, ad, vals, nvalsp );
if( rc != 0 ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "str2entry: NULL (attr_merge)\n" ));
+ LDAP_LOG( OPERATION, DETAIL1,
+ "str2entry: NULL (attr_merge)\n" , 0, 0, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"<= str2entry NULL (attr_merge)\n", 0, 0, 0 );
#endif
entry_free( e );
- free( value.bv_val );
+ free( vals[0].bv_val );
free( type );
return( NULL );
}
free( type );
- free( value.bv_val );
+ free( vals[0].bv_val );
+ free( nvals[0].bv_val );
}
/* check to make sure there was a dn: line */
if ( e->e_dn == NULL ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "str2entry: entry %ld has no dn.\n", e->e_id ));
+ LDAP_LOG( OPERATION, INFO,
+ "str2entry: entry %ld has no dn.\n", (long) e->e_id, 0, 0 );
#else
Debug( LDAP_DEBUG_ANY, "str2entry: entry %ld has no dn\n",
- e->e_id, 0, 0 );
+ (long) e->e_id, 0, 0 );
#endif
entry_free( e );
- return( NULL );
+ return NULL;
}
- /* generate normalized dn */
- e->e_ndn = ch_strdup( e->e_dn );
- (void) dn_normalize( e->e_ndn );
-
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL2,
- "str2entry(%s) -> 0x%lx\n", e->e_dn, (unsigned long)e ));
+ LDAP_LOG( OPERATION, DETAIL2,
+ "str2entry(%s) -> 0x%lx\n", e->e_dn, (unsigned long)e, 0 );
#else
Debug(LDAP_DEBUG_TRACE, "<= str2entry(%s) -> 0x%lx\n",
e->e_dn, (unsigned long) e, 0 );
@@ -280,7 +354,10 @@ entry2str(
{
Attribute *a;
struct berval *bv;
- int i, tmplen;
+ int i;
+ ber_len_t tmplen;
+
+ assert( e != NULL );
/*
* In string format, an entry looks like this:
@@ -293,7 +370,7 @@ entry2str(
/* put the dn */
if ( e->e_dn != NULL ) {
/* put "dn: " */
- tmplen = strlen( e->e_dn );
+ tmplen = e->e_name.bv_len;
MAKE_SPACE( LDIF_SIZE_NEEDED( 2, tmplen ));
ldif_sput( (char **) &ecur, LDIF_PUT_VALUE, "dn", e->e_dn, tmplen );
}
@@ -301,12 +378,12 @@ entry2str(
/* put the attributes */
for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
/* put ":[:] " line for each value */
- for ( i = 0; a->a_vals[i] != NULL; i++ ) {
- bv = a->a_vals[i];
- tmplen = a->a_desc->ad_cname->bv_len;
+ for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
+ bv = &a->a_vals[i];
+ tmplen = a->a_desc->ad_cname.bv_len;
MAKE_SPACE( LDIF_SIZE_NEEDED( tmplen, bv->bv_len ));
ldif_sput( (char **) &ecur, LDIF_PUT_VALUE,
- a->a_desc->ad_cname->bv_val,
+ a->a_desc->ad_cname.bv_val,
bv->bv_val, bv->bv_len );
}
}
@@ -320,8 +397,14 @@ entry2str(
void
entry_free( Entry *e )
{
- Attribute *a, *next;
+ /* free an entry structure */
+ assert( e != NULL );
+ /* e_private must be freed by the caller */
+ assert( e->e_private == NULL );
+ e->e_private = NULL;
+
+ /* free DNs */
if ( e->e_dn != NULL ) {
free( e->e_dn );
e->e_dn = NULL;
@@ -330,12 +413,16 @@ entry_free( Entry *e )
free( e->e_ndn );
e->e_ndn = NULL;
}
- for ( a = e->e_attrs; a != NULL; a = next ) {
- next = a->a_next;
- attr_free( a );
+
+ if ( e->e_bv.bv_val != NULL ) {
+ free( e->e_bv.bv_val );
+ e->e_bv.bv_val = NULL;
}
+
+ /* free attributes */
+ attrs_free( e->e_attrs );
e->e_attrs = NULL;
- e->e_private = NULL;
+
free( e );
}
@@ -355,254 +442,345 @@ 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
-entry_dn_cmp( Entry *e1, Entry *e2 )
+entry_dn_cmp( const void *v_e1, const void *v_e2 )
{
/* compare their normalized UPPERCASED dn's */
- return( strcmp( e1->e_ndn, e2->e_ndn ) );
+ const Entry *e1 = v_e1, *e2 = v_e2;
+
+ return ber_bvcmp( &e1->e_nname, &e2->e_nname );
}
int
-entry_id_cmp( Entry *e1, Entry *e2 )
+entry_id_cmp( const void *v_e1, const void *v_e2 )
{
+ const Entry *e1 = v_e1, *e2 = v_e2;
return( e1->e_id < e2->e_id ? -1 : (e1->e_id > e2->e_id ? 1 : 0) );
}
-#define SLAPD_SLEEPY 1
-#ifdef SLAPD_SLEEPY
+#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)
+{
+ if (len <= 0x7f)
+ return 1;
+ if (len <= 0xff)
+ return 2;
+ if (len <= 0xffff)
+ return 3;
+ if (len <= 0xffffff)
+ return 4;
+ return 5;
+}
+#endif
-/* a DER encoded entry looks like:
- *
- * entry :== SEQUENCE {
- * dn DistinguishedName,
- * ndn NormalizedDistinguishedName,
- * attrs SEQUENCE OF SEQUENCE {
- * type AttributeType,
- * values SET OF AttributeValue
- * }
- * }
- *
- * Encoding/Decoding of DER should be much faster than LDIF
- */
+static void
+entry_putlen(unsigned char **buf, ber_len_t len)
+{
+ ber_len_t lenlen = entry_lenlen(len);
+
+ if (lenlen == 1) {
+ **buf = (unsigned char) len;
+ } else {
+ int i;
+ **buf = 0x80 | ((unsigned char) lenlen - 1);
+ for (i=lenlen-1; i>0; i--) {
+ (*buf)[i] = (unsigned char) len;
+ len >>= 8;
+ }
+ }
+ *buf += lenlen;
+}
-int entry_decode( struct berval *bv, Entry **entry )
+static ber_len_t
+entry_getlen(unsigned char **buf)
{
- int rc;
- BerElement *ber;
- Entry *e;
- ber_tag_t tag;
- ber_len_t len;
- char *last;
+ ber_len_t len;
+ int i;
+
+ len = *(*buf)++;
+ if (len <= 0x7f)
+ return len;
+ i = len & 0x7f;
+ len = 0;
+ for (;i > 0; i--) {
+ len <<= 8;
+ len |= *(*buf)++;
+ }
+ return len;
+}
- ber = ber_init( bv );
- if( ber == NULL ) {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "entry_decode: ber_init failed\n" ));
-#else
- Debug( LDAP_DEBUG_ANY,
- "<= entry_decode: ber_init failed\n",
- 0, 0, 0 );
-#endif
- return LDAP_LOCAL_ERROR;
+/* 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;
+
+ dnlen = e->e_name.bv_len;
+ len = dnlen + 1; /* trailing NUL byte */
+ len += entry_lenlen(dnlen);
+ 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);
+ len += a->a_desc->ad_cname.bv_len+1;
+ len += entry_lenlen(a->a_desc->ad_cname.bv_len);
+ for (i=0; a->a_vals[i].bv_val; i++) {
+ siz += sizeof(struct berval);
+ len += a->a_vals[i].bv_len + 1;
+ len += entry_lenlen(a->a_vals[i].bv_len);
+ }
+ len += entry_lenlen(i);
+ siz += sizeof(struct berval); /* empty berval at end */
+ 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;
+ len += entry_lenlen(a->a_nvals[i].bv_len);
+ }
+ len += entry_lenlen(i); /* i nvals */
+ siz += sizeof(struct berval);
+ } else {
+ len += entry_lenlen(0); /* 0 nvals */
+ }
+ }
+ len += 1; /* NUL byte at end */
+ len += entry_lenlen(siz);
+ *psiz = siz;
+ *plen = len;
+}
- /* initialize reader/writer lock */
- e = (Entry *) ch_malloc( sizeof(Entry) );
+/* 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;
- if( e == NULL ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "entry_decode: entry allocation failed.\n" ));
+ LDAP_LOG( OPERATION, DETAIL1, "entry_encode: id: 0x%08lx \"%s\"\n",
+ (long) e->e_id, e->e_dn, 0 );
#else
- Debug( LDAP_DEBUG_ANY,
- "<= entry_decode: entry allocation failed\n",
- 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "=> entry_encode(0x%08lx): %s\n",
+ (long) e->e_id, e->e_dn, 0 );
#endif
- return LDAP_LOCAL_ERROR;
- }
-
- /* initialize entry */
- e->e_id = NOID;
- e->e_dn = NULL;
- e->e_ndn = NULL;
- e->e_attrs = NULL;
- e->e_private = NULL;
-
- tag = ber_scanf( ber, "{aa" /*"}"*/, &e->e_dn, &e->e_ndn );
- if( tag == LBER_ERROR ) {
- free( e );
- return LDAP_PROTOCOL_ERROR;
+ 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;
+ entry_putlen(&ptr, siz);
+ entry_putlen(&ptr, dnlen);
+ AC_MEMCPY(ptr, e->e_dn, dnlen);
+ ptr += dnlen;
+ *ptr++ = '\0';
+ entry_putlen(&ptr, ndnlen);
+ AC_MEMCPY(ptr, e->e_ndn, ndnlen);
+ ptr += ndnlen;
+ *ptr++ = '\0';
+
+ for (a=e->e_attrs; a; a=a->a_next) {
+ entry_putlen(&ptr, a->a_desc->ad_cname.bv_len);
+ AC_MEMCPY(ptr, a->a_desc->ad_cname.bv_val,
+ a->a_desc->ad_cname.bv_len);
+ ptr += a->a_desc->ad_cname.bv_len;
+ *ptr++ = '\0';
+ if (a->a_vals) {
+ for (i=0; a->a_vals[i].bv_val; i++);
+ entry_putlen(&ptr, i);
+ for (i=0; a->a_vals[i].bv_val; i++) {
+ entry_putlen(&ptr, a->a_vals[i].bv_len);
+ AC_MEMCPY(ptr, a->a_vals[i].bv_val,
+ a->a_vals[i].bv_len);
+ ptr += a->a_vals[i].bv_len;
+ *ptr++ = '\0';
+ }
+ if (a->a_nvals != a->a_vals) {
+ entry_putlen(&ptr, i);
+ for (i=0; a->a_nvals[i].bv_val; i++) {
+ entry_putlen(&ptr, a->a_nvals[i].bv_len);
+ AC_MEMCPY(ptr, a->a_nvals[i].bv_val,
+ a->a_nvals[i].bv_len);
+ ptr += a->a_nvals[i].bv_len;
+ *ptr++ = '\0';
+ }
+ } else {
+ entry_putlen(&ptr, 0);
+ }
+ }
}
+ *ptr = '\0';
+ return 0;
+}
+/* Retrieve an Entry that was stored using entry_encode above.
+ * We malloc a single block with the size stored above for the Entry
+ * and all of its Attributes. We also must lookup the stored
+ * attribute names to get AttributeDescriptions. To detect if the
+ * attributes of an Entry are later modified, we note that e->e_attr
+ * is always a constant offset from (e).
+ *
+ * Note: everything is stored in a single contiguous block, so
+ * you can not free individual attributes or names from this
+ * structure. Attempting to do so will likely corrupt memory.
+ */
+int entry_decode(struct berval *bv, Entry **e)
+{
+ int i, j, count;
+ int rc;
+ Attribute *a;
+ Entry *x;
+ const char *text;
+ AttributeDescription *ad;
+ unsigned char *ptr = (unsigned char *)bv->bv_val;
+ BerVarray bptr;
+
+ i = entry_getlen(&ptr);
+ x = ch_calloc(1, i);
+ i = entry_getlen(&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 = (char *) ptr;
+ x->e_nname.bv_len = i;
+ ptr += i+1;
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL2,
- "entry_decode: \"%s\"\n", e->e_dn ));
+ LDAP_LOG( OPERATION, DETAIL2, "entry_decode: \"%s\"\n", x->e_dn, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"entry_decode: \"%s\"\n",
- e->e_dn, 0, 0 );
+ x->e_dn, 0, 0 );
#endif
- /* get the attrs */
- for ( tag = ber_first_element( ber, &len, &last );
- tag != LBER_DEFAULT;
- tag = ber_next_element( ber, &len, last ) )
- {
- struct berval *type;
- struct berval **vals;
- AttributeDescription *ad;
- const char *text;
-
- tag = ber_scanf( ber, "{O{V}}", &type, &vals );
-
- if ( tag == LBER_ERROR ) {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "entry_decode: decoding error (%s)\n", e->e_dn ));
-#else
- Debug( LDAP_DEBUG_ANY, "entry_decode: decoding error\n", 0, 0, 0 );
-#endif
- entry_free( e );
- return LDAP_PROTOCOL_ERROR;
- }
+ x->e_bv = *bv;
- if ( vals == NULL ) {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
- "entry_decode: no values for type %s\n", type ));
-#else
- Debug( LDAP_DEBUG_ANY, "entry_decode: no values for type %s\n",
- type, 0, 0 );
-#endif
- ber_bvfree( type );
- entry_free( e );
- return LDAP_PROTOCOL_ERROR;
+ /* A valid entry must have at least one attr, so this
+ * pointer can never be NULL
+ */
+ x->e_attrs = (Attribute *)(x+1);
+ bptr = (BerVarray)x->e_attrs;
+ a = NULL;
+
+ while ((i = entry_getlen(&ptr))) {
+ struct berval bv;
+ bv.bv_len = i;
+ bv.bv_val = (char *) ptr;
+ if (a) {
+ a->a_next = (Attribute *)bptr;
}
-
+ a = (Attribute *)bptr;
ad = NULL;
- rc = slap_bv2ad( type, &ad, &text );
+ rc = slap_bv2ad( &bv, &ad, &text );
if( rc != LDAP_SUCCESS ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "entry_decode: str2ad(%s): %s\n", type, text ));
+ LDAP_LOG( OPERATION, INFO,
+ "entry_decode: str2ad(%s): %s\n", ptr, text, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
- "<= entry_decode: str2ad(%s): %s\n", type, text, 0 );
+ "<= entry_decode: str2ad(%s): %s\n", ptr, text, 0 );
#endif
- rc = slap_bv2undef_ad( type, &ad, &text );
+ rc = slap_bv2undef_ad( &bv, &ad, &text );
if( rc != LDAP_SUCCESS ) {
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "entry_decode: str2undef_ad(%s): %s\n", type, text));
+ LDAP_LOG( OPERATION, INFO,
+ "entry_decode: str2undef_ad(%s): %s\n", ptr, text, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"<= entry_decode: str2undef_ad(%s): %s\n",
- type, text, 0 );
+ ptr, text, 0 );
#endif
- ber_bvfree( type );
- ber_bvecfree( vals );
- entry_free( e );
return rc;
}
}
-
- rc = attr_merge( e, ad, vals );
- ad_free( ad, 1 );
-
- if( rc != 0 ) {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "entry_decode: attr_merge failed\n"));
-#else
- Debug( LDAP_DEBUG_ANY,
- "<= entry_decode: attr_merge failed\n", 0, 0, 0 );
-#endif
- ber_bvfree( type );
- ber_bvecfree( vals );
- entry_free( e );
- return LDAP_LOCAL_ERROR;
+ ptr += i + 1;
+ a->a_desc = ad;
+ bptr = (BerVarray)(a+1);
+ a->a_vals = bptr;
+ a->a_flags = 0;
+ count = j = entry_getlen(&ptr);
+
+ while (j) {
+ i = entry_getlen(&ptr);
+ bptr->bv_len = i;
+ bptr->bv_val = (char *)ptr;
+ ptr += i+1;
+ bptr++;
+ j--;
+ }
+ bptr->bv_val = NULL;
+ bptr->bv_len = 0;
+ bptr++;
+
+ j = entry_getlen(&ptr);
+ if (j) {
+ a->a_nvals = bptr;
+ while (j) {
+ i = entry_getlen(&ptr);
+ bptr->bv_len = i;
+ bptr->bv_val = (char *)ptr;
+ ptr += i+1;
+ bptr++;
+ j--;
+ }
+ bptr->bv_val = NULL;
+ bptr->bv_len = 0;
+ bptr++;
+ } else {
+ a->a_nvals = a->a_vals;
}
-
- free( type );
- ber_bvecfree( vals );
- }
-
- rc = ber_scanf( ber, /*"{"*/ "}" );
- if( rc < 0 ) {
- entry_free( e );
- return LDAP_PROTOCOL_ERROR;
}
+ if (a) a->a_next = NULL;
#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_DETAIL1,
- "entry_decode: %s\n", e->e_dn ));
+ LDAP_LOG( OPERATION, DETAIL1, "entry_decode: %s\n", x->e_dn, 0, 0 );
#else
Debug(LDAP_DEBUG_TRACE, "<= entry_decode(%s)\n",
- e->e_dn, 0, 0 );
+ x->e_dn, 0, 0 );
#endif
-
- *entry = e;
- return LDAP_SUCCESS;
+ *e = x;
+ return 0;
}
-int entry_encode(
- Entry *e,
- struct berval **bv )
+Entry *entry_dup( Entry *e )
{
- int rc = -1;
- Attribute *a;
- BerElement *ber;
-
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
- "entry_encode: id: 0x%08lx \"%s\"\n",
- e->e_id, e->e_dn ));
-#else
- Debug( LDAP_DEBUG_TRACE, "=> entry_encode(0x%08lx): %s\n",
- e->e_id, e->e_dn, 0 );
-#endif
- ber = ber_alloc_t( LBER_USE_DER );
- if( ber == NULL ) {
- goto done;
- }
+ Entry *ret;
- rc = ber_printf( ber, "{ss{" /*"}}"*/, e->e_dn, e->e_ndn );
- if( rc < 0 ) {
- goto done;
- }
+ ret = (Entry *)ch_calloc( 1, sizeof(*ret) );
- for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
- rc = ber_printf( ber, "{O{V}}",
- a->a_desc->ad_cname,
- a->a_vals );
- if( rc < 0 ) {
- goto done;
- }
- }
+ 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;
- rc = ber_printf( ber, /*"{{"*/ "}}" );
- if( rc < 0 ) {
- goto done;
- }
-
- rc = ber_flatten( ber, bv );
-
-done:
- ber_free( ber, 1 );
- if( rc ) {
-#ifdef NEW_LOGGING
- LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
- "entry_encode: id=0x%08lx failed (%d)\n", e->e_id, rc ));
-#else
- Debug( LDAP_DEBUG_ANY, "=> entry_encode(0x%08lx): failed (%d)\n",
- e->e_id, rc, 0 );
-#endif
- }
- return rc;
+ return ret;
}
-#endif
+