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ITS#5340: REP_ENTRY_MUSTFLUSH, rs_replace_entry(), rs_ensure_entry_modifiable()

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This commit is contained in:
Hallvard Furuseth 2009-12-10 00:07:34 +00:00
parent f3342dcbd3
commit 1a7b18bcca
3 changed files with 49 additions and 0 deletions
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4
servers/slapd/proto-slap.h
View File

@ -1514,6 +1514,10 @@ LDAP_SLAPD_F (int) get_alias_dn LDAP_P((
/*
* result.c
*/
LDAP_SLAPD_F (void) rs_replace_entry LDAP_P(( Operation *op,
SlapReply *rs, slap_overinst *on, Entry *e ));
LDAP_SLAPD_F (int) rs_ensure_entry_modifiable LDAP_P(( Operation *op,
SlapReply *rs, slap_overinst *on ));
LDAP_SLAPD_F (void) slap_send_ldap_result LDAP_P(( Operation *op, SlapReply *rs ));
LDAP_SLAPD_F (void) send_ldap_sasl LDAP_P(( Operation *op, SlapReply *rs ));
LDAP_SLAPD_F (void) send_ldap_disconnect LDAP_P(( Operation *op, SlapReply *rs ));

44
servers/slapd/result.c
View File

@ -132,6 +132,50 @@ slap_req2res( ber_tag_t tag )
return tag;
}
#ifdef RS_ASSERT
#elif 0 && defined LDAP_DEVEL /* FIXME: this should not crash. ITS#5340. */
#define RS_ASSERT assert
#else
#define RS_ASSERT(cond) ((void) 0)
#endif
/* Set rs->sr_entry after obyeing and clearing sr_flags & REP_ENTRY_MASK. */
void
rs_replace_entry( Operation *op, SlapReply *rs, slap_overinst *on, Entry *e )
{
slap_mask_t e_flags = rs->sr_flags & REP_ENTRY_MUSTFLUSH;
if ( e_flags && rs->sr_entry != NULL ) {
RS_ASSERT( e_flags != REP_ENTRY_MUSTFLUSH );
if ( !(e_flags & REP_ENTRY_MUSTRELEASE) ) {
entry_free( rs->sr_entry );
} else if ( on != NULL ) {
overlay_entry_release_ov( op, rs->sr_entry, 0, on );
} else {
be_entry_release_rw( op, rs->sr_entry, 0 );
}
}
rs->sr_flags &= ~REP_ENTRY_MASK;
rs->sr_entry = e;
}
/*
* Ensure rs->sr_entry is modifiable, by duplicating it if necessary.
* Obey sr_flags. Set REP_ENTRY_<MODIFIABLE, and MUSTBEFREED if duplicated>.
* Return nonzero if rs->sr_entry was replaced.
*/
int
rs_ensure_entry_modifiable( Operation *op, SlapReply *rs, slap_overinst *on )
{
if ( rs->sr_flags & REP_ENTRY_MODIFIABLE ) {
RS_ASSERT((rs->sr_flags & REP_ENTRY_MUSTFLUSH)==REP_ENTRY_MUSTBEFREED);
return 0;
}
rs_replace_entry( op, rs, on, entry_dup( rs->sr_entry ));
rs->sr_flags |= REP_ENTRY_MODIFIABLE | REP_ENTRY_MUSTBEFREED;
return 1;
}
static long send_ldap_ber(
Operation *op,
BerElement *ber )

1
servers/slapd/slap.h
View File

@ -2097,6 +2097,7 @@ struct SlapReply {
#define REP_ENTRY_MUSTBEFREED 0x0002U
#define REP_ENTRY_MUSTRELEASE 0x0004U
#define REP_ENTRY_MASK (REP_ENTRY_MODIFIABLE|REP_ENTRY_MUSTBEFREED|REP_ENTRY_MUSTRELEASE)
#define REP_ENTRY_MUSTFLUSH (REP_ENTRY_MODIFIABLE|REP_ENTRY_MUSTBEFREED)
#define REP_MATCHED_MUSTBEFREED 0x0010U
#define REP_MATCHED_MASK (REP_MATCHED_MUSTBEFREED)