/* backglue.c - backend glue routines */
/* $OpenLDAP$ */
/*
- * Copyright 2001 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 2001-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
typedef struct gluenode {
BackendDB *be;
- char *pdn;
+ struct berval pdn;
} gluenode;
typedef struct glueinfo {
} glueinfo;
static int glueMode;
-static int glueBack;
+static BackendDB *glueBack;
/* Just like select_backend, but only for our backends */
static BackendDB *
glue_back_select (
BackendDB *be,
- const char *dn,
- int *idx
+ const char *dn
)
{
glueinfo *gi = (glueinfo *) be->be_private;
bv.bv_val = (char *) dn;
for (i = 0; i<gi->nodes; i++) {
- if (dn_issuffixbv (&bv, gi->n[i].be->be_nsuffix[0])) {
- if (idx)
- *idx = i;
+ if (dnIsSuffix(&bv, gi->n[i].be->be_nsuffix[0])) {
return gi->n[i].be;
}
}
- return be;
+ return NULL;
}
/* This function will only be called in tool mode */
return 0;
}
-int
+static int
glue_back_db_destroy (
BackendDB *be
)
int matchlen;
char *matched;
int nrefs;
- struct berval **refs;
+ BerVarray refs;
+ slap_callback *prevcb;
} glue_state;
-void
+static void
glue_back_response (
Connection *conn,
Operation *op,
ber_int_t err,
const char *matched,
const char *text,
- struct berval **ref,
+ BerVarray ref,
const char *resoid,
struct berval *resdata,
struct berval *sasldata,
LDAPControl **ctrls
)
{
- glue_state *gs = op->o_glue;
+ glue_state *gs = op->o_callback->sc_private;
if (err == LDAP_SUCCESS || gs->err != LDAP_SUCCESS)
gs->err = err;
}
if (ref) {
int i, j, k;
- struct berval **new;
+ BerVarray new;
- for (i=0; ref[i]; i++);
+ for (i=0; ref[i].bv_val; i++);
j = gs->nrefs;
if (!j) {
- new = ch_malloc ((i+1)*sizeof(struct berval *));
+ new = ch_malloc ((i+1)*sizeof(struct berval));
} else {
new = ch_realloc(gs->refs,
- (j+i+1)*sizeof(struct berval *));
+ (j+i+1)*sizeof(struct berval));
}
for (k=0; k<i; j++,k++) {
- new[j] = ber_bvdup(ref[k]);
+ ber_dupbv( &new[j], &ref[k] );
}
- new[j] = NULL;
+ new[j].bv_val = NULL;
gs->nrefs = j;
gs->refs = new;
}
}
-void
+static void
glue_back_sresult (
Connection *c,
Operation *op,
ber_int_t err,
const char *matched,
const char *text,
- struct berval **refs,
+ BerVarray refs,
LDAPControl **ctrls,
int nentries
)
{
- glue_state *gs = op->o_glue;
+ glue_state *gs = op->o_callback->sc_private;
gs->nentries += nentries;
glue_back_response (c, op, 0, 0, err, matched, text, refs,
NULL, NULL, NULL, ctrls);
}
-int
+static int
+glue_back_sendentry (
+ BackendDB *be,
+ Connection *c,
+ Operation *op,
+ Entry *e,
+ AttributeName *an,
+ int ao,
+ LDAPControl **ctrls
+)
+{
+ slap_callback *tmp = op->o_callback;
+ glue_state *gs = tmp->sc_private;
+ int rc;
+
+ op->o_callback = gs->prevcb;
+ if (op->o_callback && op->o_callback->sc_sendentry) {
+ rc = op->o_callback->sc_sendentry(be, c, op, e, an, ao, ctrls);
+ } else {
+ rc = send_search_entry(be, c, op, e, an, ao, ctrls);
+ }
+ op->o_callback = tmp;
+ return rc;
+}
+
+static int
glue_back_search (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
+ struct berval *dn,
+ struct berval *ndn,
int scope,
int deref,
int slimit,
int tlimit,
Filter *filter,
- const char *filterstr,
- char **attrs,
+ struct berval *filterstr,
+ AttributeName *attrs,
int attrsonly
)
{
BackendDB *be;
int i, rc, t2limit = 0, s2limit = 0;
long stoptime = 0;
- glue_state gs = {0};
struct berval bv;
+ glue_state gs = {0};
+ slap_callback cb = {glue_back_response, glue_back_sresult,
+ glue_back_sendentry, &gs};
+ gs.prevcb = op->o_callback;
- if (tlimit)
+ if (tlimit) {
stoptime = slap_get_time () + tlimit;
+ }
switch (scope) {
case LDAP_SCOPE_BASE:
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_search) {
rc = be->be_search (be, conn, op, dn, ndn, scope,
case LDAP_SCOPE_ONELEVEL:
case LDAP_SCOPE_SUBTREE:
- op->o_glue = &gs;
- op->o_sresult = glue_back_sresult;
- op->o_response = glue_back_response;
- bv.bv_len = strlen(ndn);
- bv.bv_val = (char *) ndn;
+ op->o_callback = &cb;
/*
* Execute in reverse order, most general first
}
be = gi->n[i].be;
if (scope == LDAP_SCOPE_ONELEVEL &&
- !strcmp (gi->n[i].pdn, ndn)) {
+ dn_match(&gi->n[i].pdn, ndn)) {
rc = be->be_search (be, conn, op,
- be->be_suffix[0],
- be->be_nsuffix[0]->bv_val,
- LDAP_SCOPE_BASE, deref,
+ be->be_suffix[0], be->be_nsuffix[0],
+ LDAP_SCOPE_BASE, deref,
s2limit, t2limit, filter, filterstr,
- attrs, attrsonly);
+ attrs, attrsonly);
+
} else if (scope == LDAP_SCOPE_SUBTREE &&
- dn_issuffixbv (be->be_nsuffix[0], &bv)) {
+ dnIsSuffix(be->be_nsuffix[0], ndn)) {
rc = be->be_search (be, conn, op,
- be->be_suffix[0],
- be->be_nsuffix[0]->bv_val,
- scope, deref,
+ be->be_suffix[0], be->be_nsuffix[0],
+ scope, deref,
s2limit, t2limit, filter, filterstr,
- attrs, attrsonly);
- } else if (dn_issuffixbv (&bv, be->be_nsuffix[0])) {
- rc = be->be_search (be, conn, op,
- dn, ndn, scope, deref,
+ attrs, attrsonly);
+
+ } else if (dnIsSuffix(&bv, be->be_nsuffix[0])) {
+ rc = be->be_search (be, conn, op, dn, ndn,
+ scope, deref,
s2limit, t2limit, filter, filterstr,
- attrs, attrsonly);
+ attrs, attrsonly);
}
}
break;
}
- op->o_sresult = NULL;
- op->o_response = NULL;
- op->o_glue = NULL;
+ op->o_callback = gs.prevcb;
+
+ send_search_result (conn, op, gs.err, gs.matched, NULL,
+ gs.refs, NULL, gs.nentries);
- send_search_result (conn, op, gs.err, gs.matched, NULL, gs.refs,
- NULL, gs.nentries);
done:
if (gs.matched)
free (gs.matched);
if (gs.refs)
- ber_bvecfree(gs.refs);
+ ber_bvarray_free(gs.refs);
return rc;
}
-int
+static int
glue_back_bind (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
+ struct berval *dn,
+ struct berval *ndn,
int method,
struct berval *cred,
- char **edn
+ struct berval *edn
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_bind) {
conn->c_authz_backend = be;
return rc;
}
-int
+static int
glue_back_compare (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
+ struct berval *dn,
+ struct berval *ndn,
AttributeAssertion *ava
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_compare) {
rc = be->be_compare (be, conn, op, dn, ndn, ava);
} else {
rc = LDAP_UNWILLING_TO_PERFORM;
send_ldap_result (conn, op, rc, NULL, "No compare target found",
- NULL, NULL);
+ NULL, NULL);
}
return rc;
}
-int
+static int
glue_back_modify (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
+ struct berval *dn,
+ struct berval *ndn,
Modifications *mod
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_modify) {
rc = be->be_modify (be, conn, op, dn, ndn, mod);
} else {
rc = LDAP_UNWILLING_TO_PERFORM;
- send_ldap_result (conn, op, rc, NULL, "No modify target found",
- NULL, NULL);
+ send_ldap_result (conn, op, rc, NULL,
+ "No modify target found", NULL, NULL);
}
return rc;
}
-int
+static int
glue_back_modrdn (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
- const char *newrdn,
+ struct berval *dn,
+ struct berval *ndn,
+ struct berval *newrdn,
+ struct berval *nnewrdn,
int del,
- const char *newsup
+ struct berval *newsup,
+ struct berval *nnewsup
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_modrdn) {
- rc = be->be_modrdn (be, conn, op, dn, ndn, newrdn, del, newsup);
+ rc = be->be_modrdn (be, conn, op, dn, ndn,
+ newrdn, nnewrdn, del, newsup, nnewsup );
} else {
rc = LDAP_UNWILLING_TO_PERFORM;
- send_ldap_result (conn, op, rc, NULL, "No modrdn target found",
- NULL, NULL);
+ send_ldap_result (conn, op, rc, NULL,
+ "No modrdn target found", NULL, NULL);
}
return rc;
}
-int
+static int
glue_back_add (
BackendDB *b0,
Connection *conn,
BackendDB *be;
int rc;
- be = glue_back_select (b0, e->e_ndn, NULL);
+ be = glue_back_select (b0, e->e_ndn);
if (be && be->be_add) {
rc = be->be_add (be, conn, op, e);
return rc;
}
-int
+static int
glue_back_delete (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn
+ struct berval *dn,
+ struct berval *ndn
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_delete) {
rc = be->be_delete (be, conn, op, dn, ndn);
return rc;
}
-int
+static int
glue_back_release_rw (
BackendDB *b0,
Connection *conn,
BackendDB *be;
int rc;
- be = glue_back_select (b0, e->e_ndn, NULL);
+ be = glue_back_select (b0, e->e_ndn);
if (be && be->be_release) {
rc = be->be_release (be, conn, op, e, rw);
return rc;
}
-int
+static int
glue_back_group (
BackendDB *b0,
Connection *conn,
Operation *op,
Entry *target,
- const char *ndn,
- const char *ondn,
+ struct berval *ndn,
+ struct berval *ondn,
ObjectClass *oc,
AttributeDescription * ad
)
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_group) {
rc = be->be_group (be, conn, op, target, ndn, ondn, oc, ad);
return rc;
}
-int
+static int
glue_back_attribute (
BackendDB *b0,
Connection *conn,
Operation *op,
Entry *target,
- const char *ndn,
+ struct berval *ndn,
AttributeDescription *ad,
- struct berval ***vals
+ BerVarray *vals
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_attribute) {
rc = be->be_attribute (be, conn, op, target, ndn, ad, vals);
return rc;
}
-int
+static int
glue_back_referrals (
BackendDB *b0,
Connection *conn,
Operation *op,
- const char *dn,
- const char *ndn,
+ struct berval *dn,
+ struct berval *ndn,
const char **text
)
{
BackendDB *be;
int rc;
- be = glue_back_select (b0, ndn, NULL);
+ be = glue_back_select (b0, ndn->bv_val);
if (be && be->be_chk_referrals) {
rc = be->be_chk_referrals (be, conn, op, dn, ndn, text);
return rc;
}
+static int
glue_tool_entry_open (
BackendDB *b0,
int mode
*/
glueMode = mode;
- glueBack = -1;
+ glueBack = NULL;
return 0;
}
-int
+static int
glue_tool_entry_close (
BackendDB *b0
)
{
- glueinfo *gi = (glueinfo *) b0->be_private;
- int i, rc = 0;
+ int rc = 0;
- i = glueBack;
- if (i >= 0) {
- if (!gi->n[i].be->be_entry_close)
+ if (glueBack) {
+ if (!glueBack->be_entry_close)
return 0;
- rc = gi->n[i].be->be_entry_close (gi->n[i].be);
- glueBack = -1;
+ rc = glueBack->be_entry_close (glueBack);
}
return rc;
}
-ID
+static ID
glue_tool_entry_first (
BackendDB *b0
)
int i;
/* If we're starting from scratch, start at the most general */
- if (glueBack == -1) {
+ if (!glueBack) {
for (i = gi->nodes-1; i >= 0; i--) {
if (gi->n[i].be->be_entry_open &&
- gi->n[i].be->be_entry_first)
+ gi->n[i].be->be_entry_first) {
+ glueBack = gi->n[i].be;
break;
+ }
}
- } else {
- i = glueBack;
+
}
- if (gi->n[i].be->be_entry_open (gi->n[i].be, glueMode) != 0)
+ if (!glueBack || glueBack->be_entry_open (glueBack, glueMode) != 0)
return NOID;
- glueBack = i;
- return gi->n[i].be->be_entry_first (gi->n[i].be);
+ return glueBack->be_entry_first (glueBack);
}
-ID
+static ID
glue_tool_entry_next (
BackendDB *b0
)
{
glueinfo *gi = (glueinfo *) b0->be_private;
- int i, rc;
+ int i;
+ ID rc;
+
+ if (!glueBack || !glueBack->be_entry_next)
+ return NOID;
- i = glueBack;
- rc = gi->n[i].be->be_entry_next (gi->n[i].be);
+ rc = glueBack->be_entry_next (glueBack);
/* If we ran out of entries in one database, move on to the next */
if (rc == NOID) {
- gi->n[i].be->be_entry_close (gi->n[i].be);
- i--;
- glueBack = i;
- if (i < 0)
+ glueBack->be_entry_close (glueBack);
+ for (i=0; i<gi->nodes; i++) {
+ if (gi->n[i].be == glueBack)
+ break;
+ }
+ if (i == 0) {
+ glueBack = NULL;
rc = NOID;
- else
+ } else {
+ glueBack = gi->n[i-1].be;
rc = glue_tool_entry_first (b0);
+ }
}
return rc;
}
-Entry *
+static Entry *
glue_tool_entry_get (
BackendDB *b0,
ID id
)
{
- glueinfo *gi = (glueinfo *) b0->be_private;
- int i = glueBack;
+ if (!glueBack || !glueBack->be_entry_get)
+ return NULL;
- return gi->n[i].be->be_entry_get (gi->n[i].be, id);
+ return glueBack->be_entry_get (glueBack, id);
}
-ID
+static ID
glue_tool_entry_put (
BackendDB *b0,
- Entry *e
+ Entry *e,
+ struct berval *text
)
{
- glueinfo *gi = (glueinfo *) b0->be_private;
BackendDB *be;
- int i, rc;
+ int rc;
- be = glue_back_select (b0, e->e_ndn, &i);
+ be = glue_back_select (b0, e->e_ndn);
if (!be->be_entry_put)
return NOID;
- if (glueBack < 0) {
+ if (!glueBack) {
rc = be->be_entry_open (be, glueMode);
if (rc != 0)
return NOID;
- } else if (i != glueBack) {
+ } else if (be != glueBack) {
/* If this entry belongs in a different branch than the
* previous one, close the current database and open the
* new one.
*/
- gi->n[glueBack].be->be_entry_close (gi->n[glueBack].be);
+ glueBack->be_entry_close (glueBack);
rc = be->be_entry_open (be, glueMode);
if (rc != 0)
return NOID;
}
- glueBack = i;
- return be->be_entry_put (be, e);
+ glueBack = be;
+ return be->be_entry_put (be, e, text);
}
-int
+static int
glue_tool_entry_reindex (
BackendDB *b0,
ID id
)
{
- glueinfo *gi = (glueinfo *) b0->be_private;
- int i = glueBack;
-
- if (!gi->n[i].be->be_entry_reindex)
+ if (!glueBack || !glueBack->be_entry_reindex)
return -1;
- return gi->n[i].be->be_entry_reindex (gi->n[i].be, id);
+ return glueBack->be_entry_reindex (glueBack, id);
}
-int
+static int
glue_tool_sync (
BackendDB *b0
)
int i;
/* just sync everyone */
- for (i = 0; b0->be_nsuffix[i]; i++)
+ for (i = 0; i<gi->nodes; i++)
if (gi->n[i].be->be_sync)
gi->n[i].be->be_sync (gi->n[i].be);
return 0;
}
-extern int num_subs; /* config.c */
-
int
glue_sub_init( )
{
- int i, j, k;
- int cont = num_subs;
+ int i, j;
+ int cont = num_subordinates;
BackendDB *b1, *be;
BackendInfo *bi;
glueinfo *gi;
/* While there are subordinate backends, search backwards through the
* backends and connect them to their superior.
*/
- for (i = nBackendDB - 1; cont && i>=0; i--) {
- if (backendDB[i].be_glueflags & SLAP_GLUE_SUBORDINATE) {
+ for (i = nBackendDB - 1, b1=&backendDB[i]; cont && i>=0; b1--,i--) {
+ if (b1->be_flags & SLAP_BFLAG_GLUE_SUBORDINATE) {
/* The last database cannot be a subordinate of noone */
- if (i == nBackendDB - 1)
- backendDB[i].be_glueflags ^= SLAP_GLUE_SUBORDINATE;
+ if (i == nBackendDB - 1) {
+ b1->be_flags ^= SLAP_BFLAG_GLUE_SUBORDINATE;
+ }
continue;
}
- b1 = &backendDB[i];
gi = NULL;
- for (j = i-1; j>=0; j--) {
- if (!(backendDB[j].be_glueflags & SLAP_GLUE_SUBORDINATE))
+ for (j = i-1, be=&backendDB[j]; j>=0; be--,j--) {
+ if (!(be->be_flags & SLAP_BFLAG_GLUE_SUBORDINATE)) {
continue;
+ }
/* We will only link it once */
- if (backendDB[j].be_glueflags & SLAP_GLUE_LINKED)
+ if (be->be_flags & SLAP_BFLAG_GLUE_LINKED) {
continue;
- if (!dn_issuffixbv(backendDB[j].be_nsuffix[0],
- backendDB[i].be_nsuffix[0]))
+ }
+ if (!dnIsSuffix(be->be_nsuffix[0], b1->be_nsuffix[0])) {
continue;
- be = &backendDB[j];
+ }
cont--;
- be->be_glueflags |= SLAP_GLUE_LINKED;
+ be->be_flags |= SLAP_BFLAG_GLUE_LINKED;
if (gi == NULL) {
/* We create a copy of the superior's be
* structure, pointing to all of its original
* is used whenever we have operations to pass
* down to the real database.
*/
- b1->be_glueflags |= SLAP_GLUE_INSTANCE;
+ b1->be_flags |= SLAP_BFLAG_GLUE_INSTANCE;
gi = (glueinfo *)ch_malloc(sizeof(glueinfo));
- gi->be = (BackendDB *)ch_malloc(sizeof(BackendDB) + sizeof(BackendInfo));
+ gi->be = (BackendDB *)ch_malloc(
+ sizeof(BackendDB) + sizeof(BackendInfo));
bi = (BackendInfo *)(gi->be+1);
*gi->be = *b1;
gi->nodes = 0;
gi->nodes * sizeof(gluenode));
}
gi->n[gi->nodes].be = be;
- gi->n[gi->nodes].pdn = dn_parent(NULL,
- be->be_nsuffix[0]->bv_val);
+ dnParent( be->be_nsuffix[0], &gi->n[gi->nodes].pdn );
gi->nodes++;
}
if (gi) {
gi = (glueinfo *)ch_realloc(gi,
sizeof(glueinfo) + gi->nodes * sizeof(gluenode));
gi->n[gi->nodes].be = gi->be;
- gi->n[gi->nodes].pdn = dn_parent(NULL,
- b1->be_nsuffix[0]->bv_val);
+ dnParent( b1->be_nsuffix[0], &gi->n[gi->nodes].pdn );
gi->nodes++;
b1->be_private = gi;
b1->bd_info = bi;