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-rw-r--r--ldap/c-sdk/libldap/getoption.c475
1 files changed, 475 insertions, 0 deletions
diff --git a/ldap/c-sdk/libldap/getoption.c b/ldap/c-sdk/libldap/getoption.c
new file mode 100644
index 000000000..73e21a2dc
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+++ b/ldap/c-sdk/libldap/getoption.c
@@ -0,0 +1,475 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Mozilla Communicator client code, released
+ * March 31, 1998.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998-1999
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+#include "ldap-int.h"
+
+#define LDAP_GET_BITOPT( ld, bit ) \
+ ((ld)->ld_options & bit ) != 0 ? 1 : 0
+
+static int nsldapi_get_api_info( LDAPAPIInfo *aip );
+static int nsldapi_get_feature_info( LDAPAPIFeatureInfo *fip );
+
+
+int
+LDAP_CALL
+ldap_get_option( LDAP *ld, int option, void *optdata )
+{
+ int rc = 0;
+
+ if ( !nsldapi_initialized ) {
+ nsldapi_initialize_defaults();
+ }
+
+ /*
+ * optdata MUST be a valid pointer...
+ */
+ if (NULL == optdata)
+ {
+ return(LDAP_PARAM_ERROR);
+ }
+ /*
+ * process global options (not associated with an LDAP session handle)
+ */
+ if ( option == LDAP_OPT_MEMALLOC_FN_PTRS ) {
+ /* struct copy */
+ *((struct ldap_memalloc_fns *)optdata) = nsldapi_memalloc_fns;
+ return( 0 );
+ }
+
+ if ( option == LDAP_OPT_API_INFO ) {
+ rc = nsldapi_get_api_info( (LDAPAPIInfo *)optdata );
+ if ( rc != LDAP_SUCCESS ) {
+ if ( ld != NULL ) {
+ LDAP_SET_LDERRNO( ld, rc, NULL, NULL );
+ }
+ return( -1 );
+ }
+ return( 0 );
+ }
+ /*
+ * LDAP_OPT_DEBUG_LEVEL is global
+ */
+ if (LDAP_OPT_DEBUG_LEVEL == option)
+ {
+#ifdef LDAP_DEBUG
+ *((int *) optdata) = ldap_debug;
+#endif /* LDAP_DEBUG */
+ return ( 0 );
+ }
+
+ /*
+ * if ld is NULL, arrange to return options from our default settings
+ */
+ if ( ld == NULL ) {
+ ld = &nsldapi_ld_defaults;
+ }
+
+ if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
+ return( -1 ); /* punt */
+ }
+
+
+ if (ld != &nsldapi_ld_defaults)
+ LDAP_MUTEX_LOCK( ld, LDAP_OPTION_LOCK );
+ switch( option ) {
+#ifdef LDAP_DNS
+ case LDAP_OPT_DNS:
+ *((int *) optdata) = LDAP_GET_BITOPT( ld, LDAP_BITOPT_DNS );
+ break;
+#endif
+
+ case LDAP_OPT_REFERRALS:
+ *((int *) optdata) =
+ LDAP_GET_BITOPT( ld, LDAP_BITOPT_REFERRALS );
+ break;
+
+ case LDAP_OPT_SSL:
+ *((int *) optdata) = LDAP_GET_BITOPT( ld, LDAP_BITOPT_SSL );
+ break;
+
+ case LDAP_OPT_RESTART:
+ *((int *) optdata) = LDAP_GET_BITOPT( ld, LDAP_BITOPT_RESTART );
+ break;
+
+ case LDAP_OPT_RECONNECT:
+ *((int *) optdata) =
+ LDAP_GET_BITOPT( ld, LDAP_BITOPT_RECONNECT );
+ break;
+
+ case LDAP_OPT_NOREBIND:
+ *((int *) optdata) =
+ LDAP_GET_BITOPT( ld, LDAP_BITOPT_NOREBIND );
+ break;
+
+#ifdef LDAP_ASYNC_IO
+ case LDAP_OPT_ASYNC_CONNECT:
+ *((int *) optdata) =
+ LDAP_GET_BITOPT( ld, LDAP_BITOPT_ASYNC );
+ break;
+#endif /* LDAP_ASYNC_IO */
+
+ /* stuff in the sockbuf */
+ case LDAP_X_OPT_SOCKBUF:
+ *((Sockbuf **) optdata) = ld->ld_sbp;
+ break;
+
+ case LDAP_OPT_DESC:
+ if ( ber_sockbuf_get_option( ld->ld_sbp,
+ LBER_SOCKBUF_OPT_DESC, optdata ) != 0 ) {
+ LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL );
+ rc = -1;
+ }
+ break;
+
+ /* fields in the LDAP structure */
+ case LDAP_OPT_DEREF:
+ *((int *) optdata) = ld->ld_deref;
+ break;
+ case LDAP_OPT_SIZELIMIT:
+ *((int *) optdata) = ld->ld_sizelimit;
+ break;
+ case LDAP_OPT_TIMELIMIT:
+ *((int *) optdata) = ld->ld_timelimit;
+ break;
+ case LDAP_OPT_REFERRAL_HOP_LIMIT:
+ *((int *) optdata) = ld->ld_refhoplimit;
+ break;
+ case LDAP_OPT_PROTOCOL_VERSION:
+ *((int *) optdata) = ld->ld_version;
+ break;
+ case LDAP_OPT_SERVER_CONTROLS:
+ /* fall through */
+ case LDAP_OPT_CLIENT_CONTROLS:
+ *((LDAPControl ***)optdata) = NULL;
+ /* nsldapi_dup_controls returns -1 and sets lderrno on error */
+ rc = nsldapi_dup_controls( ld, (LDAPControl ***)optdata,
+ ( option == LDAP_OPT_SERVER_CONTROLS ) ?
+ ld->ld_servercontrols : ld->ld_clientcontrols );
+ break;
+
+ /* rebind proc */
+ case LDAP_OPT_REBIND_FN:
+ *((LDAP_REBINDPROC_CALLBACK **) optdata) = ld->ld_rebind_fn;
+ break;
+ case LDAP_OPT_REBIND_ARG:
+ *((void **) optdata) = ld->ld_rebind_arg;
+ break;
+
+ /* i/o function pointers */
+ case LDAP_OPT_IO_FN_PTRS:
+ if ( ld->ld_io_fns_ptr == NULL ) {
+ memset( optdata, 0, sizeof( struct ldap_io_fns ));
+ } else {
+ /* struct copy */
+ *((struct ldap_io_fns *)optdata) = *(ld->ld_io_fns_ptr);
+ }
+ break;
+
+ /* extended i/o function pointers */
+ case LDAP_X_OPT_EXTIO_FN_PTRS:
+ if ( ((struct ldap_x_ext_io_fns *) optdata)->lextiof_size == LDAP_X_EXTIO_FNS_SIZE_REV0) {
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_close = ld->ld_extclose_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_connect = ld->ld_extconnect_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_read = ld->ld_extread_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_write = ld->ld_extwrite_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_poll = ld->ld_extpoll_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_newhandle = ld->ld_extnewhandle_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_disposehandle = ld->ld_extdisposehandle_fn;
+ ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_session_arg = ld->ld_ext_session_arg;
+ } else if ( ((struct ldap_x_ext_io_fns *) optdata)->lextiof_size ==
+ LDAP_X_EXTIO_FNS_SIZE ) {
+ /* struct copy */
+ *((struct ldap_x_ext_io_fns *) optdata) = ld->ld_ext_io_fns;
+ } else {
+ LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
+ rc = -1;
+ }
+ break;
+
+ /* get socketargp in extended i/o function */
+ case LDAP_X_OPT_SOCKETARG:
+ if ( ber_sockbuf_get_option( ld->ld_sbp,LBER_SOCKBUF_OPT_SOCK_ARG, optdata)
+ != 0 ) {
+ LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL );
+ rc = -1;
+ }
+ break;
+
+ /* thread function pointers */
+ case LDAP_OPT_THREAD_FN_PTRS:
+ /* struct copy */
+ *((struct ldap_thread_fns *) optdata) = ld->ld_thread;
+ break;
+
+ /* extra thread function pointers */
+ case LDAP_OPT_EXTRA_THREAD_FN_PTRS:
+ /* struct copy */
+ *((struct ldap_extra_thread_fns *) optdata) = ld->ld_thread2;
+ break;
+
+ /* DNS function pointers */
+ case LDAP_OPT_DNS_FN_PTRS:
+ /* struct copy */
+ *((struct ldap_dns_fns *) optdata) = ld->ld_dnsfn;
+ break;
+
+ /* cache function pointers */
+ case LDAP_OPT_CACHE_FN_PTRS:
+ /* struct copy */
+ *((struct ldap_cache_fns *) optdata) = ld->ld_cache;
+ break;
+ case LDAP_OPT_CACHE_STRATEGY:
+ *((int *) optdata) = ld->ld_cache_strategy;
+ break;
+ case LDAP_OPT_CACHE_ENABLE:
+ *((int *) optdata) = ld->ld_cache_on;
+ break;
+
+ case LDAP_OPT_ERROR_NUMBER:
+ *((int *) optdata) = LDAP_GET_LDERRNO( ld, NULL, NULL );
+ break;
+
+ case LDAP_OPT_ERROR_STRING:
+ (void)LDAP_GET_LDERRNO( ld, NULL, (char **)optdata );
+ *((char **) optdata) = nsldapi_strdup( *((char **) optdata ));
+ break;
+
+ case LDAP_OPT_MATCHED_DN:
+ (void)LDAP_GET_LDERRNO( ld, (char **)optdata, NULL );
+ *((char **) optdata) = nsldapi_strdup( *((char **) optdata ));
+ break;
+
+ case LDAP_OPT_PREFERRED_LANGUAGE:
+ if ( NULL != ld->ld_preferred_language ) {
+ *((char **) optdata) =
+ nsldapi_strdup(ld->ld_preferred_language);
+ } else {
+ *((char **) optdata) = NULL;
+ }
+ break;
+
+ case LDAP_OPT_API_FEATURE_INFO:
+ rc = nsldapi_get_feature_info( (LDAPAPIFeatureInfo *)optdata );
+ if ( rc != LDAP_SUCCESS ) {
+ LDAP_SET_LDERRNO( ld, rc, NULL, NULL );
+ rc = -1;
+ }
+ break;
+
+ case LDAP_OPT_HOST_NAME:
+ *((char **) optdata) = nsldapi_strdup( ld->ld_defhost );
+ break;
+
+ case LDAP_X_OPT_CONNECT_TIMEOUT:
+ *((int *) optdata) = ld->ld_connect_timeout;
+ break;
+
+#ifdef LDAP_SASLIO_HOOKS
+ /* SASL options */
+ case LDAP_OPT_X_SASL_MECH:
+ *((char **) optdata) = nsldapi_strdup(ld->ld_def_sasl_mech);
+ break;
+ case LDAP_OPT_X_SASL_REALM:
+ *((char **) optdata) = nsldapi_strdup(ld->ld_def_sasl_realm);
+ break;
+ case LDAP_OPT_X_SASL_AUTHCID:
+ *((char **) optdata) = nsldapi_strdup(ld->ld_def_sasl_authcid);
+ break;
+ case LDAP_OPT_X_SASL_AUTHZID:
+ *((char **) optdata) = nsldapi_strdup(ld->ld_def_sasl_authzid);
+ break;
+ case LDAP_OPT_X_SASL_SSF:
+ {
+ int sc;
+ sasl_ssf_t *ssf;
+ sasl_conn_t *ctx;
+ if( ld->ld_defconn == NULL ) {
+ return -1;
+ }
+ ctx = (sasl_conn_t *)(ld->ld_defconn->lconn_sasl_ctx);
+ if ( ctx == NULL ) {
+ return -1;
+ }
+ sc = sasl_getprop( ctx, SASL_SSF, (const void **) &ssf );
+ if ( sc != SASL_OK ) {
+ return -1;
+ }
+ *((sasl_ssf_t *) optdata) = *ssf;
+ }
+ break;
+ case LDAP_OPT_X_SASL_SSF_MIN:
+ *((sasl_ssf_t *) optdata) = ld->ld_sasl_secprops.min_ssf;
+ break;
+ case LDAP_OPT_X_SASL_SSF_MAX:
+ *((sasl_ssf_t *) optdata) = ld->ld_sasl_secprops.max_ssf;
+ break;
+ case LDAP_OPT_X_SASL_MAXBUFSIZE:
+ *((sasl_ssf_t *) optdata) = ld->ld_sasl_secprops.maxbufsize;
+ break;
+ case LDAP_OPT_X_SASL_SSF_EXTERNAL:
+ case LDAP_OPT_X_SASL_SECPROPS:
+ /*
+ * These options are write only. Making these options
+ * read/write would expose semi-private interfaces of libsasl
+ * for which there are no cross platform/standardized
+ * definitions.
+ */
+ LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
+ rc = -1;
+ break;
+#endif
+
+ default:
+ LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
+ rc = -1;
+ }
+ if (ld != &nsldapi_ld_defaults)
+ LDAP_MUTEX_UNLOCK( ld, LDAP_OPTION_LOCK );
+ return( rc );
+}
+
+
+/*
+ * Table of extended API features we support.
+ * The first field is the version of the info. strcuture itself; we do not
+ * use the ones from this table so it is okay to leave as zero.
+ */
+static LDAPAPIFeatureInfo nsldapi_extensions[] = {
+ { 0, "SERVER_SIDE_SORT", LDAP_API_FEATURE_SERVER_SIDE_SORT },
+ { 0, "VIRTUAL_LIST_VIEW", LDAP_API_FEATURE_VIRTUAL_LIST_VIEW },
+ { 0, "PERSISTENT_SEARCH", LDAP_API_FEATURE_PERSISTENT_SEARCH },
+ { 0, "PROXY_AUTHORIZATION", LDAP_API_FEATURE_PROXY_AUTHORIZATION },
+ { 0, "X_LDERRNO", LDAP_API_FEATURE_X_LDERRNO },
+ { 0, "X_MEMCACHE", LDAP_API_FEATURE_X_MEMCACHE },
+ { 0, "X_IO_FUNCTIONS", LDAP_API_FEATURE_X_IO_FUNCTIONS },
+ { 0, "X_EXTIO_FUNCTIONS", LDAP_API_FEATURE_X_EXTIO_FUNCTIONS },
+ { 0, "X_DNS_FUNCTIONS", LDAP_API_FEATURE_X_DNS_FUNCTIONS },
+ { 0, "X_MEMALLOC_FUNCTIONS", LDAP_API_FEATURE_X_MEMALLOC_FUNCTIONS },
+ { 0, "X_THREAD_FUNCTIONS", LDAP_API_FEATURE_X_THREAD_FUNCTIONS },
+ { 0, "X_EXTHREAD_FUNCTIONS", LDAP_API_FEATURE_X_EXTHREAD_FUNCTIONS },
+ { 0, "X_GETLANGVALUES", LDAP_API_FEATURE_X_GETLANGVALUES },
+ { 0, "X_CLIENT_SIDE_SORT", LDAP_API_FEATURE_X_CLIENT_SIDE_SORT },
+ { 0, "X_URL_FUNCTIONS", LDAP_API_FEATURE_X_URL_FUNCTIONS },
+ { 0, "X_FILTER_FUNCTIONS", LDAP_API_FEATURE_X_FILTER_FUNCTIONS },
+};
+
+#define NSLDAPI_EXTENSIONS_COUNT \
+ (sizeof(nsldapi_extensions)/sizeof(LDAPAPIFeatureInfo))
+
+/*
+ * Retrieve information about this implementation of the LDAP API.
+ * Returns an LDAP error code.
+ */
+static int
+nsldapi_get_api_info( LDAPAPIInfo *aip )
+{
+ int i;
+
+ if ( aip == NULL ) {
+ return( LDAP_PARAM_ERROR );
+ }
+
+ aip->ldapai_api_version = LDAP_API_VERSION;
+
+ if ( aip->ldapai_info_version != LDAP_API_INFO_VERSION ) {
+ aip->ldapai_info_version = LDAP_API_INFO_VERSION;
+ return( LDAP_PARAM_ERROR );
+ }
+
+ aip->ldapai_protocol_version = LDAP_VERSION_MAX;
+ aip->ldapai_vendor_version = LDAP_VENDOR_VERSION;
+
+ if (( aip->ldapai_vendor_name = nsldapi_strdup( LDAP_VENDOR_NAME ))
+ == NULL ) {
+ return( LDAP_NO_MEMORY );
+ }
+
+ if ( NSLDAPI_EXTENSIONS_COUNT < 1 ) {
+ aip->ldapai_extensions = NULL;
+ } else {
+ if (( aip->ldapai_extensions = NSLDAPI_CALLOC(
+ NSLDAPI_EXTENSIONS_COUNT + 1, sizeof(char *))) == NULL ) {
+ NSLDAPI_FREE( aip->ldapai_vendor_name );
+ aip->ldapai_vendor_name = NULL;
+ return( LDAP_NO_MEMORY );
+ }
+
+ for ( i = 0; i < NSLDAPI_EXTENSIONS_COUNT; ++i ) {
+ if (( aip->ldapai_extensions[i] = nsldapi_strdup(
+ nsldapi_extensions[i].ldapaif_name )) == NULL ) {
+ ldap_value_free( aip->ldapai_extensions );
+ NSLDAPI_FREE( aip->ldapai_vendor_name );
+ aip->ldapai_extensions = NULL;
+ aip->ldapai_vendor_name = NULL;
+ return( LDAP_NO_MEMORY );
+ }
+ }
+ }
+
+ return( LDAP_SUCCESS );
+}
+
+
+/*
+ * Retrieves information about a specific extended feature of the LDAP API/
+ * Returns an LDAP error code.
+ */
+static int
+nsldapi_get_feature_info( LDAPAPIFeatureInfo *fip )
+{
+ int i;
+
+ if ( fip == NULL || fip->ldapaif_name == NULL ) {
+ return( LDAP_PARAM_ERROR );
+ }
+
+ if ( fip->ldapaif_info_version != LDAP_FEATURE_INFO_VERSION ) {
+ fip->ldapaif_info_version = LDAP_FEATURE_INFO_VERSION;
+ return( LDAP_PARAM_ERROR );
+ }
+
+ for ( i = 0; i < NSLDAPI_EXTENSIONS_COUNT; ++i ) {
+ if ( strcmp( fip->ldapaif_name,
+ nsldapi_extensions[i].ldapaif_name ) == 0 ) {
+ fip->ldapaif_version =
+ nsldapi_extensions[i].ldapaif_version;
+ break;
+ }
+ }
+
+ return(( i < NSLDAPI_EXTENSIONS_COUNT ) ? LDAP_SUCCESS
+ : LDAP_PARAM_ERROR );
+}
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