diff options
Diffstat (limited to 'ldap/c-sdk/libraries/libldap/setoption.c')
| -rw-r--r-- | ldap/c-sdk/libraries/libldap/setoption.c | 411 |
1 files changed, 411 insertions, 0 deletions
diff --git a/ldap/c-sdk/libraries/libldap/setoption.c b/ldap/c-sdk/libraries/libldap/setoption.c new file mode 100644 index 000000000..5c4d753f5 --- /dev/null +++ b/ldap/c-sdk/libraries/libldap/setoption.c @@ -0,0 +1,411 @@ +/* ***** 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 ***** */ +/* + * setoption.c - ldap_set_option implementation + */ + +#include "ldap-int.h" + +#define LDAP_SETCLR_BITOPT( ld, bit, optdata ) \ + if ( optdata != NULL ) { \ + (ld)->ld_options |= bit; \ + } else { \ + (ld)->ld_options &= ~bit; \ + } + + +int +LDAP_CALL +ldap_set_option( LDAP *ld, int option, const void *optdata ) +{ + int rc, i; + char *matched, *errstr; + + /* + * if ld is NULL, arrange to modify our default settings + */ + if ( ld == NULL ) { + if ( !nsldapi_initialized ) { + nsldapi_initialize_defaults(); + } + ld = &nsldapi_ld_defaults; + } + + /* + * process global options (not associated with an LDAP session handle) + */ + if ( option == LDAP_OPT_MEMALLOC_FN_PTRS ) { + struct lber_memalloc_fns memalloc_fns; + + /* set libldap ones via a struct copy */ + nsldapi_memalloc_fns = *((struct ldap_memalloc_fns *)optdata); + + /* also set liblber memory allocation callbacks */ + memalloc_fns.lbermem_malloc = + nsldapi_memalloc_fns.ldapmem_malloc; + memalloc_fns.lbermem_calloc = + nsldapi_memalloc_fns.ldapmem_calloc; + memalloc_fns.lbermem_realloc = + nsldapi_memalloc_fns.ldapmem_realloc; + memalloc_fns.lbermem_free = + nsldapi_memalloc_fns.ldapmem_free; + if ( ber_set_option( NULL, LBER_OPT_MEMALLOC_FN_PTRS, + &memalloc_fns ) != 0 ) { + return( -1 ); + } + + return( 0 ); + } + /* + * LDAP_OPT_DEBUG_LEVEL is global + */ + if (LDAP_OPT_DEBUG_LEVEL == option) + { +#ifdef LDAP_DEBUG + ldap_debug = *((int *) optdata); +#endif + return 0; + } + + /* + * process options that are associated with an LDAP session handle + */ + if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) { + return( -1 ); /* punt */ + } + + rc = 0; + if ( ld != &nsldapi_ld_defaults + && option != LDAP_OPT_EXTRA_THREAD_FN_PTRS + && option != LDAP_OPT_THREAD_FN_PTRS ) { + LDAP_MUTEX_LOCK( ld, LDAP_OPTION_LOCK ); + } + switch( option ) { + /* options that can be turned on and off */ +#ifdef LDAP_DNS + case LDAP_OPT_DNS: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_DNS, optdata ); + break; +#endif + + case LDAP_OPT_REFERRALS: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_REFERRALS, optdata ); + break; + + case LDAP_OPT_SSL: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_SSL, optdata ); + break; + + case LDAP_OPT_RESTART: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_RESTART, optdata ); + break; + + case LDAP_OPT_RECONNECT: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_RECONNECT, optdata ); + break; + + case LDAP_OPT_NOREBIND: + LDAP_SETCLR_BITOPT( ld, LDAP_BITOPT_NOREBIND, optdata ); + break; + +#ifdef LDAP_ASYNC_IO + case LDAP_OPT_ASYNC_CONNECT: + LDAP_SETCLR_BITOPT(ld, LDAP_BITOPT_ASYNC, optdata ); + break; +#endif /* LDAP_ASYNC_IO */ + + /* fields in the LDAP structure */ + case LDAP_OPT_DEREF: + ld->ld_deref = *((int *) optdata); + break; + case LDAP_OPT_SIZELIMIT: + ld->ld_sizelimit = *((int *) optdata); + break; + case LDAP_OPT_TIMELIMIT: + ld->ld_timelimit = *((int *) optdata); + break; + case LDAP_OPT_REFERRAL_HOP_LIMIT: + ld->ld_refhoplimit = *((int *) optdata); + break; + case LDAP_OPT_PROTOCOL_VERSION: + ld->ld_version = *((int *) optdata); + if ( ld->ld_defconn != NULL ) { /* also set in default conn. */ + ld->ld_defconn->lconn_version = ld->ld_version; + } + break; + case LDAP_OPT_SERVER_CONTROLS: + /* nsldapi_dup_controls returns -1 and sets lderrno on error */ + rc = nsldapi_dup_controls( ld, &ld->ld_servercontrols, + (LDAPControl **)optdata ); + break; + case LDAP_OPT_CLIENT_CONTROLS: + /* nsldapi_dup_controls returns -1 and sets lderrno on error */ + rc = nsldapi_dup_controls( ld, &ld->ld_clientcontrols, + (LDAPControl **)optdata ); + break; + + /* rebind proc */ + case LDAP_OPT_REBIND_FN: + ld->ld_rebind_fn = (LDAP_REBINDPROC_CALLBACK *) optdata; + break; + case LDAP_OPT_REBIND_ARG: + ld->ld_rebind_arg = (void *) optdata; + break; + + /* i/o function pointers */ + case LDAP_OPT_IO_FN_PTRS: + if (( rc = nsldapi_install_compat_io_fns( ld, + (struct ldap_io_fns *)optdata )) != LDAP_SUCCESS ) { + LDAP_SET_LDERRNO( ld, rc, NULL, NULL ); + rc = -1; + } + break; + + /* extended i/o function pointers */ + case LDAP_X_OPT_EXTIO_FN_PTRS: + /* denotes use of old iofns struct (no writev) */ + if (((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_size == LDAP_X_EXTIO_FNS_SIZE_REV0) { + ld->ld_extio_size = LDAP_X_EXTIO_FNS_SIZE; + ld->ld_extclose_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_close; + ld->ld_extconnect_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_connect; + ld->ld_extread_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_read; + ld->ld_extwrite_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_write; + ld->ld_extpoll_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_poll; + ld->ld_extnewhandle_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_newhandle; + ld->ld_extdisposehandle_fn = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_disposehandle; + ld->ld_ext_session_arg = ((struct ldap_x_ext_io_fns_rev0 *) optdata)->lextiof_session_arg; + ld->ld_extwritev_fn = NULL; + if ( ber_sockbuf_set_option( ld->ld_sbp, LBER_SOCKBUF_OPT_EXT_IO_FNS, + &(ld->ld_ext_io_fns) ) != 0 ) { + LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL ); + rc = -1; + break; + } + } + else { + /* struct copy */ + ld->ld_ext_io_fns = *((struct ldap_x_ext_io_fns *) optdata); + } + if (( rc = nsldapi_install_lber_extiofns( ld, ld->ld_sbp )) + != LDAP_SUCCESS ) { + LDAP_SET_LDERRNO( ld, rc, NULL, NULL ); + rc = -1; + } + break; + + /* set Socket Arg in extended socket i/o functions*/ + case LDAP_X_OPT_SOCKETARG: + if ( ber_sockbuf_set_option( ld->ld_sbp, + LBER_SOCKBUF_OPT_SOCK_ARG, (void *)optdata ) != 0 ) { + LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL ); + rc = -1; + } + + break; + + /* thread function pointers */ + case LDAP_OPT_THREAD_FN_PTRS: + /* + * It is only safe to set the thread function pointers + * when one thread is using the LDAP session handle. + */ + /* free existing mutexes (some are allocated by ldap_init()) */ + nsldapi_mutex_free_all( ld ); + + /* struct copy */ + ld->ld_thread = *((struct ldap_thread_fns *) optdata); + + /* allocate new mutexes */ + nsldapi_mutex_alloc_all( ld ); + + /* LDAP_OPTION_LOCK was never locked... so just return */ + return (rc); + + /* extra thread function pointers */ + case LDAP_OPT_EXTRA_THREAD_FN_PTRS: + /* The extra thread funcs will only pick up the threadid */ + ld->ld_thread2 = *((struct ldap_extra_thread_fns *) optdata); + + /* Reset the rest of the structure preserving the threadid fn */ + ld->ld_mutex_trylock_fn = (LDAP_TF_MUTEX_TRYLOCK_CALLBACK *)NULL; + ld->ld_sema_alloc_fn = (LDAP_TF_SEMA_ALLOC_CALLBACK *) NULL; + ld->ld_sema_free_fn = (LDAP_TF_SEMA_FREE_CALLBACK *) NULL; + ld->ld_sema_wait_fn = (LDAP_TF_SEMA_WAIT_CALLBACK *) NULL; + ld->ld_sema_post_fn = (LDAP_TF_SEMA_POST_CALLBACK *) NULL; + + /* We assume that only one thread is active when replacing */ + /* the threadid function. We will now proceed and reset all */ + /* of the threadid/refcounts */ + for( i=0; i<LDAP_MAX_LOCK; i++ ) { + ld->ld_mutex_threadid[i] = (void *) -1; + ld->ld_mutex_refcnt[i] = 0; + } + + /* LDAP_OPTION_LOCK was never locked... so just return */ + return (rc); + + /* DNS function pointers */ + case LDAP_OPT_DNS_FN_PTRS: + /* struct copy */ + ld->ld_dnsfn = *((struct ldap_dns_fns *) optdata); + break; + + /* cache function pointers */ + case LDAP_OPT_CACHE_FN_PTRS: + /* struct copy */ + ld->ld_cache = *((struct ldap_cache_fns *) optdata); + break; + case LDAP_OPT_CACHE_STRATEGY: + ld->ld_cache_strategy = *((int *) optdata); + break; + case LDAP_OPT_CACHE_ENABLE: + ld->ld_cache_on = *((int *) optdata); + break; + + case LDAP_OPT_ERROR_NUMBER: + LDAP_GET_LDERRNO( ld, &matched, &errstr ); + matched = nsldapi_strdup( matched ); + errstr = nsldapi_strdup( errstr ); + LDAP_SET_LDERRNO( ld, *((int *) optdata), matched, errstr ); + break; + + case LDAP_OPT_ERROR_STRING: + rc = LDAP_GET_LDERRNO( ld, &matched, NULL ); + matched = nsldapi_strdup( matched ); + LDAP_SET_LDERRNO( ld, rc, matched, + nsldapi_strdup((char *) optdata)); + rc = LDAP_SUCCESS; + break; + + case LDAP_OPT_MATCHED_DN: + rc = LDAP_GET_LDERRNO( ld, NULL, &errstr ); + errstr = nsldapi_strdup( errstr ); + LDAP_SET_LDERRNO( ld, rc, + nsldapi_strdup((char *) optdata), errstr ); + rc = LDAP_SUCCESS; + break; + + case LDAP_OPT_PREFERRED_LANGUAGE: + if ( NULL != ld->ld_preferred_language ) { + NSLDAPI_FREE(ld->ld_preferred_language); + } + ld->ld_preferred_language = nsldapi_strdup((char *) optdata); + break; + + case LDAP_OPT_HOST_NAME: + if ( NULL != ld->ld_defhost ) { + NSLDAPI_FREE(ld->ld_defhost); + } + ld->ld_defhost = nsldapi_strdup((char *) optdata); + break; + + case LDAP_X_OPT_CONNECT_TIMEOUT: + ld->ld_connect_timeout = *((int *) optdata); + break; + +#ifdef LDAP_SASLIO_HOOKS + /* SASL options */ + case LDAP_OPT_X_SASL_MECH: + NSLDAPI_FREE(ld->ld_def_sasl_mech); + ld->ld_def_sasl_mech = nsldapi_strdup((char *) optdata); + break; + case LDAP_OPT_X_SASL_REALM: + NSLDAPI_FREE(ld->ld_def_sasl_realm); + ld->ld_def_sasl_realm = nsldapi_strdup((char *) optdata); + break; + case LDAP_OPT_X_SASL_AUTHCID: + NSLDAPI_FREE(ld->ld_def_sasl_authcid); + ld->ld_def_sasl_authcid = nsldapi_strdup((char *) optdata); + break; + case LDAP_OPT_X_SASL_AUTHZID: + NSLDAPI_FREE(ld->ld_def_sasl_authzid); + ld->ld_def_sasl_authzid = nsldapi_strdup((char *) optdata); + break; + case LDAP_OPT_X_SASL_SSF_EXTERNAL: + { + int sc; + sasl_ssf_t extprops; + 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; + } + memset(&extprops, 0L, sizeof(extprops)); + extprops = * ((sasl_ssf_t *) optdata); + sc = sasl_setprop( ctx, SASL_SSF_EXTERNAL, + (void *) &extprops ); + if ( sc != SASL_OK ) { + return -1; + } + } + break; + case LDAP_OPT_X_SASL_SECPROPS: + { + int sc; + sc = nsldapi_sasl_secprops( (char *) optdata, + &ld->ld_sasl_secprops ); + return sc == LDAP_SUCCESS ? 0 : -1; + } + break; + case LDAP_OPT_X_SASL_SSF_MIN: + ld->ld_sasl_secprops.min_ssf = *((sasl_ssf_t *) optdata); + break; + case LDAP_OPT_X_SASL_SSF_MAX: + ld->ld_sasl_secprops.max_ssf = *((sasl_ssf_t *) optdata); + break; + case LDAP_OPT_X_SASL_MAXBUFSIZE: + ld->ld_sasl_secprops.maxbufsize = *((sasl_ssf_t *) optdata); + break; + case LDAP_OPT_X_SASL_SSF: /* read only */ + 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 ); +} |