openldap/libraries/libldap/options.c
1998-12-28 20:53:15 +00:00

401 lines
8.1 KiB
C

/*
* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <stdlib.h>
#include <ac/socket.h>
#include <ac/string.h>
#include "ldap-int.h"
static const LDAPAPIFeatureInfo features[] = {
#ifdef LDAP_API_FEATURE_INFO
{"INFO", LDAP_API_FEATURE_INFO},
#endif
#ifdef LDAP_API_FEATURE_THREAD_SAFE
{"THREAD_SAFE", LDAP_API_FEATURE_THREAD_SAFE},
#endif
#ifdef LDAP_API_FEATURE_SESSION_THREAD_SAFE
{"SESSION_THREAD_SAFE", LDAP_API_FEATURE_SESSION_THREAD_SAFE},
#endif
#ifdef LDAP_API_FEATURE_OPERATION_THREAD_SAFE
{"OPERATION_THREAD_SAFE", LDAP_API_FEATURE_OPERATION_THREAD_SAFE},
#endif
#ifdef LDAP_API_FEATURE_X_OPENLDAP_REEENTRANT
{"X_OPENLDAP_REENTRANT", LDAP_API_FEATURE_X_OPENLDAP_REENTRANT},
#endif
#if defined( LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE ) && \
defined( LDAP_THREAD_SAFE )
{"X_OPENLDAP_THREAD_SAFE", LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE},
#endif
#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_DNS
{"X_OPENLDAP_V2_DNS", LDAP_API_FEATURE_X_OPENLDAP_V2_DNS},
#endif
#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_REFERRALS
{"X_OPENLDAP_V2_REFERRALS", LDAP_API_FEATURE_X_OPENLDAP_V2_REFERRALS},
#endif
{NULL, 0}
};
int
ldap_get_option(
LDAP *ld,
int option,
void *outvalue)
{
struct ldapoptions *lo;
if(!openldap_ldap_initialized) {
openldap_ldap_initialize();
}
if(outvalue == NULL) {
/* no place to get to */
return -1;
}
if(ld == NULL) {
lo = &openldap_ldap_global_options;
} else {
lo = &ld->ld_options;
}
switch(option) {
case LDAP_OPT_API_INFO: {
struct ldapapiinfo *info = (struct ldapapiinfo *) outvalue;
if(info == NULL) {
/* outvalue must point to an apiinfo structure */
return -1;
}
if(info->ldapai_info_version != LDAP_API_INFO_VERSION) {
/* api info version mismatch */
info->ldapai_info_version = LDAP_API_INFO_VERSION;
return -1;
}
info->ldapai_api_version = LDAP_API_VERSION;
info->ldapai_api_version = LDAP_API_VERSION;
info->ldapai_protocol_version = LDAP_VERSION_MAX;
if(features[0].ldapaif_name == NULL) {
info->ldapai_extensions = NULL;
} else {
int i;
info->ldapai_extensions = malloc(sizeof(char *) *
sizeof(features)/sizeof(LDAPAPIFeatureInfo));
for(i=0; features[i].ldapaif_name != NULL; i++) {
info->ldapai_extensions[i] =
ldap_strdup(features[i].ldapaif_name);
}
info->ldapai_extensions[i] = NULL;
}
info->ldapai_vendor_name = ldap_strdup(LDAP_VENDOR_NAME);
info->ldapai_vendor_version = LDAP_VENDOR_VERSION;
return 0;
} break;
case LDAP_OPT_DESC:
if(ld == NULL) {
/* bad param */
break;
}
* (int *) outvalue = ld->ld_sb.sb_sd;
return 0;
case LDAP_OPT_DEREF:
* (int *) outvalue = lo->ldo_deref;
return 0;
case LDAP_OPT_SIZELIMIT:
* (int *) outvalue = lo->ldo_sizelimit;
return 0;
case LDAP_OPT_TIMELIMIT:
* (int *) outvalue = lo->ldo_timelimit;
return 0;
case LDAP_OPT_REFERRALS:
* (int *) outvalue = (int) LDAP_BOOL_GET(lo, LDAP_BOOL_REFERRALS);
return 0;
case LDAP_OPT_RESTART:
* (int *) outvalue = (int) LDAP_BOOL_GET(lo, LDAP_BOOL_RESTART);
return 0;
case LDAP_OPT_DNS: /* LDAPv2 */
* (int *) outvalue = (int) LDAP_BOOL_GET(lo, LDAP_BOOL_DNS);
return 0;
case LDAP_OPT_PROTOCOL_VERSION:
if ((ld != NULL) && ld->ld_version) {
* (int *) outvalue = ld->ld_version;
} else {
* (int *) outvalue = lo->ldo_version;
}
return 0;
case LDAP_OPT_SERVER_CONTROLS:
* (LDAPControl ***) outvalue =
ldap_controls_dup( lo->ldo_server_controls );
return 0;
case LDAP_OPT_CLIENT_CONTROLS:
* (LDAPControl ***) outvalue =
ldap_controls_dup( lo->ldo_client_controls );
return 0;
case LDAP_OPT_HOST_NAME:
/*
* draft-ietf-ldapext-ldap-c-api-01 doesn't state
* whether caller has to free host names or not,
* we do.
*/
* (char **) outvalue = ldap_strdup(lo->ldo_defhost);
return 0;
case LDAP_OPT_ERROR_NUMBER:
if(ld == NULL) {
/* bad param */
break;
}
* (int *) outvalue = ld->ld_errno;
return 0;
case LDAP_OPT_ERROR_STRING:
if(ld == NULL) {
/* bad param */
break;
}
/*
* draft-ietf-ldapext-ldap-c-api-01 doesn't require
* the client to have to free error strings, we do
*/
if( ld->ld_error == NULL ) {
* (char **) outvalue = NULL;
} else {
* (char **) outvalue = ldap_strdup(ld->ld_error);
}
return 0;
case LDAP_OPT_API_FEATURE_INFO: {
LDAPAPIFeatureInfo *info = (LDAPAPIFeatureInfo *) outvalue;
int i;
if(info == NULL) return -1;
if(info->ldapaif_name == NULL) return -1;
for(i=0; features[i].ldapaif_name != NULL; i++) {
if(!strcmp(info->ldapaif_name, features[i].ldapaif_name)) {
info->ldapaif_version =
features[i].ldapaif_version;
return 0;
}
}
}
break;
case LDAP_OPT_DEBUG_LEVEL:
* (int *) outvalue = lo->ldo_debug;
return 0;
default:
/* bad param */
break;
}
return -1;
}
int
ldap_set_option(
LDAP *ld,
int option,
void *invalue)
{
struct ldapoptions *lo;
if(!openldap_ldap_initialized) {
openldap_ldap_initialize();
}
if(invalue == NULL) {
/* no place to set from */
return -1;
}
if(ld == NULL) {
lo = &openldap_ldap_global_options;
} else {
lo = &ld->ld_options;
}
switch(option) {
case LDAP_OPT_API_INFO:
case LDAP_OPT_DESC:
/* READ ONLY */
break;
case LDAP_OPT_DEREF:
lo->ldo_deref = * (int *) invalue;
return 0;
case LDAP_OPT_SIZELIMIT:
lo->ldo_sizelimit = * (int *) invalue;
return 0;
case LDAP_OPT_TIMELIMIT:
lo->ldo_timelimit = * (int *) invalue;
return 0;
case LDAP_OPT_REFERRALS:
if((int) invalue == (int) LDAP_OPT_ON) {
LDAP_BOOL_SET(lo, LDAP_BOOL_REFERRALS);
} else {
LDAP_BOOL_CLR(lo, LDAP_BOOL_REFERRALS);
}
return 0;
case LDAP_OPT_RESTART:
if((int) invalue == (int) LDAP_OPT_ON) {
LDAP_BOOL_SET(lo, LDAP_BOOL_RESTART);
} else {
LDAP_BOOL_CLR(lo, LDAP_BOOL_RESTART);
}
return 0;
case LDAP_OPT_PROTOCOL_VERSION: {
int vers = * (int *) invalue;
if (vers < LDAP_VERSION_MIN || vers > LDAP_VERSION_MAX) {
/* not supported */
break;
}
ld->ld_version = vers;
} return 0;
case LDAP_OPT_SERVER_CONTROLS: {
LDAPControl **controls = (LDAPControl **) invalue;
ldap_controls_free( lo->ldo_server_controls );
if( controls == NULL || *controls == NULL ) {
lo->ldo_server_controls = NULL;
return 0;
}
lo->ldo_server_controls =
ldap_controls_dup( (LDAPControl **) invalue );
if(lo->ldo_server_controls == NULL) {
/* memory allocation error ? */
break;
}
} return 0;
case LDAP_OPT_CLIENT_CONTROLS: {
LDAPControl **controls = (LDAPControl **) invalue;
ldap_controls_free( lo->ldo_client_controls );
if( controls == NULL || *controls == NULL ) {
lo->ldo_client_controls = NULL;
return 0;
}
lo->ldo_client_controls =
ldap_controls_dup( (LDAPControl **) invalue );
if(lo->ldo_client_controls == NULL) {
/* memory allocation error ? */
break;
}
} return 0;
case LDAP_OPT_HOST_NAME: {
char* host = (char *) invalue;
if(lo->ldo_defhost != NULL) {
free(lo->ldo_defhost);
lo->ldo_defhost = NULL;
}
if(host != NULL) {
lo->ldo_defhost = ldap_strdup(host);
return 0;
}
if(ld == NULL) {
/*
* must want global default returned
* to initial condition.
*/
lo->ldo_defhost = ldap_strdup("localhost");
} else {
/*
* must want the session default
* updated to the current global default
*/
lo->ldo_defhost = ldap_strdup(
openldap_ldap_global_options.ldo_defhost);
}
} return 0;
case LDAP_OPT_ERROR_NUMBER: {
int err = * (int *) invalue;
if(ld == NULL) {
/* need a struct ldap */
break;
}
ld->ld_errno = err;
} return 0;
case LDAP_OPT_ERROR_STRING: {
char* err = (char *) invalue;
if(ld == NULL) {
/* need a struct ldap */
break;
}
if( ld->ld_error ) {
free(ld->ld_error);
}
ld->ld_error = ldap_strdup(err);
} return 0;
case LDAP_OPT_API_FEATURE_INFO:
/* read-only */
break;
case LDAP_OPT_DEBUG_LEVEL:
lo->ldo_debug = * (int *) invalue;
return 0;
default:
/* bad param */
break;
}
return -1;
}