usr/src/lib/libldap5/sources/ldap/common/spagectrl.c

   1 /*
   2  * Copyright (c) 2001 by Sun Microsystems, Inc.
   3  * All rights reserved.
   4  */
   5
   6 #pragma ident   "%Z%%M% %I%     %E% SMI"
   7
   8 #include <stdio.h>
   9 #include <string.h>
  10
  11 #ifdef MACOS
  12 #include "macos.h"
  13 #endif /* MACOS */
  14
  15 #if !defined( MACOS ) && !defined( DOS )
  16 #include <sys/types.h>
  17 #include <sys/socket.h>
  18 #endif
  19
  20 #include "lber.h"
  21 #include "ldap.h"
  22 #include "ldap-int.h"
  23
  24 int ldap_create_page_control(LDAP *ld, unsigned int pagesize, struct berval *cookie, char isCritical, LDAPControl **output)
  25 {
  26         BerElement *ber;
  27         int rc;
  28
  29         if (NULL == ld || NULL == output)
  30                 return (LDAP_PARAM_ERROR);
  31
  32         if ((ber = ber_alloc_t(LBER_USE_DER)) == NULLBER){
  33                 return (LDAP_NO_MEMORY);
  34         }
  35
  36         if (ber_printf(ber, "{io}", pagesize,
  37                         (cookie && cookie->bv_val) ? cookie->bv_val : "",
  38                         (cookie && cookie->bv_val) ? cookie->bv_len : 0)
  39                                  == LBER_ERROR) {
  40                 ber_free(ber, 1);
  41                 return (LDAP_ENCODING_ERROR);
  42         }
  43
  44         rc = nsldapi_build_control(LDAP_CONTROL_SIMPLE_PAGE, ber, 1, isCritical,
  45                 output);
  46
  47         ld->ld_errno = rc;
  48         return (rc);
  49 }
  50
  51 int ldap_parse_page_control(LDAP *ld, LDAPControl **controls, unsigned int *totalcount, struct berval **cookie)
  52 {
  53         int i, rc;
  54         BerElement *theBer;
  55         LDAPControl *listCtrlp;
  56
  57         for (i = 0; controls[i] != NULL; i++){
  58                 if (strcmp(controls[i]->ldctl_oid, "1.2.840.113556.1.4.319") == 0) {
  59                         listCtrlp = controls[i];
  60                         if ((theBer = ber_init(&listCtrlp->ldctl_value)) == NULLBER){
  61                                 return (LDAP_NO_MEMORY);
  62                         }
  63                         if ((rc = ber_scanf(theBer, "{iO}", totalcount, cookie)) == LBER_ERROR){
  64                                 ber_free(theBer, 1);
  65                                 return (LDAP_DECODING_ERROR);
  66                         }
  67                         ber_free(theBer, 1);
  68                         return (LDAP_SUCCESS);
  69                 }
  70         }
  71         return (LDAP_CONTROL_NOT_FOUND);
  72 }
  73