external/bsd/openldap/dist/servers/slapd/back-shell/result.c

   1 /* result.c - shell backend result reading function */
   2 /* $OpenLDAP: pkg/ldap/servers/slapd/back-shell/result.c,v 1.23.2.4 2008/07/08 21:06:12 quanah Exp $ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 1998-2008 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
  17  * All rights reserved.
  18  *
  19  * Redistribution and use in source and binary forms are permitted
  20  * provided that this notice is preserved and that due credit is given
  21  * to the University of Michigan at Ann Arbor. The name of the University
  22  * may not be used to endorse or promote products derived from this
  23  * software without specific prior written permission. This software
  24  * is provided ``as is'' without express or implied warranty.
  25  */
  26 /* ACKNOWLEDGEMENTS:
  27  * This work was originally developed by the University of Michigan
  28  * (as part of U-MICH LDAP).
  29  */
  30
  31 #include "portable.h"
  32
  33 #include <stdio.h>
  34
  35 #include <ac/errno.h>
  36 #include <ac/string.h>
  37 #include <ac/socket.h>
  38 #include <ac/unistd.h>
  39
  40 #include "slap.h"
  41 #include "shell.h"
  42
  43 int
  44 read_and_send_results(
  45     Operation   *op,
  46     SlapReply   *rs,
  47     FILE        *fp )
  48 {
  49         int     bsize, len;
  50         char    *buf, *bp;
  51         char    line[BUFSIZ];
  52         char    ebuf[128];
  53
  54         /* read in the result and send it along */
  55         buf = (char *) ch_malloc( BUFSIZ );
  56         buf[0] = '\0';
  57         bsize = BUFSIZ;
  58         bp = buf;
  59         while ( !feof(fp) ) {
  60                 errno = 0;
  61                 if ( fgets( line, sizeof(line), fp ) == NULL ) {
  62                         if ( errno == EINTR ) continue;
  63
  64                         Debug( LDAP_DEBUG_ANY, "shell: fgets failed: %s (%d)\n",
  65                                 AC_STRERROR_R(errno, ebuf, sizeof ebuf), errno, 0 );
  66                         break;
  67                 }
  68
  69                 Debug( LDAP_DEBUG_SHELL, "shell search reading line (%s)\n",
  70                     line, 0, 0 );
  71
  72                 /* ignore lines beginning with # (LDIFv1 comments) */
  73                 if ( *line == '#' ) {
  74                         continue;
  75                 }
  76
  77                 /* ignore lines beginning with DEBUG: */
  78                 if ( strncasecmp( line, "DEBUG:", 6 ) == 0 ) {
  79                         continue;
  80                 }
  81
  82                 len = strlen( line );
  83                 while ( bp + len + 1 - buf > bsize ) {
  84                         size_t offset = bp - buf;
  85                         bsize += BUFSIZ;
  86                         buf = (char *) ch_realloc( buf, bsize );
  87                         bp = &buf[offset];
  88                 }
  89                 strcpy( bp, line );
  90                 bp += len;
  91
  92                 /* line marked the end of an entry or result */
  93                 if ( *line == '\n' ) {
  94                         if ( strncasecmp( buf, "RESULT", 6 ) == 0 ) {
  95                                 break;
  96                         }
  97
  98                         if ( (rs->sr_entry = str2entry( buf )) == NULL ) {
  99                                 Debug( LDAP_DEBUG_ANY, "str2entry(%s) failed\n",
 100                                     buf, 0, 0 );
 101                         } else {
 102                                 rs->sr_attrs = op->oq_search.rs_attrs;
 103                                 rs->sr_flags = REP_ENTRY_MODIFIABLE;
 104                                 send_search_entry( op, rs );
 105                                 entry_free( rs->sr_entry );
 106                         }
 107
 108                         bp = buf;
 109                 }
 110         }
 111         (void) str2result( buf, &rs->sr_err, (char **)&rs->sr_matched, (char **)&rs->sr_text );
 112
 113         /* otherwise, front end will send this result */
 114         if ( rs->sr_err != 0 || op->o_tag != LDAP_REQ_BIND ) {
 115                 send_ldap_result( op, rs );
 116         }
 117
 118         free( buf );
 119
 120         return( rs->sr_err );
 121 }
 122
 123 void
 124 print_suffixes(
 125     FILE        *fp,
 126     Backend     *be
 127 )
 128 {
 129         int     i;
 130
 131         for ( i = 0; be->be_suffix[i].bv_val != NULL; i++ ) {
 132                 fprintf( fp, "suffix: %s\n", be->be_suffix[i].bv_val );
 133         }
 134 }