etc/cnid_dbd/dbd_delete.c

   1 /*
   2  * $Id: dbd_delete.c,v 1.5 2009-07-12 09:21:34 franklahm Exp $
   3  *
   4  * Copyright (C) Joerg Lenneis 2003
   5  * All Rights Reserved.  See COPYING.
   6  */
   7
   8 #ifdef HAVE_CONFIG_H
   9 #include "config.h"
  10 #endif /* HAVE_CONFIG_H */
  11
  12 #include <string.h>
  13 #include <errno.h>
  14 #include <arpa/inet.h>
  15
  16 #include <atalk/logger.h>
  17 #include <atalk/cnid_dbd_private.h>
  18
  19 #include "dbif.h"
  20 #include "dbd.h"
  21 #include "pack.h"
  22
  23 int dbd_delete(DBD *dbd, struct cnid_dbd_rqst *rqst, struct cnid_dbd_rply *rply, int idx)
  24 {
  25     DBT key;
  26     int rc;
  27     unsigned char *buf;
  28
  29     memset(&key, 0, sizeof(key));
  30     rply->namelen = 0;
  31
  32     switch (idx) {
  33     case DBIF_IDX_DEVINO:
  34         buf = pack_cnid_data(rqst);
  35         key.data = buf + CNID_DEVINO_OFS;
  36         key.size = CNID_DEVINO_LEN;
  37         if ((rc = dbif_del(dbd, DBIF_IDX_DEVINO, &key, 0)) < 0) {
  38             LOG(log_error, logtype_cnid, "dbd_delete: Unable to delete entry for dev/ino: 0x%llx/0x%llx",
  39                 (unsigned long long)rqst->dev, (unsigned long long)rqst->ino);
  40             rply->result = CNID_DBD_RES_ERR_DB;
  41             return -1;
  42         }
  43         if (rc) {
  44             LOG(log_debug, logtype_cnid, "cnid_delete: deleted dev/ino: 0x%llx/0x%llx",
  45                 (unsigned long long)rqst->dev, (unsigned long long)rqst->ino);
  46             rply->result = CNID_DBD_RES_OK;
  47         } else {
  48             LOG(log_debug, logtype_cnid, "cnid_delete: dev/ino: 0x%llx/0x%llx not in database",
  49                 (unsigned long long)rqst->dev, (unsigned long long)rqst->ino);
  50             rply->result = CNID_DBD_RES_NOTFOUND;
  51         }
  52         break;
  53     case DBIF_IDX_DIDNAME:
  54         buf = pack_cnid_data(rqst);
  55         key.data = buf + CNID_DID_OFS;
  56         key.size = CNID_DID_LEN + rqst->namelen + 1;
  57         if ((rc = dbif_del(dbd, DBIF_IDX_DIDNAME, &key, 0)) < 0) {
  58             LOG(log_error, logtype_cnid, "dbd_delete: Unable to delete entry for DID: %lu, name: %s",
  59                 ntohl(rqst->did), rqst->name);
  60             rply->result = CNID_DBD_RES_ERR_DB;
  61             return -1;
  62         }
  63         if (rc) {
  64             LOG(log_debug, logtype_cnid, "cnid_delete: deleted DID: %lu, name: %s",
  65                 ntohl(rqst->did), rqst->name);
  66             rply->result = CNID_DBD_RES_OK;
  67         } else {
  68             LOG(log_debug, logtype_cnid, "cnid_delete: DID: %lu, name: %s not in database",
  69                 ntohl(rqst->did), rqst->name);
  70             rply->result = CNID_DBD_RES_NOTFOUND;
  71         }
  72         break;
  73     default:
  74         key.data = (void *) &rqst->cnid;
  75         key.size = sizeof(rqst->cnid);
  76
  77         if ((rc = dbif_del(dbd, DBIF_CNID, &key, 0)) < 0) {
  78             LOG(log_error, logtype_cnid, "dbd_delete: Unable to delete entry for CNID %u", ntohl(rqst->cnid));
  79             rply->result = CNID_DBD_RES_ERR_DB;
  80             return -1;
  81         }
  82         if (rc) {
  83             LOG(log_debug, logtype_cnid, "cnid_delete: CNID %u deleted", ntohl(rqst->cnid));
  84             rply->result = CNID_DBD_RES_OK;
  85         } else {
  86             LOG(log_debug, logtype_cnid, "cnid_delete: CNID %u not in database", ntohl(rqst->cnid));
  87             rply->result = CNID_DBD_RES_NOTFOUND;
  88         }
  89     }
  90
  91     return 1;
  92 }