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1 /*
2  * $Id: dbd_resolve.c,v 1.4 2009-05-06 11:54:24 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 <atalk/logger.h>
14 #include <errno.h>
15 #include <arpa/inet.h>
16
17 #include <atalk/cnid_dbd_private.h>
18
19 #include "dbif.h"
20 #include "dbd.h"
21 #include "pack.h"
22
23 /* Return the did/name pair corresponding to a CNID. */
24
25 int dbd_resolve(DBD *dbd, struct cnid_dbd_rqst *rqst, struct cnid_dbd_rply *rply)
26 {
27     DBT key, data;
28     int rc;
29
30     memset(&key, 0, sizeof(key));
31     memset(&data, 0, sizeof(data));
32
33     rply->namelen = 0;
34
35     key.data = (void *) &rqst->cnid;
36     key.size = sizeof(cnid_t);
37
38     if ((rc = dbif_get(dbd, DBIF_CNID, &key, &data, 0)) < 0) {
39         LOG(log_error, logtype_cnid, "dbd_resolve: DB Error resolving CNID %u", ntohl(rqst->cnid));
40         rply->result = CNID_DBD_RES_ERR_DB;
41         return -1;
42     }
43      
44     if (rc == 0) {
45
46         LOG(log_debug, logtype_cnid, "dbd_resolve: Could not resolve CNID %u", ntohl(rqst->cnid));
47     
48         rply->result = CNID_DBD_RES_NOTFOUND;
49         return 1;
50     }
51
52     memcpy(&rply->did, (char *) data.data + CNID_DID_OFS, sizeof(cnid_t));
53
54     rply->namelen = data.size;
55     rply->name = (char *)data.data;
56
57     LOG(log_debug, logtype_cnid, "dbd_resolve(CNID: %u): did: %u, name: \"%s\"",
58         ntohl(rqst->cnid), ntohl(rply->did), rply->name + CNID_NAME_OFS);
59
60     rply->result = CNID_DBD_RES_OK;
61     return 1;
62 }