taskrambler  v0.1.8
Web server and task management solution.
storage/get.c
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1 /**
2  * \file
3  *
4  * \author Georg Hopp
5  *
6  * \copyright
7  * Copyright © 2012 Georg Hopp
8  *
9  * This program is free software: you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation, either version 3 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program. If not, see <http://www.gnu.org/licenses/>.
21  */
22 
23 #include <gdbm.h>
24 #include <string.h>
25 #include <stdlib.h>
26 #include <sys/types.h>
27 
28 #include "class.h"
29 #include "storage/storage.h"
30 
31 #include "utils/memory.h"
32 
33 void
35  Storage this,
36  char * _key, size_t nkey,
37  char ** data, size_t * ndata)
38 {
39  char * key = memMalloc(nkey);
40  datum gdbm_key = {key, nkey};
41  datum value;
42 
43  if (NULL == this) {
44  *data = NULL;
45  *ndata = 0;
46  }
47 
48  memcpy(key, _key, nkey);
49  value = gdbm_fetch(this->gdbm, gdbm_key);
50  MEM_FREE(key);
51 
52  if (NULL != value.dptr) {
53  *ndata = value.dsize;
54  *data = memMalloc(value.dsize);
55  memcpy(*data, value.dptr, value.dsize);
56 
57  free(value.dptr);
58  } else {
59  *data = NULL;
60  *ndata = 0;
61  }
62 }
63 
64 // vim: set ts=4 sw=4:
#define MEM_FREE(seg)
Definition: memory.h:28
void * memMalloc(size_t)
Definition: memory.c:783
void storageGet(Storage this, char *_key, size_t nkey, char **data, size_t *ndata)
Definition: storage/get.c:34