1 /*
2 * Copyright 2016 Rockchip Electronics Co. LTD
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define MODULE_TAG "rc_data_base"
18
19 #include "mpp_mem.h"
20
21 #include "rc_data_base.h"
22
node_group_init(NodeGroup ** grp,RK_S32 node_size,RK_S32 node_count)23 MPP_RET node_group_init(NodeGroup **grp, RK_S32 node_size, RK_S32 node_count)
24 {
25 NodeGroup *p = mpp_malloc_size(NodeGroup, sizeof(NodeGroup) +
26 node_size * node_count);
27
28 if (p) {
29 p->node_size = node_size;
30 p->node_count = node_count;
31 p->first = (void *)(p + 1);
32 p->last = (RK_U8 *)p->first + node_size * (node_count - 1);
33 }
34
35 *grp = p;
36 return MPP_OK;
37 }
38
node_group_deinit(NodeGroup * p)39 MPP_RET node_group_deinit(NodeGroup *p)
40 {
41 MPP_FREE(p);
42 return MPP_OK;
43 }
44
node_group_get(NodeGroup * p,RK_S32 idx)45 void *node_group_get(NodeGroup *p, RK_S32 idx)
46 {
47 RK_U8 *node = (RK_U8 *)p->first;
48
49 return (void *)(node + idx * p->node_size);
50 }
51
node_group_check(NodeGroup * p,void * node)52 MPP_RET node_group_check(NodeGroup *p, void *node)
53 {
54 void *first = p->first;
55 void *last = p->last;
56
57 return (node >= first && node <= last) ? (MPP_OK) : (MPP_NOK);
58 }
59