xref: /rockchip-linux_mpp/utils/mpp_opt.h (revision 437bfbeb9567cca9cd9080e3f6954aa9d6a94f18)
1*437bfbebSnyanmisaka /*
2*437bfbebSnyanmisaka  * Copyright 2021 Rockchip Electronics Co. LTD
3*437bfbebSnyanmisaka  *
4*437bfbebSnyanmisaka  * Licensed under the Apache License, Version 2.0 (the "License");
5*437bfbebSnyanmisaka  * you may not use this file except in compliance with the License.
6*437bfbebSnyanmisaka  * You may obtain a copy of the License at
7*437bfbebSnyanmisaka  *
8*437bfbebSnyanmisaka  *      http://www.apache.org/licenses/LICENSE-2.0
9*437bfbebSnyanmisaka  *
10*437bfbebSnyanmisaka  * Unless required by applicable law or agreed to in writing, software
11*437bfbebSnyanmisaka  * distributed under the License is distributed on an "AS IS" BASIS,
12*437bfbebSnyanmisaka  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*437bfbebSnyanmisaka  * See the License for the specific language governing permissions and
14*437bfbebSnyanmisaka  * limitations under the License.
15*437bfbebSnyanmisaka  */
16*437bfbebSnyanmisaka 
17*437bfbebSnyanmisaka #ifndef __MPP_OPT_H__
18*437bfbebSnyanmisaka #define __MPP_OPT_H__
19*437bfbebSnyanmisaka 
20*437bfbebSnyanmisaka #include "rk_type.h"
21*437bfbebSnyanmisaka 
22*437bfbebSnyanmisaka /*
23*437bfbebSnyanmisaka  * return zero or positive for option parser aproach step
24*437bfbebSnyanmisaka  * return negative for failure or option help
25*437bfbebSnyanmisaka  */
26*437bfbebSnyanmisaka typedef RK_S32 (*OptParser)(void *ctx, const char *next);
27*437bfbebSnyanmisaka 
28*437bfbebSnyanmisaka typedef struct MppOptInfo_t {
29*437bfbebSnyanmisaka     const char*     name;
30*437bfbebSnyanmisaka     const char*     full_name;
31*437bfbebSnyanmisaka     const char*     help;
32*437bfbebSnyanmisaka     OptParser       proc;
33*437bfbebSnyanmisaka } MppOptInfo;
34*437bfbebSnyanmisaka 
35*437bfbebSnyanmisaka typedef void* MppOpt;
36*437bfbebSnyanmisaka 
37*437bfbebSnyanmisaka #ifdef __cplusplus
38*437bfbebSnyanmisaka extern "C" {
39*437bfbebSnyanmisaka #endif
40*437bfbebSnyanmisaka 
41*437bfbebSnyanmisaka MPP_RET mpp_opt_init(MppOpt *opt);
42*437bfbebSnyanmisaka MPP_RET mpp_opt_deinit(MppOpt opt);
43*437bfbebSnyanmisaka 
44*437bfbebSnyanmisaka MPP_RET mpp_opt_setup(MppOpt opt, void *ctx);
45*437bfbebSnyanmisaka /* Add NULL info to mark end of options */
46*437bfbebSnyanmisaka MPP_RET mpp_opt_add(MppOpt opt, MppOptInfo *info);
47*437bfbebSnyanmisaka 
48*437bfbebSnyanmisaka MPP_RET mpp_opt_parse(MppOpt opt, int argc, char **argv);
49*437bfbebSnyanmisaka 
50*437bfbebSnyanmisaka #ifdef __cplusplus
51*437bfbebSnyanmisaka }
52*437bfbebSnyanmisaka #endif
53*437bfbebSnyanmisaka 
54*437bfbebSnyanmisaka #endif /*__MPP_OPT_H__*/
55