PipeWire: spa/pod/vararg.h Source File

PipeWire 0.3.51

vararg.h
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1/* Simple Plugin API
2 *
3 * Copyright © 2019 Wim Taymans
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef SPA_POD_VARARG_H
26#define SPA_POD_VARARG_H
27
28#ifdef __cplusplus
29extern "C" {
30#endif
31
32#include <stdarg.h>
33
34#include <spa/pod/pod.h>
35
41#define SPA_POD_Prop(key,...) \
42 key, ##__VA_ARGS__
43
44#define SPA_POD_Control(offset,type,...) \
45 offset, type, ##__VA_ARGS__
46
47#define SPA_CHOICE_RANGE(def,min,max) 3,(def),(min),(max)
48#define SPA_CHOICE_STEP(def,min,max,step) 4,(def),(min),(max),(step)
49#define SPA_CHOICE_ENUM(n_vals,...) (n_vals),##__VA_ARGS__
50#define SPA_CHOICE_FLAGS(flags) 1, (flags)
51#define SPA_CHOICE_BOOL(def) 3,(def),(def),!(def)
52
53#define SPA_POD_Bool(val) "b", val
54#define SPA_POD_CHOICE_Bool(def) "?eb", SPA_CHOICE_BOOL(def)
55
56#define SPA_POD_Id(val) "I", val
57#define SPA_POD_CHOICE_ENUM_Id(n_vals,...) "?eI", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
58
59#define SPA_POD_Int(val) "i", val
60#define SPA_POD_CHOICE_ENUM_Int(n_vals,...) "?ei", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
61#define SPA_POD_CHOICE_RANGE_Int(def,min,max) "?ri", SPA_CHOICE_RANGE(def, min, max)
62#define SPA_POD_CHOICE_STEP_Int(def,min,max,step) "?si", SPA_CHOICE_STEP(def, min, max, step)
63#define SPA_POD_CHOICE_FLAGS_Int(flags) "?fi", SPA_CHOICE_FLAGS(flags)
64
65#define SPA_POD_Long(val) "l", val
66#define SPA_POD_CHOICE_ENUM_Long(n_vals,...) "?el", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
67#define SPA_POD_CHOICE_RANGE_Long(def,min,max) "?rl", SPA_CHOICE_RANGE(def, min, max)
68#define SPA_POD_CHOICE_STEP_Long(def,min,max,step) "?sl", SPA_CHOICE_STEP(def, min, max, step)
69#define SPA_POD_CHOICE_FLAGS_Long(flags) "?fl", SPA_CHOICE_FLAGS(flags)
70
71#define SPA_POD_Float(val) "f", val
72#define SPA_POD_CHOICE_ENUM_Float(n_vals,...) "?ef", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
73#define SPA_POD_CHOICE_RANGE_Float(def,min,max) "?rf", SPA_CHOICE_RANGE(def, min, max)
74#define SPA_POD_CHOICE_STEP_Float(def,min,max,step) "?sf", SPA_CHOICE_STEP(def, min, max, step)
75
76#define SPA_POD_Double(val) "d", val
77#define SPA_POD_CHOICE_ENUM_Double(n_vals,...) "?ed", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
78#define SPA_POD_CHOICE_RANGE_Double(def,min,max) "?rd", SPA_CHOICE_RANGE(def, min, max)
79#define SPA_POD_CHOICE_STEP_Double(def,min,max,step) "?sd", SPA_CHOICE_STEP(def, min, max, step)
80
81#define SPA_POD_String(val) "s",val
82#define SPA_POD_Stringn(val,len) "S",val,len
83
84#define SPA_POD_Bytes(val,len) "y",val,len
85
86#define SPA_POD_Rectangle(val) "R",val
87#define SPA_POD_CHOICE_ENUM_Rectangle(n_vals,...) "?eR", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
88#define SPA_POD_CHOICE_RANGE_Rectangle(def,min,max) "?rR", SPA_CHOICE_RANGE((def),(min),(max))
89#define SPA_POD_CHOICE_STEP_Rectangle(def,min,max,step) "?sR", SPA_CHOICE_STEP((def),(min),(max),(step))
90
91#define SPA_POD_Fraction(val) "F",val
92#define SPA_POD_CHOICE_ENUM_Fraction(n_vals,...) "?eF", SPA_CHOICE_ENUM(n_vals, __VA_ARGS__)
93#define SPA_POD_CHOICE_RANGE_Fraction(def,min,max) "?rF", SPA_CHOICE_RANGE((def),(min),(max))
94#define SPA_POD_CHOICE_STEP_Fraction(def,min,max,step) "?sF", SPA_CHOICE_STEP(def, min, max, step)
95
96#define SPA_POD_Array(csize,ctype,n_vals,vals) "a", csize,ctype,n_vals,vals
97#define SPA_POD_Pointer(type,val) "p", type,val
98#define SPA_POD_Fd(val) "h", val
99#define SPA_POD_None() "P", NULL
100#define SPA_POD_Pod(val) "P", val
101#define SPA_POD_PodObject(val) "O", val
102#define SPA_POD_PodStruct(val) "T", val
103#define SPA_POD_PodChoice(val) "V", val
104
109#ifdef __cplusplus
110} /* extern "C" */
111#endif
112
113#endif /* SPA_POD_VARARG_H */
pod.h
spa/pod/pod.h