PipeWire: spa/debug/pod.h Source File

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pod.h
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1/* Simple Plugin API */
2/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
3/* SPDX-License-Identifier: MIT */
4
5#ifndef SPA_DEBUG_POD_H
6#define SPA_DEBUG_POD_H
7
8#ifdef __cplusplus
9extern "C" {
10#endif
11
17#include <spa/debug/context.h>
18#include <spa/debug/mem.h>
19#include <spa/debug/types.h>
20#include <spa/pod/pod.h>
21#include <spa/pod/iter.h>
22
23static inline int
24 spa_debugc_pod_value(struct spa_debug_context *ctx, int indent, const struct spa_type_info *info,
25 uint32_t type, void *body, uint32_t size)
26{
27 switch (type) {
28 case SPA_TYPE_Bool:
29 spa_debugc(ctx, "%*s" "Bool %s", indent, "", (*(int32_t *) body) ? "true" : "false");
30 break;
31 case SPA_TYPE_Id:
32 spa_debugc(ctx, "%*s" "Id %-8d (%s)", indent, "", *(int32_t *) body,
33 spa_debug_type_find_name(info, *(int32_t *) body));
34 break;
35 case SPA_TYPE_Int:
36 spa_debugc(ctx, "%*s" "Int %d", indent, "", *(int32_t *) body);
37 break;
38 case SPA_TYPE_Long:
39 spa_debugc(ctx, "%*s" "Long %" PRIi64 "", indent, "", *(int64_t *) body);
40 break;
41 case SPA_TYPE_Float:
42 spa_debugc(ctx, "%*s" "Float %f", indent, "", *(float *) body);
43 break;
44 case SPA_TYPE_Double:
45 spa_debugc(ctx, "%*s" "Double %f", indent, "", *(double *) body);
46 break;
47 case SPA_TYPE_String:
48 spa_debugc(ctx, "%*s" "String \"%s\"", indent, "", (char *) body);
49 break;
50 case SPA_TYPE_Fd:
51 spa_debugc(ctx, "%*s" "Fd %d", indent, "", *(int *) body);
52 break;
53 case SPA_TYPE_Pointer:
54 {
55 struct spa_pod_pointer_body *b = (struct spa_pod_pointer_body *)body;
56 spa_debugc(ctx, "%*s" "Pointer %s %p", indent, "",
57 spa_debug_type_find_name(SPA_TYPE_ROOT, b->type), b->value);
58 break;
59 }
60 case SPA_TYPE_Rectangle:
61 {
62 struct spa_rectangle *r = (struct spa_rectangle *)body;
63 spa_debugc(ctx, "%*s" "Rectangle %dx%d", indent, "", r->width, r->height);
64 break;
65 }
66 case SPA_TYPE_Fraction:
67 {
68 struct spa_fraction *f = (struct spa_fraction *)body;
69 spa_debugc(ctx, "%*s" "Fraction %d/%d", indent, "", f->num, f->denom);
70 break;
71 }
72 case SPA_TYPE_Bitmap:
73 spa_debugc(ctx, "%*s" "Bitmap", indent, "");
74 break;
75 case SPA_TYPE_Array:
76 {
77 struct spa_pod_array_body *b = (struct spa_pod_array_body *)body;
78 void *p;
79 const struct spa_type_info *ti = spa_debug_type_find(SPA_TYPE_ROOT, b->child.type);
80
81 spa_debugc(ctx, "%*s" "Array: child.size %d, child.type %s", indent, "",
82 b->child.size, ti ? ti->name : "unknown");
83
84 info = info && info->values ? info->values : info;
85 SPA_POD_ARRAY_BODY_FOREACH(b, size, p)
86 spa_debugc_pod_value(ctx, indent + 2, info, b->child.type, p, b->child.size);
87 break;
88 }
89 case SPA_TYPE_Choice:
90 {
91 struct spa_pod_choice_body *b = (struct spa_pod_choice_body *)body;
92 void *p;
93 const struct spa_type_info *ti = spa_debug_type_find(spa_type_choice, b->type);
94
95 spa_debugc(ctx, "%*s" "Choice: type %s, flags %08x %d %d", indent, "",
96 ti ? ti->name : "unknown", b->flags, size, b->child.size);
97
98 SPA_POD_CHOICE_BODY_FOREACH(b, size, p)
99 spa_debugc_pod_value(ctx, indent + 2, info, b->child.type, p, b->child.size);
100 break;
101 }
102 case SPA_TYPE_Struct:
103 {
104 struct spa_pod *b = (struct spa_pod *)body, *p;
105 spa_debugc(ctx, "%*s" "Struct: size %d", indent, "", size);
106 SPA_POD_FOREACH(b, size, p)
107 spa_debugc_pod_value(ctx, indent + 2, info, p->type, SPA_POD_BODY(p), p->size);
108 break;
109 }
110 case SPA_TYPE_Object:
111 {
112 struct spa_pod_object_body *b = (struct spa_pod_object_body *)body;
113 struct spa_pod_prop *p;
114 const struct spa_type_info *ti, *ii;
115
116 ti = spa_debug_type_find(info, b->type);
117 ii = ti ? spa_debug_type_find(ti->values, 0) : NULL;
118 ii = ii ? spa_debug_type_find(ii->values, b->id) : NULL;
119
120 spa_debugc(ctx, "%*s" "Object: size %d, type %s (%d), id %s (%d)", indent, "", size,
121 ti ? ti->name : "unknown", b->type, ii ? ii->name : "unknown", b->id);
122
123 info = ti ? ti->values : info;
124
125 SPA_POD_OBJECT_BODY_FOREACH(b, size, p) {
126 ii = spa_debug_type_find(info, p->key);
127
128 spa_debugc(ctx, "%*s" "Prop: key %s (%d), flags %08x", indent+2, "",
129 ii ? ii->name : "unknown", p->key, p->flags);
130
131 spa_debugc_pod_value(ctx, indent + 4, ii ? ii->values : NULL,
132 p->value.type,
133 SPA_POD_CONTENTS(struct spa_pod_prop, p),
134 p->value.size);
135 }
136 break;
137 }
138 case SPA_TYPE_Sequence:
139 {
140 struct spa_pod_sequence_body *b = (struct spa_pod_sequence_body *)body;
141 const struct spa_type_info *ti, *ii;
142 struct spa_pod_control *c;
143
144 ti = spa_debug_type_find(info, b->unit);
145
146 spa_debugc(ctx, "%*s" "Sequence: size %d, unit %s", indent, "", size,
147 ti ? ti->name : "unknown");
148
149 SPA_POD_SEQUENCE_BODY_FOREACH(b, size, c) {
150 ii = spa_debug_type_find(spa_type_control, c->type);
151
152 spa_debugc(ctx, "%*s" "Control: offset %d, type %s", indent+2, "",
153 c->offset, ii ? ii->name : "unknown");
154
155 spa_debugc_pod_value(ctx, indent + 4, ii ? ii->values : NULL,
156 c->value.type,
157 SPA_POD_CONTENTS(struct spa_pod_control, c),
158 c->value.size);
159 }
160 break;
161 }
162 case SPA_TYPE_Bytes:
163 spa_debugc(ctx, "%*s" "Bytes", indent, "");
164 spa_debugc_mem(ctx, indent + 2, body, size);
165 break;
166 case SPA_TYPE_None:
167 spa_debugc(ctx, "%*s" "None", indent, "");
168 spa_debugc_mem(ctx, indent + 2, body, size);
169 break;
170 default:
171 spa_debugc(ctx, "%*s" "unhandled POD type %d", indent, "", type);
172 break;
173 }
174 return 0;
175}
176
177static inline int spa_debugc_pod(struct spa_debug_context *ctx, int indent,
178 const struct spa_type_info *info, const struct spa_pod *pod)
179{
180 return spa_debugc_pod_value(ctx, indent, info ? info : SPA_TYPE_ROOT,
181 SPA_POD_TYPE(pod),
182 SPA_POD_BODY(pod),
183 SPA_POD_BODY_SIZE(pod));
184}
185
186static inline int
187 spa_debug_pod_value(int indent, const struct spa_type_info *info,
188 uint32_t type, void *body, uint32_t size)
189{
190 return spa_debugc_pod_value(NULL, indent, info, type, body, size);
191}
192
193static inline int spa_debug_pod(int indent,
194 const struct spa_type_info *info, const struct spa_pod *pod)
195{
196 return spa_debugc_pod(NULL, indent, info, pod);
197}
203#ifdef __cplusplus
204} /* extern "C" */
205#endif
206
207#endif /* SPA_DEBUG_POD_H */
spa_type_control
static const struct spa_type_info spa_type_control[]
Definition type-info.h:32
spa_debugc_pod
static int spa_debugc_pod(struct spa_debug_context *ctx, int indent, const struct spa_type_info *info, const struct spa_pod *pod)
Definition pod.h:182
spa_debugc
#define spa_debugc(_c, _fmt,...)
Definition context.h:38
spa_debug_pod
static int spa_debug_pod(int indent, const struct spa_type_info *info, const struct spa_pod *pod)
Definition pod.h:198
spa_debug_type_find
static const struct spa_type_info * spa_debug_type_find(const struct spa_type_info *info, uint32_t type)
Definition types.h:26
spa_debug_type_find_name
static const char * spa_debug_type_find_name(const struct spa_type_info *info, uint32_t type)
Definition types.h:53
spa_debug_pod_value
static int spa_debug_pod_value(int indent, const struct spa_type_info *info, uint32_t type, void *body, uint32_t size)
Definition pod.h:192
spa_debugc_pod_value
static int spa_debugc_pod_value(struct spa_debug_context *ctx, int indent, const struct spa_type_info *info, uint32_t type, void *body, uint32_t size)
Definition pod.h:29
spa_debugc_mem
static int spa_debugc_mem(struct spa_debug_context *ctx, int indent, const void *data, size_t size)
Definition mem.h:26
SPA_POD_OBJECT_BODY_FOREACH
#define SPA_POD_OBJECT_BODY_FOREACH(body, size, iter)
Definition iter.h:109
SPA_POD_CHOICE_BODY_FOREACH
#define SPA_POD_CHOICE_BODY_FOREACH(body, _size, iter)
Definition iter.h:93
SPA_POD_BODY
#define SPA_POD_BODY(pod)
Definition pod.h:39
SPA_POD_TYPE
#define SPA_POD_TYPE(pod)
Definition pod.h:28
SPA_POD_BODY_SIZE
#define SPA_POD_BODY_SIZE(pod)
Definition pod.h:26
SPA_POD_FOREACH
#define SPA_POD_FOREACH(pod, size, iter)
Definition iter.h:101
SPA_POD_CONTENTS
#define SPA_POD_CONTENTS(type, pod)
Definition pod.h:35
SPA_POD_SEQUENCE_BODY_FOREACH
#define SPA_POD_SEQUENCE_BODY_FOREACH(body, size, iter)
Definition iter.h:117
SPA_POD_ARRAY_BODY_FOREACH
#define SPA_POD_ARRAY_BODY_FOREACH(body, _size, iter)
Definition iter.h:85
spa_type_choice
static const struct spa_type_info spa_type_choice[]
Definition enum-types.h:41
SPA_TYPE_ROOT
#define SPA_TYPE_ROOT
Definition type-info.h:26
SPA_TYPE_Int
@ SPA_TYPE_Int
Definition type.h:34
SPA_TYPE_Rectangle
@ SPA_TYPE_Rectangle
Definition type.h:40
SPA_TYPE_Long
@ SPA_TYPE_Long
Definition type.h:35
SPA_TYPE_Bool
@ SPA_TYPE_Bool
Definition type.h:32
SPA_TYPE_Bytes
@ SPA_TYPE_Bytes
Definition type.h:39
SPA_TYPE_Bitmap
@ SPA_TYPE_Bitmap
Definition type.h:42
SPA_TYPE_Object
@ SPA_TYPE_Object
Definition type.h:45
SPA_TYPE_Float
@ SPA_TYPE_Float
Definition type.h:36
SPA_TYPE_Fraction
@ SPA_TYPE_Fraction
Definition type.h:41
SPA_TYPE_None
@ SPA_TYPE_None
Definition type.h:31
SPA_TYPE_Sequence
@ SPA_TYPE_Sequence
Definition type.h:46
SPA_TYPE_Double
@ SPA_TYPE_Double
Definition type.h:37
SPA_TYPE_Id
@ SPA_TYPE_Id
Definition type.h:33
SPA_TYPE_Choice
@ SPA_TYPE_Choice
Definition type.h:49
SPA_TYPE_Pointer
@ SPA_TYPE_Pointer
Definition type.h:47
SPA_TYPE_Array
@ SPA_TYPE_Array
Definition type.h:43
SPA_TYPE_String
@ SPA_TYPE_String
Definition type.h:38
SPA_TYPE_Fd
@ SPA_TYPE_Fd
Definition type.h:48
SPA_TYPE_Struct
@ SPA_TYPE_Struct
Definition type.h:44
iter.h
spa/pod/iter.h
pod.h
spa/pod/pod.h
context.h
spa/debug/context.h
mem.h
spa/debug/mem.h
spa_debug_context
Definition context.h:34
spa_fraction
Definition defs.h:137
spa_fraction::num
uint32_t num
Definition defs.h:138
spa_fraction::denom
uint32_t denom
Definition defs.h:139
spa_pod_array_body
Definition pod.h:121
spa_pod_array_body::child
struct spa_pod child
Definition pod.h:122
spa_pod_choice_body
Definition pod.h:154
spa_pod_choice_body::child
struct spa_pod child
Definition pod.h:157
spa_pod_choice_body::type
uint32_t type
type of choice, one of enum spa_choice_type
Definition pod.h:155
spa_pod_choice_body::flags
uint32_t flags
extra flags
Definition pod.h:156
spa_pod_control
Definition pod.h:234
spa_pod_control::value
struct spa_pod value
control value, depends on type
Definition pod.h:237
spa_pod_control::type
uint32_t type
type of control, enum spa_control_type
Definition pod.h:236
spa_pod_control::offset
uint32_t offset
media offset
Definition pod.h:235
spa_pod_object_body
Definition pod.h:177
spa_pod_object_body::type
uint32_t type
one of enum spa_type
Definition pod.h:178
spa_pod_object_body::id
uint32_t id
id of the object, depends on the object type
Definition pod.h:179
spa_pod_pointer_body
Definition pod.h:188
spa_pod_pointer_body::value
const void * value
Definition pod.h:191
spa_pod_pointer_body::type
uint32_t type
pointer id, one of enum spa_type
Definition pod.h:189
spa_pod_prop
Definition pod.h:208
spa_pod_prop::key
uint32_t key
key of property, list of valid keys depends on the object type
Definition pod.h:209
spa_pod_prop::flags
uint32_t flags
flags for property
Definition pod.h:225
spa_pod_prop::value
struct spa_pod value
Definition pod.h:226
spa_pod_sequence_body
Definition pod.h:241
spa_pod_sequence_body::unit
uint32_t unit
Definition pod.h:242
spa_pod
Definition pod.h:43
spa_pod::type
uint32_t type
Definition pod.h:45
spa_pod::size
uint32_t size
Definition pod.h:44
spa_rectangle
Definition defs.h:116
spa_rectangle::width
uint32_t width
Definition defs.h:117
spa_rectangle::height
uint32_t height
Definition defs.h:118
spa_type_info
Definition type.h:143
spa_type_info::values
const struct spa_type_info * values
Definition type.h:147
types.h
spa/debug/types.h