PipeWire  0.3.45
pod.h
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1 /* Simple Plugin API
2  *
3  * Copyright © 2018 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_DEBUG_POD_H
26 #define SPA_DEBUG_POD_H
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
37 #include <spa/debug/log.h>
38 #include <spa/debug/mem.h>
39 #include <spa/debug/types.h>
40 #include <spa/pod/pod.h>
41 #include <spa/pod/iter.h>
42 
43 static inline int
44 spa_debug_pod_value(int indent, const struct spa_type_info *info,
45  uint32_t type, void *body, uint32_t size)
46 {
47  switch (type) {
48  case SPA_TYPE_Bool:
49  spa_debug("%*s" "Bool %s", indent, "", (*(int32_t *) body) ? "true" : "false");
50  break;
51  case SPA_TYPE_Id:
52  spa_debug("%*s" "Id %-8d (%s)", indent, "", *(int32_t *) body,
53  spa_debug_type_find_name(info, *(int32_t *) body));
54  break;
55  case SPA_TYPE_Int:
56  spa_debug("%*s" "Int %d", indent, "", *(int32_t *) body);
57  break;
58  case SPA_TYPE_Long:
59  spa_debug("%*s" "Long %" PRIi64 "", indent, "", *(int64_t *) body);
60  break;
61  case SPA_TYPE_Float:
62  spa_debug("%*s" "Float %f", indent, "", *(float *) body);
63  break;
64  case SPA_TYPE_Double:
65  spa_debug("%*s" "Double %f", indent, "", *(double *) body);
66  break;
67  case SPA_TYPE_String:
68  spa_debug("%*s" "String \"%s\"", indent, "", (char *) body);
69  break;
70  case SPA_TYPE_Fd:
71  spa_debug("%*s" "Fd %d", indent, "", *(int *) body);
72  break;
73  case SPA_TYPE_Pointer:
74  {
75  struct spa_pod_pointer_body *b = (struct spa_pod_pointer_body *)body;
76  spa_debug("%*s" "Pointer %s %p", indent, "",
78  break;
79  }
80  case SPA_TYPE_Rectangle:
81  {
82  struct spa_rectangle *r = (struct spa_rectangle *)body;
83  spa_debug("%*s" "Rectangle %dx%d", indent, "", r->width, r->height);
84  break;
85  }
86  case SPA_TYPE_Fraction:
87  {
88  struct spa_fraction *f = (struct spa_fraction *)body;
89  spa_debug("%*s" "Fraction %d/%d", indent, "", f->num, f->denom);
90  break;
91  }
92  case SPA_TYPE_Bitmap:
93  spa_debug("%*s" "Bitmap", indent, "");
94  break;
95  case SPA_TYPE_Array:
96  {
97  struct spa_pod_array_body *b = (struct spa_pod_array_body *)body;
98  void *p;
100 
101  spa_debug("%*s" "Array: child.size %d, child.type %s", indent, "",
102  b->child.size, ti ? ti->name : "unknown");
103 
104  info = info && info->values ? info->values : info;
105  SPA_POD_ARRAY_BODY_FOREACH(b, size, p)
106  spa_debug_pod_value(indent + 2, info, b->child.type, p, b->child.size);
107  break;
108  }
109  case SPA_TYPE_Choice:
110  {
111  struct spa_pod_choice_body *b = (struct spa_pod_choice_body *)body;
112  void *p;
113  const struct spa_type_info *ti = spa_debug_type_find(spa_type_choice, b->type);
114 
115  spa_debug("%*s" "Choice: type %s, flags %08x %d %d", indent, "",
116  ti ? ti->name : "unknown", b->flags, size, b->child.size);
117 
118  SPA_POD_CHOICE_BODY_FOREACH(b, size, p)
119  spa_debug_pod_value(indent + 2, info, b->child.type, p, b->child.size);
120  break;
121  }
122  case SPA_TYPE_Struct:
123  {
124  struct spa_pod *b = (struct spa_pod *)body, *p;
125  spa_debug("%*s" "Struct: size %d", indent, "", size);
126  SPA_POD_FOREACH(b, size, p)
127  spa_debug_pod_value(indent + 2, info, p->type, SPA_POD_BODY(p), p->size);
128  break;
129  }
130  case SPA_TYPE_Object:
131  {
132  struct spa_pod_object_body *b = (struct spa_pod_object_body *)body;
133  struct spa_pod_prop *p;
134  const struct spa_type_info *ti, *ii;
135 
136  ti = spa_debug_type_find(info, b->type);
137  ii = ti ? spa_debug_type_find(ti->values, 0) : NULL;
138  ii = ii ? spa_debug_type_find(ii->values, b->id) : NULL;
139 
140  spa_debug("%*s" "Object: size %d, type %s (%d), id %s (%d)", indent, "", size,
141  ti ? ti->name : "unknown", b->type, ii ? ii->name : "unknown", b->id);
142 
143  info = ti ? ti->values : info;
144 
145  SPA_POD_OBJECT_BODY_FOREACH(b, size, p) {
146  ii = spa_debug_type_find(info, p->key);
147 
148  spa_debug("%*s" "Prop: key %s (%d), flags %08x", indent+2, "",
149  ii ? ii->name : "unknown", p->key, p->flags);
150 
151  spa_debug_pod_value(indent + 4, ii ? ii->values : NULL,
152  p->value.type,
153  SPA_POD_CONTENTS(struct spa_pod_prop, p),
154  p->value.size);
155  }
156  break;
157  }
158  case SPA_TYPE_Sequence:
159  {
160  struct spa_pod_sequence_body *b = (struct spa_pod_sequence_body *)body;
161  const struct spa_type_info *ti, *ii;
162  struct spa_pod_control *c;
163 
164  ti = spa_debug_type_find(info, b->unit);
165 
166  spa_debug("%*s" "Sequence: size %d, unit %s", indent, "", size,
167  ti ? ti->name : "unknown");
168 
169  SPA_POD_SEQUENCE_BODY_FOREACH(b, size, c) {
171 
172  spa_debug("%*s" "Control: offset %d, type %s", indent+2, "",
173  c->offset, ii ? ii->name : "unknown");
174 
175  spa_debug_pod_value(indent + 4, ii ? ii->values : NULL,
176  c->value.type,
178  c->value.size);
179  }
180  break;
181  }
182  case SPA_TYPE_Bytes:
183  spa_debug("%*s" "Bytes", indent, "");
184  spa_debug_mem(indent + 2, body, size);
185  break;
186  case SPA_TYPE_None:
187  spa_debug("%*s" "None", indent, "");
188  spa_debug_mem(indent + 2, body, size);
189  break;
190  default:
191  spa_debug("%*s" "unhandled POD type %d", indent, "", type);
192  break;
193  }
194  return 0;
195 }
196 
197 static inline int spa_debug_pod(int indent,
198  const struct spa_type_info *info, const struct spa_pod *pod)
199 {
200  return spa_debug_pod_value(indent, info ? info : SPA_TYPE_ROOT,
201  SPA_POD_TYPE(pod),
203  SPA_POD_BODY_SIZE(pod));
204 }
205 
211 #ifdef __cplusplus
212 } /* extern "C" */
213 #endif
214 
215 #endif /* SPA_DEBUG_POD_H */
static const struct spa_type_info spa_type_control[]
Definition: type-info.h:52
#define spa_debug(fmt,...)
Definition: log.h:44
static int spa_debug_pod(int indent, const struct spa_type_info *info, const struct spa_pod *pod)
Definition: pod.h:202
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:49
static const struct spa_type_info * spa_debug_type_find(const struct spa_type_info *info, uint32_t type)
Definition: types.h:46
static const char * spa_debug_type_find_name(const struct spa_type_info *info, uint32_t type)
Definition: types.h:73
static int spa_debug_mem(int indent, const void *data, size_t size)
Definition: mem.h:46
#define SPA_POD_OBJECT_BODY_FOREACH(body, size, iter)
Definition: iter.h:123
#define SPA_POD_CHOICE_BODY_FOREACH(body, _size, iter)
Definition: iter.h:107
#define SPA_POD_BODY(pod)
Definition: pod.h:59
#define SPA_POD_TYPE(pod)
Definition: pod.h:48
#define SPA_POD_BODY_SIZE(pod)
Definition: pod.h:46
#define SPA_POD_FOREACH(pod, size, iter)
Definition: iter.h:115
#define SPA_POD_CONTENTS(type, pod)
Definition: pod.h:55
#define SPA_POD_SEQUENCE_BODY_FOREACH(body, size, iter)
Definition: iter.h:131
#define SPA_POD_ARRAY_BODY_FOREACH(body, _size, iter)
Definition: iter.h:99
static const struct spa_type_info spa_type_choice[]
Definition: type-info.h:79
#define SPA_TYPE_ROOT
Definition: type-info.h:46
@ SPA_TYPE_Int
Definition: type.h:54
@ SPA_TYPE_Rectangle
Definition: type.h:60
@ SPA_TYPE_Long
Definition: type.h:55
@ SPA_TYPE_Bool
Definition: type.h:52
@ SPA_TYPE_Bytes
Definition: type.h:59
@ SPA_TYPE_Bitmap
Definition: type.h:62
@ SPA_TYPE_Object
Definition: type.h:65
@ SPA_TYPE_Float
Definition: type.h:56
@ SPA_TYPE_Fraction
Definition: type.h:61
@ SPA_TYPE_None
Definition: type.h:51
@ SPA_TYPE_Sequence
Definition: type.h:66
@ SPA_TYPE_Double
Definition: type.h:57
@ SPA_TYPE_Id
Definition: type.h:53
@ SPA_TYPE_Choice
Definition: type.h:69
@ SPA_TYPE_Pointer
Definition: type.h:67
@ SPA_TYPE_Array
Definition: type.h:63
@ SPA_TYPE_String
Definition: type.h:58
@ SPA_TYPE_Fd
Definition: type.h:68
@ SPA_TYPE_Struct
Definition: type.h:64
spa/pod/iter.h
spa/pod/pod.h
spa/debug/log.h
spa/debug/mem.h
Definition: defs.h:121
uint32_t num
Definition: defs.h:122
uint32_t denom
Definition: defs.h:123
Definition: pod.h:141
struct spa_pod child
Definition: pod.h:142
Definition: pod.h:174
struct spa_pod child
Definition: pod.h:177
uint32_t type
type of choice, one of enum spa_choice_type
Definition: pod.h:175
uint32_t flags
extra flags
Definition: pod.h:176
Definition: pod.h:254
struct spa_pod value
control value, depends on type
Definition: pod.h:257
uint32_t type
type of control, enum spa_control_type
Definition: pod.h:256
uint32_t offset
media offset
Definition: pod.h:255
Definition: pod.h:197
uint32_t type
one of enum spa_type
Definition: pod.h:198
uint32_t id
id of the object, depends on the object type
Definition: pod.h:199
Definition: pod.h:208
const void * value
Definition: pod.h:211
uint32_t type
pointer id, one of enum spa_type
Definition: pod.h:209
Definition: pod.h:228
uint32_t key
key of property, list of valid keys depends on the object type
Definition: pod.h:229
uint32_t flags
flags for property
Definition: pod.h:245
struct spa_pod value
Definition: pod.h:246
Definition: pod.h:261
uint32_t unit
Definition: pod.h:262
Definition: pod.h:63
uint32_t type
Definition: pod.h:65
uint32_t size
Definition: pod.h:64
Definition: defs.h:100
uint32_t width
Definition: defs.h:101
uint32_t height
Definition: defs.h:102
Definition: type.h:162
const struct spa_type_info * values
Definition: type.h:166
spa/debug/types.h