5 #ifndef SPA_POD_PARSER_H 6 #define SPA_POD_PARSER_H 36 #define SPA_POD_PARSER_INIT(buffer,size) ((struct spa_pod_parser){ (buffer), (size), 0, {} }) 39 const void *data, uint32_t size)
53 *state = parser->
state;
59 parser->
state = *state;
66 const uint64_t long_offset = (uint64_t)offset + 8;
67 if (long_offset <=
size && (offset & 7) == 0) {
329 #define SPA_POD_PARSER_COLLECT(pod,_type,args) \ 333 *va_arg(args, bool*) = SPA_POD_VALUE(struct spa_pod_bool, pod); \ 337 *va_arg(args, int32_t*) = SPA_POD_VALUE(struct spa_pod_int, pod); \ 340 *va_arg(args, int64_t*) = SPA_POD_VALUE(struct spa_pod_long, pod); \ 343 *va_arg(args, float*) = SPA_POD_VALUE(struct spa_pod_float, pod); \ 346 *va_arg(args, double*) = SPA_POD_VALUE(struct spa_pod_double, pod); \ 349 *va_arg(args, char**) = \ 350 ((pod) == NULL || (SPA_POD_TYPE(pod) == SPA_TYPE_None) \ 352 : (char *)SPA_POD_CONTENTS(struct spa_pod_string, pod)); \ 356 char *dest = va_arg(args, char*); \ 357 uint32_t maxlen = va_arg(args, uint32_t); \ 358 strncpy(dest, (char *)SPA_POD_CONTENTS(struct spa_pod_string, pod), maxlen-1); \ 359 dest[maxlen-1] = '\0'; \ 363 *(va_arg(args, void **)) = SPA_POD_CONTENTS(struct spa_pod_bytes, pod); \ 364 *(va_arg(args, uint32_t *)) = SPA_POD_BODY_SIZE(pod); \ 367 *va_arg(args, struct spa_rectangle*) = \ 368 SPA_POD_VALUE(struct spa_pod_rectangle, pod); \ 371 *va_arg(args, struct spa_fraction*) = \ 372 SPA_POD_VALUE(struct spa_pod_fraction, pod); \ 375 *va_arg(args, uint32_t **) = \ 376 (uint32_t *) SPA_POD_CONTENTS(struct spa_pod_bitmap, pod); \ 379 *va_arg(args, uint32_t*) = SPA_POD_ARRAY_VALUE_SIZE(pod); \ 380 *va_arg(args, uint32_t*) = SPA_POD_ARRAY_VALUE_TYPE(pod); \ 381 *va_arg(args, uint32_t*) = SPA_POD_ARRAY_N_VALUES(pod); \ 382 *va_arg(args, void**) = SPA_POD_ARRAY_VALUES(pod); \ 386 struct spa_pod_pointer_body *b = \ 387 (struct spa_pod_pointer_body *) SPA_POD_BODY(pod); \ 388 *(va_arg(args, uint32_t *)) = b->type; \ 389 *(va_arg(args, const void **)) = b->value; \ 393 *va_arg(args, int64_t*) = SPA_POD_VALUE(struct spa_pod_fd, pod); \ 400 const struct spa_pod **d = va_arg(args, const struct spa_pod**); \ 402 *d = ((pod) == NULL || (SPA_POD_TYPE(pod) == SPA_TYPE_None) \ 411 #define SPA_POD_PARSER_SKIP(_type,args) \ 415 va_arg(args, char*); \ 416 va_arg(args, uint32_t); \ 419 va_arg(args, void*); \ 420 va_arg(args, void*); \ 424 va_arg(args, void*); \ 441 va_arg(args, void*); \ 455 const struct spa_pod *pod = NULL;
459 uint32_t key = va_arg(args, uint32_t);
470 if ((format = va_arg(args,
char *)) == NULL)
476 if ((optional = (*format ==
'?')))
504 va_start(args, parser);
511 #define SPA_POD_OPT_Bool(val) "?" SPA_POD_Bool(val) 512 #define SPA_POD_OPT_Id(val) "?" SPA_POD_Id(val) 513 #define SPA_POD_OPT_Int(val) "?" SPA_POD_Int(val) 514 #define SPA_POD_OPT_Long(val) "?" SPA_POD_Long(val) 515 #define SPA_POD_OPT_Float(val) "?" SPA_POD_Float(val) 516 #define SPA_POD_OPT_Double(val) "?" SPA_POD_Double(val) 517 #define SPA_POD_OPT_String(val) "?" SPA_POD_String(val) 518 #define SPA_POD_OPT_Stringn(val,len) "?" SPA_POD_Stringn(val,len) 519 #define SPA_POD_OPT_Bytes(val,len) "?" SPA_POD_Bytes(val,len) 520 #define SPA_POD_OPT_Rectangle(val) "?" SPA_POD_Rectangle(val) 521 #define SPA_POD_OPT_Fraction(val) "?" SPA_POD_Fraction(val) 522 #define SPA_POD_OPT_Array(csize,ctype,n_vals,vals) "?" SPA_POD_Array(csize,ctype,n_vals,vals) 523 #define SPA_POD_OPT_Pointer(type,val) "?" SPA_POD_Pointer(type,val) 524 #define SPA_POD_OPT_Fd(val) "?" SPA_POD_Fd(val) 525 #define SPA_POD_OPT_Pod(val) "?" SPA_POD_Pod(val) 526 #define SPA_POD_OPT_PodObject(val) "?" SPA_POD_PodObject(val) 527 #define SPA_POD_OPT_PodStruct(val) "?" SPA_POD_PodStruct(val) 528 #define SPA_POD_OPT_PodChoice(val) "?" SPA_POD_PodChoice(val) 530 #define spa_pod_parser_get_object(p,type,id,...) \ 532 struct spa_pod_frame _f; \ 534 if ((_res = spa_pod_parser_push_object(p, &_f, type, id)) == 0) { \ 535 _res = spa_pod_parser_get(p,##__VA_ARGS__, 0); \ 536 spa_pod_parser_pop(p, &_f); \ 541 #define spa_pod_parser_get_struct(p,...) \ 543 struct spa_pod_frame _f; \ 545 if ((_res = spa_pod_parser_push_struct(p, &_f)) == 0) { \ 546 _res = spa_pod_parser_get(p,##__VA_ARGS__, NULL); \ 547 spa_pod_parser_pop(p, &_f); \ 552 #define spa_pod_parse_object(pod,type,id,...) \ 554 struct spa_pod_parser _p; \ 555 spa_pod_parser_pod(&_p, pod); \ 556 spa_pod_parser_get_object(&_p,type,id,##__VA_ARGS__); \ 559 #define spa_pod_parse_struct(pod,...) \ 561 struct spa_pod_parser _p; \ 562 spa_pod_parser_pod(&_p, pod); \ 563 spa_pod_parser_get_struct(&_p,##__VA_ARGS__); \ uint32_t offset
Definition: parser.h:29
Definition: pod/pod.h:208
static void spa_pod_parser_get_state(struct spa_pod_parser *parser, struct spa_pod_parser_state *state)
Definition: parser.h:57
static int spa_pod_parser_pop(struct spa_pod_parser *parser, struct spa_pod_frame *frame)
Definition: parser.h:122
static int spa_pod_is_string(const struct spa_pod *pod)
Definition: iter.h:214
static int spa_pod_is_fraction(const struct spa_pod *pod)
Definition: iter.h:297
static int spa_pod_parser_get(struct spa_pod_parser *parser,...)
Definition: parser.h:505
static struct spa_pod * spa_pod_parser_current(struct spa_pod_parser *parser)
Definition: parser.h:102
Definition: pod/pod.h:167
static int spa_pod_parser_push_object(struct spa_pod_parser *parser, struct spa_pod_frame *frame, uint32_t type, uint32_t *id)
Definition: parser.h:260
static struct spa_pod * spa_pod_parser_deref(struct spa_pod_parser *parser, uint32_t offset, uint32_t size)
Definition: parser.h:69
static void spa_pod_parser_init(struct spa_pod_parser *parser, const void *data, uint32_t size)
Definition: parser.h:44
Definition: spa/include/spa/utils/type.h:49
static int spa_pod_parser_push_struct(struct spa_pod_parser *parser, struct spa_pod_frame *frame)
Definition: parser.h:247
struct spa_pod_frame * frame
Definition: parser.h:31
#define SPA_POD_CHOICE_CHILD(choice)
Definition: pod/pod.h:132
#define SPA_POD_OBJECT_ID(obj)
Definition: pod/pod.h:175
static int spa_pod_get_id(const struct spa_pod *pod, uint32_t *value)
Definition: iter.h:154
uint32_t size
Definition: parser.h:36
static int spa_pod_parser_get_float(struct spa_pod_parser *parser, float *value)
Definition: parser.h:166
static int spa_pod_parser_get_long(struct spa_pod_parser *parser, int64_t *value)
Definition: parser.h:157
uint32_t flags
Definition: iter.h:31
static int spa_pod_is_pointer(const struct spa_pod *pod)
Definition: iter.h:254
#define SPA_POD_TYPE(pod)
Definition: pod/pod.h:28
uint32_t type
Definition: pod/pod.h:45
static int spa_pod_get_rectangle(const struct spa_pod *pod, struct spa_rectangle *value)
Definition: iter.h:289
static void spa_pod_parser_push(struct spa_pod_parser *parser, struct spa_pod_frame *frame, const struct spa_pod *pod, uint32_t offset)
Definition: parser.h:92
static int spa_pod_parser_get_double(struct spa_pod_parser *parser, double *value)
Definition: parser.h:175
#define SPA_IS_ALIGNED(p, align)
Definition: defs.h:333
static int spa_pod_get_int(const struct spa_pod *pod, int32_t *value)
Definition: iter.h:167
static int spa_pod_get_long(const struct spa_pod *pod, int64_t *value)
Definition: iter.h:180
static int spa_pod_parser_get_id(struct spa_pod_parser *parser, uint32_t *value)
Definition: parser.h:139
Definition: spa/include/spa/utils/type.h:44
static int spa_pod_parser_get_fraction(struct spa_pod_parser *parser, struct spa_fraction *value)
Definition: parser.h:229
struct spa_pod_frame * parent
Definition: iter.h:29
static int spa_pod_get_bool(const struct spa_pod *pod, bool *value)
Definition: iter.h:141
static int spa_pod_parser_get_string(struct spa_pod_parser *parser, const char **value)
Definition: parser.h:184
static int spa_pod_is_float(const struct spa_pod *pod)
Definition: iter.h:188
struct spa_pod_parser_state state
Definition: parser.h:38
static struct spa_pod * spa_pod_parser_next(struct spa_pod_parser *parser)
Definition: parser.h:114
static int spa_pod_is_rectangle(const struct spa_pod *pod)
Definition: iter.h:283
uint32_t offset
Definition: iter.h:30
static int spa_pod_parser_get_int(struct spa_pod_parser *parser, int32_t *value)
Definition: parser.h:148
static struct spa_pod * spa_pod_parser_frame(struct spa_pod_parser *parser, struct spa_pod_frame *frame)
Definition: parser.h:87
#define SPA_POD_PARSER_INIT(buffer, size)
Definition: parser.h:42
static bool spa_pod_parser_can_collect(const struct spa_pod *pod, char type)
Definition: parser.h:277
struct spa_pod pod
Definition: iter.h:28
#define SPA_POD_PARSER_COLLECT(pod, _type, args)
Definition: parser.h:335
static int spa_pod_get_pointer(const struct spa_pod *pod, uint32_t *type, const void **value)
Definition: iter.h:260
#define SPA_ROUND_UP_N(num, align)
Definition: defs.h:320
static int spa_pod_is_int(const struct spa_pod *pod)
Definition: iter.h:162
static int spa_pod_get_string(const struct spa_pod *pod, const char **value)
Definition: iter.h:222
static void spa_pod_parser_advance(struct spa_pod_parser *parser, const struct spa_pod *pod)
Definition: parser.h:109
static int spa_pod_get_fd(const struct spa_pod *pod, int64_t *value)
Definition: iter.h:275
static void spa_pod_parser_reset(struct spa_pod_parser *parser, struct spa_pod_parser_state *state)
Definition: parser.h:63
static int spa_pod_get_fraction(const struct spa_pod *pod, struct spa_fraction *value)
Definition: iter.h:303
static int spa_pod_parser_get_pointer(struct spa_pod_parser *parser, uint32_t *type, const void **value)
Definition: parser.h:202
static int spa_pod_parser_getv(struct spa_pod_parser *parser, va_list args)
Definition: parser.h:452
static int spa_pod_is_bool(const struct spa_pod *pod)
Definition: iter.h:136
no choice, first value is current
Definition: pod/pod.h:147
static void spa_pod_parser_pod(struct spa_pod_parser *parser, const struct spa_pod *pod)
Definition: parser.h:50
uint32_t flags
Definition: parser.h:30
Definition: pod/pod.h:183
const void * data
Definition: parser.h:35
#define SPA_POD_BODY_SIZE(pod)
Definition: pod/pod.h:26
static int spa_pod_parser_get_pod(struct spa_pod_parser *parser, struct spa_pod **value)
Definition: parser.h:238
static int spa_pod_parser_get_bytes(struct spa_pod_parser *parser, const void **value, uint32_t *len)
Definition: parser.h:193
uint32_t _padding
Definition: parser.h:37
static int spa_pod_is_struct(const struct spa_pod *pod)
Definition: iter.h:361
static int spa_pod_is_none(const struct spa_pod *pod)
Definition: iter.h:131
#define SPA_POD_OBJECT_TYPE(obj)
Definition: pod/pod.h:173
#define SPA_POD_PARSER_SKIP(_type, args)
Definition: parser.h:417
#define SPA_PTROFF(ptr_, offset_, type_)
Return the address (buffer + offset) as pointer of type.
Definition: defs.h:194
static int spa_pod_is_double(const struct spa_pod *pod)
Definition: iter.h:201
struct spa_pod pod
Definition: pod/pod.h:184
static int spa_pod_is_bytes(const struct spa_pod *pod)
Definition: iter.h:240
static int spa_pod_is_choice(const struct spa_pod *pod)
Definition: iter.h:341
static int spa_pod_is_array(const struct spa_pod *pod)
Definition: iter.h:316
uint32_t size
Definition: pod/pod.h:44
Definition: spa/include/spa/utils/type.h:45
static int spa_pod_parser_get_rectangle(struct spa_pod_parser *parser, struct spa_rectangle *value)
Definition: parser.h:220
static int spa_pod_is_object(const struct spa_pod *pod)
Definition: iter.h:366
static int spa_pod_get_double(const struct spa_pod *pod, double *value)
Definition: iter.h:206
struct spa_pod value
Definition: pod/pod.h:230
static const struct spa_pod_prop * spa_pod_object_find_prop(const struct spa_pod_object *pod, const struct spa_pod_prop *start, uint32_t key)
Definition: iter.h:388
#define SPA_POD_SIZE(pod)
Definition: pod/pod.h:30
static int spa_pod_parser_get_bool(struct spa_pod_parser *parser, bool *value)
Definition: parser.h:130
static int spa_pod_parser_get_fd(struct spa_pod_parser *parser, int64_t *value)
Definition: parser.h:211
static int spa_pod_get_bytes(const struct spa_pod *pod, const void **value, uint32_t *len)
Definition: iter.h:245
static int spa_pod_get_float(const struct spa_pod *pod, float *value)
Definition: iter.h:193
#define SPA_POD_CHOICE_TYPE(choice)
Definition: pod/pod.h:134
static int spa_pod_is_id(const struct spa_pod *pod)
Definition: iter.h:149
static int spa_pod_is_long(const struct spa_pod *pod)
Definition: iter.h:175
static int spa_pod_is_fd(const struct spa_pod *pod)
Definition: iter.h:269
static int spa_pod_is_bitmap(const struct spa_pod *pod)
Definition: iter.h:310