| 1 |
efrain |
1 |
/* pb_common.h: Common support functions for pb_encode.c and pb_decode.c.
|
|
|
2 |
* These functions are rarely needed by applications directly.
|
|
|
3 |
*/
|
|
|
4 |
|
|
|
5 |
#ifndef PB_COMMON_H_INCLUDED
|
|
|
6 |
#define PB_COMMON_H_INCLUDED
|
|
|
7 |
|
|
|
8 |
#include "pb.h"
|
|
|
9 |
|
|
|
10 |
#ifdef __cplusplus
|
|
|
11 |
extern "C" {
|
|
|
12 |
#endif
|
|
|
13 |
|
|
|
14 |
/* Iterator for pb_field_t list */
|
|
|
15 |
struct pb_field_iter_s {
|
|
|
16 |
const pb_field_t *start; /* Start of the pb_field_t array */
|
|
|
17 |
const pb_field_t *pos; /* Current position of the iterator */
|
|
|
18 |
unsigned required_field_index; /* Zero-based index that counts only the required fields */
|
|
|
19 |
void *dest_struct; /* Pointer to start of the structure */
|
|
|
20 |
void *pData; /* Pointer to current field value */
|
|
|
21 |
void *pSize; /* Pointer to count/has field */
|
|
|
22 |
};
|
|
|
23 |
typedef struct pb_field_iter_s pb_field_iter_t;
|
|
|
24 |
|
|
|
25 |
/* Initialize the field iterator structure to beginning.
|
|
|
26 |
* Returns false if the message type is empty. */
|
|
|
27 |
bool pb_field_iter_begin(pb_field_iter_t *iter, const pb_field_t *fields, void *dest_struct);
|
|
|
28 |
|
|
|
29 |
/* Advance the iterator to the next field.
|
|
|
30 |
* Returns false when the iterator wraps back to the first field. */
|
|
|
31 |
bool pb_field_iter_next(pb_field_iter_t *iter);
|
|
|
32 |
|
|
|
33 |
/* Advance the iterator until it points at a field with the given tag.
|
|
|
34 |
* Returns false if no such field exists. */
|
|
|
35 |
bool pb_field_iter_find(pb_field_iter_t *iter, uint32_t tag);
|
|
|
36 |
|
|
|
37 |
#ifdef __cplusplus
|
|
|
38 |
} /* extern "C" */
|
|
|
39 |
#endif
|
|
|
40 |
|
|
|
41 |
#endif
|
|
|
42 |
|