1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
#ifndef _PB_DECODE_H_
#define _PB_DECODE_H_
#include <stdbool.h>
#include "pb.h"
// Decode from stream to destination struct.
// The actual struct pointed to by dest must match the description in fields.
bool pb_decode(pb_istream_t *stream, const pb_field_t fields[], void *dest);
/* --- Helper functions ---
* You may want to use these from your callbacks.
*/
bool pb_decode_varint32(pb_istream_t *stream, uint32_t *dest);
bool pb_decode_varint64(pb_istream_t *stream, uint64_t *dest);
bool pb_skip_varint(pb_istream_t *stream);
bool pb_skip_string(pb_istream_t *stream);
/* --- Field decoders ---
* Each decoder takes stream and field description, and a pointer to the field
* in the destination struct (dest = struct_addr + field->offset).
*/
// Integer types.
bool pb_dec_uint32(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_sint32(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_fixed32(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_uint64(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_sint64(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_fixed64(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_bool(pb_istream_t *stream, const pb_field_t *field, void *dest);
// Floating point types. Info is ignored.
bool pb_dec_float(pb_istream_t *stream, const pb_field_t *field, void *dest);
bool pb_dec_double(pb_istream_t *stream, const pb_field_t *field, void *dest);
// Byte array. Dest is pointer to
bool pb_dec_bytes(pb_istream_t *stream, const pb_field_t *field, void *dest);
// Null-terminated string.
bool pb_dec_string(pb_istream_t *stream, const pb_field_t *field, void *dest);
// Use callback. Dest is pointer to pb_callback_t struct.
bool pb_dec_submessage(pb_istream_t *stream, const pb_field_t *field, void *dest);
typedef bool (*pb_decoder_t)(pb_istream_t *stream, const pb_field_t *field, void *dest);
/* --- Function pointers to field decoders ---
* Order in the array must match pb_action_t numbering.
*/
const pb_decoder_t PB_DECODERS[PB_LAST_ACT];
#endif
|
