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
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
/* A very simple decoding test case, using person.proto.
* Produces output compatible with protoc --decode.
*/
#include <stdio.h>
#include <pb_decode.h>
#include "person.pb.h"
bool print_person(pb_istream_t *stream)
{
int i;
Person person;
if (!pb_decode(stream, Person_fields, &person))
return false;
printf("name: \"%s\"\n", person.name);
printf("id: %d\n", person.id);
if (person.has_email)
printf("email: \"%s\"\n", person.email);
for (i = 0; i < person.phone_count; i++)
{
Person_PhoneNumber *phone = &person.phone[i];
printf("phone {\n");
printf(" number: \"%s\"\n", phone->number);
switch (phone->type)
{
case Person_PhoneType_WORK:
printf(" type: WORK\n");
break;
case Person_PhoneType_HOME:
printf(" type: HOME\n");
break;
case Person_PhoneType_MOBILE:
printf(" type: MOBILE\n");
break;
}
printf("}\n");
}
return true;
}
bool callback(pb_istream_t *stream, uint8_t *buf, size_t count)
{
FILE *file = (FILE*)stream->state;
bool status;
if (buf == NULL)
{
while (count-- && fgetc(file) != EOF);
return count == 0;
}
status = (fread(buf, 1, count, file) == count);
if (feof(file))
stream->bytes_left = 0;
return status;
}
int main()
{
/* Maximum size is specified to prevent infinite length messages from
* hanging this in the fuzz test.
*/
pb_istream_t stream = {&callback, stdin, 10000};
if (!print_person(&stream))
printf("Parsing failed.\n");
return 0;
}
|
