1/* Encoding testcase for callback fields */
2
3#include <stdio.h>
4#include <string.h>
5#include <pb_encode.h>
6#include "callbacks.pb.h"
7#include "test_helpers.h"
8
9bool encode_string(pb_ostream_t *stream, const pb_field_t *field, void * const *arg)
10{
11    char *str = "Hello world!";
12
13    if (!pb_encode_tag_for_field(stream, field))
14        return false;
15
16    return pb_encode_string(stream, (uint8_t*)str, strlen(str));
17}
18
19bool encode_int32(pb_ostream_t *stream, const pb_field_t *field, void * const *arg)
20{
21    if (!pb_encode_tag_for_field(stream, field))
22        return false;
23
24    return pb_encode_varint(stream, 42);
25}
26
27bool encode_fixed32(pb_ostream_t *stream, const pb_field_t *field, void * const *arg)
28{
29    uint32_t value = 42;
30
31    if (!pb_encode_tag_for_field(stream, field))
32        return false;
33
34    return pb_encode_fixed32(stream, &value);
35}
36
37bool encode_fixed64(pb_ostream_t *stream, const pb_field_t *field, void * const *arg)
38{
39    uint64_t value = 42;
40
41    if (!pb_encode_tag_for_field(stream, field))
42        return false;
43
44    return pb_encode_fixed64(stream, &value);
45}
46
47bool encode_repeatedstring(pb_ostream_t *stream, const pb_field_t *field, void * const *arg)
48{
49    char *str[4] = {"Hello world!", "", "Test", "Test2"};
50    int i;
51
52    for (i = 0; i < 4; i++)
53    {
54        if (!pb_encode_tag_for_field(stream, field))
55            return false;
56
57        if (!pb_encode_string(stream, (uint8_t*)str[i], strlen(str[i])))
58            return false;
59    }
60    return true;
61}
62
63int main()
64{
65    uint8_t buffer[1024];
66    pb_ostream_t stream;
67    TestMessage testmessage = {{{NULL}}};
68
69    stream = pb_ostream_from_buffer(buffer, 1024);
70
71    testmessage.stringvalue.funcs.encode = &encode_string;
72    testmessage.int32value.funcs.encode = &encode_int32;
73    testmessage.fixed32value.funcs.encode = &encode_fixed32;
74    testmessage.fixed64value.funcs.encode = &encode_fixed64;
75
76    testmessage.has_submsg = true;
77    testmessage.submsg.stringvalue.funcs.encode = &encode_string;
78    testmessage.submsg.int32value.funcs.encode = &encode_int32;
79    testmessage.submsg.fixed32value.funcs.encode = &encode_fixed32;
80    testmessage.submsg.fixed64value.funcs.encode = &encode_fixed64;
81
82    testmessage.repeatedstring.funcs.encode = &encode_repeatedstring;
83
84    if (!pb_encode(&stream, TestMessage_fields, &testmessage))
85        return 1;
86
87    SET_BINARY_MODE(stdout);
88    if (fwrite(buffer, stream.bytes_written, 1, stdout) != 1)
89        return 2;
90
91    return 0;
92}
93