1 /* Encoding testcase for callback fields */
6 #include "callbacks.pb.h"
8 bool encode_string(pb_ostream_t *stream, const pb_field_t *field, const void *arg)
10 char *str = "Hello world!";
12 if (!pb_encode_tag_for_field(stream, field))
15 return pb_encode_string(stream, (uint8_t*)str, strlen(str));
18 bool encode_int32(pb_ostream_t *stream, const pb_field_t *field, const void *arg)
20 if (!pb_encode_tag_for_field(stream, field))
23 return pb_encode_varint(stream, 42);
26 bool encode_fixed32(pb_ostream_t *stream, const pb_field_t *field, const void *arg)
28 if (!pb_encode_tag_for_field(stream, field))
32 return pb_encode_fixed32(stream, &value);
35 bool encode_fixed64(pb_ostream_t *stream, const pb_field_t *field, const void *arg)
37 if (!pb_encode_tag_for_field(stream, field))
41 return pb_encode_fixed64(stream, &value);
47 pb_ostream_t stream = pb_ostream_from_buffer(buffer, 1024);
48 TestMessage testmessage = {};
50 testmessage.stringvalue.funcs.encode = &encode_string;
51 testmessage.int32value.funcs.encode = &encode_int32;
52 testmessage.fixed32value.funcs.encode = &encode_fixed32;
53 testmessage.fixed64value.funcs.encode = &encode_fixed64;
55 testmessage.has_submsg = true;
56 testmessage.submsg.stringvalue.funcs.encode = &encode_string;
57 testmessage.submsg.int32value.funcs.encode = &encode_int32;
58 testmessage.submsg.fixed32value.funcs.encode = &encode_fixed32;
59 testmessage.submsg.fixed64value.funcs.encode = &encode_fixed64;
61 if (!pb_encode(&stream, TestMessage_fields, &testmessage))
64 if (fwrite(buffer, stream.bytes_written, 1, stdout) != 1)