buf_to_struct.c

#include "protobuf.h"
#include "main-header.h"
#include <pb_encode.h>
#include <pb_decode.h>
 
void proto_release(void *buf) {
}
 
 
// return 0 if ok, otherwise error
int buf_to_struct(void *buf, int bufsize, void *iter, void *out) {
  /*
   * printf("Buf: 0x%X, Iter: 0x%X, bufsize: %i\n",buf,iter,bufsize);
   * printf("Buf contents:\n");
   * hexdump(buf,bufsize);
   */
  pb_istream_t stream = pb_istream_from_buffer(buf, bufsize);
  bool status = pb_decode(&stream, iter, out);
 
  if (!status) {
    printf("Proto decoding failed: %s\r\n", PB_GET_ERROR(&stream));
    return 1;
  }
  return 0;
}
int struct_to_buf(void *buf, int bufsize, void *iter, void *in) {
  printf("Buf: 0x%X, Iter: 0x%X\r\n", buf, iter);
  pb_ostream_t stream = pb_ostream_from_buffer(buf, bufsize);
  bool status = pb_encode(&stream, iter, in);
 
  if (!status) {
    printf("Proto encoding failed: %s\r\n", PB_GET_ERROR(&stream));
    return -1;
  }
  printf("Bytes encoded: %i\r\n", stream.bytes_written);
  return stream.bytes_written;
}