char *
ofl_msg_to_string(struct ofl_msg_header *msg, struct ofl_exp *exp) {
char *str;
size_t str_size;
FILE *stream = open_memstream(&str, &str_size);
ofl_msg_print(stream, msg, exp);
fclose(stream);
return str;
}
char *
ofl_msg_to_string(struct ofl_msg_header *msg, struct ofl_exp *exp, char *errbuf) {
char *str;
size_t str_size;
FILE *stream = open_memstream(&str, &str_size);
int ret = ofl_msg_print(stream, msg, exp, errbuf);
fclose(stream);
if (ret == 0) {
return str;
} else {
free(str);
return NULL;
}
}
int main(int argc, char **argv)
{
uint8_t *buf ,*buf0;
size_t buf_len = 0;
ofl_err err;
struct ofl_msg_header *msg = NULL;
uint32_t xid;
FILE *msg_file;
struct ofp_header *oh;
if (argc < 2) {
fprintf(stderr, "Expecting msg file.\n");
return 1;
}
time_init();
vlog_init();
vlog_set_verbosity(NULL);
msg_file = fopen(argv[1], "r");
if (msg_file == NULL) {
fprintf(stderr, "Cannot open msg file.\n");
return 1;
}
buf_len = read_all(msg_file, &buf);
buf0 = buf;
while (buf_len > 0) {
oh = (struct ofp_header *)buf;
err = ofl_msg_unpack(buf, ntohs(oh->length), &msg, &xid, NULL);
if (err == 0) {
//printf("Success!\n");
ofl_msg_print(stdout, msg, NULL);
printf("\n\n");
ofl_msg_free(msg, NULL);
} else {
free(buf);
printf("Failed :-( error type: %d code %d\n", ofl_error_type(err), ofl_error_code(err));
return 1;
}
buf_len -= ntohs(oh->length);
buf += ntohs(oh->length);
}
free(buf0);
return 0;
}