/* Starts a DAG input trace */
static int dag_start_input(libtrace_t *libtrace) {
if(dag_start(FORMAT_DATA->fd) < 0) {
trace_set_err(libtrace,errno,"Cannot start DAG %s",
libtrace->uridata);
return -1;
}
/* Flush the memory hole */
while(dag_available(libtrace) != 0)
FORMAT_DATA->diff = 0;
FORMAT_DATA->drops = 0;
return 0;
}
static int dagcapture_init(struct dag_context* cap){
int saved;
if ( cap->buffer == MAP_FAILED ){
saved = errno;
logmsg(stderr, CAPTURE, "dag_mmap() returned %d: %s\n", saved, strerror(saved));
return saved;
}
if ( dag_start(cap->fd) != 0 ){
saved = errno;
logmsg(stderr, CAPTURE, "dag_start() returned %d: %s\n", saved, strerror(saved));
return saved;
}
return 0;
}
