PARA_NOTICE_LOG("initial buf: %d bytes\n", len);
s = para_calloc(sizeof(*s));
ret = read_asf_header(initial_buf, len, &s->ahi);
PARA_NOTICE_LOG("initial buf: %d bytes\n", len);
s = para_calloc(sizeof(*s));
ret = read_asf_header(initial_buf, len, &s->ahi);