385 static _cdebbuf *bufprint(_cdebbuf *cdb, char *fmt, ...)  in bufprint()  argument
390 	if (!cdb)  in bufprint()
393 	r = cdb->size - cdb->pos;  in bufprint()
394 	n = vsnprintf(cdb->p, r, fmt, f);  in bufprint()
398 		size_t ns = 2 * cdb->size;  in bufprint()
401 		while ((ns - cdb->pos) <= n)  in bufprint()
405 			cdebbuf_free(cdb);  in bufprint()
408 		memcpy(nb, cdb->buf, cdb->pos);  in bufprint()
409 		kfree(cdb->buf);  in bufprint()
410 		nb[cdb->pos] = 0;  in bufprint()
411 		cdb->buf = nb;  in bufprint()
412 		cdb->p = cdb->buf + cdb->pos;  in bufprint()
413 		cdb->size = ns;  in bufprint()
415 		r = cdb->size - cdb->pos;  in bufprint()
416 		n = vsnprintf(cdb->p, r, fmt, f);  in bufprint()
419 	cdb->p += n;  in bufprint()
420 	cdb->pos += n;  in bufprint()
421 	return cdb;  in bufprint()
424 static _cdebbuf *printstructlen(_cdebbuf *cdb, u8 *m, unsigned len)  in printstructlen()  argument
428 	if (!cdb)  in printstructlen()
433 				cdb = bufprint(cdb, ">");  in printstructlen()
434 			cdb = bufprint(cdb, "%c", *m);  in printstructlen()
438 				cdb = bufprint(cdb, "<%02x", *m);  in printstructlen()
440 				cdb = bufprint(cdb, " %02x", *m);  in printstructlen()
444 		cdb = bufprint(cdb, ">");  in printstructlen()
445 	return cdb;  in printstructlen()
448 static _cdebbuf *printstruct(_cdebbuf *cdb, u8 *m)  in printstruct()  argument
459 	cdb = printstructlen(cdb, m, len);  in printstruct()
460 	return cdb;  in printstruct()
466 static _cdebbuf *protocol_message_2_pars(_cdebbuf *cdb, _cmsg *cmsg, int level)  in protocol_message_2_pars()  argument
475 		if (!cdb)  in protocol_message_2_pars()
477 		cdb = bufprint(cdb, "  ");  in protocol_message_2_pars()
479 			cdb = bufprint(cdb, " ");  in protocol_message_2_pars()
483 			cdb = bufprint(cdb, "%-*s = 0x%x\n", slen, NAME, *(u8 *) (cmsg->m + cmsg->l));  in protocol_message_2_pars()
487 			cdb = bufprint(cdb, "%-*s = 0x%x\n", slen, NAME, *(u16 *) (cmsg->m + cmsg->l));  in protocol_message_2_pars()
491 			cdb = bufprint(cdb, "%-*s = 0x%lx\n", slen, NAME, *(u32 *) (cmsg->m + cmsg->l));  in protocol_message_2_pars()
495 			cdb = bufprint(cdb, "%-*s = ", slen, NAME);  in protocol_message_2_pars()
497 				cdb = bufprint(cdb, "default");  in protocol_message_2_pars()
499 				cdb = printstruct(cdb, cmsg->m + cmsg->l);  in protocol_message_2_pars()
500 			cdb = bufprint(cdb, "\n");  in protocol_message_2_pars()
511 				cdb = bufprint(cdb, "%-*s = default\n", slen, NAME);  in protocol_message_2_pars()
517 				cdb = bufprint(cdb, "%-*s\n", slen, name);  in protocol_message_2_pars()
520 				cdb = protocol_message_2_pars(cdb, cmsg, level + 1);  in protocol_message_2_pars()
525 	return cdb;  in protocol_message_2_pars()
535 	_cdebbuf *cdb;  in cdebbuf_alloc()  local
538 		cdb = g_debbuf;  in cdebbuf_alloc()
541 		cdb = kmalloc(sizeof(_cdebbuf), GFP_ATOMIC);  in cdebbuf_alloc()
542 	if (!cdb)  in cdebbuf_alloc()
544 	cdb->buf = kmalloc(CDEBUG_SIZE, GFP_ATOMIC);  in cdebbuf_alloc()
545 	if (!cdb->buf) {  in cdebbuf_alloc()
546 		kfree(cdb);  in cdebbuf_alloc()
549 	cdb->size = CDEBUG_SIZE;  in cdebbuf_alloc()
551 	cdb->buf[0] = 0;  in cdebbuf_alloc()
552 	cdb->p = cdb->buf;  in cdebbuf_alloc()
553 	cdb->pos = 0;  in cdebbuf_alloc()
554 	return cdb;  in cdebbuf_alloc()
562 void cdebbuf_free(_cdebbuf *cdb)  in cdebbuf_free()  argument
564 	if (likely(cdb == g_debbuf)) {  in cdebbuf_free()
568 	if (likely(cdb))  in cdebbuf_free()
569 		kfree(cdb->buf);  in cdebbuf_free()
570 	kfree(cdb);  in cdebbuf_free()
586 	_cdebbuf *cdb;  in capi_message2str()  local
589 	cdb = cdebbuf_alloc();  in capi_message2str()
590 	if (unlikely(!cdb))  in capi_message2str()
592 	if (likely(cdb == g_debbuf))  in capi_message2str()
597 		cdebbuf_free(cdb);  in capi_message2str()
607 	cdb = bufprint(cdb, "%-26s ID=%03d #0x%04x LEN=%04d\n",  in capi_message2str()
613 	cdb = protocol_message_2_pars(cdb, cmsg, 1);  in capi_message2str()
616 	return cdb;  in capi_message2str()
664 void cdebbuf_free(_cdebbuf *cdb)  in cdebbuf_free()  argument