[ViewVC] Diff of: cvs/Convert-BER-XS/XS.xs

Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.12 by root, Sat Apr 20 12:35:03 2019 UTC vs.
Revision 1.23 by root, Sun Apr 21 01:51:12 2019 UTC

…		…
8	// sscanf format modifiers and more.	8	// sscanf format modifiers and more.
9		9
10	enum {	10	enum {
11	// ASN_TAG	11	// ASN_TAG
12	ASN_BOOLEAN = 0x01,	12	ASN_BOOLEAN = 0x01,
13	ASN_INTEGER32 = 0x02,	13	ASN_INTEGER = 0x02,
14	ASN_BIT_STRING = 0x03,	14	ASN_BIT_STRING = 0x03,
15	ASN_OCTET_STRING = 0x04,	15	ASN_OCTET_STRING = 0x04,
16	ASN_NULL = 0x05,	16	ASN_NULL = 0x05,
17	ASN_OBJECT_IDENTIFIER = 0x06,	17	ASN_OBJECT_IDENTIFIER = 0x06,
18	ASN_OID = 0x06,	18	ASN_OID = 0x06,
…		…
58	ASN_CLASS_SHIFT = 6,	58	ASN_CLASS_SHIFT = 6,
59		59
60	// ASN_APPLICATION SNMP	60	// ASN_APPLICATION SNMP
61	SNMP_IPADDRESS = 0x00,	61	SNMP_IPADDRESS = 0x00,
62	SNMP_COUNTER32 = 0x01,	62	SNMP_COUNTER32 = 0x01,
		63	SNMP_GAUGE32 = 0x02,
63	SNMP_UNSIGNED32 = 0x02,	64	SNMP_UNSIGNED32 = 0x02,
64	SNMP_TIMETICKS = 0x03,	65	SNMP_TIMETICKS = 0x03,
65	SNMP_OPAQUE = 0x04,	66	SNMP_OPAQUE = 0x04,
66	SNMP_COUNTER64 = 0x06,	67	SNMP_COUNTER64 = 0x06,
67	};	68	};
…		…
80	BER_TYPE_IPADDRESS,	81	BER_TYPE_IPADDRESS,
81	BER_TYPE_CROAK,	82	BER_TYPE_CROAK,
82	};	83	};
83		84
84	enum {	85	enum {
85	BER_CLASS = 0,	86	BER_CLASS = 0,
86	BER_TAG = 1,	87	BER_TAG = 1,
87	BER_CONSTRUCTED = 2,	88	BER_FLAGS = 2,
88	BER_DATA = 3,	89	BER_DATA = 3,
89	BER_ARRAYSIZE	90	BER_ARRAYSIZE
90	};	91	};
91		92
92	#define MAX_OID_STRLEN 4096	93	#define MAX_OID_STRLEN 4096
93		94
…		…
181		182
182	SvPVX (sv)[idx] = type;	183	SvPVX (sv)[idx] = type;
183	}	184	}
184		185
185	static SV *	186	static SV *
186	profile_new ()	187	profile_new (void)
187	{	188	{
188	SV *sv = newSVpvn ("", 0);	189	SV *sv = newSVpvn ("", 0);
189		190
190	static const struct {	191	static const struct {
191	int klass;	192	int klass;
192	int tag;	193	int tag;
193	int type;	194	int type;
194	} *celem, default_map[] = {	195	} *celem, default_map[] = {
195	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },	196	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },
196	{ ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT },	197	{ ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT },
197	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },	198	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },
198	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },	199	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },
199	{ ASN_UNIVERSAL, ASN_OBJECT_DESCRIPTOR, BER_TYPE_OID },
200	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },	200	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },
201	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },	201	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },
		202	{ ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT },
202	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },	203	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },
203	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },	204	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },
204	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },	205	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },
205	};	206	};
206		207
…		…
248		249
249	return *cur++;	250	return *cur++;
250	}	251	}
251		252
252	// get ber-encoded integer (i.e. pack "w")	253	// get ber-encoded integer (i.e. pack "w")
253	static U32	254	static UV
254	get_w (void)	255	get_w (void)
255	{	256	{
256	U32 res = 0;	257	UV res = 0;
		258	U8 c = get_u8 ();
		259
		260	if (expect_false (c == 0x80))
		261	error ("illegal BER padding (X.690 8.1.2.4.2, 8.19.2)");
257		262
258	for (;;)	263	for (;;)
259	{	264	{
260	U8 c = get_u8 ();	265	if (expect_false (res >> UVSIZE * 8 - 7))
		266	error ("BER variable integer overflow");
		267
261	res = (res << 7) \| (c & 0x7f);	268	res = (res << 7) \| (c & 0x7f);
262		269
263	if (!(c & 0x80))	270	if (!(c & 0x80))
264	return res;	271	return res;
265	}
266	}
267		272
		273	c = get_u8 ();
		274	}
		275	}
		276
268	static U32	277	static UV
269	get_length (void)	278	get_length (void)
270	{	279	{
271	U32 res = get_u8 ();	280	UV res = get_u8 ();
272		281
273	if (res & 0x80)	282	if (res & 0x80)
274	{	283	{
275	int cnt = res & 0x7f;	284	int cnt = res & 0x7f;
276	res = 0;	285	res = 0;
277		286
278	switch (cnt)	287	switch (cnt)
279	{	288	{
280	case 0:	289	case 0:
281	error ("indefinite ASN.1 lengths not supported");	290	error ("indefinite ASN.1 lengths not supported");
282	return 0;	291
		292	case 0x7f:
		293	error ("ASN.1 reserved value in length (X.690 8.1.3.5)");
283		294
284	default:	295	default:
285	error ("ASN.1 length too long");	296	error ("ASN.1 length too long (only up to 2**64 octets supported)");
286	return 0;
287		297
		298	case 8: res = (res << 8) \| get_u8 ();
		299	case 7: res = (res << 8) \| get_u8 ();
		300	case 6: res = (res << 8) \| get_u8 ();
		301	case 5: res = (res << 8) \| get_u8 ();
288	case 4: res = (res << 8) \| get_u8 ();	302	case 4: res = (res << 8) \| get_u8 ();
289	case 3: res = (res << 8) \| get_u8 ();	303	case 3: res = (res << 8) \| get_u8 ();
290	case 2: res = (res << 8) \| get_u8 ();	304	case 2: res = (res << 8) \| get_u8 ();
291	case 1: res = (res << 8) \| get_u8 ();	305	case 1: res = (res << 8) \| get_u8 ();
292	}	306	}
…		…
294		308
295	return res;	309	return res;
296	}	310	}
297		311
298	static SV *	312	static SV *
299	decode_int ()	313	decode_int (void)
300	{	314	{
301	int len = get_length ();	315	UV len = get_length ();
302		316
303	if (len <= 0)	317	if (!len)
304	{
305	error ("integer length equal to zero");	318	error ("invalid integer length equal to zero (X.690 8.3.1)");
306	return 0;
307	}
308		319
309	U8 *data = get_n (len);	320	U8 *data = get_n (len);
310		321
		322	if (expect_false (len > 1))
		323	{
		324	U16 mask = (data [0] << 8) \| data [1] & 0xff80;
		325
		326	if (expect_false (mask == 0xff80 \|\| mask == 0x0000))
		327	error ("illegal padding in integer (X.690 8.3.2)");
		328	}
		329
311	int negative = data [0] & 0x80;	330	int negative = data [0] & 0x80;
312		331
313	UV val = negative ? -1 : 0; // copy signbit to all bits	332	UV val = negative ? -1 : 0; // copy signbit to all bits
		333
		334	if (len > UVSIZE + (!negative && !*data))
		335	//printf ("len %d > %d + (!%d && !%d) = %d\n", len, UVSIZE, negative, data, UVSIZE + (!negative && !data));//D
		336	error ("INTEGER overflow");
314		337
315	do	338	do
316	val = (val << 8) \| *data++;	339	val = (val << 8) \| *data++;
317	while (--len);	340	while (--len);
318		341
…		…
322	}	345	}
323		346
324	static SV *	347	static SV *
325	decode_data (void)	348	decode_data (void)
326	{	349	{
327	U32 len = get_length ();	350	UV len = get_length ();
328	U8 *data = get_n (len);
329	return newSVpvn ((char *)data, len);	351	return newSVpvn ((char *)get_n (len), len);
330	}	352	}
331		353
332	// gelper for decode_object_identifier	354	// helper for decode_object_identifier
333	static char *	355	static char *
334	write_uv (char *buf, U32 u)	356	write_uv (char *buf, UV u)
335	{	357	{
336	// the one-digit case is absolutely predominant, so this pays off (hopefully)	358	// the one-digit case is absolutely predominant, so this pays off (hopefully)
337	if (expect_true (u < 10))	359	if (expect_true (u < 10))
338	*buf++ = u + '0';	360	*buf++ = u + '0';
339	else	361	else
340	{	362	{
		363	// this could be done much faster using branchless fixed-point arithmetics
341	char *beg = buf;	364	char *beg = buf;
342		365
343	do	366	do
344	{	367	{
345	*buf++ = u % 10 + '0';	368	*buf++ = u % 10 + '0';
…		…
347	}	370	}
348	while (u);	371	while (u);
349		372
350	// reverse digits	373	// reverse digits
351	char *ptr = buf;	374	char *ptr = buf;
352	while (--ptr != beg)	375	while (--ptr > beg)
353	{	376	{
354	char c = *ptr;	377	char c = *ptr;
355	ptr = beg;	378	ptr = beg;
356	*beg = c;	379	*beg = c;
357	++beg;	380	++beg;
…		…
362	}	385	}
363		386
364	static SV *	387	static SV *
365	decode_oid (int relative)	388	decode_oid (int relative)
366	{	389	{
367	U32 len = get_length ();	390	UV len = get_length ();
368		391
369	if (len <= 0)	392	if (len <= 0)
370	{	393	{
371	error ("OBJECT IDENTIFIER length equal to zero");	394	error ("OBJECT IDENTIFIER length equal to zero");
372	return &PL_sv_undef;	395	return &PL_sv_undef;
373	}	396	}
374		397
375	U8 *end = cur + len;	398	U8 *end = cur + len;
376	U32 w = get_w ();	399	UV w = get_w ();
377		400
378	static char oid[MAX_OID_STRLEN]; // must be static	401	static char oid[MAX_OID_STRLEN]; // static, because too large for stack
379	char *app = oid;	402	char *app = oid;
380		403
381	if (relative)	404	if (relative)
382	app = write_uv (app, w);	405	app = write_uv (app, w);
383	else	406	else if (w < 2 * 40)
384	{	407	{
385	app = write_uv (app, (U8)w / 40);	408	app = write_uv (app, (U8)w / 40);
386	*app++ = '.';	409	*app++ = '.';
387	app = write_uv (app, (U8)w % 40);	410	app = write_uv (app, (U8)w % 40);
388	}	411	}
		412	else
		413	{
		414	app = write_uv (app, 2);
		415	*app++ = '.';
		416	app = write_uv (app, w - 2 * 40);
		417	}
389		418
		419	while (cur < end)
		420	{
390	// we assume an oid component is never > 64 bytes	421	// we assume an oid component is never > 64 digits
391	while (cur < end && oid + sizeof (oid) - app > 64)	422	if (oid + sizeof (oid) - app < 64)
392	{	423	croak ("BER_TYPE_OID to long to decode");
		424
393	w = get_w ();	425	w = get_w ();
394	*app++ = '.';	426	*app++ = '.';
395	app = write_uv (app, w);	427	app = write_uv (app, w);
396	}	428	}
397		429
…		…
402	static SV *	434	static SV *
403	decode_ucs (int chrsize)	435	decode_ucs (int chrsize)
404	{	436	{
405	SV *res = NEWSV (0, 0);	437	SV *res = NEWSV (0, 0);
406		438
407	U32 len = get_length ();	439	UV len = get_length ();
408		440
409	if (len & (chrsize - 1))	441	if (len & (chrsize - 1))
410	croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len);	442	croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len);
411		443
412	while (len)	444	while (len)
…		…
433		465
434	return res;	466	return res;
435	}	467	}
436		468
437	static SV *	469	static SV *
438	decode_ber ()	470	decode_ber (void)
439	{	471	{
440	int identifier = get_u8 ();	472	int identifier = get_u8 ();
441		473
442	SV *res;	474	SV *res;
443		475
…		…
446	int tag = identifier & ASN_TAG_MASK;	478	int tag = identifier & ASN_TAG_MASK;
447		479
448	if (tag == ASN_TAG_BER)	480	if (tag == ASN_TAG_BER)
449	tag = get_w ();	481	tag = get_w ();
450		482
451	if (tag == ASN_TAG_BER)
452	tag = get_w ();
453
454	if (constructed)	483	if (constructed)
455	{	484	{
456	U32 len = get_length ();	485	UV len = get_length ();
457	U32 seqend = (cur - buf) + len;	486	UV seqend = (cur - buf) + len;
458	AV av = (AV )sv_2mortal ((SV *)newAV ());	487	AV av = (AV )sv_2mortal ((SV *)newAV ());
459		488
460	while (cur < buf + seqend)	489	while (cur < buf + seqend)
461	av_push (av, decode_ber ());	490	av_push (av, decode_ber ());
462		491
463	if (cur > buf + seqend)	492	if (cur > buf + seqend)
464	croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend);	493	croak ("constructed type %02x length overflow (0x%x 0x%x)\n", identifier, (int)(cur - buf), (int)seqend);
465		494
466	res = newRV_inc ((SV *)av);	495	res = newRV_inc ((SV *)av);
467	}	496	}
468	else	497	else
469	switch (profile_lookup (cur_profile, klass, tag))	498	switch (profile_lookup (cur_profile, klass, tag))
470	{	499	{
471	case BER_TYPE_NULL:	500	case BER_TYPE_NULL:
		501	{
		502	UV len = get_length ();
		503
		504	if (len)
		505	croak ("BER_TYPE_NULL value with non-zero length %d encountered (X.690 8.8.2)", len);
		506
472	res = &PL_sv_undef;	507	res = &PL_sv_undef;
		508	}
473	break;	509	break;
474		510
475	case BER_TYPE_BOOL:	511	case BER_TYPE_BOOL:
476	{	512	{
477	U32 len = get_length ();	513	UV len = get_length ();
478		514
479	if (len != 1)	515	if (len != 1)
480	croak ("BER_TYPE_BOOLEAN type with invalid length %d encountered", len);	516	croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered (X.690 8.2.1)", len);
481		517
482	res = newSVcacheint (get_u8 () ? 0 : 1);	518	res = newSVcacheint (!!get_u8 ());
483	}	519	}
484	break;	520	break;
485		521
486	case BER_TYPE_OID:	522	case BER_TYPE_OID:
487	res = decode_oid (0);	523	res = decode_oid (0);
…		…
504	res = decode_data ();	540	res = decode_data ();
505	break;	541	break;
506		542
507	case BER_TYPE_IPADDRESS:	543	case BER_TYPE_IPADDRESS:
508	{	544	{
509	U32 len = get_length ();	545	UV len = get_length ();
510		546
511	if (len != 4)	547	if (len != 4)
512	croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered", len);	548	croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered (RFC 2578 7.1.5)", len);
513		549
514	U8 c1 = get_u8 ();	550	U8 c1 = get_u8 ();
515	U8 c2 = get_u8 ();	551	U8 c2 = get_u8 ();
516	U8 c3 = get_u8 ();	552	U8 c3 = get_u8 ();
517	U8 c4 = get_u8 ();	553	U8 c4 = get_u8 ();
…		…
534	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	570	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
535	}	571	}
536		572
537	AV *av = newAV ();	573	AV *av = newAV ();
538	av_fill (av, BER_ARRAYSIZE - 1);	574	av_fill (av, BER_ARRAYSIZE - 1);
539	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass);	575	AvARRAY (av)[BER_CLASS] = newSVcacheint (klass);
540	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);	576	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);
541	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);	577	AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0);
542	AvARRAY (av)[BER_DATA ] = res;	578	AvARRAY (av)[BER_DATA ] = res;
543		579
544	return newRV_noinc ((SV *)av);	580	return newRV_noinc ((SV *)av);
545	}	581	}
546		582
547	/////////////////////////////////////////////////////////////////////////////	583	/////////////////////////////////////////////////////////////////////////////
…		…
552	strlen_sum (STRLEN l1, STRLEN l2)	588	strlen_sum (STRLEN l1, STRLEN l2)
553	{	589	{
554	size_t sum = l1 + l2;	590	size_t sum = l1 + l2;
555		591
556	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)	592	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)
557	croak ("JSON::XS: string size overflow");	593	croak ("Convert::BER::XS: string size overflow");
558		594
559	return sum;	595	return sum;
560	}	596	}
561		597
562	static void	598	static void
…		…
600	need (1);	636	need (1);
601	*cur++ = val;	637	*cur++ = val;
602	}	638	}
603		639
604	static void	640	static void
605	put_w_nocheck (U32 val)	641	put_w_nocheck (UV val)
606	{	642	{
		643	#if UVSIZE > 4
		644	cur = (val >> 7 9) \| 0x80; cur += val >= ((UV)1 << (7 * 9));
		645	cur = (val >> 7 8) \| 0x80; cur += val >= ((UV)1 << (7 * 8));
		646	cur = (val >> 7 7) \| 0x80; cur += val >= ((UV)1 << (7 * 7));
		647	cur = (val >> 7 6) \| 0x80; cur += val >= ((UV)1 << (7 * 6));
		648	cur = (val >> 7 5) \| 0x80; cur += val >= ((UV)1 << (7 * 5));
		649	#endif
607	cur = (val >> 7 4) \| 0x80; cur += val >= (1 << (7 * 4));	650	cur = (val >> 7 4) \| 0x80; cur += val >= ((UV)1 << (7 * 4));
608	cur = (val >> 7 3) \| 0x80; cur += val >= (1 << (7 * 3));	651	cur = (val >> 7 3) \| 0x80; cur += val >= ((UV)1 << (7 * 3));
609	cur = (val >> 7 2) \| 0x80; cur += val >= (1 << (7 * 2));	652	cur = (val >> 7 2) \| 0x80; cur += val >= ((UV)1 << (7 * 2));
610	cur = (val >> 7 1) \| 0x80; cur += val >= (1 << (7 * 1));	653	cur = (val >> 7 1) \| 0x80; cur += val >= ((UV)1 << (7 * 1));
611	*cur = val & 0x7f; cur += 1;	654	*cur = val & 0x7f; cur += 1;
612	}	655	}
613		656
614	static void	657	static void
615	put_w (U32 val)	658	put_w (UV val)
616	{	659	{
617	need (5); // we only handle up to 5 bytes	660	need (5); // we only handle up to 5 bytes
618		661
619	put_w_nocheck (val);	662	put_w_nocheck (val);
620	}	663	}
621		664
622	static U8 *	665	static U8 *
623	put_length_at (U32 val, U8 *cur)	666	put_length_at (UV val, U8 *cur)
624	{	667	{
625	if (val < 0x7fU)	668	if (val < 0x7fU)
626	*cur++ = val;	669	*cur++ = val;
627	else	670	else
628	{	671	{
629	U8 *lenb = cur++;	672	U8 *lenb = cur++;
630		673
		674	#if UVSIZE > 4
		675	cur = val >> 56; cur += cur > 0;
		676	cur = val >> 48; cur += cur > 0;
		677	cur = val >> 40; cur += cur > 0;
		678	cur = val >> 32; cur += cur > 0;
		679	#endif
631	cur = val >> 24; cur += cur > 0;	680	cur = val >> 24; cur += cur > 0;
632	cur = val >> 16; cur += cur > 0;	681	cur = val >> 16; cur += cur > 0;
633	cur = val >> 8; cur += cur > 0;	682	cur = val >> 8; cur += cur > 0;
634	*cur = val ; cur += 1;	683	*cur = val ; cur += 1;
635		684
…		…
638		687
639	return cur;	688	return cur;
640	}	689	}
641		690
642	static void	691	static void
643	put_length (U32 val)	692	put_length (UV val)
644	{	693	{
645	need (5 + val);	694	need (5 + val);
646	cur = put_length_at (val, cur);	695	cur = put_length_at (val, cur);
647	}	696	}
648		697
649	// return how many bytes the encoded length requires	698	// return how many bytes the encoded length requires
650	static int length_length (U32 val)	699	static int length_length (UV val)
651	{	700	{
652	return val < 0x7fU	701	return val < 0x7fU
653	? 1	702	? 1
654	: 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU);	703	: 2
		704	+ (val > 0xffU)
		705	+ (val > 0xffffU)
		706	+ (val > 0xffffffU)
		707	#if UVSIZE > 4
		708	+ (val > 0xffffffffU)
		709	+ (val > 0xffffffffffU)
		710	+ (val > 0xffffffffffffU)
		711	+ (val > 0xffffffffffffffU)
		712	#endif
		713	;
655	}	714	}
656		715
657	static void	716	static void
658	encode_data (const char *ptr, STRLEN len)	717	encode_data (const char *ptr, STRLEN len)
659	{	718	{
…		…
721		780
722	*lenb = cur - lenb - 1;	781	*lenb = cur - lenb - 1;
723	}	782	}
724		783
725	// we don't know the length yet, so we optimistically	784	// we don't know the length yet, so we optimistically
726	// assume the length will need one octet later. if that	785	// assume the length will need one octet later. If that
727	// turns out to be wrong, we memove as needed.	786	// turns out to be wrong, we memmove as needed.
728	// mark the beginning	787	// mark the beginning
729	static STRLEN	788	static STRLEN
730	len_fixup_mark ()	789	len_fixup_mark (void)
731	{	790	{
732	return cur++ - buf;	791	return cur++ - buf;
733	}	792	}
734		793
735	// patch up the length	794	// patch up the length
…		…
844	{	903	{
845	AV *av = ber_tuple (tuple);	904	AV *av = ber_tuple (tuple);
846		905
847	int klass = SvIV (AvARRAY (av)[BER_CLASS]);	906	int klass = SvIV (AvARRAY (av)[BER_CLASS]);
848	int tag = SvIV (AvARRAY (av)[BER_TAG]);	907	int tag = SvIV (AvARRAY (av)[BER_TAG]);
849	int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0;	908	int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0;
850	SV *data = AvARRAY (av)[BER_DATA];	909	SV *data = AvARRAY (av)[BER_DATA];
851		910
852	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;	911	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;
853		912
854	if (expect_false (tag >= ASN_TAG_BER))	913	if (expect_false (tag >= ASN_TAG_BER))
…		…
888	put_length (0);	947	put_length (0);
889	break;	948	break;
890		949
891	case BER_TYPE_BOOL:	950	case BER_TYPE_BOOL:
892	put_length (1);	951	put_length (1);
893	*cur++ = SvTRUE (data) ? 0xff : 0x00;	952	*cur++ = SvTRUE (data) ? 0xff : 0x00; // 0xff = DER/CER
894	break;	953	break;
895		954
896	case BER_TYPE_OID:	955	case BER_TYPE_OID:
897	encode_oid (data, 0);	956	encode_oid (data, 0);
898	break;	957	break;
…		…
961	const char *name;	1020	const char *name;
962	IV iv;	1021	IV iv;
963	} *civ, const_iv[] = {	1022	} *civ, const_iv[] = {
964	#define const_iv(name) { # name, name },	1023	#define const_iv(name) { # name, name },
965	const_iv (ASN_BOOLEAN)	1024	const_iv (ASN_BOOLEAN)
966	const_iv (ASN_INTEGER32)	1025	const_iv (ASN_INTEGER)
967	const_iv (ASN_BIT_STRING)	1026	const_iv (ASN_BIT_STRING)
968	const_iv (ASN_OCTET_STRING)	1027	const_iv (ASN_OCTET_STRING)
969	const_iv (ASN_NULL)	1028	const_iv (ASN_NULL)
970	const_iv (ASN_OBJECT_IDENTIFIER)	1029	const_iv (ASN_OBJECT_IDENTIFIER)
971	const_iv (ASN_OBJECT_DESCRIPTOR)	1030	const_iv (ASN_OBJECT_DESCRIPTOR)
…		…
1000	const_iv (ASN_CONTEXT)	1059	const_iv (ASN_CONTEXT)
1001	const_iv (ASN_PRIVATE)	1060	const_iv (ASN_PRIVATE)
1002		1061
1003	const_iv (BER_CLASS)	1062	const_iv (BER_CLASS)
1004	const_iv (BER_TAG)	1063	const_iv (BER_TAG)
1005	const_iv (BER_CONSTRUCTED)	1064	const_iv (BER_FLAGS)
1006	const_iv (BER_DATA)	1065	const_iv (BER_DATA)
1007		1066
1008	const_iv (BER_TYPE_BYTES)	1067	const_iv (BER_TYPE_BYTES)
1009	const_iv (BER_TYPE_UTF8)	1068	const_iv (BER_TYPE_UTF8)
1010	const_iv (BER_TYPE_UCS2)	1069	const_iv (BER_TYPE_UCS2)
…		…
1018	const_iv (BER_TYPE_IPADDRESS)	1077	const_iv (BER_TYPE_IPADDRESS)
1019	const_iv (BER_TYPE_CROAK)	1078	const_iv (BER_TYPE_CROAK)
1020		1079
1021	const_iv (SNMP_IPADDRESS)	1080	const_iv (SNMP_IPADDRESS)
1022	const_iv (SNMP_COUNTER32)	1081	const_iv (SNMP_COUNTER32)
		1082	const_iv (SNMP_GAUGE32)
1023	const_iv (SNMP_UNSIGNED32)	1083	const_iv (SNMP_UNSIGNED32)
1024	const_iv (SNMP_TIMETICKS)	1084	const_iv (SNMP_TIMETICKS)
1025	const_iv (SNMP_OPAQUE)	1085	const_iv (SNMP_OPAQUE)
1026	const_iv (SNMP_COUNTER64)	1086	const_iv (SNMP_COUNTER64)
1027	};	1087	};
1028		1088
1029	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)	1089	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1030	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	1090	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1031	}	1091	}
1032		1092
1033	SV *	1093	void
1034	ber_decode (SV ber, SV profile = &PL_sv_undef)	1094	ber_decode (SV ber, SV profile = &PL_sv_undef)
		1095	ALIAS:
		1096	ber_decode_prefix = 1
1035	CODE:	1097	PPCODE:
1036	{	1098	{
1037	cur_profile = SvPROFILE (profile);	1099	cur_profile = SvPROFILE (profile);
1038	STRLEN len;	1100	STRLEN len;
1039	buf = (U8 *)SvPVbyte (ber, len);	1101	buf = (U8 *)SvPVbyte (ber, len);
1040	cur = buf;	1102	cur = buf;
1041	end = buf + len;	1103	end = buf + len;
1042		1104
1043	RETVAL = decode_ber ();	1105	SV *tuple = decode_ber ();
		1106
		1107	EXTEND (SP, 2);
		1108	PUSHs (sv_2mortal (tuple));
		1109
		1110	if (ix)
		1111	PUSHs (sv_2mortal (newSViv (cur - buf)));
		1112	else if (cur != end)
		1113	error ("trailing garbage after BER data");
1044	}	1114	}
1045	OUTPUT: RETVAL
1046		1115
1047	void	1116	void
1048	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV constructed = &PL_sv_undef, SV *data = &PL_sv_undef)	1117	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV flags = &PL_sv_undef, SV *data = &PL_sv_undef)
1049	PPCODE:	1118	PPCODE:
1050	{	1119	{
1051	if (!SvOK (tuple))	1120	if (!SvOK (tuple))
1052	XSRETURN_NO;	1121	XSRETURN_NO;
1053		1122
…		…
1055	croak ("ber_is: tuple must be BER tuple (array-ref)");	1124	croak ("ber_is: tuple must be BER tuple (array-ref)");
1056		1125
1057	AV av = (AV )SvRV (tuple);	1126	AV av = (AV )SvRV (tuple);
1058		1127
1059	XPUSHs (	1128	XPUSHs (
1060	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass))	1129	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass))
1061	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))	1130	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))
1062	&& (!SvOK (constructed) \|\| !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed))	1131	&& (!SvOK (flags) \|\| !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags))
1063	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))	1132	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))
1064	? &PL_sv_yes : &PL_sv_undef);	1133	? &PL_sv_yes : &PL_sv_undef);
1065	}	1134	}
1066		1135
1067	void	1136	void
1068	ber_is_seq (SV *tuple)	1137	ber_is_seq (SV *tuple)
…		…
1072	XSRETURN_UNDEF;	1141	XSRETURN_UNDEF;
1073		1142
1074	AV *av = ber_tuple (tuple);	1143	AV *av = ber_tuple (tuple);
1075		1144
1076	XPUSHs (	1145	XPUSHs (
1077	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1146	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1078	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE	1147	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE
1079	&& SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1148	&& SvIV (AvARRAY (av)[BER_FLAGS])
1080	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);	1149	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);
1081	}	1150	}
1082		1151
1083	void	1152	void
1084	ber_is_i32 (SV tuple, SV value = &PL_sv_undef)	1153	ber_is_int (SV tuple, SV value = &PL_sv_undef)
1085	PPCODE:	1154	PPCODE:
1086	{	1155	{
1087	if (!SvOK (tuple))	1156	if (!SvOK (tuple))
1088	XSRETURN_NO;	1157	XSRETURN_NO;
1089		1158
1090	AV *av = ber_tuple (tuple);	1159	AV *av = ber_tuple (tuple);
1091		1160
1092	IV data = SvIV (AvARRAY (av)[BER_DATA]);	1161	UV data = SvUV (AvARRAY (av)[BER_DATA]);
1093		1162
1094	XPUSHs (	1163	XPUSHs (
1095	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1164	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1096	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32	1165	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER
1097	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1166	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1098	&& (!SvOK (value) \|\| data == SvIV (value))	1167	&& (!SvOK (value) \|\| data == SvUV (value))
1099	? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0))	1168	? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0))
1100	: &PL_sv_undef);	1169	: &PL_sv_undef);
1101	}	1170	}
1102		1171
1103	void	1172	void
1104	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)	1173	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)
…		…
1108	XSRETURN_NO;	1177	XSRETURN_NO;
1109		1178
1110	AV *av = ber_tuple (tuple);	1179	AV *av = ber_tuple (tuple);
1111		1180
1112	XPUSHs (	1181	XPUSHs (
1113	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1182	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1114	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER	1183	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER
1115	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1184	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1116	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))	1185	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))
1117	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);	1186	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);
1118	}	1187	}
1119		1188
1120	#############################################################################	1189	#############################################################################
…		…
1133	SvCUR_set (buf_sv, cur - buf);	1202	SvCUR_set (buf_sv, cur - buf);
1134	XPUSHs (buf_sv);	1203	XPUSHs (buf_sv);
1135	}	1204	}
1136		1205
1137	SV *	1206	SV *
1138	ber_i32 (IV iv)	1207	ber_int (SV *sv)
1139	CODE:	1208	CODE:
1140	{	1209	{
1141	AV *av = newAV ();	1210	AV *av = newAV ();
1142	av_fill (av, BER_ARRAYSIZE - 1);	1211	av_fill (av, BER_ARRAYSIZE - 1);
1143	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1212	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1144	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32);	1213	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER);
1145	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0);	1214	AvARRAY (av)[BER_FLAGS] = newSVcacheint (0);
1146	AvARRAY (av)[BER_DATA ] = newSViv (iv);	1215	AvARRAY (av)[BER_DATA ] = newSVsv (sv);
1147	RETVAL = newRV_noinc ((SV *)av);	1216	RETVAL = newRV_noinc ((SV *)av);
1148	}	1217	}
1149	OUTPUT: RETVAL	1218	OUTPUT: RETVAL
1150		1219
1151	# TODO: not arrayref, but elements?	1220	# TODO: not arrayref, but elements?
…		…
1153	ber_seq (SV *arrayref)	1222	ber_seq (SV *arrayref)
1154	CODE:	1223	CODE:
1155	{	1224	{
1156	AV *av = newAV ();	1225	AV *av = newAV ();
1157	av_fill (av, BER_ARRAYSIZE - 1);	1226	av_fill (av, BER_ARRAYSIZE - 1);
1158	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1227	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1159	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);	1228	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);
1160	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1);	1229	AvARRAY (av)[BER_FLAGS] = newSVcacheint (1);
1161	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);	1230	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);
1162	RETVAL = newRV_noinc ((SV *)av);	1231	RETVAL = newRV_noinc ((SV *)av);
1163	}	1232	}
1164	OUTPUT: RETVAL	1233	OUTPUT: RETVAL
1165		1234
1166	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile	1235	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile

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Comparing Convert-BER-XS/XS.xs (file contents): Revision 1.12 by root, Sat Apr 20 12:35:03 2019 UTC vs. Revision 1.23 by root, Sun Apr 21 01:51:12 2019 UTC

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Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.12 by root, Sat Apr 20 12:35:03 2019 UTC vs.
Revision 1.23 by root, Sun Apr 21 01:51:12 2019 UTC