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

Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.4 by root, Fri Apr 19 20:38:38 2019 UTC vs.
Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC

…		…
35	ASN_VISIBLE_STRING = 0x1a, //X	35	ASN_VISIBLE_STRING = 0x1a, //X
36	ASN_ISO646_STRING = 0x1a, //X	36	ASN_ISO646_STRING = 0x1a, //X
37	ASN_GENERAL_STRING = 0x1b, //X	37	ASN_GENERAL_STRING = 0x1b, //X
38	ASN_UNIVERSAL_STRING = 0x1c, //X	38	ASN_UNIVERSAL_STRING = 0x1c, //X
39	ASN_CHARACTER_STRING = 0x1d, //X	39	ASN_CHARACTER_STRING = 0x1d, //X
40	ASN_BMPSTRING = 0x1e, //X	40	ASN_BMP_STRING = 0x1e, //X
41		41
42	ASN_TAG_BER = 0x1f,	42	ASN_TAG_BER = 0x1f,
43	ASN_TAG_MASK = 0x1f,	43	ASN_TAG_MASK = 0x1f,
44		44
45	// primitive/constructed	45	// primitive/constructed
46	ASN_CONSTRUCTED = 0x20,	46	ASN_CONSTRUCTED = 0x20,
47		47
48	// ASN_CLASS	48	// ASN_CLASS
49	ASN_UNIVERSAL = 0x00,	49	ASN_UNIVERSAL = 0x00,
50	ASN_APPLICATION = 0x40,	50	ASN_APPLICATION = 0x01,
51	ASN_CONTEXT = 0x80,	51	ASN_CONTEXT = 0x02,
52	ASN_PRIVATE = 0xc0,	52	ASN_PRIVATE = 0x03,
53		53
54	ASN_CLASS_MASK = 0xc0,	54	ASN_CLASS_MASK = 0xc0,
55	ASN_CLASS_SHIFT = 6,	55	ASN_CLASS_SHIFT = 6,
56		56
57	// ASN_APPLICATION SNMP	57	// ASN_APPLICATION SNMP
…		…
62	SNMP_OPAQUE = 0x04,	62	SNMP_OPAQUE = 0x04,
63	SNMP_COUNTER64 = 0x06,	63	SNMP_COUNTER64 = 0x06,
64	};	64	};
65		65
66	enum {	66	enum {
		67	BER_TYPE_BYTES,
		68	BER_TYPE_UTF8,
		69	BER_TYPE_UCS2,
		70	BER_TYPE_UCS4,
		71	BER_TYPE_INT,
		72	BER_TYPE_OID,
		73	BER_TYPE_RELOID,
		74	BER_TYPE_NULL,
		75	BER_TYPE_BOOL,
		76	BER_TYPE_REAL,
		77	BER_TYPE_CROAK,
		78	};
		79
		80	enum {
67	BER_CLASS = 0,	81	BER_CLASS = 0,
68	BER_TAG = 1,	82	BER_TAG = 1,
69	BER_CONSTRUCTED = 2,	83	BER_CONSTRUCTED = 2,
70	BER_DATA = 3,	84	BER_DATA = 3,
71	BER_ARRAYSIZE	85	BER_ARRAYSIZE
72	};	86	};
73		87
74	#define MAX_OID_STRLEN 4096	88	#define MAX_OID_STRLEN 4096
75		89
		90	typedef void profile_type;
		91
		92	static profile_type cur_profile, default_profile;
76	static SV *buf_sv; // encoding buffer	93	static SV *buf_sv; // encoding buffer
77	static U8 buf, cur, *end; // buffer start, current, end	94	static U8 buf, cur, *end; // buffer start, current, end
78		95
79	#if __GNUC__ >= 3	96	#if __GNUC__ >= 3
80	# define expect(expr,value) __builtin_expect ((expr), (value))	97	# define expect(expr,value) __builtin_expect ((expr), (value))
…		…
85	#endif	102	#endif
86		103
87	#define expect_false(expr) expect ((expr) != 0, 0)	104	#define expect_false(expr) expect ((expr) != 0, 0)
88	#define expect_true(expr) expect ((expr) != 0, 1)	105	#define expect_true(expr) expect ((expr) != 0, 1)
89		106
		107	/////////////////////////////////////////////////////////////////////////////
		108
		109	static SV *sviv_cache[32];
		110
90	// for "small" integers, return a readonly sv, otherwise create a new one	111	// for "small" integers, return a readonly sv, otherwise create a new one
91	static SV *newSVcacheint (int val)	112	static SV *newSVcacheint (int val)
92	{	113	{
93	static SV *cache[32];
94
95	if (expect_false (val < 0 \|\| val >= sizeof (cache)))	114	if (expect_false (val < 0 \|\| val >= sizeof (sviv_cache)))
96	return newSViv (val);	115	return newSViv (val);
97		116
98	if (expect_false (!cache [val]))	117	if (expect_false (!sviv_cache [val]))
99	{	118	{
100	cache [val] = newSVuv (val);	119	sviv_cache [val] = newSVuv (val);
101	SvREADONLY_on (cache [val]);	120	SvREADONLY_on (sviv_cache [val]);
102	}	121	}
103		122
104	return SvREFCNT_inc_NN (cache [val]);	123	return SvREFCNT_inc_NN (sviv_cache [val]);
		124	}
		125
		126	/////////////////////////////////////////////////////////////////////////////
		127
		128	static HV *profile_stash;
		129
		130	static profile_type *
		131	SvPROFILE (SV *profile)
		132	{
		133	if (!SvOK (profile))
		134	profile = default_profile;
		135
		136	if (!SvROK (profile))
		137	croak ("invalid profile");
		138
		139	profile = SvRV (profile);
		140
		141	if (SvSTASH (profile) != profile_stash)
		142	croak ("invalid profile object");
		143
		144	return (void *)profile;
		145	}
		146
		147	static int
		148	profile_lookup (profile_type *profile, int klass, int tag)
		149	{
		150	SV sv = (SV )profile;
		151	U32 idx = (tag << 2) + klass;
		152
		153	if (expect_false (idx >= SvCUR (sv)))
		154	return BER_TYPE_BYTES;
		155
		156	return SvPVX (sv)[idx];
		157	}
		158
		159	static int
		160	profile_set (profile_type *profile, int klass, int tag, int type)
		161	{
		162	SV sv = (SV )profile;
		163	U32 idx = (tag << 2) + klass;
		164	STRLEN oldlen = SvCUR (sv);
		165	STRLEN newlen = idx + 2;
		166
		167	if (idx >= oldlen)
		168	{
		169	sv_grow (sv, newlen);
		170	memset (SvPVX (sv) + oldlen, BER_TYPE_BYTES, newlen - oldlen);
		171	SvCUR_set (sv, newlen);
		172	}
		173
		174	SvPVX (sv)[idx] = type;
		175	}
		176
		177	static SV *
		178	profile_new ()
		179	{
		180	SV *sv = newSVpvn ("", 0);
		181
		182	static const struct {
		183	int klass;
		184	int tag;
		185	int type;
		186	} *celem, default_map[] = {
		187	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },
		188	{ ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT },
		189	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },
		190	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },
		191	{ ASN_UNIVERSAL, ASN_OBJECT_DESCRIPTOR, BER_TYPE_OID },
		192	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },
		193	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },
		194	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },
		195	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },
		196	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },
		197	};
		198
		199	//const_iv (SNMP_IPADDRESS)
		200	//const_iv (SNMP_COUNTER32)
		201	//const_iv (SNMP_UNSIGNED32)
		202	//const_iv (SNMP_TIMETICKS)
		203	//const_iv (SNMP_OPAQUE)
		204	//const_iv (SNMP_COUNTER64)
		205
		206	for (celem = default_map + sizeof (default_map) / sizeof (default_map [0]); celem > default_map; celem--)
		207	profile_set ((void *)sv, celem->klass, celem->tag, celem->type);
		208
		209	return sv_bless (newRV_noinc (sv), profile_stash);
105	}	210	}
106		211
107	/////////////////////////////////////////////////////////////////////////////	212	/////////////////////////////////////////////////////////////////////////////
108	// decoder	213	// decoder
109		214
…		…
187	}	292	}
188		293
189	return res;	294	return res;
190	}	295	}
191		296
192	static U32	297	static SV *
193	get_integer32 (void)	298	decode_int ()
194	{	299	{
195	U32 length = get_length ();	300	int len = get_length ();
196		301
197	if (length <= 0)	302	if (len <= 0)
198	{	303	{
199	error ("INTEGER32 length equal to zero");	304	error ("integer length equal to zero");
200	return 0;	305	return 0;
201	}	306	}
202		307
203	U8 *data = get_n (length);	308	U8 *data = get_n (len);
204		309
205	if (length > 5 \|\| (length > 4 && data [0]))	310	int negative = data [0] & 0x80;
206	{
207	error ("INTEGER32 length too long");
208	return 0;
209	}
210		311
211	U32 res = data [0] & 0x80 ? 0xffffffff : 0;	312	UV val = negative ? -1 : 0; // copy signbit to all bits
212		313
213	while (length--)	314	do
214	res = (res << 8) \| *data++;	315	val = (val << 8) \| *data++;
		316	while (--len);
215		317
216	return res;	318	// the cats to IV relies on implementation-defined behaviour (two's complement cast)
		319	// but that's ok, as perl relies on it as well.
		320	return negative ? newSViv ((IV)val) : newSVuv (val);
217	}	321	}
218		322
219	static SV *	323	static SV *
220	decode_integer32 (void)	324	decode_data (void)
221	{	325	{
222	return newSViv ((I32)get_integer32 ());
223	}
224
225	static SV *
226	decode_unsigned32 (void)
227	{
228	return newSVuv ((U32)get_integer32 ());
229	}
230
231	#if IVSIZE >= 8
232
233	static U64TYPE
234	get_integer64 (void)
235	{
236	U32 length = get_length ();	326	U32 len = get_length ();
237
238	if (length <= 0)
239	{
240	error ("INTEGER64 length equal to zero");
241	return 0;
242	}
243
244	U8 *data = get_n (length);	327	U8 *data = get_n (len);
245
246	if (length > 9 \|\| (length > 8 && data [0]))
247	{
248	error ("INTEGER64 length too long");
249	return 0;
250	}
251
252	U64TYPE res = data [0] & 0x80 ? 0xffffffffffffffff : 0;
253
254	while (length--)
255	res = (res << 8) \| *data++;
256
257	return res;
258	}
259
260	static SV *
261	decode_integer64 (void)
262	{
263	return newSViv ((I64TYPE)get_integer64 ());
264	}
265
266	static SV *
267	decode_unsigned64 (void)
268	{
269	return newSVuv ((U64TYPE)get_integer64 ());
270	}
271
272	#endif
273
274	static SV *
275	decode_octet_string (void)
276	{
277	U32 length = get_length ();
278	U8 *data = get_n (length);
279	return newSVpvn (data, length);	328	return newSVpvn ((char *)data, len);
280	}	329	}
281		330
282	// gelper for decode_object_identifier	331	// gelper for decode_object_identifier
283	static char *	332	static char *
284	write_uv (char *buf, U32 u)	333	write_uv (char *buf, U32 u)
285	{	334	{
286	// the one-digit case is absolutely predominant, so this pays off (hopefully)	335	// the one-digit case is absolutely predominant, so this pays off (hopefully)
287	if (u < 10)	336	if (expect_true (u < 10))
288	*buf++ = u + '0';	337	*buf++ = u + '0';
289	else	338	else
290	{	339	{
291	char *beg = buf;	340	char *beg = buf;
292		341
…		…
308		357
309	return buf;	358	return buf;
310	}	359	}
311		360
312	static SV *	361	static SV *
313	decode_object_identifier (void)	362	decode_oid (int relative)
314	{	363	{
315	U32 length = get_length ();	364	U32 len = get_length ();
316		365
317	if (length <= 0)	366	if (len <= 0)
318	{	367	{
319	error ("OBJECT IDENTIFIER length equal to zero");	368	error ("OBJECT IDENTIFIER length equal to zero");
320	return &PL_sv_undef;	369	return &PL_sv_undef;
321	}	370	}
322		371
323	U8 *end = cur + length;	372	U8 *end = cur + len;
324	U32 w = get_w ();	373	U32 w = get_w ();
325		374
326	static char oid[MAX_OID_STRLEN]; // must be static	375	static char oid[MAX_OID_STRLEN]; // must be static
327	char *app = oid;	376	char *app = oid;
328		377
		378	if (relative)
		379	app = write_uv (app, w);
		380	else
		381	{
329	app = write_uv (app, (U8)w / 40);	382	app = write_uv (app, (U8)w / 40);
330	*app++ = '.';	383	*app++ = '.';
331	app = write_uv (app, (U8)w % 40);	384	app = write_uv (app, (U8)w % 40);
		385	}
332		386
333	// we assume an oid component is never > 64 bytes	387	// we assume an oid component is never > 64 bytes
334	while (cur < end && oid + sizeof (oid) - app > 64)	388	while (cur < end && oid + sizeof (oid) - app > 64)
335	{	389	{
336	w = get_w ();	390	w = get_w ();
…		…
346	{	400	{
347	int identifier = get_u8 ();	401	int identifier = get_u8 ();
348		402
349	SV *res;	403	SV *res;
350		404
351	int constructed = identifier & ASN_CONSTRUCTED;	405	int constructed = identifier & ASN_CONSTRUCTED;
352	int klass = identifier & ASN_CLASS_MASK;	406	int klass = (identifier & ASN_CLASS_MASK) >> ASN_CLASS_SHIFT;
353	int tag = identifier & ASN_TAG_MASK;	407	int tag = identifier & ASN_TAG_MASK;
354		408
355	if (tag == ASN_TAG_BER)	409	if (tag == ASN_TAG_BER)
356	tag = get_w ();	410	tag = get_w ();
357		411
358	if (tag == ASN_TAG_BER)	412	if (tag == ASN_TAG_BER)
…		…
371	croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend);	425	croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend);
372		426
373	res = newRV_inc ((SV *)av);	427	res = newRV_inc ((SV *)av);
374	}	428	}
375	else	429	else
376	switch (identifier)	430	switch (profile_lookup (cur_profile, klass, tag))
377	{	431	{
378	case ASN_NULL:	432	case BER_TYPE_NULL:
379	res = &PL_sv_undef;	433	res = &PL_sv_undef;
380	break;	434	break;
381		435
382	case ASN_OBJECT_IDENTIFIER:	436	case BER_TYPE_BOOL:
		437	{
		438	U32 len = get_length ();
		439
		440	if (len != 1)
		441	croak ("BOOLEAN type with invalid length %d encountered", len);
		442
		443	res = newSVcacheint (get_u8 () ? 0 : 1);
		444	}
		445	break;
		446
		447	case BER_TYPE_OID:
383	res = decode_object_identifier ();	448	res = decode_oid (0);
384	break;	449	break;
385		450
386	case ASN_INTEGER32:	451	case BER_TYPE_RELOID:
		452	res = decode_oid (1);
		453	break;
		454
		455	case BER_TYPE_INT:
387	res = decode_integer32 ();	456	res = decode_int ();
388	break;	457	break;
389		458
390	case ASN_APPLICATION \| SNMP_UNSIGNED32:	459	case BER_TYPE_UTF8:
391	case ASN_APPLICATION \| SNMP_COUNTER32:
392	case ASN_APPLICATION \| SNMP_TIMETICKS:
393	res = decode_unsigned32 ();
394	break;
395
396	#if 0 // handled by default case
397	case ASN_OCTET_STRING:
398	case ASN_APPLICATION \| ASN_IPADDRESS:
399	case ASN_APPLICATION \| ASN_OPAQUE:
400	res = decode_octet_string ();
401	break;
402	#endif
403
404	case ASN_APPLICATION \| SNMP_COUNTER64:
405	res = decode_integer64 ();	460	res = decode_data ();
		461	SvUTF8_on (res);
406	break;	462	break;
407		463
		464	case BER_TYPE_BYTES:
		465	res = decode_data ();
		466	break;
		467
		468	case BER_TYPE_REAL:
		469	case BER_TYPE_UCS2:
		470	case BER_TYPE_UCS4:
		471	case BER_TYPE_CROAK:
408	default:	472	default:
409	res = decode_octet_string ();	473	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
410	break;
411	}	474	}
412		475
413	AV *av = newAV ();	476	AV *av = newAV ();
414	av_fill (av, BER_ARRAYSIZE - 1);	477	av_fill (av, BER_ARRAYSIZE - 1);
415	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass >> ASN_CLASS_SHIFT);	478	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass);
416	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);	479	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);
417	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);	480	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);
418	AvARRAY (av)[BER_DATA ] = res;	481	AvARRAY (av)[BER_DATA ] = res;
419		482
420	return newRV_noinc ((SV *)av);	483	return newRV_noinc ((SV *)av);
…		…
529	? 1	592	? 1
530	: 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU);	593	: 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU);
531	}	594	}
532		595
533	static void	596	static void
534	encode_octet_string (SV *sv)	597	encode_data (const char *ptr, STRLEN len)
535	{	598	{
536	STRLEN len;
537	char *ptr = SvPVbyte (sv, len);
538
539	put_length (len);	599	put_length (len);
540	need (len);	600	need (len);
541	memcpy (cur, ptr, len);	601	memcpy (cur, ptr, len);
542	cur += len;	602	cur += len;
543	}	603	}
544		604
545	static void	605	static void
546	encode_integer32 (IV iv)	606	encode_uv (UV uv)
547	{	607	{
548	need (5);	608	}
		609
		610	static void
		611	encode_int (SV *sv)
		612	{
		613	need (8 + 1 + 1); // 64 bit + length + extra 0
		614
		615	if (expect_false (!SvIOK (sv)))
		616	sv_2iv_flags (sv, 0);
549		617
550	U8 *lenb = cur++;	618	U8 *lenb = cur++;
551		619
552	if (iv < 0)	620	if (SvIOK_notUV (sv))
553	{	621	{
		622	IV iv = SvIVX (sv);
		623
		624	if (expect_false (iv < 0))
		625	{
554	// get two's complement bit pattern - works even on hypthetical non-2c machines	626	// get two's complement bit pattern - works even on hypothetical non-2c machines
555	U32 uv = iv;	627	UV uv = iv;
556		628
		629	#if UVSIZE > 4
		630	*cur = uv >> 56; cur += !!(~uv & 0xff80000000000000U);
		631	*cur = uv >> 48; cur += !!(~uv & 0xffff800000000000U);
		632	*cur = uv >> 40; cur += !!(~uv & 0xffffff8000000000U);
		633	*cur = uv >> 32; cur += !!(~uv & 0xffffffff80000000U);
		634	#endif
557	*cur = uv >> 24; cur += !!(~uv & 0xff800000U);	635	*cur = uv >> 24; cur += !!(~uv & 0xffffffffff800000U);
558	*cur = uv >> 16; cur += !!(~uv & 0xffff8000U);	636	*cur = uv >> 16; cur += !!(~uv & 0xffffffffffff8000U);
559	*cur = uv >> 8; cur += !!(~uv & 0xffffff80U);	637	*cur = uv >> 8; cur += !!(~uv & 0xffffffffffffff80U);
560	*cur = uv ; cur += 1;	638	*cur = uv ; cur += 1;
561	}
562	else
563	{
564	cur = iv >> 24; cur += cur > 0;
565	cur = iv >> 16; cur += cur > 0;
566	cur = iv >> 8; cur += cur > 0;
567	*cur = iv ; cur += 1;
568	}
569		639
570	*lenb = cur - lenb - 1;	640	*lenb = cur - lenb - 1;
571	}
572		641
573	static void	642	return;
574	encode_unsigned64 (U64TYPE uv)	643	}
575	{	644	}
576	need (9);
577		645
578	U8 *lenb = cur++;	646	UV uv = SvUV (sv);
579		647
580	cur = uv >> 56; cur += cur > 0;	648	// prepend an extra 0 if the high bit is 1
581	cur = uv >> 48; cur += cur > 0;	649	cur = 0; cur += !!(uv & ((UV)1 << (UVSIZE 8 - 1)));
582	cur = uv >> 40; cur += cur > 0;	650
583	cur = uv >> 32; cur += cur > 0;	651	#if UVSIZE > 4
584	cur = uv >> 24; cur += cur > 0;	652	*cur = uv >> 56; cur += !!(uv & 0xff80000000000000U);
585	cur = uv >> 16; cur += cur > 0;	653	*cur = uv >> 48; cur += !!(uv & 0xffff800000000000U);
586	cur = uv >> 8; cur += cur > 0;	654	*cur = uv >> 40; cur += !!(uv & 0xffffff8000000000U);
		655	*cur = uv >> 32; cur += !!(uv & 0xffffffff80000000U);
		656	#endif
		657	*cur = uv >> 24; cur += !!(uv & 0xffffffffff800000U);
		658	*cur = uv >> 16; cur += !!(uv & 0xffffffffffff8000U);
		659	*cur = uv >> 8; cur += !!(uv & 0xffffffffffffff80U);
587	*cur = uv ; cur += 1;	660	*cur = uv ; cur += 1;
588		661
589	*lenb = cur - lenb - 1;	662	*lenb = cur - lenb - 1;
590	}	663	}
591		664
…		…
631		704
632	return str;	705	return str;
633	}	706	}
634		707
635	static void	708	static void
636	encode_object_identifier (SV *oid)	709	encode_oid (SV *oid, int relative)
637	{	710	{
638	STRLEN slen;	711	STRLEN len;
639	char *ptr = SvPV (oid, slen); // utf8 vs. bytes does not matter	712	char *ptr = SvPV (oid, len); // utf8 vs. bytes does not matter
640		713
641	// we need at most as many octets as the string form	714	// we need at most as many octets as the string form
642	need (slen + 1);	715	need (len + 1);
643	STRLEN mark = len_fixup_mark ();	716	STRLEN mark = len_fixup_mark ();
644		717
645	UV w1, w2;	718	UV w1, w2;
646		719
		720	if (!relative)
		721	{
647	ptr = read_uv (ptr, &w1);	722	ptr = read_uv (ptr, &w1);
648	ptr = read_uv (ptr, &w2);	723	ptr = read_uv (ptr, &w2);
649		724
650	put_w_nocheck (w1 * 40 + w2);	725	put_w_nocheck (w1 * 40 + w2);
		726	}
651		727
652	while (*ptr)	728	while (*ptr)
653	{	729	{
654	ptr = read_uv (ptr, &w1);	730	ptr = read_uv (ptr, &w1);
655	put_w_nocheck (w1);	731	put_w_nocheck (w1);
656	}	732	}
657		733
658	len_fixup (mark);	734	len_fixup (mark);
659	}	735	}
660		736
661	// checkl whether an SV is a BER tuple and returns its AV *	737	// check whether an SV is a BER tuple and returns its AV *
662	static AV *	738	static AV *
663	ber_tuple (SV *tuple)	739	ber_tuple (SV *tuple)
664	{	740	{
665	SV *rv;	741	SV *rv;
666		742
…		…
716	encode_ber (AvARRAY (av)[i]);	792	encode_ber (AvARRAY (av)[i]);
717		793
718	len_fixup (mark);	794	len_fixup (mark);
719	}	795	}
720	else	796	else
721	switch (identifier \| tag)	797	switch (profile_lookup (cur_profile, klass, tag))
722	{	798	{
723	case ASN_NULL:	799	case BER_TYPE_NULL:
724	put_length (0);	800	put_length (0);
725	break;	801	break;
726		802
727	case ASN_OBJECT_IDENTIFIER:	803	case BER_TYPE_BOOL:
		804	put_length (1);
		805	put_u8 (SvTRUE (data) ? 0xff : 0x00);
		806	break;
		807
		808	case BER_TYPE_OID:
728	encode_object_identifier (data);	809	encode_oid (data, 0);
729	break;	810	break;
730		811
731	case ASN_INTEGER32:	812	case BER_TYPE_RELOID:
		813	encode_oid (data, 1);
		814	break;
		815
		816	case BER_TYPE_INT:
732	encode_integer32 (SvIV (data));	817	encode_int (data);
733	break;	818	break;
734		819
735	case ASN_APPLICATION \| SNMP_UNSIGNED32:	820	case BER_TYPE_BYTES:
736	case ASN_APPLICATION \| SNMP_COUNTER32:	821	{
737	case ASN_APPLICATION \| SNMP_TIMETICKS:	822	STRLEN len;
738	case ASN_APPLICATION \| SNMP_COUNTER64:	823	const char *ptr = SvPVbyte (data, len);
739	encode_unsigned64 (SvUV (data));	824	encode_data (ptr, len);
		825	}
740	break;	826	break;
741		827
		828	case BER_TYPE_UTF8:
		829	{
		830	STRLEN len;
		831	const char *ptr = SvPVutf8 (data, len);
		832	encode_data (ptr, len);
		833	}
		834	break;
		835
		836	case BER_TYPE_REAL:
		837	case BER_TYPE_UCS2:
		838	case BER_TYPE_UCS4:
		839	case BER_TYPE_CROAK:
742	default:	840	default:
743	encode_octet_string (data);	841	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
744	break;
745	}	842	}
746		843
747	}	844	}
748		845
749	/////////////////////////////////////////////////////////////////////////////	846	/////////////////////////////////////////////////////////////////////////////
…		…
753	PROTOTYPES: ENABLE	850	PROTOTYPES: ENABLE
754		851
755	BOOT:	852	BOOT:
756	{	853	{
757	HV *stash = gv_stashpv ("Convert::BER::XS", 1);	854	HV *stash = gv_stashpv ("Convert::BER::XS", 1);
		855
		856	profile_stash = gv_stashpv ("Convert::BER::XS::Profile", 1);
758		857
759	static const struct {	858	static const struct {
760	const char *name;	859	const char *name;
761	IV iv;	860	IV iv;
762	} *civ, const_iv[] = {	861	} *civ, const_iv[] = {
763	{ "ASN_BOOLEAN", ASN_BOOLEAN },	862	#define const_iv(name) { # name, name },
764	{ "ASN_INTEGER32", ASN_INTEGER32 },	863	const_iv (ASN_BOOLEAN)
765	{ "ASN_BIT_STRING", ASN_BIT_STRING },	864	const_iv (ASN_INTEGER32)
766	{ "ASN_OCTET_STRING", ASN_OCTET_STRING },	865	const_iv (ASN_BIT_STRING)
767	{ "ASN_NULL", ASN_NULL },	866	const_iv (ASN_OCTET_STRING)
768	{ "ASN_OBJECT_IDENTIFIER", ASN_OBJECT_IDENTIFIER },	867	const_iv (ASN_NULL)
769	{ "ASN_TAG_BER", ASN_TAG_BER },	868	const_iv (ASN_OBJECT_IDENTIFIER)
770	{ "ASN_TAG_MASK", ASN_TAG_MASK },	869	const_iv (ASN_OBJECT_DESCRIPTOR)
771	{ "ASN_CONSTRUCTED", ASN_CONSTRUCTED },	870	const_iv (ASN_OID)
772	{ "ASN_UNIVERSAL", ASN_UNIVERSAL >> ASN_CLASS_SHIFT },	871	const_iv (ASN_EXTERNAL)
773	{ "ASN_APPLICATION", ASN_APPLICATION >> ASN_CLASS_SHIFT },	872	const_iv (ASN_REAL)
774	{ "ASN_CONTEXT", ASN_CONTEXT >> ASN_CLASS_SHIFT },	873	const_iv (ASN_SEQUENCE)
775	{ "ASN_PRIVATE", ASN_PRIVATE >> ASN_CLASS_SHIFT },	874	const_iv (ASN_ENUMERATED)
776	{ "ASN_CLASS_MASK", ASN_CLASS_MASK },	875	const_iv (ASN_EMBEDDED_PDV)
777	{ "ASN_CLASS_SHIFT", ASN_CLASS_SHIFT },	876	const_iv (ASN_UTF8_STRING)
778	{ "ASN_SEQUENCE", ASN_SEQUENCE },	877	const_iv (ASN_RELATIVE_OID)
779	{ "SNMP_IPADDRESS", SNMP_IPADDRESS },	878	const_iv (ASN_SET)
780	{ "SNMP_COUNTER32", SNMP_COUNTER32 },	879	const_iv (ASN_NUMERIC_STRING)
781	{ "SNMP_UNSIGNED32", SNMP_UNSIGNED32 },	880	const_iv (ASN_PRINTABLE_STRING)
782	{ "SNMP_TIMETICKS", SNMP_TIMETICKS },	881	const_iv (ASN_TELETEX_STRING)
783	{ "SNMP_OPAQUE", SNMP_OPAQUE },	882	const_iv (ASN_T61_STRING)
784	{ "SNMP_COUNTER64", SNMP_COUNTER64 },	883	const_iv (ASN_VIDEOTEX_STRING)
		884	const_iv (ASN_IA5_STRING)
		885	const_iv (ASN_ASCII_STRING)
		886	const_iv (ASN_UTC_TIME)
		887	const_iv (ASN_GENERALIZED_TIME)
		888	const_iv (ASN_GRAPHIC_STRING)
		889	const_iv (ASN_VISIBLE_STRING)
		890	const_iv (ASN_ISO646_STRING)
		891	const_iv (ASN_GENERAL_STRING)
		892	const_iv (ASN_UNIVERSAL_STRING)
		893	const_iv (ASN_CHARACTER_STRING)
		894	const_iv (ASN_BMP_STRING)
785		895
786	{ "BER_CLASS" , BER_CLASS },	896	const_iv (ASN_UNIVERSAL)
787	{ "BER_TAG" , BER_TAG },	897	const_iv (ASN_APPLICATION)
788	{ "BER_CONSTRUCTED", BER_CONSTRUCTED },	898	const_iv (ASN_CONTEXT)
789	{ "BER_DATA" , BER_DATA },	899	const_iv (ASN_PRIVATE)
		900
		901	const_iv (BER_CLASS)
		902	const_iv (BER_TAG)
		903	const_iv (BER_CONSTRUCTED)
		904	const_iv (BER_DATA)
		905
		906	const_iv (BER_TYPE_BYTES)
		907	const_iv (BER_TYPE_UTF8)
		908	const_iv (BER_TYPE_UCS2)
		909	const_iv (BER_TYPE_UCS4)
		910	const_iv (BER_TYPE_INT)
		911	const_iv (BER_TYPE_OID)
		912	const_iv (BER_TYPE_RELOID)
		913	const_iv (BER_TYPE_NULL)
		914	const_iv (BER_TYPE_BOOL)
		915	const_iv (BER_TYPE_REAL)
		916	const_iv (BER_TYPE_CROAK)
		917
		918	const_iv (SNMP_IPADDRESS)
		919	const_iv (SNMP_COUNTER32)
		920	const_iv (SNMP_UNSIGNED32)
		921	const_iv (SNMP_TIMETICKS)
		922	const_iv (SNMP_OPAQUE)
		923	const_iv (SNMP_COUNTER64)
		924
790	};	925	};
791		926
792	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)	927	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
793	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	928	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		929
		930	default_profile = profile_new ();
794	}	931	}
795		932
796	SV *	933	SV *
797	ber_decode (SV *ber)	934	ber_decode (SV ber, SV profile = &PL_sv_undef)
798	CODE:	935	CODE:
799	{	936	{
		937	cur_profile = SvPROFILE (profile);
800	STRLEN len;	938	STRLEN len;
801
802	buf = SvPVbyte (ber, len);	939	buf = SvPVbyte (ber, len);
803	cur = buf;	940	cur = buf;
804	end = buf + len;	941	end = buf + len;
805		942
806	RETVAL = decode_ber ();	943	RETVAL = decode_ber ();
…		…
881	}	1018	}
882		1019
883	#############################################################################	1020	#############################################################################
884		1021
885	void	1022	void
886	ber_encode (SV *tuple)	1023	ber_encode (SV tuple, SV profile = &PL_sv_undef)
887	PPCODE:	1024	PPCODE:
888	{	1025	{
		1026	cur_profile = SvPROFILE (profile);
889	buf_sv = sv_2mortal (NEWSV (0, 256));	1027	buf_sv = sv_2mortal (NEWSV (0, 256));
890	SvPOK_only (buf_sv);	1028	SvPOK_only (buf_sv);
891	set_buf (buf_sv);	1029	set_buf (buf_sv);
892		1030
893	encode_ber (tuple);	1031	encode_ber (tuple);
…		…
923	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);	1061	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);
924	RETVAL = newRV_noinc ((SV *)av);	1062	RETVAL = newRV_noinc ((SV *)av);
925	}	1063	}
926	OUTPUT: RETVAL	1064	OUTPUT: RETVAL
927		1065
		1066	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile
		1067
		1068	SV *
		1069	new (SV *klass)
		1070	CODE:
		1071	RETVAL = profile_new ();
		1072	OUTPUT: RETVAL
		1073

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Comparing Convert-BER-XS/XS.xs (file contents): Revision 1.4 by root, Fri Apr 19 20:38:38 2019 UTC vs. Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC

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Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.4 by root, Fri Apr 19 20:38:38 2019 UTC vs.
Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC