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

Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.11 by root, Sat Apr 20 12:25:23 2019 UTC vs.
Revision 1.33 by root, Thu Apr 25 22:30:21 2019 UTC

…		…
1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
		5	#include <math.h>
		6
5	// C99 required	7	// C99 required!
		8	// this is not just for comments, but also for
		9	// integer constant semantics,
		10	// sscanf format modifiers and more.
6		11
7	enum {	12	enum {
8	// ASN_TAG	13	// ASN_TAG
9	ASN_BOOLEAN = 0x01,	14	ASN_BOOLEAN = 0x01,
10	ASN_INTEGER32 = 0x02,	15	ASN_INTEGER = 0x02,
11	ASN_BIT_STRING = 0x03,	16	ASN_BIT_STRING = 0x03,
12	ASN_OCTET_STRING = 0x04,	17	ASN_OCTET_STRING = 0x04,
13	ASN_NULL = 0x05,	18	ASN_NULL = 0x05,
14	ASN_OBJECT_IDENTIFIER = 0x06,	19	ASN_OBJECT_IDENTIFIER = 0x06,
15	ASN_OID = 0x06,	20	ASN_OID = 0x06,
55	ASN_CLASS_SHIFT = 6,	60	ASN_CLASS_SHIFT = 6,
56		61
57	// ASN_APPLICATION SNMP	62	// ASN_APPLICATION SNMP
58	SNMP_IPADDRESS = 0x00,	63	SNMP_IPADDRESS = 0x00,
59	SNMP_COUNTER32 = 0x01,	64	SNMP_COUNTER32 = 0x01,
		65	SNMP_GAUGE32 = 0x02,
60	SNMP_UNSIGNED32 = 0x02,	66	SNMP_UNSIGNED32 = 0x02,
61	SNMP_TIMETICKS = 0x03,	67	SNMP_TIMETICKS = 0x03,
62	SNMP_OPAQUE = 0x04,	68	SNMP_OPAQUE = 0x04,
63	SNMP_COUNTER64 = 0x06,	69	SNMP_COUNTER64 = 0x06,
64	};	70	};
65		71
		72	// tlow-level types this module can ecode the above (and more) into
66	enum {	73	enum {
67	BER_TYPE_BYTES,	74	BER_TYPE_BYTES,
68	BER_TYPE_UTF8,	75	BER_TYPE_UTF8,
69	BER_TYPE_UCS2,	76	BER_TYPE_UCS2,
70	BER_TYPE_UCS4,	77	BER_TYPE_UCS4,
…		…
76	BER_TYPE_REAL,	83	BER_TYPE_REAL,
77	BER_TYPE_IPADDRESS,	84	BER_TYPE_IPADDRESS,
78	BER_TYPE_CROAK,	85	BER_TYPE_CROAK,
79	};	86	};
80		87
		88	// tuple array indices
81	enum {	89	enum {
82	BER_CLASS = 0,	90	BER_CLASS = 0,
83	BER_TAG = 1,	91	BER_TAG = 1,
84	BER_CONSTRUCTED = 2,	92	BER_FLAGS = 2,
85	BER_DATA = 3,	93	BER_DATA = 3,
86	BER_ARRAYSIZE	94	BER_ARRAYSIZE
87	};	95	};
88		96
89	#define MAX_OID_STRLEN 4096	97	#define MAX_OID_STRLEN 4096
90		98
…		…
94	static SV *buf_sv; // encoding buffer	102	static SV *buf_sv; // encoding buffer
95	static U8 buf, cur, *end; // buffer start, current, end	103	static U8 buf, cur, *end; // buffer start, current, end
96		104
97	#if PERL_VERSION < 18	105	#if PERL_VERSION < 18
98	# define utf8_to_uvchr_buf(s,e,l) utf8_to_uvchr (s, l)	106	# define utf8_to_uvchr_buf(s,e,l) utf8_to_uvchr (s, l)
		107	#endif
		108
		109	#ifndef SvREFCNT_inc_NN
		110	#define SvREFCNT_inc_NN(x) SvREFCNT_inc (x)
		111	#endif
		112	#ifndef SvREFCNT_dec_NN
		113	#define SvREFCNT_dec_NN(x) SvREFCNT_dec (x)
99	#endif	114	#endif
100		115
101	#if __GNUC__ >= 3	116	#if __GNUC__ >= 3
102	# define expect(expr,value) __builtin_expect ((expr), (value))	117	# define expect(expr,value) __builtin_expect ((expr), (value))
103	# define INLINE static inline	118	# define INLINE static inline
…		…
137	{	152	{
138	if (!SvOK (profile))	153	if (!SvOK (profile))
139	return default_profile;	154	return default_profile;
140		155
141	if (!SvROK (profile))	156	if (!SvROK (profile))
142	croak ("invalid profile");	157	croak ("Convert::BER::XS::Profile expected");
143		158
144	profile = SvRV (profile);	159	profile = SvRV (profile);
145		160
146	if (SvSTASH (profile) != profile_stash)	161	if (SvSTASH (profile) != profile_stash)
147	croak ("invalid profile object");	162	croak ("Convert::BER::XS::Profile expected");
148		163
149	return (void *)profile;	164	return (void *)profile;
150	}	165	}
151		166
152	static int	167	static int
…		…
178		193
179	SvPVX (sv)[idx] = type;	194	SvPVX (sv)[idx] = type;
180	}	195	}
181		196
182	static SV *	197	static SV *
183	profile_new ()	198	profile_new (void)
184	{	199	{
185	SV *sv = newSVpvn ("", 0);	200	SV *sv = newSVpvn ("", 0);
186		201
187	static const struct {	202	static const struct {
188	int klass;	203	int klass;
189	int tag;	204	int tag;
190	int type;	205	int type;
191	} *celem, default_map[] = {	206	} *celem, default_map[] = {
192	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },	207	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },
193	{ ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT },	208	{ ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT },
194	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },	209	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },
195	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },	210	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },
196	{ ASN_UNIVERSAL, ASN_OBJECT_DESCRIPTOR, BER_TYPE_OID },
197	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },	211	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },
198	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },	212	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },
		213	{ ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT },
199	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },	214	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },
200	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },	215	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },
201	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },	216	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },
202	};	217	};
203		218
…		…
224	}	239	}
225		240
226	// get_* functions fetch something from the buffer	241	// get_* functions fetch something from the buffer
227	// decode_* functions use get_* fun ctions to decode ber values	242	// decode_* functions use get_* fun ctions to decode ber values
228		243
		244	// get single octet
		245	static U8
		246	get_u8 (void)
		247	{
		248	if (cur == end)
		249	error ("unexpected end of message buffer");
		250
		251	return *cur++;
		252	}
		253
229	// get n octets	254	// get n octets
230	static U8 *	255	static U8 *
231	get_n (UV count)	256	get_n (UV count)
232	{	257	{
233	want (count);	258	want (count);
234	U8 *res = cur;	259	U8 *res = cur;
235	cur += count;	260	cur += count;
236	return res;	261	return res;
237	}	262	}
238		263
239	// get single octet
240	static U8
241	get_u8 (void)
242	{
243	if (cur == end)
244	error ("unexpected end of message buffer");
245
246	return *cur++;
247	}
248
249	// get ber-encoded integer (i.e. pack "w")	264	// get ber-encoded integer (i.e. pack "w")
250	static U32	265	static UV
251	get_w (void)	266	get_w (void)
252	{	267	{
253	U32 res = 0;	268	UV res = 0;
		269	U8 c = get_u8 ();
		270
		271	if (expect_false (c == 0x80))
		272	error ("invalid BER padding (X.690 8.1.2.4.2, 8.19.2)");
254		273
255	for (;;)	274	for (;;)
256	{	275	{
257	U8 c = get_u8 ();	276	if (expect_false (res >> UVSIZE * 8 - 7))
		277	error ("BER variable length integer overflow");
		278
258	res = (res << 7) \| (c & 0x7f);	279	res = (res << 7) \| (c & 0x7f);
259		280
260	if (!(c & 0x80))	281	if (expect_true (!(c & 0x80)))
261	return res;	282	return res;
262	}
263	}
264		283
		284	c = get_u8 ();
		285	}
		286	}
		287
265	static U32	288	static UV
266	get_length (void)	289	get_length (void)
267	{	290	{
268	U32 res = get_u8 ();	291	UV res = get_u8 ();
269		292
270	if (res & 0x80)	293	if (expect_false (res & 0x80))
271	{	294	{
272	int cnt = res & 0x7f;	295	U8 cnt = res & 0x7f;
		296
		297	// this genewrates quite ugly code, but the overhead
		298	// of copying the bytes for these lengths is probably so high
		299	// that a slightly inefficient get_length won't matter.
		300
		301	if (expect_false (cnt == 0))
		302	error ("invalid use of indefinite BER length form in primitive encoding (X.690 8.1.3.2)");
		303
		304	if (expect_false (cnt > UVSIZE))
		305	error ("BER value length too long (must fit into UV) or BER reserved value in length (X.690 8.1.3.5)");
		306
		307	want (cnt);
		308
273	res = 0;	309	res = 0;
274		310	do
275	switch (cnt)	311	res = (res << 8) \| *cur++;
276	{	312	while (--cnt);
277	case 0:
278	error ("indefinite ASN.1 lengths not supported");
279	return 0;
280
281	default:
282	error ("ASN.1 length too long");
283	return 0;
284
285	case 4: res = (res << 8) \| get_u8 ();
286	case 3: res = (res << 8) \| get_u8 ();
287	case 2: res = (res << 8) \| get_u8 ();
288	case 1: res = (res << 8) \| get_u8 ();
289	}
290	}	313	}
291		314
292	return res;	315	return res;
293	}	316	}
294		317
295	static SV *	318	static SV *
296	decode_int ()	319	decode_int (UV len)
297	{	320	{
298	int len = get_length ();
299
300	if (len <= 0)	321	if (!len)
301	{	322	error ("invalid BER_TYPE_INT length zero (X.690 8.3.1)");
302	error ("integer length equal to zero");
303	return 0;
304	}
305		323
306	U8 *data = get_n (len);	324	U8 *data = get_n (len);
307		325
		326	if (expect_false (len > 1))
		327	{
		328	U16 mask = (data [0] << 8) \| data [1] & 0xff80;
		329
		330	if (expect_false (mask == 0xff80 \|\| mask == 0x0000))
		331	error ("invalid padding in BER_TYPE_INT (X.690 8.3.2)");
		332	}
		333
308	int negative = data [0] & 0x80;	334	int negative = data [0] & 0x80;
309		335
310	UV val = negative ? -1 : 0; // copy signbit to all bits	336	UV val = negative ? -1 : 0; // copy signbit to all bits
		337
		338	if (len > UVSIZE + (!negative && !*data))
		339	error ("BER_TYPE_INT overflow");
311		340
312	do	341	do
313	val = (val << 8) \| *data++;	342	val = (val << 8) \| *data++;
314	while (--len);	343	while (--len);
315		344
…		…
317	// but that's ok, as perl relies on it as well.	346	// but that's ok, as perl relies on it as well.
318	return negative ? newSViv ((IV)val) : newSVuv (val);	347	return negative ? newSViv ((IV)val) : newSVuv (val);
319	}	348	}
320		349
321	static SV *	350	static SV *
322	decode_data (void)	351	decode_data (UV len)
323	{	352	{
324	U32 len = get_length ();
325	U8 *data = get_n (len);
326	return newSVpvn ((char *)data, len);	353	return newSVpvn ((char *)get_n (len), len);
327	}	354	}
328		355
329	// gelper for decode_object_identifier	356	// helper for decode_object_identifier
330	static char *	357	static char *
331	write_uv (char *buf, U32 u)	358	write_uv (char *buf, UV u)
332	{	359	{
333	// the one-digit case is absolutely predominant, so this pays off (hopefully)	360	// the one-digit case is absolutely predominant, so this pays off (hopefully)
334	if (expect_true (u < 10))	361	if (expect_true (u < 10))
335	*buf++ = u + '0';	362	*buf++ = u + '0';
336	else	363	else
337	{	364	{
		365	// this could be done much faster using branchless fixed-point arithmetics
338	char *beg = buf;	366	char *beg = buf;
339		367
340	do	368	do
341	{	369	{
342	*buf++ = u % 10 + '0';	370	*buf++ = u % 10 + '0';
…		…
344	}	372	}
345	while (u);	373	while (u);
346		374
347	// reverse digits	375	// reverse digits
348	char *ptr = buf;	376	char *ptr = buf;
349	while (--ptr != beg)	377	while (--ptr > beg)
350	{	378	{
351	char c = *ptr;	379	char c = *ptr;
352	ptr = beg;	380	ptr = beg;
353	*beg = c;	381	*beg = c;
354	++beg;	382	++beg;
…		…
357		385
358	return buf;	386	return buf;
359	}	387	}
360		388
361	static SV *	389	static SV *
362	decode_oid (int relative)	390	decode_oid (UV len, int relative)
363	{	391	{
364	U32 len = get_length ();
365
366	if (len <= 0)	392	if (len <= 0)
367	{	393	{
368	error ("OBJECT IDENTIFIER length equal to zero");	394	error ("BER_TYPE_OID length must not be zero");
369	return &PL_sv_undef;	395	return &PL_sv_undef;
370	}	396	}
371		397
372	U8 *end = cur + len;	398	U8 *end = cur + len;
373	U32 w = get_w ();	399	UV w = get_w ();
374		400
375	static char oid[MAX_OID_STRLEN]; // must be static	401	static char oid[MAX_OID_STRLEN]; // static, because too large for stack
376	char *app = oid;	402	char *app = oid;
377		403
378	if (relative)	404	if (relative)
379	app = write_uv (app, w);	405	app = write_uv (app, w);
380	else	406	else
381	{	407	{
		408	UV w1, w2;
		409
		410	if (w < 2 * 40)
		411	(w1 = w / 40), (w2 = w % 40);
		412	else
		413	(w1 = 2), (w2 = w - 2 * 40);
		414
382	app = write_uv (app, (U8)w / 40);	415	app = write_uv (app, w1);
383	*app++ = '.';	416	*app++ = '.';
384	app = write_uv (app, (U8)w % 40);	417	app = write_uv (app, w2);
		418	}
		419
		420	while (cur < end)
385	}	421	{
386
387	// we assume an oid component is never > 64 bytes	422	// we assume an oid component is never > 64 digits
388	while (cur < end && oid + sizeof (oid) - app > 64)	423	if (oid + sizeof (oid) - app < 64)
389	{	424	croak ("BER_TYPE_OID to long to decode");
		425
390	w = get_w ();	426	w = get_w ();
391	*app++ = '.';	427	*app++ = '.';
392	app = write_uv (app, w);	428	app = write_uv (app, w);
393	}	429	}
394		430
395	return newSVpvn (oid, app - oid);	431	return newSVpvn (oid, app - oid);
396	}	432	}
397		433
		434	// oh my, this is a total mess
		435	static SV *
		436	decode_real (UV len)
		437	{
		438	SV *res;
		439	U8 *beg = cur;
		440
		441	if (len == 0)
		442	res = newSVnv (0.);
		443	else
		444	{
		445	U8 info = get_u8 ();
		446
		447	if (info & 0x80)
		448	{
		449	// binary
		450	static const U8 base[] = { 2, 8, 16, 0 };
		451	NV S = info & 0x40 ? -1 : 1; // sign
		452	NV B = base [(info >> 4) & 3]; // base
		453	NV F = 1 << ((info >> 2) & 3); // scale factor ("shift")
		454	int L = info & 3; // exponent length
		455
		456	if (!B)
		457	croak ("BER_TYPE_REAL binary encoding uses invalid base (0x%02x)", info);
		458
		459	SAVETMPS;
		460
		461	SV *E = sv_2mortal (decode_int (L == 3 ? get_u8 () : L + 1));
		462	SV *M = sv_2mortal (decode_int (len - (cur - beg)));
		463
		464	res = newSVnv (S * SvNV (M) * F * Perl_pow (B, SvNV (E)));
		465
		466	FREETMPS;
		467	}
		468	else if (info & 0x40)
		469	{
		470	// SpecialRealValue
		471	U8 special = get_u8 ();
		472	NV val;
		473
		474	switch (special)
		475	{
		476	case 0x40: val = NV_INF; break;
		477	case 0x41: val = -NV_INF; break;
		478	case 0x42: val = NV_NAN; break;
		479	case 0x43: val = -(NV)0.; break;
		480
		481	default:
		482	croak ("BER_TYPE_REAL SpecialRealValues invalid encoding 0x%02x (X.690 8.5.9)", special);
		483	}
		484
		485	res = newSVnv (val);
		486	}
		487	else
		488	{
		489	// decimal
		490	dSP;
		491	SAVETMPS;
		492	PUSHMARK (SP);
		493	EXTEND (SP, 2);
		494	PUSHs (sv_2mortal (newSVcacheint (info & 0x3f)));
		495	PUSHs (sv_2mortal (newSVpvn (get_n (len - 1), len - 1)));
		496	PUTBACK;
		497	call_pv ("Convert::BER::XS::_decode_real_decimal", G_SCALAR);
		498	SPAGAIN;
		499	res = SvREFCNT_inc_NN (POPs);
		500	PUTBACK;
		501	FREETMPS;
		502	}
		503	}
		504
		505	if (cur - beg != len)
		506	{
		507	SvREFCNT_dec_NN (res);
		508	croak ("BER_TYPE_REAL invalid content length (X.690 8,5)");
		509	}
		510
		511	return res;
		512	}
		513
398	// TODO: this is unacceptably slow	514	// TODO: this is unacceptably slow
399	static SV *	515	static SV *
400	decode_ucs (int chrsize)	516	decode_ucs (UV len, int chrsize)
401	{	517	{
402	SV *res = NEWSV (0, 0);
403
404	U32 len = get_length ();
405
406	if (len & (chrsize - 1))	518	if (len & (chrsize - 1))
407	croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len);	519	croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len);
		520
		521	SV *res = NEWSV (0, 0);
408		522
409	while (len)	523	while (len)
410	{	524	{
411	U8 b1 = get_u8 ();	525	U8 b1 = get_u8 ();
412	U8 b2 = get_u8 ();	526	U8 b2 = get_u8 ();
…		…
430		544
431	return res;	545	return res;
432	}	546	}
433		547
434	static SV *	548	static SV *
435	decode_ber ()	549	decode_ber (void)
436	{	550	{
437	int identifier = get_u8 ();	551	int identifier = get_u8 ();
438		552
439	SV *res;	553	SV *res;
440		554
…		…
443	int tag = identifier & ASN_TAG_MASK;	557	int tag = identifier & ASN_TAG_MASK;
444		558
445	if (tag == ASN_TAG_BER)	559	if (tag == ASN_TAG_BER)
446	tag = get_w ();	560	tag = get_w ();
447		561
448	if (tag == ASN_TAG_BER)
449	tag = get_w ();
450
451	if (constructed)	562	if (constructed)
452	{	563	{
453	U32 len = get_length ();	564	want (1);
454	U32 seqend = (cur - buf) + len;
455	AV av = (AV )sv_2mortal ((SV *)newAV ());	565	AV av = (AV )sv_2mortal ((SV *)newAV ());
456		566
457	while (cur < buf + seqend)	567	if (expect_false (*cur == 0x80))
		568	{
		569	// indefinite length
		570	++cur;
		571
		572	for (;;)
		573	{
		574	want (2);
		575	if (!cur [0] && !cur [1])
		576	{
		577	cur += 2;
		578	break;
		579	}
		580
458	av_push (av, decode_ber ());	581	av_push (av, decode_ber ());
		582	}
		583	}
		584	else
		585	{
		586	UV len = get_length ();
		587	UV seqend = (cur - buf) + len;
459		588
460	if (cur > buf + seqend)	589	while (cur < buf + seqend)
		590	av_push (av, decode_ber ());
		591
		592	if (expect_false (cur > buf + seqend))
461	croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend);	593	croak ("CONSTRUCTED type %02x length overflow (0x%x 0x%x)\n", identifier, (int)(cur - buf), (int)seqend);
		594	}
462		595
463	res = newRV_inc ((SV *)av);	596	res = newRV_inc ((SV *)av);
464	}	597	}
465	else	598	else
		599	{
		600	UV len = get_length ();
		601
466	switch (profile_lookup (cur_profile, klass, tag))	602	switch (profile_lookup (cur_profile, klass, tag))
467	{	603	{
468	case BER_TYPE_NULL:	604	case BER_TYPE_NULL:
		605	if (expect_false (len))
		606	croak ("BER_TYPE_NULL value with non-zero length %d encountered (X.690 8.8.2)", len);
		607
469	res = &PL_sv_undef;	608	res = &PL_sv_undef;
470	break;	609	break;
471		610
472	case BER_TYPE_BOOL:	611	case BER_TYPE_BOOL:
473	{
474	U32 len = get_length ();
475
476	if (len != 1)	612	if (expect_false (len != 1))
477	croak ("BER_TYPE_BOOLEAN type with invalid length %d encountered", len);	613	croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered (X.690 8.2.1)", len);
478		614
479	res = newSVcacheint (get_u8 () ? 0 : 1);	615	res = newSVcacheint (!!get_u8 ());
480	}
481	break;	616	break;
482		617
483	case BER_TYPE_OID:	618	case BER_TYPE_OID:
484	res = decode_oid (0);	619	res = decode_oid (len, 0);
485	break;	620	break;
486		621
487	case BER_TYPE_RELOID:	622	case BER_TYPE_RELOID:
488	res = decode_oid (1);	623	res = decode_oid (len, 1);
489	break;	624	break;
490		625
491	case BER_TYPE_INT:	626	case BER_TYPE_INT:
492	res = decode_int ();	627	res = decode_int (len);
493	break;	628	break;
494		629
495	case BER_TYPE_UTF8:	630	case BER_TYPE_UTF8:
496	res = decode_data ();	631	res = decode_data (len);
497	SvUTF8_on (res);	632	SvUTF8_on (res);
498	break;	633	break;
499		634
500	case BER_TYPE_BYTES:	635	case BER_TYPE_BYTES:
501	res = decode_data ();	636	res = decode_data (len);
502	break;	637	break;
503		638
504	case BER_TYPE_IPADDRESS:	639	case BER_TYPE_IPADDRESS:
505	{	640	{
506	U32 len = get_length ();
507
508	if (len != 4)	641	if (len != 4)
509	croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered", len);	642	croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered (RFC 2578 7.1.5)", len);
510		643
511	U8 c1 = get_u8 ();	644	U8 *data = get_n (4);
512	U8 c2 = get_u8 ();	645	res = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]);
513	U8 c3 = get_u8 ();
514	U8 c4 = get_u8 ();
515
516	res = newSVpvf ("%d.%d.%d.%d", c1, c2, c3, c4);
517	}	646	}
518	break;	647	break;
519		648
520	case BER_TYPE_UCS2:	649	case BER_TYPE_UCS2:
521	res = decode_ucs (2);	650	res = decode_ucs (len, 2);
522	break;	651	break;
523		652
524	case BER_TYPE_UCS4:	653	case BER_TYPE_UCS4:
525	res = decode_ucs (4);	654	res = decode_ucs (len, 4);
526	break;	655	break;
527		656
528	case BER_TYPE_REAL:	657	case BER_TYPE_REAL:
		658	res = decode_real (len);
		659	break;
		660
529	case BER_TYPE_CROAK:	661	case BER_TYPE_CROAK:
		662	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		663
530	default:	664	default:
531	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	665	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
532	}	666	}
		667	}
533		668
534	AV *av = newAV ();	669	AV *av = newAV ();
535	av_fill (av, BER_ARRAYSIZE - 1);	670	av_fill (av, BER_ARRAYSIZE - 1);
536	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass);	671	AvARRAY (av)[BER_CLASS] = newSVcacheint (klass);
537	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);	672	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);
538	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);	673	AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0);
539	AvARRAY (av)[BER_DATA ] = res;	674	AvARRAY (av)[BER_DATA ] = res;
540		675
541	return newRV_noinc ((SV *)av);	676	return newRV_noinc ((SV *)av);
542	}	677	}
543		678
544	/////////////////////////////////////////////////////////////////////////////	679	/////////////////////////////////////////////////////////////////////////////
…		…
549	strlen_sum (STRLEN l1, STRLEN l2)	684	strlen_sum (STRLEN l1, STRLEN l2)
550	{	685	{
551	size_t sum = l1 + l2;	686	size_t sum = l1 + l2;
552		687
553	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)	688	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)
554	croak ("JSON::XS: string size overflow");	689	croak ("Convert::BER::XS: string size overflow");
555		690
556	return sum;	691	return sum;
557	}	692	}
558		693
559	static void	694	static void
…		…
597	need (1);	732	need (1);
598	*cur++ = val;	733	*cur++ = val;
599	}	734	}
600		735
601	static void	736	static void
602	put_w_nocheck (U32 val)	737	put_w_nocheck (UV val)
603	{	738	{
		739	#if UVSIZE > 4
		740	cur = (val >> 7 9) \| 0x80; cur += val >= ((UV)1 << (7 * 9));
		741	cur = (val >> 7 8) \| 0x80; cur += val >= ((UV)1 << (7 * 8));
		742	cur = (val >> 7 7) \| 0x80; cur += val >= ((UV)1 << (7 * 7));
		743	cur = (val >> 7 6) \| 0x80; cur += val >= ((UV)1 << (7 * 6));
		744	cur = (val >> 7 5) \| 0x80; cur += val >= ((UV)1 << (7 * 5));
		745	#endif
604	cur = (val >> 7 4) \| 0x80; cur += val >= (1 << (7 * 4));	746	cur = (val >> 7 4) \| 0x80; cur += val >= ((UV)1 << (7 * 4));
605	cur = (val >> 7 3) \| 0x80; cur += val >= (1 << (7 * 3));	747	cur = (val >> 7 3) \| 0x80; cur += val >= ((UV)1 << (7 * 3));
606	cur = (val >> 7 2) \| 0x80; cur += val >= (1 << (7 * 2));	748	cur = (val >> 7 2) \| 0x80; cur += val >= ((UV)1 << (7 * 2));
607	cur = (val >> 7 1) \| 0x80; cur += val >= (1 << (7 * 1));	749	cur = (val >> 7 1) \| 0x80; cur += val >= ((UV)1 << (7 * 1));
608	*cur = val & 0x7f; cur += 1;	750	*cur = val & 0x7f; cur += 1;
609	}	751	}
610		752
611	static void	753	static void
612	put_w (U32 val)	754	put_w (UV val)
613	{	755	{
614	need (5); // we only handle up to 5 bytes	756	need (5); // we only handle up to 5 bytes
615		757
616	put_w_nocheck (val);	758	put_w_nocheck (val);
617	}	759	}
618		760
619	static U8 *	761	static U8 *
620	put_length_at (U32 val, U8 *cur)	762	put_length_at (UV val, U8 *cur)
621	{	763	{
622	if (val < 0x7fU)	764	if (val <= 0x7fU)
623	*cur++ = val;	765	*cur++ = val;
624	else	766	else
625	{	767	{
626	U8 *lenb = cur++;	768	U8 *lenb = cur++;
627		769
628	cur = val >> 24; cur += cur > 0;	770	#if UVSIZE > 4
629	cur = val >> 16; cur += cur > 0;	771	cur = val >> 56; cur += val >= ((UV)1 << (8 7));
630	cur = val >> 8; cur += cur > 0;	772	cur = val >> 48; cur += val >= ((UV)1 << (8 6));
		773	cur = val >> 40; cur += val >= ((UV)1 << (8 5));
		774	cur = val >> 32; cur += val >= ((UV)1 << (8 4));
		775	#endif
		776	cur = val >> 24; cur += val >= ((UV)1 << (8 3));
		777	cur = val >> 16; cur += val >= ((UV)1 << (8 2));
		778	cur = val >> 8; cur += val >= ((UV)1 << (8 1));
631	*cur = val ; cur += 1;	779	*cur = val ; cur += 1;
632		780
633	*lenb = 0x80 + cur - lenb - 1;	781	*lenb = 0x80 + cur - lenb - 1;
634	}	782	}
635		783
636	return cur;	784	return cur;
637	}	785	}
638		786
639	static void	787	static void
640	put_length (U32 val)	788	put_length (UV val)
641	{	789	{
642	need (5 + val);	790	need (9 + val);
643	cur = put_length_at (val, cur);	791	cur = put_length_at (val, cur);
644	}	792	}
645		793
646	// return how many bytes the encoded length requires	794	// return how many bytes the encoded length requires
647	static int length_length (U32 val)	795	static int length_length (UV val)
648	{	796	{
649	return val < 0x7fU	797	// use hashing with a DeBruin sequence, anyone?
		798	return expect_true (val <= 0x7fU)
650	? 1	799	? 1
651	: 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU);	800	: 2
		801	+ (val > 0x000000000000ffU)
		802	+ (val > 0x0000000000ffffU)
		803	+ (val > 0x00000000ffffffU)
		804	#if UVSIZE > 4
		805	+ (val > 0x000000ffffffffU)
		806	+ (val > 0x0000ffffffffffU)
		807	+ (val > 0x00ffffffffffffU)
		808	+ (val > 0xffffffffffffffU)
		809	#endif
		810	;
652	}	811	}
653		812
654	static void	813	static void
655	encode_data (const char *ptr, STRLEN len)	814	encode_data (const char *ptr, STRLEN len)
656	{	815	{
…		…
718		877
719	*lenb = cur - lenb - 1;	878	*lenb = cur - lenb - 1;
720	}	879	}
721		880
722	// we don't know the length yet, so we optimistically	881	// we don't know the length yet, so we optimistically
723	// assume the length will need one octet later. if that	882	// assume the length will need one octet later. If that
724	// turns out to be wrong, we memove as needed.	883	// turns out to be wrong, we memmove as needed.
725	// mark the beginning	884	// mark the beginning
726	static STRLEN	885	static STRLEN
727	len_fixup_mark ()	886	len_fixup_mark (void)
728	{	887	{
729	return cur++ - buf;	888	return cur++ - buf;
730	}	889	}
731		890
732	// patch up the length	891	// patch up the length
…		…
789	}	948	}
790		949
791	len_fixup (mark);	950	len_fixup (mark);
792	}	951	}
793		952
794	// check whether an SV is a BER tuple and returns its AV *	953	static void
795	static AV *	954	encode_real (SV *data)
796	ber_tuple (SV *tuple)
797	{	955	{
798	SV *rv;	956	NV nv = SvNV (data);
799		957
800	if (expect_false (!SvROK (tuple) \|\| SvTYPE ((rv = SvRV (tuple))) != SVt_PVAV))	958	if (expect_false (nv == (NV)0.))
801	croak ("BER tuple must be array-reference");	959	{
		960	if (signbit (nv))
		961	{
		962	// negative zero
		963	need (3);
		964	*cur++ = 2;
		965	*cur++ = 0x40;
		966	*cur++ = 0x43;
		967	}
		968	else
		969	{
		970	// positive zero
		971	need (1);
		972	*cur++ = 0;
		973	}
		974	}
		975	else if (expect_false (Perl_isinf (nv)))
		976	{
		977	need (3);
		978	*cur++ = 2;
		979	*cur++ = 0x40;
		980	*cur++ = nv < (NV)0. ? 0x41 : 0x40;
		981	}
		982	else if (expect_false (Perl_isnan (nv)))
		983	{
		984	need (3);
		985	*cur++ = 2;
		986	*cur++ = 0x40;
		987	*cur++ = 0x42;
		988	}
		989	else
		990	{
		991	// use decimal encoding
		992	dSP;
		993	SAVETMPS;
		994	PUSHMARK (SP);
		995	EXTEND (SP, 2);
		996	PUSHs (data);
		997	PUSHs (sv_2mortal (newSVcacheint (NV_DIG)));
		998	PUTBACK;
		999	call_pv ("Convert::BER::XS::_encode_real_decimal", G_SCALAR);
		1000	SPAGAIN;
802		1001
803	if (expect_false (SvRMAGICAL (rv)))	1002	SV *sv = POPs;
804	croak ("BER tuple must not be tied");	1003	STRLEN l;
		1004	char *f = SvPV (sv, l);
805		1005
806	if (expect_false (AvFILL ((AV *)rv) != BER_ARRAYSIZE - 1))	1006	put_length (l);
807	croak ("BER tuple must contain exactly %d elements, not %d", BER_ARRAYSIZE, AvFILL ((AV *)rv) + 1);	1007	memcpy (cur, f, l);
		1008	cur += l;
808		1009
809	return (AV *)rv;	1010	PUTBACK;
		1011	FREETMPS;
		1012	}
810	}	1013	}
811		1014
812	static void	1015	static void
813	encode_ucs (SV *data, int chrsize)	1016	encode_ucs (SV *data, int chrsize)
814	{	1017	{
…		…
834		1037
835	*cur++ = uchr >> 8;	1038	*cur++ = uchr >> 8;
836	*cur++ = uchr;	1039	*cur++ = uchr;
837	}	1040	}
838	}	1041	}
		1042
		1043	// check whether an SV is a BER tuple and returns its AV *
		1044	static AV *
		1045	ber_tuple (SV *tuple)
		1046	{
		1047	SV *rv;
		1048
		1049	if (expect_false (!SvROK (tuple) \|\| SvTYPE ((rv = SvRV (tuple))) != SVt_PVAV))
		1050	croak ("BER tuple must be array-reference");
		1051
		1052	if (expect_false (SvRMAGICAL (rv)))
		1053	croak ("BER tuple must not be tied");
		1054
		1055	if (expect_false (AvFILL ((AV *)rv) != BER_ARRAYSIZE - 1))
		1056	croak ("BER tuple must contain exactly %d elements, not %d", BER_ARRAYSIZE, AvFILL ((AV *)rv) + 1);
		1057
		1058	return (AV *)rv;
		1059	}
		1060
839	static void	1061	static void
840	encode_ber (SV *tuple)	1062	encode_ber (SV *tuple)
841	{	1063	{
842	AV *av = ber_tuple (tuple);	1064	AV *av = ber_tuple (tuple);
843		1065
844	int klass = SvIV (AvARRAY (av)[BER_CLASS]);	1066	int klass = SvIV (AvARRAY (av)[BER_CLASS]);
845	int tag = SvIV (AvARRAY (av)[BER_TAG]);	1067	int tag = SvIV (AvARRAY (av)[BER_TAG]);
846	int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0;	1068	int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0;
847	SV *data = AvARRAY (av)[BER_DATA];	1069	SV *data = AvARRAY (av)[BER_DATA];
848		1070
849	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;	1071	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;
850		1072
851	if (expect_false (tag >= ASN_TAG_BER))	1073	if (expect_false (tag >= ASN_TAG_BER))
…		…
862	// and adjust later	1084	// and adjust later
863	need (1);	1085	need (1);
864	STRLEN mark = len_fixup_mark ();	1086	STRLEN mark = len_fixup_mark ();
865		1087
866	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))	1088	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))
867	croak ("BER constructed data must be array-reference");	1089	croak ("BER CONSTRUCTED data must be array-reference");
868		1090
869	AV av = (AV )SvRV (data);	1091	AV av = (AV )SvRV (data);
870	int fill = AvFILL (av);	1092	int fill = AvFILL (av);
871		1093
872	if (expect_false (SvRMAGICAL (av)))	1094	if (expect_false (SvRMAGICAL (av)))
873	croak ("BER constructed data must not be tied");	1095	croak ("BER CONSTRUCTED data must not be tied");
874		1096
875	int i;	1097	int i;
876	for (i = 0; i <= fill; ++i)	1098	for (i = 0; i <= fill; ++i)
877	encode_ber (AvARRAY (av)[i]);	1099	encode_ber (AvARRAY (av)[i]);
878		1100
…		…
885	put_length (0);	1107	put_length (0);
886	break;	1108	break;
887		1109
888	case BER_TYPE_BOOL:	1110	case BER_TYPE_BOOL:
889	put_length (1);	1111	put_length (1);
890	*cur++ = SvTRUE (data) ? 0xff : 0x00;	1112	*cur++ = SvTRUE (data) ? 0xff : 0x00; // 0xff = DER/CER
891	break;	1113	break;
892		1114
893	case BER_TYPE_OID:	1115	case BER_TYPE_OID:
894	encode_oid (data, 0);	1116	encode_oid (data, 0);
895	break;	1117	break;
…		…
933	case BER_TYPE_UCS4:	1155	case BER_TYPE_UCS4:
934	encode_ucs (data, 4);	1156	encode_ucs (data, 4);
935	break;	1157	break;
936		1158
937	case BER_TYPE_REAL:	1159	case BER_TYPE_REAL:
		1160	encode_real (data);
		1161	break;
		1162
938	case BER_TYPE_CROAK:	1163	case BER_TYPE_CROAK:
		1164	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		1165
939	default:	1166	default:
940	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	1167	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
941	}	1168	}
942		1169
943	}	1170	}
…		…
958	const char *name;	1185	const char *name;
959	IV iv;	1186	IV iv;
960	} *civ, const_iv[] = {	1187	} *civ, const_iv[] = {
961	#define const_iv(name) { # name, name },	1188	#define const_iv(name) { # name, name },
962	const_iv (ASN_BOOLEAN)	1189	const_iv (ASN_BOOLEAN)
963	const_iv (ASN_INTEGER32)	1190	const_iv (ASN_INTEGER)
964	const_iv (ASN_BIT_STRING)	1191	const_iv (ASN_BIT_STRING)
965	const_iv (ASN_OCTET_STRING)	1192	const_iv (ASN_OCTET_STRING)
966	const_iv (ASN_NULL)	1193	const_iv (ASN_NULL)
967	const_iv (ASN_OBJECT_IDENTIFIER)	1194	const_iv (ASN_OBJECT_IDENTIFIER)
968	const_iv (ASN_OBJECT_DESCRIPTOR)	1195	const_iv (ASN_OBJECT_DESCRIPTOR)
…		…
997	const_iv (ASN_CONTEXT)	1224	const_iv (ASN_CONTEXT)
998	const_iv (ASN_PRIVATE)	1225	const_iv (ASN_PRIVATE)
999		1226
1000	const_iv (BER_CLASS)	1227	const_iv (BER_CLASS)
1001	const_iv (BER_TAG)	1228	const_iv (BER_TAG)
1002	const_iv (BER_CONSTRUCTED)	1229	const_iv (BER_FLAGS)
1003	const_iv (BER_DATA)	1230	const_iv (BER_DATA)
1004		1231
1005	const_iv (BER_TYPE_BYTES)	1232	const_iv (BER_TYPE_BYTES)
1006	const_iv (BER_TYPE_UTF8)	1233	const_iv (BER_TYPE_UTF8)
1007	const_iv (BER_TYPE_UCS2)	1234	const_iv (BER_TYPE_UCS2)
…		…
1015	const_iv (BER_TYPE_IPADDRESS)	1242	const_iv (BER_TYPE_IPADDRESS)
1016	const_iv (BER_TYPE_CROAK)	1243	const_iv (BER_TYPE_CROAK)
1017		1244
1018	const_iv (SNMP_IPADDRESS)	1245	const_iv (SNMP_IPADDRESS)
1019	const_iv (SNMP_COUNTER32)	1246	const_iv (SNMP_COUNTER32)
		1247	const_iv (SNMP_GAUGE32)
1020	const_iv (SNMP_UNSIGNED32)	1248	const_iv (SNMP_UNSIGNED32)
1021	const_iv (SNMP_TIMETICKS)	1249	const_iv (SNMP_TIMETICKS)
1022	const_iv (SNMP_OPAQUE)	1250	const_iv (SNMP_OPAQUE)
1023	const_iv (SNMP_COUNTER64)	1251	const_iv (SNMP_COUNTER64)
1024	};	1252	};
1025		1253
1026	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)	1254	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1027	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	1255	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1028	}	1256	}
1029		1257
1030	SV *	1258	void
1031	ber_decode (SV ber, SV profile = &PL_sv_undef)	1259	ber_decode (SV ber, SV profile = &PL_sv_undef)
		1260	ALIAS:
		1261	ber_decode_prefix = 1
1032	CODE:	1262	PPCODE:
1033	{	1263	{
1034	cur_profile = SvPROFILE (profile);	1264	cur_profile = SvPROFILE (profile);
1035	STRLEN len;	1265	STRLEN len;
1036	buf = (U8 *)SvPVbyte (ber, len);	1266	buf = (U8 *)SvPVbyte (ber, len);
1037	cur = buf;	1267	cur = buf;
1038	end = buf + len;	1268	end = buf + len;
1039		1269
		1270	PUTBACK;
1040	RETVAL = decode_ber ();	1271	SV *tuple = decode_ber ();
		1272	SPAGAIN;
		1273
		1274	EXTEND (SP, 2);
		1275	PUSHs (sv_2mortal (tuple));
		1276
		1277	if (ix)
		1278	PUSHs (sv_2mortal (newSViv (cur - buf)));
		1279	else if (cur != end)
		1280	error ("trailing garbage after BER value");
1041	}	1281	}
1042	OUTPUT: RETVAL
1043		1282
1044	void	1283	void
1045	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV constructed = &PL_sv_undef, SV *data = &PL_sv_undef)	1284	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV flags = &PL_sv_undef, SV *data = &PL_sv_undef)
1046	PPCODE:	1285	PPCODE:
1047	{	1286	{
1048	if (!SvOK (tuple))	1287	if (!SvOK (tuple))
1049	XSRETURN_NO;	1288	XSRETURN_NO;
1050		1289
…		…
1052	croak ("ber_is: tuple must be BER tuple (array-ref)");	1291	croak ("ber_is: tuple must be BER tuple (array-ref)");
1053		1292
1054	AV av = (AV )SvRV (tuple);	1293	AV av = (AV )SvRV (tuple);
1055		1294
1056	XPUSHs (	1295	XPUSHs (
1057	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass))	1296	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass))
1058	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))	1297	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))
1059	&& (!SvOK (constructed) \|\| !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed))	1298	&& (!SvOK (flags) \|\| !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags))
1060	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))	1299	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))
1061	? &PL_sv_yes : &PL_sv_undef);	1300	? &PL_sv_yes : &PL_sv_undef);
1062	}	1301	}
1063		1302
1064	void	1303	void
1065	ber_is_seq (SV *tuple)	1304	ber_is_seq (SV *tuple)
…		…
1069	XSRETURN_UNDEF;	1308	XSRETURN_UNDEF;
1070		1309
1071	AV *av = ber_tuple (tuple);	1310	AV *av = ber_tuple (tuple);
1072		1311
1073	XPUSHs (	1312	XPUSHs (
1074	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1313	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1075	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE	1314	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE
1076	&& SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1315	&& SvIV (AvARRAY (av)[BER_FLAGS])
1077	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);	1316	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);
1078	}	1317	}
1079		1318
1080	void	1319	void
1081	ber_is_i32 (SV tuple, SV value = &PL_sv_undef)	1320	ber_is_int (SV tuple, SV value = &PL_sv_undef)
1082	PPCODE:	1321	PPCODE:
1083	{	1322	{
1084	if (!SvOK (tuple))	1323	if (!SvOK (tuple))
1085	XSRETURN_NO;	1324	XSRETURN_NO;
1086		1325
1087	AV *av = ber_tuple (tuple);	1326	AV *av = ber_tuple (tuple);
1088		1327
1089	IV data = SvIV (AvARRAY (av)[BER_DATA]);	1328	UV data = SvUV (AvARRAY (av)[BER_DATA]);
1090		1329
1091	XPUSHs (	1330	XPUSHs (
1092	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1331	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1093	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32	1332	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER
1094	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1333	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1095	&& (!SvOK (value) \|\| data == SvIV (value))	1334	&& (!SvOK (value) \|\| data == SvUV (value))
1096	? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0))	1335	? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0))
1097	: &PL_sv_undef);	1336	: &PL_sv_undef);
1098	}	1337	}
1099		1338
1100	void	1339	void
1101	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)	1340	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)
…		…
1105	XSRETURN_NO;	1344	XSRETURN_NO;
1106		1345
1107	AV *av = ber_tuple (tuple);	1346	AV *av = ber_tuple (tuple);
1108		1347
1109	XPUSHs (	1348	XPUSHs (
1110	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1349	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1111	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER	1350	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER
1112	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1351	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1113	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))	1352	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))
1114	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);	1353	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);
1115	}	1354	}
1116		1355
1117	#############################################################################	1356	#############################################################################
…		…
1123	cur_profile = SvPROFILE (profile);	1362	cur_profile = SvPROFILE (profile);
1124	buf_sv = sv_2mortal (NEWSV (0, 256));	1363	buf_sv = sv_2mortal (NEWSV (0, 256));
1125	SvPOK_only (buf_sv);	1364	SvPOK_only (buf_sv);
1126	set_buf (buf_sv);	1365	set_buf (buf_sv);
1127		1366
		1367	PUTBACK;
1128	encode_ber (tuple);	1368	encode_ber (tuple);
		1369	SPAGAIN;
1129		1370
1130	SvCUR_set (buf_sv, cur - buf);	1371	SvCUR_set (buf_sv, cur - buf);
1131	XPUSHs (buf_sv);	1372	XPUSHs (buf_sv);
1132	}	1373	}
1133		1374
1134	SV *	1375	SV *
1135	ber_i32 (IV iv)	1376	ber_int (SV *sv)
1136	CODE:	1377	CODE:
1137	{	1378	{
1138	AV *av = newAV ();	1379	AV *av = newAV ();
1139	av_fill (av, BER_ARRAYSIZE - 1);	1380	av_fill (av, BER_ARRAYSIZE - 1);
1140	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1381	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1141	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32);	1382	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER);
1142	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0);	1383	AvARRAY (av)[BER_FLAGS] = newSVcacheint (0);
1143	AvARRAY (av)[BER_DATA ] = newSViv (iv);	1384	AvARRAY (av)[BER_DATA ] = newSVsv (sv);
1144	RETVAL = newRV_noinc ((SV *)av);	1385	RETVAL = newRV_noinc ((SV *)av);
1145	}	1386	}
1146	OUTPUT: RETVAL	1387	OUTPUT: RETVAL
1147		1388
1148	# TODO: not arrayref, but elements?	1389	# TODO: not arrayref, but elements?
…		…
1150	ber_seq (SV *arrayref)	1391	ber_seq (SV *arrayref)
1151	CODE:	1392	CODE:
1152	{	1393	{
1153	AV *av = newAV ();	1394	AV *av = newAV ();
1154	av_fill (av, BER_ARRAYSIZE - 1);	1395	av_fill (av, BER_ARRAYSIZE - 1);
1155	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1396	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1156	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);	1397	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);
1157	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1);	1398	AvARRAY (av)[BER_FLAGS] = newSVcacheint (1);
1158	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);	1399	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);
1159	RETVAL = newRV_noinc ((SV *)av);	1400	RETVAL = newRV_noinc ((SV *)av);
1160	}	1401	}
1161	OUTPUT: RETVAL	1402	OUTPUT: RETVAL
1162		1403
1163	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile	1404	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile

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Comparing Convert-BER-XS/XS.xs (file contents): Revision 1.11 by root, Sat Apr 20 12:25:23 2019 UTC vs. Revision 1.33 by root, Thu Apr 25 22:30:21 2019 UTC

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Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.11 by root, Sat Apr 20 12:25:23 2019 UTC vs.
Revision 1.33 by root, Thu Apr 25 22:30:21 2019 UTC