[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 1.33 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
		5	#include <math.h>
4		6
5	// C99 required!	7	// C99 required!
6	// this is not just for comments, but also for	8	// this is not just for comments, but also for
7	// integer constant semantics,	9	// integer constant semantics,
8	// sscanf format modifiers and more.	10	// sscanf format modifiers and more.
9		11
10	enum {	12	enum {
11	// ASN_TAG	13	// ASN_TAG
12	ASN_BOOLEAN = 0x01,	14	ASN_BOOLEAN = 0x01,
13	ASN_INTEGER32 = 0x02,	15	ASN_INTEGER = 0x02,
14	ASN_BIT_STRING = 0x03,	16	ASN_BIT_STRING = 0x03,
15	ASN_OCTET_STRING = 0x04,	17	ASN_OCTET_STRING = 0x04,
16	ASN_NULL = 0x05,	18	ASN_NULL = 0x05,
17	ASN_OBJECT_IDENTIFIER = 0x06,	19	ASN_OBJECT_IDENTIFIER = 0x06,
18	ASN_OID = 0x06,	20	ASN_OID = 0x06,
58	ASN_CLASS_SHIFT = 6,	60	ASN_CLASS_SHIFT = 6,
59		61
60	// ASN_APPLICATION SNMP	62	// ASN_APPLICATION SNMP
61	SNMP_IPADDRESS = 0x00,	63	SNMP_IPADDRESS = 0x00,
62	SNMP_COUNTER32 = 0x01,	64	SNMP_COUNTER32 = 0x01,
		65	SNMP_GAUGE32 = 0x02,
63	SNMP_UNSIGNED32 = 0x02,	66	SNMP_UNSIGNED32 = 0x02,
64	SNMP_TIMETICKS = 0x03,	67	SNMP_TIMETICKS = 0x03,
65	SNMP_OPAQUE = 0x04,	68	SNMP_OPAQUE = 0x04,
66	SNMP_COUNTER64 = 0x06,	69	SNMP_COUNTER64 = 0x06,
67	};	70	};
68		71
		72	// tlow-level types this module can ecode the above (and more) into
69	enum {	73	enum {
70	BER_TYPE_BYTES,	74	BER_TYPE_BYTES,
71	BER_TYPE_UTF8,	75	BER_TYPE_UTF8,
72	BER_TYPE_UCS2,	76	BER_TYPE_UCS2,
73	BER_TYPE_UCS4,	77	BER_TYPE_UCS4,
…		…
79	BER_TYPE_REAL,	83	BER_TYPE_REAL,
80	BER_TYPE_IPADDRESS,	84	BER_TYPE_IPADDRESS,
81	BER_TYPE_CROAK,	85	BER_TYPE_CROAK,
82	};	86	};
83		87
		88	// tuple array indices
84	enum {	89	enum {
85	BER_CLASS = 0,	90	BER_CLASS = 0,
86	BER_TAG = 1,	91	BER_TAG = 1,
87	BER_CONSTRUCTED = 2,	92	BER_FLAGS = 2,
88	BER_DATA = 3,	93	BER_DATA = 3,
89	BER_ARRAYSIZE	94	BER_ARRAYSIZE
90	};	95	};
91		96
92	#define MAX_OID_STRLEN 4096	97	#define MAX_OID_STRLEN 4096
93		98
…		…
97	static SV *buf_sv; // encoding buffer	102	static SV *buf_sv; // encoding buffer
98	static U8 buf, cur, *end; // buffer start, current, end	103	static U8 buf, cur, *end; // buffer start, current, end
99		104
100	#if PERL_VERSION < 18	105	#if PERL_VERSION < 18
101	# 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)
102	#endif	114	#endif
103		115
104	#if __GNUC__ >= 3	116	#if __GNUC__ >= 3
105	# define expect(expr,value) __builtin_expect ((expr), (value))	117	# define expect(expr,value) __builtin_expect ((expr), (value))
106	# define INLINE static inline	118	# define INLINE static inline
…		…
140	{	152	{
141	if (!SvOK (profile))	153	if (!SvOK (profile))
142	return default_profile;	154	return default_profile;
143		155
144	if (!SvROK (profile))	156	if (!SvROK (profile))
145	croak ("invalid profile");	157	croak ("Convert::BER::XS::Profile expected");
146		158
147	profile = SvRV (profile);	159	profile = SvRV (profile);
148		160
149	if (SvSTASH (profile) != profile_stash)	161	if (SvSTASH (profile) != profile_stash)
150	croak ("invalid profile object");	162	croak ("Convert::BER::XS::Profile expected");
151		163
152	return (void *)profile;	164	return (void *)profile;
153	}	165	}
154		166
155	static int	167	static int
…		…
181		193
182	SvPVX (sv)[idx] = type;	194	SvPVX (sv)[idx] = type;
183	}	195	}
184		196
185	static SV *	197	static SV *
186	profile_new ()	198	profile_new (void)
187	{	199	{
188	SV *sv = newSVpvn ("", 0);	200	SV *sv = newSVpvn ("", 0);
189		201
190	static const struct {	202	static const struct {
191	int klass;	203	int klass;
192	int tag;	204	int tag;
193	int type;	205	int type;
194	} *celem, default_map[] = {	206	} *celem, default_map[] = {
195	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },	207	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },
196	{ ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT },	208	{ ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT },
197	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },	209	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },
198	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },	210	{ 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 },	211	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },
201	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },	212	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },
		213	{ ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT },
202	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },	214	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },
203	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },	215	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },
204	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },	216	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },
205	};	217	};
206		218
…		…
227	}	239	}
228		240
229	// get_* functions fetch something from the buffer	241	// get_* functions fetch something from the buffer
230	// decode_* functions use get_* fun ctions to decode ber values	242	// decode_* functions use get_* fun ctions to decode ber values
231		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
232	// get n octets	254	// get n octets
233	static U8 *	255	static U8 *
234	get_n (UV count)	256	get_n (UV count)
235	{	257	{
236	want (count);	258	want (count);
237	U8 *res = cur;	259	U8 *res = cur;
238	cur += count;	260	cur += count;
239	return res;	261	return res;
240	}	262	}
241		263
242	// get single octet
243	static U8
244	get_u8 (void)
245	{
246	if (cur == end)
247	error ("unexpected end of message buffer");
248
249	return *cur++;
250	}
251
252	// get ber-encoded integer (i.e. pack "w")	264	// get ber-encoded integer (i.e. pack "w")
253	static U32	265	static UV
254	get_w (void)	266	get_w (void)
255	{	267	{
256	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)");
257		273
258	for (;;)	274	for (;;)
259	{	275	{
260	U8 c = get_u8 ();	276	if (expect_false (res >> UVSIZE * 8 - 7))
		277	error ("BER variable length integer overflow");
		278
261	res = (res << 7) \| (c & 0x7f);	279	res = (res << 7) \| (c & 0x7f);
262		280
263	if (!(c & 0x80))	281	if (expect_true (!(c & 0x80)))
264	return res;	282	return res;
265	}
266	}
267		283
		284	c = get_u8 ();
		285	}
		286	}
		287
268	static U32	288	static UV
269	get_length (void)	289	get_length (void)
270	{	290	{
271	U32 res = get_u8 ();	291	UV res = get_u8 ();
272		292
273	if (res & 0x80)	293	if (expect_false (res & 0x80))
274	{	294	{
275	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
276	res = 0;	309	res = 0;
277		310	do
278	switch (cnt)	311	res = (res << 8) \| *cur++;
279	{	312	while (--cnt);
280	case 0:
281	error ("indefinite ASN.1 lengths not supported");
282	return 0;
283
284	default:
285	error ("ASN.1 length too long");
286	return 0;
287
288	case 4: res = (res << 8) \| get_u8 ();
289	case 3: res = (res << 8) \| get_u8 ();
290	case 2: res = (res << 8) \| get_u8 ();
291	case 1: res = (res << 8) \| get_u8 ();
292	}
293	}	313	}
294		314
295	return res;	315	return res;
296	}	316	}
297		317
298	static SV *	318	static SV *
299	decode_int ()	319	decode_int (UV len)
300	{	320	{
301	int len = get_length ();
302
303	if (len <= 0)	321	if (!len)
304	{	322	error ("invalid BER_TYPE_INT length zero (X.690 8.3.1)");
305	error ("integer length equal to zero");
306	return 0;
307	}
308		323
309	U8 *data = get_n (len);	324	U8 *data = get_n (len);
310		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
311	int negative = data [0] & 0x80;	334	int negative = data [0] & 0x80;
312		335
313	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");
314		340
315	do	341	do
316	val = (val << 8) \| *data++;	342	val = (val << 8) \| *data++;
317	while (--len);	343	while (--len);
318		344
…		…
320	// but that's ok, as perl relies on it as well.	346	// but that's ok, as perl relies on it as well.
321	return negative ? newSViv ((IV)val) : newSVuv (val);	347	return negative ? newSViv ((IV)val) : newSVuv (val);
322	}	348	}
323		349
324	static SV *	350	static SV *
325	decode_data (void)	351	decode_data (UV len)
326	{	352	{
327	U32 len = get_length ();
328	U8 *data = get_n (len);
329	return newSVpvn ((char *)data, len);	353	return newSVpvn ((char *)get_n (len), len);
330	}	354	}
331		355
332	// gelper for decode_object_identifier	356	// helper for decode_object_identifier
333	static char *	357	static char *
334	write_uv (char *buf, U32 u)	358	write_uv (char *buf, UV u)
335	{	359	{
336	// 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)
337	if (expect_true (u < 10))	361	if (expect_true (u < 10))
338	*buf++ = u + '0';	362	*buf++ = u + '0';
339	else	363	else
340	{	364	{
		365	// this could be done much faster using branchless fixed-point arithmetics
341	char *beg = buf;	366	char *beg = buf;
342		367
343	do	368	do
344	{	369	{
345	*buf++ = u % 10 + '0';	370	*buf++ = u % 10 + '0';
…		…
347	}	372	}
348	while (u);	373	while (u);
349		374
350	// reverse digits	375	// reverse digits
351	char *ptr = buf;	376	char *ptr = buf;
352	while (--ptr != beg)	377	while (--ptr > beg)
353	{	378	{
354	char c = *ptr;	379	char c = *ptr;
355	ptr = beg;	380	ptr = beg;
356	*beg = c;	381	*beg = c;
357	++beg;	382	++beg;
…		…
360		385
361	return buf;	386	return buf;
362	}	387	}
363		388
364	static SV *	389	static SV *
365	decode_oid (int relative)	390	decode_oid (UV len, int relative)
366	{	391	{
367	U32 len = get_length ();
368
369	if (len <= 0)	392	if (len <= 0)
370	{	393	{
371	error ("OBJECT IDENTIFIER length equal to zero");	394	error ("BER_TYPE_OID length must not be 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
384	{	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
385	app = write_uv (app, (U8)w / 40);	415	app = write_uv (app, w1);
386	*app++ = '.';	416	*app++ = '.';
387	app = write_uv (app, (U8)w % 40);	417	app = write_uv (app, w2);
		418	}
		419
		420	while (cur < end)
388	}	421	{
389
390	// we assume an oid component is never > 64 bytes	422	// we assume an oid component is never > 64 digits
391	while (cur < end && oid + sizeof (oid) - app > 64)	423	if (oid + sizeof (oid) - app < 64)
392	{	424	croak ("BER_TYPE_OID to long to decode");
		425
393	w = get_w ();	426	w = get_w ();
394	*app++ = '.';	427	*app++ = '.';
395	app = write_uv (app, w);	428	app = write_uv (app, w);
396	}	429	}
397		430
398	return newSVpvn (oid, app - oid);	431	return newSVpvn (oid, app - oid);
399	}	432	}
400		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
401	// TODO: this is unacceptably slow	514	// TODO: this is unacceptably slow
402	static SV *	515	static SV *
403	decode_ucs (int chrsize)	516	decode_ucs (UV len, int chrsize)
404	{	517	{
405	SV *res = NEWSV (0, 0);
406
407	U32 len = get_length ();
408
409	if (len & (chrsize - 1))	518	if (len & (chrsize - 1))
410	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);
411		522
412	while (len)	523	while (len)
413	{	524	{
414	U8 b1 = get_u8 ();	525	U8 b1 = get_u8 ();
415	U8 b2 = get_u8 ();	526	U8 b2 = get_u8 ();
…		…
433		544
434	return res;	545	return res;
435	}	546	}
436		547
437	static SV *	548	static SV *
438	decode_ber ()	549	decode_ber (void)
439	{	550	{
440	int identifier = get_u8 ();	551	int identifier = get_u8 ();
441		552
442	SV *res;	553	SV *res;
443		554
…		…
446	int tag = identifier & ASN_TAG_MASK;	557	int tag = identifier & ASN_TAG_MASK;
447		558
448	if (tag == ASN_TAG_BER)	559	if (tag == ASN_TAG_BER)
449	tag = get_w ();	560	tag = get_w ();
450		561
451	if (tag == ASN_TAG_BER)
452	tag = get_w ();
453
454	if (constructed)	562	if (constructed)
455	{	563	{
456	U32 len = get_length ();	564	want (1);
457	U32 seqend = (cur - buf) + len;
458	AV av = (AV )sv_2mortal ((SV *)newAV ());	565	AV av = (AV )sv_2mortal ((SV *)newAV ());
459		566
460	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
461	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;
462		588
463	if (cur > buf + seqend)	589	while (cur < buf + seqend)
		590	av_push (av, decode_ber ());
		591
		592	if (expect_false (cur > buf + seqend))
464	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	}
465		595
466	res = newRV_inc ((SV *)av);	596	res = newRV_inc ((SV *)av);
467	}	597	}
468	else	598	else
		599	{
		600	UV len = get_length ();
		601
469	switch (profile_lookup (cur_profile, klass, tag))	602	switch (profile_lookup (cur_profile, klass, tag))
470	{	603	{
471	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
472	res = &PL_sv_undef;	608	res = &PL_sv_undef;
473	break;	609	break;
474		610
475	case BER_TYPE_BOOL:	611	case BER_TYPE_BOOL:
476	{
477	U32 len = get_length ();
478
479	if (len != 1)	612	if (expect_false (len != 1))
480	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);
481		614
482	res = newSVcacheint (get_u8 () ? 0 : 1);	615	res = newSVcacheint (!!get_u8 ());
483	}
484	break;	616	break;
485		617
486	case BER_TYPE_OID:	618	case BER_TYPE_OID:
487	res = decode_oid (0);	619	res = decode_oid (len, 0);
488	break;	620	break;
489		621
490	case BER_TYPE_RELOID:	622	case BER_TYPE_RELOID:
491	res = decode_oid (1);	623	res = decode_oid (len, 1);
492	break;	624	break;
493		625
494	case BER_TYPE_INT:	626	case BER_TYPE_INT:
495	res = decode_int ();	627	res = decode_int (len);
496	break;	628	break;
497		629
498	case BER_TYPE_UTF8:	630	case BER_TYPE_UTF8:
499	res = decode_data ();	631	res = decode_data (len);
500	SvUTF8_on (res);	632	SvUTF8_on (res);
501	break;	633	break;
502		634
503	case BER_TYPE_BYTES:	635	case BER_TYPE_BYTES:
504	res = decode_data ();	636	res = decode_data (len);
505	break;	637	break;
506		638
507	case BER_TYPE_IPADDRESS:	639	case BER_TYPE_IPADDRESS:
508	{	640	{
509	U32 len = get_length ();
510
511	if (len != 4)	641	if (len != 4)
512	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);
513		643
514	U8 c1 = get_u8 ();	644	U8 *data = get_n (4);
515	U8 c2 = get_u8 ();	645	res = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]);
516	U8 c3 = get_u8 ();
517	U8 c4 = get_u8 ();
518
519	res = newSVpvf ("%d.%d.%d.%d", c1, c2, c3, c4);
520	}	646	}
521	break;	647	break;
522		648
523	case BER_TYPE_UCS2:	649	case BER_TYPE_UCS2:
524	res = decode_ucs (2);	650	res = decode_ucs (len, 2);
525	break;	651	break;
526		652
527	case BER_TYPE_UCS4:	653	case BER_TYPE_UCS4:
528	res = decode_ucs (4);	654	res = decode_ucs (len, 4);
529	break;	655	break;
530		656
531	case BER_TYPE_REAL:	657	case BER_TYPE_REAL:
		658	res = decode_real (len);
		659	break;
		660
532	case BER_TYPE_CROAK:	661	case BER_TYPE_CROAK:
		662	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		663
533	default:	664	default:
534	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	665	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
535	}	666	}
		667	}
536		668
537	AV *av = newAV ();	669	AV *av = newAV ();
538	av_fill (av, BER_ARRAYSIZE - 1);	670	av_fill (av, BER_ARRAYSIZE - 1);
539	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass);	671	AvARRAY (av)[BER_CLASS] = newSVcacheint (klass);
540	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);	672	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);
541	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);	673	AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0);
542	AvARRAY (av)[BER_DATA ] = res;	674	AvARRAY (av)[BER_DATA ] = res;
543		675
544	return newRV_noinc ((SV *)av);	676	return newRV_noinc ((SV *)av);
545	}	677	}
546		678
547	/////////////////////////////////////////////////////////////////////////////	679	/////////////////////////////////////////////////////////////////////////////
…		…
552	strlen_sum (STRLEN l1, STRLEN l2)	684	strlen_sum (STRLEN l1, STRLEN l2)
553	{	685	{
554	size_t sum = l1 + l2;	686	size_t sum = l1 + l2;
555		687
556	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)	688	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)
557	croak ("JSON::XS: string size overflow");	689	croak ("Convert::BER::XS: string size overflow");
558		690
559	return sum;	691	return sum;
560	}	692	}
561		693
562	static void	694	static void
…		…
600	need (1);	732	need (1);
601	*cur++ = val;	733	*cur++ = val;
602	}	734	}
603		735
604	static void	736	static void
605	put_w_nocheck (U32 val)	737	put_w_nocheck (UV val)
606	{	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
607	cur = (val >> 7 4) \| 0x80; cur += val >= (1 << (7 * 4));	746	cur = (val >> 7 4) \| 0x80; cur += val >= ((UV)1 << (7 * 4));
608	cur = (val >> 7 3) \| 0x80; cur += val >= (1 << (7 * 3));	747	cur = (val >> 7 3) \| 0x80; cur += val >= ((UV)1 << (7 * 3));
609	cur = (val >> 7 2) \| 0x80; cur += val >= (1 << (7 * 2));	748	cur = (val >> 7 2) \| 0x80; cur += val >= ((UV)1 << (7 * 2));
610	cur = (val >> 7 1) \| 0x80; cur += val >= (1 << (7 * 1));	749	cur = (val >> 7 1) \| 0x80; cur += val >= ((UV)1 << (7 * 1));
611	*cur = val & 0x7f; cur += 1;	750	*cur = val & 0x7f; cur += 1;
612	}	751	}
613		752
614	static void	753	static void
615	put_w (U32 val)	754	put_w (UV val)
616	{	755	{
617	need (5); // we only handle up to 5 bytes	756	need (5); // we only handle up to 5 bytes
618		757
619	put_w_nocheck (val);	758	put_w_nocheck (val);
620	}	759	}
621		760
622	static U8 *	761	static U8 *
623	put_length_at (U32 val, U8 *cur)	762	put_length_at (UV val, U8 *cur)
624	{	763	{
625	if (val < 0x7fU)	764	if (val <= 0x7fU)
626	*cur++ = val;	765	*cur++ = val;
627	else	766	else
628	{	767	{
629	U8 *lenb = cur++;	768	U8 *lenb = cur++;
630		769
631	cur = val >> 24; cur += cur > 0;	770	#if UVSIZE > 4
632	cur = val >> 16; cur += cur > 0;	771	cur = val >> 56; cur += val >= ((UV)1 << (8 7));
633	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));
634	*cur = val ; cur += 1;	779	*cur = val ; cur += 1;
635		780
636	*lenb = 0x80 + cur - lenb - 1;	781	*lenb = 0x80 + cur - lenb - 1;
637	}	782	}
638		783
639	return cur;	784	return cur;
640	}	785	}
641		786
642	static void	787	static void
643	put_length (U32 val)	788	put_length (UV val)
644	{	789	{
645	need (5 + val);	790	need (9 + val);
646	cur = put_length_at (val, cur);	791	cur = put_length_at (val, cur);
647	}	792	}
648		793
649	// return how many bytes the encoded length requires	794	// return how many bytes the encoded length requires
650	static int length_length (U32 val)	795	static int length_length (UV val)
651	{	796	{
652	return val < 0x7fU	797	// use hashing with a DeBruin sequence, anyone?
		798	return expect_true (val <= 0x7fU)
653	? 1	799	? 1
654	: 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	;
655	}	811	}
656		812
657	static void	813	static void
658	encode_data (const char *ptr, STRLEN len)	814	encode_data (const char *ptr, STRLEN len)
659	{	815	{
…		…
721		877
722	*lenb = cur - lenb - 1;	878	*lenb = cur - lenb - 1;
723	}	879	}
724		880
725	// we don't know the length yet, so we optimistically	881	// we don't know the length yet, so we optimistically
726	// assume the length will need one octet later. if that	882	// assume the length will need one octet later. If that
727	// turns out to be wrong, we memove as needed.	883	// turns out to be wrong, we memmove as needed.
728	// mark the beginning	884	// mark the beginning
729	static STRLEN	885	static STRLEN
730	len_fixup_mark ()	886	len_fixup_mark (void)
731	{	887	{
732	return cur++ - buf;	888	return cur++ - buf;
733	}	889	}
734		890
735	// patch up the length	891	// patch up the length
…		…
792	}	948	}
793		949
794	len_fixup (mark);	950	len_fixup (mark);
795	}	951	}
796		952
797	// check whether an SV is a BER tuple and returns its AV *	953	static void
798	static AV *	954	encode_real (SV *data)
799	ber_tuple (SV *tuple)
800	{	955	{
801	SV *rv;	956	NV nv = SvNV (data);
802		957
803	if (expect_false (!SvROK (tuple) \|\| SvTYPE ((rv = SvRV (tuple))) != SVt_PVAV))	958	if (expect_false (nv == (NV)0.))
804	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;
805		1001
806	if (expect_false (SvRMAGICAL (rv)))	1002	SV *sv = POPs;
807	croak ("BER tuple must not be tied");	1003	STRLEN l;
		1004	char *f = SvPV (sv, l);
808		1005
809	if (expect_false (AvFILL ((AV *)rv) != BER_ARRAYSIZE - 1))	1006	put_length (l);
810	croak ("BER tuple must contain exactly %d elements, not %d", BER_ARRAYSIZE, AvFILL ((AV *)rv) + 1);	1007	memcpy (cur, f, l);
		1008	cur += l;
811		1009
812	return (AV *)rv;	1010	PUTBACK;
		1011	FREETMPS;
		1012	}
813	}	1013	}
814		1014
815	static void	1015	static void
816	encode_ucs (SV *data, int chrsize)	1016	encode_ucs (SV *data, int chrsize)
817	{	1017	{
…		…
837		1037
838	*cur++ = uchr >> 8;	1038	*cur++ = uchr >> 8;
839	*cur++ = uchr;	1039	*cur++ = uchr;
840	}	1040	}
841	}	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
842	static void	1061	static void
843	encode_ber (SV *tuple)	1062	encode_ber (SV *tuple)
844	{	1063	{
845	AV *av = ber_tuple (tuple);	1064	AV *av = ber_tuple (tuple);
846		1065
847	int klass = SvIV (AvARRAY (av)[BER_CLASS]);	1066	int klass = SvIV (AvARRAY (av)[BER_CLASS]);
848	int tag = SvIV (AvARRAY (av)[BER_TAG]);	1067	int tag = SvIV (AvARRAY (av)[BER_TAG]);
849	int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0;	1068	int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0;
850	SV *data = AvARRAY (av)[BER_DATA];	1069	SV *data = AvARRAY (av)[BER_DATA];
851		1070
852	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;	1071	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;
853		1072
854	if (expect_false (tag >= ASN_TAG_BER))	1073	if (expect_false (tag >= ASN_TAG_BER))
…		…
865	// and adjust later	1084	// and adjust later
866	need (1);	1085	need (1);
867	STRLEN mark = len_fixup_mark ();	1086	STRLEN mark = len_fixup_mark ();
868		1087
869	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))	1088	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))
870	croak ("BER constructed data must be array-reference");	1089	croak ("BER CONSTRUCTED data must be array-reference");
871		1090
872	AV av = (AV )SvRV (data);	1091	AV av = (AV )SvRV (data);
873	int fill = AvFILL (av);	1092	int fill = AvFILL (av);
874		1093
875	if (expect_false (SvRMAGICAL (av)))	1094	if (expect_false (SvRMAGICAL (av)))
876	croak ("BER constructed data must not be tied");	1095	croak ("BER CONSTRUCTED data must not be tied");
877		1096
878	int i;	1097	int i;
879	for (i = 0; i <= fill; ++i)	1098	for (i = 0; i <= fill; ++i)
880	encode_ber (AvARRAY (av)[i]);	1099	encode_ber (AvARRAY (av)[i]);
881		1100
…		…
888	put_length (0);	1107	put_length (0);
889	break;	1108	break;
890		1109
891	case BER_TYPE_BOOL:	1110	case BER_TYPE_BOOL:
892	put_length (1);	1111	put_length (1);
893	*cur++ = SvTRUE (data) ? 0xff : 0x00;	1112	*cur++ = SvTRUE (data) ? 0xff : 0x00; // 0xff = DER/CER
894	break;	1113	break;
895		1114
896	case BER_TYPE_OID:	1115	case BER_TYPE_OID:
897	encode_oid (data, 0);	1116	encode_oid (data, 0);
898	break;	1117	break;
…		…
936	case BER_TYPE_UCS4:	1155	case BER_TYPE_UCS4:
937	encode_ucs (data, 4);	1156	encode_ucs (data, 4);
938	break;	1157	break;
939		1158
940	case BER_TYPE_REAL:	1159	case BER_TYPE_REAL:
		1160	encode_real (data);
		1161	break;
		1162
941	case BER_TYPE_CROAK:	1163	case BER_TYPE_CROAK:
		1164	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		1165
942	default:	1166	default:
943	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	1167	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
944	}	1168	}
945		1169
946	}	1170	}
…		…
961	const char *name;	1185	const char *name;
962	IV iv;	1186	IV iv;
963	} *civ, const_iv[] = {	1187	} *civ, const_iv[] = {
964	#define const_iv(name) { # name, name },	1188	#define const_iv(name) { # name, name },
965	const_iv (ASN_BOOLEAN)	1189	const_iv (ASN_BOOLEAN)
966	const_iv (ASN_INTEGER32)	1190	const_iv (ASN_INTEGER)
967	const_iv (ASN_BIT_STRING)	1191	const_iv (ASN_BIT_STRING)
968	const_iv (ASN_OCTET_STRING)	1192	const_iv (ASN_OCTET_STRING)
969	const_iv (ASN_NULL)	1193	const_iv (ASN_NULL)
970	const_iv (ASN_OBJECT_IDENTIFIER)	1194	const_iv (ASN_OBJECT_IDENTIFIER)
971	const_iv (ASN_OBJECT_DESCRIPTOR)	1195	const_iv (ASN_OBJECT_DESCRIPTOR)
…		…
1000	const_iv (ASN_CONTEXT)	1224	const_iv (ASN_CONTEXT)
1001	const_iv (ASN_PRIVATE)	1225	const_iv (ASN_PRIVATE)
1002		1226
1003	const_iv (BER_CLASS)	1227	const_iv (BER_CLASS)
1004	const_iv (BER_TAG)	1228	const_iv (BER_TAG)
1005	const_iv (BER_CONSTRUCTED)	1229	const_iv (BER_FLAGS)
1006	const_iv (BER_DATA)	1230	const_iv (BER_DATA)
1007		1231
1008	const_iv (BER_TYPE_BYTES)	1232	const_iv (BER_TYPE_BYTES)
1009	const_iv (BER_TYPE_UTF8)	1233	const_iv (BER_TYPE_UTF8)
1010	const_iv (BER_TYPE_UCS2)	1234	const_iv (BER_TYPE_UCS2)
…		…
1018	const_iv (BER_TYPE_IPADDRESS)	1242	const_iv (BER_TYPE_IPADDRESS)
1019	const_iv (BER_TYPE_CROAK)	1243	const_iv (BER_TYPE_CROAK)
1020		1244
1021	const_iv (SNMP_IPADDRESS)	1245	const_iv (SNMP_IPADDRESS)
1022	const_iv (SNMP_COUNTER32)	1246	const_iv (SNMP_COUNTER32)
		1247	const_iv (SNMP_GAUGE32)
1023	const_iv (SNMP_UNSIGNED32)	1248	const_iv (SNMP_UNSIGNED32)
1024	const_iv (SNMP_TIMETICKS)	1249	const_iv (SNMP_TIMETICKS)
1025	const_iv (SNMP_OPAQUE)	1250	const_iv (SNMP_OPAQUE)
1026	const_iv (SNMP_COUNTER64)	1251	const_iv (SNMP_COUNTER64)
1027	};	1252	};
1028		1253
1029	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--)
1030	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	1255	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1031	}	1256	}
1032		1257
1033	SV *	1258	void
1034	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
1035	CODE:	1262	PPCODE:
1036	{	1263	{
1037	cur_profile = SvPROFILE (profile);	1264	cur_profile = SvPROFILE (profile);
1038	STRLEN len;	1265	STRLEN len;
1039	buf = (U8 *)SvPVbyte (ber, len);	1266	buf = (U8 *)SvPVbyte (ber, len);
1040	cur = buf;	1267	cur = buf;
1041	end = buf + len;	1268	end = buf + len;
1042		1269
		1270	PUTBACK;
1043	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");
1044	}	1281	}
1045	OUTPUT: RETVAL
1046		1282
1047	void	1283	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)	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)
1049	PPCODE:	1285	PPCODE:
1050	{	1286	{
1051	if (!SvOK (tuple))	1287	if (!SvOK (tuple))
1052	XSRETURN_NO;	1288	XSRETURN_NO;
1053		1289
…		…
1055	croak ("ber_is: tuple must be BER tuple (array-ref)");	1291	croak ("ber_is: tuple must be BER tuple (array-ref)");
1056		1292
1057	AV av = (AV )SvRV (tuple);	1293	AV av = (AV )SvRV (tuple);
1058		1294
1059	XPUSHs (	1295	XPUSHs (
1060	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass))	1296	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass))
1061	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))	1297	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))
1062	&& (!SvOK (constructed) \|\| !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed))	1298	&& (!SvOK (flags) \|\| !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags))
1063	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))	1299	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))
1064	? &PL_sv_yes : &PL_sv_undef);	1300	? &PL_sv_yes : &PL_sv_undef);
1065	}	1301	}
1066		1302
1067	void	1303	void
1068	ber_is_seq (SV *tuple)	1304	ber_is_seq (SV *tuple)
…		…
1072	XSRETURN_UNDEF;	1308	XSRETURN_UNDEF;
1073		1309
1074	AV *av = ber_tuple (tuple);	1310	AV *av = ber_tuple (tuple);
1075		1311
1076	XPUSHs (	1312	XPUSHs (
1077	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1313	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1078	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE	1314	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE
1079	&& SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1315	&& SvIV (AvARRAY (av)[BER_FLAGS])
1080	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);	1316	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);
1081	}	1317	}
1082		1318
1083	void	1319	void
1084	ber_is_i32 (SV tuple, SV value = &PL_sv_undef)	1320	ber_is_int (SV tuple, SV value = &PL_sv_undef)
1085	PPCODE:	1321	PPCODE:
1086	{	1322	{
1087	if (!SvOK (tuple))	1323	if (!SvOK (tuple))
1088	XSRETURN_NO;	1324	XSRETURN_NO;
1089		1325
1090	AV *av = ber_tuple (tuple);	1326	AV *av = ber_tuple (tuple);
1091		1327
1092	IV data = SvIV (AvARRAY (av)[BER_DATA]);	1328	UV data = SvUV (AvARRAY (av)[BER_DATA]);
1093		1329
1094	XPUSHs (	1330	XPUSHs (
1095	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1331	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1096	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32	1332	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER
1097	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1333	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1098	&& (!SvOK (value) \|\| data == SvIV (value))	1334	&& (!SvOK (value) \|\| data == SvUV (value))
1099	? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0))	1335	? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0))
1100	: &PL_sv_undef);	1336	: &PL_sv_undef);
1101	}	1337	}
1102		1338
1103	void	1339	void
1104	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)	1340	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)
…		…
1108	XSRETURN_NO;	1344	XSRETURN_NO;
1109		1345
1110	AV *av = ber_tuple (tuple);	1346	AV *av = ber_tuple (tuple);
1111		1347
1112	XPUSHs (	1348	XPUSHs (
1113	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1349	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1114	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER	1350	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER
1115	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1351	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1116	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))	1352	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))
1117	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);	1353	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);
1118	}	1354	}
1119		1355
1120	#############################################################################	1356	#############################################################################
…		…
1126	cur_profile = SvPROFILE (profile);	1362	cur_profile = SvPROFILE (profile);
1127	buf_sv = sv_2mortal (NEWSV (0, 256));	1363	buf_sv = sv_2mortal (NEWSV (0, 256));
1128	SvPOK_only (buf_sv);	1364	SvPOK_only (buf_sv);
1129	set_buf (buf_sv);	1365	set_buf (buf_sv);
1130		1366
		1367	PUTBACK;
1131	encode_ber (tuple);	1368	encode_ber (tuple);
		1369	SPAGAIN;
1132		1370
1133	SvCUR_set (buf_sv, cur - buf);	1371	SvCUR_set (buf_sv, cur - buf);
1134	XPUSHs (buf_sv);	1372	XPUSHs (buf_sv);
1135	}	1373	}
1136		1374
1137	SV *	1375	SV *
1138	ber_i32 (IV iv)	1376	ber_int (SV *sv)
1139	CODE:	1377	CODE:
1140	{	1378	{
1141	AV *av = newAV ();	1379	AV *av = newAV ();
1142	av_fill (av, BER_ARRAYSIZE - 1);	1380	av_fill (av, BER_ARRAYSIZE - 1);
1143	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1381	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1144	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32);	1382	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER);
1145	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0);	1383	AvARRAY (av)[BER_FLAGS] = newSVcacheint (0);
1146	AvARRAY (av)[BER_DATA ] = newSViv (iv);	1384	AvARRAY (av)[BER_DATA ] = newSVsv (sv);
1147	RETVAL = newRV_noinc ((SV *)av);	1385	RETVAL = newRV_noinc ((SV *)av);
1148	}	1386	}
1149	OUTPUT: RETVAL	1387	OUTPUT: RETVAL
1150		1388
1151	# TODO: not arrayref, but elements?	1389	# TODO: not arrayref, but elements?
…		…
1153	ber_seq (SV *arrayref)	1391	ber_seq (SV *arrayref)
1154	CODE:	1392	CODE:
1155	{	1393	{
1156	AV *av = newAV ();	1394	AV *av = newAV ();
1157	av_fill (av, BER_ARRAYSIZE - 1);	1395	av_fill (av, BER_ARRAYSIZE - 1);
1158	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1396	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1159	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);	1397	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);
1160	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1);	1398	AvARRAY (av)[BER_FLAGS] = newSVcacheint (1);
1161	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);	1399	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);
1162	RETVAL = newRV_noinc ((SV *)av);	1400	RETVAL = newRV_noinc ((SV *)av);
1163	}	1401	}
1164	OUTPUT: RETVAL	1402	OUTPUT: RETVAL
1165		1403
1166	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 1.12 by root, Sat Apr 20 12:35:03 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 1.12 by root, Sat Apr 20 12:35:03 2019 UTC vs.
Revision 1.33 by root, Thu Apr 25 22:30:21 2019 UTC