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

Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC vs.
Revision 1.30 by root, Tue Apr 23 20:03:08 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	// C99 required	5	// C99 required!
		6	// this is not just for comments, but also for
		7	// integer constant semantics,
		8	// sscanf format modifiers and more.
6		9
7	enum {	10	enum {
8	// ASN_TAG	11	// ASN_TAG
9	ASN_BOOLEAN = 0x01,	12	ASN_BOOLEAN = 0x01,
10	ASN_INTEGER32 = 0x02,	13	ASN_INTEGER = 0x02,
11	ASN_BIT_STRING = 0x03,	14	ASN_BIT_STRING = 0x03,
12	ASN_OCTET_STRING = 0x04,	15	ASN_OCTET_STRING = 0x04,
13	ASN_NULL = 0x05,	16	ASN_NULL = 0x05,
14	ASN_OBJECT_IDENTIFIER = 0x06,	17	ASN_OBJECT_IDENTIFIER = 0x06,
15	ASN_OID = 0x06, //X	18	ASN_OID = 0x06,
16	ASN_OBJECT_DESCRIPTOR = 0x07, //X	19	ASN_OBJECT_DESCRIPTOR = 0x07,
17	ASN_EXTERNAL = 0x08, //X	20	ASN_EXTERNAL = 0x08,
18	ASN_REAL = 0x09, //X	21	ASN_REAL = 0x09,
19	ASN_ENUMERATED = 0x0a, //X	22	ASN_ENUMERATED = 0x0a,
20	ASN_EMBEDDED_PDV = 0x0b, //X	23	ASN_EMBEDDED_PDV = 0x0b,
21	ASN_UTF8_STRING = 0x0c, //X	24	ASN_UTF8_STRING = 0x0c,
22	ASN_RELATIVE_OID = 0x0d, //X	25	ASN_RELATIVE_OID = 0x0d,
23	ASN_SEQUENCE = 0x10,	26	ASN_SEQUENCE = 0x10,
24	ASN_SET = 0x11, //X	27	ASN_SET = 0x11,
25	ASN_NUMERIC_STRING = 0x12, //X	28	ASN_NUMERIC_STRING = 0x12,
26	ASN_PRINTABLE_STRING = 0x13, //X	29	ASN_PRINTABLE_STRING = 0x13,
27	ASN_TELETEX_STRING = 0x14, //X	30	ASN_TELETEX_STRING = 0x14,
28	ASN_T61_STRING = 0x14, //X	31	ASN_T61_STRING = 0x14,
29	ASN_VIDEOTEX_STRING = 0x15, //X	32	ASN_VIDEOTEX_STRING = 0x15,
30	ASN_IA5_STRING = 0x16, //X	33	ASN_IA5_STRING = 0x16,
31	ASN_ASCII_STRING = 0x16, //X	34	ASN_ASCII_STRING = 0x16,
32	ASN_UTC_TIME = 0x17, //X	35	ASN_UTC_TIME = 0x17,
33	ASN_GENERALIZED_TIME = 0x18, //X	36	ASN_GENERALIZED_TIME = 0x18,
34	ASN_GRAPHIC_STRING = 0x19, //X	37	ASN_GRAPHIC_STRING = 0x19,
35	ASN_VISIBLE_STRING = 0x1a, //X	38	ASN_VISIBLE_STRING = 0x1a,
36	ASN_ISO646_STRING = 0x1a, //X	39	ASN_ISO646_STRING = 0x1a,
37	ASN_GENERAL_STRING = 0x1b, //X	40	ASN_GENERAL_STRING = 0x1b,
38	ASN_UNIVERSAL_STRING = 0x1c, //X	41	ASN_UNIVERSAL_STRING = 0x1c,
39	ASN_CHARACTER_STRING = 0x1d, //X	42	ASN_CHARACTER_STRING = 0x1d,
40	ASN_BMP_STRING = 0x1e, //X	43	ASN_BMP_STRING = 0x1e,
41		44
42	ASN_TAG_BER = 0x1f,	45	ASN_TAG_BER = 0x1f,
43	ASN_TAG_MASK = 0x1f,	46	ASN_TAG_MASK = 0x1f,
44		47
45	// primitive/constructed	48	// primitive/constructed
55	ASN_CLASS_SHIFT = 6,	58	ASN_CLASS_SHIFT = 6,
56		59
57	// ASN_APPLICATION SNMP	60	// ASN_APPLICATION SNMP
58	SNMP_IPADDRESS = 0x00,	61	SNMP_IPADDRESS = 0x00,
59	SNMP_COUNTER32 = 0x01,	62	SNMP_COUNTER32 = 0x01,
		63	SNMP_GAUGE32 = 0x02,
60	SNMP_UNSIGNED32 = 0x02,	64	SNMP_UNSIGNED32 = 0x02,
61	SNMP_TIMETICKS = 0x03,	65	SNMP_TIMETICKS = 0x03,
62	SNMP_OPAQUE = 0x04,	66	SNMP_OPAQUE = 0x04,
63	SNMP_COUNTER64 = 0x06,	67	SNMP_COUNTER64 = 0x06,
64	};	68	};
65		69
		70	// tlow-level types this module can ecode the above (and more) into
66	enum {	71	enum {
67	BER_TYPE_BYTES,	72	BER_TYPE_BYTES,
68	BER_TYPE_UTF8,	73	BER_TYPE_UTF8,
69	BER_TYPE_UCS2,	74	BER_TYPE_UCS2,
70	BER_TYPE_UCS4,	75	BER_TYPE_UCS4,
…		…
72	BER_TYPE_OID,	77	BER_TYPE_OID,
73	BER_TYPE_RELOID,	78	BER_TYPE_RELOID,
74	BER_TYPE_NULL,	79	BER_TYPE_NULL,
75	BER_TYPE_BOOL,	80	BER_TYPE_BOOL,
76	BER_TYPE_REAL,	81	BER_TYPE_REAL,
		82	BER_TYPE_IPADDRESS,
77	BER_TYPE_CROAK,	83	BER_TYPE_CROAK,
78	};	84	};
79		85
		86	// tuple array indices
80	enum {	87	enum {
81	BER_CLASS = 0,	88	BER_CLASS = 0,
82	BER_TAG = 1,	89	BER_TAG = 1,
83	BER_CONSTRUCTED = 2,	90	BER_FLAGS = 2,
84	BER_DATA = 3,	91	BER_DATA = 3,
85	BER_ARRAYSIZE	92	BER_ARRAYSIZE
86	};	93	};
87		94
88	#define MAX_OID_STRLEN 4096	95	#define MAX_OID_STRLEN 4096
89		96
90	typedef void profile_type;	97	typedef void profile_type;
91		98
92	static profile_type cur_profile, default_profile;	99	static profile_type cur_profile, default_profile;
93	static SV *buf_sv; // encoding buffer	100	static SV *buf_sv; // encoding buffer
94	static U8 buf, cur, *end; // buffer start, current, end	101	static U8 buf, cur, *end; // buffer start, current, end
		102
		103	#if PERL_VERSION < 18
		104	# define utf8_to_uvchr_buf(s,e,l) utf8_to_uvchr (s, l)
		105	#endif
95		106
96	#if __GNUC__ >= 3	107	#if __GNUC__ >= 3
97	# define expect(expr,value) __builtin_expect ((expr), (value))	108	# define expect(expr,value) __builtin_expect ((expr), (value))
98	# define INLINE static inline	109	# define INLINE static inline
99	#else	110	#else
…		…
129		140
130	static profile_type *	141	static profile_type *
131	SvPROFILE (SV *profile)	142	SvPROFILE (SV *profile)
132	{	143	{
133	if (!SvOK (profile))	144	if (!SvOK (profile))
134	profile = default_profile;	145	return default_profile;
135		146
136	if (!SvROK (profile))	147	if (!SvROK (profile))
137	croak ("invalid profile");	148	croak ("Convert::BER::XS::Profile expected");
138		149
139	profile = SvRV (profile);	150	profile = SvRV (profile);
140		151
141	if (SvSTASH (profile) != profile_stash)	152	if (SvSTASH (profile) != profile_stash)
142	croak ("invalid profile object");	153	croak ("Convert::BER::XS::Profile expected");
143		154
144	return (void *)profile;	155	return (void *)profile;
145	}	156	}
146		157
147	static int	158	static int
…		…
154	return BER_TYPE_BYTES;	165	return BER_TYPE_BYTES;
155		166
156	return SvPVX (sv)[idx];	167	return SvPVX (sv)[idx];
157	}	168	}
158		169
159	static int	170	static void
160	profile_set (profile_type *profile, int klass, int tag, int type)	171	profile_set (profile_type *profile, int klass, int tag, int type)
161	{	172	{
162	SV sv = (SV )profile;	173	SV sv = (SV )profile;
163	U32 idx = (tag << 2) + klass;	174	U32 idx = (tag << 2) + klass;
164	STRLEN oldlen = SvCUR (sv);	175	STRLEN oldlen = SvCUR (sv);
…		…
173		184
174	SvPVX (sv)[idx] = type;	185	SvPVX (sv)[idx] = type;
175	}	186	}
176		187
177	static SV *	188	static SV *
178	profile_new ()	189	profile_new (void)
179	{	190	{
180	SV *sv = newSVpvn ("", 0);	191	SV *sv = newSVpvn ("", 0);
181		192
182	static const struct {	193	static const struct {
183	int klass;	194	int klass;
184	int tag;	195	int tag;
185	int type;	196	int type;
186	} *celem, default_map[] = {	197	} *celem, default_map[] = {
187	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },	198	{ ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL },
188	{ ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT },	199	{ ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT },
189	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },	200	{ ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL },
190	{ ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID },	201	{ 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 },	202	{ ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID },
193	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },	203	{ ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL },
		204	{ ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT },
194	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },	205	{ ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 },
195	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },	206	{ ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 },
196	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },	207	{ ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 },
197	};	208	};
198		209
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--)	210	for (celem = default_map + sizeof (default_map) / sizeof (default_map [0]); celem-- > default_map; )
207	profile_set ((void *)sv, celem->klass, celem->tag, celem->type);	211	profile_set ((profile_type *)sv, celem->klass, celem->tag, celem->type);
208		212
209	return sv_bless (newRV_noinc (sv), profile_stash);	213	return sv_bless (newRV_noinc (sv), profile_stash);
210	}	214	}
211		215
212	/////////////////////////////////////////////////////////////////////////////	216	/////////////////////////////////////////////////////////////////////////////
…		…
225	error ("unexpected end of message buffer");	229	error ("unexpected end of message buffer");
226	}	230	}
227		231
228	// get_* functions fetch something from the buffer	232	// get_* functions fetch something from the buffer
229	// decode_* functions use get_* fun ctions to decode ber values	233	// decode_* functions use get_* fun ctions to decode ber values
		234
		235	// get single octet
		236	static U8
		237	get_u8 (void)
		238	{
		239	if (cur == end)
		240	error ("unexpected end of message buffer");
		241
		242	return *cur++;
		243	}
230		244
231	// get n octets	245	// get n octets
232	static U8 *	246	static U8 *
233	get_n (UV count)	247	get_n (UV count)
234	{	248	{
…		…
236	U8 *res = cur;	250	U8 *res = cur;
237	cur += count;	251	cur += count;
238	return res;	252	return res;
239	}	253	}
240		254
241	// get single octet
242	static U8
243	get_u8 (void)
244	{
245	if (cur == end)
246	error ("unexpected end of message buffer");
247
248	return *cur++;
249	}
250
251	// get ber-encoded integer (i.e. pack "w")	255	// get ber-encoded integer (i.e. pack "w")
252	static U32	256	static UV
253	get_w (void)	257	get_w (void)
254	{	258	{
255	U32 res = 0;	259	UV res = 0;
		260	U8 c = get_u8 ();
		261
		262	if (expect_false (c == 0x80))
		263	error ("illegal BER padding (X.690 8.1.2.4.2, 8.19.2)");
256		264
257	for (;;)	265	for (;;)
258	{	266	{
259	U8 c = get_u8 ();	267	if (expect_false (res >> UVSIZE * 8 - 7))
		268	error ("BER variable length integer overflow");
		269
260	res = (res << 7) \| (c & 0x7f);	270	res = (res << 7) \| (c & 0x7f);
261		271
262	if (!(c & 0x80))	272	if (expect_true (!(c & 0x80)))
263	return res;	273	return res;
264	}
265	}
266		274
		275	c = get_u8 ();
		276	}
		277	}
		278
267	static U32	279	static UV
268	get_length (void)	280	get_length (void)
269	{	281	{
270	U32 res = get_u8 ();	282	UV res = get_u8 ();
271		283
272	if (res & 0x80)	284	if (expect_false (res & 0x80))
273	{	285	{
274	int cnt = res & 0x7f;	286	U8 cnt = res & 0x7f;
		287
		288	// this genewrates quite ugly code, but the overhead
		289	// of copying the bytes for these lengths is probably so high
		290	// that a slightly inefficient get_length won't matter.
		291
		292	if (expect_false (cnt == 0))
		293	error ("indefinite BER value lengths not supported");
		294
		295	if (expect_false (cnt > UVSIZE))
		296	error ("BER value length too long (must fit into UV) or BER reserved value in length (X.690 8.1.3.5)");
		297
		298	want (cnt);
		299
275	res = 0;	300	res = 0;
276		301	do
277	switch (cnt)	302	res = (res << 8) \| *cur++;
278	{	303	while (--cnt);
279	case 0:
280	error ("indefinite ASN.1 lengths not supported");
281	return 0;
282
283	default:
284	error ("ASN.1 length too long");
285	return 0;
286
287	case 4: res = (res << 8) \| get_u8 ();
288	case 3: res = (res << 8) \| get_u8 ();
289	case 2: res = (res << 8) \| get_u8 ();
290	case 1: res = (res << 8) \| get_u8 ();
291	}
292	}	304	}
293		305
294	return res;	306	return res;
295	}	307	}
296		308
297	static SV *	309	static SV *
298	decode_int ()	310	decode_int (UV len)
299	{	311	{
300	int len = get_length ();
301
302	if (len <= 0)	312	if (!len)
303	{	313	error ("invalid BER_TYPE_INT length zero (X.690 8.3.1)");
304	error ("integer length equal to zero");
305	return 0;
306	}
307		314
308	U8 *data = get_n (len);	315	U8 *data = get_n (len);
309		316
		317	if (expect_false (len > 1))
		318	{
		319	U16 mask = (data [0] << 8) \| data [1] & 0xff80;
		320
		321	if (expect_false (mask == 0xff80 \|\| mask == 0x0000))
		322	error ("illegal padding in BER_TYPE_INT (X.690 8.3.2)");
		323	}
		324
310	int negative = data [0] & 0x80;	325	int negative = data [0] & 0x80;
311		326
312	UV val = negative ? -1 : 0; // copy signbit to all bits	327	UV val = negative ? -1 : 0; // copy signbit to all bits
		328
		329	if (len > UVSIZE + (!negative && !*data))
		330	error ("BER_TYPE_INT overflow");
313		331
314	do	332	do
315	val = (val << 8) \| *data++;	333	val = (val << 8) \| *data++;
316	while (--len);	334	while (--len);
317		335
318	// the cats to IV relies on implementation-defined behaviour (two's complement cast)	336	// the cast to IV relies on implementation-defined behaviour (two's complement cast)
319	// but that's ok, as perl relies on it as well.	337	// but that's ok, as perl relies on it as well.
320	return negative ? newSViv ((IV)val) : newSVuv (val);	338	return negative ? newSViv ((IV)val) : newSVuv (val);
321	}	339	}
322		340
323	static SV *	341	static SV *
324	decode_data (void)	342	decode_data (UV len)
325	{	343	{
326	U32 len = get_length ();
327	U8 *data = get_n (len);
328	return newSVpvn ((char *)data, len);	344	return newSVpvn ((char *)get_n (len), len);
329	}	345	}
330		346
331	// gelper for decode_object_identifier	347	// helper for decode_object_identifier
332	static char *	348	static char *
333	write_uv (char *buf, U32 u)	349	write_uv (char *buf, UV u)
334	{	350	{
335	// the one-digit case is absolutely predominant, so this pays off (hopefully)	351	// the one-digit case is absolutely predominant, so this pays off (hopefully)
336	if (expect_true (u < 10))	352	if (expect_true (u < 10))
337	*buf++ = u + '0';	353	*buf++ = u + '0';
338	else	354	else
339	{	355	{
		356	// this could be done much faster using branchless fixed-point arithmetics
340	char *beg = buf;	357	char *beg = buf;
341		358
342	do	359	do
343	{	360	{
344	*buf++ = u % 10 + '0';	361	*buf++ = u % 10 + '0';
345	u /= 10;	362	u /= 10;
346	}	363	}
347	while (u);	364	while (u);
348		365
349	// reverse digits	366	// reverse digits
350	for (char *ptr = buf; --ptr != beg; ++beg)	367	char *ptr = buf;
		368	while (--ptr > beg)
351	{	369	{
352	char c = *ptr;	370	char c = *ptr;
353	ptr = beg;	371	ptr = beg;
354	*beg = c;	372	*beg = c;
		373	++beg;
355	}	374	}
356	}	375	}
357		376
358	return buf;	377	return buf;
359	}	378	}
360		379
361	static SV *	380	static SV *
362	decode_oid (int relative)	381	decode_oid (UV len, int relative)
363	{	382	{
364	U32 len = get_length ();
365
366	if (len <= 0)	383	if (len <= 0)
367	{	384	{
368	error ("OBJECT IDENTIFIER length equal to zero");	385	error ("BER_TYPE_OID length must not be zero");
369	return &PL_sv_undef;	386	return &PL_sv_undef;
370	}	387	}
371		388
372	U8 *end = cur + len;	389	U8 *end = cur + len;
373	U32 w = get_w ();	390	UV w = get_w ();
374		391
375	static char oid[MAX_OID_STRLEN]; // must be static	392	static char oid[MAX_OID_STRLEN]; // static, because too large for stack
376	char *app = oid;	393	char *app = oid;
377		394
378	if (relative)	395	if (relative)
379	app = write_uv (app, w);	396	app = write_uv (app, w);
380	else	397	else
381	{	398	{
		399	UV w1, w2;
		400
		401	if (w < 2 * 40)
		402	(w1 = w / 40), (w2 = w % 40);
		403	else
		404	(w1 = 2), (w2 = w - 2 * 40);
		405
382	app = write_uv (app, (U8)w / 40);	406	app = write_uv (app, w1);
383	*app++ = '.';	407	*app++ = '.';
384	app = write_uv (app, (U8)w % 40);	408	app = write_uv (app, w2);
		409	}
		410
		411	while (cur < end)
385	}	412	{
386
387	// we assume an oid component is never > 64 bytes	413	// we assume an oid component is never > 64 digits
388	while (cur < end && oid + sizeof (oid) - app > 64)	414	if (oid + sizeof (oid) - app < 64)
389	{	415	croak ("BER_TYPE_OID to long to decode");
		416
390	w = get_w ();	417	w = get_w ();
391	*app++ = '.';	418	*app++ = '.';
392	app = write_uv (app, w);	419	app = write_uv (app, w);
393	}	420	}
394		421
395	return newSVpvn (oid, app - oid);	422	return newSVpvn (oid, app - oid);
396	}	423	}
397		424
		425	// TODO: this is unacceptably slow
398	static SV *	426	static SV *
		427	decode_ucs (UV len, int chrsize)
		428	{
		429	if (len & (chrsize - 1))
		430	croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len);
		431
		432	SV *res = NEWSV (0, 0);
		433
		434	while (len)
		435	{
		436	U8 b1 = get_u8 ();
		437	U8 b2 = get_u8 ();
		438	U32 chr = (b1 << 8) \| b2;
		439
		440	if (chrsize == 4)
		441	{
		442	U8 b3 = get_u8 ();
		443	U8 b4 = get_u8 ();
		444	chr = (chr << 16) \| (b3 << 8) \| b4;
		445	}
		446
		447	U8 uchr [UTF8_MAXBYTES];
		448	int uclen = uvuni_to_utf8 (uchr, chr) - uchr;
		449
		450	sv_catpvn (res, (const char *)uchr, uclen);
		451	len -= chrsize;
		452	}
		453
		454	SvUTF8_on (res);
		455
		456	return res;
		457	}
		458
		459	static SV *
399	decode_ber ()	460	decode_ber (void)
400	{	461	{
401	int identifier = get_u8 ();	462	int identifier = get_u8 ();
402		463
403	SV *res;	464	SV *res;
404		465
…		…
407	int tag = identifier & ASN_TAG_MASK;	468	int tag = identifier & ASN_TAG_MASK;
408		469
409	if (tag == ASN_TAG_BER)	470	if (tag == ASN_TAG_BER)
410	tag = get_w ();	471	tag = get_w ();
411		472
412	if (tag == ASN_TAG_BER)
413	tag = get_w ();
414
415	if (constructed)	473	if (constructed)
416	{	474	{
417	U32 len = get_length ();	475	UV len = get_length ();
418	U32 seqend = (cur - buf) + len;	476	UV seqend = (cur - buf) + len;
419	AV av = (AV )sv_2mortal ((SV *)newAV ());	477	AV av = (AV )sv_2mortal ((SV *)newAV ());
420		478
421	while (cur < buf + seqend)	479	while (cur < buf + seqend)
422	av_push (av, decode_ber ());	480	av_push (av, decode_ber ());
423		481
424	if (cur > buf + seqend)	482	if (expect_false (cur > buf + seqend))
425	croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend);	483	croak ("CONSTRUCTED type %02x length overflow (0x%x 0x%x)\n", identifier, (int)(cur - buf), (int)seqend);
426		484
427	res = newRV_inc ((SV *)av);	485	res = newRV_inc ((SV *)av);
428	}	486	}
429	else	487	else
		488	{
		489	UV len = get_length ();
		490
430	switch (profile_lookup (cur_profile, klass, tag))	491	switch (profile_lookup (cur_profile, klass, tag))
431	{	492	{
432	case BER_TYPE_NULL:	493	case BER_TYPE_NULL:
		494	if (expect_false (len))
		495	croak ("BER_TYPE_NULL value with non-zero length %d encountered (X.690 8.8.2)", len);
		496
433	res = &PL_sv_undef;	497	res = &PL_sv_undef;
434	break;	498	break;
435		499
436	case BER_TYPE_BOOL:	500	case BER_TYPE_BOOL:
437	{
438	U32 len = get_length ();
439
440	if (len != 1)	501	if (expect_false (len != 1))
441	croak ("BOOLEAN type with invalid length %d encountered", len);	502	croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered (X.690 8.2.1)", len);
442		503
443	res = newSVcacheint (get_u8 () ? 0 : 1);	504	res = newSVcacheint (!!get_u8 ());
444	}
445	break;	505	break;
446		506
447	case BER_TYPE_OID:	507	case BER_TYPE_OID:
448	res = decode_oid (0);	508	res = decode_oid (len, 0);
449	break;	509	break;
450		510
451	case BER_TYPE_RELOID:	511	case BER_TYPE_RELOID:
452	res = decode_oid (1);	512	res = decode_oid (len, 1);
453	break;	513	break;
454		514
455	case BER_TYPE_INT:	515	case BER_TYPE_INT:
456	res = decode_int ();	516	res = decode_int (len);
457	break;	517	break;
458		518
459	case BER_TYPE_UTF8:	519	case BER_TYPE_UTF8:
460	res = decode_data ();	520	res = decode_data (len);
461	SvUTF8_on (res);	521	SvUTF8_on (res);
462	break;	522	break;
463		523
464	case BER_TYPE_BYTES:	524	case BER_TYPE_BYTES:
465	res = decode_data ();	525	res = decode_data (len);
466	break;	526	break;
467		527
468	case BER_TYPE_REAL:	528	case BER_TYPE_IPADDRESS:
		529	{
		530	if (len != 4)
		531	croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered (RFC 2578 7.1.5)", len);
		532
		533	U8 *data = get_n (4);
		534	res = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]);
		535	}
		536	break;
		537
469	case BER_TYPE_UCS2:	538	case BER_TYPE_UCS2:
		539	res = decode_ucs (len, 2);
		540	break;
		541
470	case BER_TYPE_UCS4:	542	case BER_TYPE_UCS4:
		543	res = decode_ucs (len, 4);
		544	break;
		545
		546	case BER_TYPE_REAL:
		547	error ("BER_TYPE_REAL not implemented");
		548
471	case BER_TYPE_CROAK:	549	case BER_TYPE_CROAK:
		550	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		551
472	default:	552	default:
473	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	553	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
474	}	554	}
		555	}
475		556
476	AV *av = newAV ();	557	AV *av = newAV ();
477	av_fill (av, BER_ARRAYSIZE - 1);	558	av_fill (av, BER_ARRAYSIZE - 1);
478	AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass);	559	AvARRAY (av)[BER_CLASS] = newSVcacheint (klass);
479	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);	560	AvARRAY (av)[BER_TAG ] = newSVcacheint (tag);
480	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0);	561	AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0);
481	AvARRAY (av)[BER_DATA ] = res;	562	AvARRAY (av)[BER_DATA ] = res;
482		563
483	return newRV_noinc ((SV *)av);	564	return newRV_noinc ((SV *)av);
484	}	565	}
485		566
486	/////////////////////////////////////////////////////////////////////////////	567	/////////////////////////////////////////////////////////////////////////////
…		…
491	strlen_sum (STRLEN l1, STRLEN l2)	572	strlen_sum (STRLEN l1, STRLEN l2)
492	{	573	{
493	size_t sum = l1 + l2;	574	size_t sum = l1 + l2;
494		575
495	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)	576	if (sum < (size_t)l2 \|\| sum != (size_t)(STRLEN)sum)
496	croak ("JSON::XS: string size overflow");	577	croak ("Convert::BER::XS: string size overflow");
497		578
498	return sum;	579	return sum;
499	}	580	}
500		581
501	static void	582	static void
502	set_buf (SV *sv)	583	set_buf (SV *sv)
503	{	584	{
504	STRLEN len;	585	STRLEN len;
505	buf_sv = sv;	586	buf_sv = sv;
506	buf = SvPVbyte (buf_sv, len);	587	buf = (U8 *)SvPVbyte (buf_sv, len);
507	cur = buf;	588	cur = buf;
508	end = buf + len;	589	end = buf + len;
509	}	590	}
510		591
511	/* similar to SvGROW, but somewhat safer and guarantees exponential realloc strategy */	592	/* similar to SvGROW, but somewhat safer and guarantees exponential realloc strategy */
…		…
525	need (STRLEN len)	606	need (STRLEN len)
526	{	607	{
527	if (expect_false ((uintptr_t)(end - cur) < len))	608	if (expect_false ((uintptr_t)(end - cur) < len))
528	{	609	{
529	STRLEN pos = cur - buf;	610	STRLEN pos = cur - buf;
530	buf = my_sv_grow (buf_sv, pos, len);	611	buf = (U8 *)my_sv_grow (buf_sv, pos, len);
531	cur = buf + pos;	612	cur = buf + pos;
532	end = buf + SvLEN (buf_sv) - 1;	613	end = buf + SvLEN (buf_sv) - 1;
533	}	614	}
534	}	615	}
535		616
…		…
539	need (1);	620	need (1);
540	*cur++ = val;	621	*cur++ = val;
541	}	622	}
542		623
543	static void	624	static void
544	put_w_nocheck (U32 val)	625	put_w_nocheck (UV val)
545	{	626	{
		627	#if UVSIZE > 4
		628	cur = (val >> 7 9) \| 0x80; cur += val >= ((UV)1 << (7 * 9));
		629	cur = (val >> 7 8) \| 0x80; cur += val >= ((UV)1 << (7 * 8));
		630	cur = (val >> 7 7) \| 0x80; cur += val >= ((UV)1 << (7 * 7));
		631	cur = (val >> 7 6) \| 0x80; cur += val >= ((UV)1 << (7 * 6));
		632	cur = (val >> 7 5) \| 0x80; cur += val >= ((UV)1 << (7 * 5));
		633	#endif
546	cur = (val >> 7 4) \| 0x80; cur += val >= (1 << (7 * 4));	634	cur = (val >> 7 4) \| 0x80; cur += val >= ((UV)1 << (7 * 4));
547	cur = (val >> 7 3) \| 0x80; cur += val >= (1 << (7 * 3));	635	cur = (val >> 7 3) \| 0x80; cur += val >= ((UV)1 << (7 * 3));
548	cur = (val >> 7 2) \| 0x80; cur += val >= (1 << (7 * 2));	636	cur = (val >> 7 2) \| 0x80; cur += val >= ((UV)1 << (7 * 2));
549	cur = (val >> 7 1) \| 0x80; cur += val >= (1 << (7 * 1));	637	cur = (val >> 7 1) \| 0x80; cur += val >= ((UV)1 << (7 * 1));
550	*cur = val & 0x7f; cur += 1;	638	*cur = val & 0x7f; cur += 1;
551	}	639	}
552		640
553	static void	641	static void
554	put_w (U32 val)	642	put_w (UV val)
555	{	643	{
556	need (5); // we only handle up to 5 bytes	644	need (5); // we only handle up to 5 bytes
557		645
558	put_w_nocheck (val);	646	put_w_nocheck (val);
559	}	647	}
560		648
561	static U8 *	649	static U8 *
562	put_length_at (U32 val, U8 *cur)	650	put_length_at (UV val, U8 *cur)
563	{	651	{
564	if (val < 0x7fU)	652	if (val <= 0x7fU)
565	*cur++ = val;	653	*cur++ = val;
566	else	654	else
567	{	655	{
568	U8 *lenb = cur++;	656	U8 *lenb = cur++;
569		657
570	cur = val >> 24; cur += cur > 0;	658	#if UVSIZE > 4
571	cur = val >> 16; cur += cur > 0;	659	cur = val >> 56; cur += val >= ((UV)1 << (8 7));
572	cur = val >> 8; cur += cur > 0;	660	cur = val >> 48; cur += val >= ((UV)1 << (8 6));
		661	cur = val >> 40; cur += val >= ((UV)1 << (8 5));
		662	cur = val >> 32; cur += val >= ((UV)1 << (8 4));
		663	#endif
		664	cur = val >> 24; cur += val >= ((UV)1 << (8 3));
		665	cur = val >> 16; cur += val >= ((UV)1 << (8 2));
		666	cur = val >> 8; cur += val >= ((UV)1 << (8 1));
573	*cur = val ; cur += 1;	667	*cur = val ; cur += 1;
574		668
575	*lenb = 0x80 + cur - lenb - 1;	669	*lenb = 0x80 + cur - lenb - 1;
576	}	670	}
577		671
578	return cur;	672	return cur;
579	}	673	}
580		674
581	static void	675	static void
582	put_length (U32 val)	676	put_length (UV val)
583	{	677	{
584	need (5);	678	need (9 + val);
585	cur = put_length_at (val, cur);	679	cur = put_length_at (val, cur);
586	}	680	}
587		681
588	// return how many bytes the encoded length requires	682	// return how many bytes the encoded length requires
589	static int length_length (U32 val)	683	static int length_length (UV val)
590	{	684	{
591	return val < 0x7fU	685	// use hashing with a DeBruin sequence, anyone?
		686	return expect_true (val <= 0x7fU)
592	? 1	687	? 1
593	: 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU);	688	: 2
		689	+ (val > 0x000000000000ffU)
		690	+ (val > 0x0000000000ffffU)
		691	+ (val > 0x00000000ffffffU)
		692	#if UVSIZE > 4
		693	+ (val > 0x000000ffffffffU)
		694	+ (val > 0x0000ffffffffffU)
		695	+ (val > 0x00ffffffffffffU)
		696	+ (val > 0xffffffffffffffU)
		697	#endif
		698	;
594	}	699	}
595		700
596	static void	701	static void
597	encode_data (const char *ptr, STRLEN len)	702	encode_data (const char *ptr, STRLEN len)
598	{	703	{
599	put_length (len);	704	put_length (len);
600	need (len);
601	memcpy (cur, ptr, len);	705	memcpy (cur, ptr, len);
602	cur += len;	706	cur += len;
603	}	707	}
604		708
605	static void	709	static void
…		…
661		765
662	*lenb = cur - lenb - 1;	766	*lenb = cur - lenb - 1;
663	}	767	}
664		768
665	// we don't know the length yet, so we optimistically	769	// we don't know the length yet, so we optimistically
666	// assume the length will need one octet later. if that	770	// assume the length will need one octet later. If that
667	// turns out to be wrong, we memove as needed.	771	// turns out to be wrong, we memmove as needed.
668	// mark the beginning	772	// mark the beginning
669	static STRLEN	773	static STRLEN
670	len_fixup_mark ()	774	len_fixup_mark (void)
671	{	775	{
672	return cur++ - buf;	776	return cur++ - buf;
673	}	777	}
674		778
675	// patch up the length	779	// patch up the length
…		…
751		855
752	return (AV *)rv;	856	return (AV *)rv;
753	}	857	}
754		858
755	static void	859	static void
		860	encode_ucs (SV *data, int chrsize)
		861	{
		862	STRLEN uchars = sv_len_utf8 (data);
		863	STRLEN len;;
		864	char *ptr = SvPVutf8 (data, len);
		865
		866	put_length (uchars * chrsize);
		867
		868	while (uchars--)
		869	{
		870	STRLEN uclen;
		871	UV uchr = utf8_to_uvchr_buf ((U8 )ptr, (U8 )ptr + len, &uclen);
		872
		873	ptr += uclen;
		874	len -= uclen;
		875
		876	if (chrsize == 4)
		877	{
		878	*cur++ = uchr >> 24;
		879	*cur++ = uchr >> 16;
		880	}
		881
		882	*cur++ = uchr >> 8;
		883	*cur++ = uchr;
		884	}
		885	}
		886	static void
756	encode_ber (SV *tuple)	887	encode_ber (SV *tuple)
757	{	888	{
758	AV *av = ber_tuple (tuple);	889	AV *av = ber_tuple (tuple);
759		890
760	int klass = SvIV (AvARRAY (av)[BER_CLASS]);	891	int klass = SvIV (AvARRAY (av)[BER_CLASS]);
761	int tag = SvIV (AvARRAY (av)[BER_TAG]);	892	int tag = SvIV (AvARRAY (av)[BER_TAG]);
762	int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0;	893	int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0;
763	SV *data = AvARRAY (av)[BER_DATA];	894	SV *data = AvARRAY (av)[BER_DATA];
764		895
765	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;	896	int identifier = (klass << ASN_CLASS_SHIFT) \| constructed;
766		897
767	if (expect_false (tag >= ASN_TAG_BER))	898	if (expect_false (tag >= ASN_TAG_BER))
…		…
778	// and adjust later	909	// and adjust later
779	need (1);	910	need (1);
780	STRLEN mark = len_fixup_mark ();	911	STRLEN mark = len_fixup_mark ();
781		912
782	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))	913	if (expect_false (!SvROK (data) \|\| SvTYPE (SvRV (data)) != SVt_PVAV))
783	croak ("BER constructed data must be array-reference");	914	croak ("BER CONSTRUCTED data must be array-reference");
784		915
785	AV av = (AV )SvRV (data);	916	AV av = (AV )SvRV (data);
786	int fill = AvFILL (av);	917	int fill = AvFILL (av);
787		918
788	if (expect_false (SvRMAGICAL (av)))	919	if (expect_false (SvRMAGICAL (av)))
789	croak ("BER constructed data must not be tied");	920	croak ("BER CONSTRUCTED data must not be tied");
790		921
		922	int i;
791	for (int i = 0; i <= fill; ++i)	923	for (i = 0; i <= fill; ++i)
792	encode_ber (AvARRAY (av)[i]);	924	encode_ber (AvARRAY (av)[i]);
793		925
794	len_fixup (mark);	926	len_fixup (mark);
795	}	927	}
796	else	928	else
…		…
800	put_length (0);	932	put_length (0);
801	break;	933	break;
802		934
803	case BER_TYPE_BOOL:	935	case BER_TYPE_BOOL:
804	put_length (1);	936	put_length (1);
805	put_u8 (SvTRUE (data) ? 0xff : 0x00);	937	*cur++ = SvTRUE (data) ? 0xff : 0x00; // 0xff = DER/CER
806	break;	938	break;
807		939
808	case BER_TYPE_OID:	940	case BER_TYPE_OID:
809	encode_oid (data, 0);	941	encode_oid (data, 0);
810	break;	942	break;
…		…
831	const char *ptr = SvPVutf8 (data, len);	963	const char *ptr = SvPVutf8 (data, len);
832	encode_data (ptr, len);	964	encode_data (ptr, len);
833	}	965	}
834	break;	966	break;
835		967
		968	case BER_TYPE_IPADDRESS:
		969	{
		970	U8 ip[4];
		971	sscanf (SvPV_nolen (data), "%hhu.%hhu.%hhu.%hhu", ip + 0, ip + 1, ip + 2, ip + 3);
		972	encode_data ((const char *)ip, sizeof (ip));
		973	}
		974	break;
		975
		976	case BER_TYPE_UCS2:
		977	encode_ucs (data, 2);
		978	break;
		979
		980	case BER_TYPE_UCS4:
		981	encode_ucs (data, 4);
		982	break;
		983
836	case BER_TYPE_REAL:	984	case BER_TYPE_REAL:
837	case BER_TYPE_UCS2:	985	croak ("BER_TYPE_REAL not implemented");
838	case BER_TYPE_UCS4:	986
839	case BER_TYPE_CROAK:	987	case BER_TYPE_CROAK:
		988	croak ("class/tag %d/%d mapped to BER_TYPE_CROAK", klass, tag);
		989
840	default:	990	default:
841	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);	991	croak ("unconfigured/unsupported class/tag %d/%d", klass, tag);
842	}	992	}
843		993
844	}	994	}
…		…
859	const char *name;	1009	const char *name;
860	IV iv;	1010	IV iv;
861	} *civ, const_iv[] = {	1011	} *civ, const_iv[] = {
862	#define const_iv(name) { # name, name },	1012	#define const_iv(name) { # name, name },
863	const_iv (ASN_BOOLEAN)	1013	const_iv (ASN_BOOLEAN)
864	const_iv (ASN_INTEGER32)	1014	const_iv (ASN_INTEGER)
865	const_iv (ASN_BIT_STRING)	1015	const_iv (ASN_BIT_STRING)
866	const_iv (ASN_OCTET_STRING)	1016	const_iv (ASN_OCTET_STRING)
867	const_iv (ASN_NULL)	1017	const_iv (ASN_NULL)
868	const_iv (ASN_OBJECT_IDENTIFIER)	1018	const_iv (ASN_OBJECT_IDENTIFIER)
869	const_iv (ASN_OBJECT_DESCRIPTOR)	1019	const_iv (ASN_OBJECT_DESCRIPTOR)
…		…
898	const_iv (ASN_CONTEXT)	1048	const_iv (ASN_CONTEXT)
899	const_iv (ASN_PRIVATE)	1049	const_iv (ASN_PRIVATE)
900		1050
901	const_iv (BER_CLASS)	1051	const_iv (BER_CLASS)
902	const_iv (BER_TAG)	1052	const_iv (BER_TAG)
903	const_iv (BER_CONSTRUCTED)	1053	const_iv (BER_FLAGS)
904	const_iv (BER_DATA)	1054	const_iv (BER_DATA)
905		1055
906	const_iv (BER_TYPE_BYTES)	1056	const_iv (BER_TYPE_BYTES)
907	const_iv (BER_TYPE_UTF8)	1057	const_iv (BER_TYPE_UTF8)
908	const_iv (BER_TYPE_UCS2)	1058	const_iv (BER_TYPE_UCS2)
…		…
911	const_iv (BER_TYPE_OID)	1061	const_iv (BER_TYPE_OID)
912	const_iv (BER_TYPE_RELOID)	1062	const_iv (BER_TYPE_RELOID)
913	const_iv (BER_TYPE_NULL)	1063	const_iv (BER_TYPE_NULL)
914	const_iv (BER_TYPE_BOOL)	1064	const_iv (BER_TYPE_BOOL)
915	const_iv (BER_TYPE_REAL)	1065	const_iv (BER_TYPE_REAL)
		1066	const_iv (BER_TYPE_IPADDRESS)
916	const_iv (BER_TYPE_CROAK)	1067	const_iv (BER_TYPE_CROAK)
917		1068
918	const_iv (SNMP_IPADDRESS)	1069	const_iv (SNMP_IPADDRESS)
919	const_iv (SNMP_COUNTER32)	1070	const_iv (SNMP_COUNTER32)
		1071	const_iv (SNMP_GAUGE32)
920	const_iv (SNMP_UNSIGNED32)	1072	const_iv (SNMP_UNSIGNED32)
921	const_iv (SNMP_TIMETICKS)	1073	const_iv (SNMP_TIMETICKS)
922	const_iv (SNMP_OPAQUE)	1074	const_iv (SNMP_OPAQUE)
923	const_iv (SNMP_COUNTER64)	1075	const_iv (SNMP_COUNTER64)
924
925	};	1076	};
926		1077
927	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)	1078	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
928	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	1079	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
929
930	default_profile = profile_new ();
931	}	1080	}
932		1081
933	SV *	1082	void
934	ber_decode (SV ber, SV profile = &PL_sv_undef)	1083	ber_decode (SV ber, SV profile = &PL_sv_undef)
		1084	ALIAS:
		1085	ber_decode_prefix = 1
935	CODE:	1086	PPCODE:
936	{	1087	{
937	cur_profile = SvPROFILE (profile);	1088	cur_profile = SvPROFILE (profile);
938	STRLEN len;	1089	STRLEN len;
939	buf = SvPVbyte (ber, len);	1090	buf = (U8 *)SvPVbyte (ber, len);
940	cur = buf;	1091	cur = buf;
941	end = buf + len;	1092	end = buf + len;
942		1093
943	RETVAL = decode_ber ();	1094	SV *tuple = decode_ber ();
		1095
		1096	EXTEND (SP, 2);
		1097	PUSHs (sv_2mortal (tuple));
		1098
		1099	if (ix)
		1100	PUSHs (sv_2mortal (newSViv (cur - buf)));
		1101	else if (cur != end)
		1102	error ("trailing garbage after BER value");
944	}	1103	}
945	OUTPUT: RETVAL
946		1104
947	void	1105	void
948	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV constructed = &PL_sv_undef, SV *data = &PL_sv_undef)	1106	ber_is (SV tuple, SV klass = &PL_sv_undef, SV tag = &PL_sv_undef, SV flags = &PL_sv_undef, SV *data = &PL_sv_undef)
949	PPCODE:	1107	PPCODE:
950	{	1108	{
951	if (!SvOK (tuple))	1109	if (!SvOK (tuple))
952	XSRETURN_NO;	1110	XSRETURN_NO;
953		1111
…		…
955	croak ("ber_is: tuple must be BER tuple (array-ref)");	1113	croak ("ber_is: tuple must be BER tuple (array-ref)");
956		1114
957	AV av = (AV )SvRV (tuple);	1115	AV av = (AV )SvRV (tuple);
958		1116
959	XPUSHs (	1117	XPUSHs (
960	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass))	1118	(!SvOK (klass) \|\| SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass))
961	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))	1119	&& (!SvOK (tag) \|\| SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag))
962	&& (!SvOK (constructed) \|\| !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed))	1120	&& (!SvOK (flags) \|\| !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags))
963	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))	1121	&& (!SvOK (data) \|\| sv_eq (AvARRAY (av)[BER_DATA ], data))
964	? &PL_sv_yes : &PL_sv_undef);	1122	? &PL_sv_yes : &PL_sv_undef);
965	}	1123	}
966		1124
967	void	1125	void
968	ber_is_seq (SV *tuple)	1126	ber_is_seq (SV *tuple)
…		…
972	XSRETURN_UNDEF;	1130	XSRETURN_UNDEF;
973		1131
974	AV *av = ber_tuple (tuple);	1132	AV *av = ber_tuple (tuple);
975		1133
976	XPUSHs (	1134	XPUSHs (
977	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1135	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
978	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE	1136	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE
979	&& SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1137	&& SvIV (AvARRAY (av)[BER_FLAGS])
980	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);	1138	? AvARRAY (av)[BER_DATA] : &PL_sv_undef);
981	}	1139	}
982		1140
983	void	1141	void
984	ber_is_i32 (SV tuple, SV value = &PL_sv_undef)	1142	ber_is_int (SV tuple, SV value = &PL_sv_undef)
985	PPCODE:	1143	PPCODE:
986	{	1144	{
987	if (!SvOK (tuple))	1145	if (!SvOK (tuple))
988	XSRETURN_NO;	1146	XSRETURN_NO;
989		1147
990	AV *av = ber_tuple (tuple);	1148	AV *av = ber_tuple (tuple);
991		1149
992	IV data = SvIV (AvARRAY (av)[BER_DATA]);	1150	UV data = SvUV (AvARRAY (av)[BER_DATA]);
993		1151
994	XPUSHs (	1152	XPUSHs (
995	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1153	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
996	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32	1154	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER
997	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1155	&& !SvIV (AvARRAY (av)[BER_FLAGS])
998	&& (!SvOK (value) \|\| data == SvIV (value))	1156	&& (!SvOK (value) \|\| data == SvUV (value))
999	? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0))	1157	? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0))
1000	: &PL_sv_undef);	1158	: &PL_sv_undef);
1001	}	1159	}
1002		1160
1003	void	1161	void
1004	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)	1162	ber_is_oid (SV tuple, SV oid = &PL_sv_undef)
…		…
1008	XSRETURN_NO;	1166	XSRETURN_NO;
1009		1167
1010	AV *av = ber_tuple (tuple);	1168	AV *av = ber_tuple (tuple);
1011		1169
1012	XPUSHs (	1170	XPUSHs (
1013	SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL	1171	SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL
1014	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER	1172	&& SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER
1015	&& !SvIV (AvARRAY (av)[BER_CONSTRUCTED])	1173	&& !SvIV (AvARRAY (av)[BER_FLAGS])
1016	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))	1174	&& (!SvOK (oid) \|\| sv_eq (AvARRAY (av)[BER_DATA], oid))
1017	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);	1175	? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef);
1018	}	1176	}
1019		1177
1020	#############################################################################	1178	#############################################################################
…		…
1033	SvCUR_set (buf_sv, cur - buf);	1191	SvCUR_set (buf_sv, cur - buf);
1034	XPUSHs (buf_sv);	1192	XPUSHs (buf_sv);
1035	}	1193	}
1036		1194
1037	SV *	1195	SV *
1038	ber_i32 (IV iv)	1196	ber_int (SV *sv)
1039	CODE:	1197	CODE:
1040	{	1198	{
1041	AV *av = newAV ();	1199	AV *av = newAV ();
1042	av_fill (av, BER_ARRAYSIZE - 1);	1200	av_fill (av, BER_ARRAYSIZE - 1);
1043	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1201	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1044	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32);	1202	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER);
1045	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0);	1203	AvARRAY (av)[BER_FLAGS] = newSVcacheint (0);
1046	AvARRAY (av)[BER_DATA ] = newSViv (iv);	1204	AvARRAY (av)[BER_DATA ] = newSVsv (sv);
1047	RETVAL = newRV_noinc ((SV *)av);	1205	RETVAL = newRV_noinc ((SV *)av);
1048	}	1206	}
1049	OUTPUT: RETVAL	1207	OUTPUT: RETVAL
1050		1208
1051	# TODO: not arrayref, but elements?	1209	# TODO: not arrayref, but elements?
…		…
1053	ber_seq (SV *arrayref)	1211	ber_seq (SV *arrayref)
1054	CODE:	1212	CODE:
1055	{	1213	{
1056	AV *av = newAV ();	1214	AV *av = newAV ();
1057	av_fill (av, BER_ARRAYSIZE - 1);	1215	av_fill (av, BER_ARRAYSIZE - 1);
1058	AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL);	1216	AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL);
1059	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);	1217	AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE);
1060	AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1);	1218	AvARRAY (av)[BER_FLAGS] = newSVcacheint (1);
1061	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);	1219	AvARRAY (av)[BER_DATA ] = newSVsv (arrayref);
1062	RETVAL = newRV_noinc ((SV *)av);	1220	RETVAL = newRV_noinc ((SV *)av);
1063	}	1221	}
1064	OUTPUT: RETVAL	1222	OUTPUT: RETVAL
1065		1223
1066	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile	1224	MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile
…		…
1069	new (SV *klass)	1227	new (SV *klass)
1070	CODE:	1228	CODE:
1071	RETVAL = profile_new ();	1229	RETVAL = profile_new ();
1072	OUTPUT: RETVAL	1230	OUTPUT: RETVAL
1073		1231
		1232	void
		1233	set (SV *profile, int klass, int tag, int type)
		1234	CODE:
		1235	profile_set (SvPROFILE (profile), klass, tag, type);
		1236
		1237	IV
		1238	get (SV *profile, int klass, int tag)
		1239	CODE:
		1240	RETVAL = profile_lookup (SvPROFILE (profile), klass, tag);
		1241	OUTPUT: RETVAL
		1242
		1243	void
		1244	_set_default (SV *profile)
		1245	CODE:
		1246	default_profile = SvPROFILE (profile);
		1247
		1248

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Comparing Convert-BER-XS/XS.xs (file contents): Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC vs. Revision 1.30 by root, Tue Apr 23 20:03:08 2019 UTC

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Comparing Convert-BER-XS/XS.xs (file contents):
Revision 1.5 by root, Fri Apr 19 23:50:53 2019 UTC vs.
Revision 1.30 by root, Tue Apr 23 20:03:08 2019 UTC