… | |
… | |
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 | |
6 | |
7 | #define ASN_BOOLEAN 0x01 |
|
|
8 | #define ASN_INTEGER 0x02 |
|
|
9 | #define ASN_BIT_STR 0x03 |
|
|
10 | #define ASN_OCTET_STR 0x04 |
|
|
11 | #define ASN_NULL 0x05 |
|
|
12 | #define ASN_OBJECT_ID 0x06 |
|
|
13 | #define ASN_SEQUENCE 0x10 |
|
|
14 | #define ASN_SET 0x11 |
|
|
15 | |
|
|
16 | #define ASN_UNIVERSAL 0x00 |
|
|
17 | #define ASN_APPLICATION 0x40 |
|
|
18 | #define ASN_CONTEXT 0x80 |
|
|
19 | #define ASN_PRIVATE 0xc0 |
|
|
20 | |
|
|
21 | #define ASN_PRIMITIVE 0x00 |
|
|
22 | #define ASN_CONSTRUCTOR 0x20 |
|
|
23 | |
|
|
24 | #define ASN_LONG_LEN 0x80 |
|
|
25 | #define ASN_EXTENSION_ID 0x1f |
|
|
26 | #define ASN_BIT8 0x80 |
|
|
27 | |
|
|
28 | //#define BENCHMARK |
7 | //#define BENCHMARK |
29 | |
8 | |
|
|
9 | #define ASN_BOOLEAN 0x01 |
|
|
10 | #define ASN_INTEGER32 0x02 |
|
|
11 | #define ASN_OCTET_STRING 0x04 |
|
|
12 | #define ASN_NULL 0x05 |
|
|
13 | #define ASN_OBJECT_IDENTIFIER 0x06 |
|
|
14 | #define ASN_SEQUENCE 0x30 |
|
|
15 | #define ASN_IPADDRESS 0x40 |
|
|
16 | #define ASN_COUNTER32 0x41 |
|
|
17 | #define ASN_UNSIGNED32 0x42 |
|
|
18 | #define ASN_TIMETICKS 0x43 |
|
|
19 | #define ASN_OPAQUE 0x44 |
|
|
20 | #define ASN_COUNTER64 0x46 |
|
|
21 | |
|
|
22 | #define MAX_OID_STRLEN 4096 |
|
|
23 | |
|
|
24 | #define HAVE_VERSIONSORT defined (_GNU_SOURCE) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 |
|
|
25 | |
|
|
26 | static SV *cur_bufobj; |
30 | static SV *msg; |
27 | static SV *msg, *bufsv; |
31 | static int errflag; |
28 | static int errflag, leading_dot; |
32 | static U8 *buf, *cur; |
29 | static U8 *buf, *cur; |
33 | static STRLEN len, rem; |
30 | static STRLEN len, rem; |
34 | |
31 | |
|
|
32 | typedef SV *BUFOBJ; |
|
|
33 | |
|
|
34 | ///////////////////////////////////////////////////////////////////////////// |
|
|
35 | |
|
|
36 | #if 0 |
|
|
37 | if (msg) |
|
|
38 | croak ("recursive invocation of Net::SNMP::XS parser is not supported"); |
|
|
39 | |
|
|
40 | |
|
|
41 | void |
|
|
42 | clr_msg () |
|
|
43 | CODE: |
|
|
44 | SvREFCNT_dec (msg); msg = 0; |
|
|
45 | buf = cur = (U8 *)""; |
|
|
46 | len = rem = 0; |
|
|
47 | #endif |
|
|
48 | |
35 | static void |
49 | static void |
|
|
50 | clear_bufobj (void) |
|
|
51 | { |
|
|
52 | // serialise our state back |
|
|
53 | if (msg && SvROK (msg)) |
|
|
54 | { |
|
|
55 | SV *idx_sv = *hv_fetch ((HV *)cur_bufobj, "_index" , sizeof ("_index" ) - 1, 1); |
|
|
56 | sv_setiv (idx_sv, cur - buf); |
|
|
57 | } |
|
|
58 | |
|
|
59 | SvREFCNT_dec (msg); |
|
|
60 | msg = 0; |
|
|
61 | cur_bufobj = 0; |
|
|
62 | } |
|
|
63 | |
|
|
64 | static void |
|
|
65 | switch_bufobj (BUFOBJ neu) |
|
|
66 | { |
|
|
67 | clear_bufobj (); |
|
|
68 | |
|
|
69 | msg = newSVsv (neu); |
|
|
70 | cur_bufobj = SvRV (msg); |
|
|
71 | sv_rvweaken (msg); |
|
|
72 | |
|
|
73 | errflag = 0; |
|
|
74 | leading_dot = -1; |
|
|
75 | |
|
|
76 | IV index = SvIV (*hv_fetch ((HV *)cur_bufobj, "_index" , sizeof ("_index" ) - 1, 1)); |
|
|
77 | bufsv = *hv_fetch ((HV *)cur_bufobj, "_buffer", sizeof ("_buffer") - 1, 1); |
|
|
78 | |
|
|
79 | buf = SvPVbyte (bufsv, len); |
|
|
80 | cur = buf + index; |
|
|
81 | rem = len - index; |
|
|
82 | } |
|
|
83 | |
|
|
84 | ///////////////////////////////////////////////////////////////////////////// |
|
|
85 | |
|
|
86 | static SV * |
|
|
87 | x_get_cv (SV *cb_sv) |
|
|
88 | { |
|
|
89 | HV *st; |
|
|
90 | GV *gvp; |
|
|
91 | CV *cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
92 | |
|
|
93 | if (!cv) |
|
|
94 | croak ("CODE reference expected"); |
|
|
95 | |
|
|
96 | return (SV *)cv; |
|
|
97 | } |
|
|
98 | |
|
|
99 | static void |
36 | error (const char *msg) |
100 | error (const char *errmsg) |
37 | { |
101 | { |
38 | errflag = 1; |
102 | errflag = 1; |
39 | |
103 | |
40 | printf ("<<<%s>>>\n", msg);//D |
104 | if (!msg) |
|
|
105 | croak ("Net::SNMP::XS fatal error, parser called without parsing context"); |
|
|
106 | |
|
|
107 | dSP; |
|
|
108 | PUSHMARK (SP); |
|
|
109 | EXTEND (SP, 2); |
|
|
110 | PUSHs (msg); |
|
|
111 | PUSHs (sv_2mortal (newSVpv (errmsg, 0))); |
|
|
112 | PUTBACK; |
|
|
113 | call_method ("_error", G_VOID | G_DISCARD); |
41 | } |
114 | } |
42 | |
115 | |
43 | static int |
116 | static int |
44 | need (int count) |
117 | need (int count) |
45 | { |
118 | { |
… | |
… | |
134 | } |
207 | } |
135 | |
208 | |
136 | return res; |
209 | return res; |
137 | } |
210 | } |
138 | |
211 | |
|
|
212 | static U32 |
|
|
213 | process_integer32 (void) |
|
|
214 | { |
|
|
215 | U32 length = process_length (); |
|
|
216 | |
|
|
217 | if (length <= 0) |
|
|
218 | { |
|
|
219 | error ("INTEGER32 length equal to zero"); |
|
|
220 | return 0; |
|
|
221 | } |
|
|
222 | |
|
|
223 | U8 *data = getn (length, 0); |
|
|
224 | |
|
|
225 | if (!data) |
|
|
226 | return 0; |
|
|
227 | |
|
|
228 | if (length > 5 || (length > 4 && data [0])) |
|
|
229 | { |
|
|
230 | error ("INTEGER32 length too long"); |
|
|
231 | return 0; |
|
|
232 | } |
|
|
233 | |
|
|
234 | U32 res = data [0] & 0x80 ? 0xffffffff : 0; |
|
|
235 | |
|
|
236 | while (length--) |
|
|
237 | res = (res << 8) | *data++; |
|
|
238 | |
|
|
239 | return res; |
|
|
240 | } |
|
|
241 | |
|
|
242 | static SV * |
|
|
243 | process_integer32_sv (void) |
|
|
244 | { |
|
|
245 | return newSViv ((I32)process_integer32 ()); |
|
|
246 | } |
|
|
247 | |
|
|
248 | static SV * |
|
|
249 | process_unsigned32_sv (void) |
|
|
250 | { |
|
|
251 | return newSVuv ((U32)process_integer32 ()); |
|
|
252 | } |
|
|
253 | |
|
|
254 | #if IVSIZE >= 8 |
|
|
255 | |
|
|
256 | static U64TYPE |
|
|
257 | process_integer64 (void) |
|
|
258 | { |
|
|
259 | U32 length = process_length (); |
|
|
260 | |
|
|
261 | if (length <= 0) |
|
|
262 | { |
|
|
263 | error ("INTEGER64 length equal to zero"); |
|
|
264 | return 0; |
|
|
265 | } |
|
|
266 | |
|
|
267 | U8 *data = getn (length, 0); |
|
|
268 | |
|
|
269 | if (!data) |
|
|
270 | return 0; |
|
|
271 | |
|
|
272 | if (length > 9 || (length > 8 && data [0])) |
|
|
273 | { |
|
|
274 | error ("INTEGER64 length too long"); |
|
|
275 | return 0; |
|
|
276 | } |
|
|
277 | |
|
|
278 | U64TYPE res = data [0] & 0x80 ? 0xffffffffffffffff : 0; |
|
|
279 | |
|
|
280 | while (length--) |
|
|
281 | res = (res << 8) | *data++; |
|
|
282 | |
|
|
283 | return res; |
|
|
284 | } |
|
|
285 | |
|
|
286 | static SV * |
|
|
287 | process_integer64_sv (void) |
|
|
288 | { |
|
|
289 | return newSViv ((I64TYPE)process_integer64 ()); |
|
|
290 | } |
|
|
291 | |
|
|
292 | static SV * |
|
|
293 | process_unsigned64_sv (void) |
|
|
294 | { |
|
|
295 | return newSVuv ((U64TYPE)process_integer64 ()); |
|
|
296 | } |
|
|
297 | |
|
|
298 | #endif |
|
|
299 | |
|
|
300 | static SV * |
|
|
301 | process_octet_string_sv (void) |
|
|
302 | { |
|
|
303 | U32 length = process_length (); |
|
|
304 | |
|
|
305 | U8 *data = getn (length, 0); |
|
|
306 | if (!data) |
|
|
307 | { |
|
|
308 | error ("OCTET STRING too long"); |
|
|
309 | return &PL_sv_undef; |
|
|
310 | } |
|
|
311 | |
|
|
312 | return newSVpvn (data, length); |
|
|
313 | } |
|
|
314 | |
|
|
315 | static char * |
|
|
316 | write_uv (char *buf, U32 u) |
|
|
317 | { |
|
|
318 | // the one-digit case is absolutely predominant |
|
|
319 | if (u < 10) |
|
|
320 | *buf++ = u + '0'; |
|
|
321 | else |
|
|
322 | buf += sprintf (buf, "%u", (unsigned int)u); |
|
|
323 | |
|
|
324 | return buf; |
|
|
325 | } |
|
|
326 | |
|
|
327 | static SV * |
|
|
328 | process_object_identifier_sv (void) |
|
|
329 | { |
|
|
330 | U32 length = process_length (); |
|
|
331 | |
|
|
332 | if (length <= 0) |
|
|
333 | { |
|
|
334 | error ("OBJECT IDENTIFIER length equal to zero"); |
|
|
335 | return &PL_sv_undef; |
|
|
336 | } |
|
|
337 | |
|
|
338 | U8 *end = cur + length; |
|
|
339 | U32 w = getb (); |
|
|
340 | |
|
|
341 | static char oid[MAX_OID_STRLEN]; // must be static |
|
|
342 | char *app = oid; |
|
|
343 | |
|
|
344 | if (leading_dot < 0) |
|
|
345 | leading_dot = SvTRUE (*hv_fetch ((HV *)SvRV (msg), "_leading_dot", sizeof ("_leading_dot") - 1, 1)); |
|
|
346 | |
|
|
347 | *app = '.'; app += ! ! leading_dot; |
|
|
348 | app = write_uv (app, (U8)w / 40); |
|
|
349 | *app++ = '.'; |
|
|
350 | app = write_uv (app, (U8)w % 40); |
|
|
351 | |
|
|
352 | // we assume an oid component is never > 64 bytes |
|
|
353 | while (cur < end && oid + sizeof (oid) - app > 64) |
|
|
354 | { |
|
|
355 | w = getb (); |
|
|
356 | *app++ = '.'; |
|
|
357 | app = write_uv (app, w); |
|
|
358 | } |
|
|
359 | |
|
|
360 | return newSVpvn (oid, app - oid); |
|
|
361 | } |
|
|
362 | |
|
|
363 | static AV *av_type; |
|
|
364 | |
|
|
365 | static SV * |
|
|
366 | process_sv (int *found) |
|
|
367 | { |
|
|
368 | int type = get8 (); |
|
|
369 | |
|
|
370 | *found = type; |
|
|
371 | |
|
|
372 | SV *res; |
|
|
373 | |
|
|
374 | switch (type) |
|
|
375 | { |
|
|
376 | case ASN_OBJECT_IDENTIFIER: |
|
|
377 | res = process_object_identifier_sv (); |
|
|
378 | break; |
|
|
379 | |
|
|
380 | case ASN_INTEGER32: |
|
|
381 | res = process_integer32_sv (); |
|
|
382 | break; |
|
|
383 | |
|
|
384 | case ASN_UNSIGNED32: |
|
|
385 | case ASN_COUNTER32: |
|
|
386 | case ASN_TIMETICKS: |
|
|
387 | res = process_unsigned32_sv (); |
|
|
388 | break; |
|
|
389 | |
|
|
390 | case ASN_SEQUENCE: |
|
|
391 | res = newSVuv (process_length ()); |
|
|
392 | break; |
|
|
393 | |
|
|
394 | case ASN_OCTET_STRING: |
|
|
395 | case ASN_OPAQUE: |
|
|
396 | res = process_octet_string_sv (); |
|
|
397 | break; |
|
|
398 | |
|
|
399 | default: |
|
|
400 | { |
|
|
401 | if (type > AvFILLp (av_type) |
|
|
402 | || AvARRAY (av_type)[type] == 0 |
|
|
403 | || AvARRAY (av_type)[type] == &PL_sv_undef) |
|
|
404 | { |
|
|
405 | error ("Unknown ASN.1 type"); |
|
|
406 | return &PL_sv_undef; |
|
|
407 | } |
|
|
408 | |
|
|
409 | dSP; |
|
|
410 | PUSHMARK (SP); |
|
|
411 | EXTEND (SP, 2); |
|
|
412 | PUSHs (msg); |
|
|
413 | PUSHs (sv_2mortal (newSViv (type))); |
|
|
414 | PUTBACK; |
|
|
415 | int count = call_sv (AvARRAY (av_type)[type], G_SCALAR); |
|
|
416 | SPAGAIN; |
|
|
417 | res = count ? SvREFCNT_inc (TOPs) : &PL_sv_undef; |
|
|
418 | } |
|
|
419 | } |
|
|
420 | |
|
|
421 | return errflag ? &PL_sv_undef : res; |
|
|
422 | } |
|
|
423 | |
|
|
424 | ///////////////////////////////////////////////////////////////////////////// |
|
|
425 | |
|
|
426 | #if HAVE_VERSIONSORT |
|
|
427 | |
|
|
428 | static int |
|
|
429 | oid_lex_cmp (const void *a_, const void *b_) |
|
|
430 | { |
|
|
431 | const char *a = SvPVX (*(SV **)a_); |
|
|
432 | const char *b = SvPVX (*(SV **)b_); |
|
|
433 | |
|
|
434 | a += *a == '.'; |
|
|
435 | b += *b == '.'; |
|
|
436 | |
|
|
437 | return strverscmp (a, b); |
|
|
438 | } |
|
|
439 | |
|
|
440 | #endif |
|
|
441 | |
139 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::XS |
442 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::XS |
140 | |
443 | |
|
|
444 | PROTOTYPES: ENABLE |
|
|
445 | |
|
|
446 | BOOT: |
|
|
447 | av_type = newAV (); |
|
|
448 | |
141 | void |
449 | void |
142 | set_msg (SV *msg_, SV *buf_) |
450 | set_type (int type, SV *cv) |
143 | CODE: |
451 | CODE: |
144 | errflag = 0; |
452 | cv = x_get_cv (cv); |
145 | msg = SvREFCNT_inc (msg_); |
453 | assert (SvTYPE (cv) == SVt_PVCV); |
146 | buf = SvPVbyte (buf_, len); |
454 | av_store (av_type, type, SvREFCNT_inc_NN (cv)); |
147 | cur = buf; |
455 | |
148 | rem = len; |
456 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::Message |
149 | #ifdef BENCHMARK |
|
|
150 | t1 = tstamp (); |
|
|
151 | #endif |
|
|
152 | |
457 | |
153 | void |
458 | void |
154 | clr_msg () |
459 | _buffer_append (BUFOBJ self, SV *value) |
|
|
460 | ALIAS: |
|
|
461 | _buffer_put = 1 |
155 | CODE: |
462 | PPCODE: |
156 | SvREFCNT_dec (msg); |
463 | { |
157 | buf = cur = ""; |
464 | STRLEN vlen; |
158 | len = rem = 0; |
465 | const char *vstr = SvPVbyte (value, vlen); |
159 | #ifdef BENCHMARK |
|
|
160 | printf ("%f\n", tstamp () - t1);//D |
|
|
161 | #endif |
|
|
162 | |
466 | |
163 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::Message |
467 | if (ix) |
|
|
468 | sv_insert (bufsv, 0, 0, vstr, vlen); |
|
|
469 | else |
|
|
470 | sv_catpvn (bufsv, vstr, vlen); |
|
|
471 | |
|
|
472 | buf = SvPVbyte (bufsv, len); |
|
|
473 | cur = buf; |
|
|
474 | rem = len; |
|
|
475 | |
|
|
476 | SV *len_sv = *hv_fetch ((HV *)cur_bufobj, "_length", sizeof ("_length") - 1, 1); |
|
|
477 | sv_setiv (len_sv, len); |
|
|
478 | |
|
|
479 | // some callers test for defined'ness of the returnvalue. *sigh* |
|
|
480 | XPUSHs (&PL_sv_yes); |
|
|
481 | } |
164 | |
482 | |
165 | void |
483 | void |
166 | _buffer_get (SV *self, int count = -1) |
484 | _buffer_get (BUFOBJ self, int count = -1) |
167 | PPCODE: |
485 | PPCODE: |
168 | { |
486 | { |
169 | // grrr. |
487 | // grrr. |
170 | if (count < 0) |
488 | if (count < 0) |
171 | { |
489 | { |
172 | hv_delete ((HV *)SvRV (self), "_index" , 6, G_DISCARD); |
490 | hv_delete ((HV *)SvRV (self), "_index" , 6, G_DISCARD); |
173 | hv_delete ((HV *)SvRV (self), "_length", 7, G_DISCARD); |
491 | hv_delete ((HV *)SvRV (self), "_length", 7, G_DISCARD); |
174 | SV **svp = hv_fetch ((HV *)SvRV (self), "_buffer", 7, 1); |
|
|
175 | XPUSHs (sv_2mortal (newSVsv (*svp))); |
492 | XPUSHs (sv_2mortal (newSVsv (bufsv))); |
176 | sv_setpvn (*svp, "", 0); |
493 | sv_setpvn (bufsv, "", 0); |
|
|
494 | |
|
|
495 | buf = ""; |
|
|
496 | cur = buf; |
|
|
497 | rem = 0; |
|
|
498 | |
177 | XSRETURN (1); |
499 | XSRETURN (1); |
178 | } |
500 | } |
179 | |
501 | |
180 | char *data = getn (count, 0); |
502 | char *data = getn (count, 0); |
181 | |
503 | |
182 | if (data) |
504 | if (data) |
183 | XPUSHs (sv_2mortal (newSVpvn (data, count))); |
505 | XPUSHs (sv_2mortal (newSVpvn (data, count))); |
184 | } |
506 | } |
185 | |
507 | |
186 | U32 |
508 | U32 |
187 | index (SV *self, int ndx = -1) |
509 | index (BUFOBJ self, int ndx = -1) |
188 | CODE: |
510 | CODE: |
189 | { |
511 | { |
190 | if (ndx >= 0 && ndx < len) |
512 | if (ndx >= 0 && ndx < len) |
191 | { |
513 | { |
192 | cur = buf + ndx; |
514 | cur = buf + ndx; |
… | |
… | |
197 | } |
519 | } |
198 | OUTPUT: |
520 | OUTPUT: |
199 | RETVAL |
521 | RETVAL |
200 | |
522 | |
201 | U32 |
523 | U32 |
202 | _process_length (SV *self, ...) |
524 | _process_length (BUFOBJ self, ...) |
203 | ALIAS: |
525 | ALIAS: |
204 | _process_sequence = 1 |
526 | _process_sequence = 0 |
205 | CODE: |
527 | CODE: |
206 | RETVAL = process_length (); |
528 | RETVAL = process_length (); |
207 | OUTPUT: |
529 | OUTPUT: |
208 | RETVAL |
530 | RETVAL |
209 | |
531 | |
210 | I32 |
532 | SV * |
211 | _process_integer32 (SV *self, ...) |
533 | _process_integer32 (BUFOBJ self, ...) |
|
|
534 | CODE: |
|
|
535 | RETVAL = process_integer32_sv (); |
|
|
536 | OUTPUT: |
|
|
537 | RETVAL |
|
|
538 | |
|
|
539 | SV * |
|
|
540 | _process_counter (BUFOBJ self, ...) |
212 | ALIAS: |
541 | ALIAS: |
213 | _process_counter = 0 |
|
|
214 | _process_gauge = 0 |
542 | _process_gauge = 0 |
|
|
543 | _process_timeticks = 0 |
215 | CODE: |
544 | CODE: |
216 | { |
545 | RETVAL = process_unsigned32_sv (); |
217 | U32 length = process_length (); |
546 | OUTPUT: |
218 | |
|
|
219 | if (length <= 0) |
|
|
220 | { |
|
|
221 | error ("INTEGER32 length equal to zero"); |
|
|
222 | XSRETURN_UNDEF; |
|
|
223 | } |
|
|
224 | |
|
|
225 | U8 *data = getn (length, 0); |
|
|
226 | |
|
|
227 | if (!data) |
|
|
228 | XSRETURN_UNDEF; |
|
|
229 | |
|
|
230 | if (length > 5 || (length > 4 && data [0])) |
|
|
231 | { |
|
|
232 | error ("INTEGER32 length too long"); |
|
|
233 | XSRETURN_UNDEF; |
|
|
234 | } |
|
|
235 | |
|
|
236 | U32 res = data [0] & 0x80 ? 0xffffffff : 0; |
|
|
237 | |
|
|
238 | while (length--) |
|
|
239 | res = (res << 8) | *data++; |
|
|
240 | |
|
|
241 | RETVAL = res; |
547 | RETVAL |
242 | } |
548 | |
243 | OUTPUT: |
549 | #if IVSIZE >= 8 |
244 | RETVAL |
|
|
245 | |
550 | |
246 | SV * |
551 | SV * |
247 | _process_object_identifier (SV *self, ...) |
552 | _process_counter64 (BUFOBJ self, ...) |
248 | CODE: |
553 | CODE: |
249 | { |
554 | RETVAL = process_unsigned64_sv (); |
250 | U32 length = process_length (); |
|
|
251 | |
|
|
252 | if (length <= 0) |
|
|
253 | { |
|
|
254 | error ("OBJECT IDENTIFIER length equal to zero"); |
|
|
255 | XSRETURN_UNDEF; |
|
|
256 | } |
|
|
257 | |
|
|
258 | U8 *end = cur + length; |
|
|
259 | U32 w = getb (); |
|
|
260 | |
|
|
261 | //TODO: leading_dots |
|
|
262 | |
|
|
263 | RETVAL = newSVpvf (".%d.%d", (int)w / 40, (int)w % 40); |
|
|
264 | |
|
|
265 | while (cur < end) |
|
|
266 | { |
|
|
267 | w = getb (); |
|
|
268 | sv_catpvf (RETVAL, ".%u", (unsigned int)w); |
|
|
269 | } |
|
|
270 | } |
|
|
271 | OUTPUT: |
555 | OUTPUT: |
272 | RETVAL |
556 | RETVAL |
|
|
557 | |
|
|
558 | #endif |
273 | |
559 | |
274 | SV * |
560 | SV * |
|
|
561 | _process_object_identifier (BUFOBJ self, ...) |
|
|
562 | CODE: |
|
|
563 | RETVAL = process_object_identifier_sv (); |
|
|
564 | OUTPUT: |
|
|
565 | RETVAL |
|
|
566 | |
|
|
567 | SV * |
275 | _process_octet_string (SV *self, ...) |
568 | _process_octet_string (BUFOBJ self, ...) |
276 | ALIAS: |
569 | ALIAS: |
277 | _process_opaque = 0 |
570 | _process_opaque = 0 |
278 | CODE: |
571 | CODE: |
279 | { |
572 | RETVAL = process_octet_string_sv (); |
280 | U32 length = process_length (); |
|
|
281 | |
|
|
282 | U8 *data = getn (length, 0); |
|
|
283 | if (!data) |
|
|
284 | { |
|
|
285 | error ("OCTET STRING too long"); |
|
|
286 | XSRETURN_UNDEF; |
|
|
287 | } |
|
|
288 | |
|
|
289 | RETVAL = newSVpvn (data, length); |
|
|
290 | } |
|
|
291 | OUTPUT: |
573 | OUTPUT: |
292 | RETVAL |
574 | RETVAL |
293 | |
575 | |
294 | SV * |
576 | SV * |
295 | _process_ipaddress (SV *self, ...) |
577 | _process_ipaddress (BUFOBJ self, ...) |
296 | CODE: |
578 | CODE: |
297 | { |
579 | { |
298 | U32 length = process_length (); |
580 | U32 length = process_length (); |
299 | if (length != 4) |
581 | if (length != 4) |
300 | { |
582 | { |
… | |
… | |
306 | RETVAL = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]); |
588 | RETVAL = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]); |
307 | } |
589 | } |
308 | OUTPUT: |
590 | OUTPUT: |
309 | RETVAL |
591 | RETVAL |
310 | |
592 | |
|
|
593 | SV * |
|
|
594 | process (BUFOBJ self, SV *expected = &PL_sv_undef, SV *found = 0) |
|
|
595 | CODE: |
|
|
596 | { |
|
|
597 | int type; |
|
|
598 | |
|
|
599 | RETVAL = process_sv (&type); |
|
|
600 | |
|
|
601 | if (found) |
|
|
602 | sv_setiv (found, type); |
|
|
603 | |
|
|
604 | if (SvOK (expected) && type != SvIV (expected)) |
|
|
605 | error ("Expected a different type than found"); |
|
|
606 | } |
|
|
607 | OUTPUT: |
|
|
608 | RETVAL |
|
|
609 | |
|
|
610 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::PDU |
|
|
611 | |
|
|
612 | SV * |
|
|
613 | _process_var_bind_list (BUFOBJ self) |
|
|
614 | CODE: |
|
|
615 | { |
|
|
616 | if (get8 () != ASN_SEQUENCE) |
|
|
617 | error ("SEQUENCE expected at beginning of VarBindList"); |
|
|
618 | int seqlen = process_length (); |
|
|
619 | U8 *end = cur + seqlen; |
|
|
620 | |
|
|
621 | HV *list = newHV (); |
|
|
622 | AV *names = newAV (); |
|
|
623 | HV *types = newHV (); |
|
|
624 | |
|
|
625 | hv_store ((HV *)cur_bufobj, "_var_bind_list" , sizeof ("_var_bind_list" ) - 1, newRV_noinc ((SV *)list ), 0); |
|
|
626 | hv_store ((HV *)cur_bufobj, "_var_bind_names", sizeof ("_var_bind_names") - 1, newRV_noinc ((SV *)names), 0); |
|
|
627 | hv_store ((HV *)cur_bufobj, "_var_bind_types", sizeof ("_var_bind_types") - 1, newRV_noinc ((SV *)types), 0); |
|
|
628 | |
|
|
629 | while (cur < end && !errflag) |
|
|
630 | { |
|
|
631 | // SEQUENCE ObjectName ObjectSyntax |
|
|
632 | if (get8 () != ASN_SEQUENCE) |
|
|
633 | error ("SEQUENCE expected at beginning of VarBind"); |
|
|
634 | process_length (); |
|
|
635 | |
|
|
636 | if (get8 () != ASN_OBJECT_IDENTIFIER) |
|
|
637 | error ("OBJECT IDENTIFIER expected at beginning of VarBind"); |
|
|
638 | int type, oidlen; |
|
|
639 | SV *oid = process_object_identifier_sv (); |
|
|
640 | SV *val = process_sv (&type); |
|
|
641 | |
|
|
642 | hv_store_ent (types, oid, newSViv (type), 0); |
|
|
643 | hv_store_ent (list , oid, val, 0); |
|
|
644 | av_push (names, oid); |
|
|
645 | } |
|
|
646 | |
|
|
647 | // sigh - great design to do it here |
|
|
648 | SV *pdu_type = *hv_fetch ((HV *)cur_bufobj, "_pdu_type" , sizeof ("_pdu_type" ) - 1, 1); |
|
|
649 | |
|
|
650 | if (SvIV (pdu_type) == 0xa8) // REPORT |
|
|
651 | { |
|
|
652 | PUSHMARK (SP); |
|
|
653 | XPUSHs (msg); |
|
|
654 | PUTBACK; |
|
|
655 | call_method ("_report_pdu_error", G_VOID | G_DISCARD); |
|
|
656 | SPAGAIN; |
|
|
657 | XSRETURN_EMPTY; |
|
|
658 | } |
|
|
659 | |
|
|
660 | RETVAL = newRV_inc ((SV *)list); |
|
|
661 | } |
|
|
662 | OUTPUT: |
|
|
663 | RETVAL |
|
|
664 | |
|
|
665 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP |
|
|
666 | |
|
|
667 | void |
|
|
668 | oid_base_match (SV *base_, SV *oid_) |
|
|
669 | PROTOTYPE: $$ |
|
|
670 | ALIAS: |
|
|
671 | oid_context_match = 0 |
|
|
672 | PPCODE: |
|
|
673 | { |
|
|
674 | if (!SvOK (base_) || !SvOK (oid_)) |
|
|
675 | XSRETURN_NO; |
|
|
676 | |
|
|
677 | STRLEN blen, olen; |
|
|
678 | char *base = SvPVbyte (base_, blen); |
|
|
679 | char *oid = SvPVbyte (oid_ , olen); |
|
|
680 | |
|
|
681 | blen -= *base == '.'; base += *base == '.'; |
|
|
682 | olen -= *base == '.'; oid += *oid == '.'; |
|
|
683 | |
|
|
684 | if (olen < blen) |
|
|
685 | XSRETURN_NO; |
|
|
686 | |
|
|
687 | if (memcmp (base, oid, blen)) |
|
|
688 | XSRETURN_NO; |
|
|
689 | |
|
|
690 | if (oid [blen] && oid [blen] != '.') |
|
|
691 | XSRETURN_NO; |
|
|
692 | |
|
|
693 | XSRETURN_YES; |
|
|
694 | } |
|
|
695 | |
|
|
696 | #if HAVE_VERSIONSORT |
|
|
697 | |
|
|
698 | void |
|
|
699 | oid_lex_sort (...) |
|
|
700 | PROTOTYPE: @ |
|
|
701 | PPCODE: |
|
|
702 | { |
|
|
703 | // make sure SvPVX is valid |
|
|
704 | int i; |
|
|
705 | for (i = items; i--; ) |
|
|
706 | { |
|
|
707 | SV *sv = ST (i); |
|
|
708 | |
|
|
709 | if (SvTYPE (sv) < SVt_PV || SvTYPE (sv) == SVt_PVAV && SvTYPE (sv) == SVt_PVHV) |
|
|
710 | SvPV_force_nolen (sv); |
|
|
711 | } |
|
|
712 | |
|
|
713 | qsort (&ST (0), items, sizeof (SV *), oid_lex_cmp); |
|
|
714 | |
|
|
715 | EXTEND (SP, items); |
|
|
716 | // we cheat somewhat by not returning copies here |
|
|
717 | for (i = 0; i < items; ++i) |
|
|
718 | PUSHs (sv_2mortal (SvREFCNT_inc (ST (i)))); |
|
|
719 | } |
|
|
720 | |
|
|
721 | int |
|
|
722 | _index_cmp (const char *a, const char *b) |
|
|
723 | PROTOTYPE: $$ |
|
|
724 | CODE: |
|
|
725 | RETVAL = strverscmp (a, b); |
|
|
726 | OUTPUT: |
|
|
727 | RETVAL |
|
|
728 | |
|
|
729 | #endif |
|
|
730 | |