| … | |
… | |
| 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) || SvTYPE (AvARRAY (av_type)[type]) != SVt_PVCV) |
|
|
402 | { |
|
|
403 | error ("Unknown ASN.1 type"); |
|
|
404 | return &PL_sv_undef; |
|
|
405 | } |
|
|
406 | |
|
|
407 | dSP; |
|
|
408 | PUSHMARK (SP); |
|
|
409 | EXTEND (SP, 2); |
|
|
410 | PUSHs (msg); |
|
|
411 | PUSHs (sv_2mortal (newSViv (type))); |
|
|
412 | PUTBACK; |
|
|
413 | int count = call_sv (AvARRAY (av_type)[type], G_SCALAR); |
|
|
414 | SPAGAIN; |
|
|
415 | res = count ? SvREFCNT_inc (TOPs) : &PL_sv_undef; |
|
|
416 | } |
|
|
417 | } |
|
|
418 | |
|
|
419 | return errflag ? &PL_sv_undef : res; |
|
|
420 | } |
|
|
421 | |
|
|
422 | ///////////////////////////////////////////////////////////////////////////// |
|
|
423 | |
|
|
424 | #if HAVE_VERSIONSORT |
|
|
425 | |
|
|
426 | static int |
|
|
427 | oid_lex_cmp (const void *a_, const void *b_) |
|
|
428 | { |
|
|
429 | const char *a = SvPVX (*(SV **)a_); |
|
|
430 | const char *b = SvPVX (*(SV **)b_); |
|
|
431 | |
|
|
432 | a += *a == '.'; |
|
|
433 | b += *b == '.'; |
|
|
434 | |
|
|
435 | return strverscmp (a, b); |
|
|
436 | } |
|
|
437 | |
|
|
438 | #endif |
|
|
439 | |
| 139 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::XS |
440 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::XS |
| 140 | |
441 | |
|
|
442 | PROTOTYPES: ENABLE |
|
|
443 | |
|
|
444 | BOOT: |
|
|
445 | av_type = newAV (); |
|
|
446 | |
| 141 | void |
447 | void |
| 142 | set_msg (SV *msg_, SV *buf_) |
448 | set_type (int type, SV *cv) |
| 143 | CODE: |
449 | CODE: |
| 144 | errflag = 0; |
450 | av_store (av_type, type, SvREFCNT_inc (x_get_cv (cv))); |
| 145 | msg = SvREFCNT_inc (msg_); |
451 | |
| 146 | buf = SvPVbyte (buf_, len); |
452 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::Message |
| 147 | cur = buf; |
|
|
| 148 | rem = len; |
|
|
| 149 | #ifdef BENCHMARK |
|
|
| 150 | t1 = tstamp (); |
|
|
| 151 | #endif |
|
|
| 152 | |
453 | |
| 153 | void |
454 | void |
| 154 | clr_msg () |
455 | _buffer_append (BUFOBJ self, SV *value) |
|
|
456 | ALIAS: |
|
|
457 | _buffer_put = 1 |
| 155 | CODE: |
458 | PPCODE: |
| 156 | SvREFCNT_dec (msg); |
459 | { |
| 157 | buf = cur = ""; |
460 | STRLEN vlen; |
| 158 | len = rem = 0; |
461 | const char *vstr = SvPVbyte (value, vlen); |
| 159 | #ifdef BENCHMARK |
|
|
| 160 | printf ("%f\n", tstamp () - t1);//D |
|
|
| 161 | #endif |
|
|
| 162 | |
462 | |
| 163 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::Message |
463 | if (ix) |
|
|
464 | sv_insert (bufsv, 0, 0, vstr, vlen); |
|
|
465 | else |
|
|
466 | sv_catpvn (bufsv, vstr, vlen); |
|
|
467 | |
|
|
468 | buf = SvPVbyte (bufsv, len); |
|
|
469 | cur = buf; |
|
|
470 | rem = len; |
|
|
471 | |
|
|
472 | SV *len_sv = *hv_fetch ((HV *)cur_bufobj, "_length", sizeof ("_length") - 1, 1); |
|
|
473 | sv_setiv (len_sv, len); |
|
|
474 | |
|
|
475 | // some callers test for defined'ness of the returnvalue. *sigh* |
|
|
476 | XPUSHs (&PL_sv_yes); |
|
|
477 | } |
| 164 | |
478 | |
| 165 | void |
479 | void |
| 166 | _buffer_get (SV *self, int count = -1) |
480 | _buffer_get (BUFOBJ self, int count = -1) |
| 167 | PPCODE: |
481 | PPCODE: |
| 168 | { |
482 | { |
| 169 | // grrr. |
483 | // grrr. |
| 170 | if (count < 0) |
484 | if (count < 0) |
| 171 | { |
485 | { |
| 172 | hv_delete ((HV *)SvRV (self), "_index" , 6, G_DISCARD); |
486 | hv_delete ((HV *)SvRV (self), "_index" , 6, G_DISCARD); |
| 173 | hv_delete ((HV *)SvRV (self), "_length", 7, G_DISCARD); |
487 | 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))); |
488 | XPUSHs (sv_2mortal (newSVsv (bufsv))); |
| 176 | sv_setpvn (*svp, "", 0); |
489 | sv_setpvn (bufsv, "", 0); |
|
|
490 | |
|
|
491 | buf = ""; |
|
|
492 | cur = buf; |
|
|
493 | rem = 0; |
|
|
494 | |
| 177 | XSRETURN (1); |
495 | XSRETURN (1); |
| 178 | } |
496 | } |
| 179 | |
497 | |
| 180 | char *data = getn (count, 0); |
498 | char *data = getn (count, 0); |
| 181 | |
499 | |
| 182 | if (data) |
500 | if (data) |
| 183 | XPUSHs (sv_2mortal (newSVpvn (data, count))); |
501 | XPUSHs (sv_2mortal (newSVpvn (data, count))); |
| 184 | } |
502 | } |
| 185 | |
503 | |
| 186 | U32 |
504 | U32 |
| 187 | index (SV *self, int ndx = -1) |
505 | index (BUFOBJ self, int ndx = -1) |
| 188 | CODE: |
506 | CODE: |
| 189 | { |
507 | { |
| 190 | if (ndx >= 0 && ndx < len) |
508 | if (ndx >= 0 && ndx < len) |
| 191 | { |
509 | { |
| 192 | cur = buf + ndx; |
510 | cur = buf + ndx; |
| … | |
… | |
| 197 | } |
515 | } |
| 198 | OUTPUT: |
516 | OUTPUT: |
| 199 | RETVAL |
517 | RETVAL |
| 200 | |
518 | |
| 201 | U32 |
519 | U32 |
| 202 | _process_length (SV *self, ...) |
520 | _process_length (BUFOBJ self, ...) |
| 203 | ALIAS: |
521 | ALIAS: |
| 204 | _process_sequence = 1 |
522 | _process_sequence = 0 |
| 205 | CODE: |
523 | CODE: |
| 206 | RETVAL = process_length (); |
524 | RETVAL = process_length (); |
| 207 | OUTPUT: |
525 | OUTPUT: |
| 208 | RETVAL |
526 | RETVAL |
| 209 | |
527 | |
| 210 | I32 |
528 | SV * |
| 211 | _process_integer32 (SV *self, ...) |
529 | _process_integer32 (BUFOBJ self, ...) |
|
|
530 | CODE: |
|
|
531 | RETVAL = process_integer32_sv (); |
|
|
532 | OUTPUT: |
|
|
533 | RETVAL |
|
|
534 | |
|
|
535 | SV * |
|
|
536 | _process_counter (BUFOBJ self, ...) |
| 212 | ALIAS: |
537 | ALIAS: |
| 213 | _process_counter = 0 |
|
|
| 214 | _process_gauge = 0 |
538 | _process_gauge = 0 |
|
|
539 | _process_timeticks = 0 |
| 215 | CODE: |
540 | CODE: |
| 216 | { |
541 | RETVAL = process_unsigned32_sv (); |
| 217 | U32 length = process_length (); |
542 | 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; |
543 | RETVAL |
| 242 | } |
544 | |
| 243 | OUTPUT: |
545 | #if IVSIZE >= 8 |
| 244 | RETVAL |
|
|
| 245 | |
546 | |
| 246 | SV * |
547 | SV * |
| 247 | _process_object_identifier (SV *self, ...) |
548 | _process_counter64 (BUFOBJ self, ...) |
| 248 | CODE: |
549 | CODE: |
| 249 | { |
550 | 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: |
551 | OUTPUT: |
| 272 | RETVAL |
552 | RETVAL |
|
|
553 | |
|
|
554 | #endif |
| 273 | |
555 | |
| 274 | SV * |
556 | SV * |
|
|
557 | _process_object_identifier (BUFOBJ self, ...) |
|
|
558 | CODE: |
|
|
559 | RETVAL = process_object_identifier_sv (); |
|
|
560 | OUTPUT: |
|
|
561 | RETVAL |
|
|
562 | |
|
|
563 | SV * |
| 275 | _process_octet_string (SV *self, ...) |
564 | _process_octet_string (BUFOBJ self, ...) |
| 276 | ALIAS: |
565 | ALIAS: |
| 277 | _process_opaque = 0 |
566 | _process_opaque = 0 |
| 278 | CODE: |
567 | CODE: |
| 279 | { |
568 | 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: |
569 | OUTPUT: |
| 292 | RETVAL |
570 | RETVAL |
| 293 | |
571 | |
| 294 | SV * |
572 | SV * |
| 295 | _process_ipaddress (SV *self, ...) |
573 | _process_ipaddress (BUFOBJ self, ...) |
| 296 | CODE: |
574 | CODE: |
| 297 | { |
575 | { |
| 298 | U32 length = process_length (); |
576 | U32 length = process_length (); |
| 299 | if (length != 4) |
577 | if (length != 4) |
| 300 | { |
578 | { |
| … | |
… | |
| 306 | RETVAL = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]); |
584 | RETVAL = newSVpvf ("%d.%d.%d.%d", data [0], data [1], data [2], data [3]); |
| 307 | } |
585 | } |
| 308 | OUTPUT: |
586 | OUTPUT: |
| 309 | RETVAL |
587 | RETVAL |
| 310 | |
588 | |
|
|
589 | SV * |
|
|
590 | process (BUFOBJ self, SV *expected = &PL_sv_undef, SV *found = 0) |
|
|
591 | CODE: |
|
|
592 | { |
|
|
593 | int type; |
|
|
594 | |
|
|
595 | RETVAL = process_sv (&type); |
|
|
596 | |
|
|
597 | if (found) |
|
|
598 | sv_setiv (found, type); |
|
|
599 | |
|
|
600 | if (SvOK (expected) && type != SvIV (expected)) |
|
|
601 | error ("Expected a different type than found"); |
|
|
602 | } |
|
|
603 | OUTPUT: |
|
|
604 | RETVAL |
|
|
605 | |
|
|
606 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP::PDU |
|
|
607 | |
|
|
608 | SV * |
|
|
609 | _process_var_bind_list (BUFOBJ self) |
|
|
610 | CODE: |
|
|
611 | { |
|
|
612 | if (get8 () != ASN_SEQUENCE) |
|
|
613 | error ("SEQUENCE expected at beginning of VarBindList"); |
|
|
614 | int seqlen = process_length (); |
|
|
615 | U8 *end = cur + seqlen; |
|
|
616 | |
|
|
617 | HV *list = newHV (); |
|
|
618 | AV *names = newAV (); |
|
|
619 | HV *types = newHV (); |
|
|
620 | |
|
|
621 | hv_store ((HV *)cur_bufobj, "_var_bind_list" , sizeof ("_var_bind_list" ) - 1, newRV_noinc ((SV *)list ), 0); |
|
|
622 | hv_store ((HV *)cur_bufobj, "_var_bind_names", sizeof ("_var_bind_names") - 1, newRV_noinc ((SV *)names), 0); |
|
|
623 | hv_store ((HV *)cur_bufobj, "_var_bind_types", sizeof ("_var_bind_types") - 1, newRV_noinc ((SV *)types), 0); |
|
|
624 | |
|
|
625 | while (cur < end && !errflag) |
|
|
626 | { |
|
|
627 | // SEQUENCE ObjectName ObjectSyntax |
|
|
628 | if (get8 () != ASN_SEQUENCE) |
|
|
629 | error ("SEQUENCE expected at beginning of VarBind"); |
|
|
630 | process_length (); |
|
|
631 | |
|
|
632 | if (get8 () != ASN_OBJECT_IDENTIFIER) |
|
|
633 | error ("OBJECT IDENTIFIER expected at beginning of VarBind"); |
|
|
634 | int type, oidlen; |
|
|
635 | SV *oid = process_object_identifier_sv (); |
|
|
636 | SV *val = process_sv (&type); |
|
|
637 | |
|
|
638 | hv_store_ent (types, oid, newSViv (type), 0); |
|
|
639 | hv_store_ent (list , oid, val, 0); |
|
|
640 | av_push (names, oid); |
|
|
641 | } |
|
|
642 | |
|
|
643 | // sigh - great design to do it here |
|
|
644 | SV *pdu_type = *hv_fetch ((HV *)cur_bufobj, "_pdu_type" , sizeof ("_pdu_type" ) - 1, 1); |
|
|
645 | |
|
|
646 | if (SvIV (pdu_type) == 0xa8) // REPORT |
|
|
647 | { |
|
|
648 | PUSHMARK (SP); |
|
|
649 | XPUSHs (msg); |
|
|
650 | PUTBACK; |
|
|
651 | call_method ("_report_pdu_error", G_VOID | G_DISCARD); |
|
|
652 | SPAGAIN; |
|
|
653 | XSRETURN_EMPTY; |
|
|
654 | } |
|
|
655 | |
|
|
656 | RETVAL = newRV_inc ((SV *)list); |
|
|
657 | } |
|
|
658 | OUTPUT: |
|
|
659 | RETVAL |
|
|
660 | |
|
|
661 | MODULE = Net::SNMP::XS PACKAGE = Net::SNMP |
|
|
662 | |
|
|
663 | void |
|
|
664 | oid_base_match (SV *base_, SV *oid_) |
|
|
665 | PROTOTYPE: $$ |
|
|
666 | ALIAS: |
|
|
667 | oid_context_match = 0 |
|
|
668 | PPCODE: |
|
|
669 | { |
|
|
670 | if (!SvOK (base_) || !SvOK (oid_)) |
|
|
671 | XSRETURN_NO; |
|
|
672 | |
|
|
673 | STRLEN blen, olen; |
|
|
674 | char *base = SvPVbyte (base_, blen); |
|
|
675 | char *oid = SvPVbyte (oid_ , olen); |
|
|
676 | |
|
|
677 | blen -= *base == '.'; base += *base == '.'; |
|
|
678 | olen -= *base == '.'; oid += *oid == '.'; |
|
|
679 | |
|
|
680 | if (olen < blen) |
|
|
681 | XSRETURN_NO; |
|
|
682 | |
|
|
683 | if (memcmp (base, oid, blen)) |
|
|
684 | XSRETURN_NO; |
|
|
685 | |
|
|
686 | if (oid [blen] && oid [blen] != '.') |
|
|
687 | XSRETURN_NO; |
|
|
688 | |
|
|
689 | XSRETURN_YES; |
|
|
690 | } |
|
|
691 | |
|
|
692 | #if HAVE_VERSIONSORT |
|
|
693 | |
|
|
694 | void |
|
|
695 | oid_lex_sort (...) |
|
|
696 | PROTOTYPE: @ |
|
|
697 | PPCODE: |
|
|
698 | { |
|
|
699 | // make sure SvPVX is valid |
|
|
700 | int i; |
|
|
701 | for (i = items; i--; ) |
|
|
702 | { |
|
|
703 | SV *sv = ST (i); |
|
|
704 | |
|
|
705 | if (SvTYPE (sv) < SVt_PV || SvTYPE (sv) == SVt_PVAV && SvTYPE (sv) == SVt_PVHV) |
|
|
706 | SvPV_force_nolen (sv); |
|
|
707 | } |
|
|
708 | |
|
|
709 | qsort (&ST (0), items, sizeof (SV *), oid_lex_cmp); |
|
|
710 | |
|
|
711 | EXTEND (SP, items); |
|
|
712 | // we cheat somewhat by not returning copies here |
|
|
713 | for (i = 0; i < items; ++i) |
|
|
714 | PUSHs (sv_2mortal (SvREFCNT_inc (ST (i)))); |
|
|
715 | } |
|
|
716 | |
|
|
717 | int |
|
|
718 | _index_cmp (const char *a, const char *b) |
|
|
719 | PROTOTYPE: $$ |
|
|
720 | CODE: |
|
|
721 | RETVAL = strverscmp (a, b); |
|
|
722 | OUTPUT: |
|
|
723 | RETVAL |
|
|
724 | |
|
|
725 | #endif |
|
|
726 | |
