1 | /***************************************
2 | $Revision: 1.58 $
3 |
4 | Query command module (qc). This is what the whois query gets stored as in
5 | memory.
6 |
7 | Status: NOT REVUED, TESTED
8 |
9 | ******************/ /******************
10 | Filename : query_command.c
11 | Author : ottrey@ripe.net
12 | Modifications by : marek@ripe.net
13 | ******************/ /******************
14 | Copyright (c) 1999,2000,2001,2002 RIPE NCC
15 |
16 | All Rights Reserved
17 |
18 | Permission to use, copy, modify, and distribute this software and its
19 | documentation for any purpose and without fee is hereby granted,
20 | provided that the above copyright notice appear in all copies and that
21 | both that copyright notice and this permission notice appear in
22 | supporting documentation, and that the name of the author not be
23 | used in advertising or publicity pertaining to distribution of the
24 | software without specific, written prior permission.
25 |
26 | THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
27 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
28 | AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
29 | DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
30 | AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
31 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
32 | ***************************************/
33 |
34 | #define QC_IMPL
35 | #include "rip.h"
36 |
37 | #include <stdlib.h>
38 | #include <stdio.h>
39 | #include <string.h>
40 | #include <ctype.h>
41 |
42 |
43 | #define MAX_OPT_ARG_C 20
44 |
45 | extern char *suboptarg;
46 | extern int getsubopt(char **optionp, char * const *tokens, char **valuep);
47 |
48 | /*++++++++++++++++++++++++++++++++++++++
49 | make a list of sources. expects list to hold source handles
50 |
51 | char *
52 | qc_sources_list_to_string returns an allocated string, must be freed
53 |
54 | GList *list list of source handles (as defined by CA)
55 |
56 | ++++++++++++++++++++++++++++++++++++++*/
57 | char *
58 | qc_sources_list_to_string(GList *list)
59 | {
60 | GString *tmp;
61 | GList *qitem;
62 | char *result;
63 |
64 | /* use GString for the result, because it resizes magically */
65 | tmp = g_string_sized_new(STR_L);
66 |
67 | /* loop through the list, creating a string with the names of the
68 | sources separated by commas */
69 | qitem = g_list_first(list);
70 | if (qitem != NULL) {
71 | for (;;) {
72 | ca_dbSource_t *source_hdl = (ca_dbSource_t *) ( qitem->data );
73 | char *srcname = ca_get_srcname( source_hdl );
74 | g_string_append(tmp, srcname);
75 |
76 | qitem = g_list_next(qitem);
77 | if (qitem == NULL) {
78 | break;
79 | }
80 |
81 | g_string_append_c(tmp, ',');
82 | }
83 | }
84 |
85 | /* move to a new buffer for the return */
86 | result = UT_strdup(tmp->str);
87 | g_string_free(tmp, TRUE);
88 | return result;
89 | }
90 |
91 | /* QC_environ_to_string() */
92 | /*++++++++++++++++++++++++++++++++++++++
93 | Convert the query_environ to a string.
94 |
95 | Query_environ *query_environ The query_environ to be converted.
96 |
97 | More:
98 | +html+ <PRE>
99 | Authors:
100 | ottrey
101 | +html+ </PRE><DL COMPACT>
102 | +html+ <DT>Online References:
103 | +html+ <DD><UL>
104 | +html+ </UL></DL>
105 |
106 | ++++++++++++++++++++++++++++++++++++++*/
107 | char *
108 | QC_environ_to_string(Query_environ qe)
109 | {
110 | char *sources;
111 | char passed_addr[IP_ADDRSTR_MAX];
112 | GString *tmp;
113 | char *result;
114 |
115 | /* convert the sources and the passed address (if any) to printable strings */
116 | sources = qc_sources_list_to_string(qe.sources_list);
117 | if( IP_addr_b2a( &(qe.pIP), passed_addr, IP_ADDRSTR_MAX) != IP_OK ) {
118 | passed_addr[0] = '\0';
119 | }
120 |
121 | /* format the environment info */
122 | tmp = g_string_sized_new(STR_L);
123 | g_string_sprintf(tmp,
124 | "host=%s, keep_connection=%s, sources=%s, version=%s%s%s",
125 | qe.condat.ip,
126 | qe.k ? "on" : "off",
127 | sources,
128 | (qe.version == NULL) ? "?" : qe.version,
129 | passed_addr[0] == '\0' ? "" : ", passedIP=",
130 | passed_addr);
131 |
132 | /* move result to return buffer, and free up memory */
133 | result = UT_strdup(tmp->str);
134 | g_string_free(tmp, TRUE);
135 | UT_free(sources);
136 |
137 | return result;
138 |
139 | } /* QC_environ_to_string() */
140 |
141 | /* QC_query_command_to_string() */
142 | /*++++++++++++++++++++++++++++++++++++++
143 | Convert the query_command to a string.
144 |
145 | Query_command *query_command The query_command to be converted.
146 |
147 | More:
148 | +html+ <PRE>
149 | Authors:
150 | ottrey
151 | +html+ </PRE><DL COMPACT>
152 | +html+ <DT>Online References:
153 | +html+ <DD><UL>
154 | +html+ </UL></DL>
155 |
156 | ++++++++++++++++++++++++++++++++++++++*/
157 | char *QC_query_command_to_string(Query_command *query_command) {
158 | char result_buf[STR_XL];
159 | char *str1;
160 | char *str2;
161 | char *str3;
162 |
163 | str1 = MA_to_string(query_command->inv_attrs_bitmap, DF_get_attribute_names());
164 | str2 = MA_to_string(query_command->object_type_bitmap, DF_get_class_names());
165 | str3 = WK_to_string(query_command->keytypes_bitmap);
166 |
167 | sprintf(result_buf, "Query_command : inv_attrs=%s, recursive=%s, object_type=%s, (c=%s,e=%d,g=%d,l=%d,m=%d,q=%d,t=%d,v=%d,x=%d,F=%d,K=%d,L=%d,M=%d,R=%d,S=%d), possible keytypes=%s, keys=[%s]",
168 | str1,
169 | query_command->recursive?"y":"n",
170 | str2,
171 | query_command->c_irt_search ? "TRUE" : "FALSE",
172 | query_command->e,
173 | query_command->g,
174 | query_command->l,
175 | query_command->m,
176 | query_command->q,
177 | query_command->t,
178 | query_command->v,
179 | query_command->x,
180 | query_command->fast,
181 | query_command->filtered,
182 | query_command->L,
183 | query_command->M,
184 | query_command->R,
185 | query_command->S,
186 | str3,
187 | query_command->keys);
188 | UT_free(str1);
189 | UT_free(str2);
190 | UT_free(str3);
191 |
192 | return UT_strdup(result_buf);
193 |
194 | } /* QC_query_command_to_string() */
195 |
196 | /* log_command() */
197 | /*++++++++++++++++++++++++++++++++++++++
198 | Log the command.
199 | This is more to do with Tracing. And should/will get merged with a tracing
200 | module (when it is finalized.)
201 |
202 | char *query_str
203 |
204 | Query_command *query_command
205 |
206 | More:
207 | +html+ <PRE>
208 | Authors:
209 | ottrey
210 | +html+ </PRE><DL COMPACT>
211 | +html+ <DT>Online References:
212 | +html+ <DD><UL>
213 | +html+ </UL></DL>
214 |
215 | ++++++++++++++++++++++++++++++++++++++*/
216 | static void log_command(char *query_str, Query_command *query_command) {
217 | char *str;
218 |
219 | if( ER_is_traced(FAC_QC, ASP_QC_BUILD) ) {
220 | str = QC_query_command_to_string(query_command);
221 | ER_dbg_va(FAC_QC, ASP_QC_BUILD,
222 | "query=[%s] %s", query_str, str);
223 | UT_free(str);
224 | }
225 | } /* log_command() */
226 |
227 | /* QC_environ_free() */
228 | /*++++++++++++++++++++++++++++++++++++++
229 | Free the query_environ.
230 |
231 | Query_command *qc query_environ to be freed.
232 |
233 | More:
234 | +html+ <PRE>
235 | Authors:
236 | ottrey
237 | +html+ </PRE><DL COMPACT>
238 | +html+ <DT>Online References:
239 | +html+ <DD><UL>
240 | +html+ </UL></DL>
241 |
242 | ++++++++++++++++++++++++++++++++++++++*/
243 | void QC_environ_free(Query_environ *qe) {
244 | if (qe != NULL) {
245 | UT_free(qe->version);
246 |
247 | if (qe->sources_list != NULL) {
248 | g_list_free(qe->sources_list);
249 | qe->sources_list=NULL;
250 | }
251 | UT_free(qe);
252 | }
253 | } /* QC_environ_free() */
254 |
255 | /* QC_free() */
256 | /*++++++++++++++++++++++++++++++++++++++
257 | Free the query_command.
258 |
259 | Query_command *qc query_command to be freed.
260 |
261 | XXX I'm not sure the bitmaps will get freed.
262 | qc->inv_attrs_bitmap
263 | qc->object_type_bitmap
264 | qc->keytypes_bitmap
265 |
266 | More:
267 | +html+ <PRE>
268 | Authors:
269 | ottrey
270 | +html+ </PRE><DL COMPACT>
271 | +html+ <DT>Online References:
272 | +html+ <DD><UL>
273 | +html+ </UL></DL>
274 |
275 | ++++++++++++++++++++++++++++++++++++++*/
276 | void QC_free(Query_command *qc) {
277 | if (qc != NULL) {
278 | if (qc->keys != NULL) {
279 | UT_free(qc->keys);
280 | }
281 | UT_free(qc);
282 | }
283 | } /* QC_free() */
284 |
285 |
286 |
287 | /* QC_fill() */
288 | /*++++++++++++++++++++++++++++++++++++++
289 | Create a new query_command.
290 | Returns 0 when OK, -1 when query incorrect.
291 |
292 | char *query_str The garden variety whois query string.
293 |
294 | Query_environ *qe the environment
295 |
296 | More:
297 | +html+ <PRE>
298 | Authors:
299 | ottrey - original code
300 | marek - modified for my getopts, multiple sources;
301 | and generally cleaned.
302 | +html+ </PRE><DL COMPACT>
303 | +html+ <DT>Online References:
304 | +html+ <DD><UL>
305 | +html+ </UL></DL>
306 |
307 | ++++++++++++++++++++++++++++++++++++++*/
308 | static
309 | int QC_fill(char *query_str,
310 | Query_command *query_command,
311 | Query_environ *qe) {
312 |
313 | int c;
314 | int synerrflg = 0;
315 | int badparerr = 0;
316 | int minusk = 0;
317 | char *inv_attrs_str = NULL;
318 | char *object_types_str = NULL;
319 | int opt_argc;
320 | gchar **opt_argv;
321 | char *value;
322 | /* char *tmp_query_str;*/
323 | unsigned key_length;
324 | int i;
325 | int index;
326 | C_Type_t type;
327 | A_Type_t attr;
328 | getopt_state_t *gst = NULL;
329 |
330 | query_command->c_irt_search = FALSE;
331 | query_command->d = 0;
332 | query_command->e = 0;
333 | query_command->g = 0;
334 | query_command->inv_attrs_bitmap = MA_new(MA_END);
335 | query_command->recursive = 1; /* Recursion is on by default. */
336 | query_command->l = 0;
337 | query_command->m = 0;
338 | query_command->q = -1;
339 | query_command->t = -1;
340 | query_command->v = -1;
341 | query_command->x = 0;
342 | query_command->fast = 0;
343 | query_command->filtered = 0;
344 | query_command->L = 0;
345 | query_command->M = 0;
346 | query_command->R = 0;
347 | query_command->S = 0;
348 |
349 | /* XXX UGLY - "all zeros" in object_type_bitmap means the same as
350 | "all ones". To limit the inconsistency, this is changed at the end
351 | of this function, so outside "all zeros" is an illegal value. */
352 | query_command->object_type_bitmap = MA_new(MA_END);
353 | /*
354 | query_command->keytypes_bitmap = MA_new(MA_END);
355 | */
356 | query_command->keys = NULL;
357 |
358 | /* This is so Marek can't crash me :-) */
359 | /* Side Effect - query keys are subsequently cut short to STR_S size. */
360 |
361 | /* tmp_query_str = (char *)UT_calloc(1, STR_S+1);
362 | strncpy(tmp_query_str, query_str, STR_S);*/
363 |
364 | /* Create the arguments. */
365 | /* This allows only a maximum of MAX_OPT_ARG_C words in the query. */
366 | /* opt_argv = g_strsplit(tmp_query_str, " ", MAX_OPT_ARG_C);*/
367 | opt_argv = g_strsplit(query_str, " ", MAX_OPT_ARG_C);
368 |
369 | /* Determine the number of arguments. */
370 | for (opt_argc=0; opt_argv[opt_argc] != NULL; opt_argc++);
371 |
372 | dieif( (gst = mg_new(0)) == NULL );
373 |
374 | while ((c = mg_getopt(opt_argc, opt_argv, "acdegi:klrmq:s:t:v:xFKLMRST:V:",
375 | gst)) != EOF) {
376 | switch (c) {
377 | case 'a':
378 | /* Remove any user specified sources from the sources list. */
379 | /* free the list only, do not touch the elements */
380 | g_list_free(qe->sources_list);
381 | qe->sources_list=NULL;
382 |
383 | /* Add all the config sources to the sources list. */
384 | {
385 | int i;
386 | ca_dbSource_t *hdl;
387 |
388 | for (i=0; (hdl = ca_get_SourceHandleByPosition(i)) != NULL; i++) {
389 | qe->sources_list = g_list_append(qe->sources_list, (void *)hdl);
390 | }
391 | }
392 |
393 |
394 | break;
395 |
396 | case 'c':
397 | query_command->c_irt_search = TRUE;
398 | break;
399 |
400 | case 'e':
401 | query_command->e=1;
402 | break;
403 |
404 | case 'd':
405 | query_command->d=1;
406 | break;
407 |
408 | case 'g':
409 | query_command->g=1;
410 | break;
411 |
412 | case 'i':
413 | if (gst->optarg != NULL) {
414 | char *hackstr = NULL;
415 |
416 | inv_attrs_str = gst->optarg;
417 | /*
418 | Now a really stupid hard-coded hack to support "pn" being a
419 | synonym for "ac,tc,zc,ah". I particularly object to this because
420 | it references attributes that should only be defined in XML - but
421 | I don't see a simplier more robust way of doing this hack.
422 | :-( - ottrey 8/12/99
423 |
424 | ** removed a memory leak - MB, 1/08/00
425 |
426 | ** removed the use of "ro", added "person" - shane, 2002-01-23
427 |
428 | */
429 | if ( strcmp(inv_attrs_str, "pn") == 0
430 | || strcmp(inv_attrs_str, "person") == 0) {
431 | hackstr = UT_strdup("ac,tc,zc,ah,cn");
432 | inv_attrs_str = hackstr;
433 | }
434 | while (*inv_attrs_str) {
435 | index = getsubopt(&inv_attrs_str, DF_get_attribute_aliases(), &value);
436 | if (index == -1) {
437 | /* Unknown attribute encountered. */
438 | char *rep = ca_get_qc_badattr ;
439 | SK_cd_puts(&(qe->condat), rep);
440 | UT_free(rep);
441 |
442 | attr = -1;
443 | badparerr++;
444 | }
445 | else {
446 | mask_t inv_attr_mask = MA_new(INV_ATTR_MASK);
447 | attr = DF_get_attribute_index(index);
448 | if ( MA_isset(inv_attr_mask, attr) == 1 ) {
449 | /* Add the attr to the bitmap. */
450 | MA_set(&(query_command->inv_attrs_bitmap), attr, 1);
451 | }
452 | else {
453 | /* "%s" is not an inverse searchable attribute. */
454 | char *rep = ca_get_qc_fmt_attrnotinv ;
455 | SK_cd_printf(&(qe->condat), rep,
456 | (DF_get_attribute_aliases())[index]);
457 | UT_free(rep);
458 | badparerr++;
459 | }
460 | }
461 | } /* while () */
462 |
463 | if( hackstr != NULL) {
464 | UT_free(hackstr);
465 | }
466 | } /* if () */
467 | break;
468 |
469 | case 'k':
470 | minusk = 1;
471 | break;
472 |
473 | case 'r':
474 | query_command->recursive=0; /* Unset recursion */
475 | break;
476 |
477 | case 'l':
478 | query_command->l=1;
479 | break;
480 |
481 | case 'm':
482 | query_command->m=1;
483 | break;
484 |
485 | case 'q':
486 | if (gst->optarg != NULL) {
487 | index = getsubopt(&gst->optarg, DF_get_server_queries(), &value);
488 | if (index == -1) {
489 | synerrflg++;
490 | }
491 | else {
492 | query_command->q = index;
493 | }
494 | } /* if () */
495 | break;
496 |
497 | case 's':
498 | if (gst->optarg != NULL) {
499 | char *token, *cursor = gst->optarg;
500 | ca_dbSource_t *handle;
501 |
502 | /* Remove any sources from the sources list. */
503 | g_list_free(qe->sources_list);
504 | qe->sources_list=NULL;
505 |
506 | /* go through specified sources */
507 | while( (token = strsep( &cursor, "," )) != NULL ) {
508 |
509 | if( (handle = ca_get_SourceHandleByName(token)) != NULL ) {
510 | /* append */
511 | qe->sources_list
512 | = g_list_append(qe->sources_list, (void *) handle );
513 | }
514 | else {
515 | /* bail out */
516 |
517 | /* Unknown source %s requested. */
518 | char *rep = ca_get_qc_fmt_badsource ;
519 | SK_cd_printf(&(qe->condat), rep, token );
520 | UT_free(rep);
521 |
522 | /* XXX error */
523 | badparerr++;
524 |
525 | } /* if handle not null */
526 | } /* while sources */
527 | } /* if argument present */
528 | break;
529 |
530 | case 't':
531 | if (gst->optarg != NULL) {
532 | object_types_str = gst->optarg;
533 | while (*object_types_str) {
534 | index = getsubopt(&object_types_str, DF_get_class_aliases(), &value);
535 | if (index == -1) {
536 | /* Unknown object type encountered */
537 | char *rep = ca_get_qc_badobjtype ;
538 | SK_cd_puts(&(qe->condat), rep);
539 | UT_free(rep);
540 | badparerr++;
541 | }
542 | else {
543 | type = DF_get_class_index(index);
544 | query_command->t=type;
545 | }
546 | }
547 | }
548 | break;
549 |
550 | case 'v':
551 | if (gst->optarg != NULL) {
552 | object_types_str = gst->optarg;
553 | if (*object_types_str) {
554 | index = getsubopt(&object_types_str, DF_get_class_aliases(), &value);
555 | if (index == -1) {
556 | /* Unknown object type encountered */
557 | char *rep = ca_get_qc_badobjtype ;
558 | SK_cd_puts(&(qe->condat), rep);
559 | UT_free(rep);
560 | badparerr++;
561 | }
562 | else {
563 | type = DF_get_class_index(index);
564 | query_command->v=type;
565 | }
566 | }
567 | }
568 | break;
569 |
570 | case 'x':
571 | query_command->x=1;
572 | break;
573 |
574 | case 'F':
575 | query_command->fast=1;
576 | query_command->recursive=0; /* implies no recursion */
577 | break;
578 |
579 | case 'K':
580 | query_command->filtered=1;
581 | query_command->recursive=0; /* implies no recursion */
582 | break;
583 |
584 | case 'L':
585 | query_command->L=1;
586 | break;
587 |
588 | case 'M':
589 | query_command->M=1;
590 | break;
591 |
592 | case 'R':
593 | query_command->R=1;
594 | break;
595 |
596 | case 'S':
597 | query_command->S=1;
598 | break;
599 |
600 | case 'T':
601 | if (gst->optarg != NULL) {
602 | /* parse the specification */
603 | object_types_str = gst->optarg;
604 | while (*object_types_str) {
605 | index = getsubopt(&object_types_str, DF_get_class_aliases(), &value);
606 | if (index == -1) {
607 | /* Unknown object type encountered */
608 | char *rep = ca_get_qc_badobjtype ;
609 | SK_cd_puts(&(qe->condat), rep);
610 | UT_free(rep);
611 | badparerr++;
612 | }
613 | else {
614 | type = DF_get_class_index(index);
615 | /* Add the type to the bitmap. */
616 | MA_set(&(query_command->object_type_bitmap), (unsigned) type, 1);
617 | }
618 | }
619 | }
620 | break;
621 |
622 | case 'V':
623 | {
624 | char *token, *cursor = gst->optarg;
625 | while( (token = strsep( &cursor, "," )) != NULL ) {
626 | if(IP_addr_e2b( & (qe->pIP), token)
627 | != IP_OK ) {
628 | /* means it was not an IP -> it was a version */
629 | UT_free(qe->version);
630 | qe->version = UT_strdup(token);
631 | }
632 | }
633 | }
634 | break;
635 |
636 | /* any other flag, including '?' and ':' errors */
637 | default:
638 | synerrflg++;
639 | }
640 | }
641 |
642 | /* copy the key */
643 |
644 | /* Work out the length of space needed */
645 | key_length = 1; /* for terminal '\0' */
646 | for (i=gst->optind ; i < opt_argc; i++) {
647 | /* length for the string + 1 for the '\0'+ 1 for the ' ' */
648 | if (opt_argv[i] != NULL) {
649 | key_length += strlen(opt_argv[i])+1;
650 | }
651 | }
652 | /* allocate */
653 | query_command->keys = (char *)UT_calloc(1, key_length+1);
654 |
655 | /* copy */
656 | for (i=gst->optind; i < opt_argc; i++) {
657 | strcat(query_command->keys, opt_argv[i]);
658 | if ( (i + 1) < opt_argc) {
659 | strcat(query_command->keys, " ");
660 | }
661 | }
662 |
663 | /* if no error, process the key, otherwise don't bother */
664 | if ( ! synerrflg && ! badparerr ) {
665 | /* convert the key to uppercase. */
666 | for (i=0; i <= key_length; i++) {
667 | query_command->keys[i] = toupper(query_command->keys[i]);
668 | }
669 |
670 | /* make the keytypes_bitmap. */
671 | query_command->keytypes_bitmap = WK_new(query_command->keys);
672 |
673 | /* fix the object type bitmap - turn "all zeros" into "all ones" */
674 | if( MA_bitcount(query_command->object_type_bitmap) == 0 ) {
675 | query_command->object_type_bitmap = MA_not(query_command->object_type_bitmap);
676 | }
677 |
678 | /* -d handling: if the keytype is IPv4/v6 address/prefix/range, then
679 | exclude the domains unless -d is set
680 | XXX this must be kept in sync with new types */
681 | if( query_command->d == 0
682 | && ( MA_isset(query_command->keytypes_bitmap, WK_IPADDRESS)
683 | || MA_isset(query_command->keytypes_bitmap, WK_IPRANGE )
684 | || MA_isset(query_command->keytypes_bitmap, WK_IPPREFIX )
685 | || MA_isset(query_command->keytypes_bitmap, WK_IP6PREFIX )
686 | ) ) {
687 |
688 | MA_set(&(query_command->object_type_bitmap), C_DN , 0);
689 | }
690 |
691 | /* tracing */
692 | /* log_command(tmp_query_str, query_command);*/
693 | log_command(query_str, query_command);
694 |
695 | /* "keep connection" processing:
696 | when opening connection, -k may be alone or with a query
697 | later -k must appear alone (or there must be an empty line,
698 | or an error) for the connection to close.
699 | */
700 | if( minusk ) {
701 | if( qe->k == 0 ) { /* opening */
702 | qe->k = 1;
703 | }
704 | else { /* closing, if no key; otherwise keep open */
705 | if( key_length <= 1 ) {
706 | qe->k = 0;
707 | }
708 | }
709 | }
710 |
711 | } /* if no error */
712 |
713 | /* we don't need this anymore */
714 | /* UT_free(tmp_query_str);*/
715 | UT_free(gst);
716 | g_strfreev(opt_argv);
717 |
718 | if(synerrflg > 0) { /* severe syntax error. Usage must be printed */
719 | return QC_SYNERR;
720 | }
721 | else if(badparerr > 0) { /* the requester has a clue. No Usage info */
722 | return QC_PARERR;
723 | }
724 | else {
725 | return 0;
726 | }
727 | } /* QC_fill() */
728 |
729 | /* QC_environ_new() */
730 | /*++++++++++++++++++++++++++++++++++++++
731 | Create a new query environment.
732 |
733 | More:
734 | +html+ <PRE>
735 | Authors:
736 | ottrey
737 | +html+ </PRE><DL COMPACT>
738 | +html+ <DT>Online References:
739 | +html+ <DD><UL>
740 | +html+ </UL></DL>
741 |
742 | ++++++++++++++++++++++++++++++++++++++*/
743 | Query_environ *QC_environ_new(char *ip, int sock) {
744 | Query_environ *qe;
745 |
746 | qe = (Query_environ *)UT_calloc(1, sizeof(Query_environ));
747 | qe->condat.ip = ip;
748 | qe->condat.sock = sock;
749 |
750 | /* The source is initialized to include only the deflook sources */
751 | {
752 | int i;
753 | ca_dbSource_t *hdl;
754 |
755 | for (i=0; (hdl = ca_get_SourceHandleByPosition(i)) != NULL; i++) {
756 | char *amrmrulez = ca_get_srcdeflook(hdl);
757 | if( strcmp(amrmrulez, "y")==0 ) {
758 | qe->sources_list = g_list_append(qe->sources_list, (void *)hdl);
759 | }
760 | UT_free(amrmrulez);
761 | }
762 | }
763 |
764 | return qe;
765 |
766 | } /* QC_environ_new() */
767 |
768 |
769 |
770 |
771 | /* QC_create() */
772 | /*++++++++++++++++++++++++++++++++++++++
773 | try to parse the query and fill in the QC struct, setting
774 | qc->query_type accordingly.
775 |
776 | Query_command *QC_create returns allocated structure
777 |
778 | char *input user query
779 |
780 | Query_environ *qe query environment structure
781 |
782 | Author:
783 | marek.
784 |
785 | ++++++++++++++++++++++++++++++++++++++*/
786 |
787 | Query_command *QC_create(char *input, Query_environ *qe)
788 | {
789 | Query_command *qc;
790 | /* allocate place for a copy of the input */
791 | char *copy = UT_calloc(1,strlen(input)+1);
792 | unsigned char *ci, *co;
793 | int qt;
794 | /* clean the string from junk - allow only known chars, something like
795 | tr/A-Za-z0-9\-\_\:\+\=\.\,\@\/ \n//cd;
796 |
797 | strip leading spaces too
798 | */
799 |
800 | for(ci = (unsigned char *)input; *ci != 0 && isspace(*ci); ci++) {
801 | /* EMPTY */
802 | }
803 |
804 | for(co = (unsigned char *) copy; *ci != 0; ci++) {
805 | if( strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZ" /* only those are allowed */
806 | "abcdefghijklmnopqrstuvwxyz"
807 | "0123456789-_:+=.,@/?' \n", *ci) != NULL) {
808 | *(co++) = *ci;
809 | }
810 | }
811 |
812 | /* now delete whitespace chars at the end */
813 | while( co != (unsigned char *)copy /* don't read past the beginning */
814 | && isspace(*co) ) {
815 | *co = '\0';
816 | co--;
817 | }
818 |
819 |
820 | qc = (Query_command *)UT_calloc(1, sizeof(Query_command));
821 |
822 | if ( strlen(copy) == 0) {
823 | /* An empty query (Ie return) was sent */
824 | qc->query_type = QC_EMPTY;
825 | }
826 | else { /* else <==> input_length > 0 ) */
827 | /* parse query */
828 | qt = QC_fill(copy, qc, qe);
829 |
830 | if( qt == QC_SYNERR || qt == QC_PARERR ) {
831 | qc->query_type = qt;
832 | }
833 | else {
834 | /* Update the query environment */
835 | /* qe = QC_environ_update(qc, qe); */
836 |
837 | /* Only do a query if there are keys. */
838 | if (qc->keys == NULL || strlen(qc->keys) == 0 ) {
839 | if( strlen(qc->keys) == 0
840 | && ( qc->q != -1 || qc->t != -1 || qc->v != -1 ) ) {
841 | qc->query_type = QC_TEMPLATE;
842 | }
843 | else {
844 | qc->query_type = QC_NOKEY;
845 | }
846 | }
847 | else {
848 | if ( strcmp(qc->keys, "HELP") == 0 ) {
849 | qc->query_type = QC_HELP;
850 | }
851 | /* So, a real query */
852 | else if( qc->filtered ) {
853 | qc->query_type = QC_FILTERED;
854 | }
855 | else {
856 | qc->query_type = QC_REAL;
857 | }
858 | }
859 | }
860 | }
861 |
862 | UT_free(copy);
863 |
864 | return qc;
865 | }
866 |
867 |
868 | /*++++++++++++++++++++++++++++++++++++++
869 |
870 | Get the name of the given query type code.
871 |
872 | char *QC_get_qrytype returns a pointer to an element of array of static strings
873 |
874 | qc_qtype_t qrytype query type code
875 |
876 | ++++++++++++++++++++++++++++++++++++++*/
877 |
878 | char *QC_get_qrytype(qc_qtype_t qrytype) {
879 | dieif(qrytype >= QC_TYPE_MAX);
880 |
881 | return qrytype_str[qrytype];
882 | }