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1 | /* | |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * kdparse.c: Parses K and D lines. | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2005 ircd-ratbox development team | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
22 | * USA | |
23 | * | |
24 | * $Id: kdparse.c 254 2005-09-21 23:35:12Z nenolod $ | |
25 | */ | |
26 | ||
27 | #include "stdinc.h" | |
28 | #include "tools.h" | |
29 | #include "s_log.h" | |
30 | #include "s_conf.h" | |
31 | #include "s_newconf.h" | |
32 | #include "hostmask.h" | |
33 | #include "client.h" | |
34 | #include "irc_string.h" | |
35 | #include "memory.h" | |
36 | #include "hash.h" | |
37 | ||
38 | /* conf_add_fields() | |
39 | * | |
40 | * inputs - pointer to config item, host/pass/user/operreason/date fields | |
41 | * output - NONE | |
42 | * side effects - update respective fields with pointers | |
43 | */ | |
44 | static void | |
45 | conf_add_fields(struct ConfItem *aconf, const char *host_field, | |
46 | const char *pass_field, const char *user_field, | |
47 | const char *operreason_field, const char *date_field) | |
48 | { | |
49 | if(host_field != NULL) | |
50 | DupString(aconf->host, host_field); | |
51 | if(pass_field != NULL) | |
52 | { | |
53 | if(!EmptyString(date_field)) | |
54 | { | |
55 | aconf->passwd = MyMalloc(strlen(pass_field) + strlen(date_field) + 4); | |
56 | ircsprintf(aconf->passwd, "%s (%s)", pass_field, date_field); | |
57 | } | |
58 | else | |
59 | DupString(aconf->passwd, pass_field); | |
60 | } | |
61 | if(user_field != NULL) | |
62 | DupString(aconf->user, user_field); | |
63 | if(operreason_field != NULL) | |
64 | DupString(aconf->spasswd, operreason_field); | |
65 | } | |
66 | ||
67 | /* | |
68 | * parse_k_file | |
69 | * Inputs - pointer to line to parse | |
70 | * Output - NONE | |
71 | * Side Effects - Parse one new style K line | |
72 | */ | |
73 | ||
74 | void | |
75 | parse_k_file(FILE * file) | |
76 | { | |
77 | struct ConfItem *aconf; | |
78 | char *user_field = NULL; | |
79 | char *reason_field = NULL; | |
80 | char *operreason_field = NULL; | |
81 | char *host_field = NULL; | |
82 | char *date_field = NULL; | |
83 | char line[BUFSIZE]; | |
84 | char *p; | |
85 | ||
86 | while (fgets(line, sizeof(line), file)) | |
87 | { | |
88 | if((p = strchr(line, '\n')) != NULL) | |
89 | *p = '\0'; | |
90 | ||
91 | if((*line == '\0') || (*line == '#')) | |
92 | continue; | |
93 | ||
94 | user_field = getfield(line); | |
95 | if(EmptyString(user_field)) | |
96 | continue; | |
97 | ||
98 | host_field = getfield(NULL); | |
99 | if(EmptyString(host_field)) | |
100 | continue; | |
101 | ||
102 | reason_field = getfield(NULL); | |
103 | if(EmptyString(reason_field)) | |
104 | continue; | |
105 | ||
106 | operreason_field = getfield(NULL); | |
107 | date_field = getfield(NULL); | |
108 | ||
109 | aconf = make_conf(); | |
110 | aconf->status = CONF_KILL; | |
111 | conf_add_fields(aconf, host_field, reason_field, | |
112 | user_field, operreason_field, date_field); | |
113 | ||
114 | if(aconf->host != NULL) | |
115 | add_conf_by_address(aconf->host, CONF_KILL, aconf->user, aconf); | |
116 | } | |
117 | } | |
118 | ||
119 | /* | |
120 | * parse_d_file | |
121 | * Inputs - pointer to line to parse | |
122 | * Output - NONE | |
123 | * Side Effects - Parse one new style D line | |
124 | */ | |
125 | ||
126 | void | |
127 | parse_d_file(FILE * file) | |
128 | { | |
129 | struct ConfItem *aconf; | |
130 | char *reason_field = NULL; | |
131 | char *host_field = NULL; | |
132 | char *operreason_field = NULL; | |
133 | char *date_field = NULL; | |
134 | char line[BUFSIZE]; | |
135 | char *p; | |
136 | ||
137 | while (fgets(line, sizeof(line), file)) | |
138 | { | |
139 | if((p = strchr(line, '\n'))) | |
140 | *p = '\0'; | |
141 | ||
142 | if((*line == '\0') || (line[0] == '#')) | |
143 | continue; | |
144 | ||
145 | host_field = getfield(line); | |
146 | if(EmptyString(host_field)) | |
147 | continue; | |
148 | ||
149 | reason_field = getfield(NULL); | |
150 | if(EmptyString(reason_field)) | |
151 | continue; | |
152 | ||
153 | operreason_field = getfield(NULL); | |
154 | date_field = getfield(NULL); | |
155 | ||
156 | aconf = make_conf(); | |
157 | aconf->status = CONF_DLINE; | |
158 | conf_add_fields(aconf, host_field, reason_field, "", operreason_field, date_field); | |
159 | conf_add_d_conf(aconf); | |
160 | } | |
161 | } | |
162 | ||
163 | void | |
164 | parse_x_file(FILE * file) | |
165 | { | |
166 | struct ConfItem *aconf; | |
167 | char *gecos_field = NULL; | |
168 | char *reason_field = NULL; | |
169 | char line[BUFSIZE]; | |
170 | char *p; | |
171 | ||
172 | while (fgets(line, sizeof(line), file)) | |
173 | { | |
174 | if((p = strchr(line, '\n'))) | |
175 | *p = '\0'; | |
176 | ||
177 | if((*line == '\0') || (line[0] == '#')) | |
178 | continue; | |
179 | ||
180 | gecos_field = getfield(line); | |
181 | if(EmptyString(gecos_field)) | |
182 | continue; | |
183 | ||
184 | /* field for xline types, which no longer exist */ | |
185 | getfield(NULL); | |
186 | ||
187 | reason_field = getfield(NULL); | |
188 | if(EmptyString(reason_field)) | |
189 | continue; | |
190 | ||
191 | /* sanity checking */ | |
192 | if((find_xline_mask(gecos_field) != NULL) || | |
193 | (strchr(reason_field, ':') != NULL)) | |
194 | continue; | |
195 | ||
196 | aconf = make_conf(); | |
197 | aconf->status = CONF_XLINE; | |
198 | ||
199 | DupString(aconf->name, gecos_field); | |
200 | DupString(aconf->passwd, reason_field); | |
201 | ||
202 | dlinkAddAlloc(aconf, &xline_conf_list); | |
203 | } | |
204 | } | |
205 | ||
206 | void | |
207 | parse_resv_file(FILE * file) | |
208 | { | |
209 | struct ConfItem *aconf; | |
210 | char *reason_field; | |
211 | char *host_field; | |
212 | char line[BUFSIZE]; | |
213 | char *p; | |
214 | ||
215 | while (fgets(line, sizeof(line), file)) | |
216 | { | |
217 | if((p = strchr(line, '\n'))) | |
218 | *p = '\0'; | |
219 | ||
220 | if((*line == '\0') || (line[0] == '#')) | |
221 | continue; | |
222 | ||
223 | host_field = getfield(line); | |
224 | if(EmptyString(host_field)) | |
225 | continue; | |
226 | ||
227 | reason_field = getfield(NULL); | |
228 | if(EmptyString(reason_field)) | |
229 | continue; | |
230 | ||
231 | if(IsChannelName(host_field)) | |
232 | { | |
233 | if(hash_find_resv(host_field)) | |
234 | continue; | |
235 | ||
236 | aconf = make_conf(); | |
237 | aconf->status = CONF_RESV_CHANNEL; | |
238 | aconf->port = 0; | |
239 | ||
240 | DupString(aconf->name, host_field); | |
241 | DupString(aconf->passwd, reason_field); | |
242 | add_to_resv_hash(aconf->name, aconf); | |
243 | } | |
244 | else if(clean_resv_nick(host_field)) | |
245 | { | |
246 | if(find_nick_resv_mask(host_field)) | |
247 | continue; | |
248 | ||
249 | aconf = make_conf(); | |
250 | aconf->status = CONF_RESV_NICK; | |
251 | aconf->port = 0; | |
252 | ||
253 | DupString(aconf->name, host_field); | |
254 | DupString(aconf->passwd, reason_field); | |
255 | dlinkAddAlloc(aconf, &resv_conf_list); | |
256 | } | |
257 | } | |
258 | } | |
259 | ||
260 | /* | |
261 | * getfield | |
262 | * | |
263 | * inputs - input buffer | |
264 | * output - next field | |
265 | * side effects - field breakup for ircd.conf file. | |
266 | */ | |
267 | char * | |
268 | getfield(char *newline) | |
269 | { | |
270 | static char *line = NULL; | |
271 | char *end, *field; | |
272 | ||
273 | if(newline != NULL) | |
274 | line = newline; | |
275 | ||
276 | if(line == NULL) | |
277 | return (NULL); | |
278 | ||
279 | field = line; | |
280 | ||
281 | /* XXX make this skip to first " if present */ | |
282 | if(*field == '"') | |
283 | field++; | |
284 | else | |
285 | return (NULL); /* mal-formed field */ | |
286 | ||
287 | end = strchr(line, ','); | |
288 | ||
289 | while(1) | |
290 | { | |
291 | /* no trailing , - last field */ | |
292 | if(end == NULL) | |
293 | { | |
294 | end = line + strlen(line); | |
295 | line = NULL; | |
296 | ||
297 | if(*end == '"') | |
298 | { | |
299 | *end = '\0'; | |
300 | return field; | |
301 | } | |
302 | else | |
303 | return NULL; | |
304 | } | |
305 | else | |
306 | { | |
307 | /* look for a ", to mark the end of a field.. */ | |
308 | if(*(end - 1) == '"') | |
309 | { | |
310 | line = end + 1; | |
311 | end--; | |
312 | *end = '\0'; | |
313 | return field; | |
314 | } | |
315 | ||
316 | /* search for the next ',' */ | |
317 | end++; | |
318 | end = strchr(end, ','); | |
319 | } | |
320 | } | |
321 | ||
322 | return NULL; | |
323 | } |