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Commit | Line | Data |
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4278cc14 IB |
1 | /* |
2 | * KILL functionality | |
3 | */ | |
4 | ||
5 | #include "newsearch.h" | |
6 | ||
7 | #include <stdio.h> | |
8 | #include <stdlib.h> | |
9 | ||
10 | #include "../control/control.h" /* controlreply() */ | |
11 | #include "../localuser/localuser.h" /* killuser() */ | |
12 | #include "../lib/irc_string.h" /* IPtostr() */ | |
2ba836f2 | 13 | #include "../lib/strlfunc.h" |
4278cc14 IB |
14 | |
15 | /* used for *_free functions that need to warn users of certain things | |
16 | i.e. hitting too many users in a (kill) or (gline) - declared in newsearch.c */ | |
219d27f1 | 17 | extern nick *senderNSExtern; |
4278cc14 | 18 | |
c7f7a584 | 19 | void *kill_exe(struct searchNode *thenode, void *theinput); |
4278cc14 | 20 | void kill_free(struct searchNode *thenode); |
a2646788 | 21 | static const char *defaultreason = "You (%n) have been disconnected for violating our terms of service"; |
4278cc14 IB |
22 | |
23 | struct kill_localdata { | |
24 | unsigned int marker; | |
25 | int count; | |
8e257015 | 26 | int type; |
96429168 | 27 | char reason[NSMAX_REASON_LEN]; |
4278cc14 IB |
28 | }; |
29 | ||
30 | struct searchNode *kill_parse(int type, int argc, char **argv) { | |
31 | struct kill_localdata *localdata; | |
32 | struct searchNode *thenode; | |
96429168 | 33 | int len; |
4278cc14 | 34 | |
9ce4f0be IB |
35 | if (!(localdata = (struct kill_localdata *) malloc(sizeof(struct kill_localdata)))) { |
36 | parseError = "malloc: could not allocate memory for this search."; | |
37 | return NULL; | |
38 | } | |
4278cc14 | 39 | localdata->count = 0; |
8e257015 IB |
40 | localdata->type = type; |
41 | if (type == SEARCHTYPE_CHANNEL) | |
42 | localdata->marker = nextchanmarker(); | |
43 | else | |
44 | localdata->marker = nextnickmarker(); | |
4278cc14 | 45 | |
96429168 | 46 | if (argc==1) { |
2ba836f2 CP |
47 | char *p = argv[0]; |
48 | if(*p == '\"') | |
7759d816 | 49 | p++; |
2ba836f2 CP |
50 | len = strlcpy(localdata->reason, p, sizeof(localdata->reason)); |
51 | if(len >= sizeof(localdata->reason)) { | |
52 | localdata->reason[sizeof(localdata->reason)-1] = '\0'; | |
53 | } else { | |
54 | localdata->reason[len-1] = '\0'; | |
55 | } | |
96429168 IB |
56 | } |
57 | else | |
2ba836f2 | 58 | strlcpy(localdata->reason, defaultreason, sizeof(localdata->reason)); |
96429168 | 59 | |
9ce4f0be IB |
60 | if (!(thenode=(struct searchNode *)malloc(sizeof (struct searchNode)))) { |
61 | /* couldn't malloc() memory for thenode, so free localdata to avoid leakage */ | |
62 | parseError = "malloc: could not allocate memory for this search."; | |
63 | free(localdata); | |
64 | return NULL; | |
65 | } | |
4278cc14 IB |
66 | |
67 | thenode->returntype = RETURNTYPE_BOOL; | |
68 | thenode->localdata = localdata; | |
69 | thenode->exe = kill_exe; | |
70 | thenode->free = kill_free; | |
71 | ||
72 | return thenode; | |
73 | } | |
74 | ||
c7f7a584 | 75 | void *kill_exe(struct searchNode *thenode, void *theinput) { |
4278cc14 | 76 | struct kill_localdata *localdata; |
8e257015 IB |
77 | nick *np; |
78 | chanindex *cip; | |
4278cc14 IB |
79 | |
80 | localdata = thenode->localdata; | |
81 | ||
8e257015 IB |
82 | if (localdata->type == SEARCHTYPE_CHANNEL) { |
83 | cip = (chanindex *)theinput; | |
84 | cip->marker = localdata->marker; | |
1545f345 | 85 | localdata->count += cip->channel->users->totalusers; |
8e257015 IB |
86 | } |
87 | else { | |
88 | np = (nick *)theinput; | |
89 | np->marker = localdata->marker; | |
90 | localdata->count++; | |
91 | } | |
4278cc14 | 92 | |
c7f7a584 | 93 | return (void *)1; |
4278cc14 IB |
94 | } |
95 | ||
96 | void kill_free(struct searchNode *thenode) { | |
97 | struct kill_localdata *localdata; | |
98 | nick *np, *nnp; | |
8e257015 IB |
99 | chanindex *cip, *ncip; |
100 | int i, j, safe=0; | |
42458fa5 | 101 | unsigned int nickmarker; |
2ba836f2 | 102 | char msgbuf[512]; |
4278cc14 IB |
103 | |
104 | localdata = thenode->localdata; | |
105 | ||
106 | if (localdata->count > NSMAX_KILL_LIMIT) { | |
107 | /* need to warn the user that they have just tried to twat half the network ... */ | |
108 | controlreply(senderNSExtern, "Warning: your pattern matches too many users (%d) - nothing done.", localdata->count); | |
4278cc14 IB |
109 | free(localdata); |
110 | free(thenode); | |
111 | return; | |
112 | } | |
113 | ||
8e257015 | 114 | if (localdata->type == SEARCHTYPE_CHANNEL) { |
42458fa5 | 115 | nickmarker=nextnickmarker(); |
8e257015 IB |
116 | for (i=0;i<CHANNELHASHSIZE;i++) { |
117 | for (cip=chantable[i];cip;cip=ncip) { | |
118 | ncip = cip->next; | |
119 | if (cip != NULL && cip->channel != NULL && cip->marker == localdata->marker) { | |
120 | for (j=0;j<cip->channel->users->hashsize;j++) { | |
121 | if (cip->channel->users->content[j]==nouser) | |
122 | continue; | |
123 | ||
124 | if ((np=getnickbynumeric(cip->channel->users->content[j]))) { | |
125 | if (!IsOper(np) && !IsService(np) && !IsXOper(np)) { | |
42458fa5 | 126 | np->marker=nickmarker; |
8e257015 IB |
127 | } |
128 | else | |
129 | safe++; | |
130 | } | |
131 | } | |
132 | } | |
133 | } | |
134 | } | |
42458fa5 P |
135 | for (i=0;i<NICKHASHSIZE;i++) { |
136 | for(np=nicktable[i];np;np=nnp) { | |
137 | nnp = np->next; | |
2ba836f2 CP |
138 | if (np->marker == nickmarker) { |
139 | nssnprintf(msgbuf, sizeof(msgbuf), localdata->reason, np); | |
140 | killuser(NULL, np, "%s", msgbuf); | |
141 | } | |
42458fa5 P |
142 | } |
143 | } | |
8e257015 IB |
144 | } |
145 | else { | |
146 | for (i=0;i<NICKHASHSIZE;i++) { | |
147 | for (np=nicktable[i];np;np=nnp) { | |
148 | nnp = np->next; | |
149 | if (np->marker == localdata->marker) { | |
150 | if (!IsOper(np) && !IsService(np) && !IsXOper(np)) { | |
2ba836f2 CP |
151 | nssnprintf(msgbuf, sizeof(msgbuf), localdata->reason, np); |
152 | killuser(NULL, np, "%s", msgbuf); | |
8e257015 IB |
153 | } |
154 | else | |
155 | safe++; | |
4278cc14 | 156 | } |
4278cc14 IB |
157 | } |
158 | } | |
159 | } | |
160 | if (safe) | |
161 | controlreply(senderNSExtern, "Warning: your pattern matched privileged users (%d in total) - these have not been touched.", safe); | |
f16cabe4 | 162 | /* notify opers of the action */ |
8e257015 IB |
163 | controlwall(NO_OPER, NL_KICKKILLS, "%s/%s killed %d %s via %s [%d untouched].", senderNSExtern->nick, senderNSExtern->authname, (localdata->count - safe), |
164 | (localdata->count - safe) != 1 ? "users" : "user", (localdata->type == SEARCHTYPE_CHANNEL) ? "chansearch" : "nicksearch", safe); | |
4278cc14 IB |
165 | free(localdata); |
166 | free(thenode); | |
167 | } |