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1 | /* | |
2 | * m_privs.c: Shows effective operator privileges | |
3 | * | |
4 | * Copyright (C) 2008 Jilles Tjoelker | |
5 | * Copyright (C) 2008 charybdis development team | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions are | |
9 | * met: | |
10 | * | |
11 | * 1.Redistributions of source code must retain the above copyright notice, | |
12 | * this list of conditions and the following disclaimer. | |
13 | * 2.Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in the | |
15 | * documentation and/or other materials provided with the distribution. | |
16 | * 3.The name of the author may not be used to endorse or promote products | |
17 | * derived from this software without specific prior written permission. | |
18 | * | |
19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
21 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
22 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
23 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
24 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
25 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
27 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
28 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
29 | * POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | #include "stdinc.h" | |
33 | #include "client.h" | |
34 | #include "common.h" | |
35 | #include "numeric.h" | |
36 | #include "send.h" | |
37 | #include "msg.h" | |
38 | #include "parse.h" | |
39 | #include "modules.h" | |
40 | #include "s_conf.h" | |
41 | #include "s_newconf.h" | |
42 | ||
43 | static int me_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]); | |
44 | static int mo_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]); | |
45 | ||
46 | struct Message privs_msgtab = { | |
47 | "PRIVS", 0, 0, 0, MFLG_SLOW, | |
48 | {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_privs, 0}, {mo_privs, 0}} | |
49 | }; | |
50 | ||
51 | mapi_clist_av1 privs_clist[] = { | |
52 | &privs_msgtab, | |
53 | NULL | |
54 | }; | |
55 | ||
56 | /* XXX this is a copy, not so nice */ | |
57 | struct mode_table | |
58 | { | |
59 | const char *name; | |
60 | int mode; | |
61 | }; | |
62 | ||
63 | /* there is no such table like this anywhere else */ | |
64 | static struct mode_table auth_client_table[] = { | |
65 | {"resv_exempt", FLAGS2_EXEMPTRESV }, | |
66 | {"kline_exempt", FLAGS2_EXEMPTKLINE }, | |
67 | {"flood_exempt", FLAGS2_EXEMPTFLOOD }, | |
68 | {"spambot_exempt", FLAGS2_EXEMPTSPAMBOT }, | |
69 | {"shide_exempt", FLAGS2_EXEMPTSHIDE }, | |
70 | {"jupe_exempt", FLAGS2_EXEMPTJUPE }, | |
71 | {NULL, 0} | |
72 | }; | |
73 | ||
74 | DECLARE_MODULE_AV1(privs, NULL, NULL, privs_clist, NULL, NULL, ""); | |
75 | ||
76 | static void show_privs(struct Client *source_p, struct Client *target_p) | |
77 | { | |
78 | char buf[512]; | |
79 | struct mode_table *p; | |
80 | ||
81 | buf[0] = '\0'; | |
82 | if (target_p->localClient->privset) | |
83 | rb_strlcat(buf, target_p->localClient->privset->privs, sizeof buf); | |
84 | if (IsOper(target_p)) | |
85 | { | |
86 | if (buf[0] != '\0') | |
87 | rb_strlcat(buf, " ", sizeof buf); | |
88 | rb_strlcat(buf, "operator:", sizeof buf); | |
89 | rb_strlcat(buf, target_p->localClient->opername, sizeof buf); | |
90 | ||
91 | if (target_p->localClient->privset) | |
92 | { | |
93 | if (buf[0] != '\0') | |
94 | rb_strlcat(buf, " ", sizeof buf); | |
95 | rb_strlcat(buf, "privset:", sizeof buf); | |
96 | rb_strlcat(buf, target_p->localClient->privset->name, sizeof buf); | |
97 | } | |
98 | } | |
99 | p = &auth_client_table[0]; | |
100 | while (p->name != NULL) | |
101 | { | |
102 | if (target_p->flags2 & p->mode) | |
103 | { | |
104 | if (buf[0] != '\0') | |
105 | rb_strlcat(buf, " ", sizeof buf); | |
106 | rb_strlcat(buf, p->name, sizeof buf); | |
107 | } | |
108 | p++; | |
109 | } | |
110 | sendto_one_numeric(source_p, RPL_PRIVS, form_str(RPL_PRIVS), | |
111 | target_p->name, buf); | |
112 | } | |
113 | ||
114 | static int me_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
115 | { | |
116 | struct Client *target_p; | |
117 | ||
118 | if (!IsOper(source_p) || parc < 2 || EmptyString(parv[1])) | |
119 | return 0; | |
120 | ||
121 | /* we cannot show privs for remote clients */ | |
122 | if((target_p = find_person(parv[1])) && MyClient(target_p)) | |
123 | show_privs(source_p, target_p); | |
124 | ||
125 | return 0; | |
126 | } | |
127 | ||
128 | static int mo_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
129 | { | |
130 | struct Client *target_p; | |
131 | ||
132 | if (parc < 2 || EmptyString(parv[1])) | |
133 | target_p = source_p; | |
134 | else | |
135 | { | |
136 | target_p = find_named_person(parv[1]); | |
137 | if (target_p == NULL) | |
138 | { | |
139 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, | |
140 | form_str(ERR_NOSUCHNICK), parv[1]); | |
141 | return 0; | |
142 | } | |
143 | } | |
144 | ||
145 | if (MyClient(target_p)) | |
146 | show_privs(source_p, target_p); | |
147 | else | |
148 | sendto_one(target_p, ":%s ENCAP %s PRIVS %s", | |
149 | get_id(source_p, target_p), | |
150 | target_p->servptr->name, | |
151 | use_id(target_p)); | |
152 | return 0; | |
153 | } |