85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/*
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* Copyright (C) 2020 Ed Kellett
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#include <stdinc.h>
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#include <modules.h>
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#include <capability.h>
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#include <s_serv.h>
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#include <s_newconf.h>
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#include <client.h>
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#include <msgbuf.h>
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static char cap_realhost_desc[] = "Provides the solanum.chat/realhost oper-only capability";
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static bool cap_realhost_visible(struct Client *);
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static void cap_realhost_outbound_msgbuf(void *);
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static void cap_realhost_umode_changed(void *);
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static unsigned CLICAP_REALHOST;
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static struct ClientCapability cap_realhost = {
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.visible = cap_realhost_visible,
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};
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mapi_cap_list_av2 cap_realhost_caps[] = {
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{ MAPI_CAP_CLIENT, "solanum.chat/realhost", &cap_realhost, &CLICAP_REALHOST },
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{ 0, NULL, NULL, NULL },
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};
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mapi_hfn_list_av1 cap_realhost_hfnlist[] = {
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{ "outbound_msgbuf", cap_realhost_outbound_msgbuf, HOOK_NORMAL },
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{ "umode_changed", cap_realhost_umode_changed, HOOK_MONITOR },
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{ NULL, NULL, 0 },
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};
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static bool
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cap_realhost_visible(struct Client *client)
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{
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return HasPrivilege(client, "cap:realhost");
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}
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static void
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cap_realhost_outbound_msgbuf(void *data_)
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{
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hook_data *data = data_;
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struct MsgBuf *msgbuf = data->arg1;
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if (data->client == NULL)
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return;
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if (!IsIPSpoof(data->client) && !EmptyString(data->client->sockhost) && strcmp(data->client->sockhost, "0"))
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msgbuf_append_tag(msgbuf, "solanum.chat/ip", data->client->sockhost, CLICAP_REALHOST);
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if (!EmptyString(data->client->orighost))
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msgbuf_append_tag(msgbuf, "solanum.chat/realhost", data->client->orighost, CLICAP_REALHOST);
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}
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static void
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cap_realhost_umode_changed(void *data_)
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{
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hook_data_umode_changed *data = data_;
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if (!MyClient(data->client))
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return;
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if (!cap_realhost_visible(data->client))
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data->client->localClient->caps &= ~CLICAP_REALHOST;
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}
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DECLARE_MODULE_AV2(cap_realhost, NULL, NULL, NULL, NULL, cap_realhost_hfnlist, cap_realhost_caps, NULL, cap_realhost_desc);
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