1 /*
2  * atheme-services: A collection of minimalist IRC services
3  * pmodule.c: Protocol command management.
4  *
5  * Copyright (c) 2005-2007 Atheme Project (http://www.atheme.org)
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
12  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
13  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
14  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
15  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
16  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
17  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
18  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
19  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
20  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
21  * POSSIBILITY OF SUCH DAMAGE.
22  */
23 
24 #include "atheme.h"
25 #include "pmodule.h"
26 
27 mowgli_patricia_t *pcommands;
28 
29 mowgli_heap_t *pcommand_heap;
30 mowgli_heap_t *messagetree_heap;
31 
32 struct cmode_ *mode_list;
33 struct extmode *ignore_mode_list;
34 size_t ignore_mode_list_size = 0;
35 struct cmode_ *status_mode_list;
36 struct cmode_ *prefix_mode_list;
37 struct cmode_ *user_mode_list;
38 ircd_t *ircd;
39 bool pmodule_loaded = false;
40 bool backend_loaded = false;
41 
pcommand_init(void)42 void pcommand_init(void)
43 {
44 	pcommand_heap = sharedheap_get(sizeof(pcommand_t));
45 
46 	if (!pcommand_heap)
47 	{
48 		slog(LG_INFO, "pcommand_init(): block allocator failed.");
49 		exit(EXIT_FAILURE);
50 	}
51 
52 	pcommands = mowgli_patricia_create(noopcanon);
53 }
54 
pcommand_add(const char * token,void (* handler)(sourceinfo_t * si,int parc,char * parv[]),int minparc,int sourcetype)55 void pcommand_add(const char *token, void (*handler) (sourceinfo_t *si, int parc, char *parv[]), int minparc, int sourcetype)
56 {
57 	pcommand_t *pcmd;
58 
59 	if (pcommand_find(token))
60 	{
61 		slog(LG_INFO, "pcommand_add(): token %s is already registered", token);
62 		return;
63 	}
64 
65 	pcmd = mowgli_heap_alloc(pcommand_heap);
66 	pcmd->token = sstrdup(token);
67 	pcmd->handler = handler;
68 	pcmd->minparc = minparc;
69 	pcmd->sourcetype = sourcetype;
70 
71 	mowgli_patricia_add(pcommands, pcmd->token, pcmd);
72 }
73 
pcommand_delete(const char * token)74 void pcommand_delete(const char *token)
75 {
76 	pcommand_t *pcmd;
77 
78 	if (!(pcmd = pcommand_find(token)))
79 	{
80 		slog(LG_INFO, "pcommand_delete(): token %s is not registered", token);
81 		return;
82 	}
83 
84 	mowgli_patricia_delete(pcommands, pcmd->token);
85 
86 	free(pcmd->token);
87 	pcmd->handler = NULL;
88 	mowgli_heap_free(pcommand_heap, pcmd);
89 }
90 
pcommand_find(const char * token)91 pcommand_t *pcommand_find(const char *token)
92 {
93 	return mowgli_patricia_retrieve(pcommands, token);
94 }
95 
96 /* vim:cinoptions=>s,e0,n0,f0,{0,}0,^0,=s,ps,t0,c3,+s,(2s,us,)20,*30,gs,hs
97  * vim:ts=8
98  * vim:sw=8
99  * vim:noexpandtab
100  */
101