1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/*
* script-callback.c - script callbacks management
*
* Copyright (C) 2003-2014 Sébastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <stddef.h>
#include "weechat-plugin.h"
#include "plugin-script.h"
#include "plugin-script-callback.h"
/*
* Allocates a new callback and initializes it.
*/
struct t_plugin_script_cb *
plugin_script_callback_alloc ()
{
struct t_plugin_script_cb *new_script_callback;
new_script_callback = malloc (sizeof (*new_script_callback));
if (new_script_callback)
{
new_script_callback->script = NULL;
new_script_callback->function = NULL;
new_script_callback->data = NULL;
new_script_callback->config_file = NULL;
new_script_callback->config_section = NULL;
new_script_callback->config_option = NULL;
new_script_callback->hook = NULL;
new_script_callback->buffer = NULL;
new_script_callback->bar_item = NULL;
new_script_callback->upgrade_file = NULL;
return new_script_callback;
}
return NULL;
}
/*
* Adds a callback to list of callbacks.
*
* Returns pointer to new callback, NULL if error.
*/
struct t_plugin_script_cb *
plugin_script_callback_add (struct t_plugin_script *script,
const char *function,
const char *data)
{
struct t_plugin_script_cb *script_cb;
if (!script)
return NULL;
script_cb = plugin_script_callback_alloc ();
if (!script_cb)
return NULL;
/* initialize callback */
script_cb->script = script;
script_cb->function = (function) ? strdup (function) : NULL;
script_cb->data = (data) ? strdup (data) : NULL;
/* add callback to list */
if (script->callbacks)
script->callbacks->prev_callback = script_cb;
script_cb->prev_callback = NULL;
script_cb->next_callback = script->callbacks;
script->callbacks = script_cb;
return script_cb;
}
/*
* Frees data of a script callback.
*/
void
plugin_script_callback_free_data (struct t_plugin_script_cb *script_callback)
{
if (script_callback->function)
free (script_callback->function);
if (script_callback->data)
free (script_callback->data);
}
/*
* Removes a callback from a script.
*/
void
plugin_script_callback_remove (struct t_plugin_script *script,
struct t_plugin_script_cb *script_callback)
{
/* remove callback from list */
if (script_callback->prev_callback)
(script_callback->prev_callback)->next_callback =
script_callback->next_callback;
if (script_callback->next_callback)
(script_callback->next_callback)->prev_callback =
script_callback->prev_callback;
if (script->callbacks == script_callback)
script->callbacks = script_callback->next_callback;
plugin_script_callback_free_data (script_callback);
free (script_callback);
}
/*
* Removes all callbacks from a script.
*/
void
plugin_script_callback_remove_all (struct t_plugin_script *script)
{
while (script->callbacks)
{
plugin_script_callback_remove (script, script->callbacks);
}
}
/*
* Gets hdata for script callback.
*/
struct t_hdata *
plugin_script_callback_hdata_callback_cb (void *data,
const char *hdata_name)
{
struct t_weechat_plugin *weechat_plugin;
struct t_hdata *hdata;
char str_hdata_script[128];
weechat_plugin = (struct t_weechat_plugin *)data;
hdata = weechat_hdata_new (hdata_name, "prev_callback", "next_callback",
0, 0, NULL, NULL);
if (hdata)
{
snprintf (str_hdata_script, sizeof (str_hdata_script),
"%s_script", weechat_plugin->name);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, script, POINTER, 0, NULL, str_hdata_script);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, function, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, data, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, config_file, POINTER, 0, NULL, "config_file");
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, config_section, POINTER, 0, NULL, "config_section");
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, config_option, POINTER, 0, NULL, "config_option");
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, hook, POINTER, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, buffer, POINTER, 0, NULL, "buffer");
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, bar_item, POINTER, 0, NULL, "bar_item");
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, upgrade_file, POINTER, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, prev_callback, POINTER, 0, NULL, hdata_name);
WEECHAT_HDATA_VAR(struct t_plugin_script_cb, next_callback, POINTER, 0, NULL, hdata_name);
}
return hdata;
}
/*
* Prints callbacks in WeeChat log file (usually for crash dump).
*/
void
plugin_script_callback_print_log (struct t_weechat_plugin *weechat_plugin,
struct t_plugin_script_cb *script_callback)
{
weechat_log_printf ("");
weechat_log_printf (" [callback (addr:0x%lx)]", script_callback);
weechat_log_printf (" script. . . . . . . : 0x%lx", script_callback->script);
weechat_log_printf (" function. . . . . . : '%s'", script_callback->function);
weechat_log_printf (" data. . . . . . . . : '%s'", script_callback->data);
weechat_log_printf (" config_file . . . . : 0x%lx", script_callback->config_file);
weechat_log_printf (" config_section. . . : 0x%lx", script_callback->config_section);
weechat_log_printf (" config_option . . . : 0x%lx", script_callback->config_option);
weechat_log_printf (" hook. . . . . . . . : 0x%lx", script_callback->hook);
weechat_log_printf (" buffer. . . . . . . : 0x%lx", script_callback->buffer);
weechat_log_printf (" bar_item. . . . . . : 0x%lx", script_callback->bar_item);
weechat_log_printf (" upgrade_file. . . . : 0x%lx", script_callback->upgrade_file);
weechat_log_printf (" prev_callback . . . : 0x%lx", script_callback->prev_callback);
weechat_log_printf (" next_callback . . . : 0x%lx", script_callback->next_callback);
}
|
