1 | /* |
2 | * Core Definitions for QAPI/QMP Dispatch |
3 | * |
4 | * Copyright IBM, Corp. 2011 |
5 | * |
6 | * Authors: |
7 | * Anthony Liguori <aliguori@us.ibm.com> |
8 | * Michael Roth <mdroth@us.ibm.com> |
9 | * |
10 | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. |
11 | * See the COPYING.LIB file in the top-level directory. |
12 | * |
13 | */ |
14 | |
15 | #include "qemu/osdep.h" |
16 | #include "qapi/qmp/dispatch.h" |
17 | |
18 | void qmp_register_command(QmpCommandList *cmds, const char *name, |
19 | QmpCommandFunc *fn, QmpCommandOptions options) |
20 | { |
21 | QmpCommand *cmd = g_malloc0(sizeof(*cmd)); |
22 | |
23 | cmd->name = name; |
24 | cmd->fn = fn; |
25 | cmd->enabled = true; |
26 | cmd->options = options; |
27 | QTAILQ_INSERT_TAIL(cmds, cmd, node); |
28 | } |
29 | |
30 | QmpCommand *qmp_find_command(QmpCommandList *cmds, const char *name) |
31 | { |
32 | QmpCommand *cmd; |
33 | |
34 | QTAILQ_FOREACH(cmd, cmds, node) { |
35 | if (strcmp(cmd->name, name) == 0) { |
36 | return cmd; |
37 | } |
38 | } |
39 | return NULL; |
40 | } |
41 | |
42 | static void qmp_toggle_command(QmpCommandList *cmds, const char *name, |
43 | bool enabled) |
44 | { |
45 | QmpCommand *cmd; |
46 | |
47 | QTAILQ_FOREACH(cmd, cmds, node) { |
48 | if (strcmp(cmd->name, name) == 0) { |
49 | cmd->enabled = enabled; |
50 | return; |
51 | } |
52 | } |
53 | } |
54 | |
55 | void qmp_disable_command(QmpCommandList *cmds, const char *name) |
56 | { |
57 | qmp_toggle_command(cmds, name, false); |
58 | } |
59 | |
60 | void qmp_enable_command(QmpCommandList *cmds, const char *name) |
61 | { |
62 | qmp_toggle_command(cmds, name, true); |
63 | } |
64 | |
65 | bool qmp_command_is_enabled(const QmpCommand *cmd) |
66 | { |
67 | return cmd->enabled; |
68 | } |
69 | |
70 | const char *qmp_command_name(const QmpCommand *cmd) |
71 | { |
72 | return cmd->name; |
73 | } |
74 | |
75 | bool qmp_has_success_response(const QmpCommand *cmd) |
76 | { |
77 | return !(cmd->options & QCO_NO_SUCCESS_RESP); |
78 | } |
79 | |
80 | void qmp_for_each_command(QmpCommandList *cmds, qmp_cmd_callback_fn fn, |
81 | void *opaque) |
82 | { |
83 | QmpCommand *cmd; |
84 | |
85 | QTAILQ_FOREACH(cmd, cmds, node) { |
86 | fn(cmd, opaque); |
87 | } |
88 | } |
89 | |