root / qapi / qmp-registry.c @ dc1c13d9
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| 1 | 43c20a43 | Michael Roth | /*
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| 2 | 43c20a43 | Michael Roth | * Core Definitions for QAPI/QMP Dispatch
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| 3 | 43c20a43 | Michael Roth | *
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| 4 | 43c20a43 | Michael Roth | * Copyright IBM, Corp. 2011
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| 5 | 43c20a43 | Michael Roth | *
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| 6 | 43c20a43 | Michael Roth | * Authors:
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| 7 | 43c20a43 | Michael Roth | * Anthony Liguori <aliguori@us.ibm.com>
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| 8 | 43c20a43 | Michael Roth | * Michael Roth <mdroth@us.ibm.com>
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| 9 | 43c20a43 | Michael Roth | *
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| 10 | 43c20a43 | Michael Roth | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
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| 11 | 43c20a43 | Michael Roth | * See the COPYING.LIB file in the top-level directory.
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| 12 | 43c20a43 | Michael Roth | *
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| 13 | 43c20a43 | Michael Roth | */
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| 14 | 43c20a43 | Michael Roth | |
| 15 | 43c20a43 | Michael Roth | #include "qapi/qmp-core.h" |
| 16 | 43c20a43 | Michael Roth | |
| 17 | abd6cf6d | Michael Roth | static QTAILQ_HEAD(QmpCommandList, QmpCommand) qmp_commands =
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| 18 | 43c20a43 | Michael Roth | QTAILQ_HEAD_INITIALIZER(qmp_commands); |
| 19 | 43c20a43 | Michael Roth | |
| 20 | d34b867d | Luiz Capitulino | void qmp_register_command(const char *name, QmpCommandFunc *fn, |
| 21 | d34b867d | Luiz Capitulino | QmpCommandOptions options) |
| 22 | 43c20a43 | Michael Roth | {
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| 23 | 7267c094 | Anthony Liguori | QmpCommand *cmd = g_malloc0(sizeof(*cmd));
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| 24 | 43c20a43 | Michael Roth | |
| 25 | 43c20a43 | Michael Roth | cmd->name = name; |
| 26 | 43c20a43 | Michael Roth | cmd->type = QCT_NORMAL; |
| 27 | 43c20a43 | Michael Roth | cmd->fn = fn; |
| 28 | abd6cf6d | Michael Roth | cmd->enabled = true;
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| 29 | d34b867d | Luiz Capitulino | cmd->options = options; |
| 30 | 43c20a43 | Michael Roth | QTAILQ_INSERT_TAIL(&qmp_commands, cmd, node); |
| 31 | 43c20a43 | Michael Roth | } |
| 32 | 43c20a43 | Michael Roth | |
| 33 | 43c20a43 | Michael Roth | QmpCommand *qmp_find_command(const char *name) |
| 34 | 43c20a43 | Michael Roth | {
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| 35 | abd6cf6d | Michael Roth | QmpCommand *cmd; |
| 36 | 43c20a43 | Michael Roth | |
| 37 | abd6cf6d | Michael Roth | QTAILQ_FOREACH(cmd, &qmp_commands, node) {
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| 38 | abd6cf6d | Michael Roth | if (strcmp(cmd->name, name) == 0) { |
| 39 | abd6cf6d | Michael Roth | return cmd;
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| 40 | 43c20a43 | Michael Roth | } |
| 41 | 43c20a43 | Michael Roth | } |
| 42 | 43c20a43 | Michael Roth | return NULL; |
| 43 | 43c20a43 | Michael Roth | } |
| 44 | abd6cf6d | Michael Roth | |
| 45 | f22d85e9 | Michael Roth | static void qmp_toggle_command(const char *name, bool enabled) |
| 46 | abd6cf6d | Michael Roth | {
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| 47 | abd6cf6d | Michael Roth | QmpCommand *cmd; |
| 48 | abd6cf6d | Michael Roth | |
| 49 | abd6cf6d | Michael Roth | QTAILQ_FOREACH(cmd, &qmp_commands, node) {
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| 50 | abd6cf6d | Michael Roth | if (strcmp(cmd->name, name) == 0) { |
| 51 | f22d85e9 | Michael Roth | cmd->enabled = enabled; |
| 52 | abd6cf6d | Michael Roth | return;
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| 53 | abd6cf6d | Michael Roth | } |
| 54 | abd6cf6d | Michael Roth | } |
| 55 | abd6cf6d | Michael Roth | } |
| 56 | abd6cf6d | Michael Roth | |
| 57 | f22d85e9 | Michael Roth | void qmp_disable_command(const char *name) |
| 58 | f22d85e9 | Michael Roth | {
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| 59 | f22d85e9 | Michael Roth | qmp_toggle_command(name, false);
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| 60 | f22d85e9 | Michael Roth | } |
| 61 | f22d85e9 | Michael Roth | |
| 62 | f22d85e9 | Michael Roth | void qmp_enable_command(const char *name) |
| 63 | f22d85e9 | Michael Roth | {
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| 64 | f22d85e9 | Michael Roth | qmp_toggle_command(name, true);
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| 65 | f22d85e9 | Michael Roth | } |
| 66 | f22d85e9 | Michael Roth | |
| 67 | bf95c0d5 | Michael Roth | bool qmp_command_is_enabled(const char *name) |
| 68 | bf95c0d5 | Michael Roth | {
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| 69 | bf95c0d5 | Michael Roth | QmpCommand *cmd; |
| 70 | bf95c0d5 | Michael Roth | |
| 71 | bf95c0d5 | Michael Roth | QTAILQ_FOREACH(cmd, &qmp_commands, node) {
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| 72 | bf95c0d5 | Michael Roth | if (strcmp(cmd->name, name) == 0) { |
| 73 | bf95c0d5 | Michael Roth | return cmd->enabled;
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| 74 | bf95c0d5 | Michael Roth | } |
| 75 | bf95c0d5 | Michael Roth | } |
| 76 | bf95c0d5 | Michael Roth | |
| 77 | bf95c0d5 | Michael Roth | return false; |
| 78 | bf95c0d5 | Michael Roth | } |
| 79 | bf95c0d5 | Michael Roth | |
| 80 | abd6cf6d | Michael Roth | char **qmp_get_command_list(void) |
| 81 | abd6cf6d | Michael Roth | {
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| 82 | abd6cf6d | Michael Roth | QmpCommand *cmd; |
| 83 | abd6cf6d | Michael Roth | int count = 1; |
| 84 | abd6cf6d | Michael Roth | char **list_head, **list;
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| 85 | abd6cf6d | Michael Roth | |
| 86 | abd6cf6d | Michael Roth | QTAILQ_FOREACH(cmd, &qmp_commands, node) {
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| 87 | abd6cf6d | Michael Roth | count++; |
| 88 | abd6cf6d | Michael Roth | } |
| 89 | abd6cf6d | Michael Roth | |
| 90 | abd6cf6d | Michael Roth | list_head = list = g_malloc0(count * sizeof(char *)); |
| 91 | abd6cf6d | Michael Roth | |
| 92 | abd6cf6d | Michael Roth | QTAILQ_FOREACH(cmd, &qmp_commands, node) {
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| 93 | abd6cf6d | Michael Roth | *list = strdup(cmd->name); |
| 94 | abd6cf6d | Michael Roth | list++; |
| 95 | abd6cf6d | Michael Roth | } |
| 96 | abd6cf6d | Michael Roth | |
| 97 | abd6cf6d | Michael Roth | return list_head;
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| 98 | abd6cf6d | Michael Roth | } |