7  * See the COPYING file in the top-level directory.
15 #include "qapi/qapi-commands-yank.h"
16 #include "qapi/qapi-visit-yank.h"
17 #include "qapi/clone-visitor.h"
27     YankInstance *instance;  member
37  * OOB-capable commands, it must be "fast", i.e. it may only be held for a
38  * bounded, short time. See docs/devel/qapi-code-gen.rst for additional
48     if (a->type != b->type) {  in yank_instance_equal()
52     switch (a->type) {  in yank_instance_equal()
54         return g_str_equal(a->u.block_node.node_name,  in yank_instance_equal()
55                            b->u.block_node.node_name);  in yank_instance_equal()
58         return g_str_equal(a->u.chardev.id, b->u.chardev.id);  in yank_instance_equal()
68 static YankInstanceEntry *yank_find_entry(const YankInstance *instance)  in yank_find_entry()  argument
73         if (yank_instance_equal(entry->instance, instance)) {  in yank_find_entry()
80 bool yank_register_instance(const YankInstance *instance, Error **errp)  in yank_register_instance()  argument
86     if (yank_find_entry(instance)) {  in yank_register_instance()
87         error_setg(errp, "duplicate yank instance");  in yank_register_instance()
92     entry->instance = QAPI_CLONE(YankInstance, instance);  in yank_register_instance()
93     QLIST_INIT(&entry->yankfns);  in yank_register_instance()
99 void yank_unregister_instance(const YankInstance *instance)  in yank_unregister_instance()  argument
104     entry = yank_find_entry(instance);  in yank_unregister_instance()
107     assert(QLIST_EMPTY(&entry->yankfns));  in yank_unregister_instance()
109     qapi_free_YankInstance(entry->instance);  in yank_unregister_instance()
113 void yank_register_function(const YankInstance *instance,  in yank_register_function()  argument
121     entry = yank_find_entry(instance);  in yank_register_function()
125     func_entry->func = func;  in yank_register_function()
126     func_entry->opaque = opaque;  in yank_register_function()
128     QLIST_INSERT_HEAD(&entry->yankfns, func_entry, next);  in yank_register_function()
131 void yank_unregister_function(const YankInstance *instance,  in yank_unregister_function()  argument
139     entry = yank_find_entry(instance);  in yank_unregister_function()
142     QLIST_FOREACH(func_entry, &entry->yankfns, next) {  in yank_unregister_function()
143         if (func_entry->func == func && func_entry->opaque == opaque) {  in yank_unregister_function()
161     for (tail = instances; tail; tail = tail->next) {  in qmp_yank()
162         entry = yank_find_entry(tail->value);  in qmp_yank()
164             error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, "Instance not found");  in qmp_yank()
168     for (tail = instances; tail; tail = tail->next) {  in qmp_yank()
169         entry = yank_find_entry(tail->value);  in qmp_yank()
171         QLIST_FOREACH(func_entry, &entry->yankfns, next) {  in qmp_yank()
172             func_entry->func(func_entry->opaque);  in qmp_yank()
188         new_entry->value = QAPI_CLONE(YankInstance, entry->instance);  in qmp_query_yank()
189         new_entry->next = ret;  in qmp_query_yank()