diff options
Diffstat (limited to 'qemu/qapi/qmp-dispatch.c')
-rw-r--r-- | qemu/qapi/qmp-dispatch.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/qemu/qapi/qmp-dispatch.c b/qemu/qapi/qmp-dispatch.c deleted file mode 100644 index 510a1aead..000000000 --- a/qemu/qapi/qmp-dispatch.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Core Definitions for QAPI/QMP Dispatch - * - * Copyright IBM, Corp. 2011 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.com> - * - * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. - * See the COPYING.LIB file in the top-level directory. - * - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "qapi/qmp/types.h" -#include "qapi/qmp/dispatch.h" -#include "qapi/qmp/json-parser.h" -#include "qapi-types.h" -#include "qapi/qmp/qerror.h" - -static QDict *qmp_dispatch_check_obj(const QObject *request, Error **errp) -{ - const QDictEntry *ent; - const char *arg_name; - const QObject *arg_obj; - bool has_exec_key = false; - QDict *dict = NULL; - - if (qobject_type(request) != QTYPE_QDICT) { - error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, - "request is not a dictionary"); - return NULL; - } - - dict = qobject_to_qdict(request); - - for (ent = qdict_first(dict); ent; - ent = qdict_next(dict, ent)) { - arg_name = qdict_entry_key(ent); - arg_obj = qdict_entry_value(ent); - - if (!strcmp(arg_name, "execute")) { - if (qobject_type(arg_obj) != QTYPE_QSTRING) { - error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "execute", - "string"); - return NULL; - } - has_exec_key = true; - } else if (strcmp(arg_name, "arguments")) { - error_setg(errp, QERR_QMP_EXTRA_MEMBER, arg_name); - return NULL; - } - } - - if (!has_exec_key) { - error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "execute"); - return NULL; - } - - return dict; -} - -static QObject *do_qmp_dispatch(QObject *request, Error **errp) -{ - Error *local_err = NULL; - const char *command; - QDict *args, *dict; - QmpCommand *cmd; - QObject *ret = NULL; - - dict = qmp_dispatch_check_obj(request, errp); - if (!dict) { - return NULL; - } - - command = qdict_get_str(dict, "execute"); - cmd = qmp_find_command(command); - if (cmd == NULL) { - error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND, - "The command %s has not been found", command); - return NULL; - } - if (!cmd->enabled) { - error_setg(errp, "The command %s has been disabled for this instance", - command); - return NULL; - } - - if (!qdict_haskey(dict, "arguments")) { - args = qdict_new(); - } else { - args = qdict_get_qdict(dict, "arguments"); - QINCREF(args); - } - - switch (cmd->type) { - case QCT_NORMAL: - cmd->fn(args, &ret, &local_err); - if (local_err) { - error_propagate(errp, local_err); - } else if (cmd->options & QCO_NO_SUCCESS_RESP) { - g_assert(!ret); - } else if (!ret) { - ret = QOBJECT(qdict_new()); - } - break; - } - - QDECREF(args); - - return ret; -} - -QObject *qmp_build_error_object(Error *err) -{ - return qobject_from_jsonf("{ 'class': %s, 'desc': %s }", - QapiErrorClass_lookup[error_get_class(err)], - error_get_pretty(err)); -} - -QObject *qmp_dispatch(QObject *request) -{ - Error *err = NULL; - QObject *ret; - QDict *rsp; - - ret = do_qmp_dispatch(request, &err); - - rsp = qdict_new(); - if (err) { - qdict_put_obj(rsp, "error", qmp_build_error_object(err)); - error_free(err); - } else if (ret) { - qdict_put_obj(rsp, "return", ret); - } else { - QDECREF(rsp); - return NULL; - } - - return QOBJECT(rsp); -} |