Imported Upstream version 2.4.1upstream/2.4.1

Change-Id: I0b584f569cb0e0f4eac13cdb79e110c2dbc34bfc

4 files changed, 53 insertions, 71 deletions

diff --git a/include/qapi/qmp/qbool.h b/include/qapi/qmp/qbool.h
index c4eaab9bb..4aa6be3b3 100644
--- a/include/qapi/qmp/qbool.h
+++ b/include/qapi/qmp/qbool.h
@@ -14,16 +14,16 @@
 #ifndef QBOOL_H
 #define QBOOL_H
 
-#include <stdint.h>
+#include <stdbool.h>
 #include "qapi/qmp/qobject.h"
 
 typedef struct QBool {
     QObject_HEAD;
-    int value;
+    bool value;
 } QBool;
 
-QBool *qbool_from_int(int value);
-int qbool_get_int(const QBool *qb);
+QBool *qbool_from_bool(bool value);
+bool qbool_get_bool(const QBool *qb);
 QBool *qobject_to_qbool(const QObject *obj);
 
 #endif /* QBOOL_H */
diff --git a/include/qapi/qmp/qdict.h b/include/qapi/qmp/qdict.h
index d68f4eb4d..a37f4c156 100644
--- a/include/qapi/qmp/qdict.h
+++ b/include/qapi/qmp/qdict.h
@@ -56,20 +56,24 @@ const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry);
 /* High level helpers */
 double qdict_get_double(const QDict *qdict, const char *key);
 int64_t qdict_get_int(const QDict *qdict, const char *key);
-int qdict_get_bool(const QDict *qdict, const char *key);
+bool qdict_get_bool(const QDict *qdict, const char *key);
 QList *qdict_get_qlist(const QDict *qdict, const char *key);
 QDict *qdict_get_qdict(const QDict *qdict, const char *key);
 const char *qdict_get_str(const QDict *qdict, const char *key);
 int64_t qdict_get_try_int(const QDict *qdict, const char *key,
                           int64_t def_value);
-int qdict_get_try_bool(const QDict *qdict, const char *key, int def_value);
+bool qdict_get_try_bool(const QDict *qdict, const char *key, bool def_value);
 const char *qdict_get_try_str(const QDict *qdict, const char *key);
 
+void qdict_copy_default(QDict *dst, QDict *src, const char *key);
+void qdict_set_default_str(QDict *dst, const char *key, const char *val);
+
 QDict *qdict_clone_shallow(const QDict *src);
 void qdict_flatten(QDict *qdict);
 
 void qdict_extract_subqdict(QDict *src, QDict **dst, const char *start);
 void qdict_array_split(QDict *src, QList **dst);
+int qdict_array_entries(QDict *src, const char *subqdict);
 
 void qdict_join(QDict *dest, QDict *src, bool overwrite);
 
diff --git a/include/qapi/qmp/qerror.h b/include/qapi/qmp/qerror.h
index 57a62d4b7..842b27ae1 100644
--- a/include/qapi/qmp/qerror.h
+++ b/include/qapi/qmp/qerror.h
@@ -12,128 +12,98 @@
 #ifndef QERROR_H
 #define QERROR_H
 
-#include "qapi/qmp/qstring.h"
-#include "qemu/error-report.h"
-#include "qapi/error.h"
-#include "qapi-types.h"
-#include <stdarg.h>
-
-typedef struct QError {
-    QObject_HEAD;
-    Location loc;
-    char *err_msg;
-    ErrorClass err_class;
-} QError;
-
-QString *qerror_human(const QError *qerror);
-void qerror_report(ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
-void qerror_report_err(Error *err);
-
 /*
- * QError class list
- * Please keep the definitions in alphabetical order.
- * Use scripts/check-qerror.sh to check.
+ * These macros will go away, please don't use in new code, and do not
+ * add new ones!
  */
 #define QERR_BASE_NOT_FOUND \
-    ERROR_CLASS_GENERIC_ERROR, "Base '%s' not found"
-
-#define QERR_BLOCK_FORMAT_FEATURE_NOT_SUPPORTED \
-    ERROR_CLASS_GENERIC_ERROR, "Block format '%s' used by device '%s' does not support feature '%s'"
+    "Base '%s' not found"
 
 #define QERR_BLOCK_JOB_NOT_READY \
-    ERROR_CLASS_GENERIC_ERROR, "The active block job for device '%s' cannot be completed"
+    "The active block job for device '%s' cannot be completed"
 
 #define QERR_BUS_NO_HOTPLUG \
-    ERROR_CLASS_GENERIC_ERROR, "Bus '%s' does not support hotplugging"
-
-#define QERR_BUS_NOT_FOUND \
-    ERROR_CLASS_GENERIC_ERROR, "Bus '%s' not found"
+    "Bus '%s' does not support hotplugging"
 
 #define QERR_DEVICE_HAS_NO_MEDIUM \
-    ERROR_CLASS_GENERIC_ERROR, "Device '%s' has no medium"
+    "Device '%s' has no medium"
 
 #define QERR_DEVICE_INIT_FAILED \
-    ERROR_CLASS_GENERIC_ERROR, "Device '%s' could not be initialized"
+    "Device '%s' could not be initialized"
 
 #define QERR_DEVICE_IN_USE \
-    ERROR_CLASS_GENERIC_ERROR, "Device '%s' is in use"
-
-#define QERR_DEVICE_IS_READ_ONLY \
-    ERROR_CLASS_GENERIC_ERROR, "Device '%s' is read only"
+    "Device '%s' is in use"
 
 #define QERR_DEVICE_NO_HOTPLUG \
-    ERROR_CLASS_GENERIC_ERROR, "Device '%s' does not support hotplugging"
-
-#define QERR_DEVICE_NOT_FOUND \
-    ERROR_CLASS_DEVICE_NOT_FOUND, "Device '%s' not found"
+    "Device '%s' does not support hotplugging"
 
 #define QERR_FD_NOT_FOUND \
-    ERROR_CLASS_GENERIC_ERROR, "File descriptor named '%s' not found"
+    "File descriptor named '%s' not found"
 
 #define QERR_FD_NOT_SUPPLIED \
-    ERROR_CLASS_GENERIC_ERROR, "No file descriptor supplied via SCM_RIGHTS"
+    "No file descriptor supplied via SCM_RIGHTS"
 
 #define QERR_FEATURE_DISABLED \
-    ERROR_CLASS_GENERIC_ERROR, "The feature '%s' is not enabled"
+    "The feature '%s' is not enabled"
 
 #define QERR_INVALID_BLOCK_FORMAT \
-    ERROR_CLASS_GENERIC_ERROR, "Invalid block format '%s'"
+    "Invalid block format '%s'"
 
 #define QERR_INVALID_PARAMETER \
-    ERROR_CLASS_GENERIC_ERROR, "Invalid parameter '%s'"
+    "Invalid parameter '%s'"
 
 #define QERR_INVALID_PARAMETER_TYPE \
-    ERROR_CLASS_GENERIC_ERROR, "Invalid parameter type for '%s', expected: %s"
+    "Invalid parameter type for '%s', expected: %s"
 
 #define QERR_INVALID_PARAMETER_VALUE \
-    ERROR_CLASS_GENERIC_ERROR, "Parameter '%s' expects %s"
+    "Parameter '%s' expects %s"
 
 #define QERR_INVALID_PASSWORD \
-    ERROR_CLASS_GENERIC_ERROR, "Password incorrect"
+    "Password incorrect"
 
 #define QERR_IO_ERROR \
-    ERROR_CLASS_GENERIC_ERROR, "An IO error has occurred"
+    "An IO error has occurred"
 
 #define QERR_JSON_PARSING \
-    ERROR_CLASS_GENERIC_ERROR, "Invalid JSON syntax"
+    "Invalid JSON syntax"
 
 #define QERR_MIGRATION_ACTIVE \
-    ERROR_CLASS_GENERIC_ERROR, "There's a migration process in progress"
+    "There's a migration process in progress"
 
 #define QERR_MISSING_PARAMETER \
-    ERROR_CLASS_GENERIC_ERROR, "Parameter '%s' is missing"
+    "Parameter '%s' is missing"
 
 #define QERR_PERMISSION_DENIED \
-    ERROR_CLASS_GENERIC_ERROR, "Insufficient permission to perform this operation"
+    "Insufficient permission to perform this operation"
 
 #define QERR_PROPERTY_VALUE_BAD \
-    ERROR_CLASS_GENERIC_ERROR, "Property '%s.%s' doesn't take value '%s'"
+    "Property '%s.%s' doesn't take value '%s'"
 
 #define QERR_PROPERTY_VALUE_OUT_OF_RANGE \
-    ERROR_CLASS_GENERIC_ERROR, "Property %s.%s doesn't take value %" PRId64 " (minimum: %" PRId64 ", maximum: %" PRId64 ")"
+    "Property %s.%s doesn't take value %" PRId64 " (minimum: %" PRId64 ", maximum: %" PRId64 ")"
 
 #define QERR_QGA_COMMAND_FAILED \
-    ERROR_CLASS_GENERIC_ERROR, "Guest agent command failed, error was '%s'"
+    "Guest agent command failed, error was '%s'"
 
 #define QERR_QMP_BAD_INPUT_OBJECT \
-    ERROR_CLASS_GENERIC_ERROR, "Expected '%s' in QMP input"
+    "Expected '%s' in QMP input"
 
 #define QERR_QMP_BAD_INPUT_OBJECT_MEMBER \
-    ERROR_CLASS_GENERIC_ERROR, "QMP input object member '%s' expects '%s'"
+    "QMP input object member '%s' expects '%s'"
 
 #define QERR_QMP_EXTRA_MEMBER \
-    ERROR_CLASS_GENERIC_ERROR, "QMP input object member '%s' is unexpected"
+    "QMP input object member '%s' is unexpected"
 
 #define QERR_SET_PASSWD_FAILED \
-    ERROR_CLASS_GENERIC_ERROR, "Could not set password"
+    "Could not set password"
 
 #define QERR_UNDEFINED_ERROR \
-    ERROR_CLASS_GENERIC_ERROR, "An undefined error has occurred"
+    "An undefined error has occurred"
 
 #define QERR_UNKNOWN_BLOCK_FORMAT_FEATURE \
-    ERROR_CLASS_GENERIC_ERROR, "'%s' uses a %s feature which is not supported by this qemu version: %s"
+    "'%s' uses a %s feature which is not supported by this qemu version: %s"
 
 #define QERR_UNSUPPORTED \
-    ERROR_CLASS_GENERIC_ERROR, "this feature or command is not currently supported"
+    "this feature or command is not currently supported"
 
 #endif /* QERROR_H */
diff --git a/include/qapi/qmp/qobject.h b/include/qapi/qmp/qobject.h
index d0bbc7c4a..260d2ed3c 100644
--- a/include/qapi/qmp/qobject.h
+++ b/include/qapi/qmp/qobject.h
@@ -3,7 +3,7 @@
  *
  * Based on ideas by Avi Kivity <avi@redhat.com>
  *
- * Copyright (C) 2009 Red Hat Inc.
+ * Copyright (C) 2009, 2015 Red Hat Inc.
  *
  * Authors:
  *  Luiz Capitulino <lcapitulino@redhat.com>
@@ -36,14 +36,14 @@
 #include <assert.h>
 
 typedef enum {
-    QTYPE_NONE,
+    QTYPE_NONE,    /* sentinel value, no QObject has this type code */
+    QTYPE_QNULL,
     QTYPE_QINT,
     QTYPE_QSTRING,
     QTYPE_QDICT,
     QTYPE_QLIST,
     QTYPE_QFLOAT,
     QTYPE_QBOOL,
-    QTYPE_QERROR,
     QTYPE_MAX,
 } qtype_code;
 
@@ -110,4 +110,12 @@ static inline qtype_code qobject_type(const QObject *obj)
     return obj->type->code;
 }
 
+extern QObject qnull_;
+
+static inline QObject *qnull(void)
+{
+    qobject_incref(&qnull_);
+    return &qnull_;
+}
+
 #endif /* QOBJECT_H */