cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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qapi-dealloc-visitor.c (3547B)

      1/*
      2 * Dealloc Visitor
      3 *
      4 * Copyright (C) 2012-2016 Red Hat, Inc.
      5 * Copyright IBM, Corp. 2011
      6 *
      7 * Authors:
      8 *  Michael Roth   <mdroth@linux.vnet.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/dealloc-visitor.h"
     17#include "qapi/qmp/qnull.h"
     18#include "qapi/visitor-impl.h"
     19
     20struct QapiDeallocVisitor
     21{
     22    Visitor visitor;
     23};
     24
     25static bool qapi_dealloc_start_struct(Visitor *v, const char *name, void **obj,
     26                                      size_t unused, Error **errp)
     27{
     28    return true;
     29}
     30
     31static void qapi_dealloc_end_struct(Visitor *v, void **obj)
     32{
     33    if (obj) {
     34        g_free(*obj);
     35    }
     36}
     37
     38static void qapi_dealloc_end_alternate(Visitor *v, void **obj)
     39{
     40    if (obj) {
     41        g_free(*obj);
     42    }
     43}
     44
     45static bool qapi_dealloc_start_list(Visitor *v, const char *name,
     46                                    GenericList **list, size_t size,
     47                                    Error **errp)
     48{
     49    return true;
     50}
     51
     52static GenericList *qapi_dealloc_next_list(Visitor *v, GenericList *tail,
     53                                           size_t size)
     54{
     55    GenericList *next = tail->next;
     56    g_free(tail);
     57    return next;
     58}
     59
     60static void qapi_dealloc_end_list(Visitor *v, void **obj)
     61{
     62}
     63
     64static bool qapi_dealloc_type_str(Visitor *v, const char *name, char **obj,
     65                                  Error **errp)
     66{
     67    if (obj) {
     68        g_free(*obj);
     69    }
     70    return true;
     71}
     72
     73static bool qapi_dealloc_type_int64(Visitor *v, const char *name, int64_t *obj,
     74                                    Error **errp)
     75{
     76    return true;
     77}
     78
     79static bool qapi_dealloc_type_uint64(Visitor *v, const char *name,
     80                                     uint64_t *obj, Error **errp)
     81{
     82    return true;
     83}
     84
     85static bool qapi_dealloc_type_bool(Visitor *v, const char *name, bool *obj,
     86                                   Error **errp)
     87{
     88    return true;
     89}
     90
     91static bool qapi_dealloc_type_number(Visitor *v, const char *name, double *obj,
     92                                     Error **errp)
     93{
     94    return true;
     95}
     96
     97static bool qapi_dealloc_type_anything(Visitor *v, const char *name,
     98                                       QObject **obj, Error **errp)
     99{
    100    if (obj) {
    101        qobject_unref(*obj);
    102    }
    103    return true;
    104}
    105
    106static bool qapi_dealloc_type_null(Visitor *v, const char *name,
    107                                   QNull **obj, Error **errp)
    108{
    109    if (obj) {
    110        qobject_unref(*obj);
    111    }
    112    return true;
    113}
    114
    115static void qapi_dealloc_free(Visitor *v)
    116{
    117    g_free(container_of(v, QapiDeallocVisitor, visitor));
    118}
    119
    120Visitor *qapi_dealloc_visitor_new(void)
    121{
    122    QapiDeallocVisitor *v;
    123
    124    v = g_malloc0(sizeof(*v));
    125
    126    v->visitor.type = VISITOR_DEALLOC;
    127    v->visitor.start_struct = qapi_dealloc_start_struct;
    128    v->visitor.end_struct = qapi_dealloc_end_struct;
    129    v->visitor.end_alternate = qapi_dealloc_end_alternate;
    130    v->visitor.start_list = qapi_dealloc_start_list;
    131    v->visitor.next_list = qapi_dealloc_next_list;
    132    v->visitor.end_list = qapi_dealloc_end_list;
    133    v->visitor.type_int64 = qapi_dealloc_type_int64;
    134    v->visitor.type_uint64 = qapi_dealloc_type_uint64;
    135    v->visitor.type_bool = qapi_dealloc_type_bool;
    136    v->visitor.type_str = qapi_dealloc_type_str;
    137    v->visitor.type_number = qapi_dealloc_type_number;
    138    v->visitor.type_any = qapi_dealloc_type_anything;
    139    v->visitor.type_null = qapi_dealloc_type_null;
    140    v->visitor.free = qapi_dealloc_free;
    141
    142    return &v->visitor;
    143}