qobject: Use 'bool' inside qdict

Now that qbool is fixed, let's fix getting and setting a bool
value to a qdict member to also use C99 bool rather than int.

I audited all callers to ensure that the changed return type
will not cause any changed semantics.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Acked-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

hmp.c

@@ -438,8 +438,8 @@ void hmp_info_block(Monitor *mon, const QDict *qdict)
     BlockInfoList *block_list, *info;
     BlockDeviceInfoList *blockdev_list, *blockdev;
     const char *device = qdict_get_try_str(qdict, "device");
-    bool verbose = qdict_get_try_bool(qdict, "verbose", 0);
+    bool verbose = qdict_get_try_bool(qdict, "verbose", false);
-    bool nodes = qdict_get_try_bool(qdict, "nodes", 0);
+    bool nodes = qdict_get_try_bool(qdict, "nodes", false);
     bool printed = false;
 
     /* Print BlockBackend information */
@@ -995,7 +995,7 @@ void hmp_nmi(Monitor *mon, const QDict *qdict)
 void hmp_set_link(Monitor *mon, const QDict *qdict)
 {
     const char *name = qdict_get_str(qdict, "name");
-    int up = qdict_get_bool(qdict, "up");
+    bool up = qdict_get_bool(qdict, "up");
     Error *err = NULL;
 
     qmp_set_link(name, up, &err);
@@ -1039,8 +1039,8 @@ void hmp_drive_mirror(Monitor *mon, const QDict *qdict)
     const char *device = qdict_get_str(qdict, "device");
     const char *filename = qdict_get_str(qdict, "target");
     const char *format = qdict_get_try_str(qdict, "format");
-    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
+    bool reuse = qdict_get_try_bool(qdict, "reuse", false);
-    int full = qdict_get_try_bool(qdict, "full", 0);
+    bool full = qdict_get_try_bool(qdict, "full", false);
     enum NewImageMode mode;
     Error *err = NULL;
 
@@ -1069,8 +1069,8 @@ void hmp_drive_backup(Monitor *mon, const QDict *qdict)
     const char *device = qdict_get_str(qdict, "device");
     const char *filename = qdict_get_str(qdict, "target");
     const char *format = qdict_get_try_str(qdict, "format");
-    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
+    bool reuse = qdict_get_try_bool(qdict, "reuse", false);
-    int full = qdict_get_try_bool(qdict, "full", 0);
+    bool full = qdict_get_try_bool(qdict, "full", false);
     enum NewImageMode mode;
     Error *err = NULL;
 
@@ -1098,7 +1098,7 @@ void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict)
     const char *device = qdict_get_str(qdict, "device");
     const char *filename = qdict_get_try_str(qdict, "snapshot-file");
     const char *format = qdict_get_try_str(qdict, "format");
-    int reuse = qdict_get_try_bool(qdict, "reuse", 0);
+    bool reuse = qdict_get_try_bool(qdict, "reuse", false);
     enum NewImageMode mode;
     Error *err = NULL;
 
@@ -1294,7 +1294,7 @@ void hmp_expire_password(Monitor *mon, const QDict *qdict)
 
 void hmp_eject(Monitor *mon, const QDict *qdict)
 {
-    int force = qdict_get_try_bool(qdict, "force", 0);
+    bool force = qdict_get_try_bool(qdict, "force", false);
     const char *device = qdict_get_str(qdict, "device");
     Error *err = NULL;
 
@@ -1394,7 +1394,7 @@ void hmp_block_job_cancel(Monitor *mon, const QDict *qdict)
 {
     Error *error = NULL;
     const char *device = qdict_get_str(qdict, "device");
-    bool force = qdict_get_try_bool(qdict, "force", 0);
+    bool force = qdict_get_try_bool(qdict, "force", false);
 
     qmp_block_job_cancel(device, true, force, &error);
 
@@ -1474,9 +1474,9 @@ static void hmp_migrate_status_cb(void *opaque)
 
 void hmp_migrate(Monitor *mon, const QDict *qdict)
 {
-    int detach = qdict_get_try_bool(qdict, "detach", 0);
+    bool detach = qdict_get_try_bool(qdict, "detach", false);
-    int blk = qdict_get_try_bool(qdict, "blk", 0);
+    bool blk = qdict_get_try_bool(qdict, "blk", false);
-    int inc = qdict_get_try_bool(qdict, "inc", 0);
+    bool inc = qdict_get_try_bool(qdict, "inc", false);
     const char *uri = qdict_get_str(qdict, "uri");
     Error *err = NULL;
 
@@ -1522,10 +1522,10 @@ void hmp_device_del(Monitor *mon, const QDict *qdict)
 void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
 {
     Error *err = NULL;
-    int paging = qdict_get_try_bool(qdict, "paging", 0);
+    bool paging = qdict_get_try_bool(qdict, "paging", false);
-    int zlib = qdict_get_try_bool(qdict, "zlib", 0);
+    bool zlib = qdict_get_try_bool(qdict, "zlib", false);
-    int lzo = qdict_get_try_bool(qdict, "lzo", 0);
+    bool lzo = qdict_get_try_bool(qdict, "lzo", false);
-    int snappy = qdict_get_try_bool(qdict, "snappy", 0);
+    bool snappy = qdict_get_try_bool(qdict, "snappy", false);
     const char *file = qdict_get_str(qdict, "filename");
     bool has_begin = qdict_haskey(qdict, "begin");
     bool has_length = qdict_haskey(qdict, "length");
@@ -1751,8 +1751,8 @@ void hmp_screendump(Monitor *mon, const QDict *qdict)
 void hmp_nbd_server_start(Monitor *mon, const QDict *qdict)
 {
     const char *uri = qdict_get_str(qdict, "uri");
-    int writable = qdict_get_try_bool(qdict, "writable", 0);
+    bool writable = qdict_get_try_bool(qdict, "writable", false);
-    int all = qdict_get_try_bool(qdict, "all", 0);
+    bool all = qdict_get_try_bool(qdict, "all", false);
     Error *local_err = NULL;
     BlockInfoList *block_list, *info;
     SocketAddress *addr;
@@ -1805,7 +1805,7 @@ exit:
 void hmp_nbd_server_add(Monitor *mon, const QDict *qdict)
 {
     const char *device = qdict_get_str(qdict, "device");
-    int writable = qdict_get_try_bool(qdict, "writable", 0);
+    bool writable = qdict_get_try_bool(qdict, "writable", false);
     Error *local_err = NULL;
 
     qmp_nbd_server_add(device, true, writable, &local_err);

hw/pci/pcie_aer.c

@@ -975,7 +975,7 @@ static int do_pcie_aer_inject_error(Monitor *mon,
     if (pcie_aer_parse_error_string(error_name, &error_status, &correctable)) {
         char *e = NULL;
         error_status = strtoul(error_name, &e, 0);
-        correctable = qdict_get_try_bool(qdict, "correctable", 0);
+        correctable = qdict_get_try_bool(qdict, "correctable", false);
         if (!e || *e != '\0') {
             monitor_printf(mon, "invalid error status value. \"%s\"",
                            error_name);
@@ -989,7 +989,7 @@ static int do_pcie_aer_inject_error(Monitor *mon,
     if (correctable) {
         err.flags |= PCIE_AER_ERR_IS_CORRECTABLE;
     }
-    if (qdict_get_try_bool(qdict, "advisory_non_fatal", 0)) {
+    if (qdict_get_try_bool(qdict, "advisory_non_fatal", false)) {
         err.flags |= PCIE_AER_ERR_MAYBE_ADVISORY;
     }
     if (qdict_haskey(qdict, "header0")) {

include/qapi/qmp/qdict.h

@@ -56,13 +56,13 @@ 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);

monitor.c

@@ -2091,7 +2091,7 @@ static void hmp_mce(Monitor *mon, const QDict *qdict)
     uint64_t misc = qdict_get_int(qdict, "misc");
     int flags = MCE_INJECT_UNCOND_AO;
 
-    if (qdict_get_try_bool(qdict, "broadcast", 0)) {
+    if (qdict_get_try_bool(qdict, "broadcast", false)) {
         flags |= MCE_INJECT_BROADCAST;
     }
     cs = qemu_get_cpu(cpu_index);

qobject/qdict.c

@@ -241,7 +241,7 @@ int64_t qdict_get_int(const QDict *qdict, const char *key)
  *
  * Return bool mapped by 'key'.
  */
-int qdict_get_bool(const QDict *qdict, const char *key)
+bool qdict_get_bool(const QDict *qdict, const char *key)
 {
     QObject *obj = qdict_get_obj(qdict, key, QTYPE_QBOOL);
     return qbool_get_bool(qobject_to_qbool(obj));
@@ -314,7 +314,7 @@ int64_t qdict_get_try_int(const QDict *qdict, const char *key,
  * dictionary or if the stored object is not of QBool type
  * 'def_value' will be returned.
  */
-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)
 {
     QObject *obj;
 

tests/test-qmp-output-visitor.c

@@ -223,7 +223,7 @@ static void test_visitor_out_struct(TestOutputVisitorData *data,
     qdict = qobject_to_qdict(obj);
     g_assert_cmpint(qdict_size(qdict), ==, 3);
     g_assert_cmpint(qdict_get_int(qdict, "integer"), ==, 42);
-    g_assert_cmpint(qdict_get_bool(qdict, "boolean"), ==, 0);
+    g_assert_cmpint(qdict_get_bool(qdict, "boolean"), ==, false);
     g_assert_cmpstr(qdict_get_str(qdict, "string"), ==, "foo");
 
     QDECREF(qdict);