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[Qemu-devel] [PULL 48/62] qom: add object_property_add_const_link
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 48/62] qom: add object_property_add_const_link |
Date: |
Fri, 5 Jun 2015 17:15:49 +0200 |
Suggested-by: Eduardo Habkost <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
include/qom/object.h | 18 ++++++++++++++++++
qom/object.c | 16 ++++++++++++++++
2 files changed, 34 insertions(+)
diff --git a/include/qom/object.h b/include/qom/object.h
index d2d7748..0505f20 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -1290,6 +1290,24 @@ void object_property_add_alias(Object *obj, const char
*name,
Error **errp);
/**
+ * object_property_add_const_link:
+ * @obj: the object to add a property to
+ * @name: the name of the property
+ * @target: the object to be referred by the link
+ * @errp: if an error occurs, a pointer to an area to store the error
+ *
+ * Add an unmodifiable link for a property on an object. This function will
+ * add a property of type link<TYPE> where TYPE is the type of @target.
+ *
+ * The caller must ensure that @target stays alive as long as
+ * this property exists. In the case @target is a child of @obj,
+ * this will be the case. Otherwise, the caller is responsible for
+ * taking a reference.
+ */
+void object_property_add_const_link(Object *obj, const char *name,
+ Object *target, Error **errp);
+
+/**
* object_property_set_description:
* @obj: the object owning the property
* @name: the name of the property
diff --git a/qom/object.c b/qom/object.c
index b8dff43..96abd34 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -1266,6 +1266,22 @@ out:
g_free(full_type);
}
+void object_property_add_const_link(Object *obj, const char *name,
+ Object *target, Error **errp)
+{
+ char *link_type;
+ ObjectProperty *op;
+
+ link_type = g_strdup_printf("link<%s>", object_get_typename(target));
+ op = object_property_add(obj, name, link_type,
+ object_get_child_property, NULL,
+ NULL, target, errp);
+ if (op != NULL) {
+ op->resolve = object_resolve_child_property;
+ }
+ g_free(link_type);
+}
+
gchar *object_get_canonical_path_component(Object *obj)
{
ObjectProperty *prop = NULL;
--
2.4.1
- [Qemu-devel] [PULL 38/62] target-i386: introduce cpu_get_mem_attrs, (continued)
- [Qemu-devel] [PULL 38/62] target-i386: introduce cpu_get_mem_attrs, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 40/62] target-i386: Use correct memory attributes for ioport accesses, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 41/62] target-i386: mask NMIs on entry to SMM, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 42/62] target-i386: set G=1 in SMM big real mode selectors, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 43/62] target-i386: wake up processors that receive an SMI, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 44/62] pflash_cfi01: change big-endian property to BIT type, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 45/62] pflash_cfi01: change to new-style MMIO accessors, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 39/62] target-i386: Use correct memory attributes for memory accesses, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 46/62] pflash_cfi01: add secure property, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 47/62] vl: allow full-blown QemuOpts syntax for -global, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 48/62] qom: add object_property_add_const_link,
Paolo Bonzini <=
- [Qemu-devel] [PULL 49/62] vl: run "late" notifiers immediately, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 50/62] target-i386: create a separate AddressSpace for each CPU, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 51/62] hw/i386: add a separate region that tracks the SMRAME bit, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 53/62] hw/i386: remove smram_update, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 52/62] target-i386: use memory API to implement SMRAM, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 54/62] q35: implement high SMRAM, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 55/62] q35: fix ESMRAMC default, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 56/62] q35: add config space wmask for SMRAM and ESMRAMC, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 57/62] q35: implement SMRAM.D_LCK, Paolo Bonzini, 2015/06/05
- [Qemu-devel] [PULL 58/62] q35: add test for SMRAM.D_LCK, Paolo Bonzini, 2015/06/05