diff options
Diffstat (limited to 'hw/core/qdev-properties.c')
| -rw-r--r-- | hw/core/qdev-properties.c | 107 |
1 files changed, 55 insertions, 52 deletions
diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index 315196bd85..434a76f503 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -51,7 +51,7 @@ void qdev_prop_allow_set_link_before_realize(const Object *obj, } } -void *object_field_prop_ptr(Object *obj, Property *prop) +void *object_field_prop_ptr(Object *obj, const Property *prop) { void *ptr = obj; ptr += prop->offset; @@ -61,7 +61,7 @@ void *object_field_prop_ptr(Object *obj, Property *prop) static void field_prop_get(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; return prop->info->get(obj, v, name, opaque, errp); } @@ -78,7 +78,7 @@ static ObjectPropertyAccessor *field_prop_getter(const PropertyInfo *info) static void field_prop_set(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; if (!qdev_prop_allow_set(obj, name, prop->info, errp)) { return; @@ -100,7 +100,7 @@ static ObjectPropertyAccessor *field_prop_setter(const PropertyInfo *info) void qdev_propinfo_get_enum(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int *ptr = object_field_prop_ptr(obj, prop); visit_type_enum(v, name, ptr, prop->info->enum_table, errp); @@ -109,7 +109,7 @@ void qdev_propinfo_get_enum(Object *obj, Visitor *v, const char *name, void qdev_propinfo_set_enum(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int *ptr = object_field_prop_ptr(obj, prop); visit_type_enum(v, name, ptr, prop->info->enum_table, errp); @@ -131,13 +131,13 @@ const PropertyInfo qdev_prop_enum = { /* Bit */ -static uint32_t qdev_get_prop_mask(Property *prop) +static uint32_t qdev_get_prop_mask(const Property *prop) { assert(prop->info == &qdev_prop_bit); return 0x1 << prop->bitnr; } -static void bit_prop_set(Object *obj, Property *props, bool val) +static void bit_prop_set(Object *obj, const Property *props, bool val) { uint32_t *p = object_field_prop_ptr(obj, props); uint32_t mask = qdev_get_prop_mask(props); @@ -151,7 +151,7 @@ static void bit_prop_set(Object *obj, Property *props, bool val) static void prop_get_bit(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *p = object_field_prop_ptr(obj, prop); bool value = (*p & qdev_get_prop_mask(prop)) != 0; @@ -161,7 +161,7 @@ static void prop_get_bit(Object *obj, Visitor *v, const char *name, static void prop_set_bit(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; bool value; if (!visit_type_bool(v, name, &value, errp)) { @@ -185,13 +185,13 @@ const PropertyInfo qdev_prop_bit = { /* Bit64 */ -static uint64_t qdev_get_prop_mask64(Property *prop) +static uint64_t qdev_get_prop_mask64(const Property *prop) { assert(prop->info == &qdev_prop_bit64); return 0x1ull << prop->bitnr; } -static void bit64_prop_set(Object *obj, Property *props, bool val) +static void bit64_prop_set(Object *obj, const Property *props, bool val) { uint64_t *p = object_field_prop_ptr(obj, props); uint64_t mask = qdev_get_prop_mask64(props); @@ -205,7 +205,7 @@ static void bit64_prop_set(Object *obj, Property *props, bool val) static void prop_get_bit64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *p = object_field_prop_ptr(obj, prop); bool value = (*p & qdev_get_prop_mask64(prop)) != 0; @@ -215,7 +215,7 @@ static void prop_get_bit64(Object *obj, Visitor *v, const char *name, static void prop_set_bit64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; bool value; if (!visit_type_bool(v, name, &value, errp)) { @@ -237,7 +237,7 @@ const PropertyInfo qdev_prop_bit64 = { static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; bool *ptr = object_field_prop_ptr(obj, prop); visit_type_bool(v, name, ptr, errp); @@ -246,7 +246,7 @@ static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque, static void set_bool(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; bool *ptr = object_field_prop_ptr(obj, prop); visit_type_bool(v, name, ptr, errp); @@ -264,7 +264,7 @@ const PropertyInfo qdev_prop_bool = { static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint8_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint8(v, name, ptr, errp); @@ -273,7 +273,7 @@ static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque, static void set_uint8(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint8_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint8(v, name, ptr, errp); @@ -303,7 +303,7 @@ const PropertyInfo qdev_prop_uint8 = { static void get_uint16(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint16_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint16(v, name, ptr, errp); @@ -312,7 +312,7 @@ static void get_uint16(Object *obj, Visitor *v, const char *name, static void set_uint16(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint16_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint16(v, name, ptr, errp); @@ -330,7 +330,7 @@ const PropertyInfo qdev_prop_uint16 = { static void get_uint32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint32(v, name, ptr, errp); @@ -339,7 +339,7 @@ static void get_uint32(Object *obj, Visitor *v, const char *name, static void set_uint32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint32(v, name, ptr, errp); @@ -348,7 +348,7 @@ static void set_uint32(Object *obj, Visitor *v, const char *name, void qdev_propinfo_get_int32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int32_t *ptr = object_field_prop_ptr(obj, prop); visit_type_int32(v, name, ptr, errp); @@ -357,7 +357,7 @@ void qdev_propinfo_get_int32(Object *obj, Visitor *v, const char *name, static void set_int32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int32_t *ptr = object_field_prop_ptr(obj, prop); visit_type_int32(v, name, ptr, errp); @@ -382,7 +382,7 @@ const PropertyInfo qdev_prop_int32 = { static void get_uint64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint64(v, name, ptr, errp); @@ -391,7 +391,7 @@ static void get_uint64(Object *obj, Visitor *v, const char *name, static void set_uint64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint64(v, name, ptr, errp); @@ -400,7 +400,7 @@ static void set_uint64(Object *obj, Visitor *v, const char *name, static void get_int64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_int64(v, name, ptr, errp); @@ -409,7 +409,7 @@ static void get_int64(Object *obj, Visitor *v, const char *name, static void set_int64(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; int64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_int64(v, name, ptr, errp); @@ -432,7 +432,7 @@ const PropertyInfo qdev_prop_int64 = { static void set_uint64_checkmask(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_uint64(v, name, ptr, errp); @@ -452,14 +452,14 @@ const PropertyInfo qdev_prop_uint64_checkmask = { static void release_string(Object *obj, const char *name, void *opaque) { - Property *prop = opaque; + const Property *prop = opaque; g_free(*(char **)object_field_prop_ptr(obj, prop)); } static void get_string(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; char **ptr = object_field_prop_ptr(obj, prop); if (!*ptr) { @@ -473,7 +473,7 @@ static void get_string(Object *obj, Visitor *v, const char *name, static void set_string(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; char **ptr = object_field_prop_ptr(obj, prop); char *str; @@ -507,7 +507,7 @@ const PropertyInfo qdev_prop_on_off_auto = { void qdev_propinfo_get_size32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *ptr = object_field_prop_ptr(obj, prop); uint64_t value = *ptr; @@ -517,7 +517,7 @@ void qdev_propinfo_get_size32(Object *obj, Visitor *v, const char *name, static void set_size32(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *ptr = object_field_prop_ptr(obj, prop); uint64_t value; @@ -557,7 +557,7 @@ struct ArrayElementList { * specific element of the array. Arrays are backed by an uint32_t length field * and an element array. @elem points at an element in this element array. */ -static Property array_elem_prop(Object *obj, Property *parent_prop, +static Property array_elem_prop(Object *obj, const Property *parent_prop, const char *name, char *elem) { return (Property) { @@ -582,7 +582,7 @@ static Property array_elem_prop(Object *obj, Property *parent_prop, */ static void release_prop_array(Object *obj, const char *name, void *opaque) { - Property *prop = opaque; + const Property *prop = opaque; uint32_t *alenptr = object_field_prop_ptr(obj, prop); void **arrayptr = (void *)obj + prop->arrayoffset; char *elem = *arrayptr; @@ -609,7 +609,7 @@ static void set_prop_array(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { ERRP_GUARD(); - Property *prop = opaque; + const Property *prop = opaque; uint32_t *alenptr = object_field_prop_ptr(obj, prop); void **arrayptr = (void *)obj + prop->arrayoffset; ArrayElementList *list, *elem, *next; @@ -685,7 +685,7 @@ static void get_prop_array(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { ERRP_GUARD(); - Property *prop = opaque; + const Property *prop = opaque; uint32_t *alenptr = object_field_prop_ptr(obj, prop); void **arrayptr = (void *)obj + prop->arrayoffset; char *elemptr = *arrayptr; @@ -749,16 +749,13 @@ const PropertyInfo qdev_prop_array = { /* --- public helpers --- */ -static const Property *qdev_prop_walk(const Property *props, const char *name) +static const Property *qdev_prop_walk(DeviceClass *cls, const char *name) { - if (!props) { - return NULL; - } - while (props->name) { - if (strcmp(props->name, name) == 0) { - return props; + for (int i = 0, n = cls->props_count_; i < n; ++i) { + const Property *prop = &cls->props_[i]; + if (strcmp(prop->name, name) == 0) { + return prop; } - props++; } return NULL; } @@ -771,7 +768,7 @@ static const Property *qdev_prop_find(DeviceState *dev, const char *name) /* device properties */ class = object_get_class(OBJECT(dev)); do { - prop = qdev_prop_walk(DEVICE_CLASS(class)->props_, name); + prop = qdev_prop_walk(DEVICE_CLASS(class), name); if (prop) { return prop; } @@ -931,7 +928,7 @@ void qdev_prop_set_globals(DeviceState *dev) static void get_size(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_size(v, name, ptr, errp); @@ -940,7 +937,7 @@ static void get_size(Object *obj, Visitor *v, const char *name, void *opaque, static void set_size(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; uint64_t *ptr = object_field_prop_ptr(obj, prop); visit_type_size(v, name, ptr, errp); @@ -1023,7 +1020,7 @@ static void qdev_get_legacy_property(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { - Property *prop = opaque; + const Property *prop = opaque; char buffer[1024]; char *ptr = buffer; @@ -1061,12 +1058,18 @@ static void qdev_class_add_legacy_property(DeviceClass *dc, const Property *prop NULL, NULL, (Property *)prop); } -void device_class_set_props(DeviceClass *dc, const Property *props) +void device_class_set_props_n(DeviceClass *dc, const Property *props, size_t n) { - const Property *prop; + /* We used a hole in DeviceClass because that's still a lot. */ + assert(n <= UINT16_MAX); + assert(n != 0); dc->props_ = props; - for (prop = props; prop && prop->name; prop++) { + dc->props_count_ = n; + + for (size_t i = 0; i < n; ++i) { + const Property *prop = &props[i]; + assert(prop->name); qdev_class_add_legacy_property(dc, prop); qdev_class_add_property(dc, prop->name, prop); } |