Move all property types from qdev-properties.c to qom/property-types.c. Signed-off-by: Eduardo Habkost <ehabk...@redhat.com> --- Changes v1 -> v2: * Rebased after changes in previous patches in the series --- Cc: Paolo Bonzini <pbonz...@redhat.com> Cc: "Daniel P. Berrangé" <berra...@redhat.com> Cc: Eduardo Habkost <ehabk...@redhat.com> Cc: qemu-devel@nongnu.org --- include/hw/qdev-properties.h | 179 +----------- include/qom/property-types.h | 185 ++++++++++++ hw/core/qdev-properties.c | 537 ---------------------------------- qom/property-types.c | 545 +++++++++++++++++++++++++++++++++++ qom/meson.build | 1 + 5 files changed, 732 insertions(+), 715 deletions(-) create mode 100644 include/qom/property-types.h create mode 100644 qom/property-types.c
diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h index bee26d0319..939b6dbf4e 100644 --- a/include/hw/qdev-properties.h +++ b/include/hw/qdev-properties.h @@ -3,184 +3,7 @@ #include "hw/qdev-core.h" #include "qom/field-property.h" - -/*** qdev-properties.c ***/ - -extern const PropertyInfo prop_info_bit; -extern const PropertyInfo prop_info_bit64; -extern const PropertyInfo prop_info_bool; -extern const PropertyInfo prop_info_enum; -extern const PropertyInfo prop_info_uint8; -extern const PropertyInfo prop_info_uint16; -extern const PropertyInfo prop_info_uint32; -extern const PropertyInfo prop_info_int32; -extern const PropertyInfo prop_info_uint64; -extern const PropertyInfo prop_info_int64; -extern const PropertyInfo prop_info_size; -extern const PropertyInfo prop_info_string; -extern const PropertyInfo prop_info_on_off_auto; -extern const PropertyInfo prop_info_size32; -extern const PropertyInfo prop_info_arraylen; -extern const PropertyInfo prop_info_link; - -#define DEFINE_PROP(_name, _state, _field, _prop, _type, ...) { \ - .qdev_prop_name = (_name), \ - .info = &(_prop), \ - .offset = offsetof(_state, _field) \ - + type_check(_type, typeof_field(_state, _field)), \ - __VA_ARGS__ \ - } - -#define DEFINE_PROP_SIGNED(_name, _state, _field, _defval, _prop, _type) \ - DEFINE_PROP(_name, _state, _field, _prop, _type, \ - .set_default = true, \ - .defval.i = (_type)_defval) - -#define DEFINE_PROP_SIGNED_NODEFAULT(_name, _state, _field, _prop, _type) \ - DEFINE_PROP(_name, _state, _field, _prop, _type) - -#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) \ - DEFINE_PROP(_name, _state, _field, prop_info_bit, uint32_t, \ - .bitnr = (_bit), \ - .set_default = true, \ - .defval.u = (bool)_defval) - -#define DEFINE_PROP_UNSIGNED(_name, _state, _field, _defval, _prop, _type) \ - DEFINE_PROP(_name, _state, _field, _prop, _type, \ - .set_default = true, \ - .defval.u = (_type)_defval) - -#define DEFINE_PROP_UNSIGNED_NODEFAULT(_name, _state, _field, _prop, _type) \ - DEFINE_PROP(_name, _state, _field, _prop, _type) - -#define DEFINE_PROP_BIT64(_name, _state, _field, _bit, _defval) \ - DEFINE_PROP(_name, _state, _field, prop_info_bit64, uint64_t, \ - .bitnr = (_bit), \ - .set_default = true, \ - .defval.u = (bool)_defval) - -#define DEFINE_PROP_BOOL(_name, _state, _field, _defval) \ - DEFINE_PROP(_name, _state, _field, prop_info_bool, bool, \ - .set_default = true, \ - .defval.u = (bool)_defval) - -#define PROP_ARRAY_LEN_PREFIX "len-" - -/** - * DEFINE_PROP_ARRAY: - * @_name: name of the array - * @_state: name of the device state structure type - * @_field: uint32_t field in @_state to hold the array length - * @_arrayfield: field in @_state (of type '@_arraytype *') which - * will point to the array - * @_arrayprop: PropertyInfo defining what property the array elements have - * @_arraytype: C type of the array elements - * - * Define device properties for a variable-length array _name. A - * static property "len-arrayname" is defined. When the device creator - * sets this property to the desired length of array, further dynamic - * properties "arrayname[0]", "arrayname[1]", ... are defined so the - * device creator can set the array element values. Setting the - * "len-arrayname" property more than once is an error. - * - * When the array length is set, the @_field member of the device - * struct is set to the array length, and @_arrayfield is set to point - * to (zero-initialised) memory allocated for the array. For a zero - * length array, @_field will be set to 0 and @_arrayfield to NULL. - * It is the responsibility of the device deinit code to free the - * @_arrayfield memory. - */ -#define DEFINE_PROP_ARRAY(_name, _state, _field, \ - _arrayfield, _arrayprop, _arraytype) \ - DEFINE_PROP((PROP_ARRAY_LEN_PREFIX _name), \ - _state, _field, prop_info_arraylen, uint32_t, \ - .set_default = true, \ - .defval.u = 0, \ - .arrayinfo = &(_arrayprop), \ - .arrayfieldsize = sizeof(_arraytype), \ - .arrayoffset = offsetof(_state, _arrayfield)) - -#define DEFINE_PROP_LINK(_name, _state, _field, _type, _ptr_type) \ - DEFINE_PROP(_name, _state, _field, prop_info_link, _ptr_type, \ - .link_type = _type) - -#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint8, uint8_t) -#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint16, uint16_t) -#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint32, uint32_t) -#define DEFINE_PROP_INT32(_n, _s, _f, _d) \ - DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_int32, int32_t) -#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint64, uint64_t) -#define DEFINE_PROP_INT64(_n, _s, _f, _d) \ - DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_int64, int64_t) -#define DEFINE_PROP_SIZE(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_size, uint64_t) -#define DEFINE_PROP_STRING(_n, _s, _f) \ - DEFINE_PROP(_n, _s, _f, prop_info_string, char*) -#define DEFINE_PROP_ON_OFF_AUTO(_n, _s, _f, _d) \ - DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_on_off_auto, OnOffAuto) -#define DEFINE_PROP_SIZE32(_n, _s, _f, _d) \ - DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_size32, uint32_t) - -#define DEFINE_PROP_END_OF_LIST() \ - {} - -/* - * The PROP_* macros can be used as arguments for - * object_class_property_add_field(). They will evaluate to a - * pointer to a static variable. - */ - -#define FIELD_PROP(def) \ - ({ static Property _p = def; &p; }) - -#define PROP_SIGNED(...) \ - FIELD_PROP(DEFINE_PROP_SIGNED(NULL, __VA_ARGS__)) -#define PROP_SIGNED_NODEFAULT(...) \ - FIELD_PROP(DEFINE_PROP_SIGNED_NODEFAULT(NULL, __VA_ARGS__)) -#define PROP_BIT(...) \ - FIELD_PROP(DEFINE_PROP_BIT(NULL, __VA_ARGS__)) -#define PROP_UNSIGNED(...) \ - FIELD_PROP(DEFINE_PROP_UNSIGNED(NULL, __VA_ARGS__)) -#define PROP_UNSIGNED_NODEFAULT(...) \ - FIELD_PROP(DEFINE_PROP_UNSIGNED_NODEFAULT(NULL, __VA_ARGS__)) -#define PROP_BIT64(...) \ - FIELD_PROP(DEFINE_PROP_BIT64(NULL, __VA_ARGS__)) -#define PROP_BOOL(...) \ - FIELD_PROP(DEFINE_PROP_BOOL(NULL, __VA_ARGS__)) -#define PROP_ARRAY(...) \ - FIELD_PROP(DEFINE_PROP_ARRAY(NULL, __VA_ARGS__)) -#define PROP_LINK(...) \ - FIELD_PROP(DEFINE_PROP_LINK(NULL, __VA_ARGS__)) -#define PROP_UINT8(...) \ - FIELD_PROP(DEFINE_PROP_UINT8(NULL, __VA_ARGS__)) -#define PROP_UINT16(...) \ - FIELD_PROP(DEFINE_PROP_UINT16(NULL, __VA_ARGS__)) -#define PROP_UINT32(...) \ - FIELD_PROP(DEFINE_PROP_UINT32(NULL, __VA_ARGS__)) -#define PROP_INT32(...) \ - FIELD_PROP(DEFINE_PROP_INT32(NULL, __VA_ARGS__)) -#define PROP_UINT64(...) \ - FIELD_PROP(DEFINE_PROP_UINT64(NULL, __VA_ARGS__)) -#define PROP_INT64(...) \ - FIELD_PROP(DEFINE_PROP_INT64(NULL, __VA_ARGS__)) -#define PROP_SIZE(...) \ - FIELD_PROP(DEFINE_PROP_SIZE(NULL, __VA_ARGS__)) -#define PROP_STRING(...) \ - FIELD_PROP(DEFINE_PROP_STRING(NULL, __VA_ARGS__)) -#define PROP_ON_OFF_AUTO(...) \ - FIELD_PROP(DEFINE_PROP_ON_OFF_AUTO(NULL, __VA_ARGS__)) -#define PROP_SIZE32(...) \ - FIELD_PROP(DEFINE_PROP_SIZE32(NULL, __VA_ARGS__)) -#define PROP_UUID(...) \ - FIELD_PROP(DEFINE_PROP_UUID(NULL, __VA_ARGS__)) -#define PROP_UUID_NODEFAULT(...) \ - FIELD_PROP(DEFINE_PROP_UUID_NODEFAULT(NULL, __VA_ARGS__)) -#define PROP_END_OF_LIST(...) \ - FIELD_PROP(DEFINE_PROP_END_OF_LIST(NULL, __VA_ARGS__)) +#include "qom/property-types.h" /* * Set properties between creation and realization. diff --git a/include/qom/property-types.h b/include/qom/property-types.h new file mode 100644 index 0000000000..75f758e835 --- /dev/null +++ b/include/qom/property-types.h @@ -0,0 +1,185 @@ +/* + * QOM field property types + */ +#ifndef QOM_PROPERTY_TYPES_H +#define QOM_PROPERTY_TYPES_H + +#include "qom/field-property.h" + +extern const PropertyInfo prop_info_bit; +extern const PropertyInfo prop_info_bit64; +extern const PropertyInfo prop_info_bool; +extern const PropertyInfo prop_info_enum; +extern const PropertyInfo prop_info_uint8; +extern const PropertyInfo prop_info_uint16; +extern const PropertyInfo prop_info_uint32; +extern const PropertyInfo prop_info_int32; +extern const PropertyInfo prop_info_uint64; +extern const PropertyInfo prop_info_int64; +extern const PropertyInfo prop_info_size; +extern const PropertyInfo prop_info_string; +extern const PropertyInfo prop_info_on_off_auto; +extern const PropertyInfo prop_info_size32; +extern const PropertyInfo prop_info_arraylen; +extern const PropertyInfo prop_info_link; + +#define DEFINE_PROP(_name, _state, _field, _prop, _type, ...) { \ + .qdev_prop_name = (_name), \ + .info = &(_prop), \ + .offset = offsetof(_state, _field) \ + + type_check(_type, typeof_field(_state, _field)), \ + __VA_ARGS__ \ + } + +#define DEFINE_PROP_SIGNED(_name, _state, _field, _defval, _prop, _type) \ + DEFINE_PROP(_name, _state, _field, _prop, _type, \ + .set_default = true, \ + .defval.i = (_type)_defval) + +#define DEFINE_PROP_SIGNED_NODEFAULT(_name, _state, _field, _prop, _type) \ + DEFINE_PROP(_name, _state, _field, _prop, _type) + +#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) \ + DEFINE_PROP(_name, _state, _field, prop_info_bit, uint32_t, \ + .bitnr = (_bit), \ + .set_default = true, \ + .defval.u = (bool)_defval) + +#define DEFINE_PROP_UNSIGNED(_name, _state, _field, _defval, _prop, _type) \ + DEFINE_PROP(_name, _state, _field, _prop, _type, \ + .set_default = true, \ + .defval.u = (_type)_defval) + +#define DEFINE_PROP_UNSIGNED_NODEFAULT(_name, _state, _field, _prop, _type) \ + DEFINE_PROP(_name, _state, _field, _prop, _type) + +#define DEFINE_PROP_BIT64(_name, _state, _field, _bit, _defval) \ + DEFINE_PROP(_name, _state, _field, prop_info_bit64, uint64_t, \ + .bitnr = (_bit), \ + .set_default = true, \ + .defval.u = (bool)_defval) + +#define DEFINE_PROP_BOOL(_name, _state, _field, _defval) \ + DEFINE_PROP(_name, _state, _field, prop_info_bool, bool, \ + .set_default = true, \ + .defval.u = (bool)_defval) + +#define PROP_ARRAY_LEN_PREFIX "len-" + +/** + * DEFINE_PROP_ARRAY: + * @_name: name of the array + * @_state: name of the device state structure type + * @_field: uint32_t field in @_state to hold the array length + * @_arrayfield: field in @_state (of type '@_arraytype *') which + * will point to the array + * @_arrayprop: PropertyInfo defining what property the array elements have + * @_arraytype: C type of the array elements + * + * Define device properties for a variable-length array _name. A + * static property "len-arrayname" is defined. When the device creator + * sets this property to the desired length of array, further dynamic + * properties "arrayname[0]", "arrayname[1]", ... are defined so the + * device creator can set the array element values. Setting the + * "len-arrayname" property more than once is an error. + * + * When the array length is set, the @_field member of the device + * struct is set to the array length, and @_arrayfield is set to point + * to (zero-initialised) memory allocated for the array. For a zero + * length array, @_field will be set to 0 and @_arrayfield to NULL. + * It is the responsibility of the device deinit code to free the + * @_arrayfield memory. + */ +#define DEFINE_PROP_ARRAY(_name, _state, _field, \ + _arrayfield, _arrayprop, _arraytype) \ + DEFINE_PROP((PROP_ARRAY_LEN_PREFIX _name), \ + _state, _field, prop_info_arraylen, uint32_t, \ + .set_default = true, \ + .defval.u = 0, \ + .arrayinfo = &(_arrayprop), \ + .arrayfieldsize = sizeof(_arraytype), \ + .arrayoffset = offsetof(_state, _arrayfield)) + +#define DEFINE_PROP_LINK(_name, _state, _field, _type, _ptr_type) \ + DEFINE_PROP(_name, _state, _field, prop_info_link, _ptr_type, \ + .link_type = _type) + +#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint8, uint8_t) +#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint16, uint16_t) +#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint32, uint32_t) +#define DEFINE_PROP_INT32(_n, _s, _f, _d) \ + DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_int32, int32_t) +#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_uint64, uint64_t) +#define DEFINE_PROP_INT64(_n, _s, _f, _d) \ + DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_int64, int64_t) +#define DEFINE_PROP_SIZE(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_size, uint64_t) +#define DEFINE_PROP_STRING(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, prop_info_string, char*) +#define DEFINE_PROP_ON_OFF_AUTO(_n, _s, _f, _d) \ + DEFINE_PROP_SIGNED(_n, _s, _f, _d, prop_info_on_off_auto, OnOffAuto) +#define DEFINE_PROP_SIZE32(_n, _s, _f, _d) \ + DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, prop_info_size32, uint32_t) + +#define DEFINE_PROP_END_OF_LIST() \ + {} + +/* + * The PROP_* macros can be used as arguments for + * object_class_property_add_field(). They will evaluate to a + * pointer to a static variable. + */ + +#define FIELD_PROP(def) \ + ({ static Property _p = def; &p; }) + +#define PROP_SIGNED(...) \ + FIELD_PROP(DEFINE_PROP_SIGNED(NULL, __VA_ARGS__)) +#define PROP_SIGNED_NODEFAULT(...) \ + FIELD_PROP(DEFINE_PROP_SIGNED_NODEFAULT(NULL, __VA_ARGS__)) +#define PROP_BIT(...) \ + FIELD_PROP(DEFINE_PROP_BIT(NULL, __VA_ARGS__)) +#define PROP_UNSIGNED(...) \ + FIELD_PROP(DEFINE_PROP_UNSIGNED(NULL, __VA_ARGS__)) +#define PROP_UNSIGNED_NODEFAULT(...) \ + FIELD_PROP(DEFINE_PROP_UNSIGNED_NODEFAULT(NULL, __VA_ARGS__)) +#define PROP_BIT64(...) \ + FIELD_PROP(DEFINE_PROP_BIT64(NULL, __VA_ARGS__)) +#define PROP_BOOL(...) \ + FIELD_PROP(DEFINE_PROP_BOOL(NULL, __VA_ARGS__)) +#define PROP_ARRAY(...) \ + FIELD_PROP(DEFINE_PROP_ARRAY(NULL, __VA_ARGS__)) +#define PROP_LINK(...) \ + FIELD_PROP(DEFINE_PROP_LINK(NULL, __VA_ARGS__)) +#define PROP_UINT8(...) \ + FIELD_PROP(DEFINE_PROP_UINT8(NULL, __VA_ARGS__)) +#define PROP_UINT16(...) \ + FIELD_PROP(DEFINE_PROP_UINT16(NULL, __VA_ARGS__)) +#define PROP_UINT32(...) \ + FIELD_PROP(DEFINE_PROP_UINT32(NULL, __VA_ARGS__)) +#define PROP_INT32(...) \ + FIELD_PROP(DEFINE_PROP_INT32(NULL, __VA_ARGS__)) +#define PROP_UINT64(...) \ + FIELD_PROP(DEFINE_PROP_UINT64(NULL, __VA_ARGS__)) +#define PROP_INT64(...) \ + FIELD_PROP(DEFINE_PROP_INT64(NULL, __VA_ARGS__)) +#define PROP_SIZE(...) \ + FIELD_PROP(DEFINE_PROP_SIZE(NULL, __VA_ARGS__)) +#define PROP_STRING(...) \ + FIELD_PROP(DEFINE_PROP_STRING(NULL, __VA_ARGS__)) +#define PROP_ON_OFF_AUTO(...) \ + FIELD_PROP(DEFINE_PROP_ON_OFF_AUTO(NULL, __VA_ARGS__)) +#define PROP_SIZE32(...) \ + FIELD_PROP(DEFINE_PROP_SIZE32(NULL, __VA_ARGS__)) +#define PROP_UUID(...) \ + FIELD_PROP(DEFINE_PROP_UUID(NULL, __VA_ARGS__)) +#define PROP_UUID_NODEFAULT(...) \ + FIELD_PROP(DEFINE_PROP_UUID_NODEFAULT(NULL, __VA_ARGS__)) +#define PROP_END_OF_LIST(...) \ + FIELD_PROP(DEFINE_PROP_END_OF_LIST(NULL, __VA_ARGS__)) + +#endif diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index b75730f15c..5bb4ff5f46 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -50,496 +50,6 @@ void qdev_prop_allow_set_link_before_realize(const Object *obj, } } -void field_prop_get_enum(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - int *ptr = object_field_prop_ptr(obj, prop); - - visit_type_enum(v, name, ptr, prop->info->enum_table, errp); -} - -void field_prop_set_enum(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - int *ptr = object_field_prop_ptr(obj, prop); - - visit_type_enum(v, name, ptr, prop->info->enum_table, errp); -} - -void field_prop_set_default_value_enum(ObjectProperty *op, - const Property *prop) -{ - object_property_set_default_str(op, - qapi_enum_lookup(prop->info->enum_table, prop->defval.i)); -} - -const PropertyInfo prop_info_enum = { - .name = "enum", - .get = field_prop_get_enum, - .set = field_prop_set_enum, - .set_default_value = field_prop_set_default_value_enum, -}; - -/* Bit */ - -static uint32_t qdev_get_prop_mask(Property *prop) -{ - assert(prop->info == &prop_info_bit); - return 0x1 << prop->bitnr; -} - -static void bit_prop_set(Object *obj, Property *props, bool val) -{ - uint32_t *p = object_field_prop_ptr(obj, props); - uint32_t mask = qdev_get_prop_mask(props); - if (val) { - *p |= mask; - } else { - *p &= ~mask; - } -} - -static void prop_get_bit(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint32_t *p = object_field_prop_ptr(obj, prop); - bool value = (*p & qdev_get_prop_mask(prop)) != 0; - - visit_type_bool(v, name, &value, errp); -} - -static void prop_set_bit(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - bool value; - - if (!visit_type_bool(v, name, &value, errp)) { - return; - } - bit_prop_set(obj, prop, value); -} - -static void set_default_value_bool(ObjectProperty *op, const Property *prop) -{ - object_property_set_default_bool(op, prop->defval.u); -} - -const PropertyInfo prop_info_bit = { - .name = "bool", - .description = "on/off", - .get = prop_get_bit, - .set = prop_set_bit, - .set_default_value = set_default_value_bool, -}; - -/* Bit64 */ - -static uint64_t qdev_get_prop_mask64(Property *prop) -{ - assert(prop->info == &prop_info_bit64); - return 0x1ull << prop->bitnr; -} - -static void bit64_prop_set(Object *obj, Property *props, bool val) -{ - uint64_t *p = object_field_prop_ptr(obj, props); - uint64_t mask = qdev_get_prop_mask64(props); - if (val) { - *p |= mask; - } else { - *p &= ~mask; - } -} - -static void prop_get_bit64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint64_t *p = object_field_prop_ptr(obj, prop); - bool value = (*p & qdev_get_prop_mask64(prop)) != 0; - - visit_type_bool(v, name, &value, errp); -} - -static void prop_set_bit64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - bool value; - - if (!visit_type_bool(v, name, &value, errp)) { - return; - } - bit64_prop_set(obj, prop, value); -} - -const PropertyInfo prop_info_bit64 = { - .name = "bool", - .description = "on/off", - .get = prop_get_bit64, - .set = prop_set_bit64, - .set_default_value = set_default_value_bool, -}; - -/* --- bool --- */ - -static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - bool *ptr = object_field_prop_ptr(obj, prop); - - visit_type_bool(v, name, ptr, errp); -} - -static void set_bool(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - bool *ptr = object_field_prop_ptr(obj, prop); - - visit_type_bool(v, name, ptr, errp); -} - -const PropertyInfo prop_info_bool = { - .name = "bool", - .get = get_bool, - .set = set_bool, - .set_default_value = set_default_value_bool, -}; - -/* --- 8bit integer --- */ - -static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - uint8_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint8(v, name, ptr, errp); -} - -static void set_uint8(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - uint8_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint8(v, name, ptr, errp); -} - -void field_prop_set_default_value_int(ObjectProperty *op, - const Property *prop) -{ - object_property_set_default_int(op, prop->defval.i); -} - -void field_prop_set_default_value_uint(ObjectProperty *op, - const Property *prop) -{ - object_property_set_default_uint(op, prop->defval.u); -} - -const PropertyInfo prop_info_uint8 = { - .name = "uint8", - .get = get_uint8, - .set = set_uint8, - .set_default_value = field_prop_set_default_value_uint, -}; - -/* --- 16bit integer --- */ - -static void get_uint16(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint16_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint16(v, name, ptr, errp); -} - -static void set_uint16(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint16_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint16(v, name, ptr, errp); -} - -const PropertyInfo prop_info_uint16 = { - .name = "uint16", - .get = get_uint16, - .set = set_uint16, - .set_default_value = field_prop_set_default_value_uint, -}; - -/* --- 32bit integer --- */ - -static void get_uint32(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint32_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint32(v, name, ptr, errp); -} - -static void set_uint32(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint32_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint32(v, name, ptr, errp); -} - -void field_prop_get_int32(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - int32_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_int32(v, name, ptr, errp); -} - -static void set_int32(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - int32_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_int32(v, name, ptr, errp); -} - -const PropertyInfo prop_info_uint32 = { - .name = "uint32", - .get = get_uint32, - .set = set_uint32, - .set_default_value = field_prop_set_default_value_uint, -}; - -const PropertyInfo prop_info_int32 = { - .name = "int32", - .get = field_prop_get_int32, - .set = set_int32, - .set_default_value = field_prop_set_default_value_int, -}; - -/* --- 64bit integer --- */ - -static void get_uint64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint64(v, name, ptr, errp); -} - -static void set_uint64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_uint64(v, name, ptr, errp); -} - -static void get_int64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - int64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_int64(v, name, ptr, errp); -} - -static void set_int64(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - int64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_int64(v, name, ptr, errp); -} - -const PropertyInfo prop_info_uint64 = { - .name = "uint64", - .get = get_uint64, - .set = set_uint64, - .set_default_value = field_prop_set_default_value_uint, -}; - -const PropertyInfo prop_info_int64 = { - .name = "int64", - .get = get_int64, - .set = set_int64, - .set_default_value = field_prop_set_default_value_int, -}; - -/* --- string --- */ - -static void release_string(Object *obj, const char *name, void *opaque) -{ - 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; - char **ptr = object_field_prop_ptr(obj, prop); - - if (!*ptr) { - char *str = (char *)""; - visit_type_str(v, name, &str, errp); - } else { - visit_type_str(v, name, ptr, errp); - } -} - -static void set_string(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - char **ptr = object_field_prop_ptr(obj, prop); - char *str; - - if (!visit_type_str(v, name, &str, errp)) { - return; - } - g_free(*ptr); - *ptr = str; -} - -const PropertyInfo prop_info_string = { - .name = "str", - .release = release_string, - .get = get_string, - .set = set_string, -}; - -/* --- on/off/auto --- */ - -const PropertyInfo prop_info_on_off_auto = { - .name = "OnOffAuto", - .description = "on/off/auto", - .enum_table = &OnOffAuto_lookup, - .get = field_prop_get_enum, - .set = field_prop_set_enum, - .set_default_value = field_prop_set_default_value_enum, -}; - -/* --- 32bit unsigned int 'size' type --- */ - -void field_prop_get_size32(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - Property *prop = opaque; - uint32_t *ptr = object_field_prop_ptr(obj, prop); - uint64_t value = *ptr; - - visit_type_size(v, name, &value, errp); -} - -static void set_size32(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - uint32_t *ptr = object_field_prop_ptr(obj, prop); - uint64_t value; - - if (!visit_type_size(v, name, &value, errp)) { - return; - } - - if (value > UINT32_MAX) { - error_setg(errp, - "Property %s.%s doesn't take value %" PRIu64 - " (maximum: %u)", - object_get_typename(obj), name, value, UINT32_MAX); - return; - } - - *ptr = value; -} - -const PropertyInfo prop_info_size32 = { - .name = "size", - .get = field_prop_get_size32, - .set = set_size32, - .set_default_value = field_prop_set_default_value_uint, -}; - -/* --- support for array properties --- */ - -static void set_prop_arraylen(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - /* Setter for the property which defines the length of a - * variable-sized property array. As well as actually setting the - * array-length field in the device struct, we have to create the - * array itself and dynamically add the corresponding properties. - */ - Property *prop = opaque; - ObjectProperty *op = object_property_find_err(obj, name, &error_abort); - uint32_t *alenptr = object_field_prop_ptr(obj, prop); - void **arrayptr = (void *)obj + prop->arrayoffset; - void *eltptr; - const char *arrayname; - int i; - - if (*alenptr) { - error_setg(errp, "array size property %s may not be set more than once", - name); - return; - } - if (!visit_type_uint32(v, name, alenptr, errp)) { - return; - } - if (!*alenptr) { - return; - } - - /* DEFINE_PROP_ARRAY guarantees that name should start with this prefix; - * strip it off so we can get the name of the array itself. - */ - assert(strncmp(name, PROP_ARRAY_LEN_PREFIX, - strlen(PROP_ARRAY_LEN_PREFIX)) == 0); - arrayname = name + strlen(PROP_ARRAY_LEN_PREFIX); - - /* Note that it is the responsibility of the individual device's deinit - * to free the array proper. - */ - *arrayptr = eltptr = g_malloc0(*alenptr * prop->arrayfieldsize); - for (i = 0; i < *alenptr; i++, eltptr += prop->arrayfieldsize) { - g_autofree char *propname = g_strdup_printf("%s[%d]", arrayname, i); - Property *arrayprop = g_new0(Property, 1); - arrayprop->info = prop->arrayinfo; - /* This ugly piece of pointer arithmetic sets up the offset so - * that when the underlying get/set hooks call qdev_get_prop_ptr - * they get the right answer despite the array element not actually - * being inside the device struct. - */ - arrayprop->offset = eltptr - (void *)obj; - assert(object_field_prop_ptr(obj, arrayprop) == eltptr); - object_property_add_field(obj, propname, arrayprop, op->allow_set); - } -} - -const PropertyInfo prop_info_arraylen = { - .name = "uint32", - .get = get_uint32, - .set = set_prop_arraylen, - .set_default_value = field_prop_set_default_value_uint, -}; - /* --- public helpers --- */ static Property *qdev_prop_walk(Property *props, const char *name) @@ -712,53 +222,6 @@ void qdev_prop_set_globals(DeviceState *dev) dev->hotplugged ? NULL : &error_fatal); } -/* --- 64bit unsigned int 'size' type --- */ - -static void get_size(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - uint64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_size(v, name, ptr, errp); -} - -static void set_size(Object *obj, Visitor *v, const char *name, void *opaque, - Error **errp) -{ - Property *prop = opaque; - uint64_t *ptr = object_field_prop_ptr(obj, prop); - - visit_type_size(v, name, ptr, errp); -} - -const PropertyInfo prop_info_size = { - .name = "size", - .get = get_size, - .set = set_size, - .set_default_value = field_prop_set_default_value_uint, -}; - -/* --- object link property --- */ - -static ObjectProperty *create_link_property(ObjectClass *oc, const char *name, - Property *prop) -{ - /* - * NOTE: object_property_allow_set_link is unconditional, but - * ObjectProperty.allow_set may be set for the property too. - */ - return object_class_property_add_link(oc, name, prop->link_type, - prop->offset, - object_property_allow_set_link, - OBJ_PROP_LINK_STRONG); -} - -const PropertyInfo prop_info_link = { - .name = "link", - .create = create_link_property, -}; - void qdev_property_add_static(DeviceState *dev, Property *prop) { object_property_add_field(OBJECT(dev), prop->qdev_prop_name, prop, diff --git a/qom/property-types.c b/qom/property-types.c new file mode 100644 index 0000000000..f566c05ec2 --- /dev/null +++ b/qom/property-types.c @@ -0,0 +1,545 @@ +#include "qemu/osdep.h" +#include "qom/field-property.h" +#include "qom/property-types.h" +#include "qom/field-property-internal.h" +#include "qapi/qapi-types-common.h" +#include "qapi/visitor.h" +#include "qapi/error.h" +#include "qemu/uuid.h" + +void field_prop_get_enum(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + int *ptr = object_field_prop_ptr(obj, prop); + + visit_type_enum(v, name, ptr, prop->info->enum_table, errp); +} + +void field_prop_set_enum(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + int *ptr = object_field_prop_ptr(obj, prop); + + visit_type_enum(v, name, ptr, prop->info->enum_table, errp); +} + +void field_prop_set_default_value_enum(ObjectProperty *op, + const Property *prop) +{ + object_property_set_default_str(op, + qapi_enum_lookup(prop->info->enum_table, prop->defval.i)); +} + +const PropertyInfo prop_info_enum = { + .name = "enum", + .get = field_prop_get_enum, + .set = field_prop_set_enum, + .set_default_value = field_prop_set_default_value_enum, +}; + +/* Bit */ + +static uint32_t qdev_get_prop_mask(Property *prop) +{ + assert(prop->info == &prop_info_bit); + return 0x1 << prop->bitnr; +} + +static void bit_prop_set(Object *obj, Property *props, bool val) +{ + uint32_t *p = object_field_prop_ptr(obj, props); + uint32_t mask = qdev_get_prop_mask(props); + if (val) { + *p |= mask; + } else { + *p &= ~mask; + } +} + +static void prop_get_bit(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint32_t *p = object_field_prop_ptr(obj, prop); + bool value = (*p & qdev_get_prop_mask(prop)) != 0; + + visit_type_bool(v, name, &value, errp); +} + +static void prop_set_bit(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + bool value; + + if (!visit_type_bool(v, name, &value, errp)) { + return; + } + bit_prop_set(obj, prop, value); +} + +static void set_default_value_bool(ObjectProperty *op, const Property *prop) +{ + object_property_set_default_bool(op, prop->defval.u); +} + +const PropertyInfo prop_info_bit = { + .name = "bool", + .description = "on/off", + .get = prop_get_bit, + .set = prop_set_bit, + .set_default_value = set_default_value_bool, +}; + +/* Bit64 */ + +static uint64_t qdev_get_prop_mask64(Property *prop) +{ + assert(prop->info == &prop_info_bit64); + return 0x1ull << prop->bitnr; +} + +static void bit64_prop_set(Object *obj, Property *props, bool val) +{ + uint64_t *p = object_field_prop_ptr(obj, props); + uint64_t mask = qdev_get_prop_mask64(props); + if (val) { + *p |= mask; + } else { + *p &= ~mask; + } +} + +static void prop_get_bit64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint64_t *p = object_field_prop_ptr(obj, prop); + bool value = (*p & qdev_get_prop_mask64(prop)) != 0; + + visit_type_bool(v, name, &value, errp); +} + +static void prop_set_bit64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + bool value; + + if (!visit_type_bool(v, name, &value, errp)) { + return; + } + bit64_prop_set(obj, prop, value); +} + +const PropertyInfo prop_info_bit64 = { + .name = "bool", + .description = "on/off", + .get = prop_get_bit64, + .set = prop_set_bit64, + .set_default_value = set_default_value_bool, +}; + +/* --- bool --- */ + +static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + bool *ptr = object_field_prop_ptr(obj, prop); + + visit_type_bool(v, name, ptr, errp); +} + +static void set_bool(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + bool *ptr = object_field_prop_ptr(obj, prop); + + visit_type_bool(v, name, ptr, errp); +} + +const PropertyInfo prop_info_bool = { + .name = "bool", + .get = get_bool, + .set = set_bool, + .set_default_value = set_default_value_bool, +}; + +/* --- 8bit integer --- */ + +static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + uint8_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint8(v, name, ptr, errp); +} + +static void set_uint8(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + uint8_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint8(v, name, ptr, errp); +} + +void field_prop_set_default_value_int(ObjectProperty *op, + const Property *prop) +{ + object_property_set_default_int(op, prop->defval.i); +} + +void field_prop_set_default_value_uint(ObjectProperty *op, + const Property *prop) +{ + object_property_set_default_uint(op, prop->defval.u); +} + +const PropertyInfo prop_info_uint8 = { + .name = "uint8", + .get = get_uint8, + .set = set_uint8, + .set_default_value = field_prop_set_default_value_uint, +}; + +/* --- 16bit integer --- */ + +static void get_uint16(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint16_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint16(v, name, ptr, errp); +} + +static void set_uint16(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint16_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint16(v, name, ptr, errp); +} + +const PropertyInfo prop_info_uint16 = { + .name = "uint16", + .get = get_uint16, + .set = set_uint16, + .set_default_value = field_prop_set_default_value_uint, +}; + +/* --- 32bit integer --- */ + +static void get_uint32(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint32_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint32(v, name, ptr, errp); +} + +static void set_uint32(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint32_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint32(v, name, ptr, errp); +} + +void field_prop_get_int32(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + int32_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_int32(v, name, ptr, errp); +} + +static void set_int32(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + int32_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_int32(v, name, ptr, errp); +} + +const PropertyInfo prop_info_uint32 = { + .name = "uint32", + .get = get_uint32, + .set = set_uint32, + .set_default_value = field_prop_set_default_value_uint, +}; + +const PropertyInfo prop_info_int32 = { + .name = "int32", + .get = field_prop_get_int32, + .set = set_int32, + .set_default_value = field_prop_set_default_value_int, +}; + +/* --- 64bit integer --- */ + +static void get_uint64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint64(v, name, ptr, errp); +} + +static void set_uint64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_uint64(v, name, ptr, errp); +} + +static void get_int64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + int64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_int64(v, name, ptr, errp); +} + +static void set_int64(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + int64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_int64(v, name, ptr, errp); +} + +const PropertyInfo prop_info_uint64 = { + .name = "uint64", + .get = get_uint64, + .set = set_uint64, + .set_default_value = field_prop_set_default_value_uint, +}; + +const PropertyInfo prop_info_int64 = { + .name = "int64", + .get = get_int64, + .set = set_int64, + .set_default_value = field_prop_set_default_value_int, +}; + +/* --- string --- */ + +static void release_string(Object *obj, const char *name, void *opaque) +{ + 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; + char **ptr = object_field_prop_ptr(obj, prop); + + if (!*ptr) { + char *str = (char *)""; + visit_type_str(v, name, &str, errp); + } else { + visit_type_str(v, name, ptr, errp); + } +} + +static void set_string(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + char **ptr = object_field_prop_ptr(obj, prop); + char *str; + + if (!visit_type_str(v, name, &str, errp)) { + return; + } + g_free(*ptr); + *ptr = str; +} + +const PropertyInfo prop_info_string = { + .name = "str", + .release = release_string, + .get = get_string, + .set = set_string, +}; + +/* --- on/off/auto --- */ + +const PropertyInfo prop_info_on_off_auto = { + .name = "OnOffAuto", + .description = "on/off/auto", + .enum_table = &OnOffAuto_lookup, + .get = field_prop_get_enum, + .set = field_prop_set_enum, + .set_default_value = field_prop_set_default_value_enum, +}; + +/* --- 32bit unsigned int 'size' type --- */ + +void field_prop_get_size32(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Property *prop = opaque; + uint32_t *ptr = object_field_prop_ptr(obj, prop); + uint64_t value = *ptr; + + visit_type_size(v, name, &value, errp); +} + +static void set_size32(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + uint32_t *ptr = object_field_prop_ptr(obj, prop); + uint64_t value; + + if (!visit_type_size(v, name, &value, errp)) { + return; + } + + if (value > UINT32_MAX) { + error_setg(errp, + "Property %s.%s doesn't take value %" PRIu64 + " (maximum: %u)", + object_get_typename(obj), name, value, UINT32_MAX); + return; + } + + *ptr = value; +} + +const PropertyInfo prop_info_size32 = { + .name = "size", + .get = field_prop_get_size32, + .set = set_size32, + .set_default_value = field_prop_set_default_value_uint, +}; + +/* --- support for array properties --- */ + +static void set_prop_arraylen(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + /* Setter for the property which defines the length of a + * variable-sized property array. As well as actually setting the + * array-length field in the device struct, we have to create the + * array itself and dynamically add the corresponding properties. + */ + Property *prop = opaque; + ObjectProperty *op = object_property_find_err(obj, name, &error_abort); + uint32_t *alenptr = object_field_prop_ptr(obj, prop); + void **arrayptr = (void *)obj + prop->arrayoffset; + void *eltptr; + const char *arrayname; + int i; + + if (*alenptr) { + error_setg(errp, "array size property %s may not be set more than once", + name); + return; + } + if (!visit_type_uint32(v, name, alenptr, errp)) { + return; + } + if (!*alenptr) { + return; + } + + /* DEFINE_PROP_ARRAY guarantees that name should start with this prefix; + * strip it off so we can get the name of the array itself. + */ + assert(strncmp(name, PROP_ARRAY_LEN_PREFIX, + strlen(PROP_ARRAY_LEN_PREFIX)) == 0); + arrayname = name + strlen(PROP_ARRAY_LEN_PREFIX); + + /* Note that it is the responsibility of the individual device's deinit + * to free the array proper. + */ + *arrayptr = eltptr = g_malloc0(*alenptr * prop->arrayfieldsize); + for (i = 0; i < *alenptr; i++, eltptr += prop->arrayfieldsize) { + g_autofree char *propname = g_strdup_printf("%s[%d]", arrayname, i); + Property *arrayprop = g_new0(Property, 1); + arrayprop->info = prop->arrayinfo; + /* This ugly piece of pointer arithmetic sets up the offset so + * that when the underlying get/set hooks call qdev_get_prop_ptr + * they get the right answer despite the array element not actually + * being inside the device struct. + */ + arrayprop->offset = eltptr - (void *)obj; + assert(object_field_prop_ptr(obj, arrayprop) == eltptr); + object_property_add_field(obj, propname, arrayprop, op->allow_set); + } +} + +const PropertyInfo prop_info_arraylen = { + .name = "uint32", + .get = get_uint32, + .set = set_prop_arraylen, + .set_default_value = field_prop_set_default_value_uint, +}; + +/* --- 64bit unsigned int 'size' type --- */ + +static void get_size(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + uint64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_size(v, name, ptr, errp); +} + +static void set_size(Object *obj, Visitor *v, const char *name, void *opaque, + Error **errp) +{ + Property *prop = opaque; + uint64_t *ptr = object_field_prop_ptr(obj, prop); + + visit_type_size(v, name, ptr, errp); +} + +const PropertyInfo prop_info_size = { + .name = "size", + .get = get_size, + .set = set_size, + .set_default_value = field_prop_set_default_value_uint, +}; + +/* --- object link property --- */ + +static ObjectProperty *create_link_property(ObjectClass *oc, const char *name, + Property *prop) +{ + /* + * NOTE: object_property_allow_set_link is unconditional, but + * ObjectProperty.allow_set may be set for the property too. + */ + return object_class_property_add_link(oc, name, prop->link_type, + prop->offset, + object_property_allow_set_link, + OBJ_PROP_LINK_STRONG); +} + +const PropertyInfo prop_info_link = { + .name = "link", + .create = create_link_property, +}; diff --git a/qom/meson.build b/qom/meson.build index e83794454d..7fdfd6fe7b 100644 --- a/qom/meson.build +++ b/qom/meson.build @@ -5,6 +5,7 @@ qom_ss.add(files( 'object_interfaces.c', 'qom-qobject.c', 'field-property.c', + 'property-types.c', )) qmp_ss.add(files('qom-qmp-cmds.c')) -- 2.28.0