libgirepository_1_0_la_SOURCES = \
gdump.c \
- gfield.c \
giarginfo.c \
gibaseinfo.c \
gicallableinfo.c \
+++ /dev/null
-#include <string.h>
-
-#include "girepository.h"
-#include "girffi.h"
-#include "config.h"
-
-/**
- * g_field_info_get_field:
- * @field_info: a #GIFieldInfo
- * @mem: pointer to a block of memory representing a C structure or union
- * @value: a #GArgument into which to store the value retrieved
- *
- * Reads a field identified by a #GFieldInfo from a C structure or
- * union. This only handles fields of simple C types. It will fail
- * for a field of a composite type like a nested structure or union
- * even if that is actually readable.
- *
- * Returns: %TRUE if reading the field succeeded, otherwise %FALSE
- */
-gboolean
-g_field_info_get_field (GIFieldInfo *field_info,
- gpointer mem,
- GArgument *value)
-{
- int offset;
- GITypeInfo *type_info;
- gboolean result = FALSE;
-
- if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_READABLE) == 0)
- return FALSE;
-
- offset = g_field_info_get_offset (field_info);
- type_info = g_field_info_get_type (field_info);
-
- if (g_type_info_is_pointer (type_info))
- {
- value->v_pointer = G_STRUCT_MEMBER(gpointer, mem, offset);
- result = TRUE;
- }
- else
- {
- switch (g_type_info_get_tag (type_info))
- {
- case GI_TYPE_TAG_VOID:
- g_warning("Field %s: should not be have void type",
- g_base_info_get_name ((GIBaseInfo *)field_info));
- break;
- case GI_TYPE_TAG_BOOLEAN:
- value->v_boolean = G_STRUCT_MEMBER(gboolean, mem, offset) != FALSE;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT8:
- case GI_TYPE_TAG_UINT8:
- value->v_uint8 = G_STRUCT_MEMBER(guint8, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT16:
- case GI_TYPE_TAG_UINT16:
- case GI_TYPE_TAG_SHORT:
- case GI_TYPE_TAG_USHORT:
- value->v_uint16 = G_STRUCT_MEMBER(guint16, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT32:
- case GI_TYPE_TAG_UINT32:
- case GI_TYPE_TAG_INT:
- case GI_TYPE_TAG_UINT:
- value->v_uint32 = G_STRUCT_MEMBER(guint32, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT64:
- case GI_TYPE_TAG_UINT64:
- value->v_uint64 = G_STRUCT_MEMBER(guint64, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_LONG:
- case GI_TYPE_TAG_ULONG:
- value->v_ulong = G_STRUCT_MEMBER(gulong, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_SSIZE:
- case GI_TYPE_TAG_SIZE:
- case GI_TYPE_TAG_GTYPE:
- value->v_size = G_STRUCT_MEMBER(gsize, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_FLOAT:
- value->v_float = G_STRUCT_MEMBER(gfloat, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_DOUBLE:
- value->v_double = G_STRUCT_MEMBER(gdouble, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_TIME_T:
-#if SIZEOF_TIME_T == 4
- value->v_int32 = G_STRUCT_MEMBER(time_t, mem, offset);
-#elif SIZEOF_TIME_T == 8
- value->v_int64 = G_STRUCT_MEMBER(time_t, mem, offset);
-#else
-# error "Unexpected size for time_t: not 4 or 8"
-#endif
- result = TRUE;
- break;
- case GI_TYPE_TAG_UTF8:
- case GI_TYPE_TAG_FILENAME:
- case GI_TYPE_TAG_ARRAY:
- case GI_TYPE_TAG_GLIST:
- case GI_TYPE_TAG_GSLIST:
- case GI_TYPE_TAG_GHASH:
- g_warning("Field %s: type %s should have is_pointer set",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_type_tag_to_string (g_type_info_get_tag (type_info)));
- break;
- case GI_TYPE_TAG_ERROR:
- /* Needs to be handled by the language binding directly */
- break;
- case GI_TYPE_TAG_INTERFACE:
- {
- GIBaseInfo *interface = g_type_info_get_interface (type_info);
- switch (g_base_info_get_type (interface))
- {
- case GI_INFO_TYPE_STRUCT:
- case GI_INFO_TYPE_UNION:
- case GI_INFO_TYPE_BOXED:
- /* Needs to be handled by the language binding directly */
- break;
- case GI_INFO_TYPE_OBJECT:
- break;
- case GI_INFO_TYPE_ENUM:
- case GI_INFO_TYPE_FLAGS:
- {
- /* FIXME: there's a mismatch here between the value->v_int we use
- * here and the glong result returned from g_value_info_get_value().
- * But to switch this to glong, we'd have to make g_function_info_invoke()
- * translate value->v_long to the proper ABI for an enum function
- * call parameter, which will usually be int, and then fix up language
- * bindings.
- */
- GITypeTag storage_type = g_enum_info_get_storage_type ((GIEnumInfo *)interface);
- switch (storage_type)
- {
- case GI_TYPE_TAG_INT8:
- case GI_TYPE_TAG_UINT8:
- value->v_int = (gint)G_STRUCT_MEMBER(guint8, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT16:
- case GI_TYPE_TAG_UINT16:
- case GI_TYPE_TAG_SHORT:
- case GI_TYPE_TAG_USHORT:
- value->v_int = (gint)G_STRUCT_MEMBER(guint16, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT32:
- case GI_TYPE_TAG_UINT32:
- case GI_TYPE_TAG_INT:
- case GI_TYPE_TAG_UINT:
- value->v_int = (gint)G_STRUCT_MEMBER(guint32, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT64:
- case GI_TYPE_TAG_UINT64:
- value->v_int = (gint)G_STRUCT_MEMBER(guint64, mem, offset);
- result = TRUE;
- break;
- case GI_TYPE_TAG_LONG:
- case GI_TYPE_TAG_ULONG:
- value->v_int = (gint)G_STRUCT_MEMBER(gulong, mem, offset);
- result = TRUE;
- break;
- default:
- g_warning("Field %s: Unexpected enum storage type %s",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_type_tag_to_string (storage_type));
- break;
- }
- break;
- }
- case GI_INFO_TYPE_VFUNC:
- case GI_INFO_TYPE_CALLBACK:
- g_warning("Field %s: Interface type %d should have is_pointer set",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_base_info_get_type (interface));
- break;
- case GI_INFO_TYPE_INVALID:
- case GI_INFO_TYPE_INTERFACE:
- case GI_INFO_TYPE_FUNCTION:
- case GI_INFO_TYPE_CONSTANT:
- case GI_INFO_TYPE_ERROR_DOMAIN:
- case GI_INFO_TYPE_VALUE:
- case GI_INFO_TYPE_SIGNAL:
- case GI_INFO_TYPE_PROPERTY:
- case GI_INFO_TYPE_FIELD:
- case GI_INFO_TYPE_ARG:
- case GI_INFO_TYPE_TYPE:
- case GI_INFO_TYPE_UNRESOLVED:
- g_warning("Field %s: Interface type %d not expected",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_base_info_get_type (interface));
- break;
- }
-
- g_base_info_unref ((GIBaseInfo *)interface);
- break;
- }
- break;
- }
- }
-
- g_base_info_unref ((GIBaseInfo *)type_info);
-
- return result;
-}
-
-/**
- * g_field_info_set_field:
- * @field_info: a #GIFieldInfo
- * @mem: pointer to a block of memory representing a C structure or union
- * @value: a #GArgument holding the value to store
- *
- * Writes a field identified by a #GFieldInfo to a C structure or
- * union. This only handles fields of simple C types. It will fail
- * for a field of a composite type like a nested structure or union
- * even if that is actually writable. Note also that that it will refuse
- * to write fields where memory management would by required. A field
- * with a type such as 'char *' must be set with a setter function.
- *
- * Returns: %TRUE if writing the field succeeded, otherwise %FALSE
- */
-gboolean
-g_field_info_set_field (GIFieldInfo *field_info,
- gpointer mem,
- const GArgument *value)
-{
- int offset;
- GITypeInfo *type_info;
- gboolean result = FALSE;
-
- if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_WRITABLE) == 0)
- return FALSE;
-
- offset = g_field_info_get_offset (field_info);
- type_info = g_field_info_get_type (field_info);
-
- if (!g_type_info_is_pointer (type_info))
- {
- switch (g_type_info_get_tag (type_info))
- {
- case GI_TYPE_TAG_VOID:
- g_warning("Field %s: should not be have void type",
- g_base_info_get_name ((GIBaseInfo *)field_info));
- break;
- case GI_TYPE_TAG_BOOLEAN:
- G_STRUCT_MEMBER(gboolean, mem, offset) = value->v_boolean != FALSE;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT8:
- case GI_TYPE_TAG_UINT8:
- G_STRUCT_MEMBER(guint8, mem, offset) = value->v_uint8;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT16:
- case GI_TYPE_TAG_UINT16:
- case GI_TYPE_TAG_SHORT:
- case GI_TYPE_TAG_USHORT:
- G_STRUCT_MEMBER(guint16, mem, offset) = value->v_uint16;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT32:
- case GI_TYPE_TAG_UINT32:
- case GI_TYPE_TAG_INT:
- case GI_TYPE_TAG_UINT:
- G_STRUCT_MEMBER(guint32, mem, offset) = value->v_uint32;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT64:
- case GI_TYPE_TAG_UINT64:
- G_STRUCT_MEMBER(guint64, mem, offset) = value->v_uint64;
- result = TRUE;
- break;
- case GI_TYPE_TAG_LONG:
- case GI_TYPE_TAG_ULONG:
- G_STRUCT_MEMBER(gulong, mem, offset)= value->v_ulong;
- result = TRUE;
- break;
- case GI_TYPE_TAG_SSIZE:
- case GI_TYPE_TAG_SIZE:
- case GI_TYPE_TAG_GTYPE:
- G_STRUCT_MEMBER(gsize, mem, offset) = value->v_size;
- result = TRUE;
- break;
- case GI_TYPE_TAG_FLOAT:
- G_STRUCT_MEMBER(gfloat, mem, offset) = value->v_float;
- result = TRUE;
- break;
- case GI_TYPE_TAG_DOUBLE:
- G_STRUCT_MEMBER(gdouble, mem, offset)= value->v_double;
- result = TRUE;
- break;
- case GI_TYPE_TAG_TIME_T:
-#if SIZEOF_TIME_T == 4
- G_STRUCT_MEMBER(time_t, mem, offset) = value->v_int32;
-#elif SIZEOF_TIME_T == 8
- G_STRUCT_MEMBER(time_t, mem, offset) = value->v_int64;
-#else
-# error "Unexpected size for time_t: not 4 or 8"
-#endif
- result = TRUE;
- break;
- case GI_TYPE_TAG_UTF8:
- case GI_TYPE_TAG_FILENAME:
- case GI_TYPE_TAG_ARRAY:
- case GI_TYPE_TAG_GLIST:
- case GI_TYPE_TAG_GSLIST:
- case GI_TYPE_TAG_GHASH:
- g_warning("Field %s: type %s should have is_pointer set",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_type_tag_to_string (g_type_info_get_tag (type_info)));
- break;
- case GI_TYPE_TAG_ERROR:
- /* Needs to be handled by the language binding directly */
- break;
- case GI_TYPE_TAG_INTERFACE:
- {
- GIBaseInfo *interface = g_type_info_get_interface (type_info);
- switch (g_base_info_get_type (interface))
- {
- case GI_INFO_TYPE_STRUCT:
- case GI_INFO_TYPE_UNION:
- case GI_INFO_TYPE_BOXED:
- /* Needs to be handled by the language binding directly */
- break;
- case GI_INFO_TYPE_OBJECT:
- break;
- case GI_INFO_TYPE_ENUM:
- case GI_INFO_TYPE_FLAGS:
- {
- /* See FIXME above
- */
- GITypeTag storage_type = g_enum_info_get_storage_type ((GIEnumInfo *)interface);
- switch (storage_type)
- {
- case GI_TYPE_TAG_INT8:
- case GI_TYPE_TAG_UINT8:
- G_STRUCT_MEMBER(guint8, mem, offset) = (guint8)value->v_int;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT16:
- case GI_TYPE_TAG_UINT16:
- case GI_TYPE_TAG_SHORT:
- case GI_TYPE_TAG_USHORT:
- G_STRUCT_MEMBER(guint16, mem, offset) = (guint16)value->v_int;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT32:
- case GI_TYPE_TAG_UINT32:
- case GI_TYPE_TAG_INT:
- case GI_TYPE_TAG_UINT:
- G_STRUCT_MEMBER(guint32, mem, offset) = (guint32)value->v_int;
- result = TRUE;
- break;
- case GI_TYPE_TAG_INT64:
- case GI_TYPE_TAG_UINT64:
- G_STRUCT_MEMBER(guint64, mem, offset) = (guint64)value->v_int;
- result = TRUE;
- break;
- case GI_TYPE_TAG_LONG:
- case GI_TYPE_TAG_ULONG:
- G_STRUCT_MEMBER(gulong, mem, offset) = (gulong)value->v_int;
- result = TRUE;
- break;
- default:
- g_warning("Field %s: Unexpected enum storage type %s",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_type_tag_to_string (storage_type));
- break;
- }
- break;
- }
- break;
- case GI_INFO_TYPE_VFUNC:
- case GI_INFO_TYPE_CALLBACK:
- g_warning("Field%s: Interface type %d should have is_pointer set",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_base_info_get_type (interface));
- break;
- case GI_INFO_TYPE_INVALID:
- case GI_INFO_TYPE_INTERFACE:
- case GI_INFO_TYPE_FUNCTION:
- case GI_INFO_TYPE_CONSTANT:
- case GI_INFO_TYPE_ERROR_DOMAIN:
- case GI_INFO_TYPE_VALUE:
- case GI_INFO_TYPE_SIGNAL:
- case GI_INFO_TYPE_PROPERTY:
- case GI_INFO_TYPE_FIELD:
- case GI_INFO_TYPE_ARG:
- case GI_INFO_TYPE_TYPE:
- case GI_INFO_TYPE_UNRESOLVED:
- g_warning("Field %s: Interface type %d not expected",
- g_base_info_get_name ((GIBaseInfo *)field_info),
- g_base_info_get_type (interface));
- break;
- }
-
- g_base_info_unref ((GIBaseInfo *)interface);
- break;
- }
- break;
- }
- }
-
- g_base_info_unref ((GIBaseInfo *)type_info);
-
- return result;
-}
#include <girepository.h>
#include "girepository-private.h"
#include "gitypelib-internal.h"
+#include "config.h"
/**
* SECTION:gifieldinfo
return (GIBaseInfo*)type_info;
}
+/**
+ * g_field_info_get_field:
+ * @field_info: a #GIFieldInfo
+ * @mem: pointer to a block of memory representing a C structure or union
+ * @value: a #GArgument into which to store the value retrieved
+ *
+ * Reads a field identified by a #GFieldInfo from a C structure or
+ * union. This only handles fields of simple C types. It will fail
+ * for a field of a composite type like a nested structure or union
+ * even if that is actually readable.
+ *
+ * Returns: %TRUE if reading the field succeeded, otherwise %FALSE
+ */
+gboolean
+g_field_info_get_field (GIFieldInfo *field_info,
+ gpointer mem,
+ GArgument *value)
+{
+ int offset;
+ GITypeInfo *type_info;
+ gboolean result = FALSE;
+
+ if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_READABLE) == 0)
+ return FALSE;
+
+ offset = g_field_info_get_offset (field_info);
+ type_info = g_field_info_get_type (field_info);
+
+ if (g_type_info_is_pointer (type_info))
+ {
+ value->v_pointer = G_STRUCT_MEMBER(gpointer, mem, offset);
+ result = TRUE;
+ }
+ else
+ {
+ switch (g_type_info_get_tag (type_info))
+ {
+ case GI_TYPE_TAG_VOID:
+ g_warning("Field %s: should not be have void type",
+ g_base_info_get_name ((GIBaseInfo *)field_info));
+ break;
+ case GI_TYPE_TAG_BOOLEAN:
+ value->v_boolean = G_STRUCT_MEMBER(gboolean, mem, offset) != FALSE;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT8:
+ case GI_TYPE_TAG_UINT8:
+ value->v_uint8 = G_STRUCT_MEMBER(guint8, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT16:
+ case GI_TYPE_TAG_UINT16:
+ case GI_TYPE_TAG_SHORT:
+ case GI_TYPE_TAG_USHORT:
+ value->v_uint16 = G_STRUCT_MEMBER(guint16, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT32:
+ case GI_TYPE_TAG_UINT32:
+ case GI_TYPE_TAG_INT:
+ case GI_TYPE_TAG_UINT:
+ value->v_uint32 = G_STRUCT_MEMBER(guint32, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT64:
+ case GI_TYPE_TAG_UINT64:
+ value->v_uint64 = G_STRUCT_MEMBER(guint64, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_LONG:
+ case GI_TYPE_TAG_ULONG:
+ value->v_ulong = G_STRUCT_MEMBER(gulong, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_SSIZE:
+ case GI_TYPE_TAG_SIZE:
+ case GI_TYPE_TAG_GTYPE:
+ value->v_size = G_STRUCT_MEMBER(gsize, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_FLOAT:
+ value->v_float = G_STRUCT_MEMBER(gfloat, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_DOUBLE:
+ value->v_double = G_STRUCT_MEMBER(gdouble, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_TIME_T:
+#if SIZEOF_TIME_T == 4
+ value->v_int32 = G_STRUCT_MEMBER(time_t, mem, offset);
+#elif SIZEOF_TIME_T == 8
+ value->v_int64 = G_STRUCT_MEMBER(time_t, mem, offset);
+#else
+# error "Unexpected size for time_t: not 4 or 8"
+#endif
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_UTF8:
+ case GI_TYPE_TAG_FILENAME:
+ case GI_TYPE_TAG_ARRAY:
+ case GI_TYPE_TAG_GLIST:
+ case GI_TYPE_TAG_GSLIST:
+ case GI_TYPE_TAG_GHASH:
+ g_warning("Field %s: type %s should have is_pointer set",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_type_tag_to_string (g_type_info_get_tag (type_info)));
+ break;
+ case GI_TYPE_TAG_ERROR:
+ /* Needs to be handled by the language binding directly */
+ break;
+ case GI_TYPE_TAG_INTERFACE:
+ {
+ GIBaseInfo *interface = g_type_info_get_interface (type_info);
+ switch (g_base_info_get_type (interface))
+ {
+ case GI_INFO_TYPE_STRUCT:
+ case GI_INFO_TYPE_UNION:
+ case GI_INFO_TYPE_BOXED:
+ /* Needs to be handled by the language binding directly */
+ break;
+ case GI_INFO_TYPE_OBJECT:
+ break;
+ case GI_INFO_TYPE_ENUM:
+ case GI_INFO_TYPE_FLAGS:
+ {
+ /* FIXME: there's a mismatch here between the value->v_int we use
+ * here and the glong result returned from g_value_info_get_value().
+ * But to switch this to glong, we'd have to make g_function_info_invoke()
+ * translate value->v_long to the proper ABI for an enum function
+ * call parameter, which will usually be int, and then fix up language
+ * bindings.
+ */
+ GITypeTag storage_type = g_enum_info_get_storage_type ((GIEnumInfo *)interface);
+ switch (storage_type)
+ {
+ case GI_TYPE_TAG_INT8:
+ case GI_TYPE_TAG_UINT8:
+ value->v_int = (gint)G_STRUCT_MEMBER(guint8, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT16:
+ case GI_TYPE_TAG_UINT16:
+ case GI_TYPE_TAG_SHORT:
+ case GI_TYPE_TAG_USHORT:
+ value->v_int = (gint)G_STRUCT_MEMBER(guint16, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT32:
+ case GI_TYPE_TAG_UINT32:
+ case GI_TYPE_TAG_INT:
+ case GI_TYPE_TAG_UINT:
+ value->v_int = (gint)G_STRUCT_MEMBER(guint32, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT64:
+ case GI_TYPE_TAG_UINT64:
+ value->v_int = (gint)G_STRUCT_MEMBER(guint64, mem, offset);
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_LONG:
+ case GI_TYPE_TAG_ULONG:
+ value->v_int = (gint)G_STRUCT_MEMBER(gulong, mem, offset);
+ result = TRUE;
+ break;
+ default:
+ g_warning("Field %s: Unexpected enum storage type %s",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_type_tag_to_string (storage_type));
+ break;
+ }
+ break;
+ }
+ case GI_INFO_TYPE_VFUNC:
+ case GI_INFO_TYPE_CALLBACK:
+ g_warning("Field %s: Interface type %d should have is_pointer set",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_base_info_get_type (interface));
+ break;
+ case GI_INFO_TYPE_INVALID:
+ case GI_INFO_TYPE_INTERFACE:
+ case GI_INFO_TYPE_FUNCTION:
+ case GI_INFO_TYPE_CONSTANT:
+ case GI_INFO_TYPE_ERROR_DOMAIN:
+ case GI_INFO_TYPE_VALUE:
+ case GI_INFO_TYPE_SIGNAL:
+ case GI_INFO_TYPE_PROPERTY:
+ case GI_INFO_TYPE_FIELD:
+ case GI_INFO_TYPE_ARG:
+ case GI_INFO_TYPE_TYPE:
+ case GI_INFO_TYPE_UNRESOLVED:
+ g_warning("Field %s: Interface type %d not expected",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_base_info_get_type (interface));
+ break;
+ }
+
+ g_base_info_unref ((GIBaseInfo *)interface);
+ break;
+ }
+ break;
+ }
+ }
+
+ g_base_info_unref ((GIBaseInfo *)type_info);
+
+ return result;
+}
+
+/**
+ * g_field_info_set_field:
+ * @field_info: a #GIFieldInfo
+ * @mem: pointer to a block of memory representing a C structure or union
+ * @value: a #GArgument holding the value to store
+ *
+ * Writes a field identified by a #GFieldInfo to a C structure or
+ * union. This only handles fields of simple C types. It will fail
+ * for a field of a composite type like a nested structure or union
+ * even if that is actually writable. Note also that that it will refuse
+ * to write fields where memory management would by required. A field
+ * with a type such as 'char *' must be set with a setter function.
+ *
+ * Returns: %TRUE if writing the field succeeded, otherwise %FALSE
+ */
+gboolean
+g_field_info_set_field (GIFieldInfo *field_info,
+ gpointer mem,
+ const GArgument *value)
+{
+ int offset;
+ GITypeInfo *type_info;
+ gboolean result = FALSE;
+
+ if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_WRITABLE) == 0)
+ return FALSE;
+
+ offset = g_field_info_get_offset (field_info);
+ type_info = g_field_info_get_type (field_info);
+
+ if (!g_type_info_is_pointer (type_info))
+ {
+ switch (g_type_info_get_tag (type_info))
+ {
+ case GI_TYPE_TAG_VOID:
+ g_warning("Field %s: should not be have void type",
+ g_base_info_get_name ((GIBaseInfo *)field_info));
+ break;
+ case GI_TYPE_TAG_BOOLEAN:
+ G_STRUCT_MEMBER(gboolean, mem, offset) = value->v_boolean != FALSE;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT8:
+ case GI_TYPE_TAG_UINT8:
+ G_STRUCT_MEMBER(guint8, mem, offset) = value->v_uint8;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT16:
+ case GI_TYPE_TAG_UINT16:
+ case GI_TYPE_TAG_SHORT:
+ case GI_TYPE_TAG_USHORT:
+ G_STRUCT_MEMBER(guint16, mem, offset) = value->v_uint16;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT32:
+ case GI_TYPE_TAG_UINT32:
+ case GI_TYPE_TAG_INT:
+ case GI_TYPE_TAG_UINT:
+ G_STRUCT_MEMBER(guint32, mem, offset) = value->v_uint32;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT64:
+ case GI_TYPE_TAG_UINT64:
+ G_STRUCT_MEMBER(guint64, mem, offset) = value->v_uint64;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_LONG:
+ case GI_TYPE_TAG_ULONG:
+ G_STRUCT_MEMBER(gulong, mem, offset)= value->v_ulong;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_SSIZE:
+ case GI_TYPE_TAG_SIZE:
+ case GI_TYPE_TAG_GTYPE:
+ G_STRUCT_MEMBER(gsize, mem, offset) = value->v_size;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_FLOAT:
+ G_STRUCT_MEMBER(gfloat, mem, offset) = value->v_float;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_DOUBLE:
+ G_STRUCT_MEMBER(gdouble, mem, offset)= value->v_double;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_TIME_T:
+#if SIZEOF_TIME_T == 4
+ G_STRUCT_MEMBER(time_t, mem, offset) = value->v_int32;
+#elif SIZEOF_TIME_T == 8
+ G_STRUCT_MEMBER(time_t, mem, offset) = value->v_int64;
+#else
+# error "Unexpected size for time_t: not 4 or 8"
+#endif
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_UTF8:
+ case GI_TYPE_TAG_FILENAME:
+ case GI_TYPE_TAG_ARRAY:
+ case GI_TYPE_TAG_GLIST:
+ case GI_TYPE_TAG_GSLIST:
+ case GI_TYPE_TAG_GHASH:
+ g_warning("Field %s: type %s should have is_pointer set",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_type_tag_to_string (g_type_info_get_tag (type_info)));
+ break;
+ case GI_TYPE_TAG_ERROR:
+ /* Needs to be handled by the language binding directly */
+ break;
+ case GI_TYPE_TAG_INTERFACE:
+ {
+ GIBaseInfo *interface = g_type_info_get_interface (type_info);
+ switch (g_base_info_get_type (interface))
+ {
+ case GI_INFO_TYPE_STRUCT:
+ case GI_INFO_TYPE_UNION:
+ case GI_INFO_TYPE_BOXED:
+ /* Needs to be handled by the language binding directly */
+ break;
+ case GI_INFO_TYPE_OBJECT:
+ break;
+ case GI_INFO_TYPE_ENUM:
+ case GI_INFO_TYPE_FLAGS:
+ {
+ /* See FIXME above
+ */
+ GITypeTag storage_type = g_enum_info_get_storage_type ((GIEnumInfo *)interface);
+ switch (storage_type)
+ {
+ case GI_TYPE_TAG_INT8:
+ case GI_TYPE_TAG_UINT8:
+ G_STRUCT_MEMBER(guint8, mem, offset) = (guint8)value->v_int;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT16:
+ case GI_TYPE_TAG_UINT16:
+ case GI_TYPE_TAG_SHORT:
+ case GI_TYPE_TAG_USHORT:
+ G_STRUCT_MEMBER(guint16, mem, offset) = (guint16)value->v_int;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT32:
+ case GI_TYPE_TAG_UINT32:
+ case GI_TYPE_TAG_INT:
+ case GI_TYPE_TAG_UINT:
+ G_STRUCT_MEMBER(guint32, mem, offset) = (guint32)value->v_int;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_INT64:
+ case GI_TYPE_TAG_UINT64:
+ G_STRUCT_MEMBER(guint64, mem, offset) = (guint64)value->v_int;
+ result = TRUE;
+ break;
+ case GI_TYPE_TAG_LONG:
+ case GI_TYPE_TAG_ULONG:
+ G_STRUCT_MEMBER(gulong, mem, offset) = (gulong)value->v_int;
+ result = TRUE;
+ break;
+ default:
+ g_warning("Field %s: Unexpected enum storage type %s",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_type_tag_to_string (storage_type));
+ break;
+ }
+ break;
+ }
+ break;
+ case GI_INFO_TYPE_VFUNC:
+ case GI_INFO_TYPE_CALLBACK:
+ g_warning("Field%s: Interface type %d should have is_pointer set",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_base_info_get_type (interface));
+ break;
+ case GI_INFO_TYPE_INVALID:
+ case GI_INFO_TYPE_INTERFACE:
+ case GI_INFO_TYPE_FUNCTION:
+ case GI_INFO_TYPE_CONSTANT:
+ case GI_INFO_TYPE_ERROR_DOMAIN:
+ case GI_INFO_TYPE_VALUE:
+ case GI_INFO_TYPE_SIGNAL:
+ case GI_INFO_TYPE_PROPERTY:
+ case GI_INFO_TYPE_FIELD:
+ case GI_INFO_TYPE_ARG:
+ case GI_INFO_TYPE_TYPE:
+ case GI_INFO_TYPE_UNRESOLVED:
+ g_warning("Field %s: Interface type %d not expected",
+ g_base_info_get_name ((GIBaseInfo *)field_info),
+ g_base_info_get_type (interface));
+ break;
+ }
+
+ g_base_info_unref ((GIBaseInfo *)interface);
+ break;
+ }
+ break;
+ }
+ }
+
+ g_base_info_unref ((GIBaseInfo *)type_info);
+
+ return result;
+}
gint g_field_info_get_size (GIFieldInfo *info);
gint g_field_info_get_offset (GIFieldInfo *info);
GITypeInfo * g_field_info_get_type (GIFieldInfo *info);
-
-gboolean g_field_info_get_field (GIFieldInfo *field_info,
- gpointer mem,
- GArgument *value);
-gboolean g_field_info_set_field (GIFieldInfo *field_info,
- gpointer mem,
- const GArgument *value);
+gboolean g_field_info_get_field (GIFieldInfo *field_info,
+ gpointer mem,
+ GArgument *value);
+gboolean g_field_info_set_field (GIFieldInfo *field_info,
+ gpointer mem,
+ const GArgument *value);
G_END_DECLS
projects / platform / upstream / gobject-introspection.git / commitdiff