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author | Johan Dahlin <johan@gnome.org> | 2010-06-06 19:52:12 -0300 |
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committer | Johan Dahlin <johan@gnome.org> | 2010-06-06 19:54:53 -0300 |
commit | fa25cf7d285507bfa9e5c4ca05caa3748bfa2018 (patch) | |
tree | c64fac9dbe1f9b341ced7cfa967939b81c305eab /girepository/gistructinfo.c | |
parent | 553097d46144cef1b2e3a1315581c38d16fb73f4 (diff) | |
download | gobject-introspection-fa25cf7d285507bfa9e5c4ca05caa3748bfa2018.tar.gz |
[girepository] Move the rest out of ginfo.ch
Diffstat (limited to 'girepository/gistructinfo.c')
-rw-r--r-- | girepository/gistructinfo.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/girepository/gistructinfo.c b/girepository/gistructinfo.c new file mode 100644 index 00000000..eee5609c --- /dev/null +++ b/girepository/gistructinfo.c @@ -0,0 +1,151 @@ +/* GObject introspection: Struct implementation + * + * Copyright (C) 2005 Matthias Clasen + * Copyright (C) 2008,2009 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include <glib.h> + +#include <girepository.h> +#include "girepository-private.h" +#include "gitypelib-internal.h" +#include "girffi.h" + +gint +g_struct_info_get_n_fields (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->n_fields; +} + +static gint32 +g_struct_get_field_offset (GIStructInfo *info, + gint n) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + Header *header = (Header *)rinfo->typelib->data; + guint32 offset = rinfo->offset + header->struct_blob_size; + gint i; + FieldBlob *field_blob; + + for (i = 0; i < n; i++) + { + field_blob = (FieldBlob *)&rinfo->typelib->data[offset]; + offset += header->field_blob_size; + if (field_blob->has_embedded_type) + offset += header->callback_blob_size; + } + + return offset; +} + +GIFieldInfo * +g_struct_info_get_field (GIStructInfo *info, + gint n) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + + return (GIFieldInfo *) g_info_new (GI_INFO_TYPE_FIELD, (GIBaseInfo*)info, rinfo->typelib, + g_struct_get_field_offset (info, n)); +} + +gint +g_struct_info_get_n_methods (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->n_methods; +} + +GIFunctionInfo * +g_struct_info_get_method (GIStructInfo *info, + gint n) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + Header *header = (Header *)rinfo->typelib->data; + gint offset; + + offset = g_struct_get_field_offset (info, blob->n_fields) + n * header->function_blob_size; + return (GIFunctionInfo *) g_info_new (GI_INFO_TYPE_FUNCTION, (GIBaseInfo*)info, + rinfo->typelib, offset); +} + +GIFunctionInfo * +g_struct_info_find_method (GIStructInfo *info, + const gchar *name) +{ + gint offset; + GIRealInfo *rinfo = (GIRealInfo *)info; + Header *header = (Header *)rinfo->typelib->data; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + offset = rinfo->offset + header->struct_blob_size + + blob->n_fields * header->field_blob_size; + + return _g_base_info_find_method ((GIBaseInfo*)info, offset, blob->n_methods, name); +} + +gsize +g_struct_info_get_size (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->size; +} + +gsize +g_struct_info_get_alignment (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->alignment; +} + +gboolean +g_struct_info_is_foreign (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->foreign; +} + +/** + * g_struct_info_is_gtype_struct: + * @info: a #GIStructInfo + * + * Return true if this structure represents the "class structure" for some + * #GObject or #GInterface. This function is mainly useful to hide this kind of structure + * from generated public APIs. + * + * Returns: %TRUE if this is a class struct, %FALSE otherwise + */ +gboolean +g_struct_info_is_gtype_struct (GIStructInfo *info) +{ + GIRealInfo *rinfo = (GIRealInfo *)info; + StructBlob *blob = (StructBlob *)&rinfo->typelib->data[rinfo->offset]; + + return blob->is_gtype_struct; +} |