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150 lines
3.6 KiB
C
150 lines
3.6 KiB
C
/*
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* Copyright 2004 Ivan Leo Puoti
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* Copyright 2010 Christian Costa
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "initguid.h"
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#include "d3drm_private.h"
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void d3drm_object_init(struct d3drm_object *object, const char *classname)
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{
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object->ref = 1;
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object->appdata = 0;
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list_init(&object->destroy_callbacks);
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object->classname = classname;
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object->name = NULL;
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}
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struct destroy_callback
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{
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struct list entry;
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D3DRMOBJECTCALLBACK cb;
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void *ctx;
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};
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HRESULT d3drm_object_add_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
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{
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struct destroy_callback *callback;
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if (!cb)
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return D3DRMERR_BADVALUE;
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if (!(callback = malloc(sizeof(*callback))))
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return E_OUTOFMEMORY;
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callback->cb = cb;
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callback->ctx = ctx;
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list_add_head(&object->destroy_callbacks, &callback->entry);
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return D3DRM_OK;
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}
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HRESULT d3drm_object_delete_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
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{
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struct destroy_callback *callback;
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if (!cb)
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return D3DRMERR_BADVALUE;
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LIST_FOR_EACH_ENTRY(callback, &object->destroy_callbacks, struct destroy_callback, entry)
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{
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if (callback->cb == cb && callback->ctx == ctx)
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{
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list_remove(&callback->entry);
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free(callback);
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break;
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}
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}
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return D3DRM_OK;
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}
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HRESULT d3drm_object_get_class_name(struct d3drm_object *object, DWORD *size, char *name)
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{
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DWORD req_size;
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if (!size)
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return E_INVALIDARG;
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req_size = strlen(object->classname) + 1;
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if (name && *size < req_size)
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return E_INVALIDARG;
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*size = req_size;
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if (name)
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memcpy(name, object->classname, req_size);
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return D3DRM_OK;
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}
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HRESULT d3drm_object_get_name(struct d3drm_object *object, DWORD *size, char *name)
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{
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DWORD req_size;
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if (!size)
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return E_INVALIDARG;
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req_size = object->name ? strlen(object->name) + 1 : 0;
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if (name && *size < req_size)
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return E_INVALIDARG;
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if (name)
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{
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if (object->name)
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memcpy(name, object->name, req_size);
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else if (*size)
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*name = 0;
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}
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*size = req_size;
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return D3DRM_OK;
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}
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HRESULT d3drm_object_set_name(struct d3drm_object *object, const char *name)
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{
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DWORD req_size;
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free(object->name);
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object->name = NULL;
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if (name)
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{
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req_size = strlen(name) + 1;
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if (!(object->name = malloc(req_size)))
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return E_OUTOFMEMORY;
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memcpy(object->name, name, req_size);
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}
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return D3DRM_OK;
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}
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void d3drm_object_cleanup(IDirect3DRMObject *iface, struct d3drm_object *object)
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{
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struct destroy_callback *callback, *callback2;
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LIST_FOR_EACH_ENTRY_SAFE(callback, callback2, &object->destroy_callbacks, struct destroy_callback, entry)
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{
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callback->cb(iface, callback->ctx);
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list_remove(&callback->entry);
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free(callback);
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}
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free(object->name);
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object->name = NULL;
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}
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