1 /*
2 INTEL CONFIDENTIAL
3 Copyright 2009 Intel Corporation All Rights Reserved.
4 The source code contained or described herein and all documents related to the source code ("Material") are owned by Intel Corporation or its suppliers or licensors. Title to the Material remains with Intel Corporation or its suppliers and licensors. The Material contains trade secrets and proprietary and confidential information of Intel or its suppliers and licensors. The Material is protected by worldwide copyright and trade secret laws and treaty provisions. No part of the Material may be used, copied, reproduced, modified, published, uploaded, posted, transmitted, distributed, or disclosed in any way without Intel’s prior express written permission.
5
6 No license under any patent, copyright, trade secret or other intellectual property right is granted to or conferred upon you by disclosure or delivery of the Materials, either expressly, by implication, inducement, estoppel or otherwise. Any license under such intellectual property rights must be express and approved by Intel in writing.
7 */
8
9 /**
10 * SECTION:mixdrmparams
11 * @short_description: Drm parameters
12 *
13 * A data object which stores drm specific parameters.
14 */
15
16 #include "mixdrmparams.h"
17
18 static GType _mix_drmparams_type = 0;
19 static MixParamsClass *parent_class = NULL;
20
21 #define _do_init { _mix_drmparams_type = g_define_type_id; }
22
23 gboolean mix_drmparams_copy(MixParams* target, const MixParams *src);
24 MixParams* mix_drmparams_dup(const MixParams *obj);
25 gboolean mix_drmparams_equal(MixParams* first, MixParams *second);
26 static void mix_drmparams_finalize(MixParams *obj);
27
28 G_DEFINE_TYPE_WITH_CODE(MixDrmParams, mix_drmparams, MIX_TYPE_PARAMS, _do_init);
29
30 void
_mix_drmparams_initialize(void)31 _mix_drmparams_initialize (void)
32 {
33 /* the MixParams types need to be class_ref'd once before it can be
34 * done from multiple threads;
35 * see http://bugzilla.gnome.org/show_bug.cgi?id=304551 */
36 g_type_class_ref (mix_drmparams_get_type ());
37 }
38
mix_drmparams_init(MixDrmParams * self)39 static void mix_drmparams_init (MixDrmParams *self)
40 {
41 }
42
mix_drmparams_class_init(MixDrmParamsClass * klass)43 static void mix_drmparams_class_init(MixDrmParamsClass *klass)
44 {
45 MixParamsClass *mixparams_class = MIX_PARAMS_CLASS(klass);
46
47 /* setup static parent class */
48 parent_class = (MixParamsClass *) g_type_class_peek_parent (klass);
49
50 mixparams_class->finalize = mix_drmparams_finalize;
51 mixparams_class->copy = (MixParamsCopyFunction)mix_drmparams_copy;
52 mixparams_class->dup = (MixParamsDupFunction)mix_drmparams_dup;
53 mixparams_class->equal = (MixParamsEqualFunction)mix_drmparams_equal;
54 }
55
mix_drmparams_new(void)56 MixDrmParams *mix_drmparams_new(void)
57 {
58 MixDrmParams *ret = (MixDrmParams *)g_type_create_instance (MIX_TYPE_DRMPARAMS);
59
60 return ret;
61 }
62
mix_drmparams_finalize(MixParams * obj)63 void mix_drmparams_finalize(MixParams *obj)
64 {
65 /* clean up here. */
66
67 /* Chain up parent */
68 if (parent_class->finalize)
69 parent_class->finalize(obj);
70 }
71
mix_drmparams_ref(MixDrmParams * mix)72 MixDrmParams *mix_drmparams_ref(MixDrmParams *mix)
73 {
74 return (MixDrmParams*)mix_params_ref(MIX_PARAMS(mix));
75 }
76
77 /**
78 * mix_drmparams_dup:
79 * @obj: a #MixDrmParams object
80 * @returns: a newly allocated duplicate of the object.
81 *
82 * Copy duplicate of the object.
83 */
mix_drmparams_dup(const MixParams * obj)84 MixParams* mix_drmparams_dup(const MixParams *obj)
85 {
86 MixParams *ret = NULL;
87
88 if (MIX_IS_DRMPARAMS(obj))
89 {
90 MixDrmParams *duplicate = mix_drmparams_new();
91 if (mix_drmparams_copy(MIX_PARAMS(duplicate), MIX_PARAMS(obj)))
92 {
93 ret = MIX_PARAMS(duplicate);
94 }
95 else
96 {
97 mix_drmparams_unref(duplicate);
98 }
99 }
100
101 return ret;;
102 }
103
104 /**
105 * mix_drmparams_copy:
106 * @target: copy to target
107 * @src: copy from src
108 * @returns: boolean indicates if copy is successful.
109 *
110 * Copy instance data from @src to @target.
111 */
mix_drmparams_copy(MixParams * target,const MixParams * src)112 gboolean mix_drmparams_copy(MixParams* target, const MixParams *src)
113 {
114 if (MIX_IS_DRMPARAMS(target) && MIX_IS_DRMPARAMS(src))
115 {
116 // TODO perform copy.
117 //
118 // Now chainup base class
119 // Get the root class from the cached parent_class object. This cached parent_class object has not be overwritten by this current class.
120 // Using the cached parent_class object because this_class would have ->copy pointing to this method!
121 // Cached parent_class contains the class object before it is overwritten by this derive class.
122 // MixParamsClass *klass = MIX_PARAMS_CLASS(parent_class);
123 if (parent_class->copy)
124 {
125 return parent_class->copy(MIX_PARAMS_CAST(target), MIX_PARAMS_CAST(src));
126 }
127 else
128 return TRUE;
129 }
130 return FALSE;
131 }
132
133 /**
134 * mix_drmparams_equal:
135 * @first: first object to compare
136 * @second: seond object to compare
137 * @returns: boolean indicates if instance are equal.
138 *
139 * Copy instance data from @src to @target.
140 */
mix_drmparams_equal(MixParams * first,MixParams * second)141 gboolean mix_drmparams_equal(MixParams* first, MixParams *second)
142 {
143 gboolean ret = TRUE;
144
145 if (MIX_IS_DRMPARAMS(first) && MIX_IS_DRMPARAMS(second))
146 {
147 // TODO: do deep compare
148
149 if (ret)
150 {
151 // members within this scope equal. chaining up.
152 MixParamsClass *klass = MIX_PARAMS_CLASS(parent_class);
153 if (klass->equal)
154 ret = parent_class->equal(first, second);
155 else
156 ret = TRUE;
157 }
158 }
159
160 return ret;
161 }
162
163
164