1//=========================================================================
2// FILENAME	: tagutils-asf.h
3// DESCRIPTION	: ASF (wma/wmv) metadata reader
4//=========================================================================
5// Copyright (c) 2008- NETGEAR, Inc. All Rights Reserved.
6//=========================================================================
7
8/*
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 */
22
23
24#define __PACKED__  __attribute__((packed))
25
26#include <endian.h>
27
28typedef struct _GUID {
29	__u32 l;
30	__u16 w[2];
31	__u8 b[8];
32} __PACKED__ GUID;
33
34#define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
35	GUID name = { l, { w1, w2 }, { b1, b2, b3, b4, b5, b6, b7, b8 } }
36#define IsEqualGUID(rguid1, rguid2) (!memcmp(rguid1, rguid2, sizeof(GUID)))
37
38#if __BYTE_ORDER == __LITTLE_ENDIAN
39#define SWAP32(l) (l)
40#define SWAP16(w) (w)
41#else
42#define SWAP32(l) ( (((l) >> 24) & 0x000000ff) | (((l) >> 8) & 0x0000ff00) | (((l) << 8) & 0x00ff0000) | (((l) << 24) & 0xff000000) )
43#define SWAP16(w) ( (((w) >> 8) & 0x00ff) | (((w) << 8) & 0xff00) )
44#endif
45
46DEFINE_GUID(ASF_StreamHeader, SWAP32(0xb7dc0791), SWAP16(0xa9b7), SWAP16(0x11cf),
47	    0x8e, 0xe6, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65);
48
49DEFINE_GUID(ASF_VideoStream, SWAP32(0xbc19efc0), SWAP16(0x5b4d), SWAP16(0x11cf),
50	    0xa8, 0xfd, 0x00, 0x80, 0x5f, 0x5c, 0x44, 0x2b);
51
52DEFINE_GUID(ASF_AudioStream, SWAP32(0xf8699e40), SWAP16(0x5b4d), SWAP16(0x11cf),
53	    0xa8, 0xfd, 0x00, 0x80, 0x5f, 0x5c, 0x44, 0x2b);
54
55DEFINE_GUID(ASF_HeaderObject, SWAP32(0x75b22630), SWAP16(0x668e), SWAP16(0x11cf),
56	    0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c);
57
58DEFINE_GUID(ASF_FileProperties, SWAP32(0x8cabdca1), SWAP16(0xa947), SWAP16(0x11cf),
59	    0x8e, 0xe4, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65);
60
61DEFINE_GUID(ASF_ContentDescription, SWAP32(0x75b22633), SWAP16(0x668e), SWAP16(0x11cf),
62	    0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c);
63
64DEFINE_GUID(ASF_ExtendedContentDescription, SWAP32(0xd2d0a440), SWAP16(0xe307), SWAP16(0x11d2),
65	    0x97, 0xf0, 0x00, 0xa0, 0xc9, 0x5e, 0xa8, 0x50);
66
67DEFINE_GUID(ASF_ClientGuid, SWAP32(0x8d262e32), SWAP16(0xfc28), SWAP16(0x11d7),
68	    0xa9, 0xea, 0x00, 0x04, 0x5a, 0x6b, 0x76, 0xc2);
69
70DEFINE_GUID(ASF_HeaderExtension, SWAP32(0x5fbf03b5), SWAP16(0xa92e), SWAP16(0x11cf),
71	    0x8e, 0xe3, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65);
72
73DEFINE_GUID(ASF_CodecList, SWAP32(0x86d15240), SWAP16(0x311d), SWAP16(0x11d0),
74	    0xa3, 0xa4, 0x00, 0xa0, 0xc9, 0x03, 0x48, 0xf6);
75
76DEFINE_GUID(ASF_DataObject, SWAP32(0x75b22636), SWAP16(0x668e), SWAP16(0x11cf),
77	    0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c);
78
79DEFINE_GUID(ASF_PaddingObject, SWAP32(0x1806d474), SWAP16(0xcadf), SWAP16(0x4509),
80	    0xa4, 0xba, 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8);
81
82DEFINE_GUID(ASF_SimpleIndexObject, SWAP32(0x33000890), SWAP16(0xe5b1), SWAP16(0x11cf),
83	    0x89, 0xf4, 0x00, 0xa0, 0xc9, 0x03, 0x49, 0xcb);
84
85DEFINE_GUID(ASF_NoErrorCorrection, SWAP32(0x20fb5700), SWAP16(0x5b55), SWAP16(0x11cf),
86	    0xa8, 0xfd, 0x00, 0x80, 0x5f, 0x5c, 0x44, 0x2b);
87
88DEFINE_GUID(ASF_AudioSpread, SWAP32(0xbfc3cd50), SWAP16(0x618f), SWAP16(0x11cf),
89	    0x8b, 0xb2, 0x00, 0xaa, 0x00, 0xb4, 0xe2, 0x20);
90
91DEFINE_GUID(ASF_Reserved1, SWAP32(0xabd3d211), SWAP16(0xa9ba), SWAP16(0x11cf),
92	    0x8e, 0xe6, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65);
93
94DEFINE_GUID(ASF_Reserved2, SWAP32(0x86d15241), SWAP16(0x311d), SWAP16(0x11d0),
95	    0xa3, 0xa4, 0x00, 0xa0, 0xc9, 0x03, 0x48, 0xf6);
96
97DEFINE_GUID(ASF_ContentEncryptionObject, SWAP32(0x2211B3FB), SWAP16(0xBD23), SWAP16(0x11D2),
98	    0xB4, 0xB7, 0x00, 0xA0, 0xC9, 0x55, 0xFC, 0x6E);
99
100DEFINE_GUID(ASF_ExtendedContentEncryptionObject, SWAP32(0x298AE614), SWAP16(0x2622), SWAP16(0x4C17),
101	    0xB9, 0x35, 0xDA, 0xE0, 0x7E, 0xE9, 0x28, 0x9C);
102
103DEFINE_GUID(ASF_ExtendedStreamPropertiesObject, SWAP32(0x14E6A5CB), SWAP16(0xC672), SWAP16(0x4332),
104	    0x83, 0x99, 0xA9, 0x69, 0x52, 0x06, 0x5B, 0x5A);
105
106DEFINE_GUID(ASF_MediaTypeAudio, SWAP32(0x31178C9D), SWAP16(0x03E1), SWAP16(0x4528),
107	    0xB5, 0x82, 0x3D, 0xF9, 0xDB, 0x22, 0xF5, 0x03);
108
109DEFINE_GUID(ASF_FormatTypeWave, SWAP32(0xC4C4C4D1), SWAP16(0x0049), SWAP16(0x4E2B),
110	    0x98, 0xFB, 0x95, 0x37, 0xF6, 0xCE, 0x51, 0x6D);
111
112DEFINE_GUID(ASF_StreamBufferStream, SWAP32(0x3AFB65E2), SWAP16(0x47EF), SWAP16(0x40F2),
113	    0xAC, 0x2C, 0x70, 0xA9, 0x0D, 0x71, 0xD3, 0x43);
114
115typedef struct _BITMAPINFOHEADER {
116	__u32 biSize;
117	__s32 biWidth;
118	__s32 biHeight;
119	__u16 biPlanes;
120	__u16 biBitCount;
121	__u32 biCompression;
122	__u32 biSizeImage;
123	__s32 biXPelsPerMeter;
124	__s32 biYPelsPerMeter;
125	__u32 biClrUsed;
126	__u32 biClrImportant;
127} __PACKED__ BITMAPINFOHEADER;
128
129typedef struct _WAVEFORMATEX {
130	__u16 wFormatTag;
131	__u16 nChannels;
132	__u32 nSamplesPerSec;
133	__u32 nAvgBytesPerSec;
134	__u16 nBlockAlign;
135	__u16 wBitsPerSample;
136	__u16 cbSize;
137} __PACKED__ WAVEFORMATEX;
138
139typedef struct _asf_stream_object_t {
140	GUID ID;
141	__u64 Size;
142	GUID StreamType;
143	GUID ErrorCorrectionType;
144	__u64 TimeOffset;
145	__u32 TypeSpecificSize;
146	__u32 ErrorCorrectionSize;
147	__u16 StreamNumber;
148	__u32 Reserved;
149} __PACKED__ asf_stream_object_t;
150
151typedef struct _asf_media_stream_t {
152	asf_stream_object_t Hdr;
153	GUID MajorType;
154	GUID SubType;
155	__u32 FixedSizeSamples;
156	__u32 TemporalCompression;
157	__u32 SampleSize;
158	GUID FormatType;
159	__u32 FormatSize;
160} __PACKED__ asf_media_stream_t;
161
162typedef struct _avi_audio_format_t {
163	__u16 wFormatTag;
164	__u16 nChannels;
165	__u32 nSamplesPerSec;
166	__u32 nAvgBytesPerSec;
167	__u16 nBlockAlign;
168	__u16 wBitsPerSample;
169	__u16 cbSize;
170} __PACKED__ avi_audio_format_t;
171
172typedef struct _asf_extended_stream_object_t {
173	GUID ID;
174	__u64 Size;
175	__u64 StartTime;
176	__u64 EndTime;
177	__u32 DataBitrate;
178	__u32 BufferSize;
179	__u32 InitialBufferFullness;
180	__u32 AltDataBitrate;
181	__u32 AltBufferSize;
182	__u32 AltInitialBufferFullness;
183	__u32 MaximumObjectSize;
184	__u32 Flags;
185	__u16 StreamNumber;
186	__u16 LanguageIDIndex;
187	__u64 AvgTimePerFrame;
188	__u16 StreamNameCount;
189	__u16 PayloadExtensionSystemCount;
190} __PACKED__ asf_extended_stream_object_t;
191
192typedef struct _asf_stream_name_t {
193	__u16 ID;
194	__u16 Length;
195} __PACKED__ asf_stream_name_t;
196
197typedef struct _asf_payload_extension_t {
198	GUID ID;
199	__u16 Size;
200	__u32 InfoLength;
201} __PACKED__ asf_payload_extension_t;
202
203
204
205typedef struct _asf_object_t {
206	GUID ID;
207	__u64 Size;
208} __PACKED__ asf_object_t;
209
210typedef struct _asf_codec_entry_t {
211	__u16 Type;
212	__u16 NameLen;
213	__u32 Name;
214	__u16 DescLen;
215	__u32 Desc;
216	__u16 InfoLen;
217	__u32 Info;
218} __PACKED__ asf_codec_entry_t;
219
220typedef struct _asf_codec_list_t {
221	GUID ID;
222	__u64 Size;
223	GUID Reserved;
224	__u64 NumEntries;
225	asf_codec_entry_t Entries[2];
226	asf_codec_entry_t VideoCodec;
227} __PACKED__ asf_codec_list_t;
228
229typedef struct _asf_content_description_t {
230	GUID ID;
231	__u64 Size;
232	__u16 TitleLength;
233	__u16 AuthorLength;
234	__u16 CopyrightLength;
235	__u16 DescriptionLength;
236	__u16 RatingLength;
237	__u32 Title;
238	__u32 Author;
239	__u32 Copyright;
240	__u32 Description;
241	__u32 Rating;
242} __PACKED__ asf_content_description_t;
243
244typedef struct _asf_file_properties_t {
245	GUID ID;
246	__u64 Size;
247	GUID FileID;
248	__u64 FileSize;
249	__u64 CreationTime;
250	__u64 TotalPackets;
251	__u64 PlayDuration;
252	__u64 SendDuration;
253	__u64 Preroll;
254	__u32 Flags;
255	__u32 MinPacketSize;
256	__u32 MaxPacketSize;
257	__u32 MaxBitrate;
258} __PACKED__ asf_file_properties_t;
259
260typedef struct _asf_header_extension_t {
261	GUID ID;
262	__u64 Size;
263	GUID Reserved1;
264	__u16 Reserved2;
265	__u32 DataSize;
266} __PACKED__ asf_header_extension_t;
267
268typedef struct _asf_video_stream_t {
269	asf_stream_object_t Hdr;
270	__u32 Width;
271	__u32 Height;
272	__u8 ReservedFlags;
273	__u16 FormatSize;
274	BITMAPINFOHEADER bmi;
275	__u8 ebih[1];
276} __PACKED__ asf_video_stream_t;
277
278typedef struct _asf_audio_stream_t {
279	asf_stream_object_t Hdr;
280	WAVEFORMATEX wfx;
281} __PACKED__ asf_audio_stream_t;
282
283typedef struct _asf_payload_t {
284	__u8 StreamNumber;
285	__u8 MediaObjectNumber;
286	__u32 MediaObjectOffset;
287	__u8 ReplicatedDataLength;
288	__u32 ReplicatedData[2];
289	__u32 PayloadLength;
290} __PACKED__ asf_payload_t;
291
292typedef struct _asf_packet_t {
293	__u8 TypeFlags;
294	__u8 ECFlags;
295	__u8 ECType;
296	__u8 ECCycle;
297	__u8 PropertyFlags;
298	__u32 PacketLength;
299	__u32 Sequence;
300	__u32 PaddingLength;
301	__u32 SendTime;
302	__u16 Duration;
303	__u8 PayloadFlags;
304	asf_payload_t Payload;
305} __PACKED__ asf_packet_t;
306
307typedef struct _asf_data_object_t {
308	GUID ID;
309	__u64 Size;
310	GUID FileID;
311	__u64 TotalPackets;
312	unsigned short Reserved;
313} __PACKED__ asf_data_object_t;
314
315typedef struct _asf_padding_object_t {
316	GUID ID;
317	__u64 Size;
318} __PACKED__ asf_padding_object_t;
319
320typedef struct _asf_simple_index_object_t {
321	GUID ID;
322	__u64 Size;
323	GUID FileID;
324	__u32 IndexEntryTimeInterval;
325	__u32 MaximumPacketCount;
326	__u32 IndexEntriesCount;
327} __PACKED__ asf_simple_index_object_t;
328
329typedef struct _asf_header_object_t {
330	GUID ID;
331	__u64 Size;
332	__u32 NumObjects;
333	__u16 Reserved;
334	asf_header_extension_t HeaderExtension;
335	asf_content_description_t ContentDescription;
336	asf_file_properties_t FileProperties;
337	asf_video_stream_t *        VideoStream;
338	asf_audio_stream_t *        AudioStream;
339	asf_codec_list_t CodecList;
340	asf_padding_object_t PaddingObject;
341} __PACKED__ asf_header_object_t;
342
343
344#define ASF_VT_UNICODE          (0)
345#define ASF_VT_BYTEARRAY        (1)
346#define ASF_VT_BOOL             (2)
347#define ASF_VT_DWORD            (3)
348#define ASF_VT_QWORD            (4)
349#define ASF_VT_WORD             (5)
350
351static int _get_asffileinfo(char *file, struct song_metadata *psong);
352