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1 /*- | 1 /*- |
2 * Copyright 2003,2004 Colin Percival | 2 * Copyright 2003,2004 Colin Percival |
3 * All rights reserved | 3 * All rights reserved |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted providing that the following conditions | 6 * modification, are permitted providing that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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36 | 36 |
37 #include "courgette/third_party/bsdiff/bsdiff.h" | 37 #include "courgette/third_party/bsdiff/bsdiff.h" |
38 | 38 |
39 #include <stddef.h> | 39 #include <stddef.h> |
40 #include <stdint.h> | 40 #include <stdint.h> |
41 | 41 |
42 #include "base/files/memory_mapped_file.h" | 42 #include "base/files/memory_mapped_file.h" |
43 #include "courgette/crc.h" | 43 #include "courgette/crc.h" |
44 #include "courgette/streams.h" | 44 #include "courgette/streams.h" |
45 | 45 |
46 namespace courgette { | 46 namespace { |
| 47 |
| 48 using courgette::CalculateCrc; |
| 49 using courgette::SinkStream; |
| 50 using courgette::SinkStreamSet; |
| 51 using courgette::SourceStream; |
| 52 using courgette::SourceStreamSet; |
| 53 |
| 54 } // namespace |
| 55 |
| 56 namespace bsdiff { |
47 | 57 |
48 BSDiffStatus MBS_ReadHeader(SourceStream* stream, MBSPatchHeader* header) { | 58 BSDiffStatus MBS_ReadHeader(SourceStream* stream, MBSPatchHeader* header) { |
49 if (!stream->Read(header->tag, sizeof(header->tag))) | 59 if (!stream->Read(header->tag, sizeof(header->tag))) |
50 return READ_ERROR; | 60 return READ_ERROR; |
51 if (!stream->ReadVarint32(&header->slen)) | 61 if (!stream->ReadVarint32(&header->slen)) |
52 return READ_ERROR; | 62 return READ_ERROR; |
53 if (!stream->ReadVarint32(&header->scrc32)) | 63 if (!stream->ReadVarint32(&header->scrc32)) |
54 return READ_ERROR; | 64 return READ_ERROR; |
55 if (!stream->ReadVarint32(&header->dlen)) | 65 if (!stream->ReadVarint32(&header->dlen)) |
56 return READ_ERROR; | 66 return READ_ERROR; |
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207 | 217 |
208 // Write the stream to disk. | 218 // Write the stream to disk. |
209 int written = base::WriteFile( | 219 int written = base::WriteFile( |
210 new_file_path, reinterpret_cast<const char*>(new_sink_stream.Buffer()), | 220 new_file_path, reinterpret_cast<const char*>(new_sink_stream.Buffer()), |
211 static_cast<int>(new_sink_stream.Length())); | 221 static_cast<int>(new_sink_stream.Length())); |
212 if (written != static_cast<int>(new_sink_stream.Length())) | 222 if (written != static_cast<int>(new_sink_stream.Length())) |
213 return WRITE_ERROR; | 223 return WRITE_ERROR; |
214 return OK; | 224 return OK; |
215 } | 225 } |
216 | 226 |
217 } // namespace | 227 } // namespace bsdiff |
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