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| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 | 31 |
| 32 #include "api.h" | 32 #include "api.h" |
| 33 #include "serialize.h" | 33 #include "serialize.h" |
| 34 #include "snapshot.h" | 34 #include "snapshot.h" |
| 35 #include "platform.h" | 35 #include "platform.h" |
| 36 | 36 |
| 37 namespace v8 { | 37 namespace v8 { |
| 38 namespace internal { | 38 namespace internal { |
| 39 | 39 |
| 40 bool Snapshot::Deserialize(const byte* content, int len) { | 40 bool Snapshot::Deserialize(const byte* content, int len) { |
| 41 Deserializer des(content, len); | |
| 42 des.GetFlags(); | |
| 43 return V8::Initialize(&des); | |
| 44 } | |
| 45 | |
| 46 | |
| 47 bool Snapshot::Deserialize2(const byte* content, int len) { | |
| 48 SnapshotByteSource source(content, len); | 41 SnapshotByteSource source(content, len); |
| 49 Deserializer2 deserializer(&source); | 42 Deserializer deserializer(&source); |
| 50 return V8::Initialize(&deserializer); | 43 return V8::Initialize(&deserializer); |
| 51 } | 44 } |
| 52 | 45 |
| 53 | 46 |
| 54 bool Snapshot::Initialize(const char* snapshot_file) { | 47 bool Snapshot::Initialize(const char* snapshot_file) { |
| 55 if (snapshot_file) { | 48 if (snapshot_file) { |
| 56 int len; | 49 int len; |
| 57 byte* str = ReadBytes(snapshot_file, &len); | 50 byte* str = ReadBytes(snapshot_file, &len); |
| 58 if (!str) return false; | 51 if (!str) return false; |
| 59 bool result = Deserialize(str, len); | 52 Deserialize(str, len); |
| 60 DeleteArray(str); | |
| 61 return result; | |
| 62 } else if (size_ > 0) { | |
| 63 return Deserialize(data_, size_); | |
| 64 } | |
| 65 return false; | |
| 66 } | |
| 67 | |
| 68 | |
| 69 bool Snapshot::Initialize2(const char* snapshot_file) { | |
| 70 if (snapshot_file) { | |
| 71 int len; | |
| 72 byte* str = ReadBytes(snapshot_file, &len); | |
| 73 if (!str) return false; | |
| 74 Deserialize2(str, len); | |
| 75 DeleteArray(str); | 53 DeleteArray(str); |
| 76 return true; | 54 return true; |
| 77 } else if (size_ > 0) { | 55 } else if (size_ > 0) { |
| 78 Deserialize2(data_, size_); | 56 Deserialize(data_, size_); |
| 79 return true; | 57 return true; |
| 80 } | 58 } |
| 81 return false; | 59 return false; |
| 82 } | 60 } |
| 83 | 61 |
| 84 | 62 |
| 85 bool Snapshot::WriteToFile(const char* snapshot_file) { | |
| 86 Serializer ser; | |
| 87 ser.Serialize(); | |
| 88 byte* str; | |
| 89 int len; | |
| 90 ser.Finalize(&str, &len); | |
| 91 | |
| 92 int written = WriteBytes(snapshot_file, str, len); | |
| 93 | |
| 94 DeleteArray(str); | |
| 95 return written == len; | |
| 96 } | |
| 97 | |
| 98 | |
| 99 class FileByteSink : public SnapshotByteSink { | 63 class FileByteSink : public SnapshotByteSink { |
| 100 public: | 64 public: |
| 101 explicit FileByteSink(const char* snapshot_file) { | 65 explicit FileByteSink(const char* snapshot_file) { |
| 102 fp_ = OS::FOpen(snapshot_file, "wb"); | 66 fp_ = OS::FOpen(snapshot_file, "wb"); |
| 103 if (fp_ == NULL) { | 67 if (fp_ == NULL) { |
| 104 PrintF("Unable to write to snapshot file \"%s\"\n", snapshot_file); | 68 PrintF("Unable to write to snapshot file \"%s\"\n", snapshot_file); |
| 105 exit(1); | 69 exit(1); |
| 106 } | 70 } |
| 107 } | 71 } |
| 108 virtual ~FileByteSink() { | 72 virtual ~FileByteSink() { |
| 109 if (fp_ != NULL) { | 73 if (fp_ != NULL) { |
| 110 fclose(fp_); | 74 fclose(fp_); |
| 111 } | 75 } |
| 112 } | 76 } |
| 113 virtual void Put(int byte, const char* description) { | 77 virtual void Put(int byte, const char* description) { |
| 114 if (fp_ != NULL) { | 78 if (fp_ != NULL) { |
| 115 fputc(byte, fp_); | 79 fputc(byte, fp_); |
| 116 } | 80 } |
| 117 } | 81 } |
| 118 | 82 |
| 119 private: | 83 private: |
| 120 FILE* fp_; | 84 FILE* fp_; |
| 121 }; | 85 }; |
| 122 | 86 |
| 123 | 87 |
| 124 bool Snapshot::WriteToFile2(const char* snapshot_file) { | 88 bool Snapshot::WriteToFile(const char* snapshot_file) { |
| 125 FileByteSink file(snapshot_file); | 89 FileByteSink file(snapshot_file); |
| 126 Serializer2 ser(&file); | 90 Serializer ser(&file); |
| 127 ser.Serialize(); | 91 ser.Serialize(); |
| 128 return true; | 92 return true; |
| 129 } | 93 } |
| 130 | 94 |
| 131 | 95 |
| 132 | 96 |
| 133 } } // namespace v8::internal | 97 } } // namespace v8::internal |
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