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34 // Also, this is a C header file. Do not use C++ here. |
34 // Also, this is a C header file. Do not use C++ here. |
35 |
35 |
36 #define NUM_CDS_REGIONS 8 // this must be the same as MetaspaceShared::n_regions |
36 #define NUM_CDS_REGIONS 8 // this must be the same as MetaspaceShared::n_regions |
37 #define CDS_ARCHIVE_MAGIC 0xf00baba2 |
37 #define CDS_ARCHIVE_MAGIC 0xf00baba2 |
38 #define CDS_DYNAMIC_ARCHIVE_MAGIC 0xf00baba8 |
38 #define CDS_DYNAMIC_ARCHIVE_MAGIC 0xf00baba8 |
39 #define CURRENT_CDS_ARCHIVE_VERSION 6 |
39 #define CURRENT_CDS_ARCHIVE_VERSION 7 |
40 #define INVALID_CDS_ARCHIVE_VERSION -1 |
40 #define INVALID_CDS_ARCHIVE_VERSION -1 |
41 |
41 |
42 struct CDSFileMapRegion { |
42 struct CDSFileMapRegion { |
43 int _crc; // crc checksum of the current space |
43 int _crc; // crc checksum of the current space |
44 size_t _file_offset; // sizeof(this) rounded to vm page size |
44 size_t _file_offset; // sizeof(this) rounded to vm page size |