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Migrate page checksum filter to C.

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This filter exactly mimics the behavior of the Perl filter so is a drop-in replacement.

The filter is not integrated yet since it requires the Perl-to-C storage layer interface coming in a future commit.
This commit is contained in:
David Steele
2019-06-17 07:52:03 -04:00
parent 892f35a728
commit ceafd8e19d
10 changed files with 457 additions and 13 deletions
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src/postgres/pageChecksum.h
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@ -10,6 +10,7 @@ Checksum Implementation for Data Pages
Functions
***********************************************************************************************************************************/
uint16_t pageChecksum(const unsigned char *page, unsigned int blockNo, unsigned int pageSize);
uint64_t pageLsn(const unsigned char *page);
bool pageChecksumTest(
const unsigned char *page, unsigned int blockNo, unsigned int pageSize, uint32_t ignoreWalId, uint32_t ignoreWalOffset);
bool pageChecksumBufferTest(