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Comment changes in support of better documentation. No changes to code.

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FossilOrigin-Name: 79ab4714e408d01103b277c234b10db50a50352a
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drh
2009-11-02 15:51:52 +00:00
parent 1d452e1de0
commit e7ae4e2c98
4 changed files with 18 additions and 24 deletions
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16
src/pager.c
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@@ -1820,21 +1820,15 @@ static void setSectorSize(Pager *pPager){
** database to during a rollback.
** (5) 4 byte big-endian integer which is the sector size. The header
** is this many bytes in size.
** (6) 4 byte big-endian integer which is the page case.
** (7) 4 byte integer which is the number of bytes in the master journal
** name. The value may be zero (indicate that there is no master
** journal.)
** (8) N bytes of the master journal name. The name will be nul-terminated
** and might be shorter than the value read from (5). If the first byte
** of the name is \000 then there is no master journal. The master
** journal name is stored in UTF-8.
** (9) Zero or more pages instances, each as follows:
** (6) 4 byte big-endian integer which is the page size.
** (7) zero padding out to the next sector size.
** (8) Zero or more pages instances, each as follows:
** + 4 byte page number.
** + pPager->pageSize bytes of data.
** + 4 byte checksum
**
** When we speak of the journal header, we mean the first 8 items above.
** Each entry in the journal is an instance of the 9th item.
** When we speak of the journal header, we mean the first 7 items above.
** Each entry in the journal is an instance of the 8th item.
**
** Call the value from the second bullet "nRec". nRec is the number of
** valid page entries in the journal. In most cases, you can compute the