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Overview
| Comment: | Omit some code that is not used when SQLITE_SECURE_DELETE is defined. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
5a9e746357aa8edeef6b89f01e19cd57 |
| User & Date: | drh 2009-11-10 01:12:51 |
Context
|
2009-11-10
| ||
| 01:13 | Remove from the TCL interface some old code associated with sqlite3_analyzer. (check-in: 01f2271e user: drh tags: trunk) | |
| 01:12 | Omit some code that is not used when SQLITE_SECURE_DELETE is defined. (check-in: 5a9e7463 user: drh tags: trunk) | |
|
2009-11-06
| ||
| 17:20 | Improved shell "dot" command argument handling. Ticket [f12a9eeedc]. (check-in: 9fb69919 user: shaneh tags: trunk) | |
Changes
Changes to src/pager.c.
2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 .... 4378 4379 4380 4381 4382 4383 4384 4385 4386 4387 4388 4389 4390 4391 .... 4403 4404 4405 4406 4407 4408 4409 4410 4411 4412 4413 4414 4415 4416 |
/* If there are dirty pages in the page cache with page numbers greater
** than Pager.dbSize, this means sqlite3PagerTruncateImage() was called to
** make the file smaller (presumably by auto-vacuum code). Do not write
** any such pages to the file.
**
** Also, do not write out any page that has the PGHDR_DONT_WRITE flag
** set (set by sqlite3PagerDontWrite()).
*/
if( pgno<=pPager->dbSize && 0==(pList->flags&PGHDR_DONT_WRITE) ){
i64 offset = (pgno-1)*(i64)pPager->pageSize; /* Offset to write */
char *pData; /* Data to write */
/* Encode the database */
CODEC2(pPager, pList->pData, pgno, 6, return SQLITE_NOMEM, pData);
................................................................................
*/
#ifndef NDEBUG
int sqlite3PagerIswriteable(DbPage *pPg){
return pPg->flags&PGHDR_DIRTY;
}
#endif
/*
** A call to this routine tells the pager that it is not necessary to
** write the information on page pPg back to the disk, even though
** that page might be marked as dirty. This happens, for example, when
** the page has been added as a leaf of the freelist and so its
** content no longer matters.
**
................................................................................
IOTRACE(("CLEAN %p %d\n", pPager, pPg->pgno))
pPg->flags |= PGHDR_DONT_WRITE;
#ifdef SQLITE_CHECK_PAGES
pPg->pageHash = pager_pagehash(pPg);
#endif
}
}
/*
** This routine is called to increment the value of the database file
** change-counter, stored as a 4-byte big-endian integer starting at
** byte offset 24 of the pager file.
**
** If the isDirectMode flag is zero, then this is done by calling
|
| > > > > |
2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 .... 4380 4381 4382 4383 4384 4385 4386 4387 4388 4389 4390 4391 4392 4393 4394 .... 4406 4407 4408 4409 4410 4411 4412 4413 4414 4415 4416 4417 4418 4419 4420 |
/* If there are dirty pages in the page cache with page numbers greater
** than Pager.dbSize, this means sqlite3PagerTruncateImage() was called to
** make the file smaller (presumably by auto-vacuum code). Do not write
** any such pages to the file.
**
** Also, do not write out any page that has the PGHDR_DONT_WRITE flag
** set (set by sqlite3PagerDontWrite()). Note that if compiled with
** SQLITE_SECURE_DELETE the PGHDR_DONT_WRITE bit is never set and so
** the second test is always true.
*/
if( pgno<=pPager->dbSize && 0==(pList->flags&PGHDR_DONT_WRITE) ){
i64 offset = (pgno-1)*(i64)pPager->pageSize; /* Offset to write */
char *pData; /* Data to write */
/* Encode the database */
CODEC2(pPager, pList->pData, pgno, 6, return SQLITE_NOMEM, pData);
................................................................................
*/
#ifndef NDEBUG
int sqlite3PagerIswriteable(DbPage *pPg){
return pPg->flags&PGHDR_DIRTY;
}
#endif
#ifndef SQLITE_SECURE_DELETE
/*
** A call to this routine tells the pager that it is not necessary to
** write the information on page pPg back to the disk, even though
** that page might be marked as dirty. This happens, for example, when
** the page has been added as a leaf of the freelist and so its
** content no longer matters.
**
................................................................................
IOTRACE(("CLEAN %p %d\n", pPager, pPg->pgno))
pPg->flags |= PGHDR_DONT_WRITE;
#ifdef SQLITE_CHECK_PAGES
pPg->pageHash = pager_pagehash(pPg);
#endif
}
}
#endif /* !defined(SQLITE_SECURE_DELETE) */
/*
** This routine is called to increment the value of the database file
** change-counter, stored as a 4-byte big-endian integer starting at
** byte offset 24 of the pager file.
**
** If the isDirectMode flag is zero, then this is done by calling
|