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Lines Matching defs:page1

62194     assert( pPager->nMmapOut==0 ); /* because page1 is never memory mapped */
62495 ** if we know that the page being released is not the last reference to page1.
62496 ** The btree layer always holds page1 open until the end, so these first
62501 ** Use sqlite3PagerUnrefPageOne() to release page1.  This latter routine
62509     assert( pPg->pgno!=1 );  /* Page1 is never memory mapped */
62514   /* Do not use this routine to release the last reference to page1 */
62524   assert( (pPg->flags & PGHDR_MMAP)==0 ); /* Page1 is never memory mapped */
72544 ** Page1 is a special case and must be released using releasePageOne().
73429     u8 *page1 = pPage1->aData;
73434     if( memcmp(page1, zMagicHeader, 16)!=0 ){
73439     if( page1[18]>1 ){
73442     if( page1[19]>1 ){
73446     if( page1[18]>2 ){
73449     if( page1[19]>2 ){
73457     ** required as the version of page 1 currently in the page1 buffer
73461     if( page1[19]==2 && (pBt->btsFlags & BTS_NO_WAL)==0 ){
73485     if( memcmp(&page1[21], "\100\040\040",3)!=0 ){
73491     pageSize = (page1[16]<<8) | (page1[17]<<16);
73508     usableSize = pageSize - page1[20];
73543     pBt->autoVacuum = (get4byte(&page1[36 + 4*4])?1:0);
73544     pBt->incrVacuum = (get4byte(&page1[36 + 7*4])?1:0);