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Upgrade SQLite to 3.40 (#699)

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Paul Kulchenko 2022-11-28 12:54:48 -08:00 • committed by GitHub
parent bcae817215
commit 0dc0758574
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GPG key ID: 4AEE18F83AFDEB23
151 changed files with 27917 additions and 22169 deletions
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49
third_party/sqlite3/dbpage.c vendored
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@ -13,7 +13,7 @@
** This file contains an implementation of the "sqlite_dbpage" virtual table.
**
** The sqlite_dbpage virtual table is used to read or write whole raw
** pages of the database file. The pager interface is used so that
** pages of the database file. The pager interface is used so that
** uncommitted changes and changes recorded in the WAL file are correctly
** retrieved.
**
@ -30,12 +30,10 @@
** value must be a BLOB which is the correct page size, otherwise the
** update fails. Rows may not be deleted or inserted.
*/
#include "third_party/sqlite3/sqliteInt.inc" /* Requires access to internal data inc */
/* clang-format off */
#if (defined(SQLITE_ENABLE_DBPAGE_VTAB) || defined(SQLITE_TEST)) && \
!defined(SQLITE_OMIT_VIRTUALTABLE)
#include "third_party/sqlite3/sqliteInt.h" /* Requires access to internal data structures */
#if (defined(SQLITE_ENABLE_DBPAGE_VTAB) || defined(SQLITE_TEST)) \
&& !defined(SQLITE_OMIT_VIRTUALTABLE)
typedef struct DbpageTable DbpageTable;
typedef struct DbpageCursor DbpageCursor;
@ -158,6 +156,7 @@ static int dbpageBestIndex(sqlite3_vtab *tab, sqlite3_index_info *pIdxInfo){
){
pIdxInfo->orderByConsumed = 1;
}
sqlite3VtabUsesAllSchemas(pIdxInfo);
return SQLITE_OK;
}
@ -275,12 +274,18 @@ static int dbpageColumn(
}
case 1: { /* data */
DbPage *pDbPage = 0;
rc = sqlite3PagerGet(pCsr->pPager, pCsr->pgno, (DbPage**)&pDbPage, 0);
if( rc==SQLITE_OK ){
sqlite3_result_blob(ctx, sqlite3PagerGetData(pDbPage), pCsr->szPage,
SQLITE_TRANSIENT);
if( pCsr->pgno==((PENDING_BYTE/pCsr->szPage)+1) ){
/* The pending byte page. Assume it is zeroed out. Attempting to
** request this page from the page is an SQLITE_CORRUPT error. */
sqlite3_result_zeroblob(ctx, pCsr->szPage);
}else{
rc = sqlite3PagerGet(pCsr->pPager, pCsr->pgno, (DbPage**)&pDbPage, 0);
if( rc==SQLITE_OK ){
sqlite3_result_blob(ctx, sqlite3PagerGetData(pDbPage), pCsr->szPage,
SQLITE_TRANSIENT);
}
sqlite3PagerUnref(pDbPage);
}
sqlite3PagerUnref(pDbPage);
break;
}
default: { /* schema */
@ -289,7 +294,7 @@ static int dbpageColumn(
break;
}
}
return SQLITE_OK;
return rc;
}
static int dbpageRowid(sqlite3_vtab_cursor *pCursor, sqlite_int64 *pRowid){
@ -335,7 +340,7 @@ static int dbpageUpdate(
goto update_fail;
}
pBt = pTab->db->aDb[iDb].pBt;
if( pgno<1 || pBt==0 || pgno>(int)sqlite3BtreeLastPage(pBt) ){
if( pgno<1 || pBt==0 || pgno>sqlite3BtreeLastPage(pBt) ){
zErr = "bad page number";
goto update_fail;
}
@ -349,11 +354,12 @@ static int dbpageUpdate(
pPager = sqlite3BtreePager(pBt);
rc = sqlite3PagerGet(pPager, pgno, (DbPage**)&pDbPage, 0);
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite(pDbPage);
if( rc==SQLITE_OK ){
memcpy(sqlite3PagerGetData(pDbPage),
sqlite3_value_blob(argv[3]),
szPage);
const void *pData = sqlite3_value_blob(argv[3]);
assert( pData!=0 || pTab->db->mallocFailed );
if( pData
&& (rc = sqlite3PagerWrite(pDbPage))==SQLITE_OK
){
memcpy(sqlite3PagerGetData(pDbPage), pData, szPage);
}
}
sqlite3PagerUnref(pDbPage);
@ -373,11 +379,12 @@ static int dbpageBegin(sqlite3_vtab *pVtab){
DbpageTable *pTab = (DbpageTable *)pVtab;
sqlite3 *db = pTab->db;
int i;
for(i=0; i<db->nDb; i++){
int rc = SQLITE_OK;
for(i=0; rc==SQLITE_OK && i<db->nDb; i++){
Btree *pBt = db->aDb[i].pBt;
if( pBt ) sqlite3BtreeBeginTrans(pBt, 1, 0);
if( pBt ) rc = sqlite3BtreeBeginTrans(pBt, 1, 0);
}
return SQLITE_OK;
return rc;
}