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Use 64-bit math to compute the sizes of memory allocations in extensions.

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FossilOrigin-Name: ca67f2ec0e294384c397db438605df1b47aae5f348a8de94f97286997625d169
This commit is contained in:
drh
2019-01-08 20:02:48 +00:00
parent c930b405f0
commit 2d77d80a65
45 changed files with 268 additions and 273 deletions
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14
ext/fts3/fts3_snippet.c
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@ -178,7 +178,7 @@ static void (*fts3MIBufferAlloc(MatchinfoBuffer *p, u32 **paOut))(void*){
aOut = &p->aMatchinfo[p->nElem+2];
xRet = fts3MIBufferFree;
}else{
aOut = (u32*)sqlite3_malloc(p->nElem * sizeof(u32));
aOut = (u32*)sqlite3_malloc64(p->nElem * sizeof(u32));
if( aOut ){
xRet = sqlite3_free;
if( p->bGlobal ) memcpy(aOut, &p->aMatchinfo[1], p->nElem*sizeof(u32));
@ -516,7 +516,7 @@ static int fts3BestSnippet(
int rc; /* Return Code */
int nList; /* Number of phrases in expression */
SnippetIter sIter; /* Iterates through snippet candidates */
int nByte; /* Number of bytes of space to allocate */
sqlite3_int64 nByte; /* Number of bytes of space to allocate */
int iBestScore = -1; /* Best snippet score found so far */
int i; /* Loop counter */
@ -534,7 +534,7 @@ static int fts3BestSnippet(
** the required space using malloc().
*/
nByte = sizeof(SnippetPhrase) * nList;
sIter.aPhrase = (SnippetPhrase *)sqlite3_malloc(nByte);
sIter.aPhrase = (SnippetPhrase *)sqlite3_malloc64(nByte);
if( !sIter.aPhrase ){
return SQLITE_NOMEM;
}
@ -604,8 +604,8 @@ static int fts3StringAppend(
** appended data.
*/
if( pStr->n+nAppend+1>=pStr->nAlloc ){
int nAlloc = pStr->nAlloc+nAppend+100;
char *zNew = sqlite3_realloc(pStr->z, nAlloc);
sqlite3_int64 nAlloc = pStr->nAlloc+(sqlite3_int64)nAppend+100;
char *zNew = sqlite3_realloc64(pStr->z, nAlloc);
if( !zNew ){
return SQLITE_NOMEM;
}
@ -1121,7 +1121,7 @@ static int fts3MatchinfoLcs(Fts3Cursor *pCsr, MatchInfo *pInfo){
/* Allocate and populate the array of LcsIterator objects. The array
** contains one element for each matchable phrase in the query.
**/
aIter = sqlite3_malloc(sizeof(LcsIterator) * pCsr->nPhrase);
aIter = sqlite3_malloc64(sizeof(LcsIterator) * pCsr->nPhrase);
if( !aIter ) return SQLITE_NOMEM;
memset(aIter, 0, sizeof(LcsIterator) * pCsr->nPhrase);
(void)fts3ExprIterate(pCsr->pExpr, fts3MatchinfoLcsCb, (void*)aIter);
@ -1566,7 +1566,7 @@ void sqlite3Fts3Offsets(
if( rc!=SQLITE_OK ) goto offsets_out;
/* Allocate the array of TermOffset iterators. */
sCtx.aTerm = (TermOffset *)sqlite3_malloc(sizeof(TermOffset)*nToken);
sCtx.aTerm = (TermOffset *)sqlite3_malloc64(sizeof(TermOffset)*nToken);
if( 0==sCtx.aTerm ){
rc = SQLITE_NOMEM;
goto offsets_out;