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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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8
ext/misc/fileio.c
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@ -646,8 +646,8 @@ static int fsdirNext(sqlite3_vtab_cursor *cur){
FsdirLevel *pLvl;
if( iNew>=pCur->nLvl ){
int nNew = iNew+1;
int nByte = nNew*sizeof(FsdirLevel);
FsdirLevel *aNew = (FsdirLevel*)sqlite3_realloc(pCur->aLvl, nByte);
sqlite3_int64 nByte = nNew*sizeof(FsdirLevel);
FsdirLevel *aNew = (FsdirLevel*)sqlite3_realloc64(pCur->aLvl, nByte);
if( aNew==0 ) return SQLITE_NOMEM;
memset(&aNew[pCur->nLvl], 0, sizeof(FsdirLevel)*(nNew-pCur->nLvl));
pCur->aLvl = aNew;
@ -727,7 +727,7 @@ static int fsdirColumn(
}else if( S_ISLNK(m) ){
char aStatic[64];
char *aBuf = aStatic;
int nBuf = 64;
sqlite3_int64 nBuf = 64;
int n;
while( 1 ){
@ -735,7 +735,7 @@ static int fsdirColumn(
if( n<nBuf ) break;
if( aBuf!=aStatic ) sqlite3_free(aBuf);
nBuf = nBuf*2;
aBuf = sqlite3_malloc(nBuf);
aBuf = sqlite3_malloc64(nBuf);
if( aBuf==0 ){
sqlite3_result_error_nomem(ctx);
return SQLITE_NOMEM;