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[cff] Avoid some memory zeroing. 

* src/cff/cffparse.c (cff_parser_init): Tweak memory macro.
* src/cff/cffload.c (cff_index_load_offsets, cff_index_get_pointers,
cff_charset_load, cff_vstore_load): Ditto.
This commit is contained in:
Alexei Podtelezhnikov 2021-04-26 17:21:51 -04:00
parent 618d0834c7
commit 8750e843df
3 changed files with 22 additions and 15 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2021-04-26 Alexei Podtelezhnikov <apodtele@gmail.com>
[cff] Avoid some memory zeroing.
* src/cff/cffparse.c (cff_parser_init): Tweak memory macro.
* src/cff/cffload.c (cff_index_load_offsets, cff_index_get_pointers,
cff_charset_load, cff_vstore_load): Ditto.
2021-04-26 Alexei Podtelezhnikov <apodtele@gmail.com>
[pfr] Avoid some memory zeroing.

27
src/cff/cffload.c
View File

@ -356,9 +356,9 @@
data_size = (FT_ULong)( idx->count + 1 ) * offsize;
if ( FT_NEW_ARRAY( idx->offsets, idx->count + 1 ) ||
FT_STREAM_SEEK( idx->start + idx->hdr_size ) ||
FT_FRAME_ENTER( data_size ) )
if ( FT_QNEW_ARRAY( idx->offsets, idx->count + 1 ) ||
FT_STREAM_SEEK( idx->start + idx->hdr_size ) ||
FT_FRAME_ENTER( data_size ) )
goto Exit;
poff = idx->offsets;
@ -427,7 +427,7 @@
new_size = idx->data_size + idx->count;
if ( idx->count > 0 &&
!FT_NEW_ARRAY( tbl, idx->count + 1 ) &&
!FT_QNEW_ARRAY( tbl, idx->count + 1 ) &&
( !pool || !FT_ALLOC( new_bytes, new_size ) ) )
{
FT_ULong n, cur_offset;
@ -931,7 +931,7 @@
goto Exit;
/* Allocate memory for sids. */
if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
if ( FT_QNEW_ARRAY( charset->sids, num_glyphs ) )
goto Exit;
/* assign the .notdef glyph */
@ -1024,7 +1024,7 @@
}
/* Allocate memory for sids. */
if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
if ( FT_QNEW_ARRAY( charset->sids, num_glyphs ) )
goto Exit;
/* Copy the predefined charset into the allocated memory. */
@ -1042,7 +1042,7 @@
}
/* Allocate memory for sids. */
if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
if ( FT_QNEW_ARRAY( charset->sids, num_glyphs ) )
goto Exit;
/* Copy the predefined charset into the allocated memory. */
@ -1060,7 +1060,7 @@
}
/* Allocate memory for sids. */
if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
if ( FT_QNEW_ARRAY( charset->sids, num_glyphs ) )
goto Exit;
/* Copy the predefined charset into the allocated memory. */
@ -1086,7 +1086,6 @@
FT_FREE( charset->cids );
charset->format = 0;
charset->offset = 0;
charset->sids = 0;
}
return error;
@ -1168,7 +1167,7 @@
/* make temporary copy of item variation data offsets; */
/* we'll parse region list first, then come back */
if ( FT_NEW_ARRAY( dataOffsetArray, vstore->dataCount ) )
if ( FT_QNEW_ARRAY( dataOffsetArray, vstore->dataCount ) )
goto Exit;
for ( i = 0; i < vstore->dataCount; i++ )
@ -1183,7 +1182,7 @@
FT_READ_USHORT( vstore->regionCount ) )
goto Exit;
if ( FT_NEW_ARRAY( vstore->varRegionList, vstore->regionCount ) )
if ( FT_QNEW_ARRAY( vstore->varRegionList, vstore->regionCount ) )
goto Exit;
for ( i = 0; i < vstore->regionCount; i++ )
@ -1191,7 +1190,7 @@
CFF_VarRegion* region = &vstore->varRegionList[i];
if ( FT_NEW_ARRAY( region->axisList, vstore->axisCount ) )
if ( FT_QNEW_ARRAY( region->axisList, vstore->axisCount ) )
goto Exit;
for ( j = 0; j < vstore->axisCount; j++ )
@ -1213,7 +1212,7 @@
}
/* use dataOffsetArray now to parse varData items */
if ( FT_NEW_ARRAY( vstore->varData, vstore->dataCount ) )
if ( FT_QNEW_ARRAY( vstore->varData, vstore->dataCount ) )
goto Exit;
for ( i = 0; i < vstore->dataCount; i++ )
@ -1235,7 +1234,7 @@
if ( FT_READ_USHORT( data->regionIdxCount ) )
goto Exit;
if ( FT_NEW_ARRAY( data->regionIndices, data->regionIdxCount ) )
if ( FT_QNEW_ARRAY( data->regionIndices, data->regionIdxCount ) )
goto Exit;
for ( j = 0; j < data->regionIdxCount; j++ )

2
src/cff/cffparse.c
View File

@ -62,7 +62,7 @@
parser->num_axes = num_axes;
/* allocate the stack buffer */
if ( FT_NEW_ARRAY( parser->stack, stackSize ) )
if ( FT_QNEW_ARRAY( parser->stack, stackSize ) )
{
FT_FREE( parser->stack );
goto Exit;