diff options
author | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2017-09-16 22:12:39 +0000 |
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committer | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2017-09-16 22:12:39 +0000 |
commit | 3613f8e4f3d3ffeb2b3e68126369e9463d4df65a (patch) | |
tree | 7970b602298d68e874ff225be9ae95c93df4d2d9 /Build/source/libs/freetype2/freetype-src/src/psaux | |
parent | 12b257238b111240034611a07690f2c023973d87 (diff) |
freetype 2.8.1
git-svn-id: svn://tug.org/texlive/trunk@45324 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/freetype2/freetype-src/src/psaux')
-rw-r--r-- | Build/source/libs/freetype2/freetype-src/src/psaux/psconv.c | 8 | ||||
-rw-r--r-- | Build/source/libs/freetype2/freetype-src/src/psaux/t1decode.c | 92 |
2 files changed, 61 insertions, 39 deletions
diff --git a/Build/source/libs/freetype2/freetype-src/src/psaux/psconv.c b/Build/source/libs/freetype2/freetype-src/src/psaux/psconv.c index b0924821941..d125b0834a4 100644 --- a/Build/source/libs/freetype2/freetype-src/src/psaux/psconv.c +++ b/Build/source/libs/freetype2/freetype-src/src/psaux/psconv.c @@ -111,6 +111,10 @@ p++; if ( p == limit ) goto Bad; + + /* only a single sign is allowed */ + if ( *p == '-' || *p == '+' ) + return 0; } num_limit = 0x7FFFFFFFL / base; @@ -215,6 +219,10 @@ p++; if ( p == limit ) goto Bad; + + /* only a single sign is allowed */ + if ( *p == '-' || *p == '+' ) + return 0; } /* read the integer part */ diff --git a/Build/source/libs/freetype2/freetype-src/src/psaux/t1decode.c b/Build/source/libs/freetype2/freetype-src/src/psaux/t1decode.c index 7dd45135de3..1250b53f5de 100644 --- a/Build/source/libs/freetype2/freetype-src/src/psaux/t1decode.c +++ b/Build/source/libs/freetype2/freetype-src/src/psaux/t1decode.c @@ -864,7 +864,9 @@ for ( mm = 1; mm < blend->num_designs; mm++ ) - tmp += FT_MulFix( *delta++, blend->weight_vector[mm] ); + tmp = ADD_LONG( tmp, + FT_MulFix( *delta++, + blend->weight_vector[mm] ) ); *values++ = tmp; } @@ -904,7 +906,7 @@ if ( arg_cnt != 2 ) goto Unexpected_OtherSubr; - top[0] += top[1]; /* XXX (over|under)flow */ + top[0] = ADD_LONG( top[0], top[1] ); known_othersubr_result_cnt = 1; break; @@ -915,7 +917,7 @@ if ( arg_cnt != 2 ) goto Unexpected_OtherSubr; - top[0] -= top[1]; /* XXX (over|under)flow */ + top[0] = SUB_LONG( top[0], top[1] ); known_othersubr_result_cnt = 1; break; @@ -1147,11 +1149,13 @@ builder->parse_state = T1_Parse_Have_Width; - builder->left_bearing.x += top[0]; - builder->advance.x = top[1]; - builder->advance.y = 0; + builder->left_bearing.x = ADD_LONG( builder->left_bearing.x, + top[0] ); - orig_x = x = builder->pos_x + top[0]; + builder->advance.x = top[1]; + builder->advance.y = 0; + + orig_x = x = ADD_LONG( builder->pos_x, top[0] ); orig_y = y = builder->pos_y; FT_UNUSED( orig_y ); @@ -1177,13 +1181,16 @@ builder->parse_state = T1_Parse_Have_Width; - builder->left_bearing.x += top[0]; - builder->left_bearing.y += top[1]; - builder->advance.x = top[2]; - builder->advance.y = top[3]; + builder->left_bearing.x = ADD_LONG( builder->left_bearing.x, + top[0] ); + builder->left_bearing.y = ADD_LONG( builder->left_bearing.y, + top[1] ); + + builder->advance.x = top[2]; + builder->advance.y = top[3]; - x = builder->pos_x + top[0]; - y = builder->pos_y + top[1]; + x = ADD_LONG( builder->pos_x, top[0] ); + y = ADD_LONG( builder->pos_y, top[1] ); /* the `metrics_only' indicates that we only want to compute */ /* the glyph's metrics (lsb + advance width), not load the */ @@ -1210,13 +1217,14 @@ if ( FT_SET_ERROR( t1_builder_start_point( builder, x, y ) ) ) goto Fail; - x += top[0]; + x = ADD_LONG( x, top[0] ); goto Add_Line; case op_hmoveto: FT_TRACE4(( " hmoveto" )); - x += top[0]; + x = ADD_LONG( x, top[0] ); + if ( !decoder->flex_state ) { if ( builder->parse_state == T1_Parse_Start ) @@ -1232,12 +1240,14 @@ FT_SET_ERROR( t1_builder_check_points( builder, 3 ) ) ) goto Fail; - x += top[0]; + x = ADD_LONG( x, top[0] ); t1_builder_add_point( builder, x, y, 0 ); - x += top[1]; - y += top[2]; + + x = ADD_LONG( x, top[1] ); + y = ADD_LONG( y, top[2] ); t1_builder_add_point( builder, x, y, 0 ); - y += top[3]; + + y = ADD_LONG( y, top[3] ); t1_builder_add_point( builder, x, y, 1 ); break; @@ -1247,8 +1257,8 @@ if ( FT_SET_ERROR( t1_builder_start_point( builder, x, y ) ) ) goto Fail; - x += top[0]; - y += top[1]; + x = ADD_LONG( x, top[0] ); + y = ADD_LONG( y, top[1] ); Add_Line: if ( FT_SET_ERROR( t1_builder_add_point1( builder, x, y ) ) ) @@ -1258,8 +1268,9 @@ case op_rmoveto: FT_TRACE4(( " rmoveto" )); - x += top[0]; - y += top[1]; + x = ADD_LONG( x, top[0] ); + y = ADD_LONG( y, top[1] ); + if ( !decoder->flex_state ) { if ( builder->parse_state == T1_Parse_Start ) @@ -1275,16 +1286,16 @@ FT_SET_ERROR( t1_builder_check_points( builder, 3 ) ) ) goto Fail; - x += top[0]; - y += top[1]; + x = ADD_LONG( x, top[0] ); + y = ADD_LONG( y, top[1] ); t1_builder_add_point( builder, x, y, 0 ); - x += top[2]; - y += top[3]; + x = ADD_LONG( x, top[2] ); + y = ADD_LONG( y, top[3] ); t1_builder_add_point( builder, x, y, 0 ); - x += top[4]; - y += top[5]; + x = ADD_LONG( x, top[4] ); + y = ADD_LONG( y, top[5] ); t1_builder_add_point( builder, x, y, 1 ); break; @@ -1295,12 +1306,14 @@ FT_SET_ERROR( t1_builder_check_points( builder, 3 ) ) ) goto Fail; - y += top[0]; + y = ADD_LONG( y, top[0] ); t1_builder_add_point( builder, x, y, 0 ); - x += top[1]; - y += top[2]; + + x = ADD_LONG( x, top[1] ); + y = ADD_LONG( y, top[2] ); t1_builder_add_point( builder, x, y, 0 ); - x += top[3]; + + x = ADD_LONG( x, top[3] ); t1_builder_add_point( builder, x, y, 1 ); break; @@ -1310,13 +1323,14 @@ if ( FT_SET_ERROR( t1_builder_start_point( builder, x, y ) ) ) goto Fail; - y += top[0]; + y = ADD_LONG( y, top[0] ); goto Add_Line; case op_vmoveto: FT_TRACE4(( " vmoveto" )); - y += top[0]; + y = ADD_LONG( y, top[0] ); + if ( !decoder->flex_state ) { if ( builder->parse_state == T1_Parse_Start ) @@ -1473,7 +1487,7 @@ /* record vertical hint */ if ( hinter ) { - top[0] += orig_x; + top[0] = ADD_LONG( top[0], orig_x ); hinter->stem( hinter->hints, 0, top ); } break; @@ -1487,9 +1501,9 @@ FT_Pos dx = orig_x; - top[0] += dx; - top[2] += dx; - top[4] += dx; + top[0] = ADD_LONG( top[0], dx ); + top[2] = ADD_LONG( top[2], dx ); + top[4] = ADD_LONG( top[4], dx ); hinter->stem3( hinter->hints, 0, top ); } break; |