freetype

Commit Graph

Author	SHA1	Message	Date
Werner Lemberg	009cc15035	[sfnt] Handle infinite recursion in bitmap strikes (#46344 ). * src/sfnt/ttsbit.c (TT_SBitDecoder_LoadFunc, tt_sbit_decoder_load_bitmap, tt_sbit_decoder_load_byte_aligned, tt_sbit_decoder_load_bit_aligned, tt_sbit_decoder_load_png): Add argument for recursion depth. (tt_sbit_decoder_load_compound): Add argument for recursion depth. Increase recursion counter for recursive call. (tt_sbit_decoder_load_image): Add argument for recursion depth. Check recurse depth. (tt_face_load_sbit_image): Updated.	9 years ago
Werner Lemberg	4188deacf3	Comments.	9 years ago
Werner Lemberg	02cfd71498	* src/autofit/afhints.c (af_glyph_hints_dump_points): Minor.	9 years ago
Werner Lemberg	017db03ec5	* CMakeLists.txt: Remove code to set MSVC's /FD compiler switch. Problem reported by David Capello <davidcapello@gmail.com>; see http://lists.nongnu.org/archive/html/freetype-devel/2015-10/msg00108.html for details.	9 years ago
Werner Lemberg	fba29fabb3	[pfr] Add some safety guards (#46302 ). * src/pfr/pfrload.h (PFR_CHECK): Rename to... (PFR_CHECK_SIZE): ... this. (PFR_SIZE): [!PFR_CONFIG_NO_CHECKS]: Define to PFR_CHECK_SIZE. * src/pfr/pfrload.c (pfr_log_font_count): Check `count'. (pfr_extra_item_load_kerning_pairs): Remove tracing message. (pfr_phy_font_load): Use PFR_CHECK_SIZE where appropriate. Allocate `chars' after doing a size checks. * src/pfr/pfrsbit.c (pfr_load_bitmap_bits): Move test for invalid bitmap format to... (pfr_slot_load_bitmap): ... this function. Check bitmap size.	9 years ago
Werner Lemberg	4a3fce93c2	[pfr] Formatting, improving comments.	9 years ago
Werner Lemberg	6a19a7d332	[truetype] Fix sanitizing logic for `loca' (#46223 ). * src/truetype/ttpload.c (tt_face_load_loca): A thinko caused an incorrect adjustment of the number of glyphs, most often using far too large values.	9 years ago
Werner Lemberg	7f00fa6462	[autofit] Improve tracing. * src/autofit/afhints.c (af_print_idx, af_get_segment_index, af_get_edge_index): New functions. (af_glyph_hints_dump_points): Remove unnecessary `\|', `[', and `]'. Add segment and edge index for each point. Slightly change printing order of some elements. Don't print `-1' but `--' for missing elements. (af_glyph_hints_dump_segments, af_glyph_hints_dump_edges): Remove unnecessary `\|', `[', and `]'. Don't print `-1' but `--' for missing elements.	9 years ago
Werner Lemberg	07f27e1e43	Thinkos and omissions.	9 years ago
Werner Lemberg	6f09011fe6	[sfnt] Sanitize bitmap strike glyph height. Problem reported by Nikolay Sivov <bunglehead@gmail.com>. * src/sfnt/ttsbit.c (tt_face_load_strike_metrics): Avoid zero value for `metrics->height' by applying some heuristics.	9 years ago
Werner Lemberg	e93d326c8b	[sfnt, type42] Fix clang compiler warnings. * src/sfnt/sfobjs.c (sfnt_init_face): Initialize `offset'. * src/type42/t42parse.c (t42_parse_sfnts): Use proper cast.	9 years ago
Werner Lemberg	f1c93439b9	[cff] Avoid overflow/module arithmetic. This modifies the addition of subroutine number to subroutine bias from unsigned to signed, but does not change any results. * src/cff/cf2ft.c (cf2_initGlobalRegionBuffer, cf2_initLocalRegionBuffer): Change variable names from (unsigned) `idx' to (signed) `subrNum', since it is not an index until after the bias is added. * src/cff/cf2ft.h: Updated. * src/cff/cf2intrp.c (cf2_interpT2CharString) <cf2_cmdCALLSUBR>: Updated similarly.	9 years ago
Werner Lemberg	59ae73fe16	[cid] Better check of `SubrCount' dictionary entry (#46272 ). * src/cid/cidload.c (cid_face_open): Add more sanity tests for `fd_bytes', `gd_bytes', `sd_bytes', and `num_subrs'.	9 years ago
Werner Lemberg	5dedbc048f	Improve documentation of `FT_Get_MM_Var' and `FT_MM_Var'.	9 years ago
Werner Lemberg	e484d36b2b	[base] Pacify compiler (#46266 ). * src/base/ftoutln.c (FT_Outline_EmboldenXY): Initialize `in' and `anchor'.	9 years ago
Werner Lemberg	87fefc594e	[type42] Fix heap buffer overflow (#46269 ). * src/type42/t42parse.c (t42_parse_sfnts): Fix off-by-one error in bounds checking.	9 years ago
Dave Arnold	3cfd51233c	[cff] Fix limit in assert for max hints. * src/cff/cf2interp.c (cf2_hintmask_setAll): Allow mask equal to the limit (96 bits).	9 years ago
Werner Lemberg	3066f5f53d	Revert erroneously applied commits.	9 years ago
Dave Arnold	748e368173	[cff] Remove an assert (#46107 ). * src/cff/cf2hints.c (cf2_hintmap_insertHint): Ignore paired edges in wrong order.	9 years ago
Werner Lemberg	e6593389cf	[sfnt] Avoid unnecessarily large allocation for WOFFs (#46257 ). * src/sfnt/sfobjs.c (woff_open_font): Use WOFF's `totalSfntSize' only after thorough checks. Add tracing messages.	9 years ago
Werner Lemberg	649ca5562d	[type42] Better check invalid `sfnts' array data (#46255 ). * src/type42/t42parse.c (t42_parse_sfnts): Table lengths must be checked individually against available data size.	9 years ago
Werner Lemberg	3eccc3a3f8	[cid] Add a bunch of safety checks. * src/cid/cidload.c (parse_fd_array): Check `num_dicts' against stream size. (cid_read_subrs): Check largest offset against stream size. (cid_parse_dict): Move safety check to ... (cid_face_open): ... this function. Also test length of binary data and values of `SDBytes', `SubrMapOffset', `SubrCount', `CIDMapOffset', and `CIDCount'.	9 years ago
Werner Lemberg	d47d372c96	[cid] Avoid segfault with malformed input (#46250 ). * src/cid/cidload.c (cid_read_subrs): Return a proper error code for unsorted offsets.	9 years ago
StudioEtrange	5cf83a5335	* CMakeLists.txt: Enable shared library builds on MinGW (#46233 ).	9 years ago
Werner Lemberg	3c582060b2	* src/type1/t1afm.c (T1_Read_Metrics): Fix memory leak (#46229 ).	9 years ago
Bungeman	ba8a528b19	[cid] Better handle invalid glyph stream offsets (#46221 ). * src/cid/cidgload.c (cid_load_glyph): Check minimum size of glyph length.	9 years ago
Werner Lemberg	2961b66c70	Typo.	9 years ago
Werner Lemberg	24cee3a8a3	[psaux] Fix tracing of negative numbers. Due to incorrect casting negative numbers were shown as very large (positive) integers on 64bit systems. * src/psaux/t1decode.c (t1_decoder_parse_charstrings) <op_none>: Use division instead of shift.	9 years ago
Werner Lemberg	5179c89f61	Comments.	9 years ago
Werner Lemberg	14213b5409	[truetype] Improve TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES (#46223 ). * devel/ftoption.h, include/freetype/config/ftoption.h: Surround it with #ifndef ... #endif, as suggested in the tracker issue.	9 years ago
Werner Lemberg	dcfc4d9c21	[truetype] Better protection against malformed `fpgm' (#46223 ). * src/truetype/ttobjs.c (tt_size_init_bytecode): Don't execute a malformed `fpgm' table more than once.	9 years ago
Werner Lemberg	7643b5839b	* src/cid/cidgload.c (cid_load_glyph): Fix memory leak. Reported by Kostya Serebryany <kcc@google.com>.	9 years ago
Werner Lemberg	b185747dd6	[bdf] Prevent memory leak (#46217 ). * src/bdf/bdflib.c (_bdf_parse_glyphs) <STARTCHAR>: Check _BDF_GLYPH_BITS.	9 years ago
Werner Lemberg	797ca5acb5	Typo.	9 years ago
Werner Lemberg	e1ca18d449	[bdf] Use stream size to adjust number of glyphs. * src/bdf/bdflib.c (ACMSG17): New message macro. (_bdf_parse_t): Add member `size'. (bdf_load_font): Set `size'. (_bdf_parse_glyphs): Adjust `cnt' if necessary.	9 years ago
Werner Lemberg	0af21dcf13	* src/cid/cidload.c (cid_parse_dict): Check `[FG]DBytes' size.	9 years ago
Werner Lemberg	38a3dd5566	Typo.	9 years ago
Werner Lemberg	0ba98da472	* src/cid/cidgload.c (cid_glyph_load): Check file offsets (#46222 ).	9 years ago
Werner Lemberg	8edfcbed53	[psaux] Fix heap buffer overflow (#46221 ). * src/psaux/t1decode.c (t1_decoder_parse_charstring) <operator 12>: Fix limit check.	9 years ago
Werner Lemberg	a5ecfb4ce6	* src/cid/cidload.c (cid_parse_dict): Handle invalid input (#46220 ).	9 years ago
Kostya Serebryany	266976b163	add src/tools/ftfuzzer/README	9 years ago
Bungeman	65d8980491	[bdf] Fix memory leak (#46213 ). * src/bdf/bdflib.c (bdf_load_font): Always go to label `Fail' in case of error.	9 years ago
Werner Lemberg	24a1fcdfce	[truetype] Add TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES (#46208 ). * devel/ftoption.h, include/freetype/config/ftoption.h (TT_CONFIG_OPTION_MAX_RUNNABLE_OPCODES): New configuration macro. * src/truetype/ttinterp.c (MAX_RUNNABLE_OPCODES): Removed. (TT_RunIns): Updated.	9 years ago
Werner Lemberg	911171ac49	Minor.	9 years ago
Werner Lemberg	837ad9d411	* src/truetype/ttinterp.c (TT_RunIns): Fix bytecode stack tracing. The used indices were off by 1.	9 years ago
Werner Lemberg	8b76eaf092	* src/tools/ftfuzzer/ftfuzzer.cc: Handle fixed sizes (#46211 ).	9 years ago
Werner Lemberg	e03214e166	[base] Compute MD5 checksums only if explicitly requested. This improves profiling accuracy. * src/base/ftobjs.c (FT_Render_Glyph_Internal): Implement it.	9 years ago
Werner Lemberg	6de2a355ff	Minor.	9 years ago
Werner Lemberg	2a20c92c4b	[base] Use `FT_' namespace for MD5 functions (#42366 ). * src/base/ftobjs.c (MD5_): Define as `FT_MD5_'. Undefine HAVE_OPENSSL.	9 years ago
Werner Lemberg	8539915d18	[type1] Correctly handle missing MM axis names (#46202 ). * src/type1/t1load.c (T1_Get_MM_Var): Implement it.	9 years ago

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5139 Commits (009cc15035160eb412cf7d73df34a84af5738c9b) All Branches Search

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