diff options
Diffstat (limited to 'src/3rdparty/freetype/src/gzip/ftgzip.c')
| -rw-r--r-- | src/3rdparty/freetype/src/gzip/ftgzip.c | 64 |
1 files changed, 30 insertions, 34 deletions
diff --git a/src/3rdparty/freetype/src/gzip/ftgzip.c b/src/3rdparty/freetype/src/gzip/ftgzip.c index f8011c2dd8..5e78bc6f8d 100644 --- a/src/3rdparty/freetype/src/gzip/ftgzip.c +++ b/src/3rdparty/freetype/src/gzip/ftgzip.c @@ -1,23 +1,23 @@ -/***************************************************************************/ -/* */ -/* ftgzip.c */ -/* */ -/* FreeType support for .gz compressed files. */ -/* */ -/* This optional component relies on zlib. It should mainly be used to */ -/* parse compressed PCF fonts, as found with many X11 server */ -/* distributions. */ -/* */ -/* Copyright 2002-2018 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ +/**************************************************************************** + * + * ftgzip.c + * + * FreeType support for .gz compressed files. + * + * This optional component relies on zlib. It should mainly be used to + * parse compressed PCF fonts, as found with many X11 server + * distributions. + * + * Copyright (C) 2002-2019 by + * David Turner, Robert Wilhelm, and Werner Lemberg. + * + * This file is part of the FreeType project, and may only be used, + * modified, and distributed under the terms of the FreeType project + * license, LICENSE.TXT. By continuing to use, modify, or distribute + * this file you indicate that you have read the license and + * understand and accept it fully. + * + */ #include <ft2build.h> @@ -41,10 +41,6 @@ #ifdef FT_CONFIG_OPTION_USE_ZLIB -#ifdef FT_CONFIG_OPTION_PIC -#error "gzip code does not support PIC yet" -#endif - #ifdef FT_CONFIG_OPTION_SYSTEM_ZLIB #include <zlib.h> @@ -637,8 +633,8 @@ memory = source->memory; /* - * check the header right now; this prevents allocating un-necessary - * objects when we don't need them + * check the header right now; this prevents allocating un-necessary + * objects when we don't need them */ error = ft_gzip_check_header( source ); if ( error ) @@ -660,12 +656,12 @@ } /* - * We use the following trick to try to dramatically improve the - * performance while dealing with small files. If the original stream - * size is less than a certain threshold, we try to load the whole font - * file into memory. This saves us from using the 32KB buffer needed - * to inflate the file, plus the two 4KB intermediate input/output - * buffers used in the `FT_GZipFile' structure. + * We use the following trick to try to dramatically improve the + * performance while dealing with small files. If the original stream + * size is less than a certain threshold, we try to load the whole font + * file into memory. This saves us from using the 32KB buffer needed + * to inflate the file, plus the two 4KB intermediate input/output + * buffers used in the `FT_GZipFile' structure. */ { FT_ULong zip_size = ft_gzip_get_uncompressed_size( source ); @@ -735,7 +731,7 @@ /* check for `input' delayed to `inflate' */ - if ( !memory || ! output_len || !output ) + if ( !memory || !output_len || !output ) return FT_THROW( Invalid_Argument ); /* this function is modeled after zlib's `uncompress' function */ @@ -750,7 +746,7 @@ stream.zfree = (free_func) ft_gzip_free; stream.opaque = memory; - err = inflateInit2( &stream, MAX_WBITS ); + err = inflateInit2( &stream, MAX_WBITS|32 ); if ( err != Z_OK ) return FT_THROW( Invalid_Argument ); |