diff options
Diffstat (limited to 'nx-X11/extras/freetype2/src/cid/cidparse.c')
-rw-r--r-- | nx-X11/extras/freetype2/src/cid/cidparse.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/nx-X11/extras/freetype2/src/cid/cidparse.c b/nx-X11/extras/freetype2/src/cid/cidparse.c deleted file mode 100644 index 3f18749f6..000000000 --- a/nx-X11/extras/freetype2/src/cid/cidparse.c +++ /dev/null @@ -1,198 +0,0 @@ -/***************************************************************************/ -/* */ -/* cidparse.c */ -/* */ -/* CID-keyed Type1 parser (body). */ -/* */ -/* Copyright 1996-2001, 2002, 2003, 2004 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> -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_CALC_H -#include FT_INTERNAL_OBJECTS_H -#include FT_INTERNAL_STREAM_H - -#include "cidparse.h" - -#include "ciderrs.h" - - - /*************************************************************************/ - /* */ - /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ - /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ - /* messages during execution. */ - /* */ -#undef FT_COMPONENT -#define FT_COMPONENT trace_cidparse - - - /*************************************************************************/ - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** INPUT STREAM PARSER *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - /*************************************************************************/ - - - FT_LOCAL_DEF( FT_Error ) - cid_parser_new( CID_Parser* parser, - FT_Stream stream, - FT_Memory memory, - PSAux_Service psaux ) - { - FT_Error error; - FT_ULong base_offset, offset, ps_len; - FT_Byte buffer[256 + 10]; - FT_Int buff_len; - FT_Byte *cur, *limit; - FT_Byte *arg1, *arg2; - - - FT_MEM_ZERO( parser, sizeof ( *parser ) ); - psaux->ps_parser_funcs->init( &parser->root, 0, 0, memory ); - - parser->stream = stream; - - base_offset = FT_STREAM_POS(); - - /* first of all, check the font format in the header */ - if ( FT_FRAME_ENTER( 31 ) ) - goto Exit; - - if ( ft_strncmp( (char *)stream->cursor, - "%!PS-Adobe-3.0 Resource-CIDFont", 31 ) ) - { - FT_TRACE2(( "[not a valid CID-keyed font]\n" )); - error = CID_Err_Unknown_File_Format; - } - - FT_FRAME_EXIT(); - if ( error ) - goto Exit; - - Again: - /* now, read the rest of the file until we find a `StartData' */ - buff_len = 256; - for (;;) - { - FT_Byte* p; - FT_ULong top_position; - - - /* fill input buffer */ - limit = buffer + 256; - buff_len -= 256; - if ( buff_len > 0 ) - FT_MEM_MOVE( buffer, limit, buff_len ); - - p = buffer + buff_len; - - if ( FT_STREAM_READ( p, 256 + 10 - buff_len ) ) - goto Exit; - - top_position = FT_STREAM_POS() - buff_len; - buff_len = 256 + 10; - - /* look for `StartData' */ - for ( p = buffer; p < limit; p++ ) - { - if ( p[0] == 'S' && ft_strncmp( (char*)p, "StartData", 9 ) == 0 ) - { - /* save offset of binary data after `StartData' */ - offset = (FT_ULong)( top_position - ( limit - p ) + 10 ); - goto Found; - } - } - } - - Found: - /* we have found the start of the binary data. We will now */ - /* rewind and extract the frame corresponding to the PostScript */ - /* section */ - - ps_len = offset - base_offset; - if ( FT_STREAM_SEEK( base_offset ) || - FT_FRAME_EXTRACT( ps_len, parser->postscript ) ) - goto Exit; - - parser->data_offset = offset; - parser->postscript_len = ps_len; - parser->root.base = parser->postscript; - parser->root.cursor = parser->postscript; - parser->root.limit = parser->root.cursor + ps_len; - parser->num_dict = -1; - - /* Finally, we check whether `StartData' was real -- it could be */ - /* in a comment or string. We also get its arguments to find out */ - /* whether the data is represented in binary or hex format. */ - - arg1 = parser->root.cursor; - cid_parser_skip_PS_token( parser ); - cid_parser_skip_spaces ( parser ); - arg2 = parser->root.cursor; - cid_parser_skip_PS_token( parser ); - cid_parser_skip_spaces ( parser ); - - limit = parser->root.limit; - cur = parser->root.cursor; - - while ( cur < limit ) - { - if ( *cur == 'S' && ft_strncmp( (char*)cur, "StartData", 9 ) == 0 ) - { - if ( ft_strncmp( (char*)arg1, "(Hex)", 5 ) == 0 ) - parser->binary_length = ft_atol( (const char *)arg2 ); - - limit = parser->root.limit; - cur = parser->root.cursor; - goto Exit; - } - - cid_parser_skip_PS_token( parser ); - cid_parser_skip_spaces ( parser ); - arg1 = arg2; - arg2 = cur; - cur = parser->root.cursor; - } - - /* we haven't found the correct `StartData'; go back and continue */ - /* searching */ - FT_FRAME_RELEASE( parser->postscript ); - if ( !FT_STREAM_SEEK( offset ) ) - goto Again; - - Exit: - return error; - } - - - FT_LOCAL_DEF( void ) - cid_parser_done( CID_Parser* parser ) - { - /* always free the private dictionary */ - if ( parser->postscript ) - { - FT_Stream stream = parser->stream; - - - FT_FRAME_RELEASE( parser->postscript ); - } - parser->root.funcs.done( &parser->root ); - } - - -/* END */ |