1049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/***************************************************************************/ 2049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 3049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* cffparse.c */ 4049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 5049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* CFF token stream parser (body) */ 6049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 7727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease/* Copyright 1996-2004, 2007-2013 by */ 8049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* David Turner, Robert Wilhelm, and Werner Lemberg. */ 9049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 10049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* This file is part of the FreeType project, and may only be used, */ 11049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* modified, and distributed under the terms of the FreeType project */ 12049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* this file you indicate that you have read the license and */ 14049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* understand and accept it fully. */ 15049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* */ 16049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/***************************************************************************/ 17049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 18049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 19049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include <ft2build.h> 20049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "cffparse.h" 21049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_STREAM_H 22049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include FT_INTERNAL_DEBUG_H 23049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 24049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "cfferrs.h" 25295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "cffpic.h" 26049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 27049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 28049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /*************************************************************************/ 29049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 30049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ 31049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ 32049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* messages during execution. */ 33049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* */ 34049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef FT_COMPONENT 35049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#define FT_COMPONENT trace_cffparse 36049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 37049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 38049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOCAL_DEF( void ) 39049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parser_init( CFF_Parser parser, 40049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt code, 41295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner void* object, 42295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Library library) 43049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 44049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_MEM_ZERO( parser, sizeof ( *parser ) ); 45049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 46049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->top = parser->stack; 47049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->object_code = code; 48049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->object = object; 49295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner parser->library = library; 50049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 51049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 52049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 53049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read an integer */ 54049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Long 55049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_integer( FT_Byte* start, 56049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* limit ) 57049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 58049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* p = start; 59049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int v = *p++; 60049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long val = 0; 61049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 62049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 63049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v == 28 ) 64049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 65049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p + 2 > limit ) 66049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Bad; 67049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 68727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease val = (FT_Short)( ( (FT_UShort)p[0] << 8 ) | p[1] ); 69049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p += 2; 70049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 71049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v == 29 ) 72049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 73049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p + 4 > limit ) 74049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Bad; 75049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 76727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease val = (FT_Long)( ( (FT_ULong)p[0] << 24 ) | 77727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ( (FT_ULong)p[1] << 16 ) | 78727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease ( (FT_ULong)p[2] << 8 ) | 79727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease (FT_ULong)p[3] ); 80049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p += 4; 81049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 82049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v < 247 ) 83049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 84049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = v - 139; 85049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 86049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v < 251 ) 87049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 88049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p + 1 > limit ) 89049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Bad; 90049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 91049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = ( v - 247 ) * 256 + p[0] + 108; 92049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 93049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 94049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 95049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 96049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p + 1 > limit ) 97049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Bad; 98049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 99049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = -( v - 251 ) * 256 - p[0] - 108; 100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 104049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return val; 105049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 106049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Bad: 107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = 0; 108727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE4(( "!!!END OF DATA:!!!" )); 109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static const FT_Long power_tens[] = 114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1L, 116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 10L, 117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 100L, 118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1000L, 119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 10000L, 120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 100000L, 121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1000000L, 122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 10000000L, 123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 100000000L, 124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1000000000L 125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project }; 126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a real */ 129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Fixed 130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_real( FT_Byte* start, 131049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* limit, 132295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long power_ten, 133295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long* scaling ) 134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* p = start; 136049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt nib; 137049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt phase; 138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 139aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Long result, number, exponent; 140727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Int sign = 0, exponent_sign = 0, have_overflow = 0; 141295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long exponent_add, integer_length, fraction_length; 142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( scaling ) 145aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich *scaling = 0; 146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = 0; 148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project number = 0; 150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent = 0; 151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent_add = 0; 153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project integer_length = 0; 154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project fraction_length = 0; 155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* First of all, read the integer part. */ 157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project phase = 4; 158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for (;;) 160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If we entered this iteration with phase == 4, we need to */ 162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a new byte. This also skips past the initial 0x1E. */ 163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( phase ) 164049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Make sure we don't read past the end. */ 168049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p >= limit ) 169727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Bad; 170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 172049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Get the nibble. */ 173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project nib = ( p[0] >> phase ) & 0xF; 174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project phase = 4 - phase; 175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib == 0xE ) 177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project sign = 1; 178049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( nib > 9 ) 179049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 180049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 181049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 182049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Increase exponent if we can't add the digit. */ 183049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( number >= 0xCCCCCCCL ) 184049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent_add++; 185049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Skip leading zeros. */ 186049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( nib || number ) 187049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 188049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project integer_length++; 189049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project number = number * 10 + nib; 190049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 191049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 192049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 193049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 194049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Read fraction part, if any. */ 195049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib == 0xa ) 196049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for (;;) 197049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 198049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If we entered this iteration with phase == 4, we need */ 199049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* to read a new byte. */ 200049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( phase ) 201049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 202049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 203049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 204049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Make sure we don't read past the end. */ 205049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p >= limit ) 206727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Bad; 207049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 208049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 209049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Get the nibble. */ 210049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project nib = ( p[0] >> phase ) & 0xF; 211049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project phase = 4 - phase; 212049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib >= 10 ) 213049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 214049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 215049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Skip leading zeros if possible. */ 216049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( !nib && !number ) 217049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent_add--; 218049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Only add digit if we don't overflow. */ 21977f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner else if ( number < 0xCCCCCCCL && fraction_length < 9 ) 220049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 221049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project fraction_length++; 222049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project number = number * 10 + nib; 223049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 224049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 225049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 226049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Read exponent, if any. */ 227049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib == 12 ) 228049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 229049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent_sign = 1; 230049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project nib = 11; 231049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 232049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 233049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib == 11 ) 234049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 235049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for (;;) 236049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 237049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* If we entered this iteration with phase == 4, */ 238049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we need to read a new byte. */ 239049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( phase ) 240049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 241049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 242049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 243049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Make sure we don't read past the end. */ 244049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p >= limit ) 245727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Bad; 246049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 247049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 248049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Get the nibble. */ 249049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project nib = ( p[0] >> phase ) & 0xF; 250049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project phase = 4 - phase; 251049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( nib >= 10 ) 252049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 253049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 254049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Arbitrarily limit exponent. */ 255049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( exponent > 1000 ) 256727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease have_overflow = 1; 257727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else 258727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease exponent = exponent * 10 + nib; 259049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 260049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 261049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( exponent_sign ) 262049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent = -exponent; 263049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 264049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 265727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( !number ) 266727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; 267727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 268727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( have_overflow ) 269727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 270727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( exponent_sign ) 271727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Underflow; 272727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else 273727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Overflow; 274727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 275727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 276049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We don't check `power_ten' and `exponent_add'. */ 277049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent += power_ten + exponent_add; 278049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 279049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( scaling ) 280049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 281049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Only use `fraction_length'. */ 282049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project fraction_length += integer_length; 283049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent += integer_length; 284049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 285049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( fraction_length <= 5 ) 286049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 287049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( number > 0x7FFFL ) 288049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 289049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_DivFix( number, 10 ); 290049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = exponent - fraction_length + 1; 291049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 292049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 293049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 294049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( exponent > 0 ) 295049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 296295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long new_fraction_length, shift; 297049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 298049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 299049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Make `scaling' as small as possible. */ 300049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project new_fraction_length = FT_MIN( exponent, 5 ); 301049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project shift = new_fraction_length - fraction_length; 302049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 303727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( shift > 0 ) 304049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 305727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease exponent -= new_fraction_length; 306727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease number *= power_tens[shift]; 307727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( number > 0x7FFFL ) 308727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 309727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease number /= 10; 310727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease exponent += 1; 311727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 312049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 313727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else 314727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease exponent -= fraction_length; 315049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 316049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 317049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project exponent -= fraction_length; 318049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 319727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease result = (FT_Long)( (FT_ULong)number << 16 ); 320049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = exponent; 321049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 322049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 323049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 324049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 325049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( number / power_tens[fraction_length - 5] ) > 0x7FFFL ) 326049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 327049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_DivFix( number, power_tens[fraction_length - 4] ); 328049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = exponent - 4; 329049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 330049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 331049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 332049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_DivFix( number, power_tens[fraction_length - 5] ); 333049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = exponent - 5; 334049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 335049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 336049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 337049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 338049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 339049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project integer_length += exponent; 340049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project fraction_length -= exponent; 341049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 342727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( integer_length > 5 ) 343727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Overflow; 344727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( integer_length < -5 ) 345727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Underflow; 346049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 34777f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner /* Remove non-significant digits. */ 348aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( integer_length < 0 ) 349aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 35077f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner number /= power_tens[-integer_length]; 35177f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner fraction_length += integer_length; 35277f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner } 35377f63d23f7d380b0ff02c18fd6a154ab9063128aDavid 'Digit' Turner 354aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich /* this can only happen if exponent was non-zero */ 355aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich if ( fraction_length == 10 ) 356aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich { 357aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich number /= 10; 358aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich fraction_length -= 1; 359aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich } 360aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 361049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Convert into 16.16 format. */ 362049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( fraction_length > 0 ) 363049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 364049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( number / power_tens[fraction_length] ) > 0x7FFFL ) 365049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 366049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 367049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = FT_DivFix( number, power_tens[fraction_length] ); 368049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 369049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 370049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 371049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project number *= power_tens[-fraction_length]; 372049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 373049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( number > 0x7FFFL ) 374727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Overflow; 375049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 376727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease result = (FT_Long)( (FT_ULong)number << 16 ); 377049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 378049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 379049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 380727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Exit: 381049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( sign ) 382049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project result = -result; 383049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 384049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return result; 385727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 386727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Overflow: 387727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease result = 0x7FFFFFFFL; 388727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE4(( "!!!OVERFLOW:!!!" )); 389727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; 390727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 391727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Underflow: 392727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease result = 0; 393727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE4(( "!!!UNDERFLOW:!!!" )); 394727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; 395727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 396727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Bad: 397727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease result = 0; 398727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE4(( "!!!END OF DATA:!!!" )); 399727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Exit; 400049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 401049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 402049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 403049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a number, either integer or real */ 404049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Long 405049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_num( FT_Byte** d ) 406049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 407049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return **d == 30 ? ( cff_parse_real( d[0], d[1], 0, NULL ) >> 16 ) 408049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project : cff_parse_integer( d[0], d[1] ); 409049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 410049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 411049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 412049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a floating point number, either integer or real */ 413049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Fixed 414727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease do_fixed( FT_Byte** d, 415727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Long scaling ) 416727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 417727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( **d == 30 ) 418727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return cff_parse_real( d[0], d[1], scaling, NULL ); 419727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else 420727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 421727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Long val = cff_parse_integer( d[0], d[1] ); 422727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 423727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 424727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( scaling ) 425727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease val *= power_tens[scaling]; 426727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 427727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease if ( val > 0x7FFF ) 428727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 429727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease val = 0x7FFFFFFFL; 430727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Overflow; 431727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 432727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease else if ( val < -0x7FFF ) 433727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease { 434727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease val = -0x7FFFFFFFL; 435727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease goto Overflow; 436727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 437727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 438727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return (FT_Long)( (FT_ULong)val << 16 ); 439727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 440727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease Overflow: 441727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_TRACE4(( "!!!OVERFLOW:!!!" )); 442727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return val; 443727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 444727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease } 445727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 446727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease 447727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease /* read a floating point number, either integer or real */ 448727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease static FT_Fixed 449049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_fixed( FT_Byte** d ) 450049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 451727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return do_fixed( d, 0 ); 452049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 453049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 454049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 455049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a floating point number, either integer or real, */ 456049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* but return `10^scaling' times the number read in */ 457049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Fixed 458049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_fixed_scaled( FT_Byte** d, 459295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long scaling ) 460049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 461727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return do_fixed( d, scaling ); 462049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 463049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 464049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 465049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* read a floating point number, either integer or real, */ 466049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* and return it as precise as possible -- `scaling' returns */ 467049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* the scaling factor (as a power of 10) */ 468049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Fixed 469049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_fixed_dynamic( FT_Byte** d, 470295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long* scaling ) 471049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 472049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ASSERT( scaling ); 473049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 474049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( **d == 30 ) 475049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return cff_parse_real( d[0], d[1], 0, scaling ); 476049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 477049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 478049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long number; 479049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Int integer_length; 480049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 481049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 482049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project number = cff_parse_integer( d[0], d[1] ); 483049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 484049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( number > 0x7FFFL ) 485049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 486049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for ( integer_length = 5; integer_length < 10; integer_length++ ) 487049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( number < power_tens[integer_length] ) 488049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 489049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 490049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( ( number / power_tens[integer_length - 5] ) > 0x7FFFL ) 491049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 492049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = integer_length - 4; 493049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_DivFix( number, power_tens[integer_length - 4] ); 494049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 495049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 496049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 497049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = integer_length - 5; 498049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return FT_DivFix( number, power_tens[integer_length - 5] ); 499049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 500049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 501049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 502049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 503049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *scaling = 0; 504727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return (FT_Long)( (FT_ULong)number << 16 ); 505049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 506049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 507049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 508049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 509049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 510049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 511049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_font_matrix( CFF_Parser parser ) 512049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 513049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project CFF_FontRecDict dict = (CFF_FontRecDict)parser->object; 514049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Matrix* matrix = &dict->font_matrix; 515049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Vector* offset = &dict->font_offset; 516049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_ULong* upm = &dict->units_per_em; 517049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte** data = parser->stack; 518727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_ERR( Stack_Underflow ); 519049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 520049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 521049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( parser->top >= parser->stack + 6 ) 522049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 523295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Long scaling; 524049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 525049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 526727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 527049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 528bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly dict->has_font_matrix = TRUE; 529bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 530049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* We expect a well-formed font matrix, this is, the matrix elements */ 531049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `xx' and `yy' are of approximately the same magnitude. To avoid */ 532049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* loss of precision, we use the magnitude of element `xx' to scale */ 533049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* all other elements. The scaling factor is then contained in the */ 534049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* `units_per_em' value. */ 535049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 536049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->xx = cff_parse_fixed_dynamic( data++, &scaling ); 537049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 538049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project scaling = -scaling; 539049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 540049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( scaling < 0 || scaling > 9 ) 541049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 542049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* Return default matrix in case of unlikely values. */ 543aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 544aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner FT_TRACE1(( "cff_parse_font_matrix:" 545aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner " strange scaling value for xx element (%d),\n" 546aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner " " 547aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner " using default matrix\n", scaling )); 548aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 549049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->xx = 0x10000L; 550049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->yx = 0; 551aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner matrix->xy = 0; 552049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->yy = 0x10000L; 553049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset->x = 0; 554049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset->y = 0; 555049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *upm = 1; 556049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 557049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 558049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 559049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 560049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->yx = cff_parse_fixed_scaled( data++, scaling ); 561049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->xy = cff_parse_fixed_scaled( data++, scaling ); 562049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project matrix->yy = cff_parse_fixed_scaled( data++, scaling ); 563049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset->x = cff_parse_fixed_scaled( data++, scaling ); 564049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project offset->y = cff_parse_fixed_scaled( data, scaling ); 565049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 566049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *upm = power_tens[scaling]; 567aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 568bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " [%f %f %f %f %f %f]\n", 569aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner (double)matrix->xx / *upm / 65536, 570aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner (double)matrix->xy / *upm / 65536, 571aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner (double)matrix->yx / *upm / 65536, 572bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly (double)matrix->yy / *upm / 65536, 573bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly (double)offset->x / *upm / 65536, 574bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly (double)offset->y / *upm / 65536 )); 575049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 576049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 577049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 578049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 579049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 580049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 581049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 582049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 583049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_font_bbox( CFF_Parser parser ) 584049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 585049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project CFF_FontRecDict dict = (CFF_FontRecDict)parser->object; 586049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_BBox* bbox = &dict->font_bbox; 587049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte** data = parser->stack; 588049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 589049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 590049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 591727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Stack_Underflow ); 592049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 593049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( parser->top >= parser->stack + 4 ) 594049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 595049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bbox->xMin = FT_RoundFix( cff_parse_fixed( data++ ) ); 596049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bbox->yMin = FT_RoundFix( cff_parse_fixed( data++ ) ); 597049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bbox->xMax = FT_RoundFix( cff_parse_fixed( data++ ) ); 598049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project bbox->yMax = FT_RoundFix( cff_parse_fixed( data ) ); 599727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 600aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 601bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " [%d %d %d %d]\n", 602aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner bbox->xMin / 65536, 603aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner bbox->yMin / 65536, 604aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner bbox->xMax / 65536, 605aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner bbox->yMax / 65536 )); 606049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 607049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 608049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 609049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 610049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 611049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 612049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 613049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_private_dict( CFF_Parser parser ) 614049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 615049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project CFF_FontRecDict dict = (CFF_FontRecDict)parser->object; 616049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte** data = parser->stack; 617049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 618049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 619049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 620727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Stack_Underflow ); 621049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 622049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( parser->top >= parser->stack + 2 ) 623049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 624049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project dict->private_size = cff_parse_num( data++ ); 625049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project dict->private_offset = cff_parse_num( data ); 626bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %lu %lu\n", 627bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly dict->private_size, dict->private_offset )); 628bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 629727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 630049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 631049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 632049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 633049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 634049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 635049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 636049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static FT_Error 637049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parse_cid_ros( CFF_Parser parser ) 638049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 639049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project CFF_FontRecDict dict = (CFF_FontRecDict)parser->object; 640049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte** data = parser->stack; 641049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Error error; 642049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 643049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 644727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_ERR( Stack_Underflow ); 645049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 646049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( parser->top >= parser->stack + 3 ) 647049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 648bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly dict->cid_registry = (FT_UInt)cff_parse_num( data++ ); 649bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly dict->cid_ordering = (FT_UInt)cff_parse_num( data++ ); 650295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( **data == 30 ) 651295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "cff_parse_cid_ros: real supplement is rounded\n" )); 652295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner dict->cid_supplement = cff_parse_num( data ); 653295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( dict->cid_supplement < 0 ) 654295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_TRACE1(( "cff_parse_cid_ros: negative supplement %d is found\n", 655295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner dict->cid_supplement )); 656727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_Err_Ok; 657aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner 658bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %d %d %d\n", 659aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner dict->cid_registry, 660aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner dict->cid_ordering, 661aeb407daf3711a10a27f3bc2223c5eb05158076eDavid 'Digit' Turner dict->cid_supplement )); 662049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 663049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 664049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 665049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 666049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 667049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 668bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_NUM( code, name, id ) \ 669bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_FIELD( code, name, id, cff_kind_num ) 670bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_FIXED( code, name, id ) \ 671bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_FIELD( code, name, id, cff_kind_fixed ) 672bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_FIXED_1000( code, name, id ) \ 673bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_FIELD( code, name, id, cff_kind_fixed_thousand ) 674bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_STRING( code, name, id ) \ 675bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_FIELD( code, name, id, cff_kind_string ) 676bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_BOOL( code, name, id ) \ 677bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_FIELD( code, name, id, cff_kind_bool ) 678049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 679295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#define CFFCODE_TOPDICT 0x1000 680295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#define CFFCODE_PRIVATE 0x2000 681295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 682bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 683295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifndef FT_CONFIG_OPTION_PIC 684295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 685049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 686049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#undef CFF_FIELD 687bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#undef CFF_FIELD_DELTA 688bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 689bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 690bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifndef FT_DEBUG_LEVEL_TRACE 691bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 692bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 693bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_CALLBACK( code, name, id ) \ 694bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 695bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_kind_callback, \ 696bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 697bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0, \ 698bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_parse_ ## name, \ 699bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0 \ 700049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project }, 701049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 702bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD( code, name, id, kind ) \ 703bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 704bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly kind, \ 705bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 706bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( name ), \ 707bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_SIZE( name ), \ 708bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0, 0 \ 709bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }, 710bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 711bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_DELTA( code, name, max, id ) \ 712bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 713bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_kind_delta, \ 714bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 715bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( name ), \ 716bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_SIZE_DELTA( name ), \ 717bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, \ 718bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly max, \ 719bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( num_ ## name ) \ 720bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }, 721049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 722049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project static const CFF_Field_Handler cff_field_handlers[] = 723049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 724049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 725049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project#include "cfftoken.h" 726049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 727049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 0, 0, 0, 0, 0, 0, 0 } 728049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project }; 729049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 730049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 731bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#else /* FT_DEBUG_LEVEL_TRACE */ 732bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 733bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 734bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 735bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_CALLBACK( code, name, id ) \ 736bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 737bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_kind_callback, \ 738bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 739bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0, \ 740bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_parse_ ## name, \ 741bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0, \ 742bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly id \ 743bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }, 744bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 745bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD( code, name, id, kind ) \ 746bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 747bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly kind, \ 748bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 749bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( name ), \ 750bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_SIZE( name ), \ 751bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, 0, 0, \ 752bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly id \ 753bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }, 754bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 755bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_DELTA( code, name, max, id ) \ 756bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { \ 757bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly cff_kind_delta, \ 758bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly code | CFFCODE, \ 759bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( name ), \ 760bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_SIZE_DELTA( name ), \ 761bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 0, \ 762bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly max, \ 763bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_FIELD_OFFSET( num_ ## name ), \ 764bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly id \ 765bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }, 766bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 767bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly static const CFF_Field_Handler cff_field_handlers[] = 768bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 769bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 770bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#include "cfftoken.h" 771bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 772bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 0, 0, 0, 0, 0, 0, 0, 0 } 773bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly }; 774bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 775bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 776bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif /* FT_DEBUG_LEVEL_TRACE */ 777bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 778bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 779295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#else /* FT_CONFIG_OPTION_PIC */ 780295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 781bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 782bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly void 783bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Destroy_Class_cff_field_handlers( FT_Library library, 784bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_Field_Handler* clazz ) 785295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 786bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Memory memory = library->memory; 787bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 788bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 789295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( clazz ) 790295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_FREE( clazz ); 791295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 792295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 793bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 794bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Error 795bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Create_Class_cff_field_handlers( FT_Library library, 796bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly CFF_Field_Handler** output_class ) 797295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 798727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease CFF_Field_Handler* clazz = NULL; 799bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Error error; 800bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_Memory memory = library->memory; 801bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 802bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly int i = 0; 803bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 804295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 805295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD 806bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD( code, name, id, kind ) i++; 807295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD_DELTA 808bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_DELTA( code, name, max, id ) i++; 809295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD_CALLBACK 810bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_CALLBACK( code, name, id ) i++; 811295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 812295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "cfftoken.h" 813295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 814bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; /* { 0, 0, 0, 0, 0, 0, 0 } */ 815bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 816bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly if ( FT_ALLOC( clazz, sizeof ( CFF_Field_Handler ) * i ) ) 817295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 818295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 819bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i = 0; 820bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 821bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 822bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifndef FT_DEBUG_LEVEL_TRACE 823bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 824bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 825295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD_CALLBACK 826bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \ 827bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = cff_kind_callback; \ 828bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 829bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = 0; \ 830bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = 0; \ 831bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = cff_parse_ ## name_; \ 832bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; \ 833bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = 0; \ 834bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; 835bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 836bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#undef CFF_FIELD 837bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD( code_, name_, id_, kind_ ) \ 838bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = kind_; \ 839bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 840bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = FT_FIELD_OFFSET( name_ ); \ 841bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = FT_FIELD_SIZE( name_ ); \ 842bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; \ 843bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; \ 844bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = 0; \ 845bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; \ 846bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 847bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#undef CFF_FIELD_DELTA 848bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \ 849bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = cff_kind_delta; \ 850bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 851bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = FT_FIELD_OFFSET( name_ ); \ 852bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \ 853bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; \ 854bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = max_; \ 855bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \ 856bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; 857295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 858bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#include "cfftoken.h" 859bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 860bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = 0; 861bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = 0; 862bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = 0; 863bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = 0; 864bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; 865bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; 866bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = 0; 867bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 868bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 869bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#else /* FT_DEBUG_LEVEL_TRACE */ 870bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 871bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 872bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#undef CFF_FIELD_CALLBACK 873bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \ 874bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = cff_kind_callback; \ 875bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 876bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = 0; \ 877bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = 0; \ 878bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = cff_parse_ ## name_; \ 879bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; \ 880bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = 0; \ 881bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].id = id_; \ 882bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; 883295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 884295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD 885bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD( code_, name_, id_, kind_ ) \ 886bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = kind_; \ 887bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 888bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = FT_FIELD_OFFSET( name_ ); \ 889bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = FT_FIELD_SIZE( name_ ); \ 890bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; \ 891bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; \ 892bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = 0; \ 893bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].id = id_; \ 894bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; \ 895295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 896295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#undef CFF_FIELD_DELTA 897bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \ 898bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = cff_kind_delta; \ 899bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = code_ | CFFCODE; \ 900bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = FT_FIELD_OFFSET( name_ ); \ 901bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \ 902bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; \ 903bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = max_; \ 904bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \ 905bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].id = id_; \ 906bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly i++; 907295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 908295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "cfftoken.h" 909295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 910bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].kind = 0; 911bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].code = 0; 912bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].offset = 0; 913bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].size = 0; 914bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].reader = 0; 915bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].array_max = 0; 916295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner clazz[i].count_offset = 0; 917bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly clazz[i].id = 0; 918bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 919bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 920bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif /* FT_DEBUG_LEVEL_TRACE */ 921bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 922295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 923295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner *output_class = clazz; 924bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 925727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease return FT_Err_Ok; 926295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 927295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 928295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 929295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif /* FT_CONFIG_OPTION_PIC */ 930295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 931295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 932049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_LOCAL_DEF( FT_Error ) 933049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project cff_parser_run( CFF_Parser parser, 934049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* start, 935049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* limit ) 936049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 937295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Byte* p = start; 938727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease FT_Error error = FT_Err_Ok; 939295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Library library = parser->library; 940bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_UNUSED( library ); 941049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 942049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 943049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->top = parser->stack; 944049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->start = start; 945049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->limit = limit; 946049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->cursor = start; 947049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 948049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( p < limit ) 949049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 950049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt v = *p; 951049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 952049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 953049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v >= 27 && v != 31 ) 954049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 955049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* it's a number; we will push its position on the stack */ 956049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( parser->top - parser->stack >= CFF_MAX_STACK_DEPTH ) 957049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Stack_Overflow; 958049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 959049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *parser->top ++ = p; 960049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 961049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* now, skip it */ 962049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v == 30 ) 963049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 964049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* skip real number */ 965049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 966049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project for (;;) 967049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 968295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* An unterminated floating point number at the */ 969295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* end of a dictionary is invalid but harmless. */ 970049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p >= limit ) 971295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner goto Exit; 972049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project v = p[0] >> 4; 973049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v == 15 ) 974049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 975049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project v = p[0] & 0xF; 976049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v == 15 ) 977049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 978049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 979049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 980049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 981049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v == 28 ) 982049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p += 2; 983049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v == 29 ) 984049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p += 4; 985049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else if ( v > 246 ) 986049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p += 1; 987049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 988049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project else 989049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 990049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* This is not a number, hence it's an operator. Compute its code */ 991049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* and look for it in our current list. */ 992049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 993049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt code; 994049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_UInt num_args = (FT_UInt) 995049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project ( parser->top - parser->stack ); 996049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project const CFF_Field_Handler* field; 997049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 998049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 999049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *parser->top = p; 1000049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = v; 1001049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( v == 12 ) 1002049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1003049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* two byte operator */ 1004049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 1005049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( p >= limit ) 1006049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Syntax_Error; 1007049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1008049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = 0x100 | p[0]; 1009049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1010049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project code = code | parser->object_code; 1011049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1012727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease for ( field = CFF_FIELD_HANDLERS_GET; field->kind; field++ ) 1013049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1014049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( field->code == (FT_Int)code ) 1015049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1016049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we found our field's handler; read it */ 1017049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Long val; 1018049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* q = (FT_Byte*)parser->object + field->offset; 1019049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1020049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1021bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifdef FT_DEBUG_LEVEL_TRACE 1022bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %s", field->id )); 1023bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif 1024bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1025049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* check that we have enough arguments -- except for */ 1026049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* delta encoded arrays, which can be empty */ 1027049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( field->kind != cff_kind_delta && num_args < 1 ) 1028049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Stack_Underflow; 1029049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1030049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( field->kind ) 1031049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1032049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_bool: 1033049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_string: 1034049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_num: 1035049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = cff_parse_num( parser->stack ); 1036049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Store_Number; 1037049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1038049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_fixed: 1039049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = cff_parse_fixed( parser->stack ); 1040049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Store_Number; 1041049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1042049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_fixed_thousand: 1043049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = cff_parse_fixed_scaled( parser->stack, 3 ); 1044049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1045049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Store_Number: 1046049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( field->size ) 1047049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1048049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (8 / FT_CHAR_BIT): 1049049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Byte*)q = (FT_Byte)val; 1050049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1051049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1052049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (16 / FT_CHAR_BIT): 1053049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Short*)q = (FT_Short)val; 1054049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1055049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1056049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (32 / FT_CHAR_BIT): 1057049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Int32*)q = (FT_Int)val; 1058049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1059049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1060049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: /* for 64-bit systems */ 1061049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Long*)q = val; 1062049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1063bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1064bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#ifdef FT_DEBUG_LEVEL_TRACE 1065bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly switch ( field->kind ) 1066bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly { 1067bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly case cff_kind_bool: 1068bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %s\n", val ? "true" : "false" )); 1069bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly break; 1070bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1071bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly case cff_kind_string: 1072bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %ld (SID)\n", val )); 1073bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly break; 1074bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1075bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly case cff_kind_num: 1076bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %ld\n", val )); 1077bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly break; 1078bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1079bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly case cff_kind_fixed: 1080bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %f\n", (double)val / 65536 )); 1081bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly break; 1082bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1083bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly case cff_kind_fixed_thousand: 1084bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %f\n", (double)val / 65536 / 1000 )); 1085bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1086bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly default: 1087bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly ; /* never reached */ 1088bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly } 1089bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly#endif 1090bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1091049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1092049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1093049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case cff_kind_delta: 1094049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1095049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte* qcount = (FT_Byte*)parser->object + 1096049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project field->count_offset; 1097049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1098049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project FT_Byte** data = parser->stack; 1099049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1100049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1101049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( num_args > field->array_max ) 1102049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_args = field->array_max; 1103049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1104bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " [" )); 1105bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1106049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* store count */ 1107049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *qcount = (FT_Byte)num_args; 1108049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1109049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val = 0; 1110049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project while ( num_args > 0 ) 1111049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1112049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project val += cff_parse_num( data++ ); 1113049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project switch ( field->size ) 1114049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project { 1115049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (8 / FT_CHAR_BIT): 1116049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Byte*)q = (FT_Byte)val; 1117049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1118049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1119049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (16 / FT_CHAR_BIT): 1120049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Short*)q = (FT_Short)val; 1121049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1122049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1123049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project case (32 / FT_CHAR_BIT): 1124049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Int32*)q = (FT_Int)val; 1125049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1126049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1127049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: /* for 64-bit systems */ 1128049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project *(FT_Long*)q = val; 1129049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1130049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1131bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( " %ld", val )); 1132bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1133049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project q += field->size; 1134049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project num_args--; 1135049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1136bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly 1137bff90fb5ec88ad7fdfb6d1d2f5a5719c20a2c5dcOlivier Bailly FT_TRACE4(( "]\n" )); 1138049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1139049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project break; 1140049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1141049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project default: /* callback */ 1142049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project error = field->reader( parser ); 1143049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project if ( error ) 1144049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1145049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1146049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Found; 1147049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1148049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1149049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1150049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* this is an unknown operator, or it is unsupported; */ 1151049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* we will ignore it for now. */ 1152049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1153049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Found: 1154049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project /* clear stack */ 1155049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project parser->top = parser->stack; 1156049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1157049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project p++; 1158049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1159049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1160049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Exit: 1161049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project return error; 1162049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1163049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Stack_Overflow: 1164727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Argument ); 1165049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1166049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1167049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Stack_Underflow: 1168727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Argument ); 1169049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1170049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1171049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project Syntax_Error: 1172727dee178a392d20eb050d0c446f2fcc29058fa1Victoria Lease error = FT_THROW( Invalid_Argument ); 1173049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project goto Exit; 1174049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project } 1175049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1176049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project 1177049d6fea481044fcc000e7782e5bc7046fc70844The Android Open Source Project/* END */ 1178