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Bidirectional transcoding for win, mac, pdf, utf8, utf16

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This commit is contained in:
Jay Berkenbilt 2019-01-13 08:47:10 -05:00
parent 698485468a
commit 6817ca585a
3 changed files with 551 additions and 318 deletions
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828
libqpdf/QUtil.cc
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@ -66,6 +66,171 @@ static unsigned short pdf_doc_to_unicode[] = {
0xfffd, // 0x9f UNDEFINED
0x20ac, // 0xa0 EURO SIGN
};
static unsigned short win_ansi_to_unicode[] = {
0x20ac, // 0x80
0xfffd, // 0x81
0x201a, // 0x82
0x0192, // 0x83
0x201e, // 0x84
0x2026, // 0x85
0x2020, // 0x86
0x2021, // 0x87
0x02c6, // 0x88
0x2030, // 0x89
0x0160, // 0x8a
0x2039, // 0x8b
0x0152, // 0x8c
0xfffd, // 0x8d
0x017d, // 0x8e
0xfffd, // 0x8f
0xfffd, // 0x90
0x2018, // 0x91
0x2019, // 0x92
0x201c, // 0x93
0x201d, // 0x94
0x2022, // 0x95
0x2013, // 0x96
0x2014, // 0x97
0x0303, // 0x98
0x2122, // 0x99
0x0161, // 0x9a
0x203a, // 0x9b
0x0153, // 0x9c
0xfffd, // 0x9d
0x017e, // 0x9e
0x0178, // 0x9f
0x00a0, // 0xa0
};
static unsigned short mac_roman_to_unicode[] = {
0x00c4, // 0x80
0x00c5, // 0x81
0x00c7, // 0x82
0x00c9, // 0x83
0x00d1, // 0x84
0x00d6, // 0x85
0x00dc, // 0x86
0x00e1, // 0x87
0x00e0, // 0x88
0x00e2, // 0x89
0x00e4, // 0x8a
0x00e3, // 0x8b
0x00e5, // 0x8c
0x00e7, // 0x8d
0x00e9, // 0x8e
0x00e8, // 0x8f
0x00ea, // 0x90
0x00eb, // 0x91
0x00ed, // 0x92
0x00ec, // 0x93
0x00ee, // 0x94
0x00ef, // 0x95
0x00f1, // 0x96
0x00f3, // 0x97
0x00f2, // 0x98
0x00f4, // 0x99
0x00f6, // 0x9a
0x00f5, // 0x9b
0x00fa, // 0x9c
0x00f9, // 0x9d
0x00fb, // 0x9e
0x00fc, // 0x9f
0x2020, // 0xa0
0x00b0, // 0xa1
0x00a2, // 0xa2
0x00a3, // 0xa3
0x00a7, // 0xa4
0x2022, // 0xa5
0x00b6, // 0xa6
0x00df, // 0xa7
0x00ae, // 0xa8
0x00a9, // 0xa9
0x2122, // 0xaa
0x0301, // 0xab
0x0308, // 0xac
0xfffd, // 0xad
0x00c6, // 0xae
0x00d8, // 0xaf
0xfffd, // 0xb0
0x00b1, // 0xb1
0xfffd, // 0xb2
0xfffd, // 0xb3
0x00a5, // 0xb4
0x03bc, // 0xb5
0xfffd, // 0xb6
0xfffd, // 0xb7
0xfffd, // 0xb8
0xfffd, // 0xb9
0xfffd, // 0xba
0x1d43, // 0xbb
0x1d52, // 0xbc
0xfffd, // 0xbd
0x00e6, // 0xbe
0x00f8, // 0xbf
0x00bf, // 0xc0
0x00a1, // 0xc1
0x00ac, // 0xc2
0xfffd, // 0xc3
0x0192, // 0xc4
0xfffd, // 0xc5
0xfffd, // 0xc6
0x00ab, // 0xc7
0x00bb, // 0xc8
0x2026, // 0xc9
0xfffd, // 0xca
0x00c0, // 0xcb
0x00c3, // 0xcc
0x00d5, // 0xcd
0x0152, // 0xce
0x0153, // 0xcf
0x2013, // 0xd0
0x2014, // 0xd1
0x201c, // 0xd2
0x201d, // 0xd3
0x2018, // 0xd4
0x2019, // 0xd5
0x00f7, // 0xd6
0xfffd, // 0xd7
0x00ff, // 0xd8
0x0178, // 0xd9
0x2044, // 0xda
0x00a4, // 0xdb
0x2039, // 0xdc
0x203a, // 0xdd
0xfb01, // 0xde
0xfb02, // 0xdf
0x2021, // 0xe0
0x00b7, // 0xe1
0x201a, // 0xe2
0x201e, // 0xe3
0x2030, // 0xe4
0x00c2, // 0xe5
0x00ca, // 0xe6
0x00c1, // 0xe7
0x00cb, // 0xe8
0x00c8, // 0xe9
0x00cd, // 0xea
0x00ce, // 0xeb
0x00cf, // 0xec
0x00cc, // 0xed
0x00d3, // 0xee
0x00d4, // 0xef
0xfffd, // 0xf0
0x00d2, // 0xf1
0x00da, // 0xf2
0x00db, // 0xf3
0x00d9, // 0xf4
0x0131, // 0xf5
0x02c6, // 0xf6
0x0303, // 0xf7
0x0304, // 0xf8
0x0306, // 0xf9
0x0307, // 0xfa
0x030a, // 0xfb
0x0327, // 0xfc
0x030b, // 0xfd
0x0328, // 0xfe
0x02c7, // 0xff
};
std::string
QUtil::int_to_string(long long num, int length)
@ -946,23 +1111,17 @@ encode_winansi(unsigned long codepoint)
case 0x20ac:
ch = 0x80;
break;
case 0x152:
ch = 0x8c;
case 0x201a:
ch = 0x82;
break;
case 0x160:
ch = 0x8a;
case 0x192:
ch = 0x83;
break;
case 0x178:
ch = 0x9f;
case 0x201e:
ch = 0x84;
break;
case 0x17d:
ch = 0x8e;
break;
case 0x2022:
ch = 0x95;
break;
case 0x2c6:
ch = 0x88;
case 0x2026:
ch = 0x85;
break;
case 0x2020:
ch = 0x86;
@ -970,38 +1129,23 @@ encode_winansi(unsigned long codepoint)
case 0x2021:
ch = 0x87;
break;
case 0x2026:
ch = 0x85;
break;
case 0x2014:
ch = 0x97;
break;
case 0x2013:
ch = 0x96;
break;
case 0x192:
ch = 0x83;
break;
case 0x2039:
ch = 0x8b;
break;
case 0x203a:
ch = 0x9b;
break;
case 0x153:
ch = 0x9c;
case 0x2c6:
ch = 0x88;
break;
case 0x2030:
ch = 0x89;
break;
case 0x201e:
ch = 0x84;
case 0x160:
ch = 0x8a;
break;
case 0x201c:
ch = 0x93;
case 0x2039:
ch = 0x8b;
break;
case 0x201d:
ch = 0x94;
case 0x152:
ch = 0x8c;
break;
case 0x17d:
ch = 0x8e;
break;
case 0x2018:
ch = 0x91;
@ -1009,11 +1153,20 @@ encode_winansi(unsigned long codepoint)
case 0x2019:
ch = 0x92;
break;
case 0x201a:
ch = 0x82;
case 0x201c:
ch = 0x93;
break;
case 0x161:
ch = 0x9a;
case 0x201d:
ch = 0x94;
break;
case 0x2022:
ch = 0x95;
break;
case 0x2013:
ch = 0x96;
break;
case 0x2014:
ch = 0x97;
break;
case 0x303:
ch = 0x98;
@ -1021,9 +1174,24 @@ encode_winansi(unsigned long codepoint)
case 0x2122:
ch = 0x99;
break;
case 0x161:
ch = 0x9a;
break;
case 0x203a:
ch = 0x9b;
break;
case 0x153:
ch = 0x9c;
break;
case 0x17e:
ch = 0x9e;
break;
case 0x178:
ch = 0x9f;
break;
case 0xa0:
ch = 0xa0;
break;
default:
break;
}
@ -1038,36 +1206,273 @@ encode_macroman(unsigned long codepoint)
unsigned char ch = '\0';
switch (codepoint)
{
case 0xc6:
ch = 0xae;
break;
case 0xc1:
ch = 0xe7;
break;
case 0xc2:
ch = 0xe5;
break;
case 0xc4:
ch = 0x80;
break;
case 0xc0:
ch = 0xcb;
break;
case 0xc5:
ch = 0x81;
break;
case 0xc3:
ch = 0xcc;
break;
case 0xc7:
ch = 0x82;
break;
case 0xc9:
ch = 0x83;
break;
case 0xd1:
ch = 0x84;
break;
case 0xd6:
ch = 0x85;
break;
case 0xdc:
ch = 0x86;
break;
case 0xe1:
ch = 0x87;
break;
case 0xe0:
ch = 0x88;
break;
case 0xe2:
ch = 0x89;
break;
case 0xe4:
ch = 0x8a;
break;
case 0xe3:
ch = 0x8b;
break;
case 0xe5:
ch = 0x8c;
break;
case 0xe7:
ch = 0x8d;
break;
case 0xe9:
ch = 0x8e;
break;
case 0xe8:
ch = 0x8f;
break;
case 0xea:
ch = 0x90;
break;
case 0xeb:
ch = 0x91;
break;
case 0xed:
ch = 0x92;
break;
case 0xec:
ch = 0x93;
break;
case 0xee:
ch = 0x94;
break;
case 0xef:
ch = 0x95;
break;
case 0xf1:
ch = 0x96;
break;
case 0xf3:
ch = 0x97;
break;
case 0xf2:
ch = 0x98;
break;
case 0xf4:
ch = 0x99;
break;
case 0xf6:
ch = 0x9a;
break;
case 0xf5:
ch = 0x9b;
break;
case 0xfa:
ch = 0x9c;
break;
case 0xf9:
ch = 0x9d;
break;
case 0xfb:
ch = 0x9e;
break;
case 0xfc:
ch = 0x9f;
break;
case 0x2020:
ch = 0xa0;
break;
case 0xb0:
ch = 0xa1;
break;
case 0xa2:
ch = 0xa2;
break;
case 0xa3:
ch = 0xa3;
break;
case 0xa7:
ch = 0xa4;
break;
case 0x2022:
ch = 0xa5;
break;
case 0xb6:
ch = 0xa6;
break;
case 0xdf:
ch = 0xa7;
break;
case 0xae:
ch = 0xa8;
break;
case 0xa9:
ch = 0xa9;
break;
case 0x2122:
ch = 0xaa;
break;
case 0x301:
ch = 0xab;
break;
case 0x308:
ch = 0xac;
break;
case 0xc6:
ch = 0xae;
break;
case 0xd8:
ch = 0xaf;
break;
case 0xb1:
ch = 0xb1;
break;
case 0xa5:
ch = 0xb4;
break;
case 0x3bc:
ch = 0xb5;
break;
case 0x1d43:
ch = 0xbb;
break;
case 0x1d52:
ch = 0xbc;
break;
case 0xe6:
ch = 0xbe;
break;
case 0xf8:
ch = 0xbf;
break;
case 0xbf:
ch = 0xc0;
break;
case 0xa1:
ch = 0xc1;
break;
case 0xac:
ch = 0xc2;
break;
case 0x192:
ch = 0xc4;
break;
case 0xab:
ch = 0xc7;
break;
case 0xbb:
ch = 0xc8;
break;
case 0x2026:
ch = 0xc9;
break;
case 0xc0:
ch = 0xcb;
break;
case 0xc3:
ch = 0xcc;
break;
case 0xd5:
ch = 0xcd;
break;
case 0x152:
ch = 0xce;
break;
case 0x153:
ch = 0xcf;
break;
case 0x2013:
ch = 0xd0;
break;
case 0x2014:
ch = 0xd1;
break;
case 0x201c:
ch = 0xd2;
break;
case 0x201d:
ch = 0xd3;
break;
case 0x2018:
ch = 0xd4;
break;
case 0x2019:
ch = 0xd5;
break;
case 0xf7:
ch = 0xd6;
break;
case 0xff:
ch = 0xd8;
break;
case 0x178:
ch = 0xd9;
break;
case 0x2044:
ch = 0xda;
break;
case 0xa4:
ch = 0xdb;
break;
case 0x2039:
ch = 0xdc;
break;
case 0x203a:
ch = 0xdd;
break;
case 0xfb01:
ch = 0xde;
break;
case 0xfb02:
ch = 0xdf;
break;
case 0x2021:
ch = 0xe0;
break;
case 0xb7:
ch = 0xe1;
break;
case 0x201a:
ch = 0xe2;
break;
case 0x201e:
ch = 0xe3;
break;
case 0x2030:
ch = 0xe4;
break;
case 0xc2:
ch = 0xe5;
break;
case 0xca:
ch = 0xe6;
break;
case 0xc1:
ch = 0xe7;
break;
case 0xcb:
ch = 0xe8;
break;
@ -1086,293 +1491,56 @@ encode_macroman(unsigned long codepoint)
case 0xcc:
ch = 0xed;
break;
case 0xd1:
ch = 0x84;
break;
case 0x152:
ch = 0xce;
break;
case 0xd3:
ch = 0xee;
break;
case 0xd4:
ch = 0xef;
break;
case 0xd6:
ch = 0x85;
break;
case 0xd2:
ch = 0xf1;
break;
case 0xd8:
ch = 0xaf;
break;
case 0xd5:
ch = 0xcd;
break;
case 0xda:
ch = 0xf2;
break;
case 0xdb:
ch = 0xf3;
break;
case 0xdc:
ch = 0x86;
break;
case 0xd9:
ch = 0xf4;
break;
case 0x178:
ch = 0xd9;
break;
case 0xe1:
ch = 0x87;
break;
case 0xe2:
ch = 0x89;
break;
case 0x301:
ch = 0xab;
break;
case 0xe4:
ch = 0x8a;
break;
case 0xe6:
ch = 0xbe;
break;
case 0xe0:
ch = 0x88;
break;
case 0xe5:
ch = 0x8c;
break;
case 0xe3:
ch = 0x8b;
break;
case 0x306:
ch = 0xf9;
break;
case 0x2022:
ch = 0xa5;
break;
case 0x2c7:
ch = 0xff;
break;
case 0xe7:
ch = 0x8d;
break;
case 0x327:
ch = 0xfc;
break;
case 0xa2:
ch = 0xa2;
break;
case 0x2c6:
ch = 0xf6;
break;
case 0xa9:
ch = 0xa9;
break;
case 0xa4:
ch = 0xdb;
break;
case 0x2020:
ch = 0xa0;
break;
case 0x2021:
ch = 0xe0;
break;
case 0xb0:
ch = 0xa1;
break;
case 0x308:
ch = 0xac;
break;
case 0xf7:
ch = 0xd6;
break;
case 0x307:
ch = 0xfa;
break;
case 0x131:
ch = 0xf5;
break;
case 0xe9:
ch = 0x8e;
break;
case 0xea:
ch = 0x90;
break;
case 0xeb:
ch = 0x91;
break;
case 0xe8:
ch = 0x8f;
break;
case 0x2026:
ch = 0xc9;
break;
case 0x2014:
ch = 0xd1;
break;
case 0x2013:
ch = 0xd0;
break;
case 0xa1:
ch = 0xc1;
break;
case 0xfb01:
ch = 0xde;
break;
case 0xfb02:
ch = 0xdf;
break;
case 0x192:
ch = 0xc4;
break;
case 0x2044:
ch = 0xda;
break;
case 0xdf:
ch = 0xa7;
break;
case 0xab:
ch = 0xc7;
break;
case 0xbb:
ch = 0xc8;
break;
case 0x2039:
ch = 0xdc;
break;
case 0x203a:
ch = 0xdd;
break;
case 0x30b:
ch = 0xfd;
break;
case 0xed:
ch = 0x92;
break;
case 0xee:
ch = 0x94;
break;
case 0xef:
ch = 0x95;
break;
case 0xec:
ch = 0x93;
break;
case 0xac:
ch = 0xc2;
break;
case 0x304:
ch = 0xf8;
break;
case 0x3bc:
ch = 0xb5;
break;
case 0xf1:
ch = 0x96;
break;
case 0xf3:
ch = 0x97;
break;
case 0xf4:
ch = 0x99;
break;
case 0xf6:
ch = 0x9a;
break;
case 0x153:
ch = 0xcf;
break;
case 0x328:
ch = 0xfe;
break;
case 0xf2:
ch = 0x98;
break;
case 0x1d43:
ch = 0xbb;
break;
case 0x1d52:
ch = 0xbc;
break;
case 0xf8:
ch = 0xbf;
break;
case 0xf5:
ch = 0x9b;
break;
case 0xb6:
ch = 0xa6;
break;
case 0xb7:
ch = 0xe1;
break;
case 0x2030:
ch = 0xe4;
break;
case 0xb1:
ch = 0xb1;
break;
case 0xbf:
ch = 0xc0;
break;
case 0x201e:
ch = 0xe3;
break;
case 0x201c:
ch = 0xd2;
break;
case 0x201d:
ch = 0xd3;
break;
case 0x2018:
ch = 0xd4;
break;
case 0x2019:
ch = 0xd5;
break;
case 0x201a:
ch = 0xe2;
break;
case 0xae:
ch = 0xa8;
break;
case 0x30a:
ch = 0xfb;
break;
case 0xa7:
ch = 0xa4;
break;
case 0xa3:
ch = 0xa3;
case 0x2c6:
ch = 0xf6;
break;
case 0x303:
ch = 0xf7;
break;
case 0x2122:
ch = 0xaa;
case 0x304:
ch = 0xf8;
break;
case 0xfa:
ch = 0x9c;
case 0x306:
ch = 0xf9;
break;
case 0xfb:
ch = 0x9e;
case 0x307:
ch = 0xfa;
break;
case 0xfc:
ch = 0x9f;
case 0x30a:
ch = 0xfb;
break;
case 0xf9:
ch = 0x9d;
case 0x327:
ch = 0xfc;
break;
case 0xff:
ch = 0xd8;
case 0x30b:
ch = 0xfd;
break;
case 0xa5:
ch = 0xb4;
case 0x328:
ch = 0xfe;
break;
case 0x2c7:
ch = 0xff;
break;
default:
break;
@ -1561,7 +1729,7 @@ transcode_utf8(std::string const& utf8_val, encoding_e encoding,
{
result += QUtil::toUTF16(codepoint);
}
else if ((codepoint >= 160) && (codepoint < 256) &&
else if ((codepoint > 160) && (codepoint < 256) &&
((encoding == e_winansi) || (encoding == e_pdfdoc)))
{
ch = static_cast<unsigned char>(codepoint & 0xff);
@ -1686,13 +1854,37 @@ QUtil::utf16_to_utf8(std::string const& val)
std::string
QUtil::win_ansi_to_utf8(std::string const& val)
{
return "QXXXQ";
std::string result;
size_t len = val.length();
for (unsigned int i = 0; i < len; ++i)
{
unsigned char ch = static_cast<unsigned char>(val.at(i));
unsigned short val = ch;
if ((ch >= 128) && (ch <= 160))
{
val = win_ansi_to_unicode[ch - 128];
}
result += QUtil::toUTF8(val);
}
return result;
}
std::string
QUtil::mac_roman_to_utf8(std::string const& val)
{
return "QXXXQ";
std::string result;
size_t len = val.length();
for (unsigned int i = 0; i < len; ++i)
{
unsigned char ch = static_cast<unsigned char>(val.at(i));
unsigned short val = ch;
if (ch >= 128)
{
val = mac_roman_to_unicode[ch - 128];
}
result += QUtil::toUTF8(val);
}
return result;
}
std::string

4
libtests/qtest/qutil/qutil.out
View File

@ -53,6 +53,10 @@ HAGOOGAMAGOOGLE: 0
*Does * have fingers?
<bf>Does * have fingers?
<c0>Does * have fingers?
---- transcoding
bidirectional pdf doc done
bidirectional win ansi done
bidirectional mac roman done
---- whoami
quack1
quack2

37
libtests/qutil.cc
View File

@ -240,6 +240,41 @@ void utf8_to_ascii_test()
<< ">" << b.substr(1) << std::endl;
}
void transcoding_test(std::string (*to_utf8)(std::string const&),
std::string (*from_utf8)(std::string const&, char),
int last, std::string unknown)
{
std::string in(" ");
std::string out;
std::string back;
for (int i = 128; i <= last; ++i)
{
in.at(0) = static_cast<unsigned char>(i);
out = (*to_utf8)(in);
std::string wanted = (out == "\xef\xbf\xbd") ? unknown : in;
back = (*from_utf8)(out, '?');
if (back != wanted)
{
std::cout << i << ": " << in << " -> " << out
<< " -> " << back << " (wanted " << wanted << ")"
<< std::endl;
}
}
}
void transcoding_test()
{
transcoding_test(&QUtil::pdf_doc_to_utf8,
&QUtil::utf8_to_pdf_doc, 160, "\x9f");
std::cout << "bidirectional pdf doc done" << std::endl;
transcoding_test(&QUtil::win_ansi_to_utf8,
&QUtil::utf8_to_win_ansi, 160, "?");
std::cout << "bidirectional win ansi done" << std::endl;
transcoding_test(&QUtil::mac_roman_to_utf8,
&QUtil::utf8_to_mac_roman, 255, "?");
std::cout << "bidirectional mac roman done" << std::endl;
}
void print_whoami(char const* str)
{
PointerHolder<char> dup(true, QUtil::copy_string(str));
@ -350,6 +385,8 @@ int main(int argc, char* argv[])
to_utf16_test();
std::cout << "---- utf8_to_ascii" << std::endl;
utf8_to_ascii_test();
std::cout << "---- transcoding" << std::endl;
transcoding_test();
std::cout << "---- whoami" << std::endl;
get_whoami_test();
std::cout << "---- file" << std::endl;