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encoding.c: Support the ISO 8859-7 encoding.

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This commit is contained in:
Reece H. Dunn
2017-03-28 07:17:26 +01:00
parent da301c6b35
commit 56c0b38785
3 changed files with 69 additions and 0 deletions
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src/include/espeak-ng/espeak_ng.h
+1
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@@ -196,6 +196,7 @@ typedef enum
ESPEAKNG_ENCODING_ISO_8859_4,
ESPEAKNG_ENCODING_ISO_8859_5,
ESPEAKNG_ENCODING_ISO_8859_6,
ESPEAKNG_ENCODING_ISO_8859_7,
} espeak_ng_ENCODING;
ESPEAK_NG_API espeak_ng_ENCODING
src/libespeak-ng/encoding.c
+34
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@@ -31,6 +31,8 @@ MNEM_TAB mnem_encoding[] = {
{ "ANSI_X3.4-1986", ESPEAKNG_ENCODING_US_ASCII },
{ "ASMO-708", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "ECMA-114", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "ECMA-118", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "ELOT_928", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "IBM367", ESPEAKNG_ENCODING_US_ASCII },
{ "IBM819", ESPEAKNG_ENCODING_ISO_8859_1 },
{ "ISO_646.irv:1991", ESPEAKNG_ENCODING_US_ASCII },
@@ -40,6 +42,7 @@ MNEM_TAB mnem_encoding[] = {
{ "ISO_8859-4", ESPEAKNG_ENCODING_ISO_8859_4 },
{ "ISO_8859-5", ESPEAKNG_ENCODING_ISO_8859_5 },
{ "ISO_8859-6", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "ISO_8859-7", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "ISO646-US", ESPEAKNG_ENCODING_US_ASCII },
{ "ISO-8859-1", ESPEAKNG_ENCODING_ISO_8859_1 },
{ "ISO-8859-1:1987", ESPEAKNG_ENCODING_ISO_8859_1 },
@@ -53,6 +56,8 @@ MNEM_TAB mnem_encoding[] = {
{ "ISO-8859-5:1988", ESPEAKNG_ENCODING_ISO_8859_5 },
{ "ISO-8859-6", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "ISO-8859-6:1987", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "ISO-8859-7", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "ISO-8859-7:1987", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "US-ASCII", ESPEAKNG_ENCODING_US_ASCII },
{ "cp367", ESPEAKNG_ENCODING_US_ASCII },
{ "cp819", ESPEAKNG_ENCODING_ISO_8859_1 },
@@ -63,13 +68,17 @@ MNEM_TAB mnem_encoding[] = {
{ "csISOLatin4", ESPEAKNG_ENCODING_ISO_8859_4 },
{ "csISOLatinArabic", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "csISOLatinCyrillic",ESPEAKNG_ENCODING_ISO_8859_5 },
{ "csISOLatinGreek", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "arabic", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "cyrillic", ESPEAKNG_ENCODING_ISO_8859_5 },
{ "greek", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "greek8", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "iso-ir-6", ESPEAKNG_ENCODING_US_ASCII },
{ "iso-ir-100", ESPEAKNG_ENCODING_ISO_8859_1 },
{ "iso-ir-101", ESPEAKNG_ENCODING_ISO_8859_2 },
{ "iso-ir-109", ESPEAKNG_ENCODING_ISO_8859_3 },
{ "iso-ir-110", ESPEAKNG_ENCODING_ISO_8859_4 },
{ "iso-ir-126", ESPEAKNG_ENCODING_ISO_8859_7 },
{ "iso-ir-127", ESPEAKNG_ENCODING_ISO_8859_6 },
{ "iso-ir-144", ESPEAKNG_ENCODING_ISO_8859_5 },
{ "latin1", ESPEAKNG_ENCODING_ISO_8859_1 },
@@ -208,6 +217,27 @@ static const uint32_t ISO_8859_6[0x80] = {
0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, // f8
};
// Reference: http://www.iana.org/go/rfc1345
// Reference: http://www.unicode.org/Public/MAPPINGS/ISO8859/8859-7.TXT
static const uint32_t ISO_8859_7[0x80] = {
0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087, // 80
0x0088, 0x0089, 0x008a, 0x008b, 0x008c, 0x008d, 0x008e, 0x008f, // 88
0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097, // 90
0x0098, 0x0099, 0x009a, 0x009b, 0x009c, 0x009d, 0x009e, 0x009f, // 98
0x00a0, 0x2018, 0x2019, 0x00a3, 0x20ac, 0x20af, 0x00a6, 0x00a7, // a0
0x00a8, 0x00a9, 0x037a, 0x00ab, 0x00ac, 0x00ad, 0xfffd, 0x2015, // a8
0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x0384, 0x0385, 0x0386, 0x00b7, // b0
0x0388, 0x0389, 0x038a, 0x00bb, 0x038c, 0x00bd, 0x038e, 0x038f, // b8
0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397, // c0
0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 0x039e, 0x039f, // c8
0x03a0, 0x03a1, 0xfffd, 0x03a3, 0x03a4, 0x03a5, 0x03a6, 0x03a7, // d0
0x03a8, 0x03a9, 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03ae, 0x03af, // d8
0x03b0, 0x03b1, 0x03b2, 0x03b3, 0x03b4, 0x03b5, 0x03b6, 0x03b7, // e0
0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf, // e8
0x03c0, 0x03c1, 0x03c2, 0x03c3, 0x03c4, 0x03c5, 0x03c6, 0x03c7, // f0
0x03c8, 0x03c9, 0x03ca, 0x03cb, 0x03cc, 0x03cd, 0x03ce, 0xfffd, // f8
};
static uint32_t
text_decoder_getc_us_ascii(espeak_ng_TEXT_DECODER *decoder)
{
@@ -283,6 +313,10 @@ initialize_encoding(espeak_ng_TEXT_DECODER *decoder,
decoder->get = text_decoder_getc_codepage;
decoder->codepage = ISO_8859_6;
break;
case ESPEAKNG_ENCODING_ISO_8859_7:
decoder->get = text_decoder_getc_codepage;
decoder->codepage = ISO_8859_7;
break;
default:
return 0;
}
tests/encoding.c
+34
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@@ -279,6 +279,39 @@ test_iso_8859_6_encoding()
destroy_text_decoder(decoder);
}
void
test_iso_8859_7_encoding()
{
printf("testing ISO-8859-7 encoding\n");
assert(espeak_ng_EncodingFromName("ISO-8859-7:1987") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("ISO-8859-7") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("ISO_8859-7") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("iso-ir-126") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("ECMA-118") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("ELOT_928") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("greek") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("greek8") == ESPEAKNG_ENCODING_ISO_8859_7);
assert(espeak_ng_EncodingFromName("csISOLatinGreek") == ESPEAKNG_ENCODING_ISO_8859_7);
espeak_ng_TEXT_DECODER *decoder = create_text_decoder();
assert(text_decoder_decode_string(decoder, "aG\x92\xA0\xDE", 5, ESPEAKNG_ENCODING_ISO_8859_7) == ENS_OK);
assert(text_decoder_eof(decoder) == 0);
assert(text_decoder_getc(decoder) == 'a');
assert(text_decoder_eof(decoder) == 0);
assert(text_decoder_getc(decoder) == 'G');
assert(text_decoder_eof(decoder) == 0);
assert(text_decoder_getc(decoder) == 0x92);
assert(text_decoder_eof(decoder) == 0);
assert(text_decoder_getc(decoder) == 0xA0);
assert(text_decoder_eof(decoder) == 0);
assert(text_decoder_getc(decoder) == 0x03AE);
assert(text_decoder_eof(decoder) == 1);
destroy_text_decoder(decoder);
}
int
main(int argc, char **argv)
{
@@ -291,6 +324,7 @@ main(int argc, char **argv)
test_iso_8859_4_encoding();
test_iso_8859_5_encoding();
test_iso_8859_6_encoding();
test_iso_8859_7_encoding();
printf("done\n");
return EXIT_SUCCESS;