diff options
Diffstat (limited to 'iconvdata/tcvn5712-1.c')
| -rw-r--r-- | iconvdata/tcvn5712-1.c | 703 |
1 files changed, 703 insertions, 0 deletions
diff --git a/iconvdata/tcvn5712-1.c b/iconvdata/tcvn5712-1.c new file mode 100644 index 0000000000..d093396c6a --- /dev/null +++ b/iconvdata/tcvn5712-1.c @@ -0,0 +1,703 @@ +/* Conversion to and from TCVN5712-1. + Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <dlfcn.h> +#include <stdint.h> +#include <stdlib.h> + +#define NELEMS(arr) (sizeof (arr) / sizeof (arr[0])) + +/* Definitions used in the body of the `gconv' function. */ +#define CHARSET_NAME "TCVN5712-1//" +#define FROM_LOOP from_tcvn5712_1 +#define TO_LOOP to_tcvn5712_1 +#define DEFINE_INIT 1 +#define DEFINE_FINI 1 +#define MIN_NEEDED_FROM 1 +#define MIN_NEEDED_TO 4 +#define PREPARE_LOOP \ + int saved_state; \ + int *statep = &data->__statep->__count; +#define EXTRA_LOOP_ARGS , statep + + +/* Since we might have to reset input pointer we must be able to save + and restore the state. */ +#define SAVE_RESET_STATE(Save) \ + if (Save) \ + saved_state = *statep; \ + else \ + *statep = saved_state + + +/* During TCVN5712-1 to UCS4 conversion, the COUNT element of the state + contains the last UCS4 character, shifted by 3 bits. */ + + +/* Since this is a stateful encoding we have to provide code which resets + the output state to the initial state. This has to be done during the + flushing. */ +#define EMIT_SHIFT_TO_INIT \ + if (data->__statep->__count != 0) \ + { \ + if (FROM_DIRECTION) \ + { \ + if (__builtin_expect (outbuf + 4 <= outend, 1)) \ + { \ + /* Write out the last character. */ \ + *((uint32_t *) outbuf)++ = data->__statep->__count >> 3; \ + data->__statep->__count = 0; \ + } \ + else \ + /* We don't have enough room in the output buffer. */ \ + status = __GCONV_FULL_OUTPUT; \ + } \ + else \ + /* We don't use shift states in the TO_DIRECTION. */ \ + data->__statep->__count = 0; \ + } + + +static const uint16_t map_from_tcvn_low[0x18] = + { + 0x0000, 0x00da, 0x1ee4, 0x0003, 0x1eea, 0x1eec, 0x1eee, 0x0007, + 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, + 0x0010, 0x1ee8, 0x1ef0, 0x1ef2, 0x1ef6, 0x1ef8, 0x00dd, 0x1ef4 + }; + +static const uint16_t map_from_tcvn_high[0x80] = + { + 0x00c0, 0x1ea2, 0x00c3, 0x00c1, 0x1ea0, 0x1eb6, 0x1eac, 0x00c8, + 0x1eba, 0x1ebc, 0x00c9, 0x1eb8, 0x1ec6, 0x00cc, 0x1ec8, 0x0128, + 0x00cd, 0x1eca, 0x00d2, 0x1ece, 0x00d5, 0x00d3, 0x1ecc, 0x1ed8, + 0x1edc, 0x1ede, 0x1ee0, 0x1eda, 0x1ee2, 0x00d9, 0x1ee6, 0x0168, + 0x00a0, 0x0102, 0x00c2, 0x00ca, 0x00d4, 0x01a0, 0x01af, 0x0110, + 0x0103, 0x00e2, 0x00ea, 0x00f4, 0x01a1, 0x01b0, 0x0111, 0x1eb0, + 0x0300, 0x0309, 0x0303, 0x0301, 0x0323, 0x00e0, 0x1ea3, 0x00e3, + 0x00e1, 0x1ea1, 0x1eb2, 0x1eb1, 0x1eb3, 0x1eb5, 0x1eaf, 0x1eb4, + 0x1eae, 0x1ea6, 0x1ea8, 0x1eaa, 0x1ea4, 0x1ec0, 0x1eb7, 0x1ea7, + 0x1ea9, 0x1eab, 0x1ea5, 0x1ead, 0x00e8, 0x1ec2, 0x1ebb, 0x1ebd, + 0x00e9, 0x1eb9, 0x1ec1, 0x1ec3, 0x1ec5, 0x1ebf, 0x1ec7, 0x00ec, + 0x1ec9, 0x1ec4, 0x1ebe, 0x1ed2, 0x0129, 0x00ed, 0x1ecb, 0x00f2, + 0x1ed4, 0x1ecf, 0x00f5, 0x00f3, 0x1ecd, 0x1ed3, 0x1ed5, 0x1ed7, + 0x1ed1, 0x1ed9, 0x1edd, 0x1edf, 0x1ee1, 0x1edb, 0x1ee3, 0x00f9, + 0x1ed6, 0x1ee7, 0x0169, 0x00fa, 0x1ee5, 0x1eeb, 0x1eed, 0x1eef, + 0x1ee9, 0x1ef1, 0x1ef3, 0x1ef7, 0x1ef9, 0x00fd, 0x1ef5, 0x1ed0 + }; + + +/* TCVN5712-1 contains five combining characters: + 0x0300, 0x0301, 0x0303, 0x0309, 0x0323. */ + +/* Composition tables for each of the relevant combining characters. */ +static const struct +{ + uint16_t base; + uint16_t composed; +} comp_table_data[] = + { +#define COMP_TABLE_IDX_0300 0 +#define COMP_TABLE_LEN_0300 28 + { 0x0041, 0x00C0 }, + { 0x0045, 0x00C8 }, + { 0x0049, 0x00CC }, + { 0x004E, 0x01F8 }, + { 0x004F, 0x00D2 }, + { 0x0055, 0x00D9 }, + { 0x0057, 0x1E80 }, + { 0x0059, 0x1EF2 }, + { 0x0061, 0x00E0 }, + { 0x0065, 0x00E8 }, + { 0x0069, 0x00EC }, + { 0x006E, 0x01F9 }, + { 0x006F, 0x00F2 }, + { 0x0075, 0x00F9 }, + { 0x0077, 0x1E81 }, + { 0x0079, 0x1EF3 }, + /*{ 0x00A8, 0x1FED },*/ + { 0x00C2, 0x1EA6 }, + { 0x00CA, 0x1EC0 }, + { 0x00D4, 0x1ED2 }, + /*{ 0x00DC, 0x01DB },*/ + { 0x00E2, 0x1EA7 }, + { 0x00EA, 0x1EC1 }, + { 0x00F4, 0x1ED3 }, + /*{ 0x00FC, 0x01DC },*/ + { 0x0102, 0x1EB0 }, + { 0x0103, 0x1EB1 }, + /*{ 0x0112, 0x1E14 },*/ + /*{ 0x0113, 0x1E15 },*/ + /*{ 0x014C, 0x1E50 },*/ + /*{ 0x014D, 0x1E51 },*/ + { 0x01A0, 0x1EDC }, + { 0x01A1, 0x1EDD }, + { 0x01AF, 0x1EEA }, + { 0x01B0, 0x1EEB }, +#define COMP_TABLE_IDX_0301 (COMP_TABLE_IDX_0300 + COMP_TABLE_LEN_0300) +#define COMP_TABLE_LEN_0301 51 + { 0x0041, 0x00C1 }, + { 0x0043, 0x0106 }, + { 0x0045, 0x00C9 }, + { 0x0047, 0x01F4 }, + { 0x0049, 0x00CD }, + { 0x004B, 0x1E30 }, + { 0x004C, 0x0139 }, + { 0x004D, 0x1E3E }, + { 0x004E, 0x0143 }, + { 0x004F, 0x00D3 }, + { 0x0050, 0x1E54 }, + { 0x0052, 0x0154 }, + { 0x0053, 0x015A }, + { 0x0055, 0x00DA }, + { 0x0057, 0x1E82 }, + { 0x0059, 0x00DD }, + { 0x005A, 0x0179 }, + { 0x0061, 0x00E1 }, + { 0x0063, 0x0107 }, + { 0x0065, 0x00E9 }, + { 0x0067, 0x01F5 }, + { 0x0069, 0x00ED }, + { 0x006B, 0x1E31 }, + { 0x006C, 0x013A }, + { 0x006D, 0x1E3F }, + { 0x006E, 0x0144 }, + { 0x006F, 0x00F3 }, + { 0x0070, 0x1E55 }, + { 0x0072, 0x0155 }, + { 0x0073, 0x015B }, + { 0x0075, 0x00FA }, + { 0x0077, 0x1E83 }, + { 0x0079, 0x00FD }, + { 0x007A, 0x017A }, + { 0x00A5, 0x0385 }, + /*{ 0x00A8, 0x1FEE },*/ + { 0x00C2, 0x1EA4 }, + /*{ 0x00C5, 0x01FA },*/ + /*{ 0x00C6, 0x01FC },*/ + /*{ 0x00C7, 0x1E08 },*/ + { 0x00CA, 0x1EBE }, + /*{ 0x00CF, 0x1E2E },*/ + { 0x00D4, 0x1ED0 }, + { 0x00D5, 0x1E4C }, + /*{ 0x00D8, 0x01FE },*/ + /*{ 0x00DC, 0x01D7 },*/ + { 0x00E2, 0x1EA5 }, + /*{ 0x00E5, 0x01FB },*/ + /*{ 0x00E6, 0x01FD },*/ + /*{ 0x00E7, 0x1E09 },*/ + { 0x00EA, 0x1EBF }, + /*{ 0x00EF, 0x1E2F },*/ + { 0x00F4, 0x1ED1 }, + { 0x00F5, 0x1E4D }, + /*{ 0x00F8, 0x01FF },*/ + /*{ 0x00FC, 0x01D8 },*/ + { 0x0102, 0x1EAE }, + { 0x0103, 0x1EAF }, + /*{ 0x0112, 0x1E16 },*/ + /*{ 0x0113, 0x1E17 },*/ + /*{ 0x014C, 0x1E52 },*/ + /*{ 0x014D, 0x1E53 },*/ + { 0x0168, 0x1E78 }, + { 0x0169, 0x1E79 }, + { 0x01A0, 0x1EDA }, + { 0x01A1, 0x1EDB }, + { 0x01AF, 0x1EE8 }, + { 0x01B0, 0x1EE9 }, +#define COMP_TABLE_IDX_0303 (COMP_TABLE_IDX_0301 + COMP_TABLE_LEN_0301) +#define COMP_TABLE_LEN_0303 34 + { 0x0041, 0x00C3 }, + { 0x0045, 0x1EBC }, + { 0x0049, 0x0128 }, + { 0x004E, 0x00D1 }, + { 0x004F, 0x00D5 }, + { 0x0055, 0x0168 }, + { 0x0056, 0x1E7C }, + { 0x0059, 0x1EF8 }, + { 0x0061, 0x00E3 }, + { 0x0065, 0x1EBD }, + { 0x0069, 0x0129 }, + { 0x006E, 0x00F1 }, + { 0x006F, 0x00F5 }, + { 0x0075, 0x0169 }, + { 0x0076, 0x1E7D }, + { 0x0079, 0x1EF9 }, + { 0x00C2, 0x1EAA }, + { 0x00CA, 0x1EC4 }, + { 0x00D3, 0x1E4C }, + { 0x00D4, 0x1ED6 }, + { 0x00D6, 0x1E4E }, + { 0x00DA, 0x1E78 }, + { 0x00E2, 0x1EAB }, + { 0x00EA, 0x1EC5 }, + { 0x00F3, 0x1E4D }, + { 0x00F4, 0x1ED7 }, + { 0x00F6, 0x1E4F }, + { 0x00FA, 0x1E79 }, + { 0x0102, 0x1EB4 }, + { 0x0103, 0x1EB5 }, + { 0x01A0, 0x1EE0 }, + { 0x01A1, 0x1EE1 }, + { 0x01AF, 0x1EEE }, + { 0x01B0, 0x1EEF }, +#define COMP_TABLE_IDX_0309 (COMP_TABLE_IDX_0303 + COMP_TABLE_LEN_0303) +#define COMP_TABLE_LEN_0309 24 + { 0x0041, 0x1EA2 }, + { 0x0045, 0x1EBA }, + { 0x0049, 0x1EC8 }, + { 0x004F, 0x1ECE }, + { 0x0055, 0x1EE6 }, + { 0x0059, 0x1EF6 }, + { 0x0061, 0x1EA3 }, + { 0x0065, 0x1EBB }, + { 0x0069, 0x1EC9 }, + { 0x006F, 0x1ECF }, + { 0x0075, 0x1EE7 }, + { 0x0079, 0x1EF7 }, + { 0x00C2, 0x1EA8 }, + { 0x00CA, 0x1EC2 }, + { 0x00D4, 0x1ED4 }, + { 0x00E2, 0x1EA9 }, + { 0x00EA, 0x1EC3 }, + { 0x00F4, 0x1ED5 }, + { 0x0102, 0x1EB2 }, + { 0x0103, 0x1EB3 }, + { 0x01A0, 0x1EDE }, + { 0x01A1, 0x1EDF }, + { 0x01AF, 0x1EEC }, + { 0x01B0, 0x1EED }, +#define COMP_TABLE_IDX_0323 (COMP_TABLE_IDX_0309 + COMP_TABLE_LEN_0309) +#define COMP_TABLE_LEN_0323 50 + { 0x0041, 0x1EA0 }, + { 0x0042, 0x1E04 }, + { 0x0044, 0x1E0C }, + { 0x0045, 0x1EB8 }, + { 0x0048, 0x1E24 }, + { 0x0049, 0x1ECA }, + { 0x004B, 0x1E32 }, + { 0x004C, 0x1E36 }, + { 0x004D, 0x1E42 }, + { 0x004E, 0x1E46 }, + { 0x004F, 0x1ECC }, + { 0x0052, 0x1E5A }, + { 0x0053, 0x1E62 }, + { 0x0054, 0x1E6C }, + { 0x0055, 0x1EE4 }, + { 0x0056, 0x1E7E }, + { 0x0057, 0x1E88 }, + { 0x0059, 0x1EF4 }, + { 0x005A, 0x1E92 }, + { 0x0061, 0x1EA1 }, + { 0x0062, 0x1E05 }, + { 0x0064, 0x1E0D }, + { 0x0065, 0x1EB9 }, + { 0x0068, 0x1E25 }, + { 0x0069, 0x1ECB }, + { 0x006B, 0x1E33 }, + { 0x006C, 0x1E37 }, + { 0x006D, 0x1E43 }, + { 0x006E, 0x1E47 }, + { 0x006F, 0x1ECD }, + { 0x0072, 0x1E5B }, + { 0x0073, 0x1E63 }, + { 0x0074, 0x1E6D }, + { 0x0075, 0x1EE5 }, + { 0x0076, 0x1E7F }, + { 0x0077, 0x1E89 }, + { 0x0079, 0x1EF5 }, + { 0x007A, 0x1E93 }, + { 0x00C2, 0x1EAC }, + { 0x00CA, 0x1EC6 }, + { 0x00D4, 0x1ED8 }, + { 0x00E2, 0x1EAD }, + { 0x00EA, 0x1EC7 }, + { 0x00F4, 0x1ED9 }, + { 0x0102, 0x1EB6 }, + { 0x0103, 0x1EB7 }, + { 0x01A0, 0x1EE2 }, + { 0x01A1, 0x1EE3 }, + { 0x01AF, 0x1EF0 }, + { 0x01B0, 0x1EF1 }, +#define COMP_TABLE_IDX_END (COMP_TABLE_IDX_0323 + COMP_TABLE_LEN_0323) + }; +/* Compile-time verification of table size. */ +typedef int verify1[(NELEMS (comp_table_data) == COMP_TABLE_IDX_END) - 1]; + +static const struct +{ + unsigned int idx; + unsigned int len; +} comp_table[5] = + { + { COMP_TABLE_IDX_0300, COMP_TABLE_LEN_0300 }, + { COMP_TABLE_IDX_0301, COMP_TABLE_LEN_0301 }, + { COMP_TABLE_IDX_0303, COMP_TABLE_LEN_0303 }, + { COMP_TABLE_IDX_0309, COMP_TABLE_LEN_0309 }, + { COMP_TABLE_IDX_0323, COMP_TABLE_LEN_0323 }, + }; + + +/* First define the conversion function from TCVN5712-1 to UCS4. */ +#define MIN_NEEDED_INPUT MIN_NEEDED_FROM +#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO +#define MAX_NEEDED_OUTPUT 8 +#define LOOPFCT FROM_LOOP +#define BODY \ + { \ + uint32_t ch = *inptr; \ + uint32_t last_ch; \ + int must_buffer_ch; \ + \ + if (ch < 0x18) \ + ch = map_from_tcvn_low[ch]; \ + else if (ch >= 0x80) \ + ch = map_from_tcvn_high[ch - 0x80]; \ + \ + /* Determine whether there is a buffered character pending. */ \ + last_ch = *statep >> 3; \ + \ + /* We have to buffer ch if it is a possible match in comp_table_data. */ \ + must_buffer_ch = (ch >= 0x0041 && ch <= 0x01b0); \ + \ + if (last_ch) \ + { \ + if (ch >= 0x0300 && ch < 0x0340) \ + { \ + /* See whether last_ch and ch can be combined. */ \ + unsigned int i; \ + unsigned int i1; \ + unsigned int i2; \ + \ + switch (ch) \ + { \ + case 0x0300: \ + i = 0; \ + break; \ + case 0x0301: \ + i = 1; \ + break; \ + case 0x0303: \ + i = 2; \ + break; \ + case 0x0309: \ + i = 3; \ + break; \ + case 0x0323: \ + i = 4; \ + break; \ + default: \ + abort (); \ + } \ + \ + i1 = comp_table[i].idx; \ + i2 = i1 + comp_table[i].len - 1; \ + \ + if (last_ch >= comp_table_data[i1].base \ + && last_ch <= comp_table_data[i2].base) \ + { \ + for (;;) \ + { \ + i = (i1 + i2) >> 1; \ + if (last_ch == comp_table_data[i].base) \ + break; \ + if (last_ch < comp_table_data[i].base) \ + { \ + if (i1 == i) \ + goto not_combining; \ + i2 = i; \ + } \ + else \ + { \ + if (i1 != i) \ + i1 = i; \ + else \ + { \ + i = i2; \ + if (last_ch == comp_table_data[i].base) \ + break; \ + goto not_combining; \ + } \ + } \ + } \ + last_ch = comp_table_data[i].composed; \ + /* Output the combined character. */ \ + put32 (outptr, last_ch); \ + outptr += 4; \ + *statep = 0; \ + ++inptr; \ + continue; \ + } \ + } \ + \ + not_combining: \ + /* Output the buffered character. */ \ + put32 (outptr, last_ch); \ + outptr += 4; \ + *statep = 0; \ + \ + /* If we don't have enough room to output ch as well, then deal \ + with it in another round. */ \ + if (!must_buffer_ch && __builtin_expect (outptr + 4 > outend, 0)) \ + continue; \ + } \ + \ + if (must_buffer_ch) \ + *statep = ch << 3; \ + else \ + { \ + put32 (outptr, ch); \ + outptr += 4; \ + } \ + ++inptr; \ + } +#define EXTRA_LOOP_DECLS , int *statep +#include <iconv/loop.c> + + +/* Next, define the conversion function from UCS4 to CP1258. */ + +static const unsigned char from_ucs4[] = + { +#define FROM_IDX_00 0 + 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x07, /* 0x0001-0x0007 */ + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x0008-0x000f */ + 0x10, /* 0x0010-0x0010 */ + +#define FROM_IDX_01 (FROM_IDX_00 + 16) + 0x80, 0x83, 0xa2, 0x82, 0x00, 0x00, 0x00, 0x00, /* 0x00c0-0x00c7 */ + 0x87, 0x8a, 0xa3, 0x00, 0x8d, 0x90, 0x00, 0x00, /* 0x00c8-0x00cf */ + 0x00, 0x00, 0x92, 0x95, 0xa4, 0x94, 0x00, 0x00, /* 0x00d0-0x00d7 */ + 0x00, 0x9d, 0x01, 0x00, 0x00, 0x16, 0x00, 0x00, /* 0x00d8-0x00df */ + 0xb5, 0xb8, 0xa9, 0xb7, 0x00, 0x00, 0x00, 0x00, /* 0x00e0-0x00e7 */ + 0xcc, 0xd0, 0xaa, 0x00, 0xd7, 0xdd, 0x00, 0x00, /* 0x00e8-0x00ef */ + 0x00, 0x00, 0xdf, 0xe3, 0xab, 0xe2, 0x00, 0x00, /* 0x00f0-0x00f7 */ + 0x00, 0xef, 0xf3, 0x00, 0x00, 0xfd, 0x00, 0x00, /* 0x00f8-0x00ff */ + 0x00, 0x00, 0xa1, 0xa8, 0x00, 0x00, 0x00, 0x00, /* 0x0100-0x0107 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0108-0x010f */ + 0xa7, 0xae, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0110-0x0117 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0118-0x011f */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0120-0x0127 */ + 0x8f, 0xdc, /* 0x0128-0x0129 */ + +#define FROM_IDX_02 (FROM_IDX_01 + 106) + 0x9f, 0xf2, /* 0x0168-0x0169 */ + +#define FROM_IDX_03 (FROM_IDX_02 + 2) + 0xa5, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x01a0-0x01a7 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa6, /* 0x01a8-0x01af */ + 0xad, /* 0x01b0-0x01b0 */ + +#define FROM_IDX_04 (FROM_IDX_03 + 17) + 0xb0, 0xb3, 0x00, 0xb2, 0x00, 0x00, 0x00, 0x00, /* 0x0300-0x0307 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0308-0x030f */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0310-0x0317 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x0318-0x031f */ + 0x00, 0x00, 0x00, 0xb4, /* 0x0320-0x0323 */ + +#define FROM_IDX_05 (FROM_IDX_04 + 36) + 0x84, 0xb9, 0x81, 0xb6, 0xc4, 0xca, 0xc1, 0xc7, /* 0x1ea0-0x1ea7 */ + 0xc2, 0xc8, 0xc3, 0xc9, 0x86, 0xcb, 0xc0, 0xbe, /* 0x1ea8-0x1eaf */ + 0xaf, 0xbb, 0xba, 0xbc, 0xbf, 0xbd, 0x85, 0xc6, /* 0x1eb0-0x1eb7 */ + 0x8b, 0xd1, 0x88, 0xce, 0x89, 0xcf, 0xda, 0xd5, /* 0x1eb8-0x1ebf */ + 0xc5, 0xd2, 0xcd, 0xd3, 0xd9, 0xd4, 0x8c, 0xd6, /* 0x1ec0-0x1ec7 */ + 0x8e, 0xd8, 0x91, 0xde, 0x96, 0xe4, 0x93, 0xe1, /* 0x1ec8-0x1ecf */ + 0xff, 0xe8, 0xdb, 0xe5, 0xe0, 0xe6, 0xf0, 0xe7, /* 0x1ed0-0x1ed7 */ + 0x97, 0xe9, 0x9b, 0xed, 0x98, 0xea, 0x99, 0xeb, /* 0x1ed8-0x1edf */ + 0x9a, 0xec, 0x9c, 0xee, 0x02, 0xf4, 0x9e, 0xf1, /* 0x1ee0-0x1ee7 */ + 0x11, 0xf8, 0x04, 0xf5, 0x05, 0xf6, 0x06, 0xf7, /* 0x1ee8-0x1eef */ + 0x12, 0xf9, 0x13, 0xfa, 0x17, 0xfe, 0x14, 0xfb, /* 0x1ef0-0x1ef7 */ + 0x15, 0xfc /* 0x1ef8-0x1ef9 */ +#define FROM_IDX_END (FROM_IDX_05 + 90) + }; +/* Compile-time verification of table size. */ +typedef int verify2[(NELEMS (from_ucs4) == FROM_IDX_END) - 1]; + +/* Decomposition table for the relevant Unicode characters. */ +static const struct +{ + uint16_t composed; + uint32_t base:8; + uint32_t comb1:8; +} decomp_table[] = + { + { 0x00d1, 0x4e, 0xb2 }, + { 0x00f1, 0x6e, 0xb2 }, + { 0x0106, 0x43, 0xb3 }, + { 0x0107, 0x63, 0xb3 }, + { 0x0139, 0x4c, 0xb3 }, + { 0x013a, 0x6c, 0xb3 }, + { 0x0143, 0x4e, 0xb3 }, + { 0x0144, 0x6e, 0xb3 }, + { 0x0154, 0x52, 0xb3 }, + { 0x0155, 0x72, 0xb3 }, + { 0x015a, 0x53, 0xb3 }, + { 0x015b, 0x73, 0xb3 }, + { 0x0179, 0x5a, 0xb3 }, + { 0x017a, 0x7a, 0xb3 }, + { 0x01f4, 0x47, 0xb3 }, + { 0x01f5, 0x67, 0xb3 }, + { 0x01f8, 0x4e, 0xb0 }, + { 0x01f9, 0x6e, 0xb0 }, + { 0x1e04, 0x42, 0xb4 }, + { 0x1e05, 0x62, 0xb4 }, + { 0x1e0c, 0x44, 0xb4 }, + { 0x1e0d, 0x64, 0xb4 }, + { 0x1e24, 0x48, 0xb4 }, + { 0x1e25, 0x68, 0xb4 }, + { 0x1e30, 0x4b, 0xb3 }, + { 0x1e31, 0x6b, 0xb3 }, + { 0x1e32, 0x4b, 0xb4 }, + { 0x1e33, 0x6b, 0xb4 }, + { 0x1e36, 0x4c, 0xb4 }, + { 0x1e37, 0x6c, 0xb4 }, + { 0x1e3e, 0x4d, 0xb3 }, + { 0x1e3f, 0x6d, 0xb3 }, + { 0x1e42, 0x4d, 0xb4 }, + { 0x1e43, 0x6d, 0xb4 }, + { 0x1e46, 0x4e, 0xb4 }, + { 0x1e47, 0x6e, 0xb4 }, + { 0x1e54, 0x50, 0xb3 }, + { 0x1e55, 0x70, 0xb3 }, + { 0x1e5a, 0x52, 0xb4 }, + { 0x1e5b, 0x72, 0xb4 }, + { 0x1e62, 0x53, 0xb4 }, + { 0x1e63, 0x73, 0xb4 }, + { 0x1e6c, 0x54, 0xb4 }, + { 0x1e6d, 0x74, 0xb4 }, + { 0x1e7c, 0x56, 0xb2 }, + { 0x1e7d, 0x76, 0xb2 }, + { 0x1e7e, 0x56, 0xb4 }, + { 0x1e7f, 0x76, 0xb4 }, + { 0x1e80, 0x57, 0xb0 }, + { 0x1e81, 0x77, 0xb0 }, + { 0x1e82, 0x57, 0xb3 }, + { 0x1e83, 0x77, 0xb3 }, + { 0x1e88, 0x57, 0xb4 }, + { 0x1e89, 0x77, 0xb4 }, + { 0x1e92, 0x5a, 0xb4 }, + { 0x1e93, 0x7a, 0xb4 }, + }; + + +/* Next, define the other direction. */ +#define MIN_NEEDED_INPUT MIN_NEEDED_TO +#define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM +#define MAX_NEEDED_OUTPUT 2 +#define LOOPFCT TO_LOOP +#define BODY \ + { \ + uint32_t ch = get32 (inptr); \ + \ + if (ch == 0x00 || (ch >= 0x18 && ch < 0x80) || ch == 0xa0) \ + { \ + *outptr++ = ch; \ + inptr += 4; \ + } \ + else \ + { \ + unsigned char res; \ + \ + if (ch <= 0x0010) \ + res = from_ucs4[ch - 0x0001 + FROM_IDX_00]; \ + else if (ch >= 0x00c0 && ch <= 0x0129) \ + res = from_ucs4[ch - 0x00c0 + FROM_IDX_01]; \ + else if (ch >= 0x0168 && ch <= 0x0169) \ + res = from_ucs4[ch - 0x0168 + FROM_IDX_02]; \ + else if (ch >= 0x01a0 && ch <= 0x01b0) \ + res = from_ucs4[ch - 0x01a0 + FROM_IDX_03]; \ + else if (ch >= 0x0300 && ch <= 0x0323) \ + res = from_ucs4[ch - 0x0300 + FROM_IDX_04]; \ + else if (ch >= 0x1ea0 && ch <= 0x1ef9) \ + res = from_ucs4[ch - 0x1ea0 + FROM_IDX_05]; \ + else \ + { \ + UNICODE_TAG_HANDLER (ch, 4); \ + res = 0; \ + } \ + \ + if (__builtin_expect (res != 0, 1)) \ + { \ + *outptr++ = res; \ + inptr += 4; \ + } \ + else \ + { \ + /* Try canonical decomposition. */ \ + unsigned int i1; \ + unsigned int i2; \ + \ + i1 = 0; \ + i2 = sizeof (decomp_table) / sizeof (decomp_table[0]) - 1; \ + if (ch >= decomp_table[i1].composed \ + && ch <= decomp_table[i2].composed) \ + { \ + unsigned int i; \ + \ + for (;;) \ + { \ + i = (i1 + i2) >> 1; \ + if (ch == decomp_table[i].composed) \ + break; \ + if (ch < decomp_table[i].composed) \ + { \ + if (i1 == i) \ + goto failed; \ + i2 = i; \ + } \ + else \ + { \ + if (i1 != i) \ + i1 = i; \ + else \ + { \ + i = i2; \ + if (ch == decomp_table[i].composed) \ + break; \ + goto failed; \ + } \ + } \ + } \ + \ + /* See whether we have room for two bytes. */ \ + if (__builtin_expect (outptr + 1 >= outend, 0)) \ + { \ + result = __GCONV_FULL_OUTPUT; \ + break; \ + } \ + \ + /* Found a canonical decomposition. */ \ + *outptr++ = decomp_table[i].base; \ + *outptr++ = decomp_table[i].comb1; \ + inptr += 4; \ + continue; \ + } \ + \ + failed: \ + /* This is an illegal character. */ \ + STANDARD_ERR_HANDLER (4); \ + } \ + } \ + } +#define LOOP_NEED_FLAGS +#define EXTRA_LOOP_DECLS , int *statep +#include <iconv/loop.c> + + +/* Now define the toplevel functions. */ +#include <iconv/skeleton.c> |