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1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 #ifndef __UMAP__ |
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6 #define __UMAP__ |
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7 |
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8 #define NOMAPPING 0xfffd |
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9 |
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10 enum { |
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11 uFormat0Tag = 0, |
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12 uFormat1Tag, |
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13 uFormat2Tag, |
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14 uNumFormatTag |
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15 }; |
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16 |
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17 typedef struct { |
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18 uint16_t srcBegin; /* 2 byte */ |
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19 uint16_t srcEnd; /* 2 byte */ |
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20 uint16_t destBegin; /* 2 byte */ |
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21 } uFormat0; |
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22 |
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23 typedef struct { |
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24 uint16_t srcBegin; /* 2 byte */ |
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25 uint16_t srcEnd; /* 2 byte */ |
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26 uint16_t mappingOffset; /* 2 byte */ |
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27 } uFormat1; |
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28 |
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29 typedef struct { |
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30 uint16_t srcBegin; /* 2 byte */ |
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31 uint16_t srcEnd; /* 2 byte -waste */ |
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32 uint16_t destBegin; /* 2 byte */ |
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33 } uFormat2; |
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34 |
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35 typedef struct { |
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36 union { |
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37 uFormat0 format0; |
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38 uFormat1 format1; |
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39 uFormat2 format2; |
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40 } fmt; |
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41 } uMapCell; |
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42 |
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43 #define UMAPCELL_SIZE (3*sizeof(uint16_t)) |
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44 |
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45 typedef struct { |
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46 uint16_t itemOfList; |
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47 uint16_t offsetToFormatArray; |
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48 uint16_t offsetToMapCellArray; |
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49 uint16_t offsetToMappingTable; |
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50 uint16_t data[1]; |
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51 } uTable; |
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52 |
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53 #endif |