Mercurial > otakunoraifu
annotate system/file.h @ 56:c7bcc0ec2267
* replaced Grp and Text classes by the TextImpl and GrpImpl ones
* splitted scn2k.h into smaller header files
* moved some definitions from scn2k_*.cc to the header files
* moved opcode implementation to scn2k_*impl.cc
| author | thib |
|---|---|
| date | Thu, 30 Apr 2009 19:05:09 +0000 |
| parents | ddbcbd000206 |
| children | 4416cfac86ae |
| rev | line source |
|---|---|
| 0 | 1 /* file.h : KANON の圧縮ファイル・PDT ファイル（画像ファイル）の展開の |
| 2 * ためのクラス | |
|
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* MuSys, AyuSysConfig, FileSearcher (former FILESEARCHER) and KeyHolder (former KEYHOLDER) are now singletons
thib
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3 * class FileSearcher : ファイルの管理を行う |
| 0 | 4 * class ARCINFO : 書庫ファイルの中の１つのファイルを扱うクラス |
| 5 * class PDTCONV : PDT ファイルの展開を行う。 | |
| 6 */ | |
| 7 | |
| 8 /* | |
| 9 * | |
| 10 * Copyright (C) 2000- Kazunori Ueno(JAGARL) <jagarl@creator.club.ne.jp> | |
| 11 * | |
| 12 * This program is free software; you can redistribute it and/or modify | |
| 13 * it under the terms of the GNU General Public License as published by | |
| 14 * the Free Software Foundation; either version 2 of the License, or | |
| 15 * (at your option) any later version. | |
| 16 * | |
| 17 * This program is distributed in the hope that it will be useful, | |
| 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 * GNU General Public License for more details. | |
| 21 * | |
| 27 | 22 * You should have received a copy of the GNU General Public License along |
| 23 * with this program; if not, write to the Free Software Foundation, Inc., | |
| 24 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 0 | 25 * |
| 26 */ | |
| 27 | |
| 28 #ifndef __KANON_FILE_H__ | |
| 29 #define __KANON_FILE_H__ | |
| 30 | |
| 31 #ifndef DIR_SPLIT | |
| 32 #define DIR_SPLIT '/' /* UNIX */ | |
| 33 #endif | |
| 34 | |
| 35 // read 'KANON' compressed file | |
| 36 | |
| 52 | 37 #include <stdio.h> |
| 38 #include <stdlib.h> | |
| 39 #include <string.h> | |
| 40 #include <sys/types.h> | |
| 0 | 41 |
| 42 #ifdef HAVE_CONFIG_H | |
| 43 # include "config.h" | |
| 44 #endif | |
| 45 | |
| 46 #if defined(__sparc) || defined(sparc) | |
| 47 # if !defined(WORDS_BIGENDIAN) | |
| 48 # define WORDS_BIGENDIAN 1 | |
| 49 # endif | |
| 50 #endif | |
| 51 | |
| 52 #define INT_SIZE 4 | |
| 53 | |
| 54 static int read_little_endian_int(const char* buf) { | |
| 55 const unsigned char *p = (const unsigned char *) buf; | |
| 56 return (p[3] << 24) | (p[2] << 16) | (p[1] << 8) | p[0]; | |
| 57 } | |
| 58 | |
| 59 static int read_little_endian_short(const char* buf) { | |
| 60 const unsigned char *p = (const unsigned char *) buf; | |
| 61 return (p[1] << 8) | p[0]; | |
| 62 } | |
| 63 | |
| 64 static int write_little_endian_int(char* buf, int number) { | |
| 65 int c = read_little_endian_int(buf); | |
| 66 unsigned char *p = (unsigned char *) buf; | |
| 67 unsigned int unum = (unsigned int) number; | |
| 68 p[0] = unum & 255; | |
| 69 unum >>= 8; | |
| 70 p[1] = unum & 255; | |
| 71 unum >>= 8; | |
| 72 p[2] = unum & 255; | |
| 73 unum >>= 8; | |
| 74 p[3] = unum & 255; | |
| 75 return c; | |
| 76 } | |
| 77 | |
| 78 static int write_little_endian_short(char* buf, int number) { | |
| 79 int c = read_little_endian_short(buf); | |
| 80 unsigned char *p = (unsigned char *) buf; | |
| 81 unsigned int unum = (unsigned int) number; | |
| 82 p[0] = unum & 255; | |
| 83 unum >>= 8; | |
| 84 p[1] = unum & 255; | |
| 85 return c; | |
| 86 } | |
| 87 | |
| 88 | |
| 89 /********************************************* | |
|
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90 ** FileSearcher: |
| 0 | 91 ** 書庫ファイル／ディレクトリを含め、 |
| 92 ** 全ファイルの管理を行う。 | |
| 93 ** | |
| 94 ** 最初に、設定ファイルからファイルの種類ごとに | |
| 95 ** 実際に入っているディレクトリ、書庫を設定する | |
| 96 ** | |
| 97 ** 以降はFind() メソッドで実際のファイルの内容を得る | |
| 98 ** | |
| 99 */ | |
| 100 | |
| 101 /* ARCFILE と DIRFILE はファイル種類ごとの情報 */ | |
| 102 class ARCFILE; | |
| 103 class DIRFILE; | |
| 104 class SCN2kFILE; | |
| 105 /* ARCINFO はファイルを読み込むために必要 */ | |
| 106 class ARCINFO; | |
| 107 class ARCFILE_ATOM; | |
| 35 | 108 |
|
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109 class KeyHolder { |
| 52 | 110 public: |
|
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111 static KeyHolder* GetInstance(void); |
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112 static void Quit(void); |
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113 |
| 52 | 114 void SetKey(char[16]); |
| 115 void SetKey2(char[33]); | |
| 116 void GuessKey(char*); | |
|
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117 |
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118 private: |
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119 KeyHolder(){} |
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120 ~KeyHolder(){} |
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121 |
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122 public: |
| 52 | 123 const char* GetKey(void); |
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124 |
| 52 | 125 private: |
| 126 char key[16]; | |
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127 static KeyHolder* _singleton; |
| 35 | 128 }; |
| 129 | |
|
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130 class FileSearcher { |
| 52 | 131 public: |
| 0 | 132 #define TYPEMAX 14 |
| 52 | 133 enum FILETYPE { |
| 134 /* 一応、0 - 15 まで reserved */ | |
| 135 ALL = 1, /* dat/ 以下のファイル(デフォルトの検索先) */ | |
| 136 ROOT= 2, /* ゲームのインストールディレクトリ */ | |
| 137 PDT = 3, /* default: PDT/ */ | |
| 138 SCN = 4, /* default: DAT/SEEN.TXT */ | |
| 139 ANM = 5, /* default: DAT/ALLANM.ANL */ | |
| 140 ARD = 6, /* default: DAT/ALLARD.ARD */ | |
| 141 CUR = 7, /* default: DAT/ALLCUR.CUR */ | |
| 142 MID = 8, /* default: ALL */ | |
| 143 WAV = 9, /* default: ALL */ | |
| 144 KOE = 10, /* default: KOE/ */ | |
| 145 BGM = 11, /* default: BGM */ | |
| 146 MOV = 12, /* default : MOV */ | |
| 147 GAN = 13 /* default : MOV */ | |
| 148 }; | |
| 149 enum ARCTYPE {ATYPE_DIR, ATYPE_ARC, ATYPE_SCN2k}; | |
|
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150 |
| 52 | 151 public: |
|
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152 static FileSearcher* GetInstance(void); |
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153 static void Quit(void); |
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154 |
| 52 | 155 /* 初めにゲームのデータがあるディレクトリを設定する必要がある */ |
| 156 int InitRoot(char* root); | |
| 157 /* ファイルの型ごとの情報をセットする */ | |
| 158 void SetFileInformation(FILETYPE type, ARCTYPE is_arc, | |
| 159 char* filename); | |
| 160 /* 複数のファイルを一つの型に関連づける */ | |
| 161 void AppendFileInformation(FILETYPE type, ARCTYPE is_arc, | |
| 162 char* filename); | |
| 163 ARCFILE* MakeARCFILE(ARCTYPE tp, const char* filename); | |
| 164 /* fname で指定された名前のファイルを検索 */ | |
| 165 class ARCINFO* Find(FILETYPE type, const char* fname, const char* ext=0); | |
| 166 /* ある種類のファイルをすべてリストアップ | |
| 167 ** 末尾は NULL pointer | |
| 168 */ | |
| 169 char** ListAll(FILETYPE type); | |
|
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170 |
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171 private: |
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172 FileSearcher(void); |
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173 ~FileSearcher(); |
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174 |
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175 private: |
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176 /* InitRoot() の時点で初期化される変数 */ |
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177 DIRFILE* root_dir; |
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178 DIRFILE* dat_dir; |
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179 ARCFILE* searcher[TYPEMAX]; |
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180 /* ファイルの存在位置の information */ |
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181 ARCTYPE is_archived[TYPEMAX]; |
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182 const char* filenames[TYPEMAX]; |
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183 /* デフォルトの information */ |
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184 static ARCTYPE default_is_archived[TYPEMAX]; |
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185 static const char* default_dirnames[TYPEMAX]; |
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186 static FileSearcher *_singleton; |
| 0 | 187 }; |
| 188 | |
| 189 class ARCINFO { | |
| 52 | 190 protected: |
| 191 /* ファイルそのものの情報 */ | |
| 192 ARCFILE_ATOM& info; | |
| 193 char* arcfile; | |
| 194 /* mmap している場合、その情報 */ | |
| 195 bool use_mmap; | |
| 196 char* mmapped_memory; | |
| 197 int fd; | |
| 198 /* ファイル内容の入っているバッファ */ | |
| 199 const char* data; | |
| 0 | 200 |
| 52 | 201 protected: |
| 202 ARCINFO(const char* arcfile, ARCFILE_ATOM& from); // only from ARCFILE | |
| 203 friend class ARCFILE; | |
| 204 friend class DIRFILE; | |
| 0 | 205 |
| 52 | 206 virtual bool ExecExtract(void); |
| 207 public: | |
| 208 /* dest は256byte 程度の余裕があること */ | |
| 209 static void Extract(char*& dest, char*& src, char* destend, char* srcend); | |
| 210 static void Extract2k(char*& dest, char*& src, char* destend, char* srcend); | |
| 211 virtual ~ARCINFO(); | |
| 212 /* 必要なら Read 前に呼ぶことで処理を分割できる */ | |
| 213 int Size(void) const; | |
| 214 char* CopyRead(void); /* Read() して内容のコピーを返す */ | |
| 215 const char* Read(void); | |
| 216 /* ファイルが regular file の場合、ファイル名を帰す */ | |
| 217 /* そうでないなら 0 を帰す */ | |
| 218 const char* Path(void) const; | |
| 219 FILE* OpenFile(int* length=0) const; /* 互換性のため：raw file の場合、ファイルを開く */ | |
| 0 | 220 }; |
| 221 | |
| 222 class GRPCONV { | |
| 52 | 223 public: |
| 224 int width; | |
| 225 int height; | |
| 226 bool is_mask; | |
| 0 | 227 |
| 52 | 228 const char* filename; |
| 229 const char* data; | |
| 230 int datalen; | |
| 0 | 231 |
| 52 | 232 int Width(void) { return width;} |
| 233 int Height(void) { return height;} | |
| 234 bool IsMask(void) { return is_mask;} | |
| 0 | 235 |
| 52 | 236 GRPCONV(void); |
| 237 virtual ~GRPCONV(); | |
| 238 void Init(const char* fname, const char* data, int dlen, int width, int height, bool is_mask); | |
| 0 | 239 |
| 52 | 240 virtual bool Read(char* image) = 0; |
| 241 static GRPCONV* AssignConverter(const char* inbuf, int inlen, const char* fname); | |
| 242 static GRPCONV* AssignConverter(ARCINFO* info) { | |
| 243 const char* dat = info->Read(); | |
| 244 if (dat == 0) return 0; | |
| 245 return AssignConverter(dat, info->Size(), info->Path()); //FIXME: Is it really okay? | |
| 246 } | |
| 247 void CopyRGBA(char* image, const char* from); | |
| 248 void CopyRGB(char* image, const char* from); | |
| 249 void CopyRGBA_rev(char* image, const char* from); | |
| 250 void CopyRGB_rev(char* image, const char* from); | |
| 0 | 251 }; |
| 252 | |
| 253 #endif // !defined(__KANON_FILE_H__) |