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302 lines
8.4 KiB
C++
302 lines
8.4 KiB
C++
//共通関数
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#include "savefile.h"
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//終端から前方検索で見つかった境界("/"=0x2f)位置を返す
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//top :検索範囲の先頭指定
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int GetPosDelmLast(wchar_t *s,int top)
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{
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size_t i = wcslen(s);
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if (i <= top)return 0;
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i--;
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while(i > top-1){
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if (s[i]==L'/')return i;
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i--;
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}
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return 0;
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}
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//パス結合
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void ChainPath(wchar_t *p1,wchar_t *p2)
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{
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int n=wcslen(p1);
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if ((p1[n-1] == L'/') && (p2[0] == L'/')) p1[n-1] = 0;
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if ((p1[wcslen(p1)-1] != L'/') && (p2[0] != L'/')) wcscat(p1,L"/");
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wcscat(p1,p2);
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}
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//パス名チェック for SD
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//fs関数で引数エラー(INVALID_ARGUMENT)にならないものをチェック
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bool CheckPath(wchar_t *s)
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{
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int i;
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size_t n = wcslen(s);
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if ((n > 253) || (n==0))return false;
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if (n>251)
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{//ディレクトリオープン時は251まで
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if ((s[251]==L'/') || (s[252]==L'/'))return false;
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}
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for (i =0;i< n-1;i++)
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{
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if ((s[i-1] == ' ')||(s[i+1] == ' '))return false;//厳密にはスラッシュ前後と最後尾
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if ((s[i-1] == 0x5c) ||(s[i+1] == 0x5c))return false;//0x5c = 円マーク
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}
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return true;
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}
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//-------------- Class SaveFileWrite
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//ディレクトリ作成ありのオープン
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bool SaveFileWrite::OpenC(wchar_t *path,s64 size,bool *mkdir)
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{
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int pos,pos2;
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wcscpy(pathw_w,root_w);
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ChainPath(pathw_w,path);
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*mkdir = false;
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LastNnResult = nn::fs::TryCreateFile(pathw_w,size);
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if(LastNnResult.IsSuccess())
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{
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LastNnResult = writer.TryInitialize(pathw_w,false);
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return LastNnResult.IsSuccess();
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}
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//ディレクトリがなければディレクトリを作成
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pos = GetPosDelmLast(pathw_w,RootLength);//ファイルが存在するディレクトリ
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if (pos <= 0)return false;//rootかパスが不正
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wcscpy(pathw_w2,pathw_w);//ワークにコピー
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while (LastNnResult.IsFailure()){//ディレクトリ作成できるまで遡る
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if(nn::fs::ResultNotFound::Includes(LastNnResult)==false)return false;
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pos2 = GetPosDelmLast(pathw_w2,RootLength);//境界位置を探す
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if (pos2 == 0)return false;//root到達
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pathw_w2[pos2] = 0;//境界まで削除 (例) dir1/dir2/file -> dir1/dir2 -> dir1
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LastNnResult = nn::fs::TryCreateDirectory(pathw_w2);
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}
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//作成ディレクトリ多いと画面止まるので、作成ごとに抜ける
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*mkdir = true; // 帰値：false で mkdir=true ならディレクトリ作成のみ
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return false;
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}
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//ディレクトリ作成なしオープン、存在する場合は追記
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bool SaveFileWrite::OpenAdd(wchar_t *path)
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{
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wcscpy(pathw_w,root_w);
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ChainPath(pathw_w,path);
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LastNnResult = writer.TryInitialize(pathw_w,false);
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if (LastNnResult.IsSuccess()){
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LastNnResult = writer.TrySeek(0,nn::fs::POSITION_BASE_END);//追記
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}else LastNnResult = writer.TryInitialize(pathw_w,true);//新規
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if (LastNnResult.IsFailure())
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{
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writer.Finalize();
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return false;
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}
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return true;
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}
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//ディレクトリ作成なしオープン
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bool SaveFileWrite::OpenW(const wchar_t *path)
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{
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wcscpy(pathw_w,root_w);
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ChainPath(pathw_w,(wchar_t*)path);
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LastNnResult = writer.TryInitialize(pathw_w,true);
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return LastNnResult.IsSuccess();
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}
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//クローズ
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void SaveFileWrite::CloseW()
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{
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writer.Finalize();
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}
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s32 SaveFileWrite::Write(char *buffer,size_t size)
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{
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s32 ct;
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LastNnResult = writer.TryWrite(&ct,(void*)buffer,size);
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if(LastNnResult.IsFailure()){NN_LOG("write fail\n");ct=0;}
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return ct;
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}
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//ディレクトリ作成
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bool SaveFileWrite::CreateDir(const wchar_t *dir)
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{
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LastNnResult = nn::fs::TryCreateDirectory(dir);
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if(LastNnResult.IsSuccess())return true;
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return nn::fs::ResultAlreadyExists::Includes(LastNnResult);
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}
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//削除
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bool SaveFileWrite::DeleteDir(const wchar_t *dir)
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{
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LastNnResult = nn::fs::TryDeleteDirectoryRecursively(dir);
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return LastNnResult.IsSuccess();
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}
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//------------------------------------------------------ Class SaveFileRead
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bool SaveFileRead::Open(const wchar_t *path)
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{
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wcscpy(pathw_w,root_w);
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ChainPath(pathw_w,(wchar_t*)path);
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LastNnResult = reader.TryInitialize(pathw_w);
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if (LastNnResult.IsSuccess())
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{
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LastNnResult = reader.TryGetSize(&FileSize);
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if (LastNnResult.IsSuccess())return true;
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else Close();
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}
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return false;
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}
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void SaveFileRead::Close()
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{
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reader.Finalize();
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}
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//ファイルリード
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s32 SaveFileRead::Read(char *buffer,size_t size)
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{
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s32 ct;
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LastNnResult = reader.TryRead(&ct,(void*)buffer,size);
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if(LastNnResult.IsFailure())ct=0;
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return ct;
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}
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//存在チェック
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myResult SaveFileRead::IsExist(){
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myResult res;
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res = Mount();
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Unmount();
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return res;
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}
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void SaveFileRead::ResetPath()
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{
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s_lv=0;
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s_serch = false;
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wcscpy(path_w,root_w);
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wcscat(path_w,L"/");
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for (int n = 0;n<MAX_LEVEL;n++)dc_readed[n] = 0;
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}
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myResult SaveFileRead::GetPath(wchar_t *path)
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{
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static nn::fs::DirectoryEntry dcEntryl;
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static nn::fs::Directory dcl;
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int n,ct;
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while(1){
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LastNnResult = dcl.TryInitialize(path_w);//Open
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if (LastNnResult.IsFailure())return RESULT_FAIL;
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if (dc_readed[s_lv] != 0)for(n=0;n<dc_readed[s_lv];n++)dcl.Read(&dcEntryl,1);
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n = (dcl.Read(&dcEntryl,1));
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dc_readed[s_lv]++;
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dcl.Finalize();
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if ( n==0 )//終端
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{
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if (s_lv == 0){path[0]=0;return RESULT_OK;}// ---- rootなら終了
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dc_readed[s_lv]=0;
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s_lv--;//上の層に戻る
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wcscpy(path_w,pathu_w[s_lv]);//パス戻す
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}else{
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if(dcEntryl.attributes.isDirectory){//ディレクトリ
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wcscpy(pathu_w[s_lv],path_w);//パス保存
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wcscat(path_w,dcEntryl.entryName);//次のディレクトリパス
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wcscat(path_w,L"/");
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if (++s_lv == MAX_LEVEL)return RESULT_DIR_LEVEL_OVER;
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}else{//ファイル
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wcscpy(path,pPathTop);
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ct =wcslen(path) + wcslen(dcEntryl.entryName);
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if (ct>MAX_PATH_LENGTH - 1)return RESULT_PATH_LENGTH_OVER;
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wcscat(path,dcEntryl.entryName);
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return RESULT_OK;
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}
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}
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}
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}
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//アーカイブ情報の取得
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bool SaveFileRead::GetInfo(tArcInfo *pinfo,size_t clsz)
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{
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static nn::fs::DirectoryEntry dcEntryl;
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static nn::fs::Directory dcl;
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if(IsMounted==false){NN_LOG("GetInfo: Not Mounted\n");return false;};
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s_lv=0;
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m_info.DirCount = 0;
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m_info.FileCount = 0;
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m_info.DirEntry = 0;
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m_info.FileEntry = 0;
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m_info.total = 0;
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m_info.Dup = false;
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wcscpy(pathw_w,root_w);
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wcscat(pathw_w,L"/");
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int n;
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int lv = 0;
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for (n = 0;n<MAX_LEVEL;n++)dc_readed[n] = 0;
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bool cont = true;
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size_t sn;
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while(cont){
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LastNnResult = dcl.TryInitialize(pathw_w);//Open
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if (LastNnResult.IsFailure())return false;
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if (dc_readed[lv] != 0)for(n=0;n<dc_readed[lv];n++)dcl.Read(&dcEntryl,1);
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while(1){
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n = (dcl.Read(&dcEntryl,1));
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dc_readed[lv]++;
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if ( n==0 )//終端
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{
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if (lv == 0){cont=false;break;}// ---- 終了
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dc_readed[lv]=0;
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lv--;//上の層に戻る
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wcscpy(pathw_w,pathu_w[lv]);//パス戻す
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break;
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}else{
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if(dcEntryl.attributes.isDirectory){//ディレクトリ
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m_info.DirCount++;
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if (clsz>0)m_info.total +=clsz;//SD..ディレクトリでクラスタ分取る
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wcscpy(pathu_w[lv],pathw_w);//パス保存
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wcscat(pathw_w,dcEntryl.entryName);//次のディレクトリパス
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wcscat(pathw_w,L"/");
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if (++lv == MAX_LEVEL)return false;
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break;
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}else{//ファイル
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m_info.FileCount++;
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if (clsz==0){
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m_info.total += dcEntryl.entrySize;
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}else{//クラスタサイズで調整 .. SD占有容量
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sn = dcEntryl.entrySize / clsz;
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if ((dcEntryl.entrySize % clsz) > 0 )sn++;
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m_info.total += sn*clsz;
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}
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}
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}
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}
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dcl.Finalize();
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}
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for (n = 0;n<MAX_LEVEL;n++)dc_readed[n] = 0;
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Unmount();//GetCtrCardSaveDataFormatInfo内でマウントするので一旦アンマウント(SDK2.1～3のみエラー？)
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GetFormatInfoCore(&m_info);
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Mount();
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*pinfo = m_info;
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return true;
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}
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