From cda39ec9d6a0b5fab2c009046cf3570ab90db20b Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Wed, 17 May 2017 18:21:22 +0300
Subject: Improve a bit virtfs based on directories.

---
 src/fs/virtfs/direntry.cpp |  4 +++-
 src/fs/virtfs/direntry.h   |  2 ++
 src/fs/virtfs/fs.cpp       |  6 +++++-
 src/fs/virtfs/fsdir.cpp    | 24 +++++++++++++++---------
 4 files changed, 25 insertions(+), 11 deletions(-)

(limited to 'src/fs')

diff --git a/src/fs/virtfs/direntry.cpp b/src/fs/virtfs/direntry.cpp
index 1ce81b97b..c178d4c88 100644
--- a/src/fs/virtfs/direntry.cpp
+++ b/src/fs/virtfs/direntry.cpp
@@ -28,9 +28,11 @@ namespace VirtFs
 DirEntry::DirEntry(const std::string &userDir0,
                    const std::string &rootDir,
                    const std::string &subDir0,
+                   const std::string &rootSubDir0,
                    FsFuncs *restrict const funcs0) :
     FsEntry(FsEntryType::Dir, funcs0),
-    userDir(userDir0)
+    userDir(userDir0),
+    rootSubDir(rootSubDir0)
 {
     root = rootDir;
     subDir = subDir0;
diff --git a/src/fs/virtfs/direntry.h b/src/fs/virtfs/direntry.h
index 93ee09166..41d9afc7c 100644
--- a/src/fs/virtfs/direntry.h
+++ b/src/fs/virtfs/direntry.h
@@ -33,6 +33,7 @@ struct DirEntry final : public FsEntry
     DirEntry(const std::string &userDir0,
              const std::string &rootDir,
              const std::string &subDir0,
+             const std::string &rootSubDir0,
              FsFuncs *restrict const funcs0);
 
     A_DELETE_COPY(DirEntry)
@@ -40,6 +41,7 @@ struct DirEntry final : public FsEntry
     ~DirEntry();
 
     std::string userDir;
+    std::string rootSubDir;
 };
 
 }  // namespace VirtFs
diff --git a/src/fs/virtfs/fs.cpp b/src/fs/virtfs/fs.cpp
index c6390b914..aa456fb4b 100644
--- a/src/fs/virtfs/fs.cpp
+++ b/src/fs/virtfs/fs.cpp
@@ -368,7 +368,11 @@ namespace VirtFs
             return false;
         }
         logger->log("Add virtual directory: " + newDir);
-        addEntry(new DirEntry(newDir, rootDir, subDir, FsDir::getFuncs()),
+        addEntry(new DirEntry(newDir,
+            rootDir,
+            subDir,
+            rootDir + subDir,
+            FsDir::getFuncs()),
             append);
         return true;
     }
diff --git a/src/fs/virtfs/fsdir.cpp b/src/fs/virtfs/fsdir.cpp
index 37c5cc795..e205e8362 100644
--- a/src/fs/virtfs/fsdir.cpp
+++ b/src/fs/virtfs/fsdir.cpp
@@ -65,7 +65,8 @@ namespace FsDir
                        const std::string &filename,
                        const FILEMTYPE mode)
     {
-        const std::string path = entry->root + entry->subDir + filename;
+        const std::string path = static_cast<DirEntry*>(entry)->rootSubDir +
+            filename;
         if (Files::existsLocal(path) == false)
             return nullptr;
         FILEHTYPE fd = FILEOPEN(path.c_str(),
@@ -173,7 +174,7 @@ namespace FsDir
                     std::string &realDir)
     {
         DirEntry *const dirEntry = static_cast<DirEntry*>(entry);
-        if (Files::existsLocal(dirEntry->root + entry->subDir + filename))
+        if (Files::existsLocal(dirEntry->rootSubDir + filename))
         {
             realDir = dirEntry->userDir;
             return true;
@@ -185,14 +186,16 @@ namespace FsDir
                 std::string fileName,
                 std::string dirName A_UNUSED)
     {
-        return Files::existsLocal(entry->root + entry->subDir + fileName);
+        return Files::existsLocal(static_cast<DirEntry*>(entry)->rootSubDir +
+            fileName);
     }
 
     void enumerate(FsEntry *restrict const entry,
                    std::string dirName,
                    StringVect &names)
     {
-        const std::string path = entry->root + entry->subDir + dirName;
+        const std::string path = static_cast<DirEntry*>(entry)->rootSubDir +
+            dirName;
         const struct dirent *next_file = nullptr;
         DIR *const dir = opendir(path.c_str());
         if (dir)
@@ -234,7 +237,7 @@ namespace FsDir
                      std::string dirName,
                      bool &isDirFlag)
     {
-        std::string path = entry->root + entry->subDir + dirName;
+        std::string path = static_cast<DirEntry*>(entry)->rootSubDir + dirName;
 
         struct stat statbuf;
         if (stat(path.c_str(), &statbuf) == 0)
@@ -462,7 +465,7 @@ namespace FsDir
                          int &restrict fileSize)
     {
         const DirEntry *const dirEntry = static_cast<DirEntry*>(entry);
-        const std::string path = entry->root + entry->subDir + filename;
+        const std::string path = dirEntry->rootSubDir + filename;
         if (Files::existsLocal(path) == false)
             return nullptr;
         FILEHTYPE fd = FILEOPEN(path.c_str(),
@@ -524,7 +527,8 @@ namespace FsDir
                   std::string dirName,
                   StringVect &names)
     {
-        const std::string path = entry->root + entry->subDir + dirName;
+        const std::string path = static_cast<DirEntry*>(entry)->rootSubDir +
+            dirName;
         const struct dirent *next_file = nullptr;
         DIR *const dir = opendir(path.c_str());
         if (dir)
@@ -573,7 +577,8 @@ namespace FsDir
                          const std::string &dirName,
                          StringVect &names)
     {
-        const std::string path = entry->root + entry->subDir + dirName;
+        const std::string path = static_cast<DirEntry*>(entry)->rootSubDir +
+            dirName;
         const struct dirent *next_file = nullptr;
         DIR *const dir = opendir(path.c_str());
         if (dir)
@@ -622,7 +627,8 @@ namespace FsDir
                  std::string dirName,
                  StringVect &names)
     {
-        const std::string path = entry->root + entry->subDir + dirName;
+        const std::string path = static_cast<DirEntry*>(entry)->rootSubDir +
+            dirName;
         const struct dirent *next_file = nullptr;
         DIR *const dir = opendir(path.c_str());
         if (dir)
-- 
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