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authorAndrei Karas <akaras@inbox.ru>2017-03-29 01:49:04 +0300
committerAndrei Karas <akaras@inbox.ru>2017-03-29 01:49:04 +0300
commit97d9ed131ae4fad7d54274cf5b74cf587b391bad (patch)
treed742590d67aa5eb462ee3bccd28f64bcd67d7322 /src
parenta85c68d09497c1242064998dbc19ffab4a485ab6 (diff)
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Impliment loadFile in each virtual file system.
Diffstat (limited to 'src')
-rw-r--r--src/fs/virtfs/virtfs.cpp34
-rw-r--r--src/fs/virtfs/virtfs.h2
-rw-r--r--src/fs/virtfs/virtfsdir.cpp62
-rw-r--r--src/fs/virtfs/virtfsdir.h3
-rw-r--r--src/fs/virtfs/virtfsfuncs.h6
-rw-r--r--src/fs/virtfs/virtfszip.cpp33
-rw-r--r--src/fs/virtfs/virtfszip.h3
7 files changed, 120 insertions, 23 deletions
diff --git a/src/fs/virtfs/virtfs.cpp b/src/fs/virtfs/virtfs.cpp
index b36ee5ddd..9d1432270 100644
--- a/src/fs/virtfs/virtfs.cpp
+++ b/src/fs/virtfs/virtfs.cpp
@@ -562,32 +562,24 @@ namespace VirtFs
return file->funcs->eof(file);
}
- char *loadFile(const std::string &restrict fileName,
+ char *loadFile(std::string filename,
int &restrict fileSize)
{
- // Attempt to open the specified file using PhysicsFS
- VirtFile *restrict const file = VirtFs::openRead(fileName);
-
- if (!file)
+ prepareFsPath(filename);
+ if (checkPath(filename) == false)
{
- logger->log("Warning: Failed to load %s.",
- fileName.c_str());
+ reportAlways("VirtFs::loadFile invalid path: %s",
+ filename.c_str());
return nullptr;
}
-
- logger->log("Loaded %s/%s",
- VirtFs::getRealDir(fileName).c_str(),
- fileName.c_str());
-
- fileSize = CAST_S32(VirtFs::fileLength(file));
- // Allocate memory and load the file
- char *restrict const buffer = new char[fileSize];
- if (fileSize > 0)
- buffer[fileSize - 1] = 0;
- VirtFs::read(file, buffer, 1, fileSize);
- VirtFs::close(file);
-
- return buffer;
+ FOR_EACH (std::vector<VirtFsEntry*>::const_iterator, it, mEntries)
+ {
+ VirtFsEntry *const entry = *it;
+ char *const buf = entry->funcs->loadFile(entry, filename, fileSize);
+ if (buf != nullptr)
+ return buf;
+ }
+ return nullptr;
}
} // namespace VirtFs
diff --git a/src/fs/virtfs/virtfs.h b/src/fs/virtfs/virtfs.h
index a70e0347c..e09d6c6ac 100644
--- a/src/fs/virtfs/virtfs.h
+++ b/src/fs/virtfs/virtfs.h
@@ -93,7 +93,7 @@ namespace VirtFs
bool mountDirSilent2(std::string newDir,
const Append append);
#endif // UNITTESTS
- char *loadFile(const std::string &restrict fileName,
+ char *loadFile(std::string filename,
int &restrict fileSize);
} // namespace VirtFs
diff --git a/src/fs/virtfs/virtfsdir.cpp b/src/fs/virtfs/virtfsdir.cpp
index 781182b8f..7521764fd 100644
--- a/src/fs/virtfs/virtfsdir.cpp
+++ b/src/fs/virtfs/virtfsdir.cpp
@@ -138,6 +138,7 @@ namespace VirtFsDir
ptr->openRead = &VirtFsDir::openRead;
ptr->openWrite = &VirtFsDir::openWrite;
ptr->openAppend = &VirtFsDir::openAppend;
+ ptr->loadFile = &VirtFsDir::loadFile;
}
VirtFsFuncs *getFuncs()
@@ -444,4 +445,65 @@ namespace VirtFsDir
#endif // USE_FILE_FOPEN
return pos < 0 || len < 0 || pos >= len;
}
+
+ char *loadFile(VirtFsEntry *restrict const entry,
+ const std::string &restrict filename,
+ int &restrict fileSize)
+ {
+ VirtDirEntry *const dirEntry = static_cast<VirtDirEntry*>(entry);
+ const std::string path = entry->root + filename;
+ if (Files::existsLocal(path) == false)
+ return nullptr;
+ FILEHTYPE fd = FILEOPEN(path.c_str(),
+ FILEOPEN_FLAG_READ);
+ if (fd == FILEHDEFAULT)
+ {
+ reportAlways("VirtFs::loadFile file open error: %s",
+ filename.c_str());
+ return nullptr;
+ }
+
+ logger->log("Loaded %s/%s",
+ dirEntry->userDir.c_str(),
+ filename.c_str());
+
+#ifdef USE_FILE_FOPEN
+ fseek(fd, 0, SEEK_END);
+ const long sz = ftell(fd);
+ fseek(fd, 0, SEEK_SET);
+ fileSize = static_cast<int>(sz);
+#else // USE_FILE_FOPEN
+ struct stat statbuf;
+ if (fstat(fd, &statbuf) == -1)
+ {
+ reportAlways("VirtFsDir::fileLength error.");
+ return -1;
+ }
+ fileSize = static_cast<int>(statbuf.st_size);
+#endif // USE_FILE_FOPEN
+
+ // Allocate memory and load the file
+ char *restrict const buffer = new char[fileSize];
+ if (fileSize > 0)
+ buffer[fileSize - 1] = 0;
+
+#ifdef USE_FILE_FOPEN
+ int cnt = fread(buffer, 1, fileSize, fd);
+#else // USE_FILE_FOPEN
+ int cnt = ::read(fd, buffer, fileSize);
+#endif // USE_FILE_FOPEN
+
+ if (cnt <= 0)
+ {
+ delete [] buffer;
+ if (fd != FILEHDEFAULT)
+ FILECLOSE(fd);
+ return nullptr;
+ }
+
+ if (fd != FILEHDEFAULT)
+ FILECLOSE(fd);
+
+ return buffer;
+ }
} // namespace VirtFs
diff --git a/src/fs/virtfs/virtfsdir.h b/src/fs/virtfs/virtfsdir.h
index f85100e84..985cc5dc2 100644
--- a/src/fs/virtfs/virtfsdir.h
+++ b/src/fs/virtfs/virtfsdir.h
@@ -82,6 +82,9 @@ namespace VirtFsDir
int seek(VirtFile *restrict const file,
const uint64_t pos);
int eof(VirtFile *restrict const file);
+ char *loadFile(VirtFsEntry *restrict const entry,
+ const std::string &restrict fileName,
+ int &restrict fileSize);
} // namespace VirtFsDir
#endif // UTILS_VIRTFSDIR_H
diff --git a/src/fs/virtfs/virtfsfuncs.h b/src/fs/virtfs/virtfsfuncs.h
index 46bcd86ff..05b74cc7d 100644
--- a/src/fs/virtfs/virtfsfuncs.h
+++ b/src/fs/virtfs/virtfsfuncs.h
@@ -44,7 +44,8 @@ struct VirtFsFuncs final
openRead(nullptr),
openWrite(nullptr),
openAppend(nullptr),
- eof(nullptr)
+ eof(nullptr),
+ loadFile(nullptr)
{
}
@@ -83,6 +84,9 @@ struct VirtFsFuncs final
VirtFile *(*openAppend) (VirtFsEntry *restrict const entry,
const std::string &filename);
int (*eof) (VirtFile *restrict const file);
+ char *(*loadFile) (VirtFsEntry *restrict const entry,
+ const std::string &restrict fileName,
+ int &restrict fileSize);
};
#endif // UTILS_VIRTFSFUNCS_H
diff --git a/src/fs/virtfs/virtfszip.cpp b/src/fs/virtfs/virtfszip.cpp
index 78c294f85..687245f3a 100644
--- a/src/fs/virtfs/virtfszip.cpp
+++ b/src/fs/virtfs/virtfszip.cpp
@@ -72,6 +72,7 @@ namespace VirtFsZip
ptr->openRead = &VirtFsZip::openRead;
ptr->openWrite = &VirtFsZip::openWrite;
ptr->openAppend = &VirtFsZip::openAppend;
+ ptr->loadFile = &VirtFsZip::loadFile;
}
bool getRealDir(VirtFsEntry *restrict const entry,
@@ -336,4 +337,36 @@ namespace VirtFsZip
return file->mPrivate->mPos >= file->mPrivate->mSize;
}
+
+ char *loadFile(VirtFsEntry *restrict const entry,
+ const std::string &restrict filename,
+ int &restrict fileSize)
+ {
+ VirtZipEntry *const zipEntry = static_cast<VirtZipEntry*>(entry);
+ FOR_EACH (std::vector<ZipLocalHeader*>::const_iterator,
+ it2,
+ zipEntry->mHeaders)
+ {
+ const ZipLocalHeader *restrict const header = *it2;
+ if (header->fileName == filename)
+ {
+ uint8_t *restrict const buf = Zip::readFile(header);
+ if (buf == nullptr)
+ return nullptr;
+
+ logger->log("Loaded %s/%s",
+ entry->root.c_str(),
+ filename.c_str());
+
+ fileSize = header->uncompressSize;
+ // Allocate memory and load the file
+ char *restrict const buffer = new char[fileSize];
+ if (fileSize > 0)
+ buffer[fileSize - 1] = 0;
+ memcpy(buffer, buf, fileSize);
+ return buffer;
+ }
+ }
+ return nullptr;
+ }
} // namespace VirtFsZip
diff --git a/src/fs/virtfs/virtfszip.h b/src/fs/virtfs/virtfszip.h
index 9094f9eba..77196a72b 100644
--- a/src/fs/virtfs/virtfszip.h
+++ b/src/fs/virtfs/virtfszip.h
@@ -71,6 +71,9 @@ namespace VirtFsZip
int seek(VirtFile *restrict const file,
const uint64_t pos);
int eof(VirtFile *restrict const file);
+ char *loadFile(VirtFsEntry *restrict const entry,
+ const std::string &restrict fileName,
+ int &restrict fileSize);
} // namespace VirtFsZip
#endif // UTILS_VIRTFSZIP_H