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Add file type field to inodes

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This commit is contained in:
Gary Talent
2016-07-06 00:50:22 -05:00
parent e5e85a147c
commit 7c900eda10
2 changed files with 16 additions and 10 deletions
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src/ox/fs/filestore.hpp
+7 -6
View File
@@ -22,17 +22,17 @@ class FileStore {
struct StatInfo {
InodeId_t inodeId;
FsSize_t size;
ox::std::uint8_t fileType;
};
private:
struct Inode {
// the next Inode in memory
FsSize_t prev, next;
// The following variables should not be assumed to exist
FsSize_t dataLen;
InodeId_t m_id;
ox::std::uint8_t refs;
ox::std::uint8_t fileType;
FsSize_t left, right;
FsSize_t size();
@@ -55,7 +55,7 @@ class FileStore {
* @param data the contents of the file
* @param dataLen the number of bytes data points to
*/
int write(void *data, FsSize_t dataLen);
int write(void *data, FsSize_t dataLen, ox::std::uint8_t fileType = 0);
/**
* Writes the given data to a "file" with the given id.
@@ -63,7 +63,7 @@ class FileStore {
* @param data the contents of the file
* @param dataLen the number of bytes data points to
*/
int write(InodeId_t id, void *data, FsSize_t dataLen);
int write(InodeId_t id, void *data, FsSize_t dataLen, ox::std::uint8_t fileType = 0);
/**
* Removes the inode of the given ID.
@@ -212,18 +212,19 @@ void *FileStore<FsSize_t>::Inode::data() {
// FileStore
template<typename FsSize_t>
int FileStore<FsSize_t>::write(void *data, FsSize_t dataLen) {
int FileStore<FsSize_t>::write(void *data, FsSize_t dataLen, ox::std::uint8_t fileType) {
return 1;
}
template<typename FsSize_t>
int FileStore<FsSize_t>::write(InodeId_t id, void *data, FsSize_t dataLen) {
int FileStore<FsSize_t>::write(InodeId_t id, void *data, FsSize_t dataLen, ox::std::uint8_t fileType) {
auto retval = 1;
const FsSize_t size = sizeof(Inode) + dataLen;
auto inode = (Inode*) alloc(size);
if (inode) {
remove(id);
inode->m_id = id;
inode->fileType = fileType;
inode->setData(data, dataLen);
auto root = ptr<Inode*>(m_rootInode);
if (insert(root, inode) || root == inode) {
src/ox/fs/filesystem.hpp
+9 -4
View File
@@ -21,6 +21,11 @@ enum FsType {
OxFS_64 = 3
};
enum FileType {
NormalFile = 1,
Directory = 2
};
struct FileStat {
uint64_t inode;
uint64_t size;
@@ -36,7 +41,7 @@ class FileSystem {
virtual int remove(ox::std::uint64_t inode) = 0;
virtual int write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size) = 0;
virtual int write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size, ox::std::uint8_t fileType = NormalFile) = 0;
virtual FileStat stat(ox::std::uint64_t inode) = 0;
};
@@ -89,7 +94,7 @@ class FileSystemTemplate: public FileSystem {
int remove(ox::std::uint64_t inode);
int write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size) override;
int write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size, ox::std::uint8_t fileType) override;
FileStat stat(const char *path);
@@ -156,8 +161,8 @@ int FileSystemTemplate<FileStore>::remove(ox::std::uint64_t inode) {
}
template<typename FileStore>
int FileSystemTemplate<FileStore>::write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size) {
return store->write(inode, buffer, size);
int FileSystemTemplate<FileStore>::write(ox::std::uint64_t inode, void *buffer, ox::std::uint64_t size, ox::std::uint8_t fileType) {
return store->write(inode, buffer, size, fileType);
}
template<typename FileStore>