extern int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode);
// === PROTOTYPES ===
- int VFS_int_CreateHandle( tVFS_Node *Node, int Mode );
+ int VFS_int_CreateHandle( tVFS_Node *Node, tVFS_Mount *Mount, int Mode );
// === CODE ===
/**
* \fn char *VFS_ParsePath(const char *Path, char **TruePath)
* \brief Parses a path, resolving sysmlinks and applying permissions
*/
-tVFS_Node *VFS_ParsePath(const char *Path, char **TruePath)
+tVFS_Node *VFS_ParsePath(const char *Path, char **TruePath, tVFS_Mount **MountPoint)
{
tVFS_Mount *mnt, *longestMount;
int cmp, retLength = 0;
strcpy(*TruePath, Path);
}
curNode = gVFS_MemRoot.FindDir(&gVFS_MemRoot, Path);
+ if(MountPoint) {
+ *MountPoint = NULL;
+ }
LEAVE('p', curNode);
return curNode;
}
*TruePath = malloc( gVFS_RootMount->MountPointLen+1 );
strcpy(*TruePath, gVFS_RootMount->MountPoint);
}
+ if(MountPoint) *MountPoint = gVFS_RootMount;
LEAVE('p', gVFS_RootMount->RootNode);
return gVFS_RootMount->RootNode;
}
*TruePath = malloc( mnt->MountPointLen+1 );
strcpy(*TruePath, mnt->MountPoint);
}
+ if(MountPoint)
+ *MountPoint = mnt;
LEAVE('p', mnt->RootNode);
return mnt->RootNode;
}
}
// Get last node
- LOG("VFS_ParsePath: FindDir(%p, '%s')", curNode, &Path[ofs]);
+ LOG("FindDir(%p, '%s')", curNode, &Path[ofs]);
tmpNode = curNode->FindDir(curNode, &Path[ofs]);
LOG("tmpNode = %p", tmpNode);
if(curNode->Close) curNode->Close(curNode);
// - Extend Path
//retLength += strlen(tmpNode->Name) + 1;
}
+
+ if( MountPoint ) {
+ *MountPoint = mnt;
+ }
LEAVE('p', tmpNode);
return tmpNode;
/**
* \brief Create and return a handle number for the given node and mode
*/
-int VFS_int_CreateHandle( tVFS_Node *Node, int Mode )
+int VFS_int_CreateHandle( tVFS_Node *Node, tVFS_Mount *Mount, int Mode )
{
int i;
+
+ ENTER("pNode pMount iMode", Node, Mount, Mode);
+
i = 0;
i |= (Mode & VFS_OPENFLAG_EXEC) ? VFS_PERM_EXECUTE : 0;
i |= (Mode & VFS_OPENFLAG_READ) ? VFS_PERM_READ : 0;
LEAVE_RET('i', -1);
}
+ VFS_GetHandle(i)->Mount = Mount;
+
LEAVE_RET('x', i);
}
int VFS_Open(const char *Path, Uint Mode)
{
tVFS_Node *node;
+ tVFS_Mount *mnt;
char *absPath;
ENTER("sPath xMode", Path, Mode);
}
LOG("absPath = \"%s\"", absPath);
// Parse path and get mount point
- node = VFS_ParsePath(absPath, NULL);
+ node = VFS_ParsePath(absPath, NULL, &mnt);
// Free generated path
free(absPath);
tmppath[ node->Size ] = '\0';
if(node->Close) node->Close( node );
// Open the target
- node = VFS_ParsePath(tmppath, NULL);
+ node = VFS_ParsePath(tmppath, NULL, &mnt);
if(!node) {
LOG("Cannot find symlink target node (%s)", tmppath);
errno = ENOENT;
LEAVE_RET('i', -1);
}
}
-
- LEAVE_RET('x', VFS_int_CreateHandle(node, Mode));
+
+ LEAVE_RET('x', VFS_int_CreateHandle(node, mnt, Mode));
}
LEAVE_RET('i', -1);
}
- LEAVE_RET('x', VFS_int_CreateHandle(node, Mode));
+ LEAVE_RET('x', VFS_int_CreateHandle(node, h->Mount, Mode));
}
int VFS_OpenInode(Uint32 Mount, Uint64 Inode, int Mode)
tVFS_Mount *mnt;
tVFS_Node *node;
- ENTER("iMount iInode xMode", Mount, Inode, Mode);
+ ENTER("iMount XInode xMode", Mount, Inode, Mode);
// Get mount point
mnt = VFS_GetMountByIdent(Mount);
// Does the filesystem support this?
if( !mnt->Filesystem->GetNodeFromINode ) {
+ LOG("Filesystem does not support inode accesses");
errno = ENOENT;
LEAVE_RET('i', -1);
}
// Get node
node = mnt->Filesystem->GetNodeFromINode(mnt->RootNode, Inode);
if( !node ) {
+ LOG("Unable to find inode");
errno = ENOENT;
LEAVE_RET('i', -1);
}
- LEAVE_RET('x', VFS_int_CreateHandle(node, Mode));
+ LEAVE_RET('x', VFS_int_CreateHandle(node, mnt, Mode));
}
/**
// Create Absolute
buf = VFS_GetAbsPath(Dest);
if(buf == NULL) {
- Log("VFS_ChDir: Path expansion failed");
+ Log_Notice("VFS", "VFS_ChDir: Path expansion failed");
return -1;
}
// Check if path exists
fd = VFS_Open(buf, VFS_OPENFLAG_EXEC);
if(fd == -1) {
- Log("VFS_ChDir: Path is invalid");
+ Log_Notice("VFS", "VFS_ChDir: Path is invalid");
return -1;
}