ramfs: Adapt to current kernel FS APIs and fully fix the build.

src/add-ons/kernel/file_systems/ramfs/Jamfile

@@ -18,6 +18,7 @@ KernelAddon ramfs
 	BlockAllocatorAreaBucket.cpp
 	BlockReferenceManager.cpp
 	DataContainer.cpp
+	DebugSupport.cpp
 	Directory.cpp
 	Entry.cpp
 	EntryIterator.cpp
@@ -36,3 +37,6 @@ KernelAddon ramfs
 	SymLink.cpp
 	Volume.cpp
 ;
+
+SEARCH on [ FGristFiles DebugSupport.cpp ]
+	+= [ FDirName $(HAIKU_TOP) src add-ons kernel file_systems shared ] ;

src/add-ons/kernel/file_systems/ramfs/String.h

@@ -61,22 +61,6 @@ private:
 	char	*fString;
 };
 
-// strnlen
-size_t
-strnlen(const char *str, size_t maxLen)
-{
-	if (str) {
-		size_t origMaxLen = maxLen;
-		while (maxLen > 0 && *str != '\0') {
-			maxLen--;
-			str++;
-		}
-		return origMaxLen - maxLen;
-	}
-	return 0;
-}
-
-
 /*!
 	\class String
 	\brief A very simple string class.

src/add-ons/kernel/file_systems/ramfs/Volume.cpp

@@ -133,7 +133,6 @@ class EntryListenerTree : public _EntryListenerTree {};
 Volume::Volume(fs_volume* volume)
 	:
 	fVolume(volume),
-	fID(0),
 	fNextNodeID(kRootParentID + 1),
 	fNodeTable(NULL),
 	fDirectoryEntryTable(NULL),
@@ -170,16 +169,15 @@ Volume::Mount(uint32 flags)
 {
 	Unmount();
 
-	// check the locker's semaphores
-	if (fLocker.Sem() < 0)
-		return fLocker.Sem();
-	if (fIteratorLocker.Sem() < 0)
-		return fIteratorLocker.Sem();
-	if (fQueryLocker.Sem() < 0)
-		return fQueryLocker.Sem();
+	// check the lockers
+	if (fLocker.InitCheck() < 0)
+		return fLocker.InitCheck();
+	if (fIteratorLocker.InitCheck() < 0)
+		return fIteratorLocker.InitCheck();
+	if (fQueryLocker.InitCheck() < 0)
+		return fQueryLocker.InitCheck();
 
 	status_t error = B_OK;
-	fID = id;
 	// create a block allocator
 	if (error == B_OK) {
 		fBlockAllocator = new(nothrow) BlockAllocator(kDefaultAreaSize);
@@ -291,7 +289,6 @@ Volume::Unmount()
 		delete fBlockAllocator;
 		fBlockAllocator = NULL;
 	}
-	fID = 0;
 	return B_OK;
 }
 
@@ -349,7 +346,7 @@ Volume::NewVNode(Node *node)
 {
 	status_t error = NodeAdded(node);
 	if (error == B_OK) {
-		error = new_vnode(GetID(), node->GetID(), node);
+		error = new_vnode(FSVolume(), node->GetID(), node, &gRamFSVnodeOps);
 		if (error != B_OK)
 			NodeRemoved(node);
 	}
@@ -362,7 +359,8 @@ Volume::PublishVNode(Node *node)
 {
 	status_t error = NodeAdded(node);
 	if (error == B_OK) {
-		error = publish_vnode(GetID(), node->GetID(), node);
+		error = publish_vnode(FSVolume(), node->GetID(), node, &gRamFSVnodeOps,
+			node->GetMode(), 0);
 		if (error != B_OK)
 			NodeRemoved(node);
 	}
@@ -373,7 +371,7 @@ Volume::PublishVNode(Node *node)
 status_t
 Volume::GetVNode(ino_t id, Node **node)
 {
-	return (fMounted ? get_vnode(GetID(), id, (void**)node) : B_BAD_VALUE);
+	return (fMounted ? get_vnode(FSVolume(), id, (void**)node) : B_BAD_VALUE);
 }
 
 // GetVNode
@@ -384,7 +382,7 @@ Volume::GetVNode(Node *node)
 	status_t error = (fMounted ? GetVNode(node->GetID(), &dummy)
 							   : B_BAD_VALUE );
 	if (error == B_OK && dummy != node) {
-		FATAL(("Two Nodes have the same ID: %Ld!\n", node->GetID()));
+		FATAL("Two Nodes have the same ID: %Ld!\n", node->GetID());
 		PutVNode(dummy);
 		error = B_ERROR;
 	}
@@ -395,14 +393,14 @@ Volume::GetVNode(Node *node)
 status_t
 Volume::PutVNode(ino_t id)
 {
-	return (fMounted ? put_vnode(GetID(), id) : B_BAD_VALUE);
+	return (fMounted ? put_vnode(FSVolume(), id) : B_BAD_VALUE);
 }
 
 // PutVNode
 status_t
 Volume::PutVNode(Node *node)
 {
-	return (fMounted ? put_vnode(GetID(), node->GetID()) : B_BAD_VALUE);
+	return (fMounted ? put_vnode(FSVolume(), node->GetID()) : B_BAD_VALUE);
 }
 
 // RemoveVNode
@@ -410,7 +408,7 @@ status_t
 Volume::RemoveVNode(Node *node)
 {
 	if (fMounted)
-		return remove_vnode(GetID(), node->GetID());
+		return remove_vnode(FSVolume(), node->GetID());
 	status_t error = NodeRemoved(node);
 	if (error == B_OK)
 		delete node;
@@ -421,7 +419,7 @@ Volume::RemoveVNode(Node *node)
 status_t
 Volume::UnremoveVNode(Node *node)
 {
-	return (fMounted ? unremove_vnode(GetID(), node->GetID()) : B_BAD_VALUE);
+	return (fMounted ? unremove_vnode(FSVolume(), node->GetID()) : B_BAD_VALUE);
 }
 
 // NodeAdded

src/add-ons/kernel/file_systems/ramfs/Volume.h

@@ -99,7 +99,7 @@ public:
 	status_t Mount(uint32 flags);
 	status_t Unmount();
 
-	dev_t GetID() const { return fID; }
+	dev_t GetID() const { return fVolume != NULL ? fVolume->id : -1; }
 	fs_volume* FSVolume() const { return fVolume; }
 
 	off_t GetBlockSize() const;
@@ -183,7 +183,6 @@ protected:
 private:
 	typedef DoublyLinkedList<Query>	QueryList;
 
-	dev_t					fID;
 	ino_t					fNextNodeID;
 	NodeTable				*fNodeTable;
 	DirectoryEntryTable		*fDirectoryEntryTable;

src/add-ons/kernel/file_systems/ramfs/ramfs.h

@@ -8,6 +8,7 @@
 
 #include <SupportDefs.h>
 
+extern struct fs_vnode_ops gRamFSVnodeOps;
 const size_t kMaxIndexKeyLength = 256;
 
 #endif	// RAM_FS_H