Added build files and first code stub.

src/image.h

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2007 Vreixo Formoso
+ * 
+ * This file is part of the libisofs project; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License version 2 as 
+ * published by the Free Software Foundation. See COPYING file for details.
+ */
+#ifndef LIBISO_IMAGE_H_
+#define LIBISO_IMAGE_H_
+
+
+struct IsoImage {
+	
+	
+};
+
+#endif /*LIBISO_IMAGE_H_*/

src/libisofs.h

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+/*
+ * Copyright (c) 2007 Vreixo Formoso
+ * 
+ * This file is part of the libisofs project; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License version 2 as 
+ * published by the Free Software Foundation. See COPYING file for details.
+ */
+#ifndef LIBISO_LIBISOFS_H_
+#define LIBISO_LIBISOFS_H_
+
+typedef struct Iso_Tree_Node IsoTreeNode;
+
+/**
+ * Increments the reference counting of the given node.
+ */
+void iso_node_ref(IsoTreeNode *node);
+
+
+#endif /*LIBISO_LIBISOFS_H_*/

src/tree.c

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+/*
+ * Copyright (c) 2007 Vreixo Formoso
+ * 
+ * This file is part of the libisofs project; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License version 2 as 
+ * published by the Free Software Foundation. See COPYING file for details.
+ */
+
+#include "tree.h"
+#include "libisofs.h"
+
+
+/**
+ * Increments the reference counting of the given node.
+ */
+void iso_node_ref(IsoTreeNode *node) {
+	node->refcount++;
+}

src/tree.h

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+/*
+ * Copyright (c) 2007 Vreixo Formoso
+ * 
+ * This file is part of the libisofs project; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License version 2 as 
+ * published by the Free Software Foundation. See COPYING file for details.
+ */
+#ifndef LIBISO_TREE_H_
+#define LIBISO_TREE_H_
+
+/*
+ * Definitions for the public iso tree
+ */
+
+#include "libisofs.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+/**
+ * The type of an IsoTreeNode.
+ */
+enum IsoTreeNodeType {
+    LIBISO_DIR,
+    LIBISO_FILE,
+    LIBISO_SYMLINK,
+    LIBISO_SPECIAL,
+    LIBISO_BOOT
+};
+
+/**
+ * 
+ */
+struct Iso_Tree_Node {
+    /*
+     * Initilized to 1, originally owned by user, until added to another node.
+     * Then it is owned by the parent node, so the user must take his own ref 
+     * if needed. With the exception of the creation functions, none of the
+     * other libisofs functions that return an IsoTreeNode increment its 
+     * refcount. This is responsablity of the client, if (s)he needs it.
+     */
+    int refcount;
+
+    /**< Type of the IsoTreeNode, do not confuse with mode */
+    enum IsoTreeNodeType type;
+
+    char *name; /**< Real name, supossed to be in UTF-8 */
+
+    mode_t mode; /**< protection */
+    uid_t uid;   /**< user ID of owner */
+    gid_t gid;   /**< group ID of owner */
+
+    /* TODO #00001 : consider adding new timestamps */
+    time_t atime; /**< time of last access */
+    time_t mtime; /**< time of last modification */
+    time_t ctime; /**< time of last status change */
+
+    struct IsoDir *parent; /**< parent node, NULL for root */
+
+    /*
+     * Pointers to the doubled linked list of children in a dir.
+     * It is a circular list where the last child points to the first
+     * and viceversa.
+     */
+    IsoTreeNode *prev;
+    IsoTreeNode *next;
+};
+
+struct IsoDir {
+    IsoTreeNode node;
+
+    size_t nchildren; /**< The number of children of this directory. */
+    struct IsoTreeNode *children; /**< list of children. ptr to first child */
+};
+
+//void iso_node_unref(IsoTreeNode *node);
+
+
+#endif /*TREE_H_*/