--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/util.h	Thu May 24 20:57:06 2012 +0300
@@ -0,0 +1,104 @@
+/*
+ * NNChat - Custom chat client for NewbieNudes.com chatrooms
+ * Written by Matti 'ccr' Hämäläinen
+ * (C) Copyright 2008-2012 Tecnic Software productions (TNSP)
+ */
+#ifndef LIBNNUTIL_H
+#define LIBNNUTIL_H
+
+#include <stdio.h>
+#include <unistd.h>
+#include "th_types.h"
+#include "th_string.h"
+
+
+#define NN_TMPBUF_SIZE    (4096)
+#define NN_ALLOC_SIZE     (128)
+#define NN_NUM_BUCKETS    (256)
+#define NN_BACKBUF_LEN    (512)       // Backbuffer size (in lines)
+
+
+typedef struct _nn_user_t
+{
+    char *name;
+    time_t lastspoke, joined;
+    struct _nn_user_t *next;
+} nn_user_t;
+
+
+typedef struct
+{
+    nn_user_t *buckets[NN_NUM_BUCKETS];
+} nn_userhash_t;
+
+
+nn_userhash_t *nn_userhash_new(void);
+nn_user_t * nn_userhash_foreach(const nn_userhash_t *, int (*func)(const nn_user_t *));
+nn_user_t * nn_user_match(const nn_userhash_t *list, const char *str, const char *current, BOOL again);
+int         nn_userhash_insert(nn_userhash_t *, const char *name);
+int         nn_userhash_delete(nn_userhash_t *, const char *name);
+void        nn_userhash_free(nn_userhash_t *);
+void        nn_user_free(nn_user_t *);
+void        nn_user_free_list(nn_user_t *);
+nn_user_t * nn_user_copy(const nn_user_t *src);
+nn_user_t * nn_user_find(const nn_userhash_t *list, const char *name);
+
+
+char *      nn_encode_str1(const char *str);
+char *      nn_decode_str1(const char *str);
+char *      nn_encode_str2(const char *str);
+char *      nn_decode_str2(const char *str);
+char *      nn_strip_tags(const char *str);
+char *      nn_dbldecode_str(const char *str);
+char *      nn_dblencode_str(const char *str);
+
+char *      nn_username_encode(char *str);
+char *      nn_username_decode(char *str);
+
+
+typedef struct
+{
+    size_t pos, len, size;
+    char *data;
+} nn_editbuf_t;
+
+int         nn_editbuf_write(nn_editbuf_t *buf, size_t pos, char ch);
+int         nn_editbuf_insert(nn_editbuf_t *buf, size_t pos, char ch);
+int         nn_editbuf_delete(nn_editbuf_t *buf, size_t pos);
+void        nn_editbuf_clear(nn_editbuf_t *buf);
+nn_editbuf_t * nn_editbuf_new(size_t n);
+void        nn_editbuf_free(nn_editbuf_t *buf);
+nn_editbuf_t * nn_editbuf_copy(nn_editbuf_t *src);
+void        nn_editbuf_setpos(nn_editbuf_t *buf, size_t pos);
+char *      nn_editbuf_get_string(nn_editbuf_t *buf, size_t start, size_t end);
+
+
+typedef struct
+{
+    qringbuf_t *data;   // "Backbuffer" data for this window
+    int pos;            // Current position in the window, 0 = real time
+    BOOL dirty;
+
+    char *id;           // Chatter ID, NULL = main window
+    int num;		// Window number
+
+    char *buf;
+    size_t len, bufsize;
+    size_t chlen;
+} nn_window_t;
+
+nn_window_t *nn_window_new(const char *);
+void        nn_window_free(nn_window_t *);
+
+
+typedef struct
+{
+    size_t len;
+    char *str;
+} nn_strtuple_t;
+
+
+nn_strtuple_t *nn_strtuple_new(size_t, char *);
+void nn_strtuple_free(nn_strtuple_t *);
+
+#endif