reorganize toxic_windows.h into two separate header files, rename main.c to toxic.c

build/Makefile.am

@@ -3,7 +3,8 @@
 bin_PROGRAMS = toxic
 
 
-toxic_SOURCES = $(top_srcdir)/src/main.c \
+toxic_SOURCES = $(top_srcdir)/src/toxic.c \
+                $(top_srcdir)/src/toxic.h \
                 $(top_srcdir)/src/chat.h \
                 $(top_srcdir)/src/chat.c \
                 $(top_srcdir)/src/configdir.h \
@@ -12,8 +13,8 @@ toxic_SOURCES = $(top_srcdir)/src/main.c \
                 $(top_srcdir)/src/prompt.c \
                 $(top_srcdir)/src/friendlist.h \
                 $(top_srcdir)/src/friendlist.c \
-                $(top_srcdir)/src/toxic_windows.h \
                 $(top_srcdir)/src/windows.c \
+                $(top_srcdir)/src/windows.h \
                 $(top_srcdir)/src/groupchat.c \
                 $(top_srcdir)/src/groupchat.h \
                 $(top_srcdir)/src/global_commands.c \
@@ -35,11 +36,11 @@ toxic_SOURCES = $(top_srcdir)/src/main.c \
                 $(top_srcdir)/src/settings.c \
                 $(top_srcdir)/src/settings.h
 
-toxic_CFLAGS =                 -I$(top_srcdir) \
+toxic_CFLAGS =  -I$(top_srcdir) \
-				$(NCURSES_CFLAGS) \
+				  $(NCURSES_CFLAGS) \
-				$(LIBSODIUM_CFLAGS) \
+				  $(LIBSODIUM_CFLAGS) \
-				$(LIBTOXCORE_CFLAGS) \
+				  $(LIBTOXCORE_CFLAGS) \
-				$(PTHREAD_CFLAGS)
+				  $(PTHREAD_CFLAGS)
 
 toxic_CPPFLAGS = '-DTOXICVER="$(TOXIC_VERSION)"'
 

configure.ac

@@ -4,7 +4,7 @@
 AC_PREREQ([2.65])
 AC_INIT([toxic], [0.4.0], [https://tox.im/])
 AC_CONFIG_AUX_DIR(configure_aux)
-AC_CONFIG_SRCDIR([src/main.c])
+AC_CONFIG_SRCDIR([src/toxic.c])
 AC_CONFIG_HEADERS([config.h])
 AM_INIT_AUTOMAKE([1.10 -Wall])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

src/audio_call.c

@@ -1,16 +1,34 @@
-/*
+/*  audio_call.c
- * Toxic -- Tox Curses Client
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Toxic is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
  */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "audio_call.h"
 #include "chat_commands.h"
 #include "global_commands.h"
-#include "toxic_windows.h"
 #include "line_info.h"
 
 #include <curses.h>

src/audio_call.h

@@ -1,5 +1,23 @@
-/*
+/*  audio_call.h
- * Toxic -- Tox Curses Client
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Toxic is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
  */
 
 #ifndef _audio_h
@@ -7,6 +25,9 @@
 
 #include <tox/toxav.h>
 
+#include "toxic.h"
+#include "windows.h"
+
 #define MAX_DEVICES 32
 
 typedef enum _AudioError {

src/chat.c

@@ -28,7 +28,8 @@
 #include <string.h>
 #include <time.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "execute.h"
 #include "misc_tools.h"
 #include "friendlist.h"

src/chat.h

@@ -23,7 +23,8 @@
 #ifndef CHAT_H_6489PZ13
 #define CHAT_H_6489PZ13
 
-#include "toxic_windows.h"
+#include "windows.h"
+#include "toxic.h"
 
 void kill_chat_window(ToxWindow *self);
 ToxWindow new_chat(Tox *m, int32_t friendnum);

src/chat_commands.c

@@ -27,7 +27,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "misc_tools.h"
 #include "friendlist.h"
 #include "execute.h"

src/chat_commands.h

@@ -20,6 +20,12 @@
  *
  */
 
+#ifndef _chat_commands_h
+#define _chat_commands_h
+
+#include "windows.h"
+#include "toxic.h"
+
 void cmd_chat_help(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_groupinvite(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_join_group(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
@@ -34,3 +40,5 @@ void cmd_reject(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZ
 void cmd_hangup(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_cancel(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 #endif /* _SUPPORT_AUDIO */
+
+#endif /* #define _chat_commands_h */

src/configdir.h

@@ -20,6 +20,9 @@
  *
  */
 
+#ifndef _configdir_h
+#define _configdir_h
+
 #define CONFIGDIR "/tox/"
 
 #ifndef S_ISDIR
@@ -29,3 +32,5 @@
 char *get_user_config_dir(void);
 
 int create_user_config_dir(char *path);
+
+#endif /* #define _configdir_h */

src/execute.c

@@ -28,7 +28,8 @@
 #include <string.h>
 #include <assert.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "execute.h"
 #include "chat_commands.h"
 #include "global_commands.h"

src/execute.h

@@ -20,6 +20,12 @@
  *
  */
 
+#ifndef _execute_h
+#define _execute_h
+
+#include "toxic.h"
+#include "windows.h"
+
 #define MAX_NUM_ARGS 4     /* Includes command */
 
 #ifdef _SUPPORT_AUDIO
@@ -37,3 +43,5 @@ enum {
 };
 
 void execute(WINDOW *w, ToxWindow *self, Tox *m, char *cmd, int mode);
+
+#endif /* #define _execute_h */

src/file_senders.c

@@ -28,7 +28,9 @@
 #include <stdlib.h>
 #include <time.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
+#include "file_senders.h"
 #include "line_info.h"
 
 FileSender file_senders[MAX_FILES];

src/file_senders.h

@@ -20,7 +20,33 @@
  *
  */
 
+#ifndef _filesenders_h
+#define _filesenders_h
+
+#include "toxic.h"
+#include "windows.h"
+
+#define FILE_PIECE_SIZE 2048    /* must be >= (MAX_CRYPTO_DATA_SIZE - 2) in toxcore/net_crypto.h */
+#define MAX_FILES 256
+#define TIMEOUT_FILESENDER 300
+
+typedef struct {
+    FILE *file;
+    ToxWindow *toxwin;
+    int32_t friendnum;
+    bool active;
+    int filenum;
+    uint8_t nextpiece[FILE_PIECE_SIZE];
+    uint16_t piecelen;
+    uint8_t pathname[MAX_STR_SIZE];
+    uint64_t timestamp;
+    uint64_t size;
+    uint32_t line_id;
+} FileSender;
+
 /* Should only be called on exit */
 void close_all_file_senders(void);
 
 void do_file_senders(Tox *m);
+
+#endif  /* #define _filesenders_h */

src/friendlist.c

@@ -31,6 +31,8 @@
 
 #include <tox/tox.h>
 
+#include "toxic.h"
+#include "windows.h"
 #include "chat.h"
 #include "friendlist.h"
 #include "misc_tools.h"

src/friendlist.h

@@ -24,10 +24,21 @@
 #define FRIENDLIST_H_53I41IM
 
 #include <time.h>
-#include "toxic_windows.h"
+
+#include "toxic.h"
+#include "windows.h"
+#include "file_senders.h"
 
 #define TIME_STR_SIZE 16
 
+struct FileReceiver {
+    uint8_t filenames[MAX_FILES][MAX_STR_SIZE];
+    FILE *files[MAX_FILES];
+    bool pending[MAX_FILES];
+    uint64_t size[MAX_FILES];
+    uint32_t line_id[MAX_FILES];
+};
+
 struct LastOnline {
     uint64_t last_on;
     struct tm tm;

src/global_commands.c

@@ -27,7 +27,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "misc_tools.h"
 #include "friendlist.h"
 #include "log.h"

src/global_commands.h

@@ -20,6 +20,12 @@
  *
  */
 
+#ifndef _global_commands_h
+#define _global_commands_h
+
+#include "windows.h"
+#include "toxic.h"
+
 void cmd_accept(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_add(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_clear(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
@@ -37,3 +43,5 @@ void cmd_status(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZ
 void cmd_list_devices(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 void cmd_change_device(WINDOW *, ToxWindow *, Tox *, int argc, char (*argv)[MAX_STR_SIZE]);
 #endif /* _SUPPORT_AUDIO */
+
+#endif /* #define _global_commands_h */

src/groupchat.c

@@ -28,7 +28,8 @@
 #include <string.h>
 #include <time.h>
 
-#include "toxic_windows.h"
+#include "windows.h"
+#include "toxic.h"
 #include "execute.h"
 #include "misc_tools.h"
 #include "groupchat.h"

src/groupchat.h

@@ -20,6 +20,12 @@
  *
  */
 
+#ifndef _groupchat_h
+#define _groupchat_h
+
+#include "toxic.h"
+#include "windows.h"
+
 #define SIDEBAR_WIDTH 16
 #define SDBAR_OFST 2    /* Offset for the peer number box at the top of the statusbar */
 
@@ -37,3 +43,5 @@ typedef struct {
 void kill_groupchat_window(ToxWindow *self);
 int init_groupchat_win(ToxWindow *prompt, Tox *m, int groupnum);
 ToxWindow new_group_chat(Tox *m, int groupnum);
+
+#endif /* #define _groupchat_h */

src/line_info.c

@@ -28,7 +28,8 @@
 #include <string.h>
 #include <stdbool.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "line_info.h"
 #include "groupchat.h"
 #include "settings.h"

src/line_info.h

@@ -20,6 +20,12 @@
  *
  */
 
+#ifndef _line_info_h
+#define line_info_h
+
+#include "windows.h"
+#include "toxic.h"
+
 #define MAX_HISTORY 10000
 #define MIN_HISTORY 20
 
@@ -84,3 +90,5 @@ void line_info_set(ToxWindow *self, uint32_t id, uint8_t *msg);
 void line_info_init(struct history *hst);
 void line_info_onKey(ToxWindow *self, wint_t key);
 void line_info_onDraw(ToxWindow *self);
+
+#endif /* #define line_info_h */

src/log.c

@@ -29,7 +29,8 @@
 #include <time.h>
 
 #include "configdir.h"
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "misc_tools.h"
 #include "log.h"
 #include "settings.h"

src/log.h

@@ -20,6 +20,9 @@
  *
  */
 
+#ifndef _log_h
+#define _log_h
+
 #define LOG_FLUSH_LIMIT 2  /* limits calls to fflush(logfile) to a max of one per LOG_FLUSH_LIMIT seconds */
 
 struct chatlog {
@@ -40,3 +43,5 @@ void log_enable(uint8_t *name, uint8_t *key, struct chatlog *log);
 
 /* disables logging for specified log and closes file */
 void log_disable(struct chatlog *log);
+
+#endif /* #define _log_h */

src/misc_tools.c

@@ -29,7 +29,8 @@
 #include <time.h>
 #include <limits.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "misc_tools.h"
 #include "settings.h"
 

src/misc_tools.h

@@ -19,6 +19,11 @@
  *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
+#ifndef _misc_tools_h
+#define _misc_tools_h
+
+#include "windows.h"
+#include "toxic.h"
 
 #define MIN(x, y) (((x) < (y)) ? (x) : (y))
 #define MAX(x, y) (((x) > (y)) ? (x) : (y))
@@ -75,3 +80,5 @@ void mv_curs_end(WINDOW *w, size_t len, int max_y, int max_x);
 
 /* gets base file name from path or original file name if no path is supplied */
 void get_file_name(uint8_t *namebuf, uint8_t *pathname);
+
+#endif /* #define _misc_tools_h */

src/prompt.c

@@ -27,7 +27,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "prompt.h"
 #include "execute.h"
 #include "misc_tools.h"

src/prompt.h

@@ -23,8 +23,10 @@
 #ifndef PROMPT_H_UZYGWFFL
 #define PROMPT_H_UZYGWFFL
 
-#define X_OFST 2    /* offset to account for prompt char */
+#include "toxic.h"
+#include "windows.h"
 
+#define X_OFST 2    /* offset to account for prompt char */
 
 #ifdef _SUPPORT_AUDIO
 #define AC_NUM_GLOB_COMMANDS 17

src/settings.c

@@ -23,7 +23,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "configdir.h"
 
 #ifdef _SUPPORT_AUDIO

src/settings.h

@@ -20,6 +20,11 @@
  *
  */
 
+#ifndef _settings_h
+#define _settings_h
+
+#include "toxic.h"
+
 #ifdef _SUPPORT_AUDIO
     #define NUM_SETTINGS 8
 #else
@@ -58,3 +63,5 @@ enum {
 } settings_values;
 
 int settings_load(struct user_settings *s, char *path);
+
+#endif /* #define _settings_h */

src/toxic.c

@@ -0,0 +1,652 @@
+/*  toxic.c
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Toxic is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifndef SIGWINCH
+#define SIGWINCH 28
+#endif
+
+#include <curses.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <signal.h>
+#include <locale.h>
+#include <string.h>
+#include <time.h>
+#include <pthread.h>
+#include <getopt.h>
+#include <netdb.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <unistd.h>
+
+#include <tox/tox.h>
+
+#include "configdir.h"
+#include "toxic.h"
+#include "windows.h"
+#include "friendlist.h"
+#include "prompt.h"
+#include "misc_tools.h"
+#include "file_senders.h"
+#include "line_info.h"
+#include "settings.h"
+
+#ifdef _SUPPORT_AUDIO
+#include "audio_call.h"
+#endif /* _SUPPORT_AUDIO */
+
+#ifndef PACKAGE_DATADIR
+#define PACKAGE_DATADIR "."
+#endif
+
+#ifdef _SUPPORT_AUDIO
+ToxAv *av;
+#endif /* _SUPPORT_AUDIO */
+
+/* Export for use in Callbacks */
+char *DATA_FILE = NULL;
+ToxWindow *prompt = NULL;
+
+struct arg_opts {
+    int ignore_data_file;
+    int use_ipv4;
+    char config_path[MAX_STR_SIZE];
+    char nodes_path[MAX_STR_SIZE];
+} arg_opts;
+
+struct _Winthread Winthread;
+struct user_settings *user_settings = NULL;
+
+void on_window_resize(int sig)
+{
+    refresh();
+    clear();
+}
+
+static void init_term(void)
+{
+    /* Setup terminal */
+    signal(SIGWINCH, on_window_resize);
+#if HAVE_WIDECHAR
+
+    if (setlocale(LC_ALL, "") == NULL) {
+        fprintf(stderr, "Could not set your locale, plese check your locale settings or"
+                "disable wide char support\n");
+        exit(EXIT_FAILURE);
+    }
+
+#endif
+    initscr();
+    cbreak();
+    keypad(stdscr, 1);
+    noecho();
+    timeout(100);
+
+    if (has_colors()) {
+        short bg_color = COLOR_BLACK;
+        start_color();
+
+        if (user_settings->colour_theme == NATIVE_COLS) {
+            if (assume_default_colors(-1, -1) == OK)
+                bg_color = -1;
+        }
+
+        init_pair(0, COLOR_WHITE, COLOR_BLACK);
+        init_pair(1, COLOR_GREEN, bg_color);
+        init_pair(2, COLOR_CYAN, bg_color);
+        init_pair(3, COLOR_RED, bg_color);
+        init_pair(4, COLOR_BLUE, bg_color);
+        init_pair(5, COLOR_YELLOW, bg_color);
+        init_pair(6, COLOR_MAGENTA, bg_color);
+        init_pair(7, COLOR_BLACK, COLOR_BLACK);
+        init_pair(8, COLOR_BLACK, COLOR_WHITE);
+    }
+
+    refresh();
+}
+
+static Tox *init_tox(int ipv4)
+{
+    /* Init core */
+    int ipv6 = !ipv4;
+    Tox *m = tox_new(ipv6);
+
+    /*
+    * TOX_ENABLE_IPV6_DEFAULT is always 1.
+    * Checking it is redundant, this *should* be doing ipv4 fallback
+    */
+    if (ipv6 && m == NULL) {
+        fprintf(stderr, "IPv6 didn't initialize, trying IPv4\n");
+        m = tox_new(0);
+    }
+
+    if (ipv4)
+        fprintf(stderr, "Forcing IPv4 connection\n");
+
+    if (m == NULL)
+        return NULL;
+
+    /* Callbacks */
+    tox_callback_connection_status(m, on_connectionchange, NULL);
+    tox_callback_typing_change(m, on_typing_change, NULL);
+    tox_callback_friend_request(m, on_request, NULL);
+    tox_callback_friend_message(m, on_message, NULL);
+    tox_callback_name_change(m, on_nickchange, NULL);
+    tox_callback_user_status(m, on_statuschange, NULL);
+    tox_callback_status_message(m, on_statusmessagechange, NULL);
+    tox_callback_friend_action(m, on_action, NULL);
+    tox_callback_group_invite(m, on_groupinvite, NULL);
+    tox_callback_group_message(m, on_groupmessage, NULL);
+    tox_callback_group_action(m, on_groupaction, NULL);
+    tox_callback_group_namelist_change(m, on_group_namelistchange, NULL);
+    tox_callback_file_send_request(m, on_file_sendrequest, NULL);
+    tox_callback_file_control(m, on_file_control, NULL);
+    tox_callback_file_data(m, on_file_data, NULL);
+
+#ifdef __linux__
+    tox_set_name(m, (uint8_t *) "Cool dude", strlen("Cool dude"));
+#elif defined(__FreeBSD__)
+    tox_set_name(m, (uint8_t *) "Nerd", strlen("Nerd"));
+#elif defined(__APPLE__)
+    tox_set_name(m, (uint8_t *) "Hipster", strlen("Hipster")); /* This used to users of other Unixes are hipsters */
+#else
+    tox_set_name(m, (uint8_t *) "Registered Minix user #4", strlen("Registered Minix user #4"));
+#endif
+
+    return m;
+}
+
+#define MINLINE  50 /* IP: 7 + port: 5 + key: 38 + spaces: 2 = 70. ! (& e.g. tox.im = 6) */
+#define MAXLINE  256 /* Approx max number of chars in a sever line (name + port + key) */
+#define MAXNODES 50
+#define NODELEN (MAXLINE - TOX_CLIENT_ID_SIZE - 7)
+
+static int  linecnt = 0;
+static char nodes[MAXNODES][NODELEN];
+static uint16_t ports[MAXNODES];
+static uint8_t keys[MAXNODES][TOX_CLIENT_ID_SIZE];
+
+static int nodelist_load(char *filename)
+{
+    if (!filename)
+        return 1;
+
+    FILE *fp = fopen(filename, "r");
+
+    if (fp == NULL)
+        return 1;
+
+    char line[MAXLINE];
+
+    while (fgets(line, sizeof(line), fp) && linecnt < MAXNODES) {
+        if (strlen(line) > MINLINE) {
+            char *name = strtok(line, " ");
+            char *port = strtok(NULL, " ");
+            char *key_ascii = strtok(NULL, " ");
+
+            /* invalid line */
+            if (name == NULL || port == NULL || key_ascii == NULL)
+                continue;
+
+            snprintf(nodes[linecnt], sizeof(nodes[linecnt]), "%s", name);
+            nodes[linecnt][NODELEN - 1] = 0;
+            ports[linecnt] = htons(atoi(port));
+
+            uint8_t *key_binary = hex_string_to_bin(key_ascii);
+            memcpy(keys[linecnt], key_binary, TOX_CLIENT_ID_SIZE);
+            free(key_binary);
+
+            linecnt++;
+        }
+    }
+
+    if (linecnt < 1) {
+        fclose(fp);
+        return 2;
+    }
+
+    fclose(fp);
+    return 0;
+}
+
+int init_connection_helper(Tox *m, int line)
+{
+    return tox_bootstrap_from_address(m, nodes[line], TOX_ENABLE_IPV6_DEFAULT,
+                                      ports[line], keys[line]);
+}
+
+/* Connects to a random DHT node listed in the DHTnodes file
+ *
+ * return codes:
+ * 1: failed to open node file
+ * 2: no line of sufficient length in node file
+ * 3: failed to resolve name to IP
+ * 4: nodelist file contains no acceptable line
+ */
+static bool srvlist_loaded = false;
+
+#define NUM_INIT_NODES 5
+
+int init_connection(Tox *m)
+{
+    if (linecnt > 0) /* already loaded nodelist */
+        return init_connection_helper(m, rand() % linecnt) ? 0 : 3;
+
+    /* only once:
+     * - load the nodelist
+     * - connect to "everyone" inside
+     */
+    if (!srvlist_loaded) {
+        srvlist_loaded = true;
+        int res;
+
+        if (!arg_opts.nodes_path[0])
+            res = nodelist_load(PACKAGE_DATADIR "/DHTnodes");
+        else
+            res = nodelist_load(arg_opts.nodes_path);
+
+        if (linecnt < 1)
+            return res;
+
+        res = 3;
+        int i;
+        int n = MIN(NUM_INIT_NODES, linecnt);
+
+        for (i = 0; i < n; ++i) {
+            if (init_connection_helper(m, rand() % linecnt))
+                res = 0;
+        }
+
+        return res;
+    }
+
+    /* empty nodelist file */
+    return 4;
+}
+
+static void do_connection(Tox *m, ToxWindow *prompt)
+{
+    uint8_t msg[MAX_STR_SIZE] = {0};
+
+    static int conn_try = 0;
+    static int conn_err = 0;
+    static bool dht_on = false;
+
+    bool is_connected = tox_isconnected(m);
+
+    if (!dht_on && !is_connected && !(conn_try++ % 100)) {
+        if (!conn_err) {
+            if ((conn_err = init_connection(m))) {
+                snprintf(msg, sizeof(msg), "\nAuto-connect failed with error code %d", conn_err);
+            }
+        }
+    } else if (!dht_on && is_connected) {
+        dht_on = true;
+        prompt_update_connectionstatus(prompt, dht_on);
+        snprintf(msg, sizeof(msg), "DHT connected.");
+    } else if (dht_on && !is_connected) {
+        dht_on = false;
+        prompt_update_connectionstatus(prompt, dht_on);
+        snprintf(msg, sizeof(msg), "\nDHT disconnected. Attempting to reconnect.");
+    }
+
+    if (msg[0])
+        line_info_add(prompt, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
+}
+
+static void load_friendlist(Tox *m)
+{
+    uint32_t i;
+    uint32_t numfriends = tox_count_friendlist(m);
+
+    for (i = 0; i < numfriends; ++i)
+        friendlist_onFriendAdded(NULL, m, i, false);
+}
+
+/*
+ * Store Messenger to given location
+ * Return 0 stored successfully
+ * Return 1 file path is NULL
+ * Return 2 malloc failed
+ * Return 3 opening path failed
+ * Return 4 fwrite failed
+ */
+int store_data(Tox *m, char *path)
+{
+    if (arg_opts.ignore_data_file)
+        return 0;
+
+    if (path == NULL)
+        return 1;
+
+    FILE *fd;
+    size_t len;
+    uint8_t *buf;
+
+    len = tox_size(m);
+    buf = malloc(len);
+
+    if (buf == NULL)
+        return 2;
+
+    tox_save(m, buf);
+
+    fd = fopen(path, "wb");
+
+    if (fd == NULL) {
+        free(buf);
+        return 3;
+    }
+
+    if (fwrite(buf, len, 1, fd) != 1) {
+        free(buf);
+        fclose(fd);
+        return 4;
+    }
+
+    free(buf);
+    fclose(fd);
+    return 0;
+}
+
+static void load_data(Tox *m, char *path)
+{
+    if (arg_opts.ignore_data_file)
+        return;
+
+    FILE *fd;
+    size_t len;
+    uint8_t *buf;
+
+    if ((fd = fopen(path, "rb")) != NULL) {
+        fseek(fd, 0, SEEK_END);
+        len = ftell(fd);
+        fseek(fd, 0, SEEK_SET);
+
+        buf = malloc(len);
+
+        if (buf == NULL) {
+            fclose(fd);
+            endwin();
+            fprintf(stderr, "malloc() failed. Aborting...\n");
+            exit(EXIT_FAILURE);
+        }
+
+        if (fread(buf, len, 1, fd) != 1) {
+            free(buf);
+            fclose(fd);
+            endwin();
+            fprintf(stderr, "fread() failed. Aborting...\n");
+            exit(EXIT_FAILURE);
+        }
+
+        tox_load(m, buf, len);
+        load_friendlist(m);
+
+        free(buf);
+        fclose(fd);
+    } else {
+        int st;
+
+        if ((st = store_data(m, path)) != 0) {
+            endwin();
+            fprintf(stderr, "Store messenger failed with return code: %d\n", st);
+            exit(EXIT_FAILURE);
+        }
+    }
+}
+
+void exit_toxic(Tox *m)
+{
+    store_data(m, DATA_FILE);
+    close_all_file_senders();
+    kill_all_windows();
+    log_disable(prompt->chatwin->log);
+    line_info_cleanup(prompt->chatwin->hst);
+    free(DATA_FILE);
+    free(prompt->stb);
+    free(prompt->chatwin->log);
+    free(prompt->chatwin->hst);
+    free(prompt->chatwin);
+    free(user_settings);
+#ifdef _SUPPORT_AUDIO
+    terminate_audio();
+#endif /* _SUPPORT_AUDIO */
+    tox_kill(m);
+    endwin();
+    exit(EXIT_SUCCESS);
+}
+
+static void do_toxic(Tox *m, ToxWindow *prompt)
+{
+    pthread_mutex_lock(&Winthread.lock);
+
+    do_connection(m, prompt);
+    do_file_senders(m);
+
+    /* main tox-core loop */
+    tox_do(m);
+
+    pthread_mutex_unlock(&Winthread.lock);
+}
+
+void *thread_winref(void *data)
+{
+    Tox *m = (Tox *) data;
+
+    while (true) {
+        draw_active_window(m);
+        refresh_inactive_windows();
+    }
+}
+
+static void print_usage(void)
+{
+    fprintf(stderr, "usage: toxic [OPTION] [FILE ...]\n");
+    fprintf(stderr, "  -f, --file           Use specified data file\n");
+    fprintf(stderr, "  -x, --nodata         Ignore data file\n");
+    fprintf(stderr, "  -4, --ipv4           Force IPv4 connection\n");
+    fprintf(stderr, "  -c, --config         Use specified config file\n");
+    fprintf(stderr, "  -n, --nodes          Use specified DHTnodes file\n");
+    fprintf(stderr, "  -h, --help           Show this message and exit\n");
+}
+
+static void set_default_opts(void)
+{
+    arg_opts.use_ipv4 = 0;
+    arg_opts.ignore_data_file = 0;
+}
+
+static void parse_args(int argc, char *argv[])
+{
+    set_default_opts();
+
+    const char *opts_str = "4xf:c:n:h";
+    int opt, indexptr;
+
+    while (true) {
+        static struct option long_opts[] = {
+            {"file", required_argument, 0, 'f'},
+            {"nodata", no_argument, 0, 'x'},
+            {"ipv4", no_argument, 0, '4'},
+            {"config", required_argument, 0, 'c'},
+            {"nodes", required_argument, 0, 'n'},
+            {"help", no_argument, 0, 'h'},
+        };
+
+        opt = getopt_long(argc, argv, opts_str, long_opts, &indexptr);
+
+        if (opt == -1)
+            break;
+
+        switch (opt) {
+            case 'f':
+                DATA_FILE = strdup(optarg);
+                break;
+
+            case 'x':
+                arg_opts.ignore_data_file = 1;
+                break;
+
+            case '4':
+                arg_opts.use_ipv4 = 1;
+                break;
+
+            case 'c':
+                snprintf(arg_opts.config_path, sizeof(arg_opts.config_path), "%s", optarg);
+                break;
+
+            case 'n':
+                snprintf(arg_opts.nodes_path, sizeof(arg_opts.nodes_path), "%s", optarg);
+                break;
+
+            case 'h':
+            default:
+                print_usage();
+                exit(EXIT_FAILURE);
+        }
+    }
+}
+
+int main(int argc, char *argv[])
+{
+    char *user_config_dir = get_user_config_dir();
+    int config_err = 0;
+
+    parse_args(argc, argv);
+
+    /* Make sure all written files are read/writeable only by the current user. */
+    umask(S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH);
+
+    config_err = create_user_config_dir(user_config_dir);
+
+    if (DATA_FILE == NULL ) {
+        if (config_err) {
+            DATA_FILE = strdup("data");
+        } else {
+            DATA_FILE = malloc(strlen(user_config_dir) + strlen(CONFIGDIR) + strlen("data") + 1);
+
+            if (DATA_FILE != NULL) {
+                strcpy(DATA_FILE, user_config_dir);
+                strcat(DATA_FILE, CONFIGDIR);
+                strcat(DATA_FILE, "data");
+            } else {
+                endwin();
+                fprintf(stderr, "malloc() failed. Aborting...\n");
+                exit(EXIT_FAILURE);
+            }
+        }
+    }
+
+    free(user_config_dir);
+
+    /* init user_settings struct and load settings from conf file */
+    user_settings = malloc(sizeof(struct user_settings));
+
+    if (user_settings == NULL) {
+        endwin();
+        fprintf(stderr, "malloc() failed. Aborting...\n");
+        exit(EXIT_FAILURE);
+    }
+
+    memset(user_settings, 0, sizeof(struct user_settings));
+
+    char *p = arg_opts.config_path[0] ? arg_opts.config_path : NULL;
+    int settings_err = settings_load(user_settings, p);
+
+    Tox *m = init_tox(arg_opts.use_ipv4);
+    init_term();
+
+    if (m == NULL) {
+        endwin();
+        fprintf(stderr, "Failed to initialize network. Aborting...\n");
+        exit(EXIT_FAILURE);
+    }
+
+    if (!arg_opts.ignore_data_file)
+        load_data(m, DATA_FILE);
+
+    prompt = init_windows(m);
+
+    /* create new thread for ncurses stuff */
+    if (pthread_mutex_init(&Winthread.lock, NULL) != 0) {
+        endwin();
+        fprintf(stderr, "Mutex init failed. Aborting...\n");
+        exit(EXIT_FAILURE);
+    }
+
+    if (pthread_create(&Winthread.tid, NULL, thread_winref, (void *) m) != 0) {
+        endwin();
+        fprintf(stderr, "Thread creation failed. Aborting...\n");
+        exit(EXIT_FAILURE);
+    }
+
+    uint8_t *msg;
+
+#ifdef _SUPPORT_AUDIO
+
+    av = init_audio(prompt, m);
+    
+    device_set(prompt, input, user_settings->audio_in_dev);
+    device_set(prompt, output, user_settings->audio_out_dev);
+
+    if ( errors() == NoError )
+        msg = "Audio initiated with no problems.";
+    else /* Get error code and stuff */
+        msg = "Error initiating audio!";
+
+    line_info_add(prompt, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
+
+#endif /* _SUPPORT_AUDIO */
+
+    if (config_err) {
+        msg = "Unable to determine configuration directory. Defaulting to 'data' for a keyfile...";
+        line_info_add(prompt, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
+    }
+
+
+    if (settings_err == -1) {
+        msg = "Failed to load user settings";
+        line_info_add(prompt, NULL, NULL, NULL, msg, SYS_MSG, 0, 0);
+    }
+
+
+    sort_friendlist_index();
+    prompt_init_statusbar(prompt, m);
+
+    while (true) {
+        update_unix_time();
+        do_toxic(m, prompt);
+        // uint32_t st = MIN(tox_do_interval(m) * 1000, 20000); 
+        usleep(10000);
+    }
+
+    return 0;
+}

src/toxic.h

@@ -0,0 +1,84 @@
+/*  toxic.h
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Toxic is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef _toxic_h
+#define _toxic_h
+
+#ifndef TOXICVER
+#define TOXICVER "NOVER_"    /* Use the -D flag to set this */
+#endif
+
+#include <stdbool.h>
+#include <curses.h>
+
+#include <tox/tox.h>
+
+#define UNKNOWN_NAME "Anonymous"
+
+#define MAX_FRIENDS_NUM 500
+#define MAX_STR_SIZE 256
+#define MAX_CMDNAME_SIZE 64
+#define TOXIC_MAX_NAME_LENGTH 32   /* Must be <= TOX_MAX_NAME_LENGTH */
+#define KEY_IDENT_DIGITS 2    /* number of hex digits to display for the pub-key based identifier */
+#define TIME_STR_SIZE 16
+
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+
+/* ASCII key codes */
+#define T_KEY_KILL       0x0B     /* ctrl-k */
+#define T_KEY_DISCARD    0x15     /* ctrl-u */
+#define T_KEY_NEXT       0x10     /* ctrl-p */
+#define T_KEY_PREV       0x0F     /* ctrl-o */
+#define T_KEY_C_E        0x05     /* ctrl-e */
+#define T_KEY_C_A        0x01     /* ctrl-a */
+#define T_KEY_ESC        0x1B     /* ESC key */
+
+enum {
+    MOVE_UP,
+    MOVE_DOWN,
+} KEY_DIRS;
+
+/* Fixes text color problem on some terminals.
+   Uncomment if necessary */
+/* #define URXVT_FIX */
+
+void on_request(Tox *m, uint8_t *public_key, uint8_t *data, uint16_t length, void *userdata);
+void on_connectionchange(Tox *m, int32_t friendnumber, uint8_t status, void *userdata);
+void on_message(Tox *m, int32_t friendnumber, uint8_t *string, uint16_t length, void *userdata);
+void on_action(Tox *m, int32_t friendnumber, uint8_t *string, uint16_t length, void *userdata);
+void on_nickchange(Tox *m, int32_t friendnumber, uint8_t *string, uint16_t length, void *userdata);
+void on_statuschange(Tox *m, int32_t friendnumber, uint8_t status, void *userdata);
+void on_statusmessagechange(Tox *m, int32_t friendnumber, uint8_t *string, uint16_t length, void *userdata);
+void on_friendadded(Tox *m, int32_t friendnumber, bool sort);
+void on_groupmessage(Tox *m, int groupnumber, int peernumber, uint8_t *message, uint16_t length, void *userdata);
+void on_groupaction(Tox *m, int groupnumber, int peernumber, uint8_t *action, uint16_t length, void *userdata);
+void on_groupinvite(Tox *m, int32_t friendnumber, uint8_t *group_pub_key, void *userdata);
+void on_group_namelistchange(Tox *m, int groupnumber, int peernumber, uint8_t change, void *userdata);
+void on_file_sendrequest(Tox *m, int32_t friendnumber, uint8_t filenumber, uint64_t filesize, uint8_t *pathname,
+                         uint16_t pathname_length, void *userdata);
+void on_file_control(Tox *m, int32_t friendnumber, uint8_t receive_send, uint8_t filenumber, uint8_t control_type,
+                     uint8_t *data, uint16_t length, void *userdata);
+void on_file_data(Tox *m, int32_t friendnumber, uint8_t filenumber, uint8_t *data, uint16_t length, void *userdata);
+void on_typing_change(Tox *m, int32_t friendnumber, uint8_t is_typing, void *userdata);
+
+#endif  /* #define _toxic_h */

src/toxic_strings.c

@@ -27,7 +27,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "misc_tools.h"
 #include "toxic_strings.h"
 

src/toxic_strings.h

@@ -20,6 +20,11 @@
  *
  */
 
+#ifndef _toxic_strings_h
+#define _toxic_strings_h
+
+#include "windows.h"
+
 /* Adds char to line at pos */
 void add_char_to_buf(ChatContext *ctx, wint_t ch);
 
@@ -59,3 +64,5 @@ void add_line_to_hist(ChatContext *ctx);
 
    resets line if at end of history */
 void fetch_hist_item(ChatContext *ctx, int key_dir);
+
+#endif /* #define _toxic_strings_h */

src/windows.c

@@ -30,7 +30,8 @@
 
 #include "friendlist.h"
 #include "prompt.h"
-#include "toxic_windows.h"
+#include "toxic.h"
+#include "windows.h"
 #include "groupchat.h"
 
 extern char *DATA_FILE;

src/windows.h

@@ -0,0 +1,180 @@
+/*  windows.h
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Toxic is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef _windows_h
+#define _windows_h
+
+#include <pthread.h>
+#include <wctype.h>
+#include <wchar.h>
+
+#include <tox/tox.h>
+
+#ifdef _SUPPORT_AUDIO
+#include <tox/toxav.h>
+#endif /* _SUPPORT_AUDIO */
+
+#include "toxic.h"
+
+#define MAX_WINDOWS_NUM 32
+#define CURS_Y_OFFSET 3    /* y-axis cursor offset for chat contexts */
+#define CHATBOX_HEIGHT 4
+
+/* Curses foreground colours (background is black) */
+enum {
+    WHITE,
+    GREEN,
+    CYAN,
+    RED,
+    BLUE,
+    YELLOW,
+    MAGENTA,
+    BLACK,
+} C_COLOURS;
+
+/* tab alert types: lower types take priority */
+enum {
+    WINDOW_ALERT_0,
+    WINDOW_ALERT_1,
+    WINDOW_ALERT_2,
+} WINDOW_ALERTS;
+
+/* Fixes text color problem on some terminals.
+   Uncomment if necessary */
+/* #define URXVT_FIX */
+
+struct _Winthread {
+    pthread_t tid;
+    pthread_mutex_t lock;
+};
+
+typedef struct ToxWindow ToxWindow;
+typedef struct StatusBar StatusBar;
+typedef struct PromptBuf PromptBuf;
+typedef struct ChatContext ChatContext;
+
+struct ToxWindow {
+    void(*onKey)(ToxWindow *, Tox *, wint_t, bool);
+    void(*onDraw)(ToxWindow *, Tox *);
+    void(*onInit)(ToxWindow *, Tox *);
+    void(*onFriendRequest)(ToxWindow *, Tox *, uint8_t *, uint8_t *, uint16_t);
+    void(*onFriendAdded)(ToxWindow *, Tox *, int32_t, bool);
+    void(*onConnectionChange)(ToxWindow *, Tox *, int32_t, uint8_t);
+    void(*onMessage)(ToxWindow *, Tox *, int32_t, uint8_t *, uint16_t);
+    void(*onNickChange)(ToxWindow *, Tox *, int32_t, uint8_t *, uint16_t);
+    void(*onStatusChange)(ToxWindow *, Tox *, int32_t, uint8_t);
+    void(*onStatusMessageChange)(ToxWindow *, int32_t, uint8_t *, uint16_t);
+    void(*onAction)(ToxWindow *, Tox *, int32_t, uint8_t *, uint16_t);
+    void(*onGroupMessage)(ToxWindow *, Tox *, int, int, uint8_t *, uint16_t);
+    void(*onGroupAction)(ToxWindow *, Tox *, int, int, uint8_t *, uint16_t);
+    void(*onGroupInvite)(ToxWindow *, Tox *, int32_t, uint8_t *);
+    void(*onGroupNamelistChange)(ToxWindow *, Tox *, int, int, uint8_t);
+    void(*onFileSendRequest)(ToxWindow *, Tox *, int32_t, uint8_t, uint64_t, uint8_t *, uint16_t);
+    void(*onFileControl)(ToxWindow *, Tox *, int32_t, uint8_t, uint8_t, uint8_t, uint8_t *, uint16_t);
+    void(*onFileData)(ToxWindow *, Tox *, int32_t, uint8_t, uint8_t *, uint16_t);
+    void(*onTypingChange)(ToxWindow *, Tox *, int32_t, uint8_t);
+
+#ifdef _SUPPORT_AUDIO
+
+    void(*onInvite)(ToxWindow *, ToxAv *, int);
+    void(*onRinging)(ToxWindow *, ToxAv *, int);
+    void(*onStarting)(ToxWindow *, ToxAv *, int);
+    void(*onEnding)(ToxWindow *, ToxAv *, int);
+    void(*onError)(ToxWindow *, ToxAv *, int);
+    void(*onStart)(ToxWindow *, ToxAv *, int);
+    void(*onCancel)(ToxWindow *, ToxAv *, int);
+    void(*onReject)(ToxWindow *, ToxAv *, int);
+    void(*onEnd)(ToxWindow *, ToxAv *, int);
+    void(*onRequestTimeout)(ToxWindow *, ToxAv *, int);
+    void(*onPeerTimeout)(ToxWindow *, ToxAv *, int);
+
+    int call_index; /* If in a call will have this index set, otherwise it's -1. 
+                     * Don't modify outside av callbacks. */
+#endif /* _SUPPORT_AUDIO */
+
+    char name[TOX_MAX_NAME_LENGTH];
+    int32_t num;    /* corresponds to friendnumber in chat windows */
+    bool active;
+    int x;
+
+    /* window type identifiers */
+    bool is_chat;
+    bool is_groupchat;
+    bool is_prompt;
+
+    bool alert0;
+    bool alert1;
+    bool alert2;
+
+    ChatContext *chatwin;
+    StatusBar *stb;
+
+    WINDOW *popup;
+    WINDOW *window;
+};
+
+/* statusbar info holder */
+struct StatusBar {
+    WINDOW *topline;
+    uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH];
+    uint16_t statusmsg_len;
+    uint8_t nick[TOX_MAX_NAME_LENGTH];
+    uint16_t nick_len;
+    uint8_t status;
+    bool is_online;
+};
+
+#define MAX_LINE_HIST 128
+
+/* chat and groupchat window/buffer holder */
+struct ChatContext {
+    wchar_t line[MAX_STR_SIZE];
+    size_t pos;
+    size_t len;
+
+    wchar_t ln_history[MAX_LINE_HIST][MAX_STR_SIZE];  /* history for input lines/commands */
+    int hst_pos;
+    int hst_tot;
+
+    struct history *hst;
+    struct chatlog *log;
+
+    uint8_t self_is_typing;
+
+    WINDOW *history;
+    WINDOW *linewin;
+    WINDOW *sidebar;
+
+    /* specific for prompt */
+    bool at_bottom;    /* true if line end is at bottom of window */
+    int orig_y;        /* y axis point of line origin */
+};
+
+ToxWindow *init_windows(Tox *m);
+void draw_active_window(Tox *m);
+int add_window(Tox *m, ToxWindow w);
+void del_window(ToxWindow *w);
+void set_active_window(int ch);
+int get_num_active_windows(void);
+void kill_all_windows(void);    /* should only be called on shutdown */
+
+#endif  /* #define _windows_h */