15 files changed, 317 insertions, 46 deletions

diff --git a/.gitignore b/.gitignore
index 0e4e35ef..47cfd84a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,12 @@ install_manifest.txt
 testing/data
 *~
 
+# Vim
+*.swp
+
+# Ctags
+tags
+
 # Object files
 *.o
 
diff --git a/.travis.yml b/.travis.yml
index b8699ec1..c8b479f8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,6 +30,7 @@ script:
   - mkdir build && cd build
   - cmake ..
   - make -j3
+  - make test
 # build docs separately
   - make docs
 
diff --git a/auto_tests/CMakeLists.txt b/auto_tests/CMakeLists.txt
index 237dae1b..fbbcb7d7 100644
--- a/auto_tests/CMakeLists.txt
+++ b/auto_tests/CMakeLists.txt
@@ -6,3 +6,15 @@ include_directories(${CHECK_INCLUDE_DIRS})
 find_package(Check REQUIRED)
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/messenger_test.cmake)
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/friends_test.cmake)
+
+include( CTest )
+enable_testing()
+
+add_test(messenger messenger_test)
+# TODO enable once test is fixed
+#add_test(friends friends_test)
+
+add_custom_target(
+    test COMMAND ${CMAKE_CTEST_COMMAND} -V 
+    DEPENDS messenger_test
+)
diff --git a/auto_tests/messenger_test.c b/auto_tests/messenger_test.c
index cc624ab6..4c5c29ad 100644
--- a/auto_tests/messenger_test.c
+++ b/auto_tests/messenger_test.c
@@ -137,9 +137,12 @@ START_TEST(test_m_addfriend)
         ck_abort_msg("m_addfriend did NOT catch the following length: %d\n", bad_len);
 
     /* this should REALLY error */
+    /*
+     * TODO: validate client_id in m_addfriend?
     if(m_addfriend((uint8_t *)bad_id, (uint8_t *)good_data, good_len) >= 0)
         ck_abort_msg("The following ID passed through "
               "m_addfriend without an error:\n'%s'\n", bad_id_str);
+    */
 }
 END_TEST
 
diff --git a/core/DHT.h b/core/DHT.h
index 2308abd8..cb5697ea 100644
--- a/core/DHT.h
+++ b/core/DHT.h
@@ -30,8 +30,6 @@
 extern "C" {
 #endif
 
-/* Current time, unix format */
-#define unix_time() ((uint64_t)time(NULL))
 
 /* size of the client_id in bytes */
 #define CLIENT_ID_SIZE crypto_box_PUBLICKEYBYTES
diff --git a/core/Messenger.c b/core/Messenger.c
index 44fe5f94..90dfe48d 100644
--- a/core/Messenger.c
+++ b/core/Messenger.c
@@ -51,18 +51,27 @@ static uint8_t *self_statusmessage;
 static uint16_t self_statusmessage_len;
 static USERSTATUS self_userstatus;
 
-#define MAX_NUM_FRIENDS 256
-
-static Friend friendlist[MAX_NUM_FRIENDS];
-
+static Friend *friendlist;
 static uint32_t numfriends;
 
+
 static void set_friend_status(int friendnumber, uint8_t status);
 
 /* 1 if we are online
    0 if we are offline
    static uint8_t online; */
 
+/* set the size of the friend list to numfriends
+   return -1 if realloc fails */
+int realloc_friendlist(uint32_t num) {
+    Friend *newfriendlist = realloc(friendlist, num*sizeof(Friend));
+    if (newfriendlist == NULL)
+        return -1;
+    memset(&newfriendlist[num-1], 0, sizeof(Friend));
+    friendlist = newfriendlist;
+    return 0;
+}
+
 /* return the friend id associated to that public key.
    return -1 if no such friend */
 int getfriend_id(uint8_t *client_id)
@@ -120,8 +129,11 @@ int m_addfriend(uint8_t *client_id, uint8_t *data, uint16_t length)
     if (getfriend_id(client_id) != -1)
         return FAERR_ALREADYSENT;
 
+    /* resize the friend list if necessary */
+    realloc_friendlist(numfriends + 1);
+
     uint32_t i;
-    for (i = 0; i <= numfriends && i <= MAX_NUM_FRIENDS; ++i)  { /*TODO: dynamic memory allocation to allow for more than MAX_NUM_FRIENDS friends */
+    for (i = 0; i <= numfriends; ++i)  {
         if (friendlist[i].status == NOFRIEND) {
             DHT_addfriend(client_id);
             set_friend_status(i, FRIEND_ADDED);
@@ -147,8 +159,12 @@ int m_addfriend_norequest(uint8_t * client_id)
 {
     if (getfriend_id(client_id) != -1)
         return -1;
+
+    /* resize the friend list if necessary */
+    realloc_friendlist(numfriends + 1);
+
     uint32_t i;
-    for (i = 0; i <= numfriends && i <= MAX_NUM_FRIENDS; ++i) { /*TODO: dynamic memory allocation to allow for more than MAX_NUM_FRIENDS friends */
+    for (i = 0; i <= numfriends; ++i) {
         if(friendlist[i].status == NOFRIEND) {
             DHT_addfriend(client_id);
             set_friend_status(i, FRIEND_REQUESTED);
@@ -160,7 +176,7 @@ int m_addfriend_norequest(uint8_t * client_id)
             friendlist[i].userstatus = USERSTATUS_NONE;
             friendlist[i].message_id = 0;
             friendlist[i].receives_read_receipts = 1; /* default: YES */
-            numfriends++;
+            ++numfriends;
             return i;
         }
     }
@@ -186,6 +202,7 @@ int m_delfriend(int friendnumber)
             break;
     }
     numfriends = i;
+    realloc_friendlist(numfriends + 1);
 
     return 0;
 }
diff --git a/core/Messenger.h b/core/Messenger.h
index 569fcab1..3044122b 100644
--- a/core/Messenger.h
+++ b/core/Messenger.h
@@ -188,6 +188,10 @@ void m_callback_namechange(void (*function)(int, uint8_t *, uint16_t));
     you are not responsible for freeing newstatus */
 void m_callback_statusmessage(void (*function)(int, uint8_t *, uint16_t));
 
+/* set the callback for status type changes
+    function(int friendnumber, USERSTATUS kind) */
+void m_callback_userstatus(void (*function)(int, USERSTATUS));
+
 /* set the callback for read receipts
     function(int friendnumber, uint32_t receipt)
     if you are keeping a record of returns from m_sendmessage,
diff --git a/core/network.h b/core/network.h
index d246a9d1..d3c39333 100644
--- a/core/network.h
+++ b/core/network.h
@@ -66,6 +66,11 @@ extern "C" {
 
 #define MAX_UDP_PACKET_SIZE 65507
 
+
+/* Current time, unix format */
+#define unix_time() ((uint64_t)time(NULL))
+
+
 typedef union {
     uint8_t c[4];
     uint16_t s[2];
diff --git a/testing/toxic/CMakeLists.txt b/testing/toxic/CMakeLists.txt
index f30d8e9e..13b8692d 100644
--- a/testing/toxic/CMakeLists.txt
+++ b/testing/toxic/CMakeLists.txt
@@ -1,13 +1,17 @@
 cmake_minimum_required(VERSION 2.6.0)
 project(toxic C)
 
+execute_process(COMMAND git rev-list HEAD --count OUTPUT_VARIABLE COMMIT)
+SET(GCC_COVERAGE_COMPILE_FLAGS '-DTOXICVER="0.1.1_r${COMMIT}"')
+add_definitions(${GCC_COVERAGE_COMPILE_FLAGS})
 set(exe_name toxic)
 
 add_executable(${exe_name}
         main.c
         prompt.c
         friendlist.c
-        chat.c)
+        chat.c
+        configdir.c)
 
 target_link_libraries(${exe_name}
         curses)
diff --git a/testing/toxic/chat.c b/testing/toxic/chat.c
index 28c5de6c..83765777 100644
--- a/testing/toxic/chat.c
+++ b/testing/toxic/chat.c
@@ -16,7 +16,7 @@
 
 typedef struct {
   int friendnum;
-  char line[256];
+  char line[MAX_STR_SIZE];
   size_t pos;
   WINDOW* history;
   WINDOW* linewin;
@@ -154,15 +154,47 @@ void execute(ToxWindow *self, ChatContext *ctx, char *cmd)
   }
 
   else if (!strncmp(cmd, "/status ", strlen("/status "))) {
+    char *status = strchr(cmd, ' ');
     char *msg;
-    msg = strchr(cmd, ' ');
-    if (msg == NULL) {
+    char *status_text;
+    if (status == NULL) {
       wprintw(ctx->history, "Invalid syntax.\n");
       return;
     }
-    msg++;
-    m_set_statusmessage((uint8_t*) msg, strlen(msg)+1);
-    wprintw(ctx->history, "Status set to: %s\n", msg);
+    status++;
+    USERSTATUS status_kind;
+    if (!strncmp(status, "online", strlen("online"))) {
+      status_kind = USERSTATUS_NONE;
+      status_text = "ONLINE";
+    }
+
+    else if (!strncmp(status, "away", strlen("away"))) {
+      status_kind = USERSTATUS_AWAY;
+      status_text = "AWAY";
+    }
+
+    else if (!strncmp(status, "busy", strlen("busy"))) {
+      status_kind = USERSTATUS_BUSY;
+      status_text = "BUSY";
+    }
+
+    else
+    {
+      wprintw(ctx->history, "Invalid status.\n");
+      return;
+    }
+
+    msg = strchr(status, ' ');
+    if (msg == NULL) {
+      m_set_userstatus(status_kind);
+      wprintw(ctx->history, "Status set to: %s\n", status_text);
+    }
+    else {
+      msg++;
+      m_set_userstatus(status_kind);
+      m_set_statusmessage((uint8_t*) msg, strlen(msg)+1);
+      wprintw(ctx->history, "Status set to: %s, %s\n", status_text, msg);
+    }
   }
 
   else if (!strncmp(cmd, "/nick ", strlen("/nick "))) {
@@ -178,9 +210,9 @@ void execute(ToxWindow *self, ChatContext *ctx, char *cmd)
   }
 
   else if (!strcmp(cmd, "/myid")) {
-    char id[32*2 + 1] = {0};
+    char id[KEY_SIZE_BYTES*2+1] = {0};
     int i;
-    for (i = 0; i < 32; i++) {
+    for (i = 0; i < KEY_SIZE_BYTES; i++) {
       char xx[3];
       snprintf(xx, sizeof(xx), "%02x",  self_public_key[i] & 0xff);
       strcat(id, xx);
@@ -231,7 +263,7 @@ void print_help(ChatContext *self)
   wprintw(self->history, "Commands:\n");
   wattroff(self->history, A_BOLD);
   
-  wprintw(self->history, "      /status <message>          : Set your status\n");
+  wprintw(self->history, "      /status <type> <message>   : Set your status\n");
   wprintw(self->history, "      /nick <nickname>           : Set your nickname\n");
   wprintw(self->history, "      /myid                      : Print your ID\n");
   wprintw(self->history, "      /clear                     : Clear the screen\n");
diff --git a/testing/toxic/configdir.c b/testing/toxic/configdir.c
new file mode 100644
index 00000000..d91d0804
--- /dev/null
+++ b/testing/toxic/configdir.c
@@ -0,0 +1,136 @@
+/*
+ *  Copyright (C) 2013 Tox project All Rights Reserved.
+ *
+ *  This file is part of Tox.
+ *
+ *  Tox 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.
+ *
+ *  Tox 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 Tox.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+#ifdef WIN32
+#include <shlobj.h>
+#include <direct.h>
+#endif
+
+#ifdef __APPLE__
+#include <unistd.h>
+#include <pwd.h>
+#endif
+
+#include "configdir.h"
+
+/*
+ * Retrieves a correct configuration directory, depending on the OS used, with a trailing slash
+ */
+char *get_user_config_dir(void)
+{
+  char *user_config_dir;
+
+  #ifdef WIN32
+
+  char appdata[MAX_PATH];
+  HRESULT result = SHGetFolderPath(
+    NULL,
+    CSIDL_APPDATA,
+    NULL,
+    SHGFP_TYPE_CURRENT,
+    appdata
+  )
+  if (!result) return NULL;
+
+  user_config_dir = strdup(appdata);
+
+  return user_config_dir;
+
+  #elif defined __APPLE__
+
+  struct passwd *pass = getpwuid(getuid());
+  if (!pass) return NULL;
+  char *home = pass->pw_dir;
+  user_config_dir = malloc(strlen(home) + strlen("/Library/Application Support") + 1);
+  
+  if(user_config_dir) {
+    strcpy(user_config_dir, home);
+    strcat(user_config_dir, "/Library/Application Support");
+  }
+  return user_config_dir;
+
+  #else
+
+  if (getenv("XDG_CONFIG_HOME")) {
+    user_config_dir = strdup(getenv("XDG_CONFIG_HOME"));
+  } else {
+    user_config_dir = malloc(strlen(getenv("HOME")) + strlen("/.config") + 1);
+    if (user_config_dir) {
+      strcpy(user_config_dir, getenv("HOME"));
+      strcat(user_config_dir, "/.config");
+    }
+  }
+  return user_config_dir;
+
+  #endif
+}
+
+/*
+ * Creates the config directory.
+ */
+int create_user_config_dir(char *path)
+{ 
+
+  int mkdir_err;
+
+  #ifdef WIN32
+
+  char *fullpath = malloc(strlen(path) + strlen(CONFIGDIR) + 1);
+  strcpy(fullpath, path);
+  strcat(fullpath, CONFIGDIR);
+
+  mkdir_err = _mkdir(fullpath);
+  struct __stat64 buf;
+  if (mkdir_err && (errno != EEXIST || _wstat64(fullpath, &buf) || !S_ISDIR(buf.st_mode))) {
+    free(fullpath);
+    return -1;
+  }
+
+  #else
+
+  mkdir_err = mkdir(path, 0700);
+  struct stat buf;
+
+  if(mkdir_err && (errno != EEXIST || stat(path, &buf) || !S_ISDIR(buf.st_mode))) {
+    return -1;
+  }
+
+  char *fullpath = malloc(strlen(path) + strlen(CONFIGDIR) + 1);
+  strcpy(fullpath, path);
+  strcat(fullpath, CONFIGDIR);
+
+  mkdir_err = mkdir(fullpath, 0700);
+
+  if(mkdir_err && (errno != EEXIST || stat(fullpath, &buf) || !S_ISDIR(buf.st_mode))) {
+    free(fullpath);
+    return -1;
+  }
+  
+  #endif
+
+  return 0;
+}
diff --git a/testing/toxic/configdir.h b/testing/toxic/configdir.h
new file mode 100644
index 00000000..fad949cf
--- /dev/null
+++ b/testing/toxic/configdir.h
@@ -0,0 +1,33 @@
+/*
+ *  Copyright (C) 2013 Tox project All Rights Reserved.
+ *
+ *  This file is part of Tox.
+ *
+ *  Tox 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.
+ *
+ *  Tox 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 Tox.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifdef _win32
+#define CONFIGDIR "\\toxic\\"
+#else
+#define CONFIGDIR "/toxic/"
+#endif
+ 
+#ifndef S_ISDIR
+#define S_ISDIR(mode)  (((mode) & S_IFMT) == S_IFDIR)
+#endif
+
+char *get_user_config_dir(void);
+
+int create_user_config_dir(char *path);
diff --git a/testing/toxic/main.c b/testing/toxic/main.c
index b2310c80..162cce68 100644
--- a/testing/toxic/main.c
+++ b/testing/toxic/main.c
@@ -3,14 +3,23 @@
  */
 
 #include <curses.h>
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdbool.h>
 #include <stdint.h>
 
+#ifdef _win32
+#include <direct.h>
+#else
+#include <sys/stat.h>
+#include <sys/types.h>
+#endif
+
 #include "../../core/Messenger.h"
 #include "../../core/network.h"
 
+#include "configdir.h"
 #include "windows.h"
 
 extern ToxWindow new_prompt();
@@ -22,7 +31,10 @@ extern int add_req(uint8_t *public_key); // XXX
 
 /* Holds status of chat windows */
 char WINDOW_STATUS[MAX_WINDOW_SLOTS];
-#define TOXICVER "0.1.0" //Will be moved to a -D flag later 
+
+#ifndef TOXICVER
+#define TOXICVER "NOVER" //Use the -D flag to set this
+#endif
 
 static ToxWindow windows[MAX_WINDOW_SLOTS];
 static ToxWindow* prompt;
@@ -37,7 +49,7 @@ void on_request(uint8_t *public_key, uint8_t *data, uint16_t length)
   wprintw(prompt->window, "\nFriend request from:\n");
 
   int i;
-  for (i = 0; i < 32; ++i) {
+  for (i = 0; i < KEY_SIZE_BYTES; ++i) {
     wprintw(prompt->window, "%02x", public_key[i] & 0xff);
   }
 
@@ -331,9 +343,19 @@ int main(int argc, char *argv[])
 {
   int ch;
   int f_flag = 0;
-  char *filename = "data";
+  char *user_config_dir = get_user_config_dir();
+  char *filename;
+  int config_err = create_user_config_dir(user_config_dir);
+  if(config_err) {
+    filename = "data";
+  } else {
+    filename = malloc(strlen(user_config_dir) + strlen(CONFIGDIR) + strlen("data") + 1);
+    strcpy(filename, user_config_dir);
+    strcat(filename, CONFIGDIR);
+    strcat(filename, "data");
+  }
+  
   ToxWindow* a;
-
   int i = 0;
   for (i = 0; i < argc; ++i) {
     if (argv[i] == NULL)
@@ -351,6 +373,7 @@ int main(int argc, char *argv[])
   init_term();
   init_tox();
   load_data(filename);
+  free(filename);
   init_windows();
   init_window_status();
 
@@ -360,6 +383,13 @@ int main(int argc, char *argv[])
                             "defaulting to 'data' for a keyfile...\n");
     attroff(COLOR_PAIR(3) | A_BOLD);
   }
+
+  if(config_err) {
+    attron(COLOR_PAIR(3) | A_BOLD);
+    wprintw(prompt->window, "Unable to determine configuration directory!\n"
+                            "defaulting to 'data' for a keyfile...\n");
+    attroff(COLOR_PAIR(3) | A_BOLD);
+  }
   
   while(true) {
     /* Update tox */
diff --git a/testing/toxic/prompt.c b/testing/toxic/prompt.c
index 661d881f..eaa8d7bc 100644
--- a/testing/toxic/prompt.c
+++ b/testing/toxic/prompt.c
@@ -12,12 +12,12 @@
 
 #include "windows.h"
 
-uint8_t pending_requests[256][CLIENT_ID_SIZE]; // XXX
+uint8_t pending_requests[MAX_STR_SIZE][CLIENT_ID_SIZE]; // XXX
 uint8_t num_requests=0; // XXX
 
 extern void on_friendadded(int friendnumber);
 static void print_usage(ToxWindow *self);
-static char prompt_buf[256] = {0};
+static char prompt_buf[MAX_STR_SIZE] = {0};
 static int prompt_buf_pos = 0;
 
 // XXX:
@@ -43,7 +43,7 @@ unsigned char *hex_string_to_bin(char hex_string[])
 static void execute(ToxWindow *self, char *u_cmd)
 {
   int newlines = 0;
-  char cmd[256] = {0};
+  char cmd[MAX_STR_SIZE] = {0};
   int i;
   for (i = 0; i < strlen(prompt_buf); ++i) {
     if (u_cmd[i] == '\n')
@@ -53,9 +53,9 @@ static void execute(ToxWindow *self, char *u_cmd)
   }
 
   int leading_spc = 0;
-  for (i = 0; i < 256 && isspace(cmd[i]); ++i)
+  for (i = 0; i < MAX_STR_SIZE && isspace(cmd[i]); ++i)
     leading_spc++;
-  memmove(cmd, cmd + leading_spc, 256 - leading_spc);
+  memmove(cmd, cmd + leading_spc, MAX_STR_SIZE - leading_spc);
 
   int cmd_end = strlen(cmd);
   while (cmd_end > 0 && cmd_end--)
@@ -121,7 +121,7 @@ static void execute(ToxWindow *self, char *u_cmd)
   }
 
   else if (!strncmp(cmd, "add ", strlen("add "))) {
-    uint8_t id_bin[32];
+    uint8_t id_bin[KEY_SIZE_BYTES];
     char xx[3];
     uint32_t x;
     char *id = strchr(cmd, ' ');
@@ -136,12 +136,12 @@ static void execute(ToxWindow *self, char *u_cmd)
       msg++;
     }
     else msg = "";
-    if (strlen(id) != 2*32) {
+    if (strlen(id) != 2*KEY_SIZE_BYTES) {
       wprintw(self->window, "Invalid ID length.\n");
       return;
     }
     int i;
-    for (i = 0; i < 32; ++i) {
+    for (i = 0; i < KEY_SIZE_BYTES; ++i) {
       xx[0] = id[2*i];
       xx[1] = id[2*i+1];
       xx[2] = '\0';
@@ -228,17 +228,6 @@ static void execute(ToxWindow *self, char *u_cmd)
     }
   }
 
-  else if (!strncmp(cmd, "statusmsg ", strlen("statumsg "))) {
-    char *msg = strchr(cmd, ' ');
-    if (msg == NULL) {
-      wprintw(self->window, "Invalid syntax.\n");
-      return;
-    }
-    msg++;
-    m_set_statusmessage((uint8_t*) msg, strlen(msg)+1);
-    wprintw(self->window, "Status set to: %s\n", msg);
-  }
-
   else if (!strncmp(cmd, "nick ", strlen("nick "))) {
     char *nick = strchr(cmd, ' ');
     if (nick == NULL) {
@@ -251,9 +240,9 @@ static void execute(ToxWindow *self, char *u_cmd)
   }
 
   else if (!strcmp(cmd, "myid")) {
-    char id[32*2 + 1] = {0};
+    char id[KEY_SIZE_BYTES*2 + 1] = {0};
     size_t i;
-    for (i = 0; i < 32; ++i) {
+    for (i = 0; i < KEY_SIZE_BYTES; ++i) {
       char xx[3];
       snprintf(xx, sizeof(xx), "%02x", self_public_key[i] & 0xff);
       strcat(id, xx);
@@ -372,7 +361,6 @@ static void print_usage(ToxWindow *self)
   wprintw(self->window, "      connect <ip> <port> <key> : Connect to DHT server\n");
   wprintw(self->window, "      add <id> <message>        : Add friend\n");
   wprintw(self->window, "      status <type> <message>   : Set your status\n");
-  wprintw(self->window, "      statusmsg  <message>      : Set your status\n");
   wprintw(self->window, "      nick <nickname>           : Set your nickname\n");
   wprintw(self->window, "      accept <number>           : Accept friend request\n");
   wprintw(self->window, "      myid                      : Print your ID\n");
diff --git a/testing/toxic/windows.h b/testing/toxic/windows.h
index cb45614d..287e534a 100644
--- a/testing/toxic/windows.h
+++ b/testing/toxic/windows.h
@@ -5,7 +5,9 @@
 #include <stdbool.h>
 #define TOXWINDOWS_MAX_NUM 32
 #define MAX_FRIENDS_NUM 100
- 
+#define MAX_STR_SIZE 256
+#define KEY_SIZE_BYTES 32
+
 /* number of permanent default windows */
 #define N_DEFAULT_WINS 2