Fixed a bunch of bugs in TOXIC, added friendlist and more.

CMakeLists.txt

@@ -5,7 +5,8 @@ set(exe_name toxic)
 
 add_executable(${exe_name}
 	main.c
-	prompt.c)
+	prompt.c
+	friendlist.c)
 
 target_link_libraries(${exe_name}
 	curses)

friendlist.c

@@ -0,0 +1,125 @@
+/*
+ * Toxic -- Tox Curses Client
+ */
+
+#include <curses.h>
+#include <string.h>
+#include <stdint.h>
+#include <ctype.h>
+
+#include "../../core/Messenger.h"
+#include "../../core/network.h"
+
+#include "windows.h"
+
+#define MAX_FRIENDS_NUM 100
+
+typedef struct {
+  uint8_t name[MAX_NAME_LENGTH];
+  uint8_t status[MAX_USERSTATUS_LENGTH];
+  int     num;
+
+} friend_t;
+
+static friend_t friends[MAX_FRIENDS_NUM];
+static int num_friends = 0;
+
+
+void fix_name(uint8_t* name) {
+
+  // Remove all non alphanumeric characters.
+  uint8_t* p = name;
+  uint8_t* q = name;
+
+  while(*p != 0) {
+    if(isalnum(*p)) {
+      *q++ = *p;
+    }
+
+    p++;
+  }
+
+  *q = 0;
+}
+
+int friendlist_nickchange(int num, uint8_t* str, uint16_t len) {
+
+  if(len >= MAX_NAME_LENGTH || num >= num_friends)
+    return -1;
+
+  memcpy((char*) &friends[num].name, (char*) str, len);
+  friends[num].name[len] = 0;
+  fix_name(friends[num].name);
+
+  return 0;
+}
+
+int friendlist_statuschange(int num, uint8_t* str, uint16_t len) {
+
+  if(len >= MAX_USERSTATUS_LENGTH || num >= num_friends)
+    return -1;
+
+  memcpy((char*) &friends[num].status, (char*) str, len);
+  friends[num].status[len] = 0;
+  fix_name(friends[num].status);
+
+  return 0;
+}
+
+int friendlist_addfriend(int num) {
+
+  if(num_friends == MAX_FRIENDS_NUM)
+    return -1;
+
+  friends[num_friends].num = num;
+  getname(num, friends[num_friends].name);
+  strcpy((char*) friends[num_friends].name, "unknown");
+  strcpy((char*) friends[num_friends].status, "unknown");
+
+  num_friends++;
+  return 0;
+}
+
+static void friendlist_onKey(ToxWindow* self, int key) {
+
+}
+
+static void friendlist_onDraw(ToxWindow* self) {
+  size_t i;
+
+  wclear(self->window);
+
+  if(num_friends == 0) {
+    wprintw(self->window, "Empty. Add some friends! :-)\n");
+  }
+
+  wprintw(self->window, "\n");
+
+  for(i=0; i<num_friends; i++) {
+    wprintw(self->window, "[%d] ", friends[i].num);
+
+    attron(A_BOLD);
+    wprintw(self->window, "%s ", friends[i].name);
+    attroff(A_BOLD);
+
+    wprintw(self->window, "(%s)\n", friends[i].status);
+  }
+
+  wrefresh(self->window);
+}
+
+static void friendlist_onInit(ToxWindow* self) {
+
+}
+
+
+ToxWindow new_friendlist() {
+  ToxWindow ret;
+
+  ret.onKey = &friendlist_onKey;
+  ret.onDraw = &friendlist_onDraw;
+  ret.onInit = &friendlist_onInit;
+  strcpy(ret.title, "[friends]");
+
+  return ret;
+}

main.c

@@ -14,6 +14,12 @@
 #include "windows.h"
 
 extern ToxWindow new_prompt();
+extern ToxWindow new_friendlist();
+
+extern int friendlist_addfriend(int num);
+extern int friendlist_nickchange(int num, uint8_t* str, uint16_t len);
+extern int friendlist_statuschange(int num, uint8_t* str, uint16_t len);
+
 extern int add_req(uint8_t* public_key); // XXX
 
 #define TOXWINDOWS_MAX_NUM 32
@@ -35,11 +41,19 @@ void on_message(int friendnumber, uint8_t* string, uint16_t length) {
 }
 
 void on_nickchange(int friendnumber, uint8_t* string, uint16_t length) {
-  wprintw(prompt->window, "\n(nick) %d: %s!\n", friendnumber, string);
+  wprintw(prompt->window, "\n(nickchange) %d: %s!\n", friendnumber, string);
+
+  friendlist_nickchange(friendnumber, string, length);
 }
 
 void on_statuschange(int friendnumber, uint8_t* string, uint16_t length) {
-  wprintw(prompt->window, "\n(status) %d: %s!\n", friendnumber, string);
+  wprintw(prompt->window, "\n(statuschange) %d: %s!\n", friendnumber, string);
+
+  friendlist_statuschange(friendnumber, string, length);
+}
+
+void on_friendadded(int friendnumber) {
+  friendlist_addfriend(friendnumber);
 }
 // CALLBACKS END
 
@@ -95,7 +109,7 @@ static void init_windows() {
   w_num = 0;
   w_active = 0;
 
-  if(add_window(new_prompt()) == -1) {
+  if(add_window(new_prompt()) == -1 || add_window(new_friendlist()) == -1) {
     fprintf(stderr, "add_window() failed.\n");
 
     endwin();
@@ -134,14 +148,18 @@ static void load_data() {
 
     if(buf == NULL) {
       fprintf(stderr, "malloc() failed.\n");
+
       fclose(fd);
+      endwin();
       exit(1);
     }
 
     if(fread(buf, len, 1, fd) != 1){
       fprintf(stderr, "fread() failed.\n");
+
       free(buf);
       fclose(fd);
+      endwin();
       exit(1);
     }
 
@@ -153,6 +171,7 @@ static void load_data() {
 
     if(buf == NULL) {
       fprintf(stderr, "malloc() failed.\n");
+      endwin();
       exit(1);
     }
 
@@ -161,14 +180,18 @@ static void load_data() {
     fd = fopen("data", "w");
     if(fd == NULL) {
       fprintf(stderr, "fopen() failed.\n");
+
       free(buf);
+      endwin();
       exit(1);
     }
 
     if(fwrite(buf, len, 1, fd) != 1){
       fprintf(stderr, "fwrite() failed.\n");
+
       free(buf);
       fclose(fd);
+      endwin();
       exit(1);
     }
   }
@@ -186,12 +209,16 @@ static void draw_bar() {
 
   move(LINES - 1, 0);
 
+  attron(COLOR_PAIR(3) | A_BOLD);
+  printw(" TOXIC 1.0 |");
+  attroff(COLOR_PAIR(3) | A_BOLD);
+
   for(i=0; i<w_num; i++) {
     if(i == w_active) {
       attron(A_BOLD);
     }
 
-    printw(" %s ", windows[i].title);
+    printw(" %s", windows[i].title);
 
     if(i == w_active) {
       attroff(A_BOLD);
@@ -201,6 +228,11 @@ static void draw_bar() {
   refresh();
 }
 
+void prepare_window(WINDOW* w) {
+  mvwin(w, 0, 0);
+  wresize(w, LINES-2, COLS);
+}
+
 int main(int argc, char* argv[]) {
   int ch;
   ToxWindow* a;
@@ -211,14 +243,21 @@ int main(int argc, char* argv[]) {
   init_windows();
 
   while(true) {
+    // Update tox.
     do_tox();
 
+    // Draw.
     a = &windows[w_active];
+    prepare_window(a->window);
     a->onDraw(a);
     draw_bar();
 
+    // Handle input.
     ch = getch();
-    if(ch != ERR) {
+    if(ch == '\t') {
+      w_active = (w_active + 1) % w_num;
+    }
+    else if(ch != ERR) {
       a->onKey(a, ch);
     }
 

prompt.c

@@ -15,6 +15,8 @@
 uint8_t pending_requests[256][CLIENT_ID_SIZE]; // XXX
 uint8_t num_requests=0; // XXX
 
+extern void on_friendadded(int friendnumber);
+
 // XXX:
 int add_req(uint8_t* public_key) {
   memcpy(pending_requests[num_requests], public_key, CLIENT_ID_SIZE);
@@ -40,7 +42,6 @@ static int prompt_buf_pos=0;
 
 static void execute(ToxWindow* self, char* cmd) {
 
-  // quit/exit: Exit program.
   if(!strcmp(cmd, "quit") || !strcmp(cmd, "exit")) {
     endwin();
     exit(0);
@@ -53,33 +54,32 @@ static void execute(ToxWindow* self, char* cmd) {
 
     ip = strchr(cmd, ' ');
     if(ip == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     ip++;
 
     port = strchr(ip, ' ');
     if(port == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     port[0] = 0;
     port++;
 
     key = strchr(port, ' ');
     if(key == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     key[0] = 0;
     key++;
 
     if(atoi(port) == 0) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
 
-    wprintw(self->window, "ip=%s, port=%s, key=%s\n", ip, port, key);
-
     dht.port = htons(atoi(port));
 
     int resolved_address = resolve_addr(ip);
@@ -91,38 +91,62 @@ static void execute(ToxWindow* self, char* cmd) {
     DHT_bootstrap(dht, hex_string_to_bin(key));
   }
   else if(!strncmp(cmd, "add ", strlen("add "))) {
+    uint8_t id_bin[32];
+    size_t i;
+    char xx[3];
+    uint32_t x;
+
     char* id;
     char* msg;
     int num;
 
     id = strchr(cmd, ' ');
-
     if(id == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     id++;
 
     msg = strchr(id, ' ');
-    if(msg == NULL) {
+    if(msg != NULL) {
+      msg[0] = 0;
+      msg++;
+    }
+    else msg = "";
+
+    if(strlen(id) != 2*32) {
+      wprintw(self->window, "Invalid ID length.\n");
       return;
     }
 
-    msg[0] = 0;
+    for(i=0; i<32; i++) {
-    msg++;
+      xx[0] = id[2*i];
+      xx[1] = id[2*i+1];
+      xx[2] = '\0';
+
+      if(sscanf(xx, "%02x", &x) != 1) {
+	wprintw(self->window, "Invalid ID.\n");
+	return;
+      }
+
+      id_bin[i] = x;
+    }
+
+    num = m_addfriend(id_bin, (uint8_t*) msg, strlen(msg)+1);
 
-    num = m_addfriend((uint8_t*) id, (uint8_t*) msg, strlen(msg)+1);
     wprintw(self->window, "Friend added as %d.\n", num);
+    on_friendadded(num);
   }
   else if(!strncmp(cmd, "status ", strlen("status "))) {
     char* msg;
 
     msg = strchr(cmd, ' ');
     if(msg == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     msg++;
+
     m_set_userstatus((uint8_t*) msg, strlen(msg)+1);
     wprintw(self->window, "Status set to: %s.\n", msg);
   }
@@ -133,33 +157,22 @@ static void execute(ToxWindow* self, char* cmd) {
     if(nick == NULL) {
       return;
     }
-
     nick++;
+
     setname((uint8_t*) nick, strlen(nick)+1);
     wprintw(self->window, "Nickname set to: %s.\n", nick);
   }
   else if(!strcmp(cmd, "myid")) {
-    // XXX: Clean this up
+    char id[32*2 + 1] = {0};
-    char idstring0[200];
+    size_t i;
-    char idstring1[32][5];
-    char idstring2[32][5];
-    uint32_t i;
 
-    for(i = 0; i < 32; i++) {
+    for(i=0; i<32; i++) {
-      if(self_public_key[i] < 16)
+      char xx[3];
-	strcpy(idstring1[i], "0");
+      snprintf(xx, sizeof(xx), "%02x",  self_public_key[i] & 0xff);
-      else 
+      strcat(id, xx);
-	strcpy(idstring1[i], "");
-
-      sprintf(idstring2[i], "%hhX", self_public_key[i]);
     }
     
-    for (i=0; i<32; i++) {
+    wprintw(self->window, "%s\n", id);
-      strcat(idstring0, idstring1[i]);
-      strcat(idstring0, idstring2[i]);
-    }
-
-    wprintw(self->window, "%s\n", idstring0);
   }
   else if(!strncmp(cmd, "accept ", strlen("accept "))) {
     char* id;
@@ -167,17 +180,26 @@ static void execute(ToxWindow* self, char* cmd) {
 
     id = strchr(cmd, ' ');
     if(id == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
     id++;
 
     num = atoi(id);
     if(num >= num_requests) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
 
     num = m_addfriend_norequest(pending_requests[num]);
-    wprintw(self->window, "Friend accepted as: %d.\n", num);
+
+    if(num == -1) {
+      wprintw(self->window, "Failed to add friend.\n");
+    }
+    else {
+      wprintw(self->window, "Friend accepted as: %d.\n", num);
+      on_friendadded(num);
+    }
   }
   else if(!strncmp(cmd, "msg ", strlen("msg "))) {
     char* id;
@@ -186,16 +208,16 @@ static void execute(ToxWindow* self, char* cmd) {
     id = strchr(cmd, ' ');
 
     if(id == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     id++;
 
     msg = strchr(id, ' ');
     if(msg == NULL) {
+      wprintw(self->window, "Invalid syntax.\n");
       return;
     }
-
     msg[0] = 0;
     msg++;
 
@@ -206,6 +228,9 @@ static void execute(ToxWindow* self, char* cmd) {
       wprintw(self->window, "Message successfully sent.\n");
     }
   }
+  else {
+    wprintw(self->window, "Invalid syntax.\n");
+  }
 }
 
 static void prompt_onKey(ToxWindow* self, int key) {
@@ -242,9 +267,6 @@ static void prompt_onKey(ToxWindow* self, int key) {
 static void prompt_onDraw(ToxWindow* self) {
   int x, y;
 
-  mvwin(self->window,0,0);
-  wresize(self->window, LINES-2, COLS);
-
   getyx(self->window, y, x);
   (void) x;
 
@@ -265,11 +287,18 @@ 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, "      msg <number> <message>    : Send message\n");
   wprintw(self->window, "      status <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");
   wprintw(self->window, "      quit/exit                 : Exit program\n");
+
+
+  wattron(self->window, A_BOLD);
+  wprintw(self->window, "Use the TAB key to navigate through the tabs.\n");
+  wattroff(self->window, A_BOLD);
+
   wattroff(self->window, COLOR_PAIR(2));
 }