updated clients
This commit is contained in:
Emil Williams
parent
47738e21ae
commit
3f4161ef04
@ -1,6 +1,10 @@
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/* moontalk.c - @BAKE cc -O2 -std=gnu99 -Wall -Wextra -pedantic $@ -o $* -lncurses -ltinfo $+
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/* moontalk.c - @BAKE cc -O2 -std=gnu99 -Wall -Wextra -pedantic -Wno-format-truncation $@ -o $* \
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-D_DEFAULT_SOURCE -D_XOPEN_SOURCE=600 -lncurses -ltinfo -lreadline $+
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* Written by Emil.
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* Licensed under the GPLv3 only.
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*
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* TODO Add proper editing facilities
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* TODO Print sent messages
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*/
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#include <stdio.h>
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@ -18,53 +22,47 @@
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#include <netinet/in.h>
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#include <ncurses.h>
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#include <readline/readline.h>
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#define SERV "7ks473deh6ggtwqsvbqdurepv5i6iblpbkx33b6cydon3ajph73sssad.onion"
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#define PORT "50000"
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#define BACKSPACE 263 /* ^G */
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#define TIMESTR "<%Y/%m/%d %H:%M:%S "
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#define TIMESTRMAX 21
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#define SENDMAX (1 << 8) - 1
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#define RECVMAX (1 << 11)
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#define streq(a,b) (!strcmp(a,b))
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#define strneq(a,b,c) (!memcmp(a,b,c))
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int g_row, g_col;
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int g_y, g_x;
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int g_sockfd = -1;
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void init_screen(int x) {
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(void)x;
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signal(SIGWINCH, SIG_IGN);
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void free_screen(void) {
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endwin();
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}
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void init_screen(void) {
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struct winsize w;
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ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
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g_y = w.ws_row;
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g_x = w.ws_col;
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initscr();
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cbreak();
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noecho();
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keypad(stdscr, ERR);
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nodelay(stdscr, TRUE);
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}
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void handle_winch(int x) {
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(void)x;
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struct winsize w;
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signal(SIGWINCH, SIG_IGN);
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endwin();
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init_screen();
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refresh();
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clear();
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ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
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g_row = w.ws_row;
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g_col = w.ws_col;
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signal(SIGWINCH, handle_winch);
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signal(SIGWINCH, init_screen);
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}
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int g_sockfd = -1;
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void free_connection(void) {
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close(g_sockfd);
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g_sockfd = -1;
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/* the program should be at an end. If we're reconnecting, then at
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the top level (main) we'd free, even though the main's sockfd is now
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out-of-date, we can simply ignore that and take the result of socket
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init */
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}
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/* always returns an accessible socket */
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@ -96,15 +94,48 @@ error:
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__builtin_unreachable();
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}
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#if 0
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int getanonval(char * buf, size_t len) {
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return 0;
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}
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#endif
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int countlines(char * buf, size_t len) {
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size_t i = 0;
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for (buf += len - 1; *buf; --buf)
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{ i += (*buf == '\n'); }
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return i;
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}
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size_t lastline(char * buf, size_t len) {
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size_t ret;
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char * start = buf;
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for (buf += len - 1; *buf; --buf) {
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ret = (*buf == '\n') ? buf - start : 0;
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if (ret) { return ret; }
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}
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return 0;
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}
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void clearline(int y) {
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int x = g_x;
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int oldy, oldx;
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getyx(stdscr, oldy, oldx);
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move(y, x);
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clrtoeol();
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move(oldy, oldx);
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}
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#define UPDATE_TIME() do { \
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t = time(NULL); \
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tm = gmtime(&t); \
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strftime(sendbuf, TIMESTRMAX, TIMESTR, tm); \
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sendbuf[TIMESTRMAX - 1] = ' '; } while (0)
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int main (int argc, char ** argv) {
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char * argv0 = argv[0];
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char * serv = SERV, * port = PORT, * name = "anonymous";
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#define PREFIX_MAX 21
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char raw[(2 << 9) + (2 << 13)];
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char * sendbuf = raw + PREFIX_MAX, * recvbuf = raw + (2 << 9);
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size_t sendlen = 0, sendmax = (2 << 9) - PREFIX_MAX,
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recvlen = 0, recvmax = 2 << 13;
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char * serv = SERV, * port = PORT, name[32] = "anonymous";
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int sockfd;
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@ -125,44 +156,115 @@ int main (int argc, char ** argv) {
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}
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else if (streq(*(argv-1), "-port")) {
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printf("port: %s\n", *argv);
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port = *argv;
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}
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else if (streq(*(argv-1), "-name")) {
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printf("name: %s\n", *argv);
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memset(name, 0, 31);
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strncpy(name, *argv, 31);
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}
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}
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atexit(free_screen);
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init_screen();
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signal(SIGWINCH, handle_winch);
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/* atexit(void (*endwin)(void)); */
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init_screen(-1);
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printw("Connecting to %s:%s as %s\n", serv, port, name);
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printw("g_y: %d; g_x: %d\n", g_y, g_x);
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refresh();
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clear();
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sockfd = init_connection(serv, port);
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float interval = 1 / 30;
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int ch;
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char raw[SENDMAX + RECVMAX];
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char * sendbuf = raw, * recvbuf = raw + SENDMAX;
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size_t sendminlen;
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size_t sendlen = sendminlen, recvlen = 0;
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time_t t;
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struct tm * tm;
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int frame = 15.;
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float interval = 1. / frame;
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int32_t ct = 0;
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int ch;
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int ret;
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sendminlen = TIMESTRMAX;
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UPDATE_TIME();
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memcpy(sendbuf + sendminlen, name, strlen(name));
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sendminlen += strlen(name);
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memcpy(sendbuf + sendminlen, "> ", 2);
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sendminlen += 2;
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sendlen = sendminlen;
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rl_bind_key('\t', rl_insert);
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rl_catch_signals = 0;
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rl_catch_sigwinch = 0;
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rl_prep_term_function = NULL;
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rl_deprep_term_function = NULL;
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rl_change_environment = 0;
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#if 0
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rl_getc_function = +[](FILE* ignore){
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input_available = false;
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return (int)input;
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};
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rl_input_available_hook = +[]{
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return input_available;
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};
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rl_redisplay_function = +[]{
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wmove(myWindow, 1, 1);
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wclrtoeol(myWindow);
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box(myWindow, 0, 0);
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waddstr(myWindow, rl_line_buffer);
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wrefresh(myWindow);
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return;
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};
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rl_callback_handler_install("", +[](char *line){
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wmove(stdscr, 0, 0);
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wclrtoeol(stdscr);
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addstr(line);
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refresh();
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return;
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});
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#endif
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while (1) {
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/* update */
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if (ct % frame == 0) {
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UPDATE_TIME();
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}
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if (ct % (frame * 2) == 0) {
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ret = recv(sockfd, recvbuf + recvlen, RECVMAX - recvlen, MSG_DONTWAIT);
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recvlen += (ret > 0) * ret;
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mvaddnstr(0, 0, recvbuf, recvlen);
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mvprintw(g_y - 2, 0, "recvlen %ld", recvlen);
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}
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/* send */
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ch = getch();
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if (ch != -1 && ch != '\n') {
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sendbuf[sendlen++] = ch;
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} else if (ch == '\n') {
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t = time(NULL);
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tm = gmtime(&t);
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strftime(sendbuf - PREFIX_MAX, PREFIX_MAX, "<%Y/%m/%d %H:%M:%S ", tm);
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sendbuf[sendlen++] = '\n';
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send(sockfd, sendbuf - PREFIX_MAX, sendlen + PREFIX_MAX, 0);
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sendlen = 0;
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memset(sendbuf, 0, sendlen);
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if (ch == -1);
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else if (ch == '\n') {
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if (sendlen == sendminlen) { continue; }
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sendbuf[sendlen++] = '\n'; /* terminator */
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send(sockfd, sendbuf, sendlen, 0);
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memset(sendbuf + sendminlen, 0, sendlen - sendminlen);
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sendlen = sendminlen;
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clearline(g_y - 1);
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}
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/* recv */
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recvlen = recv(sockfd, recvbuf, recvmax, MSG_DONTWAIT);
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/* render */
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clear();
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mvaddnstr(0, 0, recvbuf, recvlen);
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mvaddnstr(g_row - 1, 0, sendbuf, sendlen);
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refresh();
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else if (ch == BACKSPACE) {
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clearline(g_y - 1);
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if (sendlen - 1 >= sendminlen)
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{ --sendlen; }
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}
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else if (ch > 31 && ch < 127) {
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if (sendlen + 1 < SENDMAX)
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{ sendbuf[sendlen++] = ch; }
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}
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mvaddnstr(g_y - 1, 0, sendbuf, sendlen);
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move(g_y - 1, sendlen);
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/* sleep */
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++ct;
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sleep(interval);
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refresh();
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}
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}
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@ -73,17 +73,19 @@ def main
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end
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rescue
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end
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socket = connect
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loop do
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begin
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socket = connect
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delay = 0
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h = { "BYE" => 1, "QUIT" => 1, "SAY" => 2, "CLEAR" => 3, "NICK" => 4, "RECONNECT" => 5, "DELAY" => 6 }
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h = { "BYE" => 1, "QUIT" => 1, "SAY" => 2, "CLEAR" => 3, "NAME" => 4, "NICK" => 4,
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"RC" => 5, "RECONNECT" => 5, "DELAY" => 6 }
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update_prefix
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while msg = Readline.readline(@prefix, true)
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if not msg.empty?
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msg.strip!
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word = msg.split(/^([\w]*)$|^([\w]*) (.*)$/)[1..]
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word = msg.split(/^\/([\w]*)$|^([\w]*) (.*)$/)[1..]
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case h[word[0]]
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when h["BYE"]
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post(socket, "BYE")
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@ -94,7 +96,8 @@ def main
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if not word[1].empty?
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@name = word[1]
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end
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when h["RECONNECT"]
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when h["RC"]
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puts "reconnecting..."
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socket.close
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socket = connect
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when h["DELAY"]
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@ -113,9 +116,12 @@ def main
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sleep delay
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update_prefix
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end
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rescue (Errno::ECONNREFUSED Errno::EPIPE)
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puts "\n THE HOUSE IS ON FIRE."
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ensure
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puts "\nSTOPPING NOW."
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socket.close
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exit 1
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end
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end
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end
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15
client/moontalk.sh
Normal file
15
client/moontalk.sh
Normal file
@ -0,0 +1,15 @@
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#!/bin/bash
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# add this to your .bashrc
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# socat has a more reliable connection to the server than torify, it seems
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# if you want a more reliable client that isn't socat, run:
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# socat TCP-LISTEN:22222 SOCKS4a:localhost:7ks473deh6ggtwqsvbqdurepv5i6iblpbkx33b6cydon3ajph73sssad.onion:50000,socksport=9050 &
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# nc localhost 22222
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# ruby moontalk.rb -serv localhost -port 22222
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# or any other client with the server localhost and port 22222.
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# tail -1 moontalk.sh >> ~/.bashrc
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alias socat_moontalk="socat STDIO SOCKS4A:localhost:7ks473deh6ggtwqsvbqdurepv5i6iblpbkx33b6cydon3ajph73sssad.onion:50000,socksport=9150"
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