parent
c6cd59f5c8
commit
ccdeb0c556
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@ -1,3 +1,4 @@
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*.o
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chat
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chroot.tar
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root
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12
Makefile
12
Makefile
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@ -3,11 +3,17 @@ CFLAGS += -Wall -Wextra -Wpedantic
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CFLAGS += -I/usr/local/include
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LDFLAGS += -L/usr/local/lib
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LDLIBS = -lcursesw -ltls
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OBJS = chat.o client.o handle.o input.o ui.o
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all: tags chat
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tags: *.c
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ctags -w *.c
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chat: $(OBJS)
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$(CC) $(LDFLAGS) $(OBJS) $(LDLIBS) -o $@
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$(OBJS): chat.h
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tags: *.h *.c
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ctags -w *.h *.c
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chroot.tar: chat
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mkdir -p root
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@ -41,4 +47,4 @@ chroot.tar: chat
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tar -c -f chroot.tar -C root bin etc home lib libexec usr
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clean:
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rm -f tags chat chroot.tar
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rm -f tags chat $(OBJS) chroot.tar
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638
chat.c
638
chat.c
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@ -14,652 +14,70 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define _XOPEN_SOURCE_EXTENDED
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#define _WITH_GETLINE
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#include <curses.h>
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#include <err.h>
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#include <errno.h>
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#include <locale.h>
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#include <netdb.h>
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#include <netinet/in.h>
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#include <poll.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sysexits.h>
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#include <tls.h>
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#include <unistd.h>
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#include <wchar.h>
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#include <wctype.h>
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#define err(...) do { endwin(); err(__VA_ARGS__); } while (0)
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#define errx(...) do { endwin(); errx(__VA_ARGS__); } while (0)
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#include "chat.h"
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static wchar_t *wcssep(wchar_t **stringp, const wchar_t *delim) {
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wchar_t *orig = *stringp;
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if (!orig) return NULL;
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size_t i = wcscspn(orig, delim);
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*stringp = NULL;
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if (orig[i]) {
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orig[i] = '\0';
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*stringp = &orig[i + 1];
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}
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return orig;
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}
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static void curse(void) {
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setlocale(LC_CTYPE, "");
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initscr();
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keypad(stdscr, true);
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start_color();
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use_default_colors();
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for (short pair = 0; pair < 077; ++pair) {
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if (pair < 010) {
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init_pair(1 + pair, pair, -1);
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} else {
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init_pair(1 + pair, pair & 007, (pair & 070) >> 3);
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}
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}
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}
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static const int TOPIC_COLS = 512;
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static const int CHAT_LINES = 100;
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static const int INPUT_COLS = 512;
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static struct {
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WINDOW *topic;
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WINDOW *chat;
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WINDOW *input;
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} ui;
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static void uiInit(void) {
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ui.topic = newpad(2, TOPIC_COLS);
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mvwhline(ui.topic, 1, 0, ACS_HLINE, TOPIC_COLS);
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ui.chat = newpad(CHAT_LINES, COLS);
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wsetscrreg(ui.chat, 0, CHAT_LINES - 1);
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scrollok(ui.chat, true);
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wmove(ui.chat, CHAT_LINES - (LINES - 4) - 1, 0);
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ui.input = newpad(2, INPUT_COLS);
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mvwhline(ui.input, 0, 0, ACS_HLINE, INPUT_COLS);
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wmove(ui.input, 1, 0);
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cbreak();
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noecho();
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}
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static void uiDraw(void) {
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pnoutrefresh(ui.topic, 0, 0, 0, 0, 1, COLS - 1);
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pnoutrefresh(
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ui.chat,
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CHAT_LINES - (LINES - 4), 0,
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2, 0, LINES - 1, COLS - 1
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);
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pnoutrefresh(
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ui.input,
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0, 0,
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LINES - 2, 0,
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LINES - 1, COLS - 1
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);
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doupdate();
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}
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static const struct {
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attr_t attr;
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short color;
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} MIRC_COLORS[16] = {
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{ A_BOLD, COLOR_WHITE }, // white
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{ A_NORMAL, COLOR_BLACK }, // black
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{ A_NORMAL, COLOR_BLUE }, // blue
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{ A_NORMAL, COLOR_GREEN }, // green
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{ A_BOLD, COLOR_RED }, // red
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{ A_NORMAL, COLOR_RED }, // "brown"
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{ A_NORMAL, COLOR_MAGENTA }, // magenta
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{ A_NORMAL, COLOR_YELLOW }, // "orange"
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{ A_BOLD, COLOR_YELLOW }, // yellow
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{ A_BOLD, COLOR_GREEN }, // light green
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{ A_NORMAL, COLOR_CYAN }, // cyan
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{ A_BOLD, COLOR_CYAN }, // light cyan
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{ A_BOLD, COLOR_BLUE }, // light blue
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{ A_BOLD, COLOR_MAGENTA }, // "pink"
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{ A_BOLD, COLOR_BLACK }, // grey
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{ A_NORMAL, COLOR_WHITE }, // light grey
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};
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static void uiAdd(WINDOW *win, const char *str) {
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attr_t attr = A_NORMAL;
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short colorPair = -1;
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attr_t colorAttr = A_NORMAL;
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char *prompt(const char *prompt) {
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char *line = NULL;
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size_t cap;
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for (;;) {
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size_t cc = strcspn(str, "\2\3\35\37");
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wattr_set(win, attr | colorAttr, 1 + colorPair, NULL);
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waddnstr(win, str, cc);
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if (!str[cc]) break;
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printf("%s", prompt);
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fflush(stdout);
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str = &str[cc];
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switch (*str++) {
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break; case '\2': attr ^= A_BOLD;
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break; case '\35': attr ^= A_ITALIC;
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break; case '\37': attr ^= A_UNDERLINE;
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break; case '\3': {
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short fg = 0;
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short bg = 0;
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ssize_t len = getline(&line, &cap, stdin);
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if (ferror(stdin)) err(EX_IOERR, "getline");
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if (feof(stdin)) exit(EX_OK);
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if (len < 2) continue;
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size_t fgLen = strspn(str, "0123456789");
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if (!fgLen) {
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colorPair = -1;
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colorAttr = A_NORMAL;
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break;
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}
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if (fgLen > 2) fgLen = 2;
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for (size_t i = 0; i < fgLen; ++i) {
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fg *= 10;
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fg += str[i] - '0';
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}
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str = &str[fgLen];
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size_t bgLen = (str[0] == ',') ? strspn(&str[1], "0123456789") : 0;
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if (bgLen > 2) bgLen = 2;
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for (size_t i = 0; i < bgLen; ++i) {
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bg *= 10;
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bg += str[1 + i] - '0';
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}
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if (bgLen) str = &str[1 + bgLen];
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if (colorPair == -1) colorPair = 0;
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colorPair = (colorPair & 070) | MIRC_COLORS[fg].color;
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colorAttr = MIRC_COLORS[fg].attr;
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if (bgLen) {
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colorPair = (colorPair & 007) | (MIRC_COLORS[bg].color << 3);
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}
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}
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}
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line[len - 1] = '\0';
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return line;
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}
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}
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static void uiTopic(const char *topic) {
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wmove(ui.topic, 0, 0);
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wclrtoeol(ui.topic);
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uiAdd(ui.topic, topic);
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}
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static void uiChat(const char *line) {
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waddch(ui.chat, '\n');
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uiAdd(ui.chat, line);
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}
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static void uiFmt(const char *format, ...) {
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char *buf;
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va_list ap;
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va_start(ap, format);
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vasprintf(&buf, format, ap);
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va_end(ap);
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if (!buf) err(EX_OSERR, "vasprintf");
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uiChat(buf);
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free(buf);
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}
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static int color(const char *s) {
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if (!s) return 0;
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int x = 0;
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for (; s[0]; ++s) {
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x ^= s[0];
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}
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x &= 15;
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return (x == 1) ? 0 : x;
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}
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static struct {
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int sock;
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struct tls *tls;
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bool verbose;
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char *nick;
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char *user;
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char *chan;
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} client;
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static void clientWrite(const char *ptr, size_t len) {
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while (len) {
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ssize_t ret = tls_write(client.tls, ptr, len);
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if (ret == TLS_WANT_POLLIN || ret == TLS_WANT_POLLOUT) continue;
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if (ret < 0) errx(EX_IOERR, "tls_write: %s", tls_error(client.tls));
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ptr += ret;
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len -= ret;
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}
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}
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static void clientFmt(const char *format, ...) {
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char *buf;
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va_list ap;
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va_start(ap, format);
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int len = vasprintf(&buf, format, ap);
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va_end(ap);
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if (!buf) err(EX_OSERR, "vasprintf");
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if (client.verbose) uiFmt("<<< %.*s", len - 2, buf);
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clientWrite(buf, len);
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free(buf);
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}
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typedef void (*Handler)(char *prefix, char *params);
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static char *prift(char **prefix) {
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return strsep(prefix, "!@");
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}
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static char *shift(char **params) {
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char *rest = *params;
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if (!rest) errx(EX_PROTOCOL, "expected param");
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if (rest[0] == ':') {
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*params = NULL;
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return &rest[1];
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}
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return strsep(params, " ");
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}
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static void handlePing(char *prefix, char *params) {
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(void)prefix;
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clientFmt("PONG %s\r\n", params);
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}
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static void handle432(char *prefix, char *params) {
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(void)prefix;
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shift(¶ms);
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shift(¶ms);
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char *mesg = shift(¶ms);
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uiFmt("You can't use that name here");
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uiFmt("Sheriff says, \"%s\"", mesg);
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uiFmt("Type /nick <name> to choose a new one");
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}
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static void handle001(char *prefix, char *params) {
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(void)prefix;
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char *nick = shift(¶ms);
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if (strcmp(nick, client.nick)) {
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free(client.nick);
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client.nick = strdup(nick);
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}
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clientFmt("JOIN %s\r\n", client.chan);
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}
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static void handleJoin(char *prefix, char *params) {
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char *nick = prift(&prefix);
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char *user = prift(&prefix);
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char *chan = shift(¶ms);
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if (!strcmp(nick, client.nick) && strcmp(user, client.user)) {
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free(client.user);
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client.user = strdup(user);
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}
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uiFmt(
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"\3%d%s\3 arrives in \3%d%s\3",
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color(user), nick, color(chan), chan
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);
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}
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static void handlePart(char *prefix, char *params) {
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char *nick = prift(&prefix);
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char *user = prift(&prefix);
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char *chan = shift(¶ms);
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char *mesg = shift(¶ms);
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uiFmt(
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"\3%d%s\3 leaves \3%d%s\3, \"%s\"",
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color(user), nick, color(chan), chan, mesg
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);
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}
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static void handleQuit(char *prefix, char *params) {
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char *nick = prift(&prefix);
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char *user = prift(&prefix);
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char *mesg = shift(¶ms);
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char *quot = (mesg[0] == '"') ? "" : "\"";
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uiFmt(
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"\3%d%s\3 leaves, %s%s%s",
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color(user), nick, quot, mesg, quot
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);
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}
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static void handleKick(char *prefix, char *params) {
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char *nick = prift(&prefix);
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char *user = prift(&prefix);
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char *chan = shift(¶ms);
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char *kick = shift(¶ms);
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char *mesg = shift(¶ms);
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uiFmt(
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"\3%d%s\3 kicks \3%d%s\3 out of \3%d%s\3, \"%s\"",
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color(user), nick, color(kick), kick, color(chan), chan, mesg
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);
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}
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static void handle332(char *prefix, char *params) {
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(void)prefix;
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shift(¶ms);
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char *chan = shift(¶ms);
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char *topic = shift(¶ms);
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uiFmt(
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"The sign in \3%d%s\3 reads, \"%s\"",
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color(chan), chan, topic
|
||||
);
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uiTopic(topic);
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}
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static void handleTopic(char *prefix, char *params) {
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char *nick = prift(&prefix);
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char *user = prift(&prefix);
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char *chan = shift(¶ms);
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char *topic = shift(¶ms);
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uiFmt(
|
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"\3%d%s\3 places a new sign in \3%d%s\3, \"%s\"",
|
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color(user), nick, color(chan), chan, topic
|
||||
);
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uiTopic(topic);
|
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}
|
||||
|
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static void handle366(char *prefix, char *params) {
|
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(void)prefix;
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shift(¶ms);
|
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char *chan = shift(¶ms);
|
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clientFmt("WHO %s\r\n", chan);
|
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}
|
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|
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static char whoBuf[4096];
|
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static size_t whoLen;
|
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static void handle352(char *prefix, char *params) {
|
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(void)prefix;
|
||||
shift(¶ms);
|
||||
shift(¶ms);
|
||||
char *user = shift(¶ms);
|
||||
shift(¶ms);
|
||||
shift(¶ms);
|
||||
char *nick = shift(¶ms);
|
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whoLen += snprintf(
|
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&whoBuf[whoLen], sizeof(whoBuf) - whoLen,
|
||||
"%s\3%d%s\3",
|
||||
(whoLen ? ", " : ""), color(user), nick
|
||||
);
|
||||
}
|
||||
static void handle315(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
char *chan = shift(¶ms);
|
||||
whoLen = 0;
|
||||
uiFmt(
|
||||
"In \3%d%s\3 are %s",
|
||||
color(chan), chan, whoBuf
|
||||
);
|
||||
}
|
||||
|
||||
static void handleNick(char *prefix, char *params) {
|
||||
char *prev = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *next = shift(¶ms);
|
||||
if (!strcmp(user, client.user)) {
|
||||
free(client.nick);
|
||||
client.nick = strdup(next);
|
||||
}
|
||||
uiFmt(
|
||||
"\3%d%s\3 is now known as \3%d%s\3",
|
||||
color(user), prev, color(user), next
|
||||
);
|
||||
}
|
||||
|
||||
static void handlePrivmsg(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
if (mesg[0] == '\1') {
|
||||
strsep(&mesg, " ");
|
||||
uiFmt("* \3%d%s\3 %s", color(user), nick, strsep(&mesg, "\1"));
|
||||
} else {
|
||||
uiFmt("<\3%d%s\3> %s", color(user), nick, mesg);
|
||||
}
|
||||
}
|
||||
static void handleNotice(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
if (strcmp(client.chan, chan)) return;
|
||||
uiFmt("-\3%d%s\3- %s", color(user), nick, mesg);
|
||||
}
|
||||
|
||||
static const struct {
|
||||
const char *command;
|
||||
Handler handler;
|
||||
} HANDLERS[] = {
|
||||
{ "001", handle001 },
|
||||
{ "315", handle315 },
|
||||
{ "332", handle332 },
|
||||
{ "352", handle352 },
|
||||
{ "366", handle366 },
|
||||
{ "432", handle432 },
|
||||
{ "433", handle432 },
|
||||
{ "JOIN", handleJoin },
|
||||
{ "KICK", handleKick },
|
||||
{ "NICK", handleNick },
|
||||
{ "NOTICE", handleNotice },
|
||||
{ "PART", handlePart },
|
||||
{ "PING", handlePing },
|
||||
{ "PRIVMSG", handlePrivmsg },
|
||||
{ "QUIT", handleQuit },
|
||||
{ "TOPIC", handleTopic },
|
||||
};
|
||||
static const size_t HANDLERS_LEN = sizeof(HANDLERS) / sizeof(HANDLERS[0]);
|
||||
|
||||
static void handle(char *line) {
|
||||
char *prefix = NULL;
|
||||
if (line[0] == ':') {
|
||||
prefix = strsep(&line, " ") + 1;
|
||||
if (!line) errx(EX_PROTOCOL, "eol after prefix");
|
||||
}
|
||||
char *command = strsep(&line, " ");
|
||||
for (size_t i = 0; i < HANDLERS_LEN; ++i) {
|
||||
if (strcmp(command, HANDLERS[i].command)) continue;
|
||||
HANDLERS[i].handler(prefix, line);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void clientRead(void) {
|
||||
static char buf[4096];
|
||||
static size_t fill;
|
||||
|
||||
ssize_t size = tls_read(client.tls, buf + fill, sizeof(buf) - fill);
|
||||
if (size < 0) errx(EX_IOERR, "tls_read: %s", tls_error(client.tls));
|
||||
if (!size) {
|
||||
// FIXME: Always endwin
|
||||
endwin();
|
||||
exit(EX_OK);
|
||||
}
|
||||
fill += size;
|
||||
|
||||
char *end, *line = buf;
|
||||
while ((end = strnstr(line, "\r\n", buf + fill - line))) {
|
||||
end[0] = '\0';
|
||||
if (client.verbose) uiFmt(">>> %s", line);
|
||||
handle(line);
|
||||
line = &end[2];
|
||||
}
|
||||
|
||||
fill -= line - buf;
|
||||
memmove(buf, line, fill);
|
||||
}
|
||||
|
||||
static void privmsg(bool action, const wchar_t *mesg) {
|
||||
char *line;
|
||||
int send;
|
||||
asprintf(
|
||||
&line, ":%s!%s %nPRIVMSG %s :%s%ls%s",
|
||||
client.nick, client.user, &send, client.chan,
|
||||
(action ? "\1ACTION " : ""), mesg, (action ? "\1" : "")
|
||||
);
|
||||
if (!line) err(EX_OSERR, "asprintf");
|
||||
clientFmt("%s\r\n", &line[send]);
|
||||
handle(line);
|
||||
free(line);
|
||||
}
|
||||
|
||||
typedef void (*Command)(wchar_t *params);
|
||||
|
||||
static void inputMe(wchar_t *params) {
|
||||
privmsg(true, params ? params : L"");
|
||||
}
|
||||
|
||||
static void inputNick(wchar_t *params) {
|
||||
wchar_t *nick = wcssep(¶ms, L" ");
|
||||
if (nick) {
|
||||
clientFmt("NICK %ls\r\n", nick);
|
||||
} else {
|
||||
uiFmt("/nick requires a name");
|
||||
}
|
||||
}
|
||||
|
||||
static void inputQuit(wchar_t *params) {
|
||||
if (params) {
|
||||
clientFmt("QUIT :%ls\r\n", params);
|
||||
} else {
|
||||
clientFmt("QUIT :Goodbye\r\n");
|
||||
}
|
||||
}
|
||||
|
||||
static const struct {
|
||||
const wchar_t *command;
|
||||
Command handler;
|
||||
} COMMANDS[] = {
|
||||
{ L"me", inputMe },
|
||||
{ L"nick", inputNick },
|
||||
{ L"quit", inputQuit },
|
||||
};
|
||||
static const size_t COMMANDS_LEN = sizeof(COMMANDS) / sizeof(COMMANDS[0]);
|
||||
|
||||
static void input(wchar_t *input) {
|
||||
if (input[0] != '/') {
|
||||
privmsg(false, input);
|
||||
return;
|
||||
}
|
||||
input++;
|
||||
wchar_t *command = wcssep(&input, L" ");
|
||||
for (size_t i = 0; i < COMMANDS_LEN; ++i) {
|
||||
if (wcscmp(command, COMMANDS[i].command)) continue;
|
||||
COMMANDS[i].handler(input);
|
||||
return;
|
||||
}
|
||||
uiFmt("/%ls isn't a recognized command", command);
|
||||
}
|
||||
|
||||
static void uiRead(void) {
|
||||
static wchar_t buf[512];
|
||||
static size_t len;
|
||||
|
||||
wint_t ch;
|
||||
wget_wch(ui.input, &ch);
|
||||
switch (ch) {
|
||||
break; case '\b': case '\177': {
|
||||
if (len) len--;
|
||||
}
|
||||
break; case '\n': {
|
||||
if (!len) break;
|
||||
buf[len] = '\0';
|
||||
input(buf);
|
||||
len = 0;
|
||||
}
|
||||
break; default: {
|
||||
if (iswprint(ch)) buf[len++] = ch;
|
||||
}
|
||||
}
|
||||
wmove(ui.input, 1, 0);
|
||||
waddnwstr(ui.input, buf, len);
|
||||
wclrtoeol(ui.input);
|
||||
}
|
||||
|
||||
static void webirc(const char *pass) {
|
||||
const char *ssh = getenv("SSH_CLIENT");
|
||||
if (!ssh) return;
|
||||
int len = strchrnul(ssh, ' ') - ssh;
|
||||
clientFmt(
|
||||
"WEBIRC %s %s %.*s %.*s\r\n",
|
||||
pass, client.nick, len, ssh, len, ssh
|
||||
);
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
int error;
|
||||
|
||||
const char *host = NULL;
|
||||
const char *port = "6697";
|
||||
char *host = NULL;
|
||||
char *port = "6697";
|
||||
const char *webPass = NULL;
|
||||
|
||||
int opt;
|
||||
while (0 < (opt = getopt(argc, argv, "h:j:n:p:vw:"))) {
|
||||
switch (opt) {
|
||||
break; case 'h': host = optarg;
|
||||
break; case 'j': client.chan = strdup(optarg);
|
||||
break; case 'n': client.nick = strdup(optarg);
|
||||
break; case 'p': port = optarg;
|
||||
break; case 'v': client.verbose = true;
|
||||
break; case 'h': host = strdup(optarg);
|
||||
break; case 'j': chat.chan = strdup(optarg);
|
||||
break; case 'n': chat.nick = strdup(optarg);
|
||||
break; case 'p': port = strdup(optarg);
|
||||
break; case 'v': chat.verbose = true;
|
||||
break; case 'w': webPass = optarg;
|
||||
break; default: return EX_USAGE;
|
||||
}
|
||||
}
|
||||
|
||||
curse();
|
||||
if (!host) host = prompt("Host: ");
|
||||
if (!chat.chan) chat.chan = prompt("Join: ");
|
||||
if (!chat.nick) chat.nick = prompt("Name: ");
|
||||
chat.user = strdup(chat.nick);
|
||||
|
||||
char hostBuf[64] = {0};
|
||||
if (!host) {
|
||||
addstr("Host: ");
|
||||
getnstr(hostBuf, sizeof(hostBuf) - 1);
|
||||
host = hostBuf;
|
||||
}
|
||||
if (!client.chan) {
|
||||
char buf[64] = {0};
|
||||
addstr("Join: ");
|
||||
getnstr(buf, sizeof(buf) - 1);
|
||||
client.chan = strdup(buf);
|
||||
}
|
||||
if (!client.nick) {
|
||||
char buf[16] = {0};
|
||||
addstr("Name: ");
|
||||
getnstr(buf, sizeof(buf) - 1);
|
||||
client.nick = strdup(buf);
|
||||
}
|
||||
client.user = strdup(client.nick);
|
||||
|
||||
erase();
|
||||
uiInit();
|
||||
uiChat("Traveling...");
|
||||
uiDraw();
|
||||
|
||||
struct tls_config *config = tls_config_new();
|
||||
error = tls_config_set_ciphers(config, "compat");
|
||||
if (error) errx(EX_SOFTWARE, "tls_config: %s", tls_config_error(config));
|
||||
|
||||
client.tls = tls_client();
|
||||
if (!client.tls) errx(EX_SOFTWARE, "tls_client");
|
||||
|
||||
error = tls_configure(client.tls, config);
|
||||
if (error) errx(EX_SOFTWARE, "tls_configure");
|
||||
tls_config_free(config);
|
||||
|
||||
struct addrinfo *ai;
|
||||
struct addrinfo hints = {
|
||||
.ai_family = AF_UNSPEC,
|
||||
.ai_socktype = SOCK_STREAM,
|
||||
.ai_protocol = IPPROTO_TCP,
|
||||
};
|
||||
error = getaddrinfo(host, port, &hints, &ai);
|
||||
if (error) errx(EX_NOHOST, "getaddrinfo: %s", gai_strerror(error));
|
||||
|
||||
client.sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
|
||||
if (client.sock < 0) err(EX_OSERR, "socket");
|
||||
|
||||
error = connect(client.sock, ai->ai_addr, ai->ai_addrlen);
|
||||
if (error) err(EX_UNAVAILABLE, "connect");
|
||||
freeaddrinfo(ai);
|
||||
|
||||
error = tls_connect_socket(client.tls, client.sock, host);
|
||||
if (error) err(EX_PROTOCOL, "tls_connect");
|
||||
|
||||
if (webPass) webirc(webPass);
|
||||
clientFmt("NICK %s\r\n", client.nick);
|
||||
clientFmt("USER %s 0 * :%s\r\n", client.user, client.nick);
|
||||
int sock = clientConnect(host, port, webPass);
|
||||
free(host);
|
||||
free(port);
|
||||
|
||||
struct pollfd fds[2] = {
|
||||
{ .fd = STDIN_FILENO, .events = POLLIN },
|
||||
{ .fd = client.sock, .events = POLLIN },
|
||||
{ .fd = sock, .events = POLLIN },
|
||||
};
|
||||
for (;;) {
|
||||
int nfds = poll(fds, 2, -1);
|
||||
|
|
|
@ -0,0 +1,49 @@
|
|||
/* Copyright (C) 2018 Curtis McEnroe <june@causal.agency>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <stdbool.h>
|
||||
#include <stdlib.h>
|
||||
#include <wchar.h>
|
||||
|
||||
#define err(...) do { uiHide(); err(__VA_ARGS__); } while (0)
|
||||
#define errx(...) do { uiHide(); errx(__VA_ARGS__); } while (0)
|
||||
|
||||
struct {
|
||||
bool verbose;
|
||||
char *nick;
|
||||
char *user;
|
||||
char *chan;
|
||||
} chat;
|
||||
|
||||
int clientConnect(const char *host, const char *port, const char *webPass);
|
||||
void clientRead(void);
|
||||
void clientWrite(const char *ptr, size_t len);
|
||||
|
||||
__attribute__((format(printf, 1, 2)))
|
||||
void clientFmt(const char *format, ...);
|
||||
|
||||
void uiInit(void);
|
||||
void uiHide(void);
|
||||
void uiDraw(void);
|
||||
void uiRead(void);
|
||||
void uiTopic(const char *topic);
|
||||
void uiChat(const char *line);
|
||||
|
||||
__attribute__((format(printf, 1, 2)))
|
||||
void uiFmt(const char *format, ...);
|
||||
|
||||
void handle(char *line);
|
||||
void input(wchar_t *line);
|
|
@ -0,0 +1,129 @@
|
|||
/* Copyright (C) 2018 Curtis McEnroe <june@causal.agency>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <err.h>
|
||||
#include <stdarg.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sysexits.h>
|
||||
#include <tls.h>
|
||||
#include <unistd.h>
|
||||
#include <netdb.h>
|
||||
#include <netinet/in.h>
|
||||
#include <sys/socket.h>
|
||||
|
||||
#include "chat.h"
|
||||
|
||||
static struct tls *client;
|
||||
|
||||
static void webirc(const char *pass) {
|
||||
const char *ssh = getenv("SSH_CLIENT");
|
||||
if (!ssh) return;
|
||||
int len = strlen(ssh);
|
||||
const char *sp = strchr(ssh, ' ');
|
||||
if (sp) len = sp - ssh;
|
||||
clientFmt(
|
||||
"WEBIRC %s %s %.*s %.*s\r\n",
|
||||
pass, chat.user, len, ssh, len, ssh
|
||||
);
|
||||
}
|
||||
|
||||
int clientConnect(const char *host, const char *port, const char *webPass) {
|
||||
int error;
|
||||
|
||||
struct tls_config *config = tls_config_new();
|
||||
error = tls_config_set_ciphers(config, "compat");
|
||||
if (error) errx(EX_SOFTWARE, "tls_config: %s", tls_config_error(config));
|
||||
|
||||
client = tls_client();
|
||||
if (!client) errx(EX_SOFTWARE, "tls_client");
|
||||
|
||||
error = tls_configure(client, config);
|
||||
if (error) errx(EX_SOFTWARE, "tls_configure");
|
||||
tls_config_free(config);
|
||||
|
||||
struct addrinfo *ai;
|
||||
struct addrinfo hints = {
|
||||
.ai_family = AF_UNSPEC,
|
||||
.ai_socktype = SOCK_STREAM,
|
||||
.ai_protocol = IPPROTO_TCP,
|
||||
};
|
||||
error = getaddrinfo(host, port, &hints, &ai);
|
||||
if (error) errx(EX_NOHOST, "getaddrinfo: %s", gai_strerror(error));
|
||||
|
||||
int sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
|
||||
if (sock < 0) err(EX_OSERR, "socket");
|
||||
|
||||
error = connect(sock, ai->ai_addr, ai->ai_addrlen);
|
||||
if (error) err(EX_UNAVAILABLE, "connect");
|
||||
freeaddrinfo(ai);
|
||||
|
||||
error = tls_connect_socket(client, sock, host);
|
||||
if (error) err(EX_PROTOCOL, "tls_connect");
|
||||
|
||||
if (webPass) webirc(webPass);
|
||||
clientFmt("NICK %s\r\n", chat.nick);
|
||||
clientFmt("USER %s 0 * :%s\r\n", chat.user, chat.nick);
|
||||
|
||||
return sock;
|
||||
}
|
||||
|
||||
void clientWrite(const char *ptr, size_t len) {
|
||||
while (len) {
|
||||
ssize_t ret = tls_write(client, ptr, len);
|
||||
if (ret == TLS_WANT_POLLIN || ret == TLS_WANT_POLLOUT) continue;
|
||||
if (ret < 0) errx(EX_IOERR, "tls_write: %s", tls_error(client));
|
||||
ptr += ret;
|
||||
len -= ret;
|
||||
}
|
||||
}
|
||||
|
||||
void clientFmt(const char *format, ...) {
|
||||
char *buf;
|
||||
va_list ap;
|
||||
va_start(ap, format);
|
||||
int len = vasprintf(&buf, format, ap);
|
||||
va_end(ap);
|
||||
if (!buf) err(EX_OSERR, "vasprintf");
|
||||
if (chat.verbose) uiFmt("<<< %.*s", len - 2, buf);
|
||||
clientWrite(buf, len);
|
||||
free(buf);
|
||||
}
|
||||
|
||||
void clientRead(void) {
|
||||
static char buf[4096];
|
||||
static size_t len;
|
||||
|
||||
ssize_t read = tls_read(client, &buf[len], sizeof(buf) - len);
|
||||
if (read < 0) errx(EX_IOERR, "tls_read: %s", tls_error(client));
|
||||
if (!read) {
|
||||
uiHide();
|
||||
exit(EX_OK);
|
||||
}
|
||||
len += read;
|
||||
|
||||
char *crlf, *line = buf;
|
||||
while ((crlf = strnstr(line, "\r\n", &buf[len] - line))) {
|
||||
crlf[0] = '\0';
|
||||
if (chat.verbose) uiFmt(">>> %s", line);
|
||||
handle(line);
|
||||
line = &crlf[2];
|
||||
}
|
||||
|
||||
len -= line - buf;
|
||||
memmove(buf, line, len);
|
||||
}
|
|
@ -0,0 +1,255 @@
|
|||
/* Copyright (C) 2018 Curtis McEnroe <june@causal.agency>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <err.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sysexits.h>
|
||||
|
||||
#include "chat.h"
|
||||
|
||||
static int color(const char *s) {
|
||||
if (!s) return 0;
|
||||
int x = 0;
|
||||
for (; s[0]; ++s) {
|
||||
x ^= s[0];
|
||||
}
|
||||
x &= 15;
|
||||
return (x == 1) ? 0 : x;
|
||||
}
|
||||
|
||||
typedef void (*Handler)(char *prefix, char *params);
|
||||
|
||||
static char *prift(char **prefix) {
|
||||
return strsep(prefix, "!@");
|
||||
}
|
||||
|
||||
static char *shift(char **params) {
|
||||
char *rest = *params;
|
||||
if (!rest) errx(EX_PROTOCOL, "unexpected eol");
|
||||
if (rest[0] == ':') {
|
||||
*params = NULL;
|
||||
return &rest[1];
|
||||
}
|
||||
return strsep(params, " ");
|
||||
}
|
||||
|
||||
static void handlePing(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
clientFmt("PONG %s\r\n", params);
|
||||
}
|
||||
|
||||
static void handle432(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
uiChat("You can't use that name here");
|
||||
uiFmt("Sheriff says, \"%s\"", mesg);
|
||||
uiChat("Type /nick <name> to choose a new one");
|
||||
}
|
||||
|
||||
static void handle001(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
char *nick = shift(¶ms);
|
||||
if (strcmp(nick, chat.nick)) {
|
||||
free(chat.nick);
|
||||
chat.nick = strdup(nick);
|
||||
}
|
||||
clientFmt("JOIN %s\r\n", chat.chan);
|
||||
}
|
||||
|
||||
static void handleJoin(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
if (!strcmp(nick, chat.nick) && strcmp(user, chat.user)) {
|
||||
free(chat.user);
|
||||
chat.user = strdup(user);
|
||||
}
|
||||
uiFmt(
|
||||
"\3%d%s\3 arrives in \3%d%s\3",
|
||||
color(user), nick, color(chan), chan
|
||||
);
|
||||
}
|
||||
|
||||
static void handlePart(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
uiFmt(
|
||||
"\3%d%s\3 leaves \3%d%s\3, \"%s\"",
|
||||
color(user), nick, color(chan), chan, mesg
|
||||
);
|
||||
}
|
||||
|
||||
static void handleQuit(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *mesg = shift(¶ms);
|
||||
char *quot = (mesg[0] == '"') ? "" : "\"";
|
||||
uiFmt(
|
||||
"\3%d%s\3 leaves, %s%s%s",
|
||||
color(user), nick, quot, mesg, quot
|
||||
);
|
||||
}
|
||||
|
||||
static void handleKick(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
char *kick = shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
uiFmt(
|
||||
"\3%d%s\3 kicks \3%d%s\3 out of \3%d%s\3, \"%s\"",
|
||||
color(user), nick, color(kick), kick, color(chan), chan, mesg
|
||||
);
|
||||
}
|
||||
|
||||
static void handle332(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
char *chan = shift(¶ms);
|
||||
char *topic = shift(¶ms);
|
||||
uiFmt(
|
||||
"The sign in \3%d%s\3 reads, \"%s\"",
|
||||
color(chan), chan, topic
|
||||
);
|
||||
uiTopic(topic);
|
||||
}
|
||||
|
||||
static void handleTopic(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
char *topic = shift(¶ms);
|
||||
uiFmt(
|
||||
"\3%d%s\3 places a new sign in \3%d%s\3, \"%s\"",
|
||||
color(user), nick, color(chan), chan, topic
|
||||
);
|
||||
uiTopic(topic);
|
||||
}
|
||||
|
||||
static void handle366(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
char *chan = shift(¶ms);
|
||||
clientFmt("WHO %s\r\n", chan);
|
||||
}
|
||||
|
||||
static char whoBuf[4096];
|
||||
static size_t whoLen;
|
||||
|
||||
static void handle352(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
shift(¶ms);
|
||||
char *user = shift(¶ms);
|
||||
shift(¶ms);
|
||||
shift(¶ms);
|
||||
char *nick = shift(¶ms);
|
||||
whoLen += snprintf(
|
||||
&whoBuf[whoLen], sizeof(whoBuf) - whoLen,
|
||||
"%s\3%d%s\3",
|
||||
(whoLen ? ", " : ""), color(user), nick
|
||||
);
|
||||
}
|
||||
|
||||
static void handle315(char *prefix, char *params) {
|
||||
(void)prefix;
|
||||
shift(¶ms);
|
||||
char *chan = shift(¶ms);
|
||||
whoLen = 0;
|
||||
uiFmt(
|
||||
"In \3%d%s\3 are %s",
|
||||
color(chan), chan, whoBuf
|
||||
);
|
||||
}
|
||||
|
||||
static void handleNick(char *prefix, char *params) {
|
||||
char *prev = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *next = shift(¶ms);
|
||||
if (!strcmp(user, chat.user)) {
|
||||
free(chat.nick);
|
||||
chat.nick = strdup(next);
|
||||
}
|
||||
uiFmt(
|
||||
"\3%d%s\3 is now known as \3%d%s\3",
|
||||
color(user), prev, color(user), next
|
||||
);
|
||||
}
|
||||
|
||||
static void handlePrivmsg(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
if (mesg[0] == '\1') {
|
||||
strsep(&mesg, " ");
|
||||
uiFmt("* \3%d%s\3 %s", color(user), nick, strsep(&mesg, "\1"));
|
||||
} else {
|
||||
uiFmt("<\3%d%s\3> %s", color(user), nick, mesg);
|
||||
}
|
||||
}
|
||||
|
||||
static void handleNotice(char *prefix, char *params) {
|
||||
char *nick = prift(&prefix);
|
||||
char *user = prift(&prefix);
|
||||
char *chan = shift(¶ms);
|
||||
char *mesg = shift(¶ms);
|
||||
if (strcmp(chat.chan, chan)) return;
|
||||
uiFmt("-\3%d%s\3- %s", color(user), nick, mesg);
|
||||
}
|
||||
|
||||
static const struct {
|
||||
const char *command;
|
||||
Handler handler;
|
||||
} HANDLERS[] = {
|
||||
{ "001", handle001 },
|
||||
{ "315", handle315 },
|
||||
{ "332", handle332 },
|
||||
{ "352", handle352 },
|
||||
{ "366", handle366 },
|
||||
{ "432", handle432 },
|
||||
{ "433", handle432 },
|
||||
{ "JOIN", handleJoin },
|
||||
{ "KICK", handleKick },
|
||||
{ "NICK", handleNick },
|
||||
{ "NOTICE", handleNotice },
|
||||
{ "PART", handlePart },
|
||||
{ "PING", handlePing },
|
||||
{ "PRIVMSG", handlePrivmsg },
|
||||
{ "QUIT", handleQuit },
|
||||
{ "TOPIC", handleTopic },
|
||||
};
|
||||
static const size_t HANDLERS_LEN = sizeof(HANDLERS) / sizeof(HANDLERS[0]);
|
||||
|
||||
void handle(char *line) {
|
||||
char *prefix = NULL;
|
||||
if (line[0] == ':') {
|
||||
prefix = strsep(&line, " ") + 1;
|
||||
if (!line) errx(EX_PROTOCOL, "unexpected eol");
|
||||
}
|
||||
char *command = strsep(&line, " ");
|
||||
for (size_t i = 0; i < HANDLERS_LEN; ++i) {
|
||||
if (strcmp(command, HANDLERS[i].command)) continue;
|
||||
HANDLERS[i].handler(prefix, line);
|
||||
break;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,98 @@
|
|||
/* Copyright (C) 2018 Curtis McEnroe <june@causal.agency>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <err.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <sysexits.h>
|
||||
#include <wchar.h>
|
||||
|
||||
#include "chat.h"
|
||||
|
||||
static wchar_t *wcssep(wchar_t **stringp, const wchar_t *delim) {
|
||||
wchar_t *orig = *stringp;
|
||||
if (!orig) return NULL;
|
||||
size_t i = wcscspn(orig, delim);
|
||||
*stringp = NULL;
|
||||
if (orig[i]) {
|
||||
orig[i] = '\0';
|
||||
*stringp = &orig[i + 1];
|
||||
}
|
||||
return orig;
|
||||
}
|
||||
|
||||
static void privmsg(bool action, const wchar_t *mesg) {
|
||||
char *line;
|
||||
int send;
|
||||
asprintf(
|
||||
&line, ":%s!%s %nPRIVMSG %s :%s%ls%s",
|
||||
chat.nick, chat.user, &send, chat.chan,
|
||||
(action ? "\1ACTION " : ""), mesg, (action ? "\1" : "")
|
||||
);
|
||||
if (!line) err(EX_OSERR, "asprintf");
|
||||
clientFmt("%s\r\n", &line[send]);
|
||||
handle(line);
|
||||
free(line);
|
||||
}
|
||||
|
||||
typedef void (*Handler)(wchar_t *params);
|
||||
|
||||
static void inputMe(wchar_t *params) {
|
||||
privmsg(true, params ? params : L"");
|
||||
}
|
||||
|
||||
static void inputNick(wchar_t *params) {
|
||||
wchar_t *nick = wcssep(¶ms, L" ");
|
||||
if (nick) {
|
||||
clientFmt("NICK %ls\r\n", nick);
|
||||
} else {
|
||||
uiChat("/nick requires a name");
|
||||
}
|
||||
}
|
||||
|
||||
static void inputQuit(wchar_t *params) {
|
||||
if (params) {
|
||||
clientFmt("QUIT :%ls\r\n", params);
|
||||
} else {
|
||||
clientFmt("QUIT :Goodbye\r\n");
|
||||
}
|
||||
}
|
||||
|
||||
static const struct {
|
||||
const wchar_t *command;
|
||||
Handler handler;
|
||||
} COMMANDS[] = {
|
||||
{ L"me", inputMe },
|
||||
{ L"nick", inputNick },
|
||||
{ L"quit", inputQuit },
|
||||
};
|
||||
static const size_t COMMANDS_LEN = sizeof(COMMANDS) / sizeof(COMMANDS[0]);
|
||||
|
||||
void input(wchar_t *input) {
|
||||
if (input[0] != '/') {
|
||||
privmsg(false, input);
|
||||
return;
|
||||
}
|
||||
input++;
|
||||
wchar_t *command = wcssep(&input, L" ");
|
||||
for (size_t i = 0; i < COMMANDS_LEN; ++i) {
|
||||
if (wcscmp(command, COMMANDS[i].command)) continue;
|
||||
COMMANDS[i].handler(input);
|
||||
return;
|
||||
}
|
||||
uiFmt("/%ls isn't a recognized command", command);
|
||||
}
|
|
@ -0,0 +1,211 @@
|
|||
/* Copyright (C) 2018 Curtis McEnroe <june@causal.agency>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 Affero General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Affero General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#define _XOPEN_SOURCE_EXTENDED
|
||||
|
||||
#include <curses.h>
|
||||
#include <err.h>
|
||||
#include <locale.h>
|
||||
#include <stdarg.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sysexits.h>
|
||||
#include <wchar.h>
|
||||
#include <wctype.h>
|
||||
|
||||
#include "chat.h"
|
||||
|
||||
static const int TOPIC_COLS = 512;
|
||||
static const int CHAT_LINES = 100;
|
||||
static const int INPUT_COLS = 512;
|
||||
|
||||
static struct {
|
||||
WINDOW *topic;
|
||||
WINDOW *chat;
|
||||
WINDOW *input;
|
||||
} ui;
|
||||
|
||||
void uiInit(void) {
|
||||
setlocale(LC_CTYPE, "");
|
||||
initscr();
|
||||
cbreak();
|
||||
noecho();
|
||||
keypad(stdscr, true);
|
||||
|
||||
start_color();
|
||||
use_default_colors();
|
||||
for (short pair = 0; pair < 077; ++pair) {
|
||||
if (pair < 010) {
|
||||
init_pair(1 + pair, pair, -1);
|
||||
} else {
|
||||
init_pair(1 + pair, pair & 007, (pair & 070) >> 3);
|
||||
}
|
||||
}
|
||||
|
||||
ui.topic = newpad(2, TOPIC_COLS);
|
||||
mvwhline(ui.topic, 1, 0, ACS_HLINE, TOPIC_COLS);
|
||||
|
||||
ui.chat = newpad(CHAT_LINES, COLS);
|
||||
wsetscrreg(ui.chat, 0, CHAT_LINES - 1);
|
||||
scrollok(ui.chat, true);
|
||||
wmove(ui.chat, CHAT_LINES - (LINES - 4) - 1, 0);
|
||||
|
||||
ui.input = newpad(2, INPUT_COLS);
|
||||
mvwhline(ui.input, 0, 0, ACS_HLINE, INPUT_COLS);
|
||||
wmove(ui.input, 1, 0);
|
||||
}
|
||||
|
||||
void uiHide(void) {
|
||||
endwin();
|
||||
}
|
||||
|
||||
void uiDraw(void) {
|
||||
pnoutrefresh(ui.topic, 0, 0, 0, 0, 1, COLS - 1);
|
||||
pnoutrefresh(
|
||||
ui.chat,
|
||||
CHAT_LINES - (LINES - 4), 0,
|
||||
2, 0, LINES - 1, COLS - 1
|
||||
);
|
||||
pnoutrefresh(
|
||||
ui.input,
|
||||
0, 0,
|
||||
LINES - 2, 0,
|
||||
LINES - 1, COLS - 1
|
||||
);
|
||||
doupdate();
|
||||
}
|
||||
|
||||
static const struct {
|
||||
attr_t attr;
|
||||
short color;
|
||||
} MIRC_COLORS[16] = {
|
||||
{ A_BOLD, COLOR_WHITE }, // white
|
||||
{ A_NORMAL, COLOR_BLACK }, // black
|
||||
{ A_NORMAL, COLOR_BLUE }, // blue
|
||||
{ A_NORMAL, COLOR_GREEN }, // green
|
||||
{ A_BOLD, COLOR_RED }, // red
|
||||
{ A_NORMAL, COLOR_RED }, // "brown"
|
||||
{ A_NORMAL, COLOR_MAGENTA }, // magenta
|
||||
{ A_NORMAL, COLOR_YELLOW }, // "orange"
|
||||
{ A_BOLD, COLOR_YELLOW }, // yellow
|
||||
{ A_BOLD, COLOR_GREEN }, // light green
|
||||
{ A_NORMAL, COLOR_CYAN }, // cyan
|
||||
{ A_BOLD, COLOR_CYAN }, // light cyan
|
||||
{ A_BOLD, COLOR_BLUE }, // light blue
|
||||
{ A_BOLD, COLOR_MAGENTA }, // "pink"
|
||||
{ A_BOLD, COLOR_BLACK }, // grey
|
||||
{ A_NORMAL, COLOR_WHITE }, // light grey
|
||||
};
|
||||
|
||||
static void uiAdd(WINDOW *win, const char *str) {
|
||||
attr_t attr = A_NORMAL;
|
||||
short colorPair = -1;
|
||||
attr_t colorAttr = A_NORMAL;
|
||||
for (;;) {
|
||||
size_t cc = strcspn(str, "\2\3\35\37");
|
||||
wattr_set(win, attr | colorAttr, 1 + colorPair, NULL);
|
||||
waddnstr(win, str, cc);
|
||||
if (!str[cc]) break;
|
||||
|
||||
str = &str[cc];
|
||||
switch (*str++) {
|
||||
break; case '\2': attr ^= A_BOLD;
|
||||
break; case '\35': attr ^= A_ITALIC;
|
||||
break; case '\37': attr ^= A_UNDERLINE;
|
||||
break; case '\3': {
|
||||
short fg = 0;
|
||||
short bg = 0;
|
||||
|
||||
size_t fgLen = strspn(str, "0123456789");
|
||||
if (!fgLen) {
|
||||
colorPair = -1;
|
||||
colorAttr = A_NORMAL;
|
||||
break;
|
||||
}
|
||||
|
||||
if (fgLen > 2) fgLen = 2;
|
||||
for (size_t i = 0; i < fgLen; ++i) {
|
||||
fg *= 10;
|
||||
fg += str[i] - '0';
|
||||
}
|
||||
str = &str[fgLen];
|
||||
|
||||
size_t bgLen = (str[0] == ',') ? strspn(&str[1], "0123456789") : 0;
|
||||
if (bgLen > 2) bgLen = 2;
|
||||
for (size_t i = 0; i < bgLen; ++i) {
|
||||
bg *= 10;
|
||||
bg += str[1 + i] - '0';
|
||||
}
|
||||
if (bgLen) str = &str[1 + bgLen];
|
||||
|
||||
if (colorPair == -1) colorPair = 0;
|
||||
colorPair = (colorPair & 070) | MIRC_COLORS[fg].color;
|
||||
colorAttr = MIRC_COLORS[fg].attr;
|
||||
if (bgLen) {
|
||||
colorPair = (colorPair & 007) | (MIRC_COLORS[bg].color << 3);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void uiTopic(const char *topic) {
|
||||
wmove(ui.topic, 0, 0);
|
||||
wclrtoeol(ui.topic);
|
||||
uiAdd(ui.topic, topic);
|
||||
}
|
||||
|
||||
void uiChat(const char *line) {
|
||||
waddch(ui.chat, '\n');
|
||||
uiAdd(ui.chat, line);
|
||||
}
|
||||
|
||||
void uiFmt(const char *format, ...) {
|
||||
char *buf;
|
||||
va_list ap;
|
||||
va_start(ap, format);
|
||||
vasprintf(&buf, format, ap);
|
||||
va_end(ap);
|
||||
if (!buf) err(EX_OSERR, "vasprintf");
|
||||
uiChat(buf);
|
||||
free(buf);
|
||||
}
|
||||
|
||||
void uiRead(void) {
|
||||
static wchar_t buf[512];
|
||||
static size_t len;
|
||||
|
||||
wint_t ch;
|
||||
wget_wch(ui.input, &ch);
|
||||
switch (ch) {
|
||||
break; case '\b': case '\177': {
|
||||
if (len) len--;
|
||||
}
|
||||
break; case '\n': {
|
||||
if (!len) break;
|
||||
buf[len] = '\0';
|
||||
input(buf);
|
||||
len = 0;
|
||||
}
|
||||
break; default: {
|
||||
if (iswprint(ch)) buf[len++] = ch;
|
||||
}
|
||||
}
|
||||
wmove(ui.input, 1, 0);
|
||||
waddnwstr(ui.input, buf, len);
|
||||
wclrtoeol(ui.input);
|
||||
}
|
Loading…
Reference in New Issue