From a75b3f7b47c074f2191a33c1f14ad4148754ed80 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Fri, 7 Apr 2017 23:58:20 +0200
Subject: Throw away the C client since it doesn't work

---
 client/client.c | 418 --------------------------------------------------------
 1 file changed, 418 deletions(-)
 delete mode 100644 client/client.c

(limited to 'client/client.c')

diff --git a/client/client.c b/client/client.c
deleted file mode 100644
index 6609f89..0000000
--- a/client/client.c
+++ /dev/null
@@ -1,418 +0,0 @@
-#define _GNU_SOURCE
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <stdarg.h>
-#include <string.h>
-#include <sys/select.h>
-#include <sys/socket.h>
-#include <netdb.h>
-#include <unistd.h>
-#include <errno.h>
-#include <assert.h>
-#include <termio.h>
-#include "global.h"
-
-
-static const Style normal_style={9,9,false,false};
-static const Style bold_style={9,9,true,false};
-static const Style command_style={3,9,false,false};
-static const Style server_style={6,9,false,false};
-static const Style error_style={1,9,true,false};
-
-
-static i64 uniqid(void){
-	static i64 id=1;
-	return id++;
-}
-
-static ssize_t send_all(int socket,const void *buffer,i64 length){
-	ssize_t cursor=0;
-	while(cursor<length){
-		ssize_t nwr=send(socket,buffer+cursor,length-cursor,0);
-		if(nwr<=0)return nwr;
-		cursor+=nwr;
-	}
-	return cursor;
-}
-
-
-static int connect_server(const char *hostname,int port){
-	struct addrinfo hints,*res;
-
-	memset(&hints,0,sizeof(hints));
-	hints.ai_family=AF_UNSPEC;
-	hints.ai_socktype=SOCK_STREAM;
-
-	char portbuf[16];
-	snprintf(portbuf,16,"%d",port);
-	int ret=getaddrinfo(hostname,portbuf,&hints,&res);
-	if(ret!=0){
-		fprintf(stderr,"getaddrinfo: %s\n",gai_strerror(ret));
-		exit(1);
-	}
-
-	int sock;
-	struct addrinfo *current=res;
-	while(current){
-		sock=socket(res->ai_family,res->ai_socktype,res->ai_protocol);
-		if(sock!=-1){
-			if(connect(sock,res->ai_addr,res->ai_addrlen)==0){
-				break;
-			}
-		}
-		close(sock);
-		sock=-1;
-		current=current->ai_next;
-	}
-	freeaddrinfo(res);
-
-	return sock;
-}
-
-static bool termio_needs_reset=false;
-
-static void termio_reset(void){
-	if(!termio_needs_reset)return;
-	endkeyboard();
-	endscreen();
-	termio_needs_reset=false;
-}
-
-static void termio_init(void){
-	initscreen();
-	initkeyboard(false);
-	installCLhandler(true);
-	atexit(termio_reset);
-	termio_needs_reset=true;
-}
-
-
-static i64 bar_width=11;
-
-static char *user_buffer=NULL;
-static i64 user_bufsz=0;
-static i64 user_buflen=0;
-
-static int server_sock=-1;
-
-
-enum log_type{
-	LOG_MESSAGE,
-	LOG_SERVER,
-	LOG_COMMAND,
-	LOG_ERROR,
-};
-
-static void emit_log_line(enum log_type type,const char *head,const char *line){
-	i64 headlen=strlen(head);
-	if(headlen+1>bar_width){
-		bar_width=headlen+1;
-	}
-	Size termsize=gettermsize();
-	assert(termsize.w>bar_width);
-
-	i64 linelen=strlen(line);
-	i64 nlines=1,cursor=termsize.w-bar_width;
-	while(cursor<linelen){
-		cursor+=termsize.w-bar_width;
-		nlines++;
-	}
-
-	scrollterm(0,1,termsize.w,termsize.h-2,nlines);
-
-	char buffer[termsize.w+1];
-
-	switch(type){
-		case LOG_MESSAGE: setstyle(&normal_style); break;
-		case LOG_SERVER: setstyle(&server_style); break;
-		case LOG_COMMAND: setstyle(&command_style); break;
-		case LOG_ERROR: setstyle(&error_style); break;
-	}
-
-	pushcursor();
-	moveto(bar_width-1-headlen,termsize.h-1-nlines);
-	tprintf("%s",head);
-	cursor=0;
-	for(int y=0;y<nlines;y++){
-		memcpy(buffer,line+cursor,termsize.w-bar_width);
-		buffer[termsize.w-bar_width]='\0';
-
-		moveto(bar_width,termsize.h-1-nlines);
-		tprintf("%s",buffer);
-
-		cursor+=termsize.w-bar_width;
-	}
-	popcursor();
-	redraw();
-}
-
-__attribute__((format (printf, 3, 4)))
-static void emit_log_line_f(enum log_type type,const char *head,const char *format,...){
-	va_list ap;
-	va_start(ap,format);
-	char *buf=NULL;
-	vasprintf(&buf,format,ap);
-	va_end(ap);
-	assert(buf);
-	emit_log_line(type,head,buf);
-	free(buf);
-}
-
-static void redraw_prompt(void){
-	Size termsize=gettermsize();
-	moveto(0,termsize.h-1);
-	setstyle(&bold_style);
-	tprintf("> ");
-
-	setstyle(&normal_style);
-	fillrect(2,termsize.h-1,termsize.w-2,1,' ');
-	tprintf("%s",user_buffer);
-	redraw();
-}
-
-
-static char *server_user=NULL;
-static char *server_room=NULL;
-
-static void send_message(const char *msg){
-	if(server_user==NULL){
-		emit_log_line(LOG_ERROR,"--","Cannot send messages while not logged in");
-		return;
-	}
-	if(server_room==NULL){
-		emit_log_line(LOG_ERROR,"--","Cannot send messages while not in a room");
-		return;
-	}
-}
-
-static void cmd_register(const char **args){
-	emit_log_line_f(LOG_COMMAND,"##","/register %s %s",args[0],args[1]);
-}
-
-static void cmd_login(const char **args){
-	emit_log_line_f(LOG_COMMAND,"##","Login called with %s and %s",args[0],args[1]);
-}
-
-static void cmd_quit(const char **args){
-	close(server_sock);
-	exit(0);
-}
-
-struct cmd_list_item{
-	const char *name;
-	int nargs;
-	bool longlast;
-	void (*func)(const char **args);
-};
-
-static struct cmd_list_item cmd_list[]={
-	{"register",2,true,cmd_register},
-	{"login",2,true,cmd_login},
-	{"quit",0,false,cmd_quit},
-};
-#define NCOMMANDS ((i64)(sizeof(cmd_list)/sizeof(cmd_list[0])))
-
-static void execute_command(char *line){
-	if(line[0]=='/'){
-		send_message(line);
-		return;
-	}
-
-	i64 linelen=strlen(line);
-	char *sepp=memchr(line,' ',linelen);
-	if(sepp==NULL)sepp=line+linelen;
-	*sepp='\0';
-	i64 cmdlen=sepp-line;
-	i64 cmdi;
-	for(cmdi=0;cmdi<NCOMMANDS;cmdi++){
-		if(strncmp(line,cmd_list[cmdi].name,cmdlen)==0){
-			break;
-		}
-	}
-
-	if(cmdi==NCOMMANDS){
-		emit_log_line_f(LOG_ERROR,"--","Unknown command '%s'",line);
-		return;
-	}
-
-	int nargs=cmd_list[cmdi].nargs;
-	char *args[nargs];
-	i64 cursor=cmdlen+1;
-	while(line[cursor]==' ')cursor++;
-
-	for(int i=0;i<nargs;i++){
-		if(cursor>linelen){
-			emit_log_line_f(LOG_ERROR,"--","Too few parameters to command '%s'",line);
-			return;
-		}
-		if(i==nargs-1&&cmd_list[cmdi].longlast){
-			sepp=line+linelen;
-		} else {
-			sepp=memchr(line+cursor,' ',linelen-cursor);
-			if(sepp==NULL)sepp=line+linelen;
-		}
-		*sepp='\0';
-		args[i]=line+cursor;
-		cursor=sepp-line+1;
-		while(line[cursor]==' ')cursor++;
-	}
-	if(sepp-line<linelen){
-		emit_log_line_f(LOG_ERROR,"--","Too many parameters to command '%s'",line);
-		return;
-	}
-
-	cmd_list[cmdi].func((const char**)args);
-}
-
-
-// Returns whether stdin was closed
-static bool handle_stdin(void){
-	int key=tgetkey();
-	switch(key){
-		case KEY_LF:
-		case KEY_CR: {
-			if(user_buffer[0]=='/'){
-				execute_command(user_buffer+1);
-			} else {
-				send_message(user_buffer);
-			}
-			user_buflen=0;
-			user_buffer[0]='\0';
-			redraw_prompt();
-			break;
-		}
-
-		case KEY_BACKSPACE:
-			if(user_buflen>0){
-				user_buflen--;
-				user_buffer[user_buflen]='\0';
-				redraw_prompt();
-			} else {
-				bel();
-			}
-			break;
-
-		case KEY_CTRL+'U':
-			user_buflen=0;
-			user_buffer[0]='\0';
-			redraw_prompt();
-			break;
-
-		default:
-			if(key>=32&&key<=126){
-				if(user_buflen==user_bufsz-1){
-					user_bufsz*=2;
-					user_buffer=realloc(user_buffer,user_bufsz,char);
-				}
-				user_buffer[user_buflen++]=key;
-				user_buffer[user_buflen]='\0';
-				redraw_prompt();
-			} else {
-				bel();
-			}
-			break;
-	}
-	return false;
-}
-
-// Returns whether socket was closed
-static bool handle_server(void){
-	static i64 bufsz=256,buflen=0;
-	static char *buffer=NULL;
-	if(buffer==NULL){
-		buffer=malloc(bufsz,char);
-	}
-
-	if(bufsz-buflen<128){
-		bufsz*=2;
-		buffer=realloc(buffer,bufsz,char);
-	}
-
-	ssize_t nr;
-	while(true){
-		nr=read(server_sock,buffer+buflen,bufsz-buflen);
-		if(nr<0){
-			if(errno==EINTR)continue;
-			if(errno==ECONNRESET){
-				buflen=0;
-				return true;
-			}
-			perror("read");
-			exit(1);
-		}
-		if(nr==0){
-			buflen=0;
-			return true;
-		}
-		buflen+=nr;
-		break;
-	}
-
-	char *lfp=memchr(buffer,'\n',buflen);
-	if(lfp==NULL)return false;
-	*lfp='\0';
-	emit_log_line(LOG_SERVER,">>",buffer);
-	i64 linelen=lfp-buffer;
-	memmove(buffer,buffer+linelen+1,buflen-linelen-1);
-	buflen-=linelen+1;
-	return false;
-}
-
-
-int main(int argc,char **argv){
-	const char *hostname="tomsmeding.com";
-	int port=29536;
-
-	if(argc>=2){
-		hostname=argv[1];
-		if(argc>=3){
-			port=strtol(argv[2],NULL,10);
-			if(argc>=4){
-				fprintf(stderr,"Usage: %s [host [port]]\n",argv[0]);
-				return 1;
-			}
-		}
-	}
-
-	server_sock=connect_server(hostname,port);
-	if(server_sock==-1){
-		fprintf(stderr,"Could not connect to %s port %d\n",hostname,port);
-		return 1;
-	}
-
-	termio_init();
-
-	clearscreen();
-	moveto(0,0);
-	setstyle(&bold_style);
-	tprintf("TOMSG CLIENT");
-
-	user_bufsz=256;
-	user_buflen=0;
-	user_buffer=malloc(user_bufsz,char);
-
-	redraw_prompt();
-
-	while(true){
-		fd_set inset;
-		FD_ZERO(&inset);
-		FD_SET(STDIN_FILENO,&inset);
-		FD_SET(server_sock,&inset);
-		int ret=select(server_sock+1,&inset,NULL,NULL,NULL);
-		if(ret==-1){
-			if(errno==EINTR)continue;
-			perror("select");
-			return 1;
-		}
-		if(FD_ISSET(STDIN_FILENO,&inset)){
-			if(handle_stdin())break;
-		}
-		if(FD_ISSET(server_sock,&inset)){
-			if(handle_server())break;
-		}
-	}
-
-	close(server_sock);
-	termio_reset();
-}
-- 
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