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start of ft_irc

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kinou-p 2022-12-06 19:14:07 +01:00
commit 4564988cc8
4 changed files with 199 additions and 0 deletions
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44
Makefile Normal file
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# **************************************************************************** #
# #
# ::: :::::::: #
# Makefile :+: :+: :+: #
# +:+ +:+ +:+ #
# By: apommier <apommier@student.42.fr> +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2022/12/01 17:27:29 by apommier #+# #+# #
# Updated: 2022/12/06 17:39:38 by apommier ### ########.fr #
# #
# **************************************************************************** #
NAME = ircserv
SRCS := main.cpp
CC = c++
#FLAGS = -g -Wall -Wextra -Werror
DIR_OBJ := obj
DIR_INC = -I ./includes/
DIR_SRCS := ./srcs
OBJS := ${addprefix ${DIR_OBJ}/, ${SRCS:.cpp=.o}}
DEPS = ${OBJS:.o=.d}
RM = rm -rf
all: ${NAME}
-include ${DEPS}
${DIR_OBJ}/%.o: ${DIR_SRCS}/%.cpp
mkdir -p ${dir $@}
${CC} ${FLAGS} ${DIR_INC} -o $@ -c $< -MMD
${NAME}: ${OBJS}
${CC} ${FLAGS} ${OBJS} -o ${NAME}
clean:
${RM} ${DIR_OBJ}
fclean: clean
@${RM} ${NAME}
re: fclean all
.PHONY: all clean fclean re

21
includes/ft_irc.hpp Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_irc.hpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: apommier <apommier@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/12/01 17:27:37 by apommier #+# #+# */
/* Updated: 2022/12/06 19:13:04 by apommier ### ########.fr */
/* */
/* ************************************************************************** */
#pragma once
#include <sys/socket.h> //socket function
#include <cstdlib>
#include <cstring> //std::string
#include <cerrno> //errno
#include <iostream> //std::cout
#include <netinet/in.h> //struct socket
#include <sys/epoll.h> //epoll

68
srcs/main.cpp Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: apommier <apommier@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/12/01 17:27:33 by apommier #+# #+# */
/* Updated: 2022/12/06 19:08:00 by apommier ### ########.fr */
/* */
/* ************************************************************************** */
#include "../includes/ft_irc.hpp"
#define PORT 8080
void ft_error(std::string str)
{
std::cout << str << std::endl;
if (errno)
std::cout << strerror(errno);
exit(1);
}
void initialize(char **av)
{
int epollFd;
int sockFd;
int newSockFd = 0;
int opt = 1;
struct sockaddr_in addr;
int addrLen = sizeof(addr);
sockFd = socket(AF_INET, SOCK_STREAM, 0);
if (sockFd == -1)
ft_error("socket() error");
if (setsockopt(sockFd, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &opt, sizeof(opt)))
ft_error("setsockopt() error");
std::cout << atoi(av[1]) << std::endl;
addr.sin_port = htons(atoi(av[1]));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = INADDR_ANY;
if (addr.sin_port <= 0)
ft_error("wrong format for <port>\nneed to be an positive integer");
if (bind(sockFd, (struct sockaddr *)&addr, sizeof(addr)) < 0)
ft_error("bind() error");
if (listen(sockFd, 100) == -1)
ft_error("listen() error");
newSockFd = accept(sockFd, (struct sockaddr *)&addr, (socklen_t*)&addrLen);
if (newSockFd == -1)
ft_error("accept() error");
send(newSockFd, "hello", 5, 0);
}
int main(int ac, char **av)
{
if (!(ac == 3 || ac == 2))
ft_error("wrong number of arguments\nFORMAT: ./ircserv <port> <password>");
initialize(av);
return (0);
}

66
srcs/main2.cpp Normal file
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// Server side C/C++ program to demonstrate Socket
// programming
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>
#include <iostream>
#define PORT 8080
int main(int argc, char const* argv[])
{
int server_fd, new_socket, valread;
struct sockaddr_in address;
int opt = 1;
int addrlen = sizeof(address);
char buffer[1024] = { 0 };
const char* hello = "Hello from server";
// Creating socket file descriptor
if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
perror("socket failed");
exit(EXIT_FAILURE);
}
// Forcefully attaching socket to the port 8080
if (setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &opt, sizeof(opt)))
{
perror("setsockopt");
exit(EXIT_FAILURE);
}
std::cout << PORT << std::endl;
address.sin_family = AF_INET;
address.sin_addr.s_addr = INADDR_ANY;
address.sin_port = htons(PORT);
// Forcefully attaching socket to the port 8080
if (bind(server_fd, (struct sockaddr*)&address,
sizeof(address))
< 0) {
perror("bind failed");
exit(EXIT_FAILURE);
}
if (listen(server_fd, 3) < 0) {
perror("listen");
exit(EXIT_FAILURE);
}
if ((new_socket
= accept(server_fd, (struct sockaddr*)&address,
(socklen_t*)&addrlen))
< 0) {
perror("accept");
exit(EXIT_FAILURE);
}
// valread = read(new_socket, buffer, 1024);
// printf("%s\n", buffer);
// send(new_socket, hello, strlen(hello), 0);
// printf("Hello message sent\n");
// // closing the connected socket
// close(new_socket);
// // closing the listening socket
// shutdown(server_fd, SHUT_RDWR);
return 0;
}