void client_send_receive_command()
{
int n;
int break_while=0;
char r_w_buffer[1024];
int file_flag=0;
printf("Please enter the message:");
bzero(r_w_buffer,256);
if(strcmp(r_w_buffer,"BYE")==0)
exit(1);
scanf("%*c%[^\n]",r_w_buffer);
n = write(sockfd, r_w_buffer, strlen(r_w_buffer));
char buffer[1024];
strcpy(buffer,r_w_buffer);
if (strstr(buffer, "FileDownload") != NULL)
{
break_while=1;
// file_download();
char *pch;
char buffer_backup[1024],file_path[1024];
strcpy(buffer_backup, buffer);
pch = strtok (buffer_backup, " ");
pch = strtok(NULL, " ");
pch = strtok (pch, "\n");
strcpy(file_path,CLIENT);
strcat(file_path,pch);
printf("%s\n",file_path);
printf("Waiting for Server to provide Permission\n");
char r_w_buffer[1024];
read(sockfd, r_w_buffer, 1);
if(r_w_buffer[0]=='y')
{
printf("Downloading.. for you\n");
client_receive_file(file_path);
}
else
{
printf("Download denied\n");
}
}
else if (strstr(buffer, "FileUpload") != NULL)
{
break_while=1;
printf("buffer=%s\n",buffer);
char *pch;
char buffer_backup[1024],file_path[1024];
strcpy(buffer_backup, buffer);
pch = strtok (buffer_backup, " ");
pch = strtok(NULL, " ");
pch = strtok (pch, "\n");
strcpy(file_path,CLIENT);
printf("file_path=%s\n",file_path);
strcat(file_path,pch);
printf("file_path=%s\n",file_path);
client_send_file(file_path);
}
if (n < 0)
error("ERROR writing to socket");
bzero(r_w_buffer, 1024);
while(1 && !break_while)
{
bzero(r_w_buffer, 1024);
n = read(sockfd, r_w_buffer, 1024);
if (n < 0)
{
break;
// error("ERROR reading mach18 from socket");
}
//printf("finally\n");
/* if(strcmp(r_w_buffer,"Hi\n") ==0)
{
file_flag=1;
continue;
}
if(strcmp(r_w_buffer,"Done\n")==0)
{
file_flag=0;
printf("here\n");
continue;
}
if(file_flag==0)
{
*/
printf("%s ", r_w_buffer);
/* }
else
{
FILE *fptr;
fptr=fopen("NewDownloaded_file","a");
fprintf(fptr,"%s\n", r_w_buffer);
fclose(fptr);
}
*/
if (strstr(r_w_buffer, "---LIST END---\n") != NULL)
break;
}
}
int main(int argc, char **argv)
{
int status;
char ip_addr[INET_ADDRSTRLEN];
char *service;
int server_sock = -1;
int exit_flag = 0;
int ftp_sock = 9999;
fd_set temp;
/*Init. Logger*/
#ifndef MY_PC
cse4589_init_log(argv[2]);
#endif
int sock;
if(argc<3)
{
printf("No args\n");
return 1;
}
if(!validate_port(argv[2]))
return 0;
FD_ZERO(&wait_fd);
FD_ZERO(&temp);
FD_SET(0, &wait_fd);
tv.tv_sec = 15;
tv.tv_usec = 0;
if(!strcmp(argv[1], "s"))
{
is_server = true;
}
else if(strcmp(argv[1], "c"))
{
printf("Usage ./sock [s/c]\n");
return 0;
}
set_listening_port(argv[2]);
server_sock = server_start(argv[2]);
if(server_sock <=0)return 0;
sock = server_sock;
add_fd(sock);
int i =2;
while(!exit_flag)
{
temp = wait_fd;
int ret = select(active_sockets, &temp, NULL, NULL, NULL);
if(ret)
{
if(FD_ISSET(STDIN, &temp))
{
exit_flag = parse_shell();
}
else if(FD_ISSET(server_sock, &temp))
{
// server socket is active, check for new connections
if(is_server)
{
int new_socket = server_accept(server_sock);
add_fd(new_socket);
}
else
{
int new_socket = server_accept(server_sock);
//add ftp socket
add_fd(new_socket);
ftp_sock = new_socket;
}
}
else if(FD_ISSET(ftp_sock, &temp))
{
client_receive_file(&ftp_sock);
}
else
{
for(int fd = 3; fd<=active_sockets; fd++)
{
if(FD_ISSET(fd, &temp))
{
if(is_server)
server_receive(fd);
else
client_receive(fd);
}
}
} //End of else
} //end of select handling
} //end loop
clear_fd(sock);
close(sock);
#ifndef MY_PC
fclose(fopen(LOGFILE, "w"));
#endif
return 0;
}
