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improve visual clarity

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This commit is contained in:
jazz
2026-04-15 22:18:32 -05:00
parent bc996f6ca1
commit 2004f084be
5 changed files with 90 additions and 58 deletions
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24
client.cc
View File

@@ -35,28 +35,24 @@ closeClient()
void *
pollForSever(void *args)
{
int b;
char msg[1024], msgf[1033];
waitClientArgs *aaa = static_cast<waitClientArgs *>(args);
int socketDescriptor = (int)aaa->auxInt;
char msg[1024];
while (1) {
server_message_loop:
memset(&msg, 0, sizeof(msg)); // clear the buffer
bytesRead += recv(socketDescriptor, (char *)&msg, sizeof(msg), 0);
// not needed for proofs of concept testing
/*if(!strcmp(msg, "exit"))
{
writeToFile(logFileName, msg);
displayFile(logFileName, linePos, LOG_LENGTH);
break;
}*/
// cout << "Server: " << msg << endl;
// printf("Server: %s\n");
memset(&msg, 0, sizeof(msg)); /* clear buffer */
//bytesRead += recv(socketDescriptor, (char *)&msg, sizeof(msg), 0);
b = recv(socketDescriptor, (char *)&msg, sizeof(msg), 0);
msg[b] = '\0';
bytesRead += b;
if (msg[0] == '\0')
goto server_message_loop;
writeToFile(logFileName, msg);
snprintf(msgf, sizeof(msgf), "Server: %s", msg);
writeToFile(logFileName, msgf);
if (linesInFile(logFileName) > LOG_LENGTH)
linePos++;

6
disp.cc
View File

@@ -24,7 +24,7 @@ clearRows(int startingRow, int endingRow)
// display a file using ncurses
int
displayFile(string path, int startLineNum = 0, int numLines = 10)
displayFile(string path, int startLineNum = 0, int numLines = height - 10)
{
ifstream file(path);
if (!file) {
@@ -41,14 +41,14 @@ displayFile(string path, int startLineNum = 0, int numLines = 10)
// line number isn't too high
{
if (num >= startLineNum) {
move(lineNum, 0);
move(lineNum, 2);
printw("%s", line.c_str());
lineNum++; // increment the row number after
// printing each line
}
num++;
}
move(DEFAULT_CUR_Y, DEFAULT_CUR_X);
movetobox();
refresh();
return 0;
}

51
main.cc
View File

@@ -13,7 +13,8 @@
#include <unistd.h>
#include <string>
//#include <vector> //try to make the program work without this without doing anything awful but do it later
// #include <vector> //try to make the program work without this without doing anything awful but do
// it later
#include "client.h"
#include "disp.h"
@@ -30,6 +31,7 @@ const int DEFAULT_CUR_X = 2; // the x position of the preferred default cursor
const int DEFAULT_CUR_Y = 12; // the x position of the preferred default cursor
// position for message entry
int width, height;
chatmode_t mode = NO_MODE; // what mode is this program in. 0 = nothing. 1 = server. 2 = client
int serverSocketDescriptor; // a global variable for storing the server socket
@@ -71,9 +73,10 @@ main(int argc, char *argv[])
* userInput: character buffer for the user's next message
* modeless: check whether a modeless exit was accidental
*/
int ch;
int ch, inlen;
bool exit = false;
char *userInput = new char[1024];
char *userInputF = new char[1032];
bool modeless = false;
if (argc == 1) {
@@ -101,7 +104,8 @@ main(int argc, char *argv[])
case 'p':
PORT_NUM = atoi(optarg);
break;
case 'h': default:
case 'h':
default:
usage(argv[0], &modeless);
goto leave;
break;
@@ -123,12 +127,12 @@ main(int argc, char *argv[])
switch (mode) {
case CLIENT_MODE:
writeToFile(logFileName, "CLIENT MODE");
writeToFile(logFileName, "SYSTEM: CLIENT MODE");
setupClient();
linePos++;
break;
case SERVER_MODE:
writeToFile(logFileName, "SERVER MODE");
writeToFile(logFileName, "SYSTEM: SERVER MODE");
setupServer(PORT_NUM);
linePos++;
break;
@@ -144,7 +148,7 @@ main(int argc, char *argv[])
box(stdscr, 0, 0);
// Get screen size
int height, width;
// int height, width;
getmaxyx(stdscr, height, width);
// Draw separator line above input
@@ -152,7 +156,18 @@ main(int argc, char *argv[])
// Labels
mvprintw(0, 2, " Chat ");
// mvprintw(height - 3, 2, " Input ");
switch (mode) {
case CLIENT_MODE:
mvprintw(height - 3, 2, " Client ");
break;
case SERVER_MODE:
mvprintw(height - 3, 2, " Server ");
break;
default:
mvprintw(height - 3, 2, " Input ");
break;
}
// Display Chat Log
displayFile(logFileName, linePos, LOG_LENGTH);
@@ -166,20 +181,32 @@ main(int argc, char *argv[])
move(height - 2, 2);
clrtoeol();
printw("You: ");
move(height - 2, 7);
movetobox();
refresh();
getstr(userInput);
writeToFile(logFileName, userInput);
if (!strncmp(userInput, "/quit", 5))
exit = true;
if (mode == 1)
send(clientSocketDescriptor, (char *)userInput, strlen(userInput), 0);
else
send(clientSocketDescriptor, (char *)userInput, strlen(userInput), 0);
inlen = strlen(userInput);
switch (mode) {
case SERVER_MODE:
snprintf(userInputF, 1032 * sizeof(char), "Server: %s", userInput);
send(clientSocketDescriptor, (char *)userInput, inlen, 0);
break;
case CLIENT_MODE:
snprintf(userInputF, 1032 * sizeof(char), "Client: %s", userInput);
send(clientSocketDescriptor, (char *)userInput, inlen, 0);
break;
default:
goto leave;
break;
}
writeToFile(logFileName, userInputF);
}
leave:

4
public.h
View File

@@ -7,6 +7,7 @@ using namespace std;
typedef enum { NO_MODE = 0, SERVER_MODE = 1, CLIENT_MODE = 2 } chatmode_t;
extern int width, height;
extern chatmode_t mode;
extern int PORT_NUM;
extern string IP_ADDRESS;
@@ -27,4 +28,7 @@ void *waitForClient(void *argss);
void *pollForClient();
void *pollForSever(void *args);
#define movetobox() \
move(height - 2, 7)
#endif

21
server.cc
View File

@@ -26,7 +26,7 @@ waitForClient(void *argss)
clientSocketDescriptor =
accept(serverSocketDescriptor, (sockaddr *)&args->newSockAddr, &args->newSockAddrSize);
if (clientSocketDescriptor >= 0) {
writeToFile(logFileName, "client connected");
writeToFile(logFileName, "SYSTEM: Client connected.");
if (linesInFile(logFileName) > LOG_LENGTH)
linePos++;
displayFile(logFileName, linePos, LOG_LENGTH);
@@ -39,17 +39,22 @@ waitForClient(void *argss)
void *
pollForClient()
{
char msg[1024];
int b;
char msg[1024], msgf[1033];
while (1) {
client_message_loop:
// receive a message from the client (listen)
memset(&msg, 0, sizeof(msg)); // clear the buffer
bytesRead += recv(clientSocketDescriptor, (char *)&msg, sizeof(msg), 0);
/* receive a message from the client (listen) */
memset(&msg, 0, sizeof(msg)); /* clear buffer */
b = recv(clientSocketDescriptor, (char *)&msg, sizeof(msg) - 1, 0);
msg[b] = '\0';
bytesRead += b;
if (msg[0] == '\0')
goto client_message_loop;
writeToFile(logFileName, msg);
snprintf(msgf, sizeof(msgf), "Client: %s", msg);
writeToFile(logFileName, msgf);
if (linesInFile(logFileName) > LOG_LENGTH)
linePos++;
@@ -91,7 +96,7 @@ setupServer(int port)
fprintf(stderr, "Error binding socket to local address!\n");
exit(0);
}
writeToFile(logFileName, "Waiting for a client to connect...");
writeToFile(logFileName, "SYSTEM: Waiting for a client to connect...");
// listen for up to 5 requests at a time
listen(serverSocketDescriptor, 5);
// receive a request from client using accept
@@ -105,7 +110,7 @@ setupServer(int port)
aaa->newSockAddrSize = newSockAddrSize;
int rc = pthread_create(&client_wait_thread, nullptr, waitForClient, aaa);
pthread_detach(client_wait_thread);
writeToFile(logFileName, "Server started successfully");
writeToFile(logFileName, "SYSTEM: Server started successfully.");
gettimeofday(&start1, NULL);
return 0;