static void _event_handler(telnet_t *telnet, telnet_event_t *ev,
void *user_data) {
struct user_t *user = (struct user_t*)user_data;
switch (ev->type) {
/* data received */
case TELNET_EV_DATA:
_input(user, ev->data.buffer, ev->data.size);
break;
/* data must be sent */
case TELNET_EV_SEND:
_send(user->sock, ev->data.buffer, ev->data.size);
break;
/* enable compress2 if accepted by client */
case TELNET_EV_DO:
if (ev->neg.telopt == TELNET_TELOPT_COMPRESS2)
telnet_begin_compress2(telnet);
break;
/* error */
case TELNET_EV_ERROR:
close(user->sock);
user->sock = -1;
if (user->name != 0) {
_message(user->name, "** HAS HAD AN ERROR **");
free(user->name);
user->name = 0;
}
telnet_free(user->telnet);
break;
default:
/* ignore */
break;
}
}
/* process input line */
static void _online(const char *line, int overflow, void *ud) {
struct user_t *user = (struct user_t*)ud;
int i;
/* if the user has no name, this is his "login" */
if (user->name == 0) {
/* must not be empty, must be at least 32 chars */
if (strlen(line) == 0 || strlen(line) > 32) {
telnet_printf(user->telnet, "Invalid name.\nEnter name: ");
return;
}
/* must not already be in use */
for (i = 0; i != MAX_USERS; ++i) {
if (users[i].name != 0 && strcmp(users[i].name, line) == 0) {
telnet_printf(user->telnet, "Name in use.\nEnter name: ");
return;
}
}
/* keep name */
user->name = strdup(line);
telnet_printf(user->telnet, "Welcome, %s!\n", line);
return;
}
/* if line is "quit" then, well, quit */
if (strcmp(line, "quit") == 0) {
close(user->sock);
user->sock = -1;
_message(user->name, "** HAS QUIT **");
free(user->name);
user->name = 0;
return;
}
/* just a message -- send to all users */
_message(user->name, line);
}
Eina_Bool set_bg_timer(void *data)
{
if(ecore_file_exists(e->edj))
{
//printf("Filesize: %d \n",ecore_file_size(e->edj));
if(successes++ > 2)
{
char *set_bg = strdup(e->edj);
if (e->desk == 0)
_message(e->conn,"Default_Set",set_bg);
else if (e->desk == 1)
_message(e->conn,"Set_Current_Desktop",set_bg);
else if (e->desk == 2)
_message(e->conn,"Set_This_Screen",set_bg);
ewallset_end();
}
}
//end timer if it fails for more than 40 seconds
if(failures++ > 400)
return 0;
//printf("Failures: %d\n",failures);
return 1;
}
EAPI int
elm_main(int argc, char **argv)
{
e_dbus_init();
if (!_args_init(argc, argv))
{
fprintf(stderr, "Cannot parse arguments, exiting.\n");
return 1;
}
e->conn = e_dbus_bus_get(DBUS_BUS_SESSION);
_message(e->conn,"Config_Get",NULL);
ewallset_main();
elm_run();
elm_shutdown();
return 0;
}
//
// Driver Odbc
//
void * sqlLiteScroll(struct OBJ *objCalled,EN_MESSAGE cmd,LONG info,CHAR *str)
{
static struct WINSCR rit,*PtScr;
EH_DISPEXT *psExt;
S_SCR_INFO * psSI,sSqlInfo;
INT a;//,b;
// INT ptClient;
// SQLRETURN sqlReturn;
//
// Inizializzazione
//
if (_local.bReset)
{
_local.lstScr=lstCreate(sizeof(S_SCR_INFO));
FTIME_on(_SqlThreadRefresh,1);
_local.bReset=false;
}
// Oggetto buono ?
if ((objCalled->tipo!=OW_SCR)&&(objCalled->tipo!=OW_SCRDB)) return 0;
psSI=objCalled->pOther;
if (cmd==WS_INF) return &psSI->ws;
switch (cmd)
{
// -----------------------------------
// APERTURA DEL DRIVER |
// -----------------------------------
case WS_CREATE: //break;
#ifdef OS_DEBUG
printf("OdbcScroll: Create" CRLF);
#endif
_(sSqlInfo);
objCalled->pOther=lstPush(_local.lstScr,&sSqlInfo);
psSI=objCalled->pOther;
psSI->ObjClient=objCalled;
psSI->ObjClient->bFreeze=TRUE; // Blocco la gestione dell'oggetto
psSI->bDrawLineDiv=TRUE;
#ifdef EH_SQL_SQLITE
psSI->enPlatform=_SQL_SQLITE;
#endif
#ifdef EH_SQL_MYSQL
psSI->enPlatform=_SQL_MYSQL;
#endif
//
// Alla prima chiamata creo thread e "finestrame" necessario
//
// Tecnologia sqlLite
// - La connessione deve essere inizializzata
//
if (!psSI->hThread)
{
memset(&psSI->csSqdStruct,0,sizeof(CRITICAL_SECTION));
memset(&psSI->csSqdQuery,0,sizeof(CRITICAL_SECTION));
InitializeCriticalSection(&psSI->csSqdStruct);
InitializeCriticalSection(&psSI->csSqdQuery);
/*
//
// Alloco lo stantment clone ( Si libererà con WS_DESTROY)
//
sqlReturn=SQLAllocHandle(SQL_HANDLE_STMT, sOdbcSection.hConn, &psSI->hStmtScroll);
if (sqlReturn!=SQL_SUCCESS&&sqlReturn!=SQL_SUCCESS_WITH_INFO) ehExit("OdbcScroll:hStmt Clone impossible %d",sqlReturn);
// Bho ?
SQLSetStmtAttr(psSI->hStmtScroll, SQL_ATTR_CONCURRENCY, (SQLPOINTER) SQL_CONCUR_READ_ONLY, 0);
sqlReturn=SQLSetStmtAttr(psSI->hStmtScroll, SQL_ATTR_CURSOR_SCROLLABLE, (SQLPOINTER) SQL_SCROLLABLE , 0);
if (sqlReturn==SQL_ERROR)
// Altro metodo
{
sqlReturn=SQLSetStmtAttr( psSI->hStmtScroll,SQL_ATTR_CURSOR_TYPE, (SQLPOINTER) SQL_CURSOR_STATIC, 0);
if (sqlReturn==SQL_ERROR) win_infoarg("errore in assegnazione cursore");
sqlReturn=SQLSetStmtAttr( psSI->hStmtScroll, SQL_ATTR_USE_BOOKMARKS, (SQLPOINTER) SQL_UB_VARIABLE, 0);
if (sqlReturn==SQL_ERROR) win_infoarg("SQL_ATTR_USE_BOOKMARKS");
}
//sprintf(szCursor,"SQD%d",ptClient);
//SQLTRY(SQL_HANDLE_STMT,"SQD->",psSI->hStmtScroll,SQLSetCursorName(psSI->hStmtScroll, szCursor, SQL_NTS));
//SQLTRY("ASYNC",psSI->hStmtScroll,SQLSetStmtAttr(psSI->hStmtScroll, SQL_ATTR_ASYNC_ENABLE, (SQLPOINTER) SQL_ASYNC_ENABLE_ON , 0));
//
// 4) Creo il Thread (SQLExecuteThread) per l'elaborazione delle query
//
*/
for (a=0;a<ESQL_MAXEVENTLOAD;a++) psSI->arhEvent[a]=CreateEvent(NULL,true,FALSE,NULL);
psSI->hThread = CreateThread(NULL,
0,
_sqlExecuteThread,
(LPDWORD) psSI,
0,
&psSI->dwThread);
psSI->bAutoRowSelect=TRUE; // <-- 2010 - Inserito auto select in partenza
SetThreadPriority(psSI->hThread,THREAD_PRIORITY_NORMAL);
}
break;
case WS_OPEN:
//
// Inizializzazione della finestra
//
if (info<3) {ehExit("Field ? " __FUNCTION__);}
psSI->ws.numcam=info;// Assegna il numero di campi da visualizzare
psSI->ws.selez=-1;
psSI->ws.maxcam=0;
psSI->ObjClient->tipo=OW_SCR;
psSI->lRowsTotal=0;
psSI->fChanged=0;
psSI->ObjClient->bFreeze=FALSE;
if (psSI->funcNotify) psSI->funcNotify(_adaptor(objCalled,WS_OPEN,0,NULL,NULL));//objCalled,NULL,0,NULL,WS_OPEN,NULL,NULL);
psSI->ws.bExtSelection=TRUE; // Gestione esterna della selezione
psSI->ws.fNoBlankLine=TRUE;
case WS_LOAD:
break;
// -----------------------------------
// Richiesta di refresh
// -----------------------------------
case WS_RELOAD:
if (info)
_queryExecute(psSI,__LINE__);
else
_fetch(psSI);
return NULL; // Non serve stampare
// -----------------------------------
// WS_CLOSE IL DRIVER |
// -----------------------------------
case WS_CLOSE:
sqlLiteScroll(objCalled,WS_PROCESS,STOP,NULL); // Chiedo di fermare il processo in corso
psSI->ObjClient->bFreeze=true;
if (psSI->funcNotify) (psSI->funcNotify)(_adaptor(objCalled,WS_CLOSE,0,NULL,NULL));
break;
// -----------------------------------
// CHIUSURA DEFINITIVA DEL GESTORE (chiamato in obj_close());
// -----------------------------------
case WS_DESTROY:
//
// Notifico la chiusura alla funzione esterna
//
if (psSI->funcNotify) (psSI->funcNotify)(_adaptor(objCalled,WS_DESTROY,0,NULL,NULL));
// Fermo il Thread
SetEvent(psSI->arhEvent[ESQL_STOP]); // Segnalo che siamo in chiusura
if (WaitForSingleObject(psSI->hThread,5000))
{
//_dx_(0,20,"Entro qui");
//SQLFetchScroll(psSI->hStmtScroll,SQL_FETCH_FIRST,0);
//SQLFreeHandle(SQL_HANDLE_STMT,psSI->hStmtScroll); psSI->hStmtScroll=0;
//_dx_(0,40,"Terminate %d",TerminateThread(psSI->hThread,0));
}
/*
if (psSI->hStmtScroll) {SQLFreeHandle(SQL_HANDLE_STMT,psSI->hStmtScroll); psSI->hStmtScroll=0;}
if (psSI->rsSet) {odbc_QueryResultDestroy(psSI->rsSet); ehFree(psSI->rsSet);}
psSI->rsSet=NULL;
// Libero la memoria usata per la Query
ehFreePtr(&psSI->pQueryActive);
ehFreePtr(&psSI->pszQueryCount);
ehFreePtr(&psSI->pLastErrorText);
// Libero la memoria usata per la WhereAdd
ehFreePtr(&psSI->pQuerySelect);
ehFreePtr(&psSI->pszKeyCode);
ARDestroy(psSI->arKeyCodeFld);
ehFreePtr(&psSI->pCodeFocused);
ehFreePtr(&psSI->pCodeSelected);
ehFreePtr(&psSI->pCodeReturn);
// Libero gli Handle degli eventi
for (a=0;a<ESQL_MAXEVENTLOAD;a++) CloseHandle(psSI->arhEvent[a]);
// 1.2.3. Liberi tutti !!
DeleteCriticalSection(&psSI->csSqdStruct);
DeleteCriticalSection(&psSI->csSqdQuery);
// Azzero la struttura di riferimento
memset(psSI,0,sizeof(S_SCR_INFO));
*/
{
EH_LST_I * psi;
psi=lstSearch(_local.lstScr,objCalled->pOther);
lstRemoveI(_local.lstScr,psi);
}
ehFreePtr(&objCalled->pOther);
break;
// -----------------------------------
// PRESSIONE DI UN TASTO/MOUSE |
// -----------------------------------
case WS_KEYPRESS:
if (key_press2(KEY_F9)) {strcpy(str,"ESC:F9"); break;}
if (psSI->funcNotify) (psSI->funcNotify)(_adaptor(objCalled,cmd,info,str,NULL));
break;
// -----------------------------------
// SETTA SELEZIONE RECORD |
// -----------------------------------
case WS_SEL:
if (!psSI->funcNotify) break;//ehExit(SdbDriver32 ":No ext/disp function");
// if (!psSI->rsSet) break;
// printf("%d",psSI->rsSet->iCurrentRow);
//if (psSI->ws.selez==-1) break;
break;
// -------------------------------------
// SETTA L'OFFSET (Solo Modo O_SCROLL |
// -------------------------------------
case WS_OFF: break;
// -------------------------------------
//
// -------------------------------------
case WS_PTREC : // Restituisce pt alla chiave selezionata
case WS_GET_SELECTED:
_(rit);
rit.record=-1;
if (strEmpty(psSI->pszKeyCode)) {efx2(); return NULL;}
/*
//
// Selezione in scroll
//
if (psSI->rsSet&&psSI->ws.selez>-1)
{
psSI->rsSet->iCurrentRow=psSI->ws.selez;
if (strEmpty(psSI->pszKeyCode)) ehExit("%s:%d manca assegnazione pszKeyCode",__FILE__,__LINE__);
_keyCodeBuilder(&psSI->pCodeReturn,psSI);
rit.record=psSI->ws.selez;
rit.keypt=psSI->pCodeReturn;
if (psSI->bAutoRowSelect)
{
strAssign(&psSI->pCodeSelected,psSI->pCodeReturn);
InvalidateRect(objCalled->hWnd,NULL,FALSE);
}
}
//
// Pre-selezione (non entrao in scroll
//
else if (!strEmpty(psSI->pCodeSelected)) {
rit.record=psSI->ws.selez;
rit.keypt=psSI->pCodeSelected;
}
if (cmd==WS_GET_SELECTED) return retCreate(_ALFA,rit.record,rit.keypt);
*/
return &rit;
// -------------------------------------
// RITORNA Selez ?????????? |
// -------------------------------------
case WS_REALGET:
break;
// -------------------------------------
// Refresh a ON |
// -------------------------------------
case WS_REFON : psSI->ws.refre=ON; break;
case WS_REFOFF : psSI->ws.refre=OFF; break;
case WS_PROCESS:
if (info==STOP&&!str)
{
// SQLCancel(psSI->hStmtScroll); // Cancello il processo nello stantment
printf("> cancellare processo in corso");
EnterCriticalSection(&psSI->csSqdStruct);
psSI->fBreak=true;
LeaveCriticalSection(&psSI->csSqdStruct);
while (TRUE) {if (!psSI->fInProcess) break; else Sleep(50);}
//win_infoarg("SQL stop");
}
// Controllo se l'elaborazione è in corso
if ((info==0)&&(*str=='?'))
{
if (psSI->fInProcess) return "!"; else return NULL;
}
break;
//
// Chiedo di cambiare il la Where di ricerca
//
case WS_SETFILTER:
EnterCriticalSection(&psSI->csSqdStruct);
ehFreePtr(&psSI->pQuerySelect);
psSI->pQuerySelect=strDup(str);
psSI->ws.selez=-1;
psSI->ws.maxcam=0;
psSI->lRowsReady=0;
psSI->lRowsTotal=0;
LeaveCriticalSection(&psSI->csSqdStruct);
if (info)
{
InvalidateRect(objCalled->hWnd,NULL,TRUE);
_message(psSI,TRUE,"Attendere\nRichiesta al server ...");
OsEventLoop(5);
}
psSI->fQueryToExecute=true;
// _queryExecute(psSI,__LINE__); // Me ne arriva uno dopo
break;
case WS_SETFLAG:
objCalled->pOtherEx=str; // Assegno un puntatore esterno
if (psSI->funcNotify) (psSI->funcNotify)(_adaptor(objCalled,WS_SETFLAG,info,NULL,NULL));
break;
// -------------------------------------
// Richiesta di Stampa dei Dati |
// -------------------------------------
case WS_DISPLAY : // Richiesta buffer
psExt=(EH_DISPEXT *) str;
if (!psSI->funcNotify) {
Tboxp( psExt->rClientArea.left,
psExt->rClientArea.top,
psExt->rClientArea.right,
psExt->rClientArea.bottom-1,
RGB(255,128,0),SET);
// arError=ARCreate(psSI->pLastErrorText,"\n",&iRow);
dispf(psExt->px+1,psExt->py+1,RGB(255,255,255),-1,STYLE_NORMAL,"SMALL F",3,"-Not func for Display-");
break;
}
//
// Richiesta di stampa del titolo
//
if (psExt->ncam==-10)
{
psSI->funcNotify(_adaptor(objCalled,WS_DISPLAY,0,psExt,NULL));//psSI->Hdb,psSI->iIndex);
break;
}
/*
if (!psSI->rsSet)
{
if (psSI->bSqlError)
{
Tboxp(psExt->px,psExt->py,psExt->px+psExt->lx-1,psExt->py+psExt->ly-1,sys.Color3DShadow,SET);
if (psSI->pLastErrorText)
{
EH_AR arError;
INT iRow;
arError=ARCreate(psSI->pLastErrorText,"\n",&iRow);
if (psExt->ncam<iRow) dispf(psExt->px+1,psExt->py+1,RGB(255,255,255),-1,STYLE_NORMAL,"SMALL F",3,arError[psExt->ncam]);
ARDestroy(arError);
}
}
else
Tboxp(psExt->px,psExt->py,psExt->px+psExt->lx-1,psExt->py+psExt->ly-1,sys.Color3DLight,SET);
break;
}
psExt->col1=GetSysColor(COLOR_MENUTEXT);
psExt->col2=GetSysColor(COLOR_WINDOW);
if (psExt->bFocus) // selezione con il mouse
{
psExt->col1=GetSysColor(COLOR_HIGHLIGHTTEXT);
psExt->col2=ColorLum(GetSysColor(COLOR_HIGHLIGHT),30);
}
if (psExt->bSelected) // Selezionato fisso
{
psExt->col1=GetSysColor(COLOR_HIGHLIGHTTEXT);
psExt->col2=GetSysColor(COLOR_HIGHLIGHT);
}
Tboxp(psExt->px,psExt->py,psExt->px+psExt->lx-1,psExt->py+psExt->ly-2,psExt->col2,SET); //Sleep(100);
psSI->rsSet->iCurrentRow=info;
psSI->rsSet->iOffset=psSI->iSQLOffset;
// Non ho ancora le linee da visualizzare
if (psExt->ncam>=psSI->lRowsReady||
(psSI->rsSet->iCurrentRow<psSI->iSQLOffset)||
((psSI->rsSet->iCurrentRow-psSI->iSQLOffset)>=psSI->rsSet->iRowsLimit))
{
boxBrush(psExt->px,psExt->py,psExt->rClientArea.right,psExt->rClientArea.bottom,HS_VERTICAL,sys.Color3DLight,ColorLum(sys.Color3DHighLight,-10));
Tline(psExt->px,psExt->rClientArea.bottom,psExt->rClientArea.right,psExt->rClientArea.bottom,sys.Color3DShadow,SET);
break;
}
// RIchiedo stampa della riga
psSI->funcNotify( _adaptor(objCalled,WS_DISPLAY,info,psExt, psSI->rsSet));
if (psSI->bDrawLineDiv) line(psExt->px,psExt->rClientArea.bottom,psExt->rClientArea.right,psExt->rClientArea.bottom,sys.colScrollDiv,SET);
if (psExt->bFocus)
{
boxFocus(psExt->px,psExt->py,psExt->px+psExt->lx-1,psExt->py+psExt->ly-2);
}
*/
break;
// --------------------------------------------------------------------------
// SET della funzione esterna
// --------------------------------------------------------------------------
case WS_EXTNOTIFY:
psSI->funcNotify=(LRESULT (*)(EH_NOTIFYPARAMS)) str;//(INT (*)(struct OBJ *,INT ,LONG ,void *str,EH_ODBC_RS )) str;
psSI->funcNotify(_adaptor(objCalled,WS_CREATE,0,NULL,NULL));
break;
case WS_LINEVIEW: //
psSI->ws.numcam=info;
break;
case WS_LINEEDIT: //
psSI->ws.Enumcam=info;
break;
case WS_SIZE: break;
case WS_MOVE: break;
case WS_SETTITLE: break;
case WS_CODENAME:
strAssign(&psSI->pszKeyCode,str); strTrim(psSI->pszKeyCode);
ARDestroy(psSI->arKeyCodeFld);
psSI->arKeyCodeFld=ARCreate(psSI->pszKeyCode,"+",&psSI->iKeyCodePart);
break;
//
// Riga in FOCUS
//
/*
case WS_SET_ROWFOCUS:
if (!str) // Dal gestore oggetti
{
if (info<0) {strAssign(&psSI->pCodeFocused,NULL); break;}
if (psSI->pCodeName&&psSI->rsSet)
{
psSI->rsSet->iCurrentRow=info;
psSI->rsSet->iOffset=psSI->ws.offset;
// psSI->rsSet->iCurrentRow riga della query
if (psSI->rsSet->iCurrentRow>=psSI->iSQLOffset&&
psSI->rsSet->iCurrentRow<(psSI->iSQLOffset+psSI->lRowsReady))
{
strAssign(&psSI->pCodeFocused,sql_ptr(psSI->rsSet,psSI->pCodeName));
strTrim(psSI->pCodeFocused);
}
else
{
strAssign(&psSI->pCodeFocused,NULL); // Non ho la selezione richiesta in memoria
}
dispxEx(0,80,"%d,%d = %s ",
psSI->rsSet->iCurrentRow,
psSI->iSQLOffset+psSI->lRowsReady,
psSI->pCodeFocused);
}
return NULL;
}
else // Esterno
{
strAssign(&psSI->pCodeFocused,str);
InvalidateRect(objCalled->hWnd,NULL,FALSE);
}
break;
case WS_GET_ROWFOCUS:
if (psSI->pCodeName&&psSI->pCodeFocused&&psSI->rsSet)
{
CHAR *p;
if (info<0) return NULL;
psSI->rsSet->iCurrentRow=info;
psSI->rsSet->iOffset=psSI->ws.offset;
p=sql_ptr(psSI->rsSet,psSI->pCodeName); strTrimRight(p);
if (!strcmp(p,psSI->pCodeFocused)) break;
}
return NULL;
*/
//
// Riga in SELECTED
//
case WS_SET_ROWSELECTED:
printf("qui");
/*
if (!str) // Dal gestore oggetti
{
if (info<0) {strAssign(&psSI->pCodeSelected,NULL); InvalidateRect(objCalled->hWnd,NULL,FALSE); break;}
if (psSI->pszKeyCode&&psSI->rsSet)
{
psSI->rsSet->iCurrentRow=info;
psSI->rsSet->iOffset=psSI->ws.offset;
_keyCodeBuilder(&psSI->pCodeSelected,psSI); //if (!strEmpty(p)) break;
}
InvalidateRect(objCalled->hWnd,NULL,FALSE);
return NULL;
}
else // Esterno
{
strAssign(&psSI->pCodeSelected,str);
InvalidateRect(objCalled->hWnd,NULL,FALSE);
}
*/
break;
case WS_GET_ROWSELECTED:
//
// Controllo di selezione
//
if (psSI->pszKeyCode&&!strEmpty(psSI->pCodeSelected)&&psSI->rsSet)
{
CHAR * p;
if (info<0) return NULL;
//psSI->rsSet->iCurrent=info;
p=_keyCodeBuilder(psSI,info); // Può ritornare Null in p se sto chiedendo una riga che non c'è (in fase di ingrandimento)
if (!strCmp(p,psSI->pCodeSelected)) {ehFreeNN(p); break;}
ehFreeNN(p);
}
return NULL;
case WS_EVENT:
/*
if (!psSI->rsSet) break;
psSI->rsSet->iCurrentRow=info;
psSI->rsSet->iOffset=psSI->iSQLOffset;
if (psSI->funcNotify)
{
BYTE *ptr=(BYTE *) (psSI->funcNotify)(_adaptor(objCalled,cmd,info,str,psSI->rsSet));
return ptr;
}
*/
printf("qui");
break;
case WS_BUF:
break;
default:
/*
if (psSI->funcNotify)
(psSI->funcNotify)(_adaptor(objCalled,cmd,info,str,psSI->rsSet));
else
printf(__FUNCTION__ "Event ? [%d][%s]" CRLF,cmd,objCalled->nome);
*/
break;
}
//PtScr=psSI->WinScr;
PtScr=NULL;
if (!PtScr) PtScr=&rit;
return PtScr;
}
void file_message( const char *msg, const char *fn )
{
_message( msg, fn, stdout );
}
void message( const char *msg )
{
_message( msg, 0, stdout );
}
void warning( const char *msg )
{
_message( msg, 0, stderr );
}
void fatal( const char *msg )
{
_message( msg, 0, stderr );
exit( 1 );
}
int main(int argc, char **argv) {
char buffer[512];
short listen_port;
int listen_sock;
int rs;
int i;
struct sockaddr_in addr;
socklen_t addrlen;
struct pollfd pfd[MAX_USERS + 1];
/* initialize Winsock */
#if defined(_WIN32)
WSADATA wsd;
WSAStartup(MAKEWORD(2, 2), &wsd);
#endif
/* check usage */
if (argc != 2) {
fprintf(stderr, "Usage:\n ./telnet-chatd <port>\n");
return 1;
}
/* initialize data structures */
memset(&pfd, 0, sizeof(pfd));
memset(users, 0, sizeof(users));
for (i = 0; i != MAX_USERS; ++i)
users[i].sock = -1;
/* parse listening port */
listen_port = (short)strtol(argv[1], 0, 10);
/* create listening socket */
if ((listen_sock = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
fprintf(stderr, "socket() failed: %s\n", strerror(errno));
return 1;
}
/* reuse address option */
rs = 1;
setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, (void*)&rs, sizeof(rs));
/* bind to listening addr/port */
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = INADDR_ANY;
addr.sin_port = htons(listen_port);
if (bind(listen_sock, (struct sockaddr *)&addr, sizeof(addr)) == -1) {
fprintf(stderr, "bind() failed: %s\n", strerror(errno));
return 1;
}
/* listen for clients */
if (listen(listen_sock, 5) == -1) {
fprintf(stderr, "listen() failed: %s\n", strerror(errno));
return 1;
}
printf("LISTENING ON PORT %d\n", listen_port);
/* initialize listening descriptors */
pfd[MAX_USERS].fd = listen_sock;
pfd[MAX_USERS].events = POLLIN;
/* loop for ever */
for (;;) {
/* prepare for poll */
for (i = 0; i != MAX_USERS; ++i) {
if (users[i].sock != -1) {
pfd[i].fd = users[i].sock;
pfd[i].events = POLLIN;
} else {
pfd[i].fd = -1;
pfd[i].events = 0;
}
}
/* poll */
rs = poll(pfd, MAX_USERS + 1, -1);
if (rs == -1 && errno != EINTR) {
fprintf(stderr, "poll() failed: %s\n", strerror(errno));
return 1;
}
/* new connection */
if (pfd[MAX_USERS].revents & POLLIN) {
/* acept the sock */
addrlen = sizeof(addr);
if ((rs = accept(listen_sock, (struct sockaddr *)&addr,
&addrlen)) == -1) {
fprintf(stderr, "accept() failed: %s\n", strerror(errno));
return 1;
}
printf("Connection received.\n");
/* find a free user */
for (i = 0; i != MAX_USERS; ++i)
if (users[i].sock == -1)
break;
if (i == MAX_USERS) {
printf(" rejected (too many users)\n");
_send(rs, "Too many users.\r\n", 14);
close(rs);
}
/* init, welcome */
users[i].sock = rs;
users[i].telnet = telnet_init(telopts, _event_handler, 0,
&users[i]);
telnet_negotiate(users[i].telnet, TELNET_WILL,
TELNET_TELOPT_COMPRESS2);
telnet_printf(users[i].telnet, "Enter name: ");
}
/* read from client */
for (i = 0; i != MAX_USERS; ++i) {
/* skip users that aren't actually connected */
if (users[i].sock == -1)
continue;
if (pfd[i].revents & POLLIN) {
if ((rs = recv(users[i].sock, buffer, sizeof(buffer), 0)) > 0) {
telnet_recv(users[i].telnet, buffer, rs);
} else if (rs == 0) {
printf("Connection closed.\n");
close(users[i].sock);
if (users[i].name != 0) {
_message(users[i].name, "** HAS DISCONNECTED **");
free(users[i].name);
users[i].name = 0;
}
telnet_free(users[i].telnet);
users[i].sock = -1;
break;
} else if (errno != EINTR) {
fprintf(stderr, "recv(client) failed: %s\n",
strerror(errno));
exit(1);
}
}
}
}
/* not that we can reach this, but GCC will cry if it's not here */
return 0;
}
