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reactos/rosapps/cmdutils/mode/mode.c
Robert Dickenson 5db0748cc3 committing more developments. 
svn path=/trunk/; revision=3737
2002-11-10 14:29:27 +00:00

459 lines
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/*
* ReactOS mode console command
*
* mode.c
*
* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <windows.h>
#include <string.h>
#include <stdio.h>
#define MAX_PORTNAME_LEN 20
#define MAX_COMPORT_NUM 10
#define MAX_COMPARAM_LEN 20
#define NUM_ELEMENTS(a) (sizeof(a)/sizeof(a[0]))
#define ASSERT(a)
const char* usage_strings[] = {
"Device Status: MODE [device] [/STATUS]",
"Select code page: MODE CON[:] CP SELECT=yyy",
"Code page status: MODE CON[:] CP [/STATUS]",
"Display mode: MODE CON[:] [COLS=c] [LINES=n]",
"Typematic rate: MODE CON[:] [RATE=r DELAY=d]",
"Redirect printing: MODE LPTn[:]=COMm[:]",
"Serial port: MODE COMm[:] [BAUD=b] [PARITY=p] [DATA=d] [STOP=s]\n" \
" [to=on|off] [xon=on|off] [odsr=on|off]\n" \
" [octs=on|off] [dtr=on|off|hs]\n" \
" [rts=on|off|hs|tg] [idsr=on|off]",
};
const char* parity_strings[] = {
_T("None"), // default
_T("Odd"), // only symbol in this set to have a 'd' in it
_T("Even"), // ... 'v' in it
_T("Mark"), // ... 'm' in it
_T("Space") // ... 's' and/or a 'c' in it
};
const char* control_strings[] = { "OFF", "ON", "HANDSHAKE", "TOGGLE" };
const char* stopbit_strings[] = { _T("1"), _T("1.5"), _T("2") };
int Usage()
{
int i;
printf("\nConfigures system devices.\n\n");
for (i = 0; i < NUM_ELEMENTS(usage_strings); i++) {
printf("%s\n", usage_strings[i]);
}
printf("\n");
return 0;
}
int QueryDevices()
{
char buffer[5000];
int len;
char* ptr = buffer;
*ptr = '\0';
if (QueryDosDevice(NULL, buffer, NUM_ELEMENTS(buffer))) {
while (*ptr != '\0') {
len = strlen(ptr);
if (strstr(ptr, "COM")) {
printf(" Found serial device - %s\n", ptr);
} else if (strstr(ptr, "PRN")) {
printf(" Found printer device - %s\n", ptr);
} else if (strstr(ptr, "LPT")) {
printf(" Found parallel device - %s\n", ptr);
} else {
printf(" Found other device - %s\n", ptr);
}
ptr += (len+1);
}
} else {
printf(" ERROR: QueryDosDevice(...) failed.\n");
}
return 1;
}
int ShowParrallelStatus(int nPortNum)
{
char buffer[250];
char szPortName[MAX_PORTNAME_LEN];
sprintf(szPortName, "LPT%d", nPortNum);
printf("\nStatus for device LPT%d:\n", nPortNum);
printf("-----------------------\n");
if (QueryDosDevice(szPortName, buffer, NUM_ELEMENTS(buffer))) {
char* ptr = strrchr(buffer, '\\');
if (ptr != NULL) {
if (0 == strcmp(szPortName, ++ptr)) {
printf(" Printer output is not being rerouted.\n");
} else {
printf(" Printer output is being rerouted to serial port %s\n", ptr);
}
return 0;
} else {
printf(" QueryDosDevice(%s) returned unrecogised form %s.\n", szPortName, buffer);
}
} else {
printf(" ERROR: QueryDosDevice(%s) failed.\n", szPortName);
}
return 1;
}
int ShowConsoleStatus()
{
DWORD dwKbdDelay;
DWORD dwKbdSpeed;
CONSOLE_SCREEN_BUFFER_INFO ConsoleScreenBufferInfo;
HANDLE hConsoleOutput = GetStdHandle(STD_OUTPUT_HANDLE);
printf("\nStatus for device CON:\n");
printf("-----------------------\n");
if (GetConsoleScreenBufferInfo(hConsoleOutput, &ConsoleScreenBufferInfo)) {
printf(" Lines: %d\n", ConsoleScreenBufferInfo.dwSize.Y);
printf(" Columns: %d\n", ConsoleScreenBufferInfo.dwSize.X);
}
if (SystemParametersInfo(SPI_GETKEYBOARDDELAY, 0, &dwKbdDelay, 0)) {
printf(" Keyboard delay: %d\n", dwKbdDelay);
}
if (SystemParametersInfo(SPI_GETKEYBOARDSPEED, 0, &dwKbdSpeed, 0)) {
printf(" Keyboard rate: %d\n", dwKbdSpeed);
}
printf(" Code page: %d\n", GetConsoleOutputCP());
return 0;
}
static
BOOL SerialPortQuery(int nPortNum, LPDCB pDCB, LPCOMMTIMEOUTS pCommTimeouts, BOOL bWrite)
{
BOOL result;
HANDLE hPort;
char szPortName[MAX_PORTNAME_LEN];
ASSERT(pDCB);
ASSERT(pCommTimeouts);
sprintf(szPortName, _T("COM%d"), nPortNum);
hPort = CreateFile(szPortName,
GENERIC_READ|GENERIC_WRITE,
0, // exclusive
NULL, // sec attr
OPEN_EXISTING,
0, // no attributes
NULL); // no template
if (hPort == (HANDLE)-1) {
printf("Illegal device name - %s\n", szPortName);
return FALSE;
}
if (bWrite) {
result = SetCommState(hPort, pDCB);
} else {
result = GetCommState(hPort, pDCB);
}
if (!result) {
printf("Failed to %s the status for device COM%d:\n", bWrite ? "set" : "get", nPortNum);
CloseHandle(hPort);
return FALSE;
}
if (bWrite) {
result = SetCommTimeouts(hPort, pCommTimeouts);
} else {
result = GetCommTimeouts(hPort, pCommTimeouts);
}
if (!result) {
printf("Failed to %s Timeout status for device COM%d:\n", bWrite ? "set" : "get", nPortNum);
CloseHandle(hPort);
return FALSE;
}
CloseHandle(hPort);
return TRUE;
}
int ShowSerialStatus(int nPortNum)
{
HANDLE hPort;
DCB dcb;
COMMTIMEOUTS CommTimeouts;
char szPortName[MAX_PORTNAME_LEN];
if (!SerialPortQuery(nPortNum, &dcb, &CommTimeouts, FALSE)) {
return 1;
}
if (dcb.Parity > NUM_ELEMENTS(parity_strings)) {
printf("ERROR: Invalid value for Parity Bits %d:\n", dcb.Parity);
dcb.Parity = 0;
}
if (dcb.StopBits > NUM_ELEMENTS(stopbit_strings)) {
printf("ERROR: Invalid value for Stop Bits %d:\n", dcb.StopBits);
dcb.StopBits = 0;
}
printf("\nStatus for device COM%d:\n", nPortNum);
printf("-----------------------\n");
printf(" Baud: %d\n", dcb.BaudRate);
printf(" Parity: %s\n", parity_strings[dcb.Parity]);
printf(" Data Bits: %d\n", dcb.ByteSize);
printf(" Stop Bits: %s\n", stopbit_strings[dcb.StopBits]);
printf(" Timeout: %s\n", CommTimeouts.ReadIntervalTimeout ? "ON" : "OFF");
printf(" XON/XOFF: %s\n", dcb.fOutX ? "ON" : "OFF");
printf(" CTS handshaking: %s\n", dcb.fOutxCtsFlow ? "ON" : "OFF");
printf(" DSR handshaking: %s\n", dcb.fOutxDsrFlow ? "ON" : "OFF");
printf(" DSR sensitivity: %s\n", dcb.fDsrSensitivity ? "ON" : "OFF");
printf(" DTR circuit: %s\n", control_strings[dcb.fDtrControl]);
printf(" RTS circuit: %s\n", control_strings[dcb.fRtsControl]);
return 0;
}
int SetParrallelState(int nPortNum)
{
char szPortName[MAX_PORTNAME_LEN];
char szTargetPath[MAX_PORTNAME_LEN];
sprintf(szPortName, _T("LPT%d"), nPortNum);
sprintf(szTargetPath, _T("COM%d"), nPortNum);
if (!DefineDosDevice(DDD_REMOVE_DEFINITION, szPortName, szTargetPath)) {
DWORD error = GetLastError();
printf("SetParrallelState(%d) - DefineDosDevice(%s) failed: %x\n", nPortNum, error);
}
return 0;
}
/*
\??\COM1
\Device\NamedPipe\Spooler\LPT1
BOOL DefineDosDevice(
DWORD dwFlags, // options
LPCTSTR lpDeviceName, // device name
LPCTSTR lpTargetPath // path string
);
DWORD QueryDosDevice(
LPCTSTR lpDeviceName, // MS-DOS device name string
LPTSTR lpTargetPath, // query results buffer
DWORD ucchMax // maximum size of buffer
);
*/
int SetConsoleState()
{
/*
"Select code page: MODE CON[:] CP SELECT=yyy",
"Code page status: MODE CON[:] CP [/STATUS]",
"Display mode: MODE CON[:] [COLS=c] [LINES=n]",
"Typematic rate: MODE CON[:] [RATE=r DELAY=d]",
*/
return 0;
}
static
int ExtractModeSerialParams(const char* param)
{
if ( strstr(param, "OFF")) {
return 0;
} else if (strstr(param, "ON")) {
return 1;
} else if (strstr(param, "HS")) {
return 2;
} else if (strstr(param, "TG")) {
return 3;
}
return -1;
}
int SetSerialState(int nPortNum, int args, char *argv[])
{
int arg;
int value;
DCB dcb;
COMMTIMEOUTS CommTimeouts;
char buf[MAX_COMPARAM_LEN+1];
if (SerialPortQuery(nPortNum, &dcb, &CommTimeouts, FALSE)) {
for (arg = 2; arg < args; arg++) {
if (strlen(argv[arg]) > MAX_COMPARAM_LEN) {
printf("Invalid parameter (too long) - %s\n", argv[arg]);
return 1;
}
strcpy(buf, argv[arg]);
strupr(buf);
if (strstr(buf, "BAUD=")) {
dcb.BaudRate = atol(buf+5);
} else if (strstr(buf, "PARITY=")) {
if (strchr(buf, 'D')) {
dcb.Parity = 1;
} else if (strchr(buf, 'V')) {
dcb.Parity = 2;
} else if (strchr(buf, 'M')) {
dcb.Parity = 3;
} else if (strchr(buf, 'S')) {
dcb.Parity = 4;
} else {
dcb.Parity = 0;
}
} else if (strstr(buf, "DATA=")) {
dcb.ByteSize = atol(buf+5);
} else if (strstr(buf, "STOP=")) {
if (strchr(buf, '5')) {
dcb.StopBits = 1;
} else if (strchr(buf, '2')) {
dcb.StopBits = 2;
} else {
dcb.StopBits = 0;
}
} else if (strstr(buf, "TO=")) { // to=on|off
value = ExtractModeSerialParams(buf);
if (value != -1) {
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "XON=")) { // xon=on|off
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fOutX = value;
dcb.fInX = value;
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "ODSR=")) { // odsr=on|off
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fOutxDsrFlow = value;
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "OCTS=")) { // octs=on|off
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fOutxCtsFlow = value;
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "DTR=")) { // dtr=on|off|hs
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fDtrControl = value;
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "RTS=")) { // rts=on|off|hs|tg
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fRtsControl = value;
} else {
goto invalid_serial_parameter;
}
} else if (strstr(buf, "IDSR=")) { // idsr=on|off
value = ExtractModeSerialParams(buf);
if (value != -1) {
dcb.fDsrSensitivity = value;
} else {
goto invalid_serial_parameter;
}
} else {
invalid_serial_parameter:;
printf("Invalid parameter - %s\n", buf);
return 1;
}
}
SerialPortQuery(nPortNum, &dcb, &CommTimeouts, TRUE);
}
return 0;
}
int find_portnum(const char* cmdverb)
{
int portnum = -1;
if ((char)*(cmdverb + 3) >= '0' && (char)*(cmdverb + 3) <= '9') {
portnum = ((char)*(cmdverb + 3)) - '0';
if ((char)*(cmdverb + 4) >= '0' && (char)*(cmdverb + 4) <= '9') {
portnum *= 10;
portnum += ((char)*(cmdverb + 4)) - '0';
}
}
return portnum;
}
int main(int argc, char *argv[])
{
int nPortNum;
char param1[MAX_COMPARAM_LEN+1];
char param2[MAX_COMPARAM_LEN+1];
if (argc > 1) {
if (strlen(argv[1]) > MAX_COMPARAM_LEN) {
printf("Invalid parameter (too long) - %s\n", argv[1]);
return 1;
}
strcpy(param1, argv[1]);
strupr(param1);
if (argc > 2) {
if (strlen(argv[2]) > MAX_COMPARAM_LEN) {
printf("Invalid parameter (too long) - %s\n", argv[2]);
return 1;
}
strcpy(param2, argv[2]);
strupr(param2);
} else {
param2[0] = '\0';
}
if (strstr(param1, "/?") || strstr(param1, "-?")) {
return Usage();
} else if (strstr(param1, "/STA")) {
goto show_status;
} else if (strstr(param1, "LPT")) {
nPortNum = find_portnum(param1);
if (nPortNum != -1)
return ShowParrallelStatus(nPortNum);
} else if (strstr(param1, "CON")) {
return ShowConsoleStatus();
} else if (strstr(param1, "COM")) {
nPortNum = find_portnum(param1);
if (nPortNum != -1) {
if (param2[0] == '\0' || strstr(param2, "/STA")) {
return ShowSerialStatus(nPortNum);
} else {
return SetSerialState(nPortNum, argc, argv);
}
}
}
printf("Invalid parameter - %s\n", param1);
return 1;
} else {
show_status:;
QueryDevices();
/*
ShowParrallelStatus(1);
for (nPortNum = 0; nPortNum < MAX_COMPORT_NUM; nPortNum++) {
ShowSerialStatus(nPortNum + 1);
}
ShowConsoleStatus();
*/
}
return 0;
}
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