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* Set printer capabilities in DsDriver Keys on remote printer
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* Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002.
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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/* This needs to be defined for certain compilers */
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#define SAMBA_PORT _T("Samba")
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TCHAR *PrintLastError(void)
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static TCHAR msgtxt[1024*sizeof(TCHAR)];
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FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM,
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void map_orientation(HANDLE ph, TCHAR *printer, TCHAR *port)
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TCHAR portrait_only[] = _T("PORTRAIT\0");
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TCHAR both[] = _T("LANDSCAPE\0PORTRAIT\0");
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/* orentation of 90 or 270 indicates landscape supported, 0 means it isn't */
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rot = DeviceCapabilities(printer, port, DC_BINNAMES, NULL, NULL);
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printf("printOrientationsSupported:\n");
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printf("\tPORTRAIT\n\tLANDSCAPE\n");
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printOrientationsSupported"), REG_MULTI_SZ,
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printf("\tPORTRAIT\n");
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printOrientationsSupported"), REG_MULTI_SZ,
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portrait_only, sizeof(portrait_only));
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void map_resolution(HANDLE ph, TCHAR *printer, TCHAR *port)
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DWORD num, *res, maxres = 0, i;
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num = DeviceCapabilities(printer, port, DC_ENUMRESOLUTIONS, NULL, NULL);
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if ((DWORD) -1 == num)
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res = malloc(num*2*sizeof(DWORD));
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num = DeviceCapabilities(printer, port, DC_ENUMRESOLUTIONS, (BYTE *) res, NULL);
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for (i=0; i < num*2; i++) {
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maxres = (res[i] > maxres) ? res[i] : maxres;
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printf("printMaxResolutionSupported: %d\n", maxres);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printMaxResolutionSupported"), REG_DWORD,
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(BYTE *) &maxres, sizeof(maxres));
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void map_extents(HANDLE ph, TCHAR *printer, TCHAR *port)
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DWORD extentval, xval, yval;
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extentval = DeviceCapabilities(printer, port, DC_MINEXTENT, NULL, NULL);
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xval = (DWORD) (LOWORD(extentval));
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yval = (DWORD) (HIWORD(extentval));
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printf("printMinXExtent: %d\n", xval);
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printf("printMinYExtent: %d\n", yval);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printMinXExtent"), REG_DWORD, (BYTE *) &xval, sizeof(xval));
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printMinYExtent"), REG_DWORD, (BYTE *) &yval, sizeof(yval));
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extentval = DeviceCapabilities(printer, port, DC_MAXEXTENT, NULL, NULL);
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xval = (DWORD) (LOWORD(extentval));
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yval = (DWORD) (HIWORD(extentval));
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printf("printMaxXExtent: %d\n", xval);
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printf("printMaxYExtent: %d\n", yval);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printMaxXExtent"), REG_DWORD, (BYTE *) &xval, sizeof(xval));
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printMaxYExtent"), REG_DWORD, (BYTE *) &yval, sizeof(yval));
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void map_printrateunit(HANDLE ph, TCHAR *printer, TCHAR *port)
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TCHAR ppm[] = _T("PagesPerMinute");
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TCHAR ipm[] = _T("InchesPerMinute");
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TCHAR lpm[] = _T("LinesPerMinute");
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TCHAR cps[] = _T("CharactersPerSecond");
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unit = DeviceCapabilities(printer, port, DC_PRINTRATEUNIT, NULL, NULL);
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case PRINTRATEUNIT_PPM:
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printf("printRateUnit: %s\n", ppm);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printRateUnit"), REG_SZ, ppm, sizeof(ppm));
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case PRINTRATEUNIT_IPM:
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printf("printRateUnit: %s\n", ipm);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printRateUnit"), REG_SZ, ipm, sizeof(ipm));
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case PRINTRATEUNIT_LPM:
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printf("printRateUnit: %s\n", lpm);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printRateUnit"), REG_SZ, lpm, sizeof(lpm));
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case PRINTRATEUNIT_CPS:
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printf("printRateUnit: %s\n", cps);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, _T("printRateUnit"), REG_SZ, cps, sizeof(cps));
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printf("printRateUnit: unknown value %d\n", unit);
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void map_generic_boolean(HANDLE ph, TCHAR *printer, TCHAR *port, WORD cap, TCHAR *key)
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/* DeviceCapabilities doesn't always return 1 for true...just nonzero */
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boolval = (BYTE) (DeviceCapabilities(printer, port, cap, NULL, NULL) ? 1 : 0);
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printf("%s: %s\n", key, boolval ? "TRUE" : "FALSE");
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, key, REG_BINARY, &boolval, sizeof(boolval));
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void map_generic_dword(HANDLE ph, TCHAR *printer, TCHAR *port, WORD cap, TCHAR *key)
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dword = DeviceCapabilities(printer, port, cap, NULL, NULL);
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if ((DWORD) -1 == dword)
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printf("%s: %d\n", key, dword);
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, key, REG_DWORD, (BYTE *) &dword, sizeof(dword));
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void map_generic_multi_sz(HANDLE ph, TCHAR *printer, TCHAR *port, WORD cap, TCHAR *key, int size)
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TCHAR *strings_out, *strings_cur;
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num_items = DeviceCapabilities(printer, port, cap, NULL, NULL);
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if ((DWORD) -1 == num_items)
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strings_in = malloc(num_items * size);
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strings_out = calloc(num_items, size);
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num_items = DeviceCapabilities(printer, port, cap, strings_in, NULL);
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printf("%s:\n", key);
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for (i=0, strings_cur = strings_out; i < num_items; i++) {
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_tcsncpy(strings_cur, &strings_in[i*size], size);
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printf("\t%s\n", strings_cur);
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strings_cur += _tcslen(strings_cur) + 1;
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SetPrinterDataEx(ph, SPLDS_DRIVER_KEY, key, REG_MULTI_SZ, strings_out,
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(strings_cur - strings_out + 1) * sizeof(TCHAR));
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int main(int argc, char *argv[])
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TCHAR *port = SAMBA_PORT;
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PRINTER_DEFAULTS admin_access = {NULL, NULL, PRINTER_ACCESS_ADMINISTER};
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PRINTER_INFO_7 publish = {NULL, DSPRINT_PUBLISH};
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printf("Usage: %s <printername>\n", argv[0]);
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if (!(OpenPrinter(printer, &ph, &admin_access))) {
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printf("OpenPrinter failed, error = %s\n", PrintLastError());
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GetPrinterDriver(ph, NULL, 1, NULL, 0, &needed);
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printf("GetPrinterDriver failed, error = %s\n", PrintLastError());
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driver_info = malloc(needed);
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if (!(GetPrinterDriver(ph, NULL, 1, driver_info, needed, &needed))) {
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printf("GetPrinterDriver failed, error = %s\n", PrintLastError());
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map_generic_multi_sz(ph, printer, port, DC_BINNAMES, _T("printBinNames"), 24);
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map_generic_boolean(ph, printer, port, DC_COLLATE, _T("printCollate"));
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map_generic_dword(ph, printer, port, DC_COPIES, _T("printMaxCopies"));
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map_generic_dword(ph, printer, port, DC_DRIVER, _T("driverVersion"));
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map_generic_boolean(ph, printer, port, DC_DUPLEX, _T("printDuplexSupported"));
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map_extents(ph, printer, port);
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map_resolution(ph, printer, port);
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map_orientation(ph, printer, port);
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map_generic_multi_sz(ph, printer, port, DC_PAPERNAMES, _T("printMediaSupported"), 64);
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#if (WINVER >= 0x0500)
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map_generic_boolean(ph, printer, port, DC_COLORDEVICE, _T("printColor"));
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map_generic_multi_sz(ph, printer, port, DC_PERSONALITY, _T("printLanguage"), 64);
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map_generic_multi_sz(ph, printer, port, DC_MEDIAREADY, _T("printMediaReady"),64);
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map_generic_dword(ph, printer, port, DC_PRINTERMEM, _T("printMemory"));
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map_generic_dword(ph, printer, port, DC_PRINTRATE, _T("printRate"));
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map_printrateunit(ph, printer, port);
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map_generic_boolean(ph, printer, port, DC_STAPLE, _T("printStaplingSupported"));
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#ifdef DC_PRINTRATEPPM
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map_generic_dword(ph, printer, port, DC_PRINTRATEPPM, _T("printPagesPerMinute"));
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SetPrinter(ph, 7, (BYTE *) &publish, 0);