2 * Printing interface for PuTTY.
9 * Boggle. Flipping between the two branches of this #if appears to
10 * make all the difference as to whether network printers show up
11 * under PRINTER_ENUM_CONNECTIONS on NT 4. I don't pretend to
16 #define ENUM_PTR LPPRINTER_INFO_5
17 #define ENUM_TYPE PRINTER_INFO_5
18 #define ENUM_MEMBER pPrinterName
21 #define ENUM_PTR LPPRINTER_INFO_1
22 #define ENUM_TYPE PRINTER_INFO_1
23 #define ENUM_MEMBER pName
26 struct printer_enum_tag {
31 struct printer_job_tag {
35 static char *printer_add_enum(int param, char *buffer,
36 int offset, int *nprinters_ptr)
38 DWORD needed, nprinters;
40 buffer = srealloc(buffer, offset+512);
42 if (EnumPrinters(param, NULL, ENUM_LEVEL, buffer+offset,
43 512, &needed, &nprinters) == 0)
49 buffer = srealloc(buffer, offset+needed);
51 if (EnumPrinters(param, NULL, ENUM_LEVEL, buffer+offset,
52 needed, &needed, &nprinters) == 0)
55 *nprinters_ptr += nprinters;
60 printer_enum *printer_start_enum(int *nprinters_ptr)
62 printer_enum *ret = smalloc(sizeof(printer_enum));
63 char *buffer = NULL, *retval;
65 *nprinters_ptr = 0; /* default return value */
66 buffer = smalloc(512);
68 retval = printer_add_enum(PRINTER_ENUM_LOCAL | PRINTER_ENUM_CONNECTIONS,
69 buffer, 0, nprinters_ptr);
75 ret->info = (ENUM_PTR)buffer;
76 ret->nprinters = *nprinters_ptr;
87 char *printer_get_name(printer_enum *pe, int i)
91 if (i < 0 || i >= pe->nprinters)
93 return pe->info[i].ENUM_MEMBER;
96 void printer_finish_enum(printer_enum *pe)
104 printer_job *printer_start_job(char *printer)
106 printer_job *ret = smalloc(sizeof(printer_job));
108 int jobstarted = 0, pagestarted = 0;
110 ret->hprinter = NULL;
111 if (!OpenPrinter(printer, &ret->hprinter, NULL))
114 docinfo.pDocName = "PuTTY remote printer output";
115 docinfo.pOutputFile = NULL;
116 docinfo.pDatatype = "RAW";
118 if (!StartDocPrinter(ret->hprinter, 1, (LPSTR)&docinfo))
122 if (!StartPagePrinter(ret->hprinter))
130 EndPagePrinter(ret->hprinter);
132 EndDocPrinter(ret->hprinter);
134 ClosePrinter(ret->hprinter);
139 void printer_job_data(printer_job *pj, void *data, int len)
146 WritePrinter(pj->hprinter, data, len, &written);
149 void printer_finish_job(printer_job *pj)
154 EndPagePrinter(pj->hprinter);
155 EndDocPrinter(pj->hprinter);
156 ClosePrinter(pj->hprinter);