--- /dev/null
+/*
+ * Printing interface for PuTTY.
+ */
+
+#include <windows.h>
+#include "putty.h"
+
+struct printer_enum_tag {
+ int nprinters;
+ LPPRINTER_INFO_5 info;
+};
+
+struct printer_job_tag {
+ HANDLE hprinter;
+};
+
+printer_enum *printer_start_enum(int *nprinters_ptr)
+{
+ printer_enum *ret = smalloc(sizeof(printer_enum));
+ char *buffer = NULL;
+ DWORD needed, nprinters;
+
+ *nprinters_ptr = 0; /* default return value */
+ buffer = smalloc(512);
+ if (EnumPrinters(PRINTER_ENUM_LOCAL, NULL, 5,
+ buffer, 512, &needed, &nprinters) == 0)
+ goto error;
+
+ buffer = srealloc(buffer, needed);
+
+ if (EnumPrinters(PRINTER_ENUM_LOCAL, NULL, 5,
+ (LPBYTE)buffer, needed, &needed, &nprinters) == 0)
+ goto error;
+
+ ret->info = (LPPRINTER_INFO_5)buffer;
+ ret->nprinters = *nprinters_ptr = nprinters;
+
+ return ret;
+
+ error:
+ sfree(buffer);
+ sfree(ret);
+ return NULL;
+}
+
+char *printer_get_name(printer_enum *pe, int i)
+{
+ if (!pe)
+ return NULL;
+ if (i < 0 || i >= pe->nprinters)
+ return NULL;
+ return pe->info[i].pPrinterName;
+}
+
+void printer_finish_enum(printer_enum *pe)
+{
+ if (!pe)
+ return;
+ sfree(pe->info);
+ sfree(pe);
+}
+
+printer_job *printer_start_job(char *printer)
+{
+ printer_job *ret = smalloc(sizeof(printer_job));
+ DOC_INFO_1 docinfo;
+ int jobstarted = 0, pagestarted = 0;
+
+ ret->hprinter = NULL;
+ if (!OpenPrinter(printer, &ret->hprinter, NULL))
+ goto error;
+
+ docinfo.pDocName = "PuTTY remote printer output";
+ docinfo.pOutputFile = NULL;
+ docinfo.pDatatype = "RAW";
+
+ if (!StartDocPrinter(ret->hprinter, 1, (LPSTR)&docinfo))
+ goto error;
+ jobstarted = 1;
+
+ if (!StartPagePrinter(ret->hprinter))
+ goto error;
+ pagestarted = 1;
+
+ return ret;
+
+ error:
+ if (pagestarted)
+ EndPagePrinter(ret->hprinter);
+ if (jobstarted)
+ EndDocPrinter(ret->hprinter);
+ if (ret->hprinter)
+ ClosePrinter(ret->hprinter);
+ sfree(ret);
+ return NULL;
+}
+
+void printer_job_data(printer_job *pj, void *data, int len)
+{
+ DWORD written;
+
+ if (!pj)
+ return;
+
+ WritePrinter(pj->hprinter, data, len, &written);
+}
+
+void printer_finish_job(printer_job *pj)
+{
+ if (!pj)
+ return;
+
+ EndPagePrinter(pj->hprinter);
+ EndDocPrinter(pj->hprinter);
+ ClosePrinter(pj->hprinter);
+ sfree(pj);
+}