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/* -*- c-basic-offset: 8 -*-
rdesktop: A Remote Desktop Protocol client.
Copyright (C) Matthew Chapman <matthewc.unsw.edu.au> 1999-2008
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "rdesktop.h"
extern RDPDR_DEVICE g_rdpdr_device[];
static PRINTER *
get_printer_data(RD_NTHANDLE handle)
{
int index;
for (index = 0; index < RDPDR_MAX_DEVICES; index++)
{
if (handle == g_rdpdr_device[index].handle)
return (PRINTER *) g_rdpdr_device[index].pdevice_data;
}
return NULL;
}
int
printer_enum_devices(uint32 * id, char *optarg)
{
PRINTER *pprinter_data;
char *pos = optarg;
char *pos2;
size_t count = 0;
int already = 0;
/* we need to know how many printers we've already set up
supplied from other -r flags than this one. */
while (count < *id)
{
if (g_rdpdr_device[count].device_type == DEVICE_TYPE_PRINTER)
already++;
count++;
}
count = 0;
if (*optarg == ':')
optarg++;
while ((pos = next_arg(optarg, ',')) && *id < RDPDR_MAX_DEVICES)
{
pprinter_data = (PRINTER *) xmalloc(sizeof(PRINTER));
strcpy(g_rdpdr_device[*id].name, "PRN");
strcat(g_rdpdr_device[*id].name, l_to_a(already + count + 1, 10));
/* first printer is set as default printer */
if ((already + count) == 0)
pprinter_data->default_printer = True;
else
pprinter_data->default_printer = False;
pos2 = next_arg(optarg, '=');
if (*optarg == (char) 0x00)
pprinter_data->printer = "mydeskjet"; /* set default */
else
{
pprinter_data->printer = xmalloc(strlen(optarg) + 1);
strcpy(pprinter_data->printer, optarg);
}
if (!pos2 || (*pos2 == (char) 0x00))
pprinter_data->driver = "MS Publisher Imagesetter"; /* no printer driver supplied set default */
else
{
pprinter_data->driver = xmalloc(strlen(pos2) + 1);
strcpy(pprinter_data->driver, pos2);
}
logger(Core, Debug, "printer_enum_devices(), %s to %s driver %s",
g_rdpdr_device[*id].name, pprinter_data->printer, pprinter_data->driver);
g_rdpdr_device[*id].device_type = DEVICE_TYPE_PRINTER;
g_rdpdr_device[*id].pdevice_data = (void *) pprinter_data;
count++;
(*id)++;
optarg = pos;
}
return count;
}
static RD_NTSTATUS
printer_create(uint32 device_id, uint32 access, uint32 share_mode, uint32 disposition, uint32 flags,
char *filename, RD_NTHANDLE * handle)
{
UNUSED(access);
UNUSED(share_mode);
UNUSED(disposition);
UNUSED(flags);
UNUSED(filename);
char cmd[256];
PRINTER *pprinter_data;
pprinter_data = (PRINTER *) g_rdpdr_device[device_id].pdevice_data;
/* default printer name use default printer queue as well in unix */
if (strncmp(pprinter_data->printer, "mydeskjet", strlen(pprinter_data->printer)) == 0)
{
pprinter_data->printer_fp = popen("lpr", "w");
}
else
{
sprintf(cmd, "lpr -P %s", pprinter_data->printer);
pprinter_data->printer_fp = popen(cmd, "w");
}
g_rdpdr_device[device_id].handle = fileno(pprinter_data->printer_fp);
*handle = g_rdpdr_device[device_id].handle;
return RD_STATUS_SUCCESS;
}
static RD_NTSTATUS
printer_close(RD_NTHANDLE handle)
{
int i = get_device_index(handle);
if (i >= 0)
{
PRINTER *pprinter_data = g_rdpdr_device[i].pdevice_data;
if (pprinter_data)
pclose(pprinter_data->printer_fp);
g_rdpdr_device[i].handle = 0;
}
return RD_STATUS_SUCCESS;
}
static RD_NTSTATUS
printer_write(RD_NTHANDLE handle, uint8 * data, uint32 length, uint32 offset, uint32 * result)
{
UNUSED(offset);
PRINTER *pprinter_data;
pprinter_data = get_printer_data(handle);
*result = length * fwrite(data, length, 1, pprinter_data->printer_fp);
if (ferror(pprinter_data->printer_fp))
{
*result = 0;
return RD_STATUS_INVALID_HANDLE;
}
return RD_STATUS_SUCCESS;
}
DEVICE_FNS printer_fns = {
printer_create,
printer_close,
NULL, /* read */
printer_write,
NULL /* device_control */
};
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