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/* sane - Scanner Access Now Easy.
Copyright (C) 1997 David Mosberger-Tang
This file is part of the SANE package.
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, see <https://www.gnu.org/licenses/>.
As a special exception, the authors of SANE give permission for
additional uses of the libraries contained in this release of SANE.
The exception is that, if you link a SANE library with other files
to produce an executable, this does not by itself cause the
resulting executable to be covered by the GNU General Public
License. Your use of that executable is in no way restricted on
account of linking the SANE library code into it.
This exception does not, however, invalidate any other reasons why
the executable file might be covered by the GNU General Public
License.
If you submit changes to SANE to the maintainers to be included in
a subsequent release, you agree by submitting the changes that
those changes may be distributed with this exception intact.
If you write modifications of your own for SANE, it is your choice
whether to permit this exception to apply to your modifications.
If you do not wish that, delete this exception notice. */
#include "../include/sane/config.h"
#include <errno.h>
#include <stdlib.h>
#include "../include/sane/sane.h"
#include "../include/sane/sanei_net.h"
void
sanei_w_init_req (Wire *w, SANE_Init_Req *req)
{
sanei_w_word (w, &req->version_code);
sanei_w_string (w, &req->username);
}
void
sanei_w_init_reply (Wire *w, SANE_Init_Reply *reply)
{
sanei_w_status (w, &reply->status);
sanei_w_word (w, &reply->version_code);
}
void
sanei_w_get_devices_reply (Wire *w, SANE_Get_Devices_Reply *reply)
{
SANE_Word len;
if (w->direction != WIRE_DECODE)
{
if (reply->device_list)
{
for (len = 0; reply->device_list[len]; ++len);
++len;
}
else
len = 0;
}
sanei_w_status (w, &reply->status);
sanei_w_array (w, &len, (void *) &reply->device_list,
(WireCodecFunc) sanei_w_device_ptr,
sizeof (reply->device_list[0]));
}
void
sanei_w_open_reply (Wire *w, SANE_Open_Reply *reply)
{
sanei_w_status (w, &reply->status);
sanei_w_word (w, &reply->handle);
sanei_w_string (w, &reply->resource_to_authorize);
}
static void
w_option_value (Wire *w, SANE_Word type, SANE_Word size, void **value)
{
SANE_Word len, element_size;
WireCodecFunc w_value;
switch (type)
{
case SANE_TYPE_BOOL:
case SANE_TYPE_INT:
case SANE_TYPE_FIXED:
w_value = (WireCodecFunc) sanei_w_word;
element_size = sizeof (SANE_Word);
len = size / element_size;
break;
case SANE_TYPE_STRING:
w_value = (WireCodecFunc) sanei_w_char;
element_size = sizeof (SANE_Char);
len = size;
break;
case SANE_TYPE_BUTTON:
case SANE_TYPE_GROUP:
w_value = (WireCodecFunc) sanei_w_void;
len = 0;
element_size = 0;
break;
default:
w->status = EINVAL;
return;
}
sanei_w_array (w, &len, value, w_value, element_size);
}
void
sanei_w_option_descriptor_array (Wire *w, SANE_Option_Descriptor_Array *a)
{
sanei_w_array (w, &a->num_options, (void **) &a->desc,
(WireCodecFunc) sanei_w_option_descriptor_ptr,
sizeof (a->desc[0]));
}
void
sanei_w_control_option_req (Wire *w, SANE_Control_Option_Req *req)
{
sanei_w_word (w, &req->handle);
sanei_w_word (w, &req->option);
sanei_w_word (w, &req->action);
/* Up to and including version 2, we incorrectly attempted to encode
the option value even the action was SANE_ACTION_SET_AUTO. */
if (w->version < 3 || req->action != SANE_ACTION_SET_AUTO)
{
sanei_w_word (w, &req->value_type);
sanei_w_word (w, &req->value_size);
w_option_value (w, req->value_type, req->value_size, &req->value);
}
}
void
sanei_w_control_option_reply (Wire *w, SANE_Control_Option_Reply *reply)
{
sanei_w_status (w, &reply->status);
sanei_w_word (w, &reply->info);
sanei_w_word (w, &reply->value_type);
sanei_w_word (w, &reply->value_size);
w_option_value (w, reply->value_type, reply->value_size, &reply->value);
sanei_w_string (w, &reply->resource_to_authorize);
}
void
sanei_w_get_parameters_reply (Wire *w, SANE_Get_Parameters_Reply *reply)
{
sanei_w_status (w, &reply->status);
sanei_w_parameters (w, &reply->params);
}
void
sanei_w_start_reply (Wire *w, SANE_Start_Reply *reply)
{
sanei_w_status (w, &reply->status);
sanei_w_word (w, &reply->port);
sanei_w_word (w, &reply->byte_order);
sanei_w_string (w, &reply->resource_to_authorize);
}
void
sanei_w_authorization_req (Wire *w, SANE_Authorization_Req *req)
{
sanei_w_string (w, &req->resource);
sanei_w_string (w, &req->username);
sanei_w_string (w, &req->password);
}
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