diff options
Diffstat (limited to 'sanei/sanei_net.c')
| -rw-r--r-- | sanei/sanei_net.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/sanei/sanei_net.c b/sanei/sanei_net.c new file mode 100644 index 0000000..b46da70 --- /dev/null +++ b/sanei/sanei_net.c @@ -0,0 +1,186 @@ +/* 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, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + 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); +} |