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/*
* Copyright (C) 2016 The Android Open Source Project
* Copyright (C) 2016 Mopria Alliance, Inc.
* Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include "lib_wprint.h"
#include "ippstatus_capabilities.h" // move these to above the calls to cups files
#include "ipphelper.h"
#include "cups.h"
#include "http-private.h"
#include "wprint_debug.h"
#define TAG "ippstatus_capabilities"
/*
* Requested printer attributes
*/
static const char *pattrs[] = {
"ipp-versions-supported",
"printer-make-and-model",
"printer-info",
"printer-dns-sd-name",
"printer-name",
"printer-location",
"printer-uuid",
"printer-uri-supported",
"uri-security-supported",
"uri-authentication-supported",
"color-supported",
"copies-supported",
"document-format-supported",
"media-col-default",
"media-default",
"media-left-margin-supported",
"media-right-margin-supported",
"media-top-margin-supported",
"media-bottom-margin-supported",
"media-supported",
"media-type-supported",
"output-bin-supported",
"print-color-mode-supported",
"print-quality-supported",
"printer-output-tray",
"printer-resolution-supported",
"sides-supported",
"printer-device-id",
"epcl-version-supported",
"pclm-raster-back-side",
"pclm-strip-height-preferred",
"pclm-compression-method-preferred",
"pclm-source-resolution-supported",
"pwg-raster-document-sheet-back",
"document-format-details-supported",
"media-ready",
"media-col-ready"
};
static void _init(const ifc_printer_capabilities_t *this_p,
const wprint_connect_info_t *info);
static status_t _get_capabilities(const ifc_printer_capabilities_t *this_p,
printer_capabilities_t *capabilities);
static void _destroy(const ifc_printer_capabilities_t *this_p);
static ifc_printer_capabilities_t _capabilities_ifc = {
.init = _init, .get_capabilities = _get_capabilities, .get_margins = NULL,
.destroy = _destroy,
};
typedef struct {
http_t *http;
printer_capabilities_t printer_caps;
ifc_printer_capabilities_t ifc;
} ipp_capabilities_t;
const ifc_printer_capabilities_t *ipp_status_get_capabilities_ifc(const ifc_wprint_t *wprint_ifc) {
LOGD("ipp_status_get_capabilities_ifc: Enter");
ipp_capabilities_t *caps = (ipp_capabilities_t *) malloc(sizeof(ipp_capabilities_t));
if (caps == NULL) {
return NULL;
}
memset(caps, 0, sizeof(ipp_capabilities_t));
caps->http = NULL;
memcpy(&caps->ifc, &_capabilities_ifc, sizeof(ifc_printer_capabilities_t));
return &caps->ifc;
}
static void _init(const ifc_printer_capabilities_t *this_p,
const wprint_connect_info_t *connect_info) {
LOGD("_init: Enter");
ipp_capabilities_t *caps;
do {
if (this_p == NULL) {
continue;
}
caps = IMPL(ipp_capabilities_t, ifc, this_p);
if (caps->http != NULL) {
LOGD("_init(): http != NULL closing HTTP");
httpClose(caps->http);
}
caps->http = ipp_cups_connect(connect_info, caps->printer_caps.printerUri,
sizeof(caps->printer_caps.printerUri));
getResourceFromURI(caps->printer_caps.printerUri, caps->printer_caps.httpResource, 1024);
if (caps->http == NULL) {
LOGE("_init(): http is NULL ");
}
} while (0);
}
static status_t _get_capabilities(const ifc_printer_capabilities_t *this_p,
printer_capabilities_t *capabilities) {
LOGD("_get_capabilities: Enter");
status_t result = ERROR;
ipp_capabilities_t *caps = NULL;
ipp_t *request = NULL; // IPP request object
ipp_t *response = NULL; // IPP response object
ipp_attribute_t *attrptr; // Attribute pointer
int op = IPP_GET_PRINTER_ATTRIBUTES;
ipp_status_t ipp_status; // Status of IPP request
if (capabilities != NULL) {
memset(capabilities, 0, sizeof(printer_capabilities_t));
}
do {
if (this_p == NULL) {
break;
}
caps = IMPL(ipp_capabilities_t, ifc, this_p);
if (caps->http == NULL) {
LOGD("_get_capabilities: caps->http is NULL");
break;
}
request = ippNewRequest(op);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL,
caps->printer_caps.printerUri);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes",
sizeof(pattrs) / sizeof(pattrs[0]), NULL, pattrs);
LOGD("IPP_GET_PRINTER_ATTRIBUTES %s request:", ippOpString(op));
for (attrptr = ippFirstAttribute(request); attrptr; attrptr = ippNextAttribute(request)) {
print_attr(attrptr);
}
response = ipp_doCupsRequest(caps->http, request, caps->printer_caps.httpResource,
caps->printer_caps.printerUri);
if (response == NULL) {
ipp_status = cupsLastError();
LOGE("_get_capabilities: %s response is null: ipp_status %d %s",
caps->printer_caps.printerUri, ipp_status, ippErrorString(ipp_status));
} else {
ipp_status = cupsLastError();
LOGD("ipp CUPS last ERROR: %d, %s", ipp_status, ippErrorString(ipp_status));
LOGD("%s received, now call parse_printerAttributes:", ippOpString(op));
parse_printerAttributes(response, capabilities);
#if LOG_LEVEL <= LEVEL_DEBUG
for (attrptr = ippFirstAttribute(response); attrptr; attrptr = ippNextAttribute(
response)) {
print_attr(attrptr);
}
#endif // LOG_LEVEL <= LEVEL_DEBUG
if ((attrptr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) == NULL) {
LOGD("printer-state: null");
} else {
LOGI("printer-state %d", (ipp_pstate_t) ippGetInteger(attrptr, 0));
}
}
if (ipp_status >= IPP_OK && ipp_status < IPP_REDIRECTION_OTHER_SITE && response != NULL) {
result = OK;
} else {
result = ERROR;
}
} while (0);
ippDelete(response);
ippDelete(request);
if ((caps != NULL) && (capabilities != NULL)) {
memcpy(capabilities->httpResource, caps->printer_caps.httpResource,
sizeof(capabilities->httpResource));
}
LOGI(" ippstatus_capabilities: _get_capabilities: returning %d:", result);
return result;
}
static void _destroy(const ifc_printer_capabilities_t *this_p) {
ipp_capabilities_t *caps;
LOGD("_destroy(): enter");
do {
if (this_p == NULL) {
continue;
}
caps = IMPL(ipp_capabilities_t, ifc, this_p);
if (caps->http != NULL) {
httpClose(caps->http);
}
free(caps);
} while (0);
}