libipp-listener/common/print-job.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 *
 */

/* $Id: print-job.c 146 2006-03-24 00:26:54Z njacobs $ */

#include <stdio.h>
#include <stdlib.h>
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <papi.h>
#include <ipp.h>
#include <ipp-listener.h>

papi_status_t
ipp_print_job(papi_service_t svc, papi_attribute_t **request,
        papi_attribute_t ***response, ipp_reader_t iread, void *fd)
{
    papi_status_t status;
    papi_stream_t s = NULL;
    papi_job_t j = NULL;
    papi_attribute_t **operational = NULL;
    papi_attribute_t **job_attributes = NULL;
    char *queue = NULL;
    ssize_t rc;
    char buf[BUFSIZ];
    char *host = NULL;
    int fp = -1;
    char *keys[] = { "attributes-natural-language", "attributes-charset",
            "printer-uri", NULL };

    /* Get operational attributes from the request */
    (void) papiAttributeListGetCollection(request, NULL,
        "operational-attributes-group", &operational);

    /*
     * The operational-attributes-group must contain:
     *  printer-uri
     */
    get_printer_id(operational, &queue, NULL);
    if (queue == NULL) {
        ipp_set_status(response, status, "printer-uri: %s",
            papiStatusString(status));
        return (PAPI_BAD_REQUEST);
    }

    /*
     * The operational-attributes-group may contain:
     *  job-name
     *  ipp-attribute-fidelity
     *  document-name
     *  compression
     *  document-format
     *  document-natural-language
     *  job-k-octets
     *  job-impressions
     *  job-media-sheets
     * Simply copy the entire contents of the operational-attributes-group
     * for the PAPI call's possible use.
     */
    split_and_copy_attributes(keys, operational, NULL, &job_attributes);

    /* copy any job-attributes-group attributes for the PAPI call */
    if (papiAttributeListGetCollection(request, NULL,
        "job-attributes-group", &operational) == PAPI_OK) {
        char *user = NULL;

        copy_attributes(&job_attributes, operational);

        if (papiAttributeListGetString(operational, NULL,
            "requesting-user-name", &user) == PAPI_OK) {
            papiAttributeListAddString(&job_attributes,
                PAPI_ATTR_REPLACE, "requesting-user-name", user);
        }
    }

    /* Set "job-originating-host-name" in next block */
    (void) papiAttributeListGetInteger(request, NULL,
        "peer-socket", &fp);

    if (fp != -1) {
        struct sockaddr_in peer;
        socklen_t peer_len = sizeof (peer);

        /* who is our peer ? */
        if (getpeername(fp, (struct sockaddr *)&peer,
            &peer_len) == 0) {
            struct hostent *he;
            int error_num;

            /*
             * get their name or return a string containing
             * their address
             */
            if ((he = getipnodebyaddr((const char *)&peer.sin_addr,
                sizeof (peer.sin_addr), peer.sin_family,
                &error_num)) == NULL) {
                char tmp_buf[INET6_ADDRSTRLEN];
                papiAttributeListAddString(
                    &job_attributes,
                    PAPI_ATTR_REPLACE,
                    "job-originating-host-name",
                    (char *)inet_ntop(peer.sin_family,
                    &peer.sin_addr, tmp_buf,
                    sizeof (tmp_buf)));

            } else {
                if (is_localhost(he->h_name) != 0)
                    papiAttributeListAddString(
                        &job_attributes,
                        PAPI_ATTR_REPLACE,
                        "job-originating-host-name",
                        "localhost");
                else if (he->h_name != NULL)
                    papiAttributeListAddString(
                        &job_attributes,
                        PAPI_ATTR_REPLACE,
                        "job-originating-host-name",
                        he->h_name);
            }
        }
    }

    /* request job creation with a resulting stream that we can write to */
    status = papiJobStreamOpen(svc, queue, job_attributes, NULL, &s);
    papiAttributeListFree(job_attributes);
    if (status != PAPI_OK) {
        ipp_set_status(response, status, "job submission: %s",
            ipp_svc_status_mesg(svc, status));
        return (status);
    }

    /* copy the document data from the IPP connection to the stream */
    while ((status == PAPI_OK) && ((rc = iread(fd, buf, sizeof (buf))) > 0))
        status = papiJobStreamWrite(svc, s, buf, rc);
    if (status != PAPI_OK) {
        ipp_set_status(response, status, "write job data: %s",
            ipp_svc_status_mesg(svc, status));
        return (status);
    }

    /* close the stream, committing the job */
    status = papiJobStreamClose(svc, s, &j);
    if (status != PAPI_OK) {
        ipp_set_status(response, status, "close job stream: %s",
            ipp_svc_status_mesg(svc, status));
        papiJobFree(j); /* we shouldn't have a job, but just in case */
        return (status);
    }

    /* add the job attributes to the response in a job-attributes-group */
    if (j != NULL) {
        papi_to_ipp_job_group(response, request, PAPI_ATTR_REPLACE, j);
        papiJobFree(j);
    }

    return (status);
}