* Support code for the Common UNIX Printing System ("CUPS")
*
* Copyright 1999-2003 by Michael R Sweet.
+ * Copyright 2008 Jeremy Allison.
*
* 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
+ * 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, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * JRA. Converted to utf8 pull/push.
*/
#include "includes.h"
#include "printing.h"
+#include "printing/pcap.h"
+#include "librpc/gen_ndr/ndr_printcap.h"
#ifdef HAVE_CUPS
#include <cups/cups.h>
#include <cups/language.h>
+static SIG_ATOMIC_T gotalarm;
-/*
- * CUPS printing interface definitions...
- */
+/***************************************************************
+ Signal function to tell us we timed out.
+****************************************************************/
-static int cups_job_delete(int snum, struct printjob *pjob);
-static int cups_job_pause(int snum, struct printjob *pjob);
-static int cups_job_resume(int snum, struct printjob *pjob);
-static int cups_job_submit(int snum, struct printjob *pjob);
-static int cups_queue_get(int snum, print_queue_struct **q,
- print_status_struct *status);
-static int cups_queue_pause(int snum);
-static int cups_queue_resume(int snum);
+static void gotalarm_sig(int signum)
+{
+ gotalarm = 1;
+}
-
-struct printif cups_printif =
- {
- cups_queue_get,
- cups_queue_pause,
- cups_queue_resume,
- cups_job_delete,
- cups_job_pause,
- cups_job_resume,
- cups_job_submit,
- };
+extern userdom_struct current_user_info;
/*
* 'cups_passwd_cb()' - The CUPS password callback...
static const char * /* O - Password or NULL */
cups_passwd_cb(const char *prompt) /* I - Prompt */
{
- /*
- * Always return NULL to indicate that no password is available...
- */
+ /*
+ * Always return NULL to indicate that no password is available...
+ */
- return (NULL);
+ return (NULL);
}
+static http_t *cups_connect(TALLOC_CTX *frame)
+{
+ http_t *http = NULL;
+ char *server = NULL, *p = NULL;
+ int port;
+ int timeout = lp_cups_connection_timeout();
+ size_t size;
+
+ if (lp_cups_server() != NULL && strlen(lp_cups_server()) > 0) {
+ if (!push_utf8_talloc(frame, &server, lp_cups_server(), &size)) {
+ return NULL;
+ }
+ } else {
+ server = talloc_strdup(frame,cupsServer());
+ }
+ if (!server) {
+ return NULL;
+ }
-/*
- * 'cups_printer_fn()' - Call a function for every printer known to the
- * system.
- */
+ p = strchr(server, ':');
+ if (p) {
+ port = atoi(p+1);
+ *p = '\0';
+ } else {
+ port = ippPort();
+ }
-void cups_printer_fn(void (*fn)(char *, char *))
-{
- /* I - Function to call */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- ipp_attribute_t *attr; /* Current attribute */
- cups_lang_t *language; /* Default language */
- char *name, /* printer-name attribute */
- *make_model, /* printer-make-and-model attribute */
- *info; /* printer-info attribute */
- static const char *requested[] =/* Requested attributes */
- {
- "printer-name",
- "printer-make-and-model",
- "printer-info"
- };
+ DEBUG(10, ("connecting to cups server %s:%d\n",
+ server, port));
+ gotalarm = 0;
- DEBUG(5,("cups_printer_fn(%p)\n", fn));
+ if (timeout) {
+ CatchSignal(SIGALRM, gotalarm_sig);
+ alarm(timeout);
+ }
- /*
- * Make sure we don't ask for passwords...
- */
+#ifdef HAVE_HTTPCONNECTENCRYPT
+ http = httpConnectEncrypt(server, port, lp_cups_encrypt());
+#else
+ http = httpConnect(server, port);
+#endif
- cupsSetPasswordCB(cups_passwd_cb);
- /*
- * Try to connect to the server...
- */
+ CatchSignal(SIGALRM, SIG_IGN);
+ alarm(0);
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return;
+ if (http == NULL) {
+ DEBUG(0,("Unable to connect to CUPS server %s:%d - %s\n",
+ server, port, strerror(errno)));
}
- /*
- * Build a CUPS_GET_PRINTERS request, which requires the following
- * attributes:
- *
- * attributes-charset
- * attributes-natural-language
- * requested-attributes
- */
-
- request = ippNew();
+ return http;
+}
- request->request.op.operation_id = CUPS_GET_PRINTERS;
- request->request.op.request_id = 1;
+static bool send_pcap_blob(DATA_BLOB *pcap_blob, int fd)
+{
+ size_t ret;
- language = cupsLangDefault();
+ ret = sys_write(fd, &pcap_blob->length, sizeof(pcap_blob->length));
+ if (ret != sizeof(pcap_blob->length)) {
+ return false;
+ }
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ ret = sys_write(fd, pcap_blob->data, pcap_blob->length);
+ if (ret != pcap_blob->length) {
+ return false;
+ }
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
- "attributes-natural-language", NULL, language->language);
+ DEBUG(10, ("successfully sent blob of len %d\n", (int)ret));
+ return true;
+}
- ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
- "requested-attributes",
- (sizeof(requested) / sizeof(requested[0])),
- NULL, requested);
+static bool recv_pcap_blob(TALLOC_CTX *mem_ctx, int fd, DATA_BLOB *pcap_blob)
+{
+ size_t blob_len;
+ size_t ret;
- /*
- * Do the request and get back a response...
- */
+ ret = sys_read(fd, &blob_len, sizeof(blob_len));
+ if (ret != sizeof(blob_len)) {
+ return false;
+ }
- if ((response = cupsDoRequest(http, request, "/")) == NULL)
- {
- DEBUG(0,("Unable to get printer list - %s\n",
- ippErrorString(cupsLastError())));
- httpClose(http);
- return;
+ *pcap_blob = data_blob_talloc_named(mem_ctx, NULL, blob_len,
+ "cups pcap");
+ if (pcap_blob->length != blob_len) {
+ return false;
}
+ ret = sys_read(fd, pcap_blob->data, blob_len);
+ if (ret != blob_len) {
+ talloc_free(pcap_blob->data);
+ return false;
+ }
+
+ DEBUG(10, ("successfully recvd blob of len %d\n", (int)ret));
+ return true;
+}
- for (attr = response->attrs; attr != NULL;)
- {
+static bool process_cups_printers_response(TALLOC_CTX *mem_ctx,
+ ipp_t *response,
+ struct pcap_data *pcap_data)
+{
+ ipp_attribute_t *attr;
+ char *name;
+ char *info;
+ char *location = NULL;
+ struct pcap_printer *printer;
+ bool ret_ok = false;
+
+ for (attr = response->attrs; attr != NULL;) {
/*
* Skip leading attributes until we hit a printer...
*/
attr = attr->next;
if (attr == NULL)
- break;
+ break;
/*
* Pull the needed attributes from this printer...
*/
name = NULL;
- make_model = NULL;
info = NULL;
- while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER)
- {
- if (strcmp(attr->name, "printer-name") == 0 &&
- attr->value_tag == IPP_TAG_NAME)
- name = attr->values[0].string.text;
+ while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER) {
+ size_t size;
+ if (strcmp(attr->name, "printer-name") == 0 &&
+ attr->value_tag == IPP_TAG_NAME) {
+ if (!pull_utf8_talloc(mem_ctx,
+ &name,
+ attr->values[0].string.text,
+ &size)) {
+ goto err_out;
+ }
+ }
- if (strcmp(attr->name, "printer-make-and-model") == 0 &&
- attr->value_tag == IPP_TAG_TEXT)
- make_model = attr->values[0].string.text;
+ if (strcmp(attr->name, "printer-info") == 0 &&
+ attr->value_tag == IPP_TAG_TEXT) {
+ if (!pull_utf8_talloc(mem_ctx,
+ &info,
+ attr->values[0].string.text,
+ &size)) {
+ goto err_out;
+ }
+ }
- if (strcmp(attr->name, "printer-info") == 0 &&
- attr->value_tag == IPP_TAG_TEXT)
- info = attr->values[0].string.text;
+ if (strcmp(attr->name, "printer-location") == 0 &&
+ attr->value_tag == IPP_TAG_TEXT) {
+ if (!pull_utf8_talloc(mem_ctx,
+ &location,
+ attr->values[0].string.text,
+ &size)) {
+ goto err_out;
+ }
+ }
- attr = attr->next;
+ attr = attr->next;
}
/*
if (name == NULL)
break;
- if (info == NULL || !info[0])
- (*fn)(name, make_model);
- else
- (*fn)(name, info);
-
-
+ if (pcap_data->count == 0) {
+ printer = talloc_array(mem_ctx, struct pcap_printer, 1);
+ } else {
+ printer = talloc_realloc(mem_ctx, pcap_data->printers,
+ struct pcap_printer,
+ pcap_data->count + 1);
+ }
+ if (printer == NULL) {
+ goto err_out;
+ }
+ pcap_data->printers = printer;
+ pcap_data->printers[pcap_data->count].name = name;
+ pcap_data->printers[pcap_data->count].info = info;
+ pcap_data->printers[pcap_data->count].location = location;
+ pcap_data->count++;
}
- ippDelete(response);
+ ret_ok = true;
+err_out:
+ return ret_ok;
+}
+
+/*
+ * request printer list from cups, send result back to up parent via fd.
+ * returns true if the (possibly failed) result was successfuly sent to parent.
+ */
+static bool cups_cache_reload_async(int fd)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct pcap_data pcap_data;
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ static const char *requested[] =/* Requested attributes */
+ {
+ "printer-name",
+ "printer-info",
+ "printer-location"
+ };
+ bool ret = False;
+ enum ndr_err_code ndr_ret;
+ DATA_BLOB pcap_blob;
+
+ ZERO_STRUCT(pcap_data);
+ pcap_data.status = NT_STATUS_UNSUCCESSFUL;
+ DEBUG(5, ("reloading cups printcap cache\n"));
/*
- * Build a CUPS_GET_CLASSES request, which requires the following
+ * Make sure we don't ask for passwords...
+ */
+
+ cupsSetPasswordCB(cups_passwd_cb);
+
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
+ }
+
+ /*
+ * Build a CUPS_GET_PRINTERS request, which requires the following
* attributes:
*
* attributes-charset
request = ippNew();
- request->request.op.operation_id = CUPS_GET_CLASSES;
+ request->request.op.operation_id = CUPS_GET_PRINTERS;
request->request.op.request_id = 1;
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
(sizeof(requested) / sizeof(requested[0])),
NULL, requested);
- /*
- * Do the request and get back a response...
- */
-
- if ((response = cupsDoRequest(http, request, "/")) == NULL)
- {
+ if ((response = cupsDoRequest(http, request, "/")) == NULL) {
DEBUG(0,("Unable to get printer list - %s\n",
ippErrorString(cupsLastError())));
- httpClose(http);
- return;
+ goto out;
}
- for (attr = response->attrs; attr != NULL;)
- {
- /*
- * Skip leading attributes until we hit a printer...
- */
-
- while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
- attr = attr->next;
+ ret = process_cups_printers_response(frame, response, &pcap_data);
+ if (!ret) {
+ DEBUG(0,("failed to process cups response\n"));
+ goto out;
+ }
- if (attr == NULL)
- break;
+ ippDelete(response);
+ response = NULL;
- /*
- * Pull the needed attributes from this printer...
- */
+ /*
+ * Build a CUPS_GET_CLASSES request, which requires the following
+ * attributes:
+ *
+ * attributes-charset
+ * attributes-natural-language
+ * requested-attributes
+ */
- name = NULL;
- make_model = NULL;
- info = NULL;
+ request = ippNew();
- while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER)
- {
- if (strcmp(attr->name, "printer-name") == 0 &&
- attr->value_tag == IPP_TAG_NAME)
- name = attr->values[0].string.text;
+ request->request.op.operation_id = CUPS_GET_CLASSES;
+ request->request.op.request_id = 1;
- if (strcmp(attr->name, "printer-make-and-model") == 0 &&
- attr->value_tag == IPP_TAG_TEXT)
- make_model = attr->values[0].string.text;
+ ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
+ "attributes-charset", NULL, "utf-8");
- if (strcmp(attr->name, "printer-info") == 0 &&
- attr->value_tag == IPP_TAG_TEXT)
- info = attr->values[0].string.text;
+ ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
+ "attributes-natural-language", NULL, language->language);
- attr = attr->next;
- }
+ ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
+ "requested-attributes",
+ (sizeof(requested) / sizeof(requested[0])),
+ NULL, requested);
- /*
- * See if we have everything needed...
- */
+ if ((response = cupsDoRequest(http, request, "/")) == NULL) {
+ DEBUG(0,("Unable to get printer list - %s\n",
+ ippErrorString(cupsLastError())));
+ goto out;
+ }
- if (name == NULL)
- break;
+ ret = process_cups_printers_response(frame, response, &pcap_data);
+ if (!ret) {
+ DEBUG(0,("failed to process cups response\n"));
+ goto out;
+ }
- if (info == NULL || !info[0])
- (*fn)(name, make_model);
- else
- (*fn)(name, info);
-
+ pcap_data.status = NT_STATUS_OK;
+ out:
+ if (response)
+ ippDelete(response);
- }
+ if (language)
+ cupsLangFree(language);
- ippDelete(response);
+ if (http)
+ httpClose(http);
- /*
- * Close the connection to the server...
- */
+ ret = false;
+ ndr_ret = ndr_push_struct_blob(&pcap_blob, frame, &pcap_data,
+ (ndr_push_flags_fn_t)ndr_push_pcap_data);
+ if (ndr_ret == NDR_ERR_SUCCESS) {
+ ret = send_pcap_blob(&pcap_blob, fd);
+ }
- httpClose(http);
+ TALLOC_FREE(frame);
+ return ret;
}
+static struct fd_event *cache_fd_event;
-/*
- * 'cups_printername_ok()' - Provide the equivalent of pcap_printername_ok()
- * for CUPS.
- * O - 1 if printer name OK
- * I - Name of printer
- */
-int cups_printername_ok(const char *name)
+static bool cups_pcap_load_async(struct tevent_context *ev,
+ struct messaging_context *msg_ctx,
+ int *pfd)
{
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
- char uri[HTTP_MAX_URI]; /* printer-uri attribute */
+ int fds[2];
+ pid_t pid;
+ NTSTATUS status;
+ *pfd = -1;
- DEBUG(5,("cups_printername_ok(\"%s\")\n", name));
+ if (cache_fd_event) {
+ DEBUG(3,("cups_pcap_load_async: already waiting for "
+ "a refresh event\n" ));
+ return false;
+ }
- /*
- * Make sure we don't ask for passwords...
- */
+ DEBUG(5,("cups_pcap_load_async: asynchronously loading cups printers\n"));
- cupsSetPasswordCB(cups_passwd_cb);
+ if (pipe(fds) == -1) {
+ return false;
+ }
- /*
- * Try to connect to the server...
- */
+ pid = sys_fork();
+ if (pid == (pid_t)-1) {
+ DEBUG(10,("cups_pcap_load_async: fork failed %s\n",
+ strerror(errno) ));
+ close(fds[0]);
+ close(fds[1]);
+ return false;
+ }
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(3,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (0);
+ if (pid) {
+ DEBUG(10,("cups_pcap_load_async: child pid = %u\n",
+ (unsigned int)pid ));
+ /* Parent. */
+ close(fds[1]);
+ *pfd = fds[0];
+ return true;
}
- /*
- * Build an IPP_GET_PRINTER_ATTRS request, which requires the following
- * attributes:
- *
- * attributes-charset
- * attributes-natural-language
- * requested-attributes
- * printer-uri
- */
+ /* Child. */
- request = ippNew();
+ close_all_print_db();
- request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
- request->request.op.request_id = 1;
+ status = reinit_after_fork(msg_ctx, ev, procid_self(), true);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0,("cups_pcap_load_async: reinit_after_fork() failed\n"));
+ smb_panic("cups_pcap_load_async: reinit_after_fork() failed");
+ }
- language = cupsLangDefault();
+ close(fds[0]);
+ cups_cache_reload_async(fds[1]);
+ close(fds[1]);
+ _exit(0);
+}
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+struct cups_async_cb_args {
+ int pipe_fd;
+ struct event_context *event_ctx;
+ struct messaging_context *msg_ctx;
+ void (*post_cache_fill_fn)(struct event_context *,
+ struct messaging_context *);
+};
+
+static void cups_async_callback(struct event_context *event_ctx,
+ struct fd_event *event,
+ uint16 flags,
+ void *p)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct cups_async_cb_args *cb_args = (struct cups_async_cb_args *)p;
+ struct pcap_cache *tmp_pcap_cache = NULL;
+ bool ret_ok;
+ struct pcap_data pcap_data;
+ DATA_BLOB pcap_blob;
+ enum ndr_err_code ndr_ret;
+ int i;
+
+ DEBUG(5,("cups_async_callback: callback received for printer data. "
+ "fd = %d\n", cb_args->pipe_fd));
+
+ ret_ok = recv_pcap_blob(frame, cb_args->pipe_fd, &pcap_blob);
+ if (!ret_ok) {
+ DEBUG(0,("failed to recv pcap blob\n"));
+ goto err_out;
+ }
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
- "attributes-natural-language", NULL, language->language);
+ ndr_ret = ndr_pull_struct_blob(&pcap_blob, frame, &pcap_data,
+ (ndr_pull_flags_fn_t)ndr_pull_pcap_data);
+ if (ndr_ret != NDR_ERR_SUCCESS) {
+ goto err_out;
+ }
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
- "requested-attributes", NULL, "printer-uri");
+ if (!NT_STATUS_IS_OK(pcap_data.status)) {
+ DEBUG(0,("failed to retrieve printer list: %s\n",
+ nt_errstr(pcap_data.status)));
+ goto err_out;
+ }
- slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s", name);
+ for (i = 0; i < pcap_data.count; i++) {
+ ret_ok = pcap_cache_add_specific(&tmp_pcap_cache,
+ pcap_data.printers[i].name,
+ pcap_data.printers[i].info,
+ pcap_data.printers[i].location);
+ if (!ret_ok) {
+ DEBUG(0, ("failed to add to tmp pcap cache\n"));
+ goto err_out;
+ }
+ }
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
- "printer-uri", NULL, uri);
+ /* replace the system-wide pcap cache with a (possibly empty) new one */
+ ret_ok = pcap_cache_replace(tmp_pcap_cache);
+ if (!ret_ok) {
+ DEBUG(0, ("failed to replace pcap cache\n"));
+ } else if (cb_args->post_cache_fill_fn != NULL) {
+ /* Caller requested post cache fill callback */
+ cb_args->post_cache_fill_fn(cb_args->event_ctx,
+ cb_args->msg_ctx);
+ }
+err_out:
+ pcap_cache_destroy_specific(&tmp_pcap_cache);
+ TALLOC_FREE(frame);
+ close(cb_args->pipe_fd);
+ TALLOC_FREE(cb_args);
+ TALLOC_FREE(cache_fd_event);
+}
- /*
- * Do the request and get back a response...
- */
+bool cups_cache_reload(struct tevent_context *ev,
+ struct messaging_context *msg_ctx,
+ void (*post_cache_fill_fn)(struct tevent_context *,
+ struct messaging_context *))
+{
+ struct cups_async_cb_args *cb_args;
+ int *p_pipe_fd;
- if ((response = cupsDoRequest(http, request, "/")) == NULL)
- {
- DEBUG(3,("Unable to get printer status for %s - %s\n", name,
- ippErrorString(cupsLastError())));
- httpClose(http);
- return (0);
+ cb_args = TALLOC_P(NULL, struct cups_async_cb_args);
+ if (cb_args == NULL) {
+ return false;
}
- httpClose(http);
+ cb_args->post_cache_fill_fn = post_cache_fill_fn;
+ cb_args->event_ctx = ev;
+ cb_args->msg_ctx = msg_ctx;
+ p_pipe_fd = &cb_args->pipe_fd;
+ *p_pipe_fd = -1;
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- {
- DEBUG(3,("Unable to get printer status for %s - %s\n", name,
- ippErrorString(response->request.status.status_code)));
- ippDelete(response);
- return (0);
+ /* Set up an async refresh. */
+ if (!cups_pcap_load_async(ev, msg_ctx, p_pipe_fd)) {
+ talloc_free(cb_args);
+ return false;
}
- else
- {
- ippDelete(response);
- return (1);
+
+ DEBUG(10,("cups_cache_reload: async read on fd %d\n",
+ *p_pipe_fd ));
+
+ /* Trigger an event when the pipe can be read. */
+ cache_fd_event = event_add_fd(ev,
+ NULL, *p_pipe_fd,
+ EVENT_FD_READ,
+ cups_async_callback,
+ (void *)cb_args);
+ if (!cache_fd_event) {
+ close(*p_pipe_fd);
+ TALLOC_FREE(cb_args);
+ return false;
}
-}
+ return true;
+}
/*
* 'cups_job_delete()' - Delete a job.
*/
-static int
-cups_job_delete(int snum, struct printjob *pjob)
+static int cups_job_delete(const char *sharename, const char *lprm_command, struct printjob *pjob)
{
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ char *user = NULL;
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
+ size_t size;
-
- DEBUG(5,("cups_job_delete(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
+ DEBUG(5,("cups_job_delete(%s, %p (%d))\n", sharename, pjob, pjob->sysjob));
/*
* Make sure we don't ask for passwords...
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
+ if (!push_utf8_talloc(frame, &user, pjob->user, &size)) {
+ goto out;
+ }
+
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, pjob->user);
+ NULL, user);
/*
* Do the request and get back a response...
*/
- ret = 1;
-
- if ((response = cupsDoRequest(http, request, "/jobs")) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
+ if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
+ ippErrorString(cupsLastError())));
+ } else {
+ ret = 0;
+ }
+ } else {
DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- else
- ret = 0;
-
- ippDelete(response);
+ ippErrorString(cupsLastError())));
}
- else
- DEBUG(0,("Unable to cancel job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- httpClose(http);
+ out:
+ if (response)
+ ippDelete(response);
+
+ if (language)
+ cupsLangFree(language);
- return (ret);
+ if (http)
+ httpClose(http);
+
+ TALLOC_FREE(frame);
+ return ret;
}
* 'cups_job_pause()' - Pause a job.
*/
-static int
-cups_job_pause(int snum, struct printjob *pjob)
+static int cups_job_pause(int snum, struct printjob *pjob)
{
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ char *user = NULL;
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
-
+ size_t size;
DEBUG(5,("cups_job_pause(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
+ if (!push_utf8_talloc(frame, &user, pjob->user, &size)) {
+ goto out;
+ }
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, pjob->user);
+ NULL, user);
/*
* Do the request and get back a response...
*/
- ret = 1;
-
- if ((response = cupsDoRequest(http, request, "/jobs")) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
+ if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
+ ippErrorString(cupsLastError())));
+ } else {
+ ret = 0;
+ }
+ } else {
DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- else
- ret = 0;
-
- ippDelete(response);
+ ippErrorString(cupsLastError())));
}
- else
- DEBUG(0,("Unable to hold job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- httpClose(http);
+ out:
+ if (response)
+ ippDelete(response);
+
+ if (language)
+ cupsLangFree(language);
+
+ if (http)
+ httpClose(http);
- return (ret);
+ TALLOC_FREE(frame);
+ return ret;
}
* 'cups_job_resume()' - Resume a paused job.
*/
-static int
-cups_job_resume(int snum, struct printjob *pjob)
+static int cups_job_resume(int snum, struct printjob *pjob)
{
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ char *user = NULL;
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
-
+ size_t size;
DEBUG(5,("cups_job_resume(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
+ if (!push_utf8_talloc(frame, &user, pjob->user, &size)) {
+ goto out;
+ }
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, pjob->user);
+ NULL, user);
/*
* Do the request and get back a response...
*/
- ret = 1;
-
- if ((response = cupsDoRequest(http, request, "/jobs")) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
+ if ((response = cupsDoRequest(http, request, "/jobs")) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
+ ippErrorString(cupsLastError())));
+ } else {
+ ret = 0;
+ }
+ } else {
DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- else
- ret = 0;
-
- ippDelete(response);
+ ippErrorString(cupsLastError())));
}
- else
- DEBUG(0,("Unable to release job %d - %s\n", pjob->sysjob,
- ippErrorString(cupsLastError())));
- httpClose(http);
+ out:
+ if (response)
+ ippDelete(response);
+
+ if (language)
+ cupsLangFree(language);
- return (ret);
+ if (http)
+ httpClose(http);
+
+ TALLOC_FREE(frame);
+ return ret;
}
* 'cups_job_submit()' - Submit a job for printing.
*/
-static int
-cups_job_submit(int snum, struct printjob *pjob)
+static int cups_job_submit(int snum, struct printjob *pjob)
{
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ ipp_attribute_t *attr_job_id = NULL; /* IPP Attribute "job-id" */
+ cups_lang_t *language = NULL; /* Default language */
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
- char *clientname; /* hostname of client for job-originating-host attribute */
- pstring new_jobname;
- int num_options = 0;
- cups_option_t *options;
-
- DEBUG(5,("cups_job_submit(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
+ char *new_jobname = NULL;
+ int num_options = 0;
+ cups_option_t *options = NULL;
+ char *printername = NULL;
+ char *user = NULL;
+ char *jobname = NULL;
+ char *cupsoptions = NULL;
+ char *filename = NULL;
+ size_t size;
+
+ DEBUG(5,("cups_job_submit(%d, %p)\n", snum, pjob));
/*
* Make sure we don't ask for passwords...
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
+ if (!push_utf8_talloc(frame, &printername, lp_printername(snum),
+ &size)) {
+ goto out;
+ }
slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
- PRINTERNAME(snum));
+ printername);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
"printer-uri", NULL, uri);
- ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, pjob->user);
-
- clientname = client_name();
- if (strcmp(clientname, "UNKNOWN") == 0) {
- clientname = client_addr();
+ if (!push_utf8_talloc(frame, &user, pjob->user, &size)) {
+ goto out;
}
+ ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
+ NULL, user);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"job-originating-host-name", NULL,
- clientname);
+ pjob->clientmachine);
- pstr_sprintf(new_jobname,"%s%.8u %s", PRINT_SPOOL_PREFIX,
- (unsigned int)pjob->smbjob, pjob->jobname);
+ if (!push_utf8_talloc(frame, &jobname, pjob->jobname, &size)) {
+ goto out;
+ }
+ new_jobname = talloc_asprintf(frame,
+ "%s%.8u %s", PRINT_SPOOL_PREFIX,
+ pjob->jobid, jobname);
+ if (new_jobname == NULL) {
+ goto out;
+ }
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
new_jobname);
- /*
- * add any options defined in smb.conf
+ /*
+ * add any options defined in smb.conf
*/
+ if (!push_utf8_talloc(frame, &cupsoptions, lp_cups_options(snum), &size)) {
+ goto out;
+ }
num_options = 0;
options = NULL;
- num_options = cupsParseOptions(lp_cups_options(snum), num_options, &options);
+ num_options = cupsParseOptions(cupsoptions, num_options, &options);
if ( num_options )
- cupsEncodeOptions(request, num_options, options);
+ cupsEncodeOptions(request, num_options, options);
/*
* Do the request and get back a response...
*/
- slprintf(uri, sizeof(uri) - 1, "/printers/%s", PRINTERNAME(snum));
+ slprintf(uri, sizeof(uri) - 1, "/printers/%s", printername);
- ret = 1;
- if ((response = cupsDoFileRequest(http, request, uri,
- pjob->filename)) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- DEBUG(0,("Unable to print file to %s - %s\n", PRINTERNAME(snum),
+ if (!push_utf8_talloc(frame, &filename, pjob->filename, &size)) {
+ goto out;
+ }
+ if ((response = cupsDoFileRequest(http, request, uri, pjob->filename)) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to print file to %s - %s\n",
+ lp_printername(snum),
ippErrorString(cupsLastError())));
- else
+ } else {
ret = 0;
-
- ippDelete(response);
- }
- else
- DEBUG(0,("Unable to print file to `%s' - %s\n", PRINTERNAME(snum),
+ attr_job_id = ippFindAttribute(response, "job-id", IPP_TAG_INTEGER);
+ if(attr_job_id) {
+ pjob->sysjob = attr_job_id->values[0].integer;
+ DEBUG(5,("cups_job_submit: job-id %d\n", pjob->sysjob));
+ } else {
+ DEBUG(0,("Missing job-id attribute in IPP response"));
+ }
+ }
+ } else {
+ DEBUG(0,("Unable to print file to `%s' - %s\n",
+ lp_printername(snum),
ippErrorString(cupsLastError())));
-
- httpClose(http);
+ }
if ( ret == 0 )
unlink(pjob->filename);
/* else print_job_end will do it for us */
- return (ret);
+ out:
+ if (response)
+ ippDelete(response);
+
+ if (language)
+ cupsLangFree(language);
+
+ if (http)
+ httpClose(http);
+
+ TALLOC_FREE(frame);
+
+ return ret;
}
/*
* 'cups_queue_get()' - Get all the jobs in the print queue.
*/
-static int
-cups_queue_get(int snum, print_queue_struct **q, print_status_struct *status)
+static int cups_queue_get(const char *sharename,
+ enum printing_types printing_type,
+ char *lpq_command,
+ print_queue_struct **q,
+ print_status_struct *status)
{
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- ipp_attribute_t *attr; /* Current attribute */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ char *printername = NULL;
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ ipp_attribute_t *attr = NULL; /* Current attribute */
+ cups_lang_t *language = NULL; /* Default language */
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
- int qcount, /* Number of active queue entries */
- qalloc; /* Number of queue entries allocated */
- print_queue_struct *queue, /* Queue entries */
+ int qcount = 0, /* Number of active queue entries */
+ qalloc = 0; /* Number of queue entries allocated */
+ print_queue_struct *queue = NULL, /* Queue entries */
*temp; /* Temporary pointer for queue */
- const char *user_name, /* job-originating-user-name attribute */
- *job_name; /* job-name attribute */
+ char *user_name = NULL, /* job-originating-user-name attribute */
+ *job_name = NULL; /* job-name attribute */
int job_id; /* job-id attribute */
int job_k_octets; /* job-k-octets attribute */
time_t job_time; /* time-at-creation attribute */
ipp_jstate_t job_status; /* job-status attribute */
int job_priority; /* job-priority attribute */
+ size_t size;
static const char *jattrs[] = /* Requested job attributes */
{
"job-id",
"printer-state-message"
};
+ *q = NULL;
- DEBUG(5,("cups_queue_get(%d, %p, %p)\n", snum, q, status));
+ /* HACK ALERT!!! The problem with support the 'printer name'
+ option is that we key the tdb off the sharename. So we will
+ overload the lpq_command string to pass in the printername
+ (which is basically what we do for non-cups printers ... using
+ the lpq_command to get the queue listing). */
+
+ if (!push_utf8_talloc(frame, &printername, lpq_command, &size)) {
+ goto out;
+ }
+ DEBUG(5,("cups_queue_get(%s, %p, %p)\n", lpq_command, q, status));
/*
* Make sure we don't ask for passwords...
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (0);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
* Generate the printer URI...
*/
- slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
- PRINTERNAME(snum));
+ slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s", printername);
/*
* Build an IPP_GET_JOBS request, which requires the following
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
* Do the request and get back a response...
*/
- if ((response = cupsDoRequest(http, request, "/")) == NULL)
- {
+ if ((response = cupsDoRequest(http, request, "/")) == NULL) {
DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
ippErrorString(cupsLastError())));
- httpClose(http);
- return (0);
+ goto out;
}
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
DEBUG(0,("Unable to get jobs for %s - %s\n", uri,
ippErrorString(response->request.status.status_code)));
- ippDelete(response);
- httpClose(http);
-
- return (0);
+ goto out;
}
/*
qalloc = 0;
queue = NULL;
- for (attr = response->attrs; attr != NULL; attr = attr->next)
- {
+ for (attr = response->attrs; attr != NULL; attr = attr->next) {
/*
* Skip leading attributes until we hit a job...
*/
/*
* Allocate memory as needed...
*/
- if (qcount >= qalloc)
- {
+ if (qcount >= qalloc) {
qalloc += 16;
- temp = Realloc(queue, sizeof(print_queue_struct) * qalloc);
+ queue = SMB_REALLOC_ARRAY(queue, print_queue_struct, qalloc);
- if (temp == NULL)
- {
+ if (queue == NULL) {
DEBUG(0,("cups_queue_get: Not enough memory!"));
- ippDelete(response);
- httpClose(http);
-
- SAFE_FREE(queue);
- return (0);
+ qcount = 0;
+ goto out;
}
-
- queue = temp;
}
temp = queue + qcount;
user_name = NULL;
job_name = NULL;
- while (attr != NULL && attr->group_tag == IPP_TAG_JOB)
- {
- if (attr->name == NULL)
- {
+ while (attr != NULL && attr->group_tag == IPP_TAG_JOB) {
+ if (attr->name == NULL) {
attr = attr->next;
break;
}
job_time = attr->values[0].integer;
if (strcmp(attr->name, "job-name") == 0 &&
- attr->value_tag == IPP_TAG_NAME)
- job_name = attr->values[0].string.text;
+ attr->value_tag == IPP_TAG_NAME) {
+ if (!pull_utf8_talloc(frame,
+ &job_name,
+ attr->values[0].string.text,
+ &size)) {
+ goto out;
+ }
+ }
if (strcmp(attr->name, "job-originating-user-name") == 0 &&
- attr->value_tag == IPP_TAG_NAME)
- user_name = attr->values[0].string.text;
+ attr->value_tag == IPP_TAG_NAME) {
+ if (!pull_utf8_talloc(frame,
+ &user_name,
+ attr->values[0].string.text,
+ &size)) {
+ goto out;
+ }
+ }
attr = attr->next;
}
* See if we have everything needed...
*/
- if (user_name == NULL || job_name == NULL || job_id == 0)
- {
- if (attr == NULL)
- break;
- else
- continue;
+ if (user_name == NULL || job_name == NULL || job_id == 0) {
+ if (attr == NULL)
+ break;
+ else
+ continue;
}
- temp->job = job_id;
+ temp->sysjob = job_id;
temp->size = job_k_octets * 1024;
temp->status = job_status == IPP_JOB_PENDING ? LPQ_QUEUED :
job_status == IPP_JOB_STOPPED ? LPQ_PAUSED :
LPQ_PRINTING;
temp->priority = job_priority;
temp->time = job_time;
- strncpy(temp->fs_user, user_name, sizeof(temp->fs_user) - 1);
- strncpy(temp->fs_file, job_name, sizeof(temp->fs_file) - 1);
+ strlcpy(temp->fs_user, user_name, sizeof(temp->fs_user));
+ strlcpy(temp->fs_file, job_name, sizeof(temp->fs_file));
qcount ++;
if (attr == NULL)
- break;
+ break;
}
ippDelete(response);
+ response = NULL;
/*
* Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the
request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
request->request.op.request_id = 1;
- language = cupsLangDefault();
-
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
* Do the request and get back a response...
*/
- if ((response = cupsDoRequest(http, request, "/")) == NULL)
- {
- DEBUG(0,("Unable to get printer status for %s - %s\n", PRINTERNAME(snum),
+ if ((response = cupsDoRequest(http, request, "/")) == NULL) {
+ DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
ippErrorString(cupsLastError())));
- httpClose(http);
- *q = queue;
- return (qcount);
+ goto out;
}
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- {
- DEBUG(0,("Unable to get printer status for %s - %s\n", PRINTERNAME(snum),
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to get printer status for %s - %s\n", printername,
ippErrorString(response->request.status.status_code)));
- ippDelete(response);
- httpClose(http);
- *q = queue;
- return (qcount);
+ goto out;
}
/*
* Get the current printer status and convert it to the SAMBA values.
*/
- if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
- {
+ if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL) {
if (attr->values[0].integer == IPP_PRINTER_STOPPED)
status->status = LPSTAT_STOPPED;
else
}
if ((attr = ippFindAttribute(response, "printer-state-message",
- IPP_TAG_TEXT)) != NULL)
- fstrcpy(status->message, attr->values[0].string.text);
+ IPP_TAG_TEXT)) != NULL) {
+ char *msg = NULL;
+ if (!pull_utf8_talloc(frame, &msg,
+ attr->values[0].string.text,
+ &size)) {
+ SAFE_FREE(queue);
+ qcount = 0;
+ goto out;
+ }
+ fstrcpy(status->message, msg);
+ }
- ippDelete(response);
+ out:
/*
* Return the job queue...
*/
- httpClose(http);
-
*q = queue;
- return (qcount);
+
+ if (response)
+ ippDelete(response);
+
+ if (language)
+ cupsLangFree(language);
+
+ if (http)
+ httpClose(http);
+
+ TALLOC_FREE(frame);
+ return qcount;
}
* 'cups_queue_pause()' - Pause a print queue.
*/
-static int
-cups_queue_pause(int snum)
+static int cups_queue_pause(int snum)
{
- extern userdom_struct current_user_info;
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ char *printername = NULL;
+ char *username = NULL;
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
-
+ size_t size;
DEBUG(5,("cups_queue_pause(%d)\n", snum));
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
+ if (!push_utf8_talloc(frame, &printername, lp_printername(snum),
+ &size)) {
+ goto out;
+ }
slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
- PRINTERNAME(snum));
+ printername);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
+ if (!push_utf8_talloc(frame, &username, current_user_info.unix_name, &size)) {
+ goto out;
+ }
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, current_user_info.unix_name);
+ NULL, username);
/*
* Do the request and get back a response...
*/
- ret = 1;
+ if ((response = cupsDoRequest(http, request, "/admin/")) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to pause printer %s - %s\n",
+ lp_printername(snum),
+ ippErrorString(cupsLastError())));
+ } else {
+ ret = 0;
+ }
+ } else {
+ DEBUG(0,("Unable to pause printer %s - %s\n",
+ lp_printername(snum),
+ ippErrorString(cupsLastError())));
+ }
- if ((response = cupsDoRequest(http, request, "/admin/")) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- DEBUG(0,("Unable to pause printer %s - %s\n", PRINTERNAME(snum),
- ippErrorString(cupsLastError())));
- else
- ret = 0;
+ out:
+ if (response)
+ ippDelete(response);
- ippDelete(response);
- }
- else
- DEBUG(0,("Unable to pause printer %s - %s\n", PRINTERNAME(snum),
- ippErrorString(cupsLastError())));
+ if (language)
+ cupsLangFree(language);
- httpClose(http);
+ if (http)
+ httpClose(http);
- return (ret);
+ TALLOC_FREE(frame);
+ return ret;
}
* 'cups_queue_resume()' - Restart a print queue.
*/
-static int
-cups_queue_resume(int snum)
+static int cups_queue_resume(int snum)
{
- extern userdom_struct current_user_info;
- int ret; /* Return value */
- http_t *http; /* HTTP connection to server */
- ipp_t *request, /* IPP Request */
- *response; /* IPP Response */
- cups_lang_t *language; /* Default language */
+ TALLOC_CTX *frame = talloc_stackframe();
+ int ret = 1; /* Return value */
+ http_t *http = NULL; /* HTTP connection to server */
+ ipp_t *request = NULL, /* IPP Request */
+ *response = NULL; /* IPP Response */
+ cups_lang_t *language = NULL; /* Default language */
+ char *printername = NULL;
+ char *username = NULL;
char uri[HTTP_MAX_URI]; /* printer-uri attribute */
-
+ size_t size;
DEBUG(5,("cups_queue_resume(%d)\n", snum));
* Try to connect to the server...
*/
- if ((http = httpConnect(cupsServer(), ippPort())) == NULL)
- {
- DEBUG(0,("Unable to connect to CUPS server %s - %s\n",
- cupsServer(), strerror(errno)));
- return (1);
+ if ((http = cups_connect(frame)) == NULL) {
+ goto out;
}
/*
language = cupsLangDefault();
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
- "attributes-charset", NULL, cupsLangEncoding(language));
+ "attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
+ if (!push_utf8_talloc(frame, &printername, lp_printername(snum),
+ &size)) {
+ goto out;
+ }
slprintf(uri, sizeof(uri) - 1, "ipp://localhost/printers/%s",
- PRINTERNAME(snum));
+ printername);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
+ if (!push_utf8_talloc(frame, &username, current_user_info.unix_name, &size)) {
+ goto out;
+ }
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
- NULL, current_user_info.unix_name);
+ NULL, username);
/*
* Do the request and get back a response...
*/
- ret = 1;
+ if ((response = cupsDoRequest(http, request, "/admin/")) != NULL) {
+ if (response->request.status.status_code >= IPP_OK_CONFLICT) {
+ DEBUG(0,("Unable to resume printer %s - %s\n",
+ lp_printername(snum),
+ ippErrorString(cupsLastError())));
+ } else {
+ ret = 0;
+ }
+ } else {
+ DEBUG(0,("Unable to resume printer %s - %s\n",
+ lp_printername(snum),
+ ippErrorString(cupsLastError())));
+ }
- if ((response = cupsDoRequest(http, request, "/admin/")) != NULL)
- {
- if (response->request.status.status_code >= IPP_OK_CONFLICT)
- DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
- ippErrorString(cupsLastError())));
- else
- ret = 0;
+ out:
+ if (response)
+ ippDelete(response);
- ippDelete(response);
- }
- else
- DEBUG(0,("Unable to resume printer %s - %s\n", PRINTERNAME(snum),
- ippErrorString(cupsLastError())));
+ if (language)
+ cupsLangFree(language);
- httpClose(http);
+ if (http)
+ httpClose(http);
- return (ret);
+ TALLOC_FREE(frame);
+ return ret;
}
+/*******************************************************************
+ * CUPS printing interface definitions...
+ ******************************************************************/
+
+struct printif cups_printif =
+{
+ PRINT_CUPS,
+ cups_queue_get,
+ cups_queue_pause,
+ cups_queue_resume,
+ cups_job_delete,
+ cups_job_pause,
+ cups_job_resume,
+ cups_job_submit,
+};
#else
/* this keeps fussy compilers happy */
+ void print_cups_dummy(void);
void print_cups_dummy(void) {}
#endif /* HAVE_CUPS */