int /* O - Number of jobs */
cupsGetJobs(cups_job_t **jobs, /* O - Job data */
const char *mydest, /* I - NULL = all destinations, *
* otherwise show jobs for mydest */
int myjobs, /* I - 0 = all users, 1 = mine */
int completed) /* I - -1 = show all, 0 = active, *
* 1 = completed jobs */
{
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
/*
* Try to connect to the server...
*/
if (!cups_connect("default", NULL, NULL))
{
DEBUG_puts("Unable to connect to server!");
return (-1);
}
/*
* Return the jobs...
*/
return (cupsGetJobs2(cg->http, jobs, mydest, myjobs, completed));
}
const char * /* O - Filename for PPD file */
cupsGetPPD(const char *name) /* I - Printer name */
{
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
/*
* See if we can connect to the server...
*/
if (!cups_connect(name, NULL, NULL))
{
DEBUG_puts("Unable to connect to server!");
return (NULL);
}
/*
* Return the PPD file...
*/
return (cupsGetPPD2(cg->http, name));
}
const char * /* O - Default printer or NULL */
cupsGetDefault(void)
{
const char *var; /* Environment variable */
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
/*
* First see if the LPDEST or PRINTER environment variables are
* set... However, if PRINTER is set to "lp", ignore it to work
* around a "feature" in most Linux distributions - the default
* user login scripts set PRINTER to "lp"...
*/
if ((var = getenv("LPDEST")) != NULL)
return (var);
else if ((var = getenv("PRINTER")) != NULL && strcmp(var, "lp") != 0)
return (var);
/*
* Try to connect to the server...
*/
if (!cups_connect("default", NULL, NULL))
{
DEBUG_puts("Unable to connect to server!");
return (NULL);
}
/*
* Return the default printer...
*/
return (cupsGetDefault2(cg->http));
}
int /* O - Job ID */
cupsPrintFiles(const char *name, /* I - Printer or class name */
int num_files, /* I - Number of files */
const char **files, /* I - File(s) to print */
const char *title, /* I - Title of job */
int num_options,
/* I - Number of options */
cups_option_t *options) /* I - Options */
{
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
DEBUG_printf(("cupsPrintFiles(name=\"%s\", num_files=%d, "
"files=%p, title=\"%s\", num_options=%d, options=%p)\n",
name, num_files, files, title, num_options, options));
/*
* Setup a connection and request data...
*/
if (!cups_connect(name, NULL, NULL))
{
DEBUG_printf(("cupsPrintFiles: Unable to open connection - %s.\n",
strerror(errno)));
DEBUG_puts("Unable to connect to server!");
return (0);
}
/*
* Print the file(s)...
*/
return (cupsPrintFiles2(cg->http, name, num_files, files, title,
num_options, options));
}
int /* O - Number of printers */
cupsGetPrinters(char ***printers) /* O - Printers */
{
int n; /* Number of printers */
ipp_t *request, /* IPP Request */
*response; /* IPP Response */
ipp_attribute_t *attr; /* Current attribute */
char **temp; /* Temporary pointer */
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
if (printers == NULL)
{
_cupsSetError(IPP_INTERNAL_ERROR, NULL);
return (0);
}
/*
* Try to connect to the server...
*/
if (!cups_connect("default", NULL, NULL))
{
DEBUG_puts("Unable to connect to server!");
return (0);
}
/*
* Build a CUPS_GET_PRINTERS request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* requested-attributes
*/
request = ippNewRequest(CUPS_GET_PRINTERS);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", NULL, "printer-name");
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM,
"printer-type", 0);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM,
"printer-type-mask", CUPS_PRINTER_CLASS);
/*
* Do the request and get back a response...
*/
n = 0;
*printers = NULL;
if ((response = cupsDoRequest(cg->http, request, "/")) != NULL)
{
for (attr = response->attrs; attr != NULL; attr = attr->next)
if (attr->name != NULL &&
strcasecmp(attr->name, "printer-name") == 0 &&
attr->value_tag == IPP_TAG_NAME)
{
if (n == 0)
temp = malloc(sizeof(char *));
else
temp = realloc(*printers, sizeof(char *) * (n + 1));
if (temp == NULL)
{
/*
* Ran out of memory!
*/
while (n > 0)
{
n --;
free((*printers)[n]);
}
free(*printers);
ippDelete(response);
return (0);
}
*printers = temp;
temp[n] = strdup(attr->values[0].string.text);
n ++;
}
ippDelete(response);
}
return (n);
}
int /* O - 1 on success, 0 on failure */
cupsCancelJob(const char *name, /* I - Name of printer or class */
int job) /* I - Job ID */
{
char printer[HTTP_MAX_URI], /* Printer name */
hostname[HTTP_MAX_URI], /* Hostname */
uri[HTTP_MAX_URI]; /* Printer URI */
ipp_t *request, /* IPP request */
*response; /* IPP response */
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
/*
* See if we can connect to the server...
*/
if (!cups_connect(name, printer, hostname))
{
DEBUG_puts("Unable to connect to server!");
return (0);
}
/*
* Create a printer URI...
*/
if (httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", 0, "/printers/%s", printer) != HTTP_URI_OK)
{
_cupsSetError(IPP_INTERNAL_ERROR, NULL);
return (0);
}
/*
* Build an IPP_CANCEL_JOB request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* printer-uri
* job-id
* [requesting-user-name]
*/
request = ippNewRequest(IPP_CANCEL_JOB);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", job);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
NULL, cupsUser());
/*
* Do the request...
*/
if ((response = cupsDoRequest(cg->http, request, "/jobs/")) != NULL)
ippDelete(response);
return (cg->last_error < IPP_REDIRECTION_OTHER_SITE);
}
static bool cups_cache_reload_async(int fd)
{
TALLOC_CTX *frame = talloc_stackframe();
struct pcap_cache *tmp_pcap_cache = NULL;
http_t *http = NULL; /* HTTP connection to server */
ipp_t *request = NULL, /* IPP Request */
*response = NULL; /* IPP Response */
ipp_attribute_t *attr; /* Current attribute */
cups_lang_t *language = NULL; /* Default language */
char *name, /* printer-name attribute */
*info; /* printer-info attribute */
static const char *requested[] =/* Requested attributes */
{
"printer-name",
"printer-info"
};
bool ret = False;
size_t size;
DEBUG(5, ("reloading cups printcap cache\n"));
/*
* Make sure we don't ask for passwords...
*/
cupsSetPasswordCB(cups_passwd_cb);
/*
* Try to connect to the server...
*/
if ((http = cups_connect(frame)) == NULL) {
goto out;
}
/*
* Build a CUPS_GET_PRINTERS request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* requested-attributes
*/
request = ippNew();
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, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requested-attributes",
(sizeof(requested) / sizeof(requested[0])),
NULL, requested);
/*
* Do the request and get back a response...
*/
if ((response = cupsDoRequest(http, request, "/")) == NULL) {
DEBUG(0,("Unable to get printer list - %s\n",
ippErrorString(cupsLastError())));
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;
if (attr == NULL)
break;
/*
* Pull the needed attributes from this printer...
*/
name = 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) {
if (!pull_utf8_talloc(frame,
&name,
attr->values[0].string.text,
&size)) {
goto out;
}
}
if (strcmp(attr->name, "printer-info") == 0 &&
attr->value_tag == IPP_TAG_TEXT) {
if (!pull_utf8_talloc(frame,
&info,
attr->values[0].string.text,
&size)) {
goto out;
}
}
attr = attr->next;
}
/*
* See if we have everything needed...
*/
if (name == NULL)
break;
if (!pcap_cache_add_specific(&tmp_pcap_cache, name, info)) {
goto out;
}
}
ippDelete(response);
response = NULL;
/*
* Build a CUPS_GET_CLASSES request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* requested-attributes
*/
request = ippNew();
request->request.op.operation_id = CUPS_GET_CLASSES;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, language->language);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requested-attributes",
(sizeof(requested) / sizeof(requested[0])),
NULL, requested);
/*
* Do the request and get back a response...
*/
if ((response = cupsDoRequest(http, request, "/")) == NULL) {
DEBUG(0,("Unable to get printer list - %s\n",
ippErrorString(cupsLastError())));
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;
if (attr == NULL)
break;
/*
* Pull the needed attributes from this printer...
*/
name = 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) {
if (!pull_utf8_talloc(frame,
&name,
attr->values[0].string.text,
&size)) {
goto out;
}
}
if (strcmp(attr->name, "printer-info") == 0 &&
attr->value_tag == IPP_TAG_TEXT) {
if (!pull_utf8_talloc(frame,
&info,
attr->values[0].string.text,
&size)) {
goto out;
}
}
attr = attr->next;
}
/*
* See if we have everything needed...
*/
if (name == NULL)
break;
if (!pcap_cache_add_specific(&tmp_pcap_cache, name, info)) {
goto out;
}
}
ret = True;
out:
if (response)
ippDelete(response);
if (language)
cupsLangFree(language);
if (http)
httpClose(http);
/* Send all the entries up the pipe. */
if (tmp_pcap_cache) {
pcap_printer_fn_specific(tmp_pcap_cache,
send_pcap_info,
(void *)&fd);
pcap_cache_destroy_specific(&tmp_pcap_cache);
}
TALLOC_FREE(frame);
return ret;
}
