[SCM] Samba Shared Repository - branch v3-2-test updated - release-3-2-0pre2-3065-ga132395

Jeremy Allison jra at samba.org
Thu Oct 2 21:03:19 GMT 2008


The branch, v3-2-test has been updated
       via  a1323951a3264f81be07276f021201bee0d8d0f5 (commit)
      from  7142872d2c6e0be42307671afa31016f6940007d (commit)

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=v3-2-test


- Log -----------------------------------------------------------------
commit a1323951a3264f81be07276f021201bee0d8d0f5
Author: Jeremy Allison <jra at samba.org>
Date:   Thu Oct 2 14:02:20 2008 -0700

    Fix bug #5080. Access to cups-printers via samba broken with cups 1.3.4, Unsupported character set.
    Cups 1.3.4 expects utf8 to be used in all messages to/from the server. We may be using a
    different character set so we need to use talloc utf8 push/pull functions in all communication.
    Contains the !server fix already applied to 3.3.
    Jeremy.

-----------------------------------------------------------------------

Summary of changes:
 source/printing/print_cups.c |  282 ++++++++++++++++++++++++++++++------------
 1 files changed, 203 insertions(+), 79 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source/printing/print_cups.c b/source/printing/print_cups.c
index 2acf2cb..0be65a5 100644
--- a/source/printing/print_cups.c
+++ b/source/printing/print_cups.c
@@ -2,6 +2,7 @@
  * 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
@@ -17,6 +18,10 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+/*
+ * JRA. Converted to utf8 pull/push.
+ */
+
 #include "includes.h"
 #include "printing.h"
 
@@ -40,16 +45,21 @@ cups_passwd_cb(const char *prompt)	/* I - Prompt */
 	return (NULL);
 }
 
-static http_t *cups_connect(void)
+static http_t *cups_connect(TALLOC_CTX *frame)
 {
-	http_t *http;
-	char *server, *p;
+	http_t *http = NULL;
+	char *server = NULL, *p = NULL;
 	int port;
 
 	if (lp_cups_server() != NULL && strlen(lp_cups_server()) > 0) {
-		server = smb_xstrdup(lp_cups_server());
+		if (push_utf8_talloc(frame, &server, lp_cups_server()) == (size_t)-1) {
+			return NULL;
+		}
 	} else {
-		server = smb_xstrdup(cupsServer());
+		server = talloc_strdup(frame,cupsServer());
+	}
+	if (!server) {
+		return NULL;
 	}
 
 	p = strchr(server, ':');
@@ -66,16 +76,15 @@ static http_t *cups_connect(void)
 	if ((http = httpConnect(server, port)) == NULL) {
 		DEBUG(0,("Unable to connect to CUPS server %s:%d - %s\n",
 			 server, port, strerror(errno)));
-		SAFE_FREE(server);
 		return NULL;
 	}
 
-	SAFE_FREE(server);
 	return http;
 }
 
 bool cups_cache_reload(void)
 {
+	TALLOC_CTX *frame = talloc_stackframe();
 	http_t		*http = NULL;		/* HTTP connection to server */
 	ipp_t		*request = NULL,	/* IPP Request */
 			*response = NULL;	/* IPP Response */
@@ -102,7 +111,7 @@ bool cups_cache_reload(void)
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -123,7 +132,7 @@ bool cups_cache_reload(void)
 	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);
@@ -163,12 +172,18 @@ bool cups_cache_reload(void)
 
 		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;
+			    attr->value_tag == IPP_TAG_NAME) {
+				pull_utf8_talloc(frame,
+						&name,
+						attr->values[0].string.text);
+			}
 
         		if (strcmp(attr->name, "printer-info") == 0 &&
-			    attr->value_tag == IPP_TAG_TEXT)
-				info = attr->values[0].string.text;
+			    attr->value_tag == IPP_TAG_TEXT) {
+				pull_utf8_talloc(frame,
+						&info,
+						attr->values[0].string.text);
+			}
 
         		attr = attr->next;
 		}
@@ -203,7 +218,7 @@ bool cups_cache_reload(void)
 	request->request.op.request_id   = 1;
 
 	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);
@@ -243,12 +258,18 @@ bool cups_cache_reload(void)
 
 		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;
+			    attr->value_tag == IPP_TAG_NAME) {
+				pull_utf8_talloc(frame,
+						&name,
+						attr->values[0].string.text);
+			}
 
         		if (strcmp(attr->name, "printer-info") == 0 &&
-			    attr->value_tag == IPP_TAG_TEXT)
-				info = attr->values[0].string.text;
+			    attr->value_tag == IPP_TAG_TEXT) {
+				pull_utf8_talloc(frame,
+						&info,
+						attr->values[0].string.text);
+			}
 
         		attr = attr->next;
 		}
@@ -277,6 +298,7 @@ bool cups_cache_reload(void)
 	if (http)
 		httpClose(http);
 
+	TALLOC_FREE(frame);
 	return ret;
 }
 
@@ -287,11 +309,13 @@ bool cups_cache_reload(void)
 
 static int cups_job_delete(const char *sharename, const char *lprm_command, struct printjob *pjob)
 {
+	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 */
 
 
@@ -307,7 +331,7 @@ static int cups_job_delete(const char *sharename, const char *lprm_command, stru
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -329,7 +353,7 @@ static int cups_job_delete(const char *sharename, const char *lprm_command, stru
 	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);
@@ -338,8 +362,12 @@ static int cups_job_delete(const char *sharename, const char *lprm_command, stru
 
 	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
 
+	if (push_utf8_talloc(frame, &user, pjob->user) == (size_t)-1) {
+		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...
@@ -367,6 +395,7 @@ static int cups_job_delete(const char *sharename, const char *lprm_command, stru
 	if (http)
 		httpClose(http);
 
+	TALLOC_FREE(frame);
 	return ret;
 }
 
@@ -377,11 +406,13 @@ static int cups_job_delete(const char *sharename, const char *lprm_command, stru
 
 static int cups_job_pause(int snum, struct printjob *pjob)
 {
+	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 */
 
 
@@ -397,7 +428,7 @@ static int cups_job_pause(int snum, struct printjob *pjob)
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -419,7 +450,7 @@ static int cups_job_pause(int snum, struct printjob *pjob)
 	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);
@@ -428,8 +459,11 @@ static int cups_job_pause(int snum, struct printjob *pjob)
 
 	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
 
+	if (push_utf8_talloc(frame, &user, pjob->user) == (size_t)-1) {
+		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...
@@ -457,6 +491,7 @@ static int cups_job_pause(int snum, struct printjob *pjob)
 	if (http)
 		httpClose(http);
 
+	TALLOC_FREE(frame);
 	return ret;
 }
 
@@ -467,11 +502,13 @@ static int cups_job_pause(int snum, struct printjob *pjob)
 
 static int cups_job_resume(int snum, struct printjob *pjob)
 {
+	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 */
 
 
@@ -487,7 +524,7 @@ static int cups_job_resume(int snum, struct printjob *pjob)
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -509,7 +546,7 @@ static int cups_job_resume(int snum, struct printjob *pjob)
 	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);
@@ -518,8 +555,11 @@ static int cups_job_resume(int snum, struct printjob *pjob)
 
 	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
 
+	if (push_utf8_talloc(frame, &user, pjob->user) == (size_t)-1) {
+		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...
@@ -547,6 +587,7 @@ static int cups_job_resume(int snum, struct printjob *pjob)
 	if (http)
 		httpClose(http);
 
+	TALLOC_FREE(frame);
 	return ret;
 }
 
@@ -557,6 +598,7 @@ static int cups_job_resume(int snum, struct printjob *pjob)
 
 static int cups_job_submit(int snum, struct printjob *pjob)
 {
+	TALLOC_CTX *frame = talloc_stackframe();
 	int		ret = 1;		/* Return value */
 	http_t		*http = NULL;		/* HTTP connection to server */
 	ipp_t		*request = NULL,	/* IPP Request */
@@ -567,6 +609,11 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	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;
 	char addr[INET6_ADDRSTRLEN];
 
 	DEBUG(5,("cups_job_submit(%d, %p (%d))\n", snum, pjob, pjob->sysjob));
@@ -581,7 +628,7 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -604,19 +651,25 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	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, PRINTERNAME(snum)) == (size_t)-1) {
+		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, &user, pjob->user) == (size_t)-1) {
+		goto out;
+	}
 	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name",
-        	     NULL, pjob->user);
+        	     NULL, user);
 
 	clientname = client_name(get_client_fd());
 	if (strcmp(clientname, "UNKNOWN") == 0) {
@@ -627,8 +680,14 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	             "job-originating-host-name", NULL,
 		      clientname);
 
-	if (asprintf(&new_jobname,"%s%.8u %s", PRINT_SPOOL_PREFIX,
-			(unsigned int)pjob->smbjob, pjob->jobname) < 0) {
+	if (push_utf8_talloc(frame, &jobname, pjob->jobname) == (size_t)-1) {
+		goto out;
+	}
+	new_jobname = talloc_asprintf(frame,
+			"%s%.8u %s", PRINT_SPOOL_PREFIX,
+			(unsigned int)pjob->smbjob,
+			jobname);
+	if (new_jobname == NULL) {
 		goto out;
 	}
 
@@ -639,9 +698,12 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	 * add any options defined in smb.conf
 	 */
 
+	if (push_utf8_talloc(frame, &cupsoptions, lp_cups_options(snum)) == (size_t)-1) {
+		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);
@@ -650,8 +712,11 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	* 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);
 
+	if (push_utf8_talloc(frame, &filename, pjob->filename) == (size_t)-1) {
+		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", PRINTERNAME(snum),
@@ -678,7 +743,7 @@ static int cups_job_submit(int snum, struct printjob *pjob)
 	if (http)
 		httpClose(http);
 
-	SAFE_FREE(new_jobname);
+	TALLOC_FREE(frame);
 
 	return ret;
 }
@@ -693,7 +758,8 @@ static int cups_queue_get(const char *sharename,
                print_queue_struct **q,
                print_status_struct *status)
 {
-	fstring		printername;
+	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 */
@@ -704,8 +770,8 @@ static int cups_queue_get(const char *sharename,
 			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 */
@@ -735,9 +801,10 @@ static int cups_queue_get(const char *sharename,
 	   (which is basically what we do for non-cups printers ... using
 	   the lpq_command to get the queue listing). */
 
-	fstrcpy( printername, lpq_command );
-
-	DEBUG(5,("cups_queue_get(%s, %p, %p)\n", printername, q, status));
+	if (push_utf8_talloc(frame, &printername, lpq_command) == (size_t)-1) {
+		goto out;
+	}
+	DEBUG(5,("cups_queue_get(%s, %p, %p)\n", lpq_command, q, status));
 
        /*
         * Make sure we don't ask for passwords...
@@ -749,7 +816,7 @@ static int cups_queue_get(const char *sharename,
 	* Try to connect to the server...
 	*/
 
-	if ((http = cups_connect()) == NULL) {
+	if ((http = cups_connect(frame)) == NULL) {
 		goto out;
 	}
 
@@ -777,7 +844,7 @@ static int cups_queue_get(const char *sharename,
 	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);
@@ -882,12 +949,18 @@ static int cups_queue_get(const char *sharename,
 				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) {
+				pull_utf8_talloc(frame,
+						&job_name,
+						attr->values[0].string.text);
+			}
 
         		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) {
+				pull_utf8_talloc(frame,
+						&user_name,
+						attr->values[0].string.text);
+			}
 
         		attr = attr->next;
 		}
@@ -911,8 +984,8 @@ static int cups_queue_get(const char *sharename,
 			         LPQ_PRINTING;
 		temp->priority = job_priority;
 		temp->time     = job_time;


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