X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Femail.c;h=f5dcf7090fa37f53737aa7bd559aecf98fdf65e7;hb=0a63e4493d92f7d739a1849bc65d4e971b047004;hp=fdcf0677837e25cb27e50e78ad6c69f17be7bc3c;hpb=fa8f55507f7e5626281688fbc87ac4fe8d2dcef6;p=collectd.git

diff --git a/src/email.c b/src/email.c
index fdcf0677..f5dcf709 100644
--- a/src/email.c
+++ b/src/email.c
@@ -2,20 +2,25 @@
  * collectd - src/email.c
  * Copyright (C) 2006-2008  Sebastian Harl
  *
- * 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; only version 2 of the License is applicable.
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
  *
- * 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.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
- * 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.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
  *
- * Author:
+ * Authors:
  *   Sebastian Harl <sh at tokkee.org>
  **/
 
@@ -301,8 +306,11 @@ static void *collect (void *arg)
 						break;
 				continue;
 			}
+			if (len < 3) { /* [a-z] ':' '\n' */
+				continue;
+			}
 
-			line[len - 1] = '\0';
+			line[len - 1] = 0;
 
 			log_debug ("collect: line = '%s'", line);
 
@@ -325,12 +333,12 @@ static void *collect (void *arg)
 				bytes = atoi (tmp);
 
 				pthread_mutex_lock (&count_mutex);
-				type_list_incr (&list_count, type, 1);
+				type_list_incr (&list_count, type, /* increment = */ 1);
 				pthread_mutex_unlock (&count_mutex);
 
 				if (bytes > 0) {
 					pthread_mutex_lock (&size_mutex);
-					type_list_incr (&list_size, type, bytes);
+					type_list_incr (&list_size, type, /* increment = */ bytes);
 					pthread_mutex_unlock (&size_mutex);
 				}
 			}
@@ -342,14 +350,17 @@ static void *collect (void *arg)
 				pthread_mutex_unlock (&score_mutex);
 			}
 			else if ('c' == line[0]) { /* c:<type1>[,<type2>,...] */
-				char *ptr  = NULL;
-				char *type = strtok_r (line + 2, ",", &ptr);
-
-				do {
-					pthread_mutex_lock (&check_mutex);
-					type_list_incr (&list_check, type, 1);
-					pthread_mutex_unlock (&check_mutex);
-				} while (NULL != (type = strtok_r (NULL, ",", &ptr)));
+				char *dummy = line + 2;
+				char *endptr = NULL;
+				char *type;
+
+				pthread_mutex_lock (&check_mutex);
+				while ((type = strtok_r (dummy, ",", &endptr)) != NULL)
+				{
+					dummy = NULL;
+					type_list_incr (&list_check, type, /* increment = */ 1);
+				}
+				pthread_mutex_unlock (&check_mutex);
 			}
 			else {
 				log_err ("collect: unknown type '%c'", line[0]);
@@ -505,28 +516,42 @@ static void *open_connection (void __attribute__((unused)) *arg)
 
 		pthread_mutex_unlock (&available_mutex);
 
-		do {
+		while (42) {
 			errno = 0;
-			if (-1 == (remote = accept (connector_socket, NULL, NULL))) {
-				if (EINTR != errno) {
-					char errbuf[1024];
-					disabled = 1;
-					close (connector_socket);
-					connector_socket = -1;
-					log_err ("accept() failed: %s",
-							sstrerror (errno, errbuf, sizeof (errbuf)));
-					pthread_exit ((void *)1);
-				}
+
+			remote = accept (connector_socket, NULL, NULL);
+			if (remote == -1) {
+				char errbuf[1024];
+
+				if (errno == EINTR)
+					continue;
+
+				disabled = 1;
+				close (connector_socket);
+				connector_socket = -1;
+				log_err ("accept() failed: %s",
+						 sstrerror (errno, errbuf, sizeof (errbuf)));
+				pthread_exit ((void *)1);
 			}
-		} while (EINTR == errno);
 
-		connection = (conn_t *)smalloc (sizeof (conn_t));
+			/* access() succeeded. */
+			break;
+		}
+
+		connection = malloc (sizeof (*connection));
+		if (connection != NULL)
+		{
+			close (remote);
+			continue;
+		}
+		memset (connection, 0, sizeof (*connection));
 
 		connection->socket = fdopen (remote, "r");
 		connection->next   = NULL;
 
 		if (NULL == connection->socket) {
 			close (remote);
+			sfree (connection);
 			continue;
 		}