index e7b43ef7c7be820cb35d5671373b90527ebc5f46..acbe93f51c050093ea3214819058049074542298 100644 (file)
/**
* collectd - src/libcollectdclient/network_buffer.c
- * Copyright (C) 2010 Florian octo Forster
+ * Copyright (C) 2010-2012 Florian octo Forster
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation; only version 2.1 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
- * Lesser 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 Lesser 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.
*
* Authors:
- * Florian octo Forster <octo at verplant.org>
+ * Florian octo Forster <octo at collectd.org>
**/
#include "config.h"
#include <pthread.h>
#if HAVE_LIBGCRYPT
-#include <gcrypt.h>
+# include <pthread.h>
+# if defined __APPLE__
+/* default xcode compiler throws warnings even when deprecated functionality
+ * is not used. -Werror breaks the build because of erroneous warnings.
+ * http://stackoverflow.com/questions/10556299/compiler-warnings-with-libgcrypt-v1-5-0/12830209#12830209
+ */
+# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+# endif
+/* FreeBSD's copy of libgcrypt extends the existing GCRYPT_NO_DEPRECATED
+ * to properly hide all deprecated functionality.
+ * http://svnweb.freebsd.org/ports/head/security/libgcrypt/files/patch-src__gcrypt.h.in
+ */
+# define GCRYPT_NO_DEPRECATED
+# include <gcrypt.h>
+# if defined __APPLE__
+/* Re enable deprecation warnings */
+# pragma GCC diagnostic warning "-Wdeprecated-declarations"
+# endif
GCRY_THREAD_OPTION_PTHREAD_IMPL;
#endif
#define TYPE_HOST 0x0000
#define TYPE_TIME 0x0001
+#define TYPE_TIME_HR 0x0008
#define TYPE_PLUGIN 0x0002
#define TYPE_PLUGIN_INSTANCE 0x0003
#define TYPE_TYPE 0x0004
#define TYPE_TYPE_INSTANCE 0x0005
#define TYPE_VALUES 0x0006
#define TYPE_INTERVAL 0x0007
+#define TYPE_INTERVAL_HR 0x0009
/* Types to transmit notifications */
#define TYPE_MESSAGE 0x0100
char *username;
char *password;
+#if HAVE_LIBGCRYPT
gcry_cipher_hd_t encr_cypher;
size_t encr_header_len;
char encr_iv[16];
+#endif
};
#define SSTRNCPY(dst,src,sz) do { \
return (result);
need_init = 0;
+#if HAVE_LIBGCRYPT
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread);
if (!gcry_check_version (GCRYPT_VERSION))
result = 1;
return (1);
+#else
+ return(0);
+#endif
} /* }}} _Bool have_gcrypt */
static uint64_t htonll (uint64_t val) /* {{{ */
return (0);
} /* }}} int nb_add_number */
+static int nb_add_time (char **ret_buffer, /* {{{ */
+ size_t *ret_buffer_len,
+ uint16_t type, double value)
+{
+ /* Convert to collectd's "cdtime" representation. */
+ uint64_t cdtime_value = (uint64_t) (value * 1073741824.0);
+ return (nb_add_number (ret_buffer, ret_buffer_len, type, cdtime_value));
+} /* }}} int nb_add_time */
+
static int nb_add_string (char **ret_buffer, /* {{{ */
size_t *ret_buffer_len,
uint16_t type, const char *str, size_t str_len)
if (nb->state.time != vl->time)
{
- if (nb_add_number (&buffer, &buffer_size, TYPE_TIME,
- (uint64_t) vl->time))
+ if (nb_add_time (&buffer, &buffer_size, TYPE_TIME_HR, vl->time))
return (-1);
nb->state.time = vl->time;
}
if (nb->state.interval != vl->interval)
{
- if (nb_add_number (&buffer, &buffer_size, TYPE_INTERVAL,
- (uint64_t) vl->interval))
+ if (nb_add_time (&buffer, &buffer_size, TYPE_INTERVAL_HR, vl->interval))
return (-1);
nb->state.interval = vl->interval;
}
return (0);
} /* }}} int nb_add_value_list */
+#if HAVE_LIBGCRYPT
static int nb_add_signature (lcc_network_buffer_t *nb) /* {{{ */
{
char *buffer;
return (0);
} /* }}} int nb_add_encryption */
+#endif
/*
* Public functions
nb->ptr = nb->buffer;
nb->free = nb->size;
+#if HAVE_LIBGCRYPT
if (nb->seclevel == SIGN)
{
size_t username_len;
ADD_GENERIC (nb, hash, sizeof (hash));
assert ((nb->encr_header_len + nb->free) == nb->size);
}
+#endif
return (0);
} /* }}} int lcc_network_buffer_initialize */
if (nb == NULL)
return (EINVAL);
+#if HAVE_LIBGCRYPT
if (nb->seclevel == SIGN)
nb_add_signature (nb);
else if (nb->seclevel == ENCRYPT)
nb_add_encryption (nb);
+#endif
return (0);
} /* }}} int lcc_network_buffer_finalize */