summaryrefslogtreecommitdiffstats
path: root/lib/librte_lpm
diff options
context:
space:
mode:
authorLuca Boccassi <luca.boccassi@gmail.com>2017-08-16 18:42:05 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2017-08-16 18:46:04 +0100
commitf239aed5e674965691846e8ce3f187dd47523689 (patch)
treea153a3125c6e183c73871a8ecaa4b285fed5fbd5 /lib/librte_lpm
parentbf7567fd2a5b0b28ab724046143c24561d38d015 (diff)
New upstream version 17.08
Change-Id: I288b50990f52646089d6b1f3aaa6ba2f091a51d7 Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_lpm')
-rw-r--r--lib/librte_lpm/rte_lpm.c1
-rw-r--r--lib/librte_lpm/rte_lpm6.c1
-rw-r--r--lib/librte_lpm/rte_lpm_neon.h4
-rw-r--r--lib/librte_lpm/rte_lpm_sse.h3
4 files changed, 4 insertions, 5 deletions
diff --git a/lib/librte_lpm/rte_lpm.c b/lib/librte_lpm/rte_lpm.c
index 978ac601..64c074e9 100644
--- a/lib/librte_lpm/rte_lpm.c
+++ b/lib/librte_lpm/rte_lpm.c
@@ -36,7 +36,6 @@
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
-#include <errno.h>
#include <sys/queue.h>
#include <rte_log.h>
diff --git a/lib/librte_lpm/rte_lpm6.c b/lib/librte_lpm/rte_lpm6.c
index 9cc7be77..b4a7df34 100644
--- a/lib/librte_lpm/rte_lpm6.c
+++ b/lib/librte_lpm/rte_lpm6.c
@@ -35,7 +35,6 @@
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
-#include <errno.h>
#include <sys/queue.h>
#include <rte_log.h>
diff --git a/lib/librte_lpm/rte_lpm_neon.h b/lib/librte_lpm/rte_lpm_neon.h
index 7efd9a0d..4fd33f33 100644
--- a/lib/librte_lpm/rte_lpm_neon.h
+++ b/lib/librte_lpm/rte_lpm_neon.h
@@ -1,7 +1,7 @@
/*-
* BSD LICENSE
*
- * Copyright(c) 2015 Cavium Networks. All rights reserved.
+ * Copyright(c) 2015 Cavium, Inc. All rights reserved.
* All rights reserved.
*
* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
@@ -19,7 +19,7 @@
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
- * * Neither the name of Cavium Networks nor the names of its
+ * * Neither the name of Cavium, Inc nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
diff --git a/lib/librte_lpm/rte_lpm_sse.h b/lib/librte_lpm/rte_lpm_sse.h
index ef33c6a1..5f2c4d4a 100644
--- a/lib/librte_lpm/rte_lpm_sse.h
+++ b/lib/librte_lpm/rte_lpm_sse.h
@@ -78,7 +78,8 @@ rte_lpm_lookupx4(const struct rte_lpm *lpm, xmm_t ip, uint32_t hop[4],
/* extract values from tbl24[] */
idx = _mm_cvtsi128_si64(i24);
- i24 = _mm_srli_si128(i24, sizeof(uint64_t));
+ /* With -O0 option, gcc 4.8 - 5.4 fails to fold sizeof() into a constant */
+ i24 = _mm_srli_si128(i24, /* sizeof(uint64_t) */ 8);
ptbl = (const uint32_t *)&lpm->tbl24[(uint32_t)idx];
tbl[0] = *ptbl;
.highlight .err { color: #960050; background-color: #1e0010 } /* Error */ .highlight .k { color: #66d9ef } /* Keyword */ .highlight .l { color: #ae81ff } /* Literal */ .highlight .n { color: #f8f8f2 } /* Name */ .highlight .o { color: #f92672 } /* Operator */ .highlight .p { color: #f8f8f2 } /* Punctuation */ .highlight .ch { color: #75715e } /* Comment.Hashbang */ .highlight .cm { color: #75715e } /* Comment.Multiline */ .highlight .cp { color: #75715e } /* Comment.Preproc */ .highlight .cpf { color: #75715e } /* Comment.PreprocFile */ .highlight .c1 { color: #75715e } /* Comment.Single */ .highlight .cs { color: #75715e } /* Comment.Special */ .highlight .gd { color: #f92672 } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gi { color: #a6e22e } /* Generic.Inserted */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #75715e } /* Generic.Subheading */ .highlight .kc { color: #66d9ef } /* Keyword.Constant */ .highlight .kd { color: #66d9ef } /* Keyword.Declaration */ .highlight .kn { color: #f92672 } /* Keyword.Namespace */ .highlight .kp { color: #66d9ef } /* Keyword.Pseudo */ .highlight .kr { color: #66d9ef } /* Keyword.Reserved */ .highlight .kt { color: #66d9ef } /* Keyword.Type */ .highlight .ld { color: #e6db74 } /* Literal.Date */ .highlight .m { color: #ae81ff } /* Literal.Number */ .highlight .s { color: #e6db74 } /* Literal.String */ .highlight .na { color: #a6e22e } /* Name.Attribute */ .highlight .nb { color: #f8f8f2 } /* Name.Builtin */ .highlight .nc { color: #a6e22e } /* Name.Class */ .highlight .no { color: #66d9ef } /* Name.Constant */ .highlight .nd { color: #a6e22e } /* Name.Decorator */ .highlight .ni { color: #f8f8f2 } /* Name.Entity */ .highlight .ne { color: #a6e22e } /* Name.Exception */ .highlight .nf { color: #a6e22e } /* Name.Function */ .highlight .nl { color: #f8f8f2 } /* Name.Label */ .highlight .nn { color: #f8f8f2 } /* Name.Namespace */ .highlight .nx { color: #a6e22e } /* Name.Other */ .highlight .py { color: #f8f8f2 } /* Name.Property */ .highlight .nt { color: #f92672 } /* Name.Tag */ .highlight .nv { color: #f8f8f2 } /* Name.Variable */ .highlight .ow { color: #f92672 } /* Operator.Word */ .highlight .w { color: #f8f8f2 } /* Text.Whitespace */ .highlight .mb { color: #ae81ff } /* Literal.Number.Bin */ .highlight .mf { color: #ae81ff } /* Literal.Number.Float */ .highlight .mh { color: #ae81ff } /* Literal.Number.Hex */ .highlight .mi { color: #ae81ff } /* Literal.Number.Integer */ .highlight .mo { color: #ae81ff } /* Literal.Number.Oct */ .highlight .sa { color: #e6db74 } /* Literal.String.Affix */ .highlight .sb { color: #e6db74 } /* Literal.String.Backtick */ .highlight .sc { color: #e6db74 } /* Literal.String.Char */ .highlight .dl { color: #e6db74 } /* Literal.String.Delimiter */ .highlight .sd { color: #e6db74 } /* Literal.String.Doc */ .highlight .s2 { color: #e6db74 } /* Literal.String.Double */ .highlight .se { color: #ae81ff } /* Literal.String.Escape */ .highlight .sh { color: #e6db74 } /* Literal.String.Heredoc */ .highlight .si { color: #e6db74 } /* Literal.String.Interpol */ .highlight .sx { color: #e6db74 } /* Literal.String.Other */ .highlight .sr { color: #e6db74 } /* Literal.String.Regex */ .highlight .s1 { color: #e6db74 } /* Literal.String.Single */ .highlight .ss { color: #e6db74 } /* Literal.String.Symbol */ .highlight .bp { color: #f8f8f2 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #a6e22e } /* Name.Function.Magic */ .highlight .vc { color: #f8f8f2 } /* Name.Variable.Class */ .highlight .vg { color: #f8f8f2 } /* Name.Variable.Global */ .highlight .vi { color: #f8f8f2 } /* Name.Variable.Instance */ .highlight .vm { color: #f8f8f2 } /* Name.Variable.Magic */ .highlight .il { color: #ae81ff } /* Literal.Number.Integer.Long */ } @media (prefers-color-scheme: light) { .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * Copyright (c) 2017 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef included_vppcom_h
#define included_vppcom_h

#include <netdb.h>
#include <errno.h>
#include <sys/poll.h>
#include <sys/epoll.h>

/* *INDENT-OFF* */
#ifdef __cplusplus
extern "C"
{
#endif
/* *INDENT-ON* */

/*
 * VPPCOM Public API Definitions, Enums, and Data Structures
 */
#define INVALID_SESSION_ID                  	(~0)
#define VPPCOM_CONF_DEFAULT                  	"/etc/vpp/vcl.conf"
#define VPPCOM_ENV_CONF                      	"VCL_CONFIG"
#define VPPCOM_ENV_DEBUG                     	"VCL_DEBUG"
#define VPPCOM_ENV_API_PREFIX                	"VCL_API_PREFIX"
#define VPPCOM_ENV_APP_PROXY_TRANSPORT_TCP   	"VCL_APP_PROXY_TRANSPORT_TCP"
#define VPPCOM_ENV_APP_PROXY_TRANSPORT_UDP   	"VCL_APP_PROXY_TRANSPORT_UDP"
#define VPPCOM_ENV_APP_NAMESPACE_ID          	"VCL_APP_NAMESPACE_ID"
#define VPPCOM_ENV_APP_NAMESPACE_SECRET      	"VCL_APP_NAMESPACE_SECRET"
#define VPPCOM_ENV_APP_SCOPE_LOCAL           	"VCL_APP_SCOPE_LOCAL"
#define VPPCOM_ENV_APP_SCOPE_GLOBAL          	"VCL_APP_SCOPE_GLOBAL"
#define VPPCOM_ENV_VPP_API_SOCKET           	"VCL_VPP_API_SOCKET"

typedef enum
{
  VPPCOM_PROTO_TCP = 0,
  VPPCOM_PROTO_UDP,
} vppcom_proto_t;

static inline char *
vppcom_proto_str (vppcom_proto_t proto)
{
  char *proto_str;

  switch (proto)
    {
    case VPPCOM_PROTO_TCP:
      proto_str = "VPPCOM_PROTO_TCP";
      break;
    case VPPCOM_PROTO_UDP:
      proto_str = "VPPCOM_PROTO_UDP";
      break;
    default:
      proto_str = "UNKNOWN";
      break;
    }
  return proto_str;
}

typedef enum
{
  VPPCOM_IS_IP6 = 0,
  VPPCOM_IS_IP4,
} vppcom_is_ip4_t;

typedef struct vppcom_endpt_t_
{
  uint8_t is_cut_thru;
  uint8_t is_ip4;
  uint8_t *ip;
  uint16_t port;
} vppcom_endpt_t;

typedef enum
{
  VPPCOM_OK = 0,
  VPPCOM_EAGAIN = -EAGAIN,
  VPPCOM_EWOULDBLOCK = -EWOULDBLOCK,
  VPPCOM_EFAULT = -EFAULT,
  VPPCOM_ENOMEM = -ENOMEM,
  VPPCOM_EINVAL = -EINVAL,
  VPPCOM_EBADFD = -EBADFD,
  VPPCOM_EAFNOSUPPORT = -EAFNOSUPPORT,
  VPPCOM_ECONNABORTED = -ECONNABORTED,
  VPPCOM_ECONNRESET = -ECONNRESET,
  VPPCOM_ENOTCONN = -ENOTCONN,
  VPPCOM_ECONNREFUSED = -ECONNREFUSED,
  VPPCOM_ETIMEDOUT = -ETIMEDOUT,
  VPPCOM_EEXIST = -EEXIST
} vppcom_error_t;

typedef enum
{
  VPPCOM_ATTR_GET_NREAD,
  VPPCOM_ATTR_GET_NWRITE,
  VPPCOM_ATTR_GET_FLAGS,
  VPPCOM_ATTR_SET_FLAGS,
  VPPCOM_ATTR_GET_LCL_ADDR,
  VPPCOM_ATTR_GET_PEER_ADDR,
  VPPCOM_ATTR_GET_LIBC_EPFD,
  VPPCOM_ATTR_SET_LIBC_EPFD,
  VPPCOM_ATTR_GET_PROTOCOL,
  VPPCOM_ATTR_GET_LISTEN,
  VPPCOM_ATTR_GET_ERROR,
  VPPCOM_ATTR_GET_TX_FIFO_LEN,
  VPPCOM_ATTR_SET_TX_FIFO_LEN,
  VPPCOM_ATTR_GET_RX_FIFO_LEN,
  VPPCOM_ATTR_SET_RX_FIFO_LEN,
  VPPCOM_ATTR_GET_REUSEADDR,
  VPPCOM_ATTR_SET_REUSEADDR,
  VPPCOM_ATTR_GET_REUSEPORT,
  VPPCOM_ATTR_SET_REUSEPORT,
  VPPCOM_ATTR_GET_BROADCAST,
  VPPCOM_ATTR_SET_BROADCAST,
  VPPCOM_ATTR_GET_V6ONLY,
  VPPCOM_ATTR_SET_V6ONLY,
  VPPCOM_ATTR_GET_KEEPALIVE,
  VPPCOM_ATTR_SET_KEEPALIVE,
  VPPCOM_ATTR_GET_TCP_NODELAY,
  VPPCOM_ATTR_SET_TCP_NODELAY,
  VPPCOM_ATTR_GET_TCP_KEEPIDLE,
  VPPCOM_ATTR_SET_TCP_KEEPIDLE,
  VPPCOM_ATTR_GET_TCP_KEEPINTVL,
  VPPCOM_ATTR_SET_TCP_KEEPINTVL,
  VPPCOM_ATTR_GET_TCP_USER_MSS,
  VPPCOM_ATTR_SET_TCP_USER_MSS,
} vppcom_attr_op_t;

typedef struct _vcl_poll
{
  uint32_t fds_ndx;
  uint32_t sid;
  short events;
  short revents;
} vcl_poll_t;

typedef struct vppcom_data_segment_
{
  unsigned char *data;
  uint32_t len;
} vppcom_data_segment_t;

typedef vppcom_data_segment_t vppcom_data_segments_t[2];

/*
 * VPPCOM Public API Functions
 */
static inline const char *
vppcom_retval_str (int retval)
{
  char *st;

  switch (retval)
    {
    case VPPCOM_OK:
      st = "VPPCOM_OK";
      break;

    case VPPCOM_EAGAIN:
      st = "VPPCOM_EAGAIN";
      break;

    case VPPCOM_EFAULT:
      st = "VPPCOM_EFAULT";
      break;

    case VPPCOM_ENOMEM:
      st = "VPPCOM_ENOMEM";
      break;

    case VPPCOM_EINVAL:
      st = "VPPCOM_EINVAL";
      break;

    case VPPCOM_EBADFD:
      st = "VPPCOM_EBADFD";
      break;

    case VPPCOM_EAFNOSUPPORT:
      st = "VPPCOM_EAFNOSUPPORT";
      break;

    case VPPCOM_ECONNABORTED:
      st = "VPPCOM_ECONNABORTED";
      break;

    case VPPCOM_ECONNRESET:
      st = "VPPCOM_ECONNRESET";
      break;

    case VPPCOM_ENOTCONN:
      st = "VPPCOM_ENOTCONN";
      break;

    case VPPCOM_ECONNREFUSED:
      st = "VPPCOM_ECONNREFUSED";
      break;

    case VPPCOM_ETIMEDOUT:
      st = "VPPCOM_ETIMEDOUT";
      break;

    default:
      st = "UNKNOWN_STATE";
      break;
    }

  return st;
}

/* TBD: make these constructor/destructor function */
extern int vppcom_app_create (char *app_name);
extern void vppcom_app_destroy (void);

extern int vppcom_session_create (uint8_t proto, uint8_t is_nonblocking);
extern int vppcom_session_close (uint32_t session_handle);
extern int vppcom_session_bind (uint32_t session_handle, vppcom_endpt_t * ep);
extern int vppcom_session_listen (uint32_t session_handle, uint32_t q_len);

extern int vppcom_session_accept (uint32_t session_handle,
				  vppcom_endpt_t * client_ep, uint32_t flags);

extern int vppcom_session_connect (uint32_t session_handle,
				   vppcom_endpt_t * server_ep);
extern int vppcom_session_read (uint32_t session_handle, void *buf, size_t n);
extern int vppcom_session_write (uint32_t session_handle, void *buf,
				 size_t n);

extern int vppcom_select (unsigned long n_bits,
			  unsigned long *read_map,
			  unsigned long *write_map,
			  unsigned long *except_map, double wait_for_time);

extern int vppcom_epoll_create (void);
extern int vppcom_epoll_ctl (uint32_t vep_handle, int op,
			     uint32_t session_handle,
			     struct epoll_event *event);
extern int vppcom_epoll_wait (uint32_t vep_handle, struct epoll_event *events,
			      int maxevents, double wait_for_time);
extern int vppcom_session_attr (uint32_t session_handle, uint32_t op,
				void *buffer, uint32_t * buflen);
extern int vppcom_session_recvfrom (uint32_t session_handle, void *buffer,
				    uint32_t buflen, int flags,
				    vppcom_endpt_t * ep);
extern int vppcom_session_sendto (uint32_t session_handle, void *buffer,
				  uint32_t buflen, int flags,
				  vppcom_endpt_t * ep);
extern int vppcom_poll (vcl_poll_t * vp, uint32_t n_sids,
			double wait_for_time);
extern int vppcom_mq_epoll_fd (void);
extern int vppcom_session_index (uint32_t session_handle);
extern int vppcom_session_handle (uint32_t session_index);

extern int vppcom_session_read_segments (uint32_t session_handle,
					 vppcom_data_segments_t ds);
extern void vppcom_session_free_segments (uint32_t session_handle,
					  vppcom_data_segments_t ds);
extern int vppcom_data_segment_copy (void *buf, vppcom_data_segments_t ds,
				     uint32_t max_bytes);

/**
 * Request from application to register a new worker
 *
 * Expectation is that applications will make use of this after a new pthread
 * is spawned.
 */
extern int vppcom_worker_register (void);

/**
 * Retrieve current worker index
 */
extern int vppcom_worker_index (void);

/* *INDENT-OFF* */
#ifdef __cplusplus
}
#endif
/* *INDENT-ON* */

#endif /* included_vppcom_h */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */