2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 Copyright (c) 2001, 2002, 2003 Eliot Dresselhaus
18 Permission is hereby granted, free of charge, to any person obtaining
19 a copy of this software and associated documentation files (the
20 "Software"), to deal in the Software without restriction, including
21 without limitation the rights to use, copy, modify, merge, publish,
22 distribute, sublicense, and/or sell copies of the Software, and to
23 permit persons to whom the Software is furnished to do so, subject to
24 the following conditions:
26 The above copyright notice and this permission notice shall be
27 included in all copies or substantial portions of the Software.
29 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
30 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
31 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
32 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
33 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
34 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
35 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
41 # include <linux/unistd.h>
42 # include <linux/signal.h>
45 #else /* ! __KERNEL__ */
51 #define _GNU_SOURCE /* to get REG_* in ucontext.h */
60 #include <sys/socket.h>
64 #include <vppinfra/time.h>
67 #include <linux/types.h>
68 #include <linux/netlink.h>
71 #include <netlink/netlink.h>
72 #endif /* __linux__ */
74 #endif /* ! __KERNEL__ */
78 # include <linux/socket.h>
79 # include <linux/in.h>
80 # include <linux/ip.h>
81 # include <linux/tcp.h>
82 # include <linux/udp.h>
83 # include <linux/icmp.h>
84 # include <linux/if_ether.h>
85 # include <linux/if_arp.h>
87 # include <net/if.h> /* struct ifnet may live here */
88 # include <netinet/in.h>
89 # include <netinet/ip.h>
90 # include <netinet/tcp.h>
91 # include <netinet/udp.h>
92 # include <netinet/ip_icmp.h>
93 # include <netinet/if_ether.h>
94 #endif /* __KERNEL__ */
96 #include <vppinfra/format.h>
97 #include <vppinfra/error.h>
99 /* Format unix network address family (e.g. AF_INET). */
100 u8 * format_address_family (u8 * s, va_list * va)
102 uword family = va_arg (*va, uword);
103 u8 * t = (u8 *) "UNKNOWN";
106 #define _(x) case PF_##x: t = (u8 *) #x; break
108 _ (UNIX); /* Unix domain sockets */
109 _ (INET); /* Internet IP Protocol */
111 _ (AX25); /* Amateur Radio AX.25 */
114 _ (IPX); /* Novell IPX */
117 _ (APPLETALK); /* AppleTalk DDP */
120 _ (NETROM); /* Amateur Radio NET/ROM */
123 _ (BRIDGE); /* Multiprotocol bridge */
126 _ (ATMPVC); /* ATM PVCs */
129 _ (X25); /* Reserved for X.25 project */
132 _ (INET6); /* IP version 6 */
135 _ (ROSE); /* Amateur Radio X.25 PLP */
138 _ (DECnet); /* Reserved for DECnet project */
141 _ (NETBEUI); /* Reserved for 802.2LLC project*/
144 _ (SECURITY); /* Security callback pseudo AF */
147 _ (KEY); /* PF_KEY key management API */
153 _ (PACKET); /* Packet family */
159 _ (ECONET); /* Acorn Econet */
162 _ (ATMSVC); /* ATM SVCs */
165 _ (SNA); /* Linux SNA Project */
168 _ (IRDA); /* IRDA sockets */
172 vec_add (s, t, strlen ((char *) t));
176 u8 * format_network_protocol (u8 * s, va_list * args)
178 uword family = va_arg (*args, uword);
179 uword protocol = va_arg (*args, uword);
182 struct protoent * p = getprotobynumber (protocol);
184 ASSERT (family == AF_INET);
186 return format (s, "%s", p->p_name);
188 return format (s, "%d", protocol);
190 return format (s, "%d/%d", family, protocol);
194 u8 * format_network_port (u8 * s, va_list * args)
196 uword proto = va_arg (*args, uword);
197 uword port = va_arg (*args, uword);
200 struct servent * p = getservbyport (port, proto == IPPROTO_UDP ? "udp" : "tcp");
203 return format (s, "%s", p->s_name);
205 return format (s, "%d", port);
207 return format (s, "%s/%d", proto == IPPROTO_UDP ? "udp" : "tcp", port);
211 /* Format generic network address: takes two arguments family and address.
212 Assumes network byte order. */
213 u8 * format_network_address (u8 * s, va_list * args)
215 uword family = va_arg (*args, uword);
216 u8 * addr = va_arg (*args, u8 *);
221 s = format (s, "%d.%d.%d.%d", addr[0], addr[1], addr[2], addr[3]);
225 /* We use AF_UNSPEC for ethernet addresses. */
226 s = format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
227 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
231 clib_error ("unsupported address family %d", family);
237 u8 * format_sockaddr (u8 * s, va_list * args)
239 void * v = va_arg (*args, void *);
240 struct sockaddr * sa = v;
241 static u32 local_counter;
243 switch (sa->sa_family)
247 struct sockaddr_in * i = v;
248 s = format (s, "%U:%U",
249 format_network_address, AF_INET, &i->sin_addr.s_addr,
250 format_network_port, IPPROTO_TCP, ntohs (i->sin_port));
257 * There isn't anything useful to print.
258 * The unix cli world uses the output to make a node name,
259 * so we need to return a unique name.
261 s = format (s, "local:%u", local_counter++);
269 struct sockaddr_nl * n = v;
270 s = format (s, "KERNEL-NETLINK");
272 s = format (s, " (groups 0x%x)", n->nl_groups);
279 s = format (s, "sockaddr family %d", sa->sa_family);
289 u8 * format_timeval (u8 * s, va_list * args)
291 char * fmt = va_arg (*args, char *);
292 struct timeval * tv = va_arg (*args, struct timeval *);
298 fmt = "y/m/d H:M:S:F";
302 static struct timeval now;
303 gettimeofday (&now, 0);
307 msec = flt_round_nearest (1e-3 * tv->tv_usec);
309 { msec = 0; tv->tv_sec++; }
312 time_t t = tv->tv_sec;
316 for (f = fmt; *f; f++)
319 char * what_fmt = "%d";
328 what = 1900 + tm->tm_year;
332 what = tm->tm_mon + 1;
357 s = format (s, what_fmt, what);
364 u8 * format_time_float (u8 * s, va_list * args)
366 u8 * fmt = va_arg (*args, u8 *);
367 f64 t = va_arg (*args, f64);
370 t = unix_time_now ();
372 tv.tv_usec = 1e6*(t - tv.tv_sec);
373 return format (s, "%U", format_timeval, fmt, &tv);
376 u8 * format_signal (u8 * s, va_list * args)
378 uword signum = va_arg (*args, uword);
382 #define _(x) case x: t = #x; break;
422 return format (s, "unknown %d", signum);
425 vec_add (s, t, strlen (t));
429 u8 * format_ucontext_pc (u8 * s, va_list * args)
431 ucontext_t * uc __attribute__((unused));
432 unsigned long * regs = 0;
435 uc = va_arg (*args, ucontext_t *);
438 #if defined (powerpc)
439 regs = &uc->uc_mcontext.uc_regs->gregs[0];
440 #elif defined (powerpc64)
441 regs = &uc->uc_mcontext.uc_regs->gp_regs[0];
442 #elif defined (i386) || defined (__x86_64__)
443 regs = (void *) &uc->uc_mcontext.gregs[0];
444 #elif defined(__aarch64__)
445 regs = (void *) &uc->uc_mcontext.pc;
448 #if defined (powerpc) || defined (powerpc64)
452 #elif defined (__x86_64__)
454 #elif defined(__aarch64__)
461 #if defined(__amd64__)
463 regs = (void *) &uc->uc_mcontext.mc_rip;
465 #endif /* __amd64__ */
466 #endif /* __linux__ */
469 return format (s, "unsupported");
471 return format (s, "%p", regs[reg_no]);
475 unformat_unix_gid (unformat_input_t * input, va_list * args)
477 gid_t *gid = va_arg (*args, gid_t *);
478 struct group *grp = 0;
482 if (unformat (input, "%d", &r))
486 else if (unformat (input, "%s", &s))
488 grp = getgrnam ((char *) s);
499 #endif /* __KERNEL__ */