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dccp: snoop, build system fixes
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--- old/usr/src/cmd/cmd-inet/usr.sbin/snoop/snoop.h
+++ new/usr/src/cmd/cmd-inet/usr.sbin/snoop/snoop.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 24 * Use is subject to license terms.
25 25 *
26 26 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
27 27 */
28 28
29 29 #ifndef _SNOOP_H
30 30 #define _SNOOP_H
31 31
32 32 #include <rpc/types.h>
33 33 #include <sys/pfmod.h>
34 34 #include <sys/time.h>
35 35 #include <sys/types.h>
36 36 #include <sys/socket.h>
37 37 #include <sys/bufmod.h>
38 38 #include <net/if.h>
39 39 #include <netinet/in.h>
40 40 #include <netinet/if_ether.h>
41 41 #include <netinet/in_systm.h>
42 42 #include <netinet/ip.h>
43 43 #include <netinet/ip6.h>
44 44 #include <netinet/ip_icmp.h>
45 45 #include <netinet/icmp6.h>
46 46 #include <net/pppoe.h>
47 47 #include <libdlpi.h>
48 48 #include <note.h>
49 49
50 50 #ifdef __cplusplus
51 51 extern "C" {
52 52 #endif
53 53
54 54 /*
55 55 * Flags to control packet info display
56 56 */
57 57 #define F_NOW 0x00000001 /* display in realtime */
58 58 #define F_SUM 0x00000002 /* display summary line */
59 59 #define F_ALLSUM 0x00000004 /* display all summary lines */
60 60 #define F_DTAIL 0x00000008 /* display detail lines */
61 61 #define F_TIME 0x00000010 /* display time */
62 62 #define F_ATIME 0x00000020 /* display absolute time */
63 63 #define F_RTIME 0x00000040 /* display relative time */
64 64 #define F_DROPS 0x00000080 /* display drops */
65 65 #define F_LEN 0x00000100 /* display pkt length */
66 66 #define F_NUM 0x00000200 /* display pkt number */
67 67 #define F_WHO 0x00000400 /* display src/dst */
68 68
69 69 #define MAXLINE (1088) /* max len of detail line */
70 70
71 71 /*
72 72 * The RPC XID cache structure.
73 73 * When analyzing RPC protocols we
74 74 * have to cache the xid of the RPC
75 75 * request together with the program
76 76 * number, proc, version etc since this
77 77 * information is missing in the reply
78 78 * packet. Using the xid in the reply
79 79 * we can lookup this previously stashed
80 80 * information in the cache.
81 81 *
82 82 * For RPCSEC_GSS flavor, some special processing is
83 83 * needed for the argument interpretation based on its
84 84 * control procedure and service type. This information
85 85 * is stored in the cache table during interpretation of
86 86 * the rpc header and will be referenced later when the rpc
87 87 * argument is interpreted.
88 88 */
89 89 #define XID_CACHE_SIZE 256
90 90 struct cache_struct {
91 91 int xid_num; /* RPC transaction id */
92 92 int xid_frame; /* Packet number */
93 93 int xid_prog; /* RPC program number */
94 94 int xid_vers; /* RPC version number */
95 95 int xid_proc; /* RPC procedure number */
96 96 unsigned int xid_gss_proc; /* control procedure */
97 97 int xid_gss_service; /* none, integ, priv */
98 98 } xid_cache[XID_CACHE_SIZE];
99 99
100 100
101 101 /*
102 102 * The following macros advance the pointer passed to them. They
103 103 * assume they are given a char *.
104 104 */
105 105 #define GETINT8(v, ptr) { \
106 106 (v) = (*(ptr)++); \
107 107 }
108 108
109 109 #define GETINT16(v, ptr) { \
110 110 (v) = *(ptr)++ << 8; \
111 111 (v) |= *(ptr)++; \
112 112 }
113 113
114 114 #define GETINT32(v, ptr) { \
115 115 (v) = *(ptr)++ << 8; \
116 116 (v) |= *(ptr)++; (v) <<= 8; \
117 117 (v) |= *(ptr)++; (v) <<= 8; \
118 118 (v) |= *(ptr)++; \
119 119 }
120 120
121 121 /*
122 122 * Used to print nested protocol layers. For example, an ip datagram included
123 123 * in an icmp error, or a PPP packet included in an LCP protocol reject..
124 124 */
125 125 extern char *prot_nest_prefix;
126 126
127 127 extern char *get_sum_line(void);
128 128 extern char *get_detail_line(int, int);
129 129 extern int want_packet(uchar_t *, int, int);
130 130 extern void set_vlan_id(int);
131 131 extern struct timeval prev_time;
132 132 extern void process_pkt(struct sb_hdr *, char *, int, int);
133 133 extern char *getflag(int, int, char *, char *);
134 134 extern void show_header(char *, char *, int);
135 135 extern void show_count(void);
136 136 extern void xdr_init(char *, int);
137 137 extern char *get_line(int, int);
138 138 extern int get_line_remain(void);
139 139 extern char getxdr_char(void);
140 140 extern char showxdr_char(char *);
141 141 extern uchar_t getxdr_u_char(void);
142 142 extern uchar_t showxdr_u_char(char *);
143 143 extern short getxdr_short(void);
144 144 extern short showxdr_short(char *);
145 145 extern ushort_t getxdr_u_short(void);
146 146 extern ushort_t showxdr_u_short(char *);
147 147 extern long getxdr_long(void);
148 148 extern long showxdr_long(char *);
149 149 extern ulong_t getxdr_u_long(void);
150 150 extern ulong_t showxdr_u_long(char *);
151 151 extern longlong_t getxdr_longlong(void);
152 152 extern longlong_t showxdr_longlong(char *);
153 153 extern u_longlong_t getxdr_u_longlong(void);
154 154 extern u_longlong_t showxdr_u_longlong(char *);
155 155 extern char *getxdr_opaque(char *, int);
156 156 extern char *getxdr_string(char *, int);
157 157 extern char *showxdr_string(int, char *);
158 158 extern char *getxdr_bytes(uint_t *);
159 159 extern void xdr_skip(int);
160 160 extern int getxdr_pos(void);
161 161 extern void setxdr_pos(int);
162 162 extern char *getxdr_context(char *, int);
163 163 extern char *showxdr_context(char *);
164 164 extern enum_t getxdr_enum(void);
165 165 extern void show_space(void);
166 166 extern void show_trailer(void);
167 167 extern char *getxdr_date(void);
168 168 extern char *showxdr_date(char *);
169 169 extern char *getxdr_date_ns(void);
170 170 char *format_time(int64_t sec, uint32_t nsec);
171 171 extern char *showxdr_date_ns(char *);
172 172 extern char *getxdr_hex(int);
173 173 extern char *showxdr_hex(int, char *);
174 174 extern bool_t getxdr_bool(void);
175 175 extern bool_t showxdr_bool(char *);
176 176 extern char *concat_args(char **, int);
177 177 extern int pf_compile(char *, int);
178 178 extern void compile(char *, int);
179 179 extern void load_names(char *);
180 180 extern void cap_write(struct sb_hdr *, char *, int, int);
181 181 extern void cap_open_read(const char *);
182 182 extern void cap_open_write(const char *);
183 183 extern void cap_read(int, int, int, void (*)(), int);
184 184 extern void cap_close(void);
185 185 extern boolean_t open_datalink(dlpi_handle_t *, const char *);
186 186 extern void init_datalink(dlpi_handle_t, ulong_t, ulong_t, struct timeval *,
187 187 struct Pf_ext_packetfilt *);
188 188 extern void net_read(dlpi_handle_t, size_t, int, void (*)(), int);
189 189 extern void click(int);
190 190 extern void show_pktinfo(int, int, char *, char *, struct timeval *,
191 191 struct timeval *, int, int);
192 192 extern void show_line(char *);
193 193 /*PRINTFLIKE1*/
194 194 extern void show_printf(char *fmt, ...)
195 195 __PRINTFLIKE(1);
196 196 extern char *getxdr_time(void);
197 197 extern char *showxdr_time(char *);
198 198 extern char *addrtoname(int, const void *);
199 199 extern char *show_string(const char *, int, int);
200 200 extern void pr_err(const char *, ...);
201 201 extern void pr_errdlpi(dlpi_handle_t, const char *, int);
202 202 extern void check_retransmit(char *, ulong_t);
203 203 extern char *nameof_prog(int);
204 204 extern char *getproto(int);
205 205 extern uint8_t print_ipv6_extensions(int, uint8_t **, uint8_t *, int *, int *);
206 206 extern void protoprint(int, int, ulong_t, int, int, int, char *, int);
207 207 extern char *getportname(int, in_port_t);
208 208
209 209 extern void interpret_arp(int, struct arphdr *, int);
210 210 extern void interpret_bparam(int, int, int, int, int, char *, int);
211 211 extern void interpret_dns(int, int, const uchar_t *, int, int);
212 212 extern void interpret_mount(int, int, int, int, int, char *, int);
213 213 extern void interpret_nfs(int, int, int, int, int, char *, int);
214 214 extern void interpret_nfs3(int, int, int, int, int, char *, int);
215 215 extern void interpret_nfs4(int, int, int, int, int, char *, int);
216 216 extern void interpret_nfs4_cb(int, int, int, int, int, char *, int);
217 217 extern void interpret_nfs_acl(int, int, int, int, int, char *, int);
218 218 extern void interpret_nis(int, int, int, int, int, char *, int);
219 219 extern void interpret_nisbind(int, int, int, int, int, char *, int);
220 220 extern void interpret_nlm(int, int, int, int, int, char *, int);
221 221 extern void interpret_pmap(int, int, int, int, int, char *, int);
222 222 extern int interpret_reserved(int, int, in_port_t, in_port_t, char *, int);
223 223 extern void interpret_rquota(int, int, int, int, int, char *, int);
224 224 extern void interpret_rstat(int, int, int, int, int, char *, int);
225 225 extern void interpret_solarnet_fw(int, int, int, int, int, char *, int);
226 226 extern void interpret_ldap(int, char *, int, int, int);
227 227 extern void interpret_icmp(int, struct icmp *, int, int);
228 228 extern void interpret_icmpv6(int, icmp6_t *, int, int);
229 229 extern int interpret_ip(int, const struct ip *, int);
230 230 extern int interpret_ipv6(int, const ip6_t *, int);
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231 231 extern int interpret_ppp(int, uchar_t *, int);
232 232 extern int interpret_pppoe(int, poep_t *, int);
233 233 struct tcphdr;
234 234 extern int interpret_tcp(int, struct tcphdr *, int, int);
235 235 struct udphdr;
236 236 extern int interpret_udp(int, struct udphdr *, int, int);
237 237 extern int interpret_esp(int, uint8_t *, int, int);
238 238 extern int interpret_ah(int, uint8_t *, int, int);
239 239 struct sctp_hdr;
240 240 extern void interpret_sctp(int, struct sctp_hdr *, int, int);
241 +struct dccphdr;
242 +extern int interpret_dccp(int, struct dccphdr *, int, int);
241 243 extern void interpret_mip_cntrlmsg(int, uchar_t *, int);
242 244 struct dhcp;
243 245 extern int interpret_dhcp(int, struct dhcp *, int);
244 246 extern int interpret_dhcpv6(int, const uint8_t *, int);
245 247 struct tftphdr;
246 248 extern int interpret_tftp(int, struct tftphdr *, int);
247 249 extern int interpret_http(int, char *, int);
248 250 struct ntpdata;
249 251 extern int interpret_ntp(int, struct ntpdata *, int);
250 252 extern void interpret_netbios_ns(int, uchar_t *, int);
251 253 extern void interpret_netbios_datagram(int, uchar_t *, int);
252 254 extern void interpret_netbios_ses(int, uchar_t *, int);
253 255 extern void interpret_slp(int, char *, int);
254 256 struct rip;
255 257 extern int interpret_rip(int, struct rip *, int);
256 258 struct rip6;
257 259 extern int interpret_rip6(int, struct rip6 *, int);
258 260 extern int interpret_socks_call(int, char *, int);
259 261 extern int interpret_socks_reply(int, char *, int);
260 262 extern int interpret_trill(int, struct ether_header **, char *, int *);
261 263 extern int interpret_isis(int, char *, int, boolean_t);
262 264 extern int interpret_bpdu(int, char *, int);
263 265 extern void init_ldap(void);
264 266 extern boolean_t arp_for_ether(char *, struct ether_addr *);
265 267 extern char *ether_ouiname(uint32_t);
266 268 extern char *tohex(char *p, int len);
267 269 extern char *printether(struct ether_addr *);
268 270 extern char *print_ethertype(int);
269 271 extern const char *arp_htype(int);
270 272 extern int valid_rpc(char *, int);
271 273
272 274 /*
273 275 * Describes characteristics of the Media Access Layer.
274 276 * The mac_type is one of the supported DLPI media
275 277 * types (see <sys/dlpi.h>).
276 278 * The mtu_size is the size of the largest frame.
277 279 * network_type_offset is where the network type
278 280 * is located in the link layer header.
279 281 * The header length is returned by a function to
280 282 * allow for variable header size - for ethernet it's
281 283 * just a constant 14 octets.
282 284 * The interpreter is the function that "knows" how
283 285 * to interpret the frame.
284 286 * try_kernel_filter tells snoop to first try a kernel
285 287 * filter (because the header size is fixed, or if it could
286 288 * be of variable size where the variable size is easy for a kernel
287 289 * filter to handle, for example, Ethernet and VLAN tags)
288 290 * and only use a user space filter if the filter expression
289 291 * cannot be expressed in kernel space.
290 292 */
291 293 typedef uint_t (interpreter_fn_t)(int, char *, int, int);
292 294 typedef uint_t (headerlen_fn_t)(char *, size_t);
293 295 typedef struct interface {
294 296 uint_t mac_type;
295 297 uint_t mtu_size;
296 298 uint_t network_type_offset;
297 299 size_t network_type_len;
298 300 uint_t network_type_ip;
299 301 uint_t network_type_ipv6;
300 302 headerlen_fn_t *header_len;
301 303 interpreter_fn_t *interpreter;
302 304 boolean_t try_kernel_filter;
303 305 } interface_t;
304 306
305 307 extern interface_t INTERFACES[], *interface;
306 308 extern char *dlc_header;
307 309 extern char *src_name, *dst_name;
308 310 extern char *prot_prefix;
309 311 extern char *prot_nest_prefix;
310 312 extern char *prot_title;
311 313
312 314 /* Keep track of how many nested IP headers we have. */
313 315 extern unsigned int encap_levels, total_encap_levels;
314 316
315 317 extern int quitting;
316 318 extern boolean_t Iflg, Pflg, rflg;
317 319
318 320 /*
319 321 * Global error recovery routine: used to reset snoop variables after
320 322 * catastrophic failure.
321 323 */
322 324 void snoop_recover(void);
323 325
324 326 /*
325 327 * Global alarm handler structure for managing multiple alarms within
326 328 * snoop.
327 329 */
328 330 typedef struct snoop_handler {
329 331 struct snoop_handler *s_next; /* next alarm handler */
330 332 time_t s_time; /* time to fire */
331 333 void (*s_handler)(); /* alarm handler */
332 334 } snoop_handler_t;
333 335
334 336 #define SNOOP_MAXRECOVER 20 /* maxium number of recoveries */
335 337 #define SNOOP_ALARM_GRAN 3 /* alarm() timeout multiplier */
336 338
337 339 /*
338 340 * Global alarm handler management routine.
339 341 */
340 342 extern int snoop_alarm(int s_sec, void (*s_handler)());
341 343
342 344 /*
343 345 * The next two definitions do not take into account the length
344 346 * of the underlying link header. In order to use them, you must
345 347 * add link_header_len to them. The reason it is not done here is
346 348 * that later these macros are used to initialize a table.
347 349 */
348 350 #define IPV4_TYPE_HEADER_OFFSET 9
349 351 #define IPV6_TYPE_HEADER_OFFSET 6
350 352
351 353 #ifdef __cplusplus
352 354 }
353 355 #endif
354 356
355 357 #endif /* _SNOOP_H */
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