aboutsummaryrefslogtreecommitdiff
path: root/networking/netstat.c
diff options
context:
space:
mode:
authorDenis Vlasenko <vda.linux@googlemail.com>2007-01-22 14:12:08 +0000
committerDenis Vlasenko <vda.linux@googlemail.com>2007-01-22 14:12:08 +0000
commit703e20235aa0624d3ff4335c1e86edaa6e21efe2 (patch)
tree49e8451efad93b75c0be74ee553d3b3f8c04a25d /networking/netstat.c
parent6cd2d2bcba37a13d0d73326dd7bca64bbccce4f8 (diff)
downloadbusybox-w32-703e20235aa0624d3ff4335c1e86edaa6e21efe2.tar.gz
busybox-w32-703e20235aa0624d3ff4335c1e86edaa6e21efe2.tar.bz2
busybox-w32-703e20235aa0624d3ff4335c1e86edaa6e21efe2.zip
cleanups: unnecessary casts, unified const_1, eliminate cross-.c file
prototypes (heresy!), add spaces in places like "flags&NETSTAT_CONNECTED", removed unused #defines, #ifdef -> #if, use uint32_t for ipv4 addrs.
Diffstat (limited to 'networking/netstat.c')
-rw-r--r--networking/netstat.c258
1 files changed, 119 insertions, 139 deletions
diff --git a/networking/netstat.c b/networking/netstat.c
index 3dad57a40..16ee52d9a 100644
--- a/networking/netstat.c
+++ b/networking/netstat.c
@@ -14,81 +14,70 @@
14#include "busybox.h" 14#include "busybox.h"
15#include "inet_common.h" 15#include "inet_common.h"
16 16
17#ifdef CONFIG_ROUTE 17#define NETSTAT_CONNECTED 0x01
18extern void displayroutes(int noresolve, int netstatfmt); 18#define NETSTAT_LISTENING 0x02
19#endif 19#define NETSTAT_NUMERIC 0x04
20
21#define NETSTAT_CONNECTED 0x01
22#define NETSTAT_LISTENING 0x02
23#define NETSTAT_NUMERIC 0x04
24/* Must match getopt32 option string */ 20/* Must match getopt32 option string */
25#define NETSTAT_TCP 0x10 21#define NETSTAT_TCP 0x10
26#define NETSTAT_UDP 0x20 22#define NETSTAT_UDP 0x20
27#define NETSTAT_RAW 0x40 23#define NETSTAT_RAW 0x40
28#define NETSTAT_UNIX 0x80 24#define NETSTAT_UNIX 0x80
29#define NETSTAT_ALLPROTO (NETSTAT_TCP|NETSTAT_UDP|NETSTAT_RAW|NETSTAT_UNIX) 25#define NETSTAT_ALLPROTO (NETSTAT_TCP|NETSTAT_UDP|NETSTAT_RAW|NETSTAT_UNIX)
30 26
31static int flags = NETSTAT_CONNECTED | NETSTAT_ALLPROTO; 27static int flags = NETSTAT_CONNECTED | NETSTAT_ALLPROTO;
32 28
33#define PROGNAME_WIDTHs PROGNAME_WIDTH1(PROGNAME_WIDTH)
34#define PROGNAME_WIDTH1(s) PROGNAME_WIDTH2(s)
35#define PROGNAME_WIDTH2(s) #s
36
37#define PRG_HASH_SIZE 211
38
39enum { 29enum {
40 TCP_ESTABLISHED = 1, 30 TCP_ESTABLISHED = 1,
41 TCP_SYN_SENT, 31 TCP_SYN_SENT,
42 TCP_SYN_RECV, 32 TCP_SYN_RECV,
43 TCP_FIN_WAIT1, 33 TCP_FIN_WAIT1,
44 TCP_FIN_WAIT2, 34 TCP_FIN_WAIT2,
45 TCP_TIME_WAIT, 35 TCP_TIME_WAIT,
46 TCP_CLOSE, 36 TCP_CLOSE,
47 TCP_CLOSE_WAIT, 37 TCP_CLOSE_WAIT,
48 TCP_LAST_ACK, 38 TCP_LAST_ACK,
49 TCP_LISTEN, 39 TCP_LISTEN,
50 TCP_CLOSING /* now a valid state */ 40 TCP_CLOSING /* now a valid state */
51}; 41};
52 42
53static const char * const tcp_state[] = 43static const char * const tcp_state[] =
54{ 44{
55 "", 45 "",
56 "ESTABLISHED", 46 "ESTABLISHED",
57 "SYN_SENT", 47 "SYN_SENT",
58 "SYN_RECV", 48 "SYN_RECV",
59 "FIN_WAIT1", 49 "FIN_WAIT1",
60 "FIN_WAIT2", 50 "FIN_WAIT2",
61 "TIME_WAIT", 51 "TIME_WAIT",
62 "CLOSE", 52 "CLOSE",
63 "CLOSE_WAIT", 53 "CLOSE_WAIT",
64 "LAST_ACK", 54 "LAST_ACK",
65 "LISTEN", 55 "LISTEN",
66 "CLOSING" 56 "CLOSING"
67}; 57};
68 58
69typedef enum { 59typedef enum {
70 SS_FREE = 0, /* not allocated */ 60 SS_FREE = 0, /* not allocated */
71 SS_UNCONNECTED, /* unconnected to any socket */ 61 SS_UNCONNECTED, /* unconnected to any socket */
72 SS_CONNECTING, /* in process of connecting */ 62 SS_CONNECTING, /* in process of connecting */
73 SS_CONNECTED, /* connected to socket */ 63 SS_CONNECTED, /* connected to socket */
74 SS_DISCONNECTING /* in process of disconnecting */ 64 SS_DISCONNECTING /* in process of disconnecting */
75} socket_state; 65} socket_state;
76 66
77#define SO_ACCEPTCON (1<<16) /* performed a listen */ 67#define SO_ACCEPTCON (1<<16) /* performed a listen */
78#define SO_WAITDATA (1<<17) /* wait data to read */ 68#define SO_WAITDATA (1<<17) /* wait data to read */
79#define SO_NOSPACE (1<<18) /* no space to write */ 69#define SO_NOSPACE (1<<18) /* no space to write */
80 70
81static char *get_sname(int port, const char *proto, int num) 71static char *get_sname(int port, const char *proto, int num)
82{ 72{
83 char *str=itoa(ntohs(port)); 73 char *str = itoa(ntohs(port));
84 if (num) { 74 if (!num) {
85 } else { 75 struct servent *se = getservbyport(port, proto);
86 struct servent *se=getservbyport(port,proto);
87 if (se) 76 if (se)
88 str=se->s_name; 77 str = se->s_name;
89 } 78 }
90 if (!port) { 79 if (!port) {
91 str="*"; 80 str = "*";
92 } 81 }
93 return str; 82 return str;
94} 83}
@@ -97,21 +86,21 @@ static void snprint_ip_port(char *ip_port, int size, struct sockaddr *addr, int
97{ 86{
98 char *port_name; 87 char *port_name;
99 88
100#ifdef CONFIG_FEATURE_IPV6 89#if ENABLE_FEATURE_IPV6
101 if (addr->sa_family == AF_INET6) { 90 if (addr->sa_family == AF_INET6) {
102 INET6_rresolve(ip_port, size, (struct sockaddr_in6 *)addr, 91 INET6_rresolve(ip_port, size, (struct sockaddr_in6 *)addr,
103 (numeric&NETSTAT_NUMERIC) ? 0x0fff : 0); 92 (numeric & NETSTAT_NUMERIC) ? 0x0fff : 0);
104 } else 93 } else
105#endif 94#endif
106 { 95 {
107 INET_rresolve(ip_port, size, (struct sockaddr_in *)addr, 96 INET_rresolve(ip_port, size, (struct sockaddr_in *)addr,
108 0x4000 | ((numeric&NETSTAT_NUMERIC) ? 0x0fff : 0), 97 0x4000 | ((numeric & NETSTAT_NUMERIC) ? 0x0fff : 0),
109 0xffffffff); 98 0xffffffff);
110 } 99 }
111 port_name=get_sname(htons(port), proto, numeric); 100 port_name = get_sname(htons(port), proto, numeric);
112 if ((strlen(ip_port) + strlen(port_name)) > 22) 101 if ((strlen(ip_port) + strlen(port_name)) > 22)
113 ip_port[22 - strlen(port_name)] = '\0'; 102 ip_port[22 - strlen(port_name)] = '\0';
114 ip_port+=strlen(ip_port); 103 ip_port += strlen(ip_port);
115 strcat(ip_port, ":"); 104 strcat(ip_port, ":");
116 strcat(ip_port, port_name); 105 strcat(ip_port, port_name);
117} 106}
@@ -122,7 +111,7 @@ static void tcp_do_one(int lnr, const char *line)
122 const char *state_str; 111 const char *state_str;
123 char more[512]; 112 char more[512];
124 int num, local_port, rem_port, d, state, timer_run, uid, timeout; 113 int num, local_port, rem_port, d, state, timer_run, uid, timeout;
125#ifdef CONFIG_FEATURE_IPV6 114#if ENABLE_FEATURE_IPV6
126 struct sockaddr_in6 localaddr, remaddr; 115 struct sockaddr_in6 localaddr, remaddr;
127 char addr6[INET6_ADDRSTRLEN]; 116 char addr6[INET6_ADDRSTRLEN];
128 struct in6_addr in6; 117 struct in6_addr in6;
@@ -142,7 +131,7 @@ static void tcp_do_one(int lnr, const char *line)
142 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more); 131 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more);
143 132
144 if (strlen(local_addr) > 8) { 133 if (strlen(local_addr) > 8) {
145#ifdef CONFIG_FEATURE_IPV6 134#if ENABLE_FEATURE_IPV6
146 sscanf(local_addr, "%08X%08X%08X%08X", 135 sscanf(local_addr, "%08X%08X%08X%08X",
147 &in6.s6_addr32[0], &in6.s6_addr32[1], 136 &in6.s6_addr32[0], &in6.s6_addr32[1],
148 &in6.s6_addr32[2], &in6.s6_addr32[3]); 137 &in6.s6_addr32[2], &in6.s6_addr32[3]);
@@ -170,20 +159,19 @@ static void tcp_do_one(int lnr, const char *line)
170 return; 159 return;
171 } 160 }
172 state_str = tcp_state[state]; 161 state_str = tcp_state[state];
173 if ((rem_port && (flags&NETSTAT_CONNECTED)) || 162 if ((rem_port && (flags & NETSTAT_CONNECTED))
174 (!rem_port && (flags&NETSTAT_LISTENING))) 163 || (!rem_port && (flags & NETSTAT_LISTENING))
175 { 164 ) {
176 snprint_ip_port(local_addr, sizeof(local_addr), 165 snprint_ip_port(local_addr, sizeof(local_addr),
177 (struct sockaddr *) &localaddr, local_port, 166 (struct sockaddr *) &localaddr, local_port,
178 "tcp", flags&NETSTAT_NUMERIC); 167 "tcp", flags & NETSTAT_NUMERIC);
179 168
180 snprint_ip_port(rem_addr, sizeof(rem_addr), 169 snprint_ip_port(rem_addr, sizeof(rem_addr),
181 (struct sockaddr *) &remaddr, rem_port, 170 (struct sockaddr *) &remaddr, rem_port,
182 "tcp", flags&NETSTAT_NUMERIC); 171 "tcp", flags & NETSTAT_NUMERIC);
183 172
184 printf("tcp %6ld %6ld %-23s %-23s %-12s\n", 173 printf("tcp %6ld %6ld %-23s %-23s %-12s\n",
185 rxq, txq, local_addr, rem_addr, state_str); 174 rxq, txq, local_addr, rem_addr, state_str);
186
187 } 175 }
188} 176}
189 177
@@ -192,7 +180,7 @@ static void udp_do_one(int lnr, const char *line)
192 char local_addr[64], rem_addr[64]; 180 char local_addr[64], rem_addr[64];
193 char *state_str, more[512]; 181 char *state_str, more[512];
194 int num, local_port, rem_port, d, state, timer_run, uid, timeout; 182 int num, local_port, rem_port, d, state, timer_run, uid, timeout;
195#ifdef CONFIG_FEATURE_IPV6 183#if ENABLE_FEATURE_IPV6
196 struct sockaddr_in6 localaddr, remaddr; 184 struct sockaddr_in6 localaddr, remaddr;
197 char addr6[INET6_ADDRSTRLEN]; 185 char addr6[INET6_ADDRSTRLEN];
198 struct in6_addr in6; 186 struct in6_addr in6;
@@ -212,7 +200,7 @@ static void udp_do_one(int lnr, const char *line)
212 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more); 200 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more);
213 201
214 if (strlen(local_addr) > 8) { 202 if (strlen(local_addr) > 8) {
215#ifdef CONFIG_FEATURE_IPV6 203#if ENABLE_FEATURE_IPV6
216 /* Demangle what the kernel gives us */ 204 /* Demangle what the kernel gives us */
217 sscanf(local_addr, "%08X%08X%08X%08X", 205 sscanf(local_addr, "%08X%08X%08X%08X",
218 &in6.s6_addr32[0], &in6.s6_addr32[1], 206 &in6.s6_addr32[0], &in6.s6_addr32[1],
@@ -254,7 +242,7 @@ static void udp_do_one(int lnr, const char *line)
254 break; 242 break;
255 } 243 }
256 244
257#ifdef CONFIG_FEATURE_IPV6 245#if ENABLE_FEATURE_IPV6
258# define notnull(A) (((A.sin6_family == AF_INET6) && \ 246# define notnull(A) (((A.sin6_family == AF_INET6) && \
259 ((A.sin6_addr.s6_addr32[0]) || \ 247 ((A.sin6_addr.s6_addr32[0]) || \
260 (A.sin6_addr.s6_addr32[1]) || \ 248 (A.sin6_addr.s6_addr32[1]) || \
@@ -265,20 +253,19 @@ static void udp_do_one(int lnr, const char *line)
265#else 253#else
266# define notnull(A) (A.sin_addr.s_addr) 254# define notnull(A) (A.sin_addr.s_addr)
267#endif 255#endif
268 if ((notnull(remaddr) && (flags&NETSTAT_CONNECTED)) || 256 if ((notnull(remaddr) && (flags & NETSTAT_CONNECTED))
269 (!notnull(remaddr) && (flags&NETSTAT_LISTENING))) 257 || (!notnull(remaddr) && (flags & NETSTAT_LISTENING))
270 { 258 ) {
271 snprint_ip_port(local_addr, sizeof(local_addr), 259 snprint_ip_port(local_addr, sizeof(local_addr),
272 (struct sockaddr *) &localaddr, local_port, 260 (struct sockaddr *) &localaddr, local_port,
273 "udp", flags&NETSTAT_NUMERIC); 261 "udp", flags & NETSTAT_NUMERIC);
274 262
275 snprint_ip_port(rem_addr, sizeof(rem_addr), 263 snprint_ip_port(rem_addr, sizeof(rem_addr),
276 (struct sockaddr *) &remaddr, rem_port, 264 (struct sockaddr *) &remaddr, rem_port,
277 "udp", flags&NETSTAT_NUMERIC); 265 "udp", flags & NETSTAT_NUMERIC);
278 266
279 printf("udp %6ld %6ld %-23s %-23s %-12s\n", 267 printf("udp %6ld %6ld %-23s %-23s %-12s\n",
280 rxq, txq, local_addr, rem_addr, state_str); 268 rxq, txq, local_addr, rem_addr, state_str);
281
282 } 269 }
283} 270}
284 271
@@ -287,7 +274,7 @@ static void raw_do_one(int lnr, const char *line)
287 char local_addr[64], rem_addr[64]; 274 char local_addr[64], rem_addr[64];
288 char *state_str, more[512]; 275 char *state_str, more[512];
289 int num, local_port, rem_port, d, state, timer_run, uid, timeout; 276 int num, local_port, rem_port, d, state, timer_run, uid, timeout;
290#ifdef CONFIG_FEATURE_IPV6 277#if ENABLE_FEATURE_IPV6
291 struct sockaddr_in6 localaddr, remaddr; 278 struct sockaddr_in6 localaddr, remaddr;
292 char addr6[INET6_ADDRSTRLEN]; 279 char addr6[INET6_ADDRSTRLEN];
293 struct in6_addr in6; 280 struct in6_addr in6;
@@ -307,7 +294,7 @@ static void raw_do_one(int lnr, const char *line)
307 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more); 294 &txq, &rxq, &timer_run, &time_len, &retr, &uid, &timeout, &inode, more);
308 295
309 if (strlen(local_addr) > 8) { 296 if (strlen(local_addr) > 8) {
310#ifdef CONFIG_FEATURE_IPV6 297#if ENABLE_FEATURE_IPV6
311 sscanf(local_addr, "%08X%08X%08X%08X", 298 sscanf(local_addr, "%08X%08X%08X%08X",
312 &in6.s6_addr32[0], &in6.s6_addr32[1], 299 &in6.s6_addr32[0], &in6.s6_addr32[1],
313 &in6.s6_addr32[2], &in6.s6_addr32[3]); 300 &in6.s6_addr32[2], &in6.s6_addr32[3]);
@@ -334,9 +321,9 @@ static void raw_do_one(int lnr, const char *line)
334 bb_error_msg("warning, got bogus raw line"); 321 bb_error_msg("warning, got bogus raw line");
335 return; 322 return;
336 } 323 }
337 state_str=itoa(state); 324 state_str = itoa(state);
338 325
339#ifdef CONFIG_FEATURE_IPV6 326#if ENABLE_FEATURE_IPV6
340# define notnull(A) (((A.sin6_family == AF_INET6) && \ 327# define notnull(A) (((A.sin6_family == AF_INET6) && \
341 ((A.sin6_addr.s6_addr32[0]) || \ 328 ((A.sin6_addr.s6_addr32[0]) || \
342 (A.sin6_addr.s6_addr32[1]) || \ 329 (A.sin6_addr.s6_addr32[1]) || \
@@ -347,20 +334,19 @@ static void raw_do_one(int lnr, const char *line)
347#else 334#else
348# define notnull(A) (A.sin_addr.s_addr) 335# define notnull(A) (A.sin_addr.s_addr)
349#endif 336#endif
350 if ((notnull(remaddr) && (flags&NETSTAT_CONNECTED)) || 337 if ((notnull(remaddr) && (flags & NETSTAT_CONNECTED))
351 (!notnull(remaddr) && (flags&NETSTAT_LISTENING))) 338 || (!notnull(remaddr) && (flags & NETSTAT_LISTENING))
352 { 339 ) {
353 snprint_ip_port(local_addr, sizeof(local_addr), 340 snprint_ip_port(local_addr, sizeof(local_addr),
354 (struct sockaddr *) &localaddr, local_port, 341 (struct sockaddr *) &localaddr, local_port,
355 "raw", flags&NETSTAT_NUMERIC); 342 "raw", flags & NETSTAT_NUMERIC);
356 343
357 snprint_ip_port(rem_addr, sizeof(rem_addr), 344 snprint_ip_port(rem_addr, sizeof(rem_addr),
358 (struct sockaddr *) &remaddr, rem_port, 345 (struct sockaddr *) &remaddr, rem_port,
359 "raw", flags&NETSTAT_NUMERIC); 346 "raw", flags & NETSTAT_NUMERIC);
360 347
361 printf("raw %6ld %6ld %-23s %-23s %-12s\n", 348 printf("raw %6ld %6ld %-23s %-23s %-12s\n",
362 rxq, txq, local_addr, rem_addr, state_str); 349 rxq, txq, local_addr, rem_addr, state_str);
363
364 } 350 }
365} 351}
366 352
@@ -390,12 +376,12 @@ static void unix_do_one(int nr, const char *line)
390 if (!(has & HAS_INODE)) 376 if (!(has & HAS_INODE))
391 snprintf(path,sizeof(path),"%d",inode); 377 snprintf(path,sizeof(path),"%d",inode);
392 378
393 if ((flags&(NETSTAT_LISTENING|NETSTAT_CONNECTED))!=(NETSTAT_LISTENING|NETSTAT_CONNECTED)) { 379 if ((flags & (NETSTAT_LISTENING|NETSTAT_CONNECTED)) != (NETSTAT_LISTENING|NETSTAT_CONNECTED)) {
394 if ((state == SS_UNCONNECTED) && (unix_flags & SO_ACCEPTCON)) { 380 if ((state == SS_UNCONNECTED) && (unix_flags & SO_ACCEPTCON)) {
395 if (!(flags&NETSTAT_LISTENING)) 381 if (!(flags & NETSTAT_LISTENING))
396 return; 382 return;
397 } else { 383 } else {
398 if (!(flags&NETSTAT_CONNECTED)) 384 if (!(flags & NETSTAT_CONNECTED))
399 return; 385 return;
400 } 386 }
401 } 387 }
@@ -502,20 +488,20 @@ static void do_info(const char *file, const char *name, void (*proc)(int, const
502 procinfo = fopen(file, "r"); 488 procinfo = fopen(file, "r");
503 if (procinfo == NULL) { 489 if (procinfo == NULL) {
504 if (errno != ENOENT) { 490 if (errno != ENOENT) {
505 perror(file); 491 bb_perror_msg("%s", file);
506 } else { 492 } else {
507 bb_error_msg("no support for '%s' on this system", name); 493 bb_error_msg("no support for '%s' on this system", name);
508 } 494 }
509 } else { 495 return;
510 do {
511 char *buffer = xmalloc_fgets(procinfo);
512 if (buffer) {
513 (proc)(lnr++, buffer);
514 free(buffer);
515 }
516 } while (!feof(procinfo));
517 fclose(procinfo);
518 } 496 }
497 do {
498 char *buffer = xmalloc_fgets(procinfo);
499 if (buffer) {
500 (proc)(lnr++, buffer);
501 free(buffer);
502 }
503 } while (!feof(procinfo));
504 fclose(procinfo);
519} 505}
520 506
521/* 507/*
@@ -529,12 +515,11 @@ int netstat_main(int argc, char **argv)
529 OPT_showroute = 0x100, 515 OPT_showroute = 0x100,
530 }; 516 };
531 unsigned opt; 517 unsigned opt;
532#ifdef CONFIG_FEATURE_IPV6 518#if ENABLE_FEATURE_IPV6
533 int inet = 1; 519 int inet = 1;
534 int inet6 = 1; 520 int inet6 = 1;
535#else 521#else
536# define inet 1 522 enum { inet = 1, inet6 = 0 };
537# define inet6 0
538#endif 523#endif
539 524
540 /* Option string must match NETSTAT_xxx constants */ 525 /* Option string must match NETSTAT_xxx constants */
@@ -551,8 +536,8 @@ int netstat_main(int argc, char **argv)
551 //if (opt & 0x40) // -w: NETSTAT_RAW 536 //if (opt & 0x40) // -w: NETSTAT_RAW
552 //if (opt & 0x80) // -x: NETSTAT_UNIX 537 //if (opt & 0x80) // -x: NETSTAT_UNIX
553 if (opt & OPT_showroute) { // -r 538 if (opt & OPT_showroute) { // -r
554#ifdef CONFIG_ROUTE 539#if ENABLE_ROUTE
555 displayroutes(flags & NETSTAT_NUMERIC, !(opt & OPT_extended)); 540 bb_displayroutes(flags & NETSTAT_NUMERIC, !(opt & OPT_extended));
556 return 0; 541 return 0;
557#else 542#else
558 bb_error_msg_and_die("-r (display routing table) is not compiled in"); 543 bb_error_msg_and_die("-r (display routing table) is not compiled in");
@@ -567,47 +552,42 @@ int netstat_main(int argc, char **argv)
567 if (flags & (NETSTAT_TCP|NETSTAT_UDP|NETSTAT_RAW)) { 552 if (flags & (NETSTAT_TCP|NETSTAT_UDP|NETSTAT_RAW)) {
568 printf("Active Internet connections "); /* xxx */ 553 printf("Active Internet connections "); /* xxx */
569 554
570 if ((flags&(NETSTAT_LISTENING|NETSTAT_CONNECTED))==(NETSTAT_LISTENING|NETSTAT_CONNECTED)) 555 if ((flags & (NETSTAT_LISTENING|NETSTAT_CONNECTED)) == (NETSTAT_LISTENING|NETSTAT_CONNECTED))
571 printf("(servers and established)"); 556 printf("(servers and established)");
572 else { 557 else if (flags & NETSTAT_LISTENING)
573 if (flags & NETSTAT_LISTENING) 558 printf("(only servers)");
574 printf("(only servers)"); 559 else
575 else 560 printf("(w/o servers)");
576 printf("(w/o servers)");
577 }
578 printf("\nProto Recv-Q Send-Q Local Address Foreign Address State\n"); 561 printf("\nProto Recv-Q Send-Q Local Address Foreign Address State\n");
579 } 562 }
580 if (inet && flags&NETSTAT_TCP) 563 if (inet && flags & NETSTAT_TCP)
581 do_info(_PATH_PROCNET_TCP,"AF INET (tcp)",tcp_do_one); 564 do_info(_PATH_PROCNET_TCP, "AF INET (tcp)", tcp_do_one);
582#ifdef CONFIG_FEATURE_IPV6 565#if ENABLE_FEATURE_IPV6
583 if (inet6 && flags&NETSTAT_TCP) 566 if (inet6 && flags & NETSTAT_TCP)
584 do_info(_PATH_PROCNET_TCP6,"AF INET6 (tcp)",tcp_do_one); 567 do_info(_PATH_PROCNET_TCP6, "AF INET6 (tcp)", tcp_do_one);
585#endif 568#endif
586 if (inet && flags&NETSTAT_UDP) 569 if (inet && flags & NETSTAT_UDP)
587 do_info(_PATH_PROCNET_UDP,"AF INET (udp)",udp_do_one); 570 do_info(_PATH_PROCNET_UDP, "AF INET (udp)", udp_do_one);
588#ifdef CONFIG_FEATURE_IPV6 571#if ENABLE_FEATURE_IPV6
589 if (inet6 && flags&NETSTAT_UDP) 572 if (inet6 && flags & NETSTAT_UDP)
590 do_info(_PATH_PROCNET_UDP6,"AF INET6 (udp)",udp_do_one); 573 do_info(_PATH_PROCNET_UDP6, "AF INET6 (udp)", udp_do_one);
591#endif 574#endif
592 if (inet && flags&NETSTAT_RAW) 575 if (inet && flags & NETSTAT_RAW)
593 do_info(_PATH_PROCNET_RAW,"AF INET (raw)",raw_do_one); 576 do_info(_PATH_PROCNET_RAW, "AF INET (raw)", raw_do_one);
594#ifdef CONFIG_FEATURE_IPV6 577#if ENABLE_FEATURE_IPV6
595 if (inet6 && flags&NETSTAT_RAW) 578 if (inet6 && flags & NETSTAT_RAW)
596 do_info(_PATH_PROCNET_RAW6,"AF INET6 (raw)",raw_do_one); 579 do_info(_PATH_PROCNET_RAW6, "AF INET6 (raw)", raw_do_one);
597#endif 580#endif
598 if (flags&NETSTAT_UNIX) { 581 if (flags & NETSTAT_UNIX) {
599 printf("Active UNIX domain sockets "); 582 printf("Active UNIX domain sockets ");
600 if ((flags&(NETSTAT_LISTENING|NETSTAT_CONNECTED))==(NETSTAT_LISTENING|NETSTAT_CONNECTED)) 583 if ((flags & (NETSTAT_LISTENING|NETSTAT_CONNECTED)) == (NETSTAT_LISTENING|NETSTAT_CONNECTED))
601 printf("(servers and established)"); 584 printf("(servers and established)");
602 else { 585 else if (flags & NETSTAT_LISTENING)
603 if (flags&NETSTAT_LISTENING) 586 printf("(only servers)");
604 printf("(only servers)"); 587 else
605 else 588 printf("(w/o servers)");
606 printf("(w/o servers)");
607 }
608
609 printf("\nProto RefCnt Flags Type State I-Node Path\n"); 589 printf("\nProto RefCnt Flags Type State I-Node Path\n");
610 do_info(_PATH_PROCNET_UNIX,"AF UNIX",unix_do_one); 590 do_info(_PATH_PROCNET_UNIX, "AF UNIX", unix_do_one);
611 } 591 }
612 return 0; 592 return 0;
613} 593}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-18 05:17:35 +0000