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[src/trunk]: src/usr.bin/fstat - factor out common code in the inet and inet6...
details: https://anonhg.NetBSD.org/src/rev/ae485be3e62a
branches: trunk
changeset: 769769:ae485be3e62a
user: christos <christos%NetBSD.org@localhost>
date: Thu Sep 22 17:27:50 2011 +0000
description:
- factor out common code in the inet and inet6 printing.
- add appletalk (ddp) support.
diffstat:
usr.bin/fstat/fstat.c | 280 +++++++++++++++++++++++++++++++------------------
1 files changed, 177 insertions(+), 103 deletions(-)
diffs (truncated from 398 to 300 lines):
diff -r 89e2abd358b7 -r ae485be3e62a usr.bin/fstat/fstat.c
--- a/usr.bin/fstat/fstat.c Thu Sep 22 16:08:49 2011 +0000
+++ b/usr.bin/fstat/fstat.c Thu Sep 22 17:27:50 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: fstat.c,v 1.92 2011/09/10 18:35:28 christos Exp $ */
+/* $NetBSD: fstat.c,v 1.93 2011/09/22 17:27:50 christos Exp $ */
/*-
* Copyright (c) 1988, 1993
@@ -39,7 +39,7 @@
#if 0
static char sccsid[] = "@(#)fstat.c 8.3 (Berkeley) 5/2/95";
#else
-__RCSID("$NetBSD: fstat.c,v 1.92 2011/09/10 18:35:28 christos Exp $");
+__RCSID("$NetBSD: fstat.c,v 1.93 2011/09/22 17:27:50 christos Exp $");
#endif
#endif /* not lint */
@@ -91,6 +91,9 @@
#include <netinet6/in6_pcb.h>
#endif
+#include <netatalk/at.h>
+#include <netatalk/ddp_var.h>
+
#include <netdb.h>
#include <arpa/inet.h>
@@ -153,13 +156,18 @@
static int ext2fs_filestat(struct vnode *, struct filestat *);
static int getfname(const char *);
static void getinetproto(int);
+static void getatproto(int);
static char *getmnton(struct mount *);
static const char *layer_filestat(struct vnode *, struct filestat *);
static int msdosfs_filestat(struct vnode *, struct filestat *);
static int nfs_filestat(struct vnode *, struct filestat *);
+static const char *inet_addrstr(char *, size_t, const struct in_addr *,
+ uint16_t);
#ifdef INET6
-static const char *inet6_addrstr(struct in6_addr *);
+static const char *inet6_addrstr(char *, size_t, const struct in6_addr *,
+ uint16_t);
#endif
+static const char *at_addrstr(char *, size_t, const struct sockaddr_at *);
static void socktrans(struct socket *, int);
static void misctrans(struct file *);
static int ufs_filestat(struct vnode *, struct filestat *);
@@ -748,33 +756,110 @@
return mt->mntonname;
}
+static const char *
+inet_addrstr(char *buf, size_t len, const struct in_addr *a, uint16_t p)
+{
+ char addr[256];
+
+ if (a->s_addr == INADDR_ANY) {
+ if (p == 0)
+ addr[0] = '\0';
+ else
+ strlcpy(addr, "*", sizeof(addr));
+ } else {
+ struct sockaddr_in sin;
+ const int niflags = NI_NUMERICHOST;
+
+ (void)memset(&sin, 0, sizeof(sin));
+ sin.sin_family = AF_INET6;
+ sin.sin_len = sizeof(sin);
+ sin.sin_addr = *a;
+
+ if (getnameinfo((struct sockaddr *)&sin, sin.sin_len,
+ addr, sizeof(addr), NULL, 0, niflags))
+ if (inet_ntop(AF_INET, a, addr, sizeof(addr)) == NULL)
+ strlcpy(addr, "invalid", sizeof(addr));
+ }
+ if (addr[0])
+ snprintf(buf, len, "%s:%u", addr, p);
+ else
+ strlcpy(buf, addr, len);
+ return buf;
+}
+
#ifdef INET6
static const char *
-inet6_addrstr(struct in6_addr *p)
+inet6_addrstr(char *buf, size_t len, const struct in6_addr *a, uint16_t p)
{
- struct sockaddr_in6 sin6;
- static char hbuf[NI_MAXHOST];
- const int niflags = NI_NUMERICHOST;
+ char addr[256];
+
+ if (IN6_IS_ADDR_UNSPECIFIED(a)) {
+ if (p == 0)
+ addr[0] = '\0';
+ else
+ strlcpy(addr, "*", sizeof(addr));
+ } else {
+ struct sockaddr_in6 sin6;
+ const int niflags = NI_NUMERICHOST;
+
+ (void)memset(&sin6, 0, sizeof(sin6));
+ sin6.sin6_family = AF_INET6;
+ sin6.sin6_len = sizeof(sin6);
+ sin6.sin6_addr = *a;
- (void)memset(&sin6, 0, sizeof(sin6));
- sin6.sin6_family = AF_INET6;
- sin6.sin6_len = sizeof(struct sockaddr_in6);
- sin6.sin6_addr = *p;
- if (IN6_IS_ADDR_LINKLOCAL(p) &&
- *(u_int16_t *)&sin6.sin6_addr.s6_addr[2] != 0) {
- sin6.sin6_scope_id =
- ntohs(*(u_int16_t *)&sin6.sin6_addr.s6_addr[2]);
- sin6.sin6_addr.s6_addr[2] = sin6.sin6_addr.s6_addr[3] = 0;
+ if (IN6_IS_ADDR_LINKLOCAL(a) &&
+ *(u_int16_t *)&sin6.sin6_addr.s6_addr[2] != 0) {
+ sin6.sin6_scope_id =
+ ntohs(*(uint16_t *)&sin6.sin6_addr.s6_addr[2]);
+ sin6.sin6_addr.s6_addr[2] = 0;
+ sin6.sin6_addr.s6_addr[3] = 0;
+ }
+
+ if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
+ addr, sizeof(addr), NULL, 0, niflags))
+ if (inet_ntop(AF_INET6, a, addr, sizeof(addr)) == NULL)
+ strlcpy(addr, "invalid", sizeof(addr));
}
+ if (addr[0])
+ snprintf(buf, len, "[%s]:%u", addr, p);
+ else
+ strlcpy(buf, addr, len);
- if (getnameinfo((struct sockaddr *)&sin6, sin6.sin6_len,
- hbuf, sizeof(hbuf), NULL, 0, niflags))
- return "invalid";
-
- return hbuf;
+ return buf;
}
#endif
+static const char *
+at_addrstr(char *buf, size_t len, const struct sockaddr_at *sat)
+{
+ const struct netrange *nr = &sat->sat_range.r_netrange;
+ const struct at_addr *at = &sat->sat_addr;
+ char addr[64], phase[64], range[64];
+
+ if (sat->sat_port || at->s_net || at->s_node) {
+ if (at->s_net || at->s_node)
+ snprintf(addr, sizeof(addr), "%u.%u:%u",
+ ntohs(at->s_net), at->s_node, sat->sat_port);
+ else
+ snprintf(addr, sizeof(addr), "*:%u", sat->sat_port);
+ } else
+ addr[0] = '\0';
+
+ if (nr->nr_phase)
+ snprintf(phase, sizeof(phase), " phase %u", nr->nr_phase);
+ else
+ phase[0] = '\0';
+
+ if (nr->nr_firstnet || nr->nr_lastnet)
+ snprintf(range, sizeof(range), " range [%u-%u]",
+ ntohs(nr->nr_firstnet), ntohs(nr->nr_lastnet));
+ else
+ range[0] = '\0';
+
+ snprintf(buf, len, "%s%s%s", addr, phase, range);
+ return buf;
+}
+
static void
socktrans(struct socket *sock, int i)
{
@@ -795,12 +880,10 @@
struct in6pcb in6pcb;
#endif
struct unpcb unpcb;
+ struct ddpcb ddpcb;
int len;
char dname[32];
-#ifdef INET6
- char xaddrbuf[NI_MAXHOST + 2];
-#endif
-
+ char lbuf[512], fbuf[512];
PREFIX(i);
/* fill in socket */
@@ -845,98 +928,51 @@
* The idea is not to duplicate netstat, but to make available enough
* information for further analysis.
*/
+ fbuf[0] = '\0';
+ lbuf[0] = '\0';
switch(dom.dom_family) {
case AF_INET:
getinetproto(proto.pr_protocol);
- if (proto.pr_protocol == IPPROTO_TCP) {
+ switch (proto.pr_protocol) {
+ case IPPROTO_TCP:
+ case IPPROTO_UDP:
if (so.so_pcb == NULL)
break;
if (kvm_read(kd, (u_long)so.so_pcb, (char *)&inpcb,
- sizeof(struct inpcb)) != sizeof(struct inpcb)) {
+ sizeof(inpcb)) != sizeof(inpcb)) {
dprintf("can't read inpcb at %p", so.so_pcb);
goto bad;
}
- (void)printf(" %lx", (long)inpcb.inp_ppcb);
- (void)printf(" %s:%d",
- inpcb.inp_laddr.s_addr == INADDR_ANY ? "*" :
- inet_ntoa(inpcb.inp_laddr), ntohs(inpcb.inp_lport));
- if (inpcb.inp_fport) {
- (void)printf(" <-> %s:%d",
- inpcb.inp_faddr.s_addr == INADDR_ANY ? "*" :
- inet_ntoa(inpcb.inp_faddr),
- ntohs(inpcb.inp_fport));
- }
- } else if (proto.pr_protocol == IPPROTO_UDP) {
- if (so.so_pcb == NULL)
- break;
- if (kvm_read(kd, (u_long)so.so_pcb, (char *)&inpcb,
- sizeof(struct inpcb)) != sizeof(struct inpcb)) {
- dprintf("can't read inpcb at %p", so.so_pcb);
- goto bad;
- }
- (void)printf(" %lx", (long)so.so_pcb);
- (void)printf(" %s:%d",
- inpcb.inp_laddr.s_addr == INADDR_ANY ? "*" :
- inet_ntoa(inpcb.inp_laddr), ntohs(inpcb.inp_lport));
- if (inpcb.inp_fport)
- (void)printf(" <-> %s:%d",
- inpcb.inp_faddr.s_addr == INADDR_ANY ? "*" :
- inet_ntoa(inpcb.inp_faddr),
- ntohs(inpcb.inp_fport));
- } else if (so.so_pcb)
- (void)printf(" %lx", (long)so.so_pcb);
+ inet_addrstr(lbuf, sizeof(lbuf), &inpcb.inp_laddr,
+ ntohs(inpcb.inp_lport));
+ inet_addrstr(fbuf, sizeof(fbuf), &inpcb.inp_faddr,
+ ntohs(inpcb.inp_fport));
+ break;
+ default:
+ break;
+ }
break;
#ifdef INET6
case AF_INET6:
getinetproto(proto.pr_protocol);
- if (proto.pr_protocol == IPPROTO_TCP) {
+ switch (proto.pr_protocol) {
+ case IPPROTO_TCP:
+ case IPPROTO_UDP:
if (so.so_pcb == NULL)
break;
if (kvm_read(kd, (u_long)so.so_pcb, (char *)&in6pcb,
- sizeof(struct in6pcb)) != sizeof(struct in6pcb)) {
+ sizeof(in6pcb)) != sizeof(in6pcb)) {
dprintf("can't read in6pcb at %p", so.so_pcb);
goto bad;
}
- (void)printf(" %lx", (long)in6pcb.in6p_ppcb);
- (void)snprintf(xaddrbuf, sizeof(xaddrbuf), "[%s]",
- inet6_addrstr(&in6pcb.in6p_laddr));
- (void)printf(" %s:%d",
- IN6_IS_ADDR_UNSPECIFIED(&in6pcb.in6p_laddr) ? "*" :
- xaddrbuf,
- ntohs(in6pcb.in6p_lport));
- if (in6pcb.in6p_fport) {
- (void)snprintf(xaddrbuf, sizeof(xaddrbuf),
- "[%s]", inet6_addrstr(&in6pcb.in6p_faddr));
- (void)printf(" <-> %s:%d",
- IN6_IS_ADDR_UNSPECIFIED(&in6pcb.in6p_faddr) ? "*" :
- xaddrbuf,
- ntohs(in6pcb.in6p_fport));
- }
- } else if (proto.pr_protocol == IPPROTO_UDP) {
- if (so.so_pcb == NULL)
- break;
- if (kvm_read(kd, (u_long)so.so_pcb, (char *)&in6pcb,
- sizeof(struct in6pcb)) != sizeof(struct in6pcb)) {
- dprintf("can't read inpcb at %p", so.so_pcb);
- goto bad;
- }
- (void)printf(" %lx", (long)so.so_pcb);
- (void)snprintf(xaddrbuf, sizeof(xaddrbuf), "[%s]",
- inet6_addrstr(&in6pcb.in6p_laddr));
- (void)printf(" %s:%d",
- IN6_IS_ADDR_UNSPECIFIED(&in6pcb.in6p_laddr) ? "*" :
- xaddrbuf,
- ntohs(in6pcb.in6p_lport));
- if (in6pcb.in6p_fport) {
- (void)snprintf(xaddrbuf, sizeof(xaddrbuf), "[%s]",
- inet6_addrstr(&in6pcb.in6p_faddr));
- (void)printf(" <-> %s:%d",
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