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author | sjg <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
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committer | sjg <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
commit | d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2 (patch) | |
tree | b04f4bd7cd887f50e7d98af35f46b9834ff86c80 /usr.sbin/ndp | |
parent | 3c8e37b1d04827f33c0c9a7594bd1b1ef7cdb3d3 (diff) | |
parent | 4fbde208c6460d576f64d6dc3cdc6cab085a4283 (diff) | |
download | FreeBSD-src-d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2.zip FreeBSD-src-d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2.tar.gz |
Merge head from 7/28
Diffstat (limited to 'usr.sbin/ndp')
-rw-r--r-- | usr.sbin/ndp/ndp.8 | 25 | ||||
-rw-r--r-- | usr.sbin/ndp/ndp.c | 25 |
2 files changed, 36 insertions, 14 deletions
diff --git a/usr.sbin/ndp/ndp.8 b/usr.sbin/ndp/ndp.8 index 19da8bb..c2a4c1d 100644 --- a/usr.sbin/ndp/ndp.8 +++ b/usr.sbin/ndp/ndp.8 @@ -29,7 +29,7 @@ .\" .\" $FreeBSD$ .\" -.Dd Jan 10, 2013 +.Dd May 9, 2014 .Dt NDP 8 .Os .\" @@ -136,9 +136,26 @@ seconds. Erase all the NDP entries. .It Fl d Delete specified NDP entry. -.It Fl f -Parse the file specified by -.Ar filename . +.It Fl f Ar filename +Cause the file +.Ar filename +to be read and multiple entries to be set in the +.Tn NDP +table. +Entries +in the file should be of the form +.Pp +.Bd -ragged -offset indent -compact +.Ar hostname ether_addr +.Op Cm temp +.Op Cm proxy +.Ed +.Pp +with argument meanings as given above. +Leading whitespace and empty lines are ignored. +A +.Ql # +character will mark the rest of the line as a comment. .It Fl H Harmonize consistency between the routing table and the default router list; install the top entry of the list into the kernel routing table. diff --git a/usr.sbin/ndp/ndp.c b/usr.sbin/ndp/ndp.c index 3888b05..e896010 100644 --- a/usr.sbin/ndp/ndp.c +++ b/usr.sbin/ndp/ndp.c @@ -97,6 +97,7 @@ #include <arpa/inet.h> +#include <ctype.h> #include <netdb.h> #include <errno.h> #include <nlist.h> @@ -126,7 +127,7 @@ char host_buf[NI_MAXHOST]; /* getnameinfo() */ char ifix_buf[IFNAMSIZ]; /* if_indextoname() */ int main(int, char **); -int file(char *); +static int file(char *); void getsocket(void); int set(int, char **); void get(char *); @@ -187,9 +188,10 @@ main(int argc, char **argv) mode = ch; arg = NULL; break; - case 'd': case 'f': - case 'i' : + exit(file(optarg) ? 1 : 0); + case 'd': + case 'i': if (mode) { usage(); /*NOTREACHED*/ @@ -312,17 +314,15 @@ main(int argc, char **argv) /* * Process a file to set standard ndp entries */ -int +static int file(char *name) { FILE *fp; int i, retval; - char line[100], arg[5][50], *args[5]; + char line[100], arg[5][50], *args[5], *p; - if ((fp = fopen(name, "r")) == NULL) { - fprintf(stderr, "ndp: cannot open %s\n", name); - exit(1); - } + if ((fp = fopen(name, "r")) == NULL) + err(1, "cannot open %s", name); args[0] = &arg[0][0]; args[1] = &arg[1][0]; args[2] = &arg[2][0]; @@ -330,10 +330,15 @@ file(char *name) args[4] = &arg[4][0]; retval = 0; while (fgets(line, sizeof(line), fp) != NULL) { + if ((p = strchr(line, '#')) != NULL) + *p = '\0'; + for (p = line; isblank(*p); p++); + if (*p == '\n' || *p == '\0') + continue; i = sscanf(line, "%49s %49s %49s %49s %49s", arg[0], arg[1], arg[2], arg[3], arg[4]); if (i < 2) { - fprintf(stderr, "ndp: bad line: %s\n", line); + warnx("bad line: %s", line); retval = 1; continue; } |