diff options
| author | ache <ache@FreeBSD.org> | 1996-06-17 14:59:07 +0000 |
|---|---|---|
| committer | ache <ache@FreeBSD.org> | 1996-06-17 14:59:07 +0000 |
| commit | 87e1afbd93806de284d32e8ad045257b64ab7349 (patch) | |
| tree | 1c5ef356980a448d0e01ba62964b7945541d624d /libexec | |
| parent | aba2bff439b6d99def06b8e2338b3e0060281808 (diff) | |
| download | FreeBSD-src-87e1afbd93806de284d32e8ad045257b64ab7349.zip FreeBSD-src-87e1afbd93806de284d32e8ad045257b64ab7349.tar.gz | |
If hostname > UT_HOSTSIZE, use its numerical address instead to keep
valid utmp and wtmp entries
Diffstat (limited to 'libexec')
| -rw-r--r-- | libexec/ftpd/logwtmp.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/libexec/ftpd/logwtmp.c b/libexec/ftpd/logwtmp.c index d40840c..d08bdba 100644 --- a/libexec/ftpd/logwtmp.c +++ b/libexec/ftpd/logwtmp.c @@ -37,10 +37,13 @@ static char sccsid[] = "@(#)logwtmp.c 8.1 (Berkeley) 6/4/93"; #endif /* not lint */ #include <sys/types.h> -#include <sys/time.h> #include <sys/stat.h> +#include <netinet/in.h> +#include <arpa/inet.h> #include <fcntl.h> +#include <time.h> +#include <netdb.h> #include <utmp.h> #include <unistd.h> #include <stdio.h> @@ -61,6 +64,18 @@ logwtmp(line, name, host) struct utmp ut; struct stat buf; + if (strlen(host) > UT_HOSTSIZE) { + struct hostent *hp = gethostbyname(host); + + if (hp != NULL) { + struct in_addr in; + + memmove(&in, hp->h_addr, sizeof(in)); + host = inet_ntoa(in); + } else + host = "invalid hostname"; + } + if (fd < 0 && (fd = open(_PATH_WTMP, O_WRONLY|O_APPEND, 0)) < 0) return; if (fstat(fd, &buf) == 0) { |
