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| author | deraadt <> | 1997-04-29 19:15:46 +0000 |
|---|---|---|
| committer | deraadt <> | 1997-04-29 19:15:46 +0000 |
| commit | 4d501a10865093c49a37e193a5f70445ff89a3d7 (patch) | |
| tree | 8bdb40ab9bb1c87ede696a26fcc4772de3089236 | |
| parent | 7eb278cd2038b8232e8e27005805ef473a928586 (diff) | |
| download | openbsd-4d501a10865093c49a37e193a5f70445ff89a3d7.tar.gz openbsd-4d501a10865093c49a37e193a5f70445ff89a3d7.tar.bz2 openbsd-4d501a10865093c49a37e193a5f70445ff89a3d7.zip | |
careful buffer handling
| -rw-r--r-- | src/lib/libc/net/gethostnamadr.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/lib/libc/net/gethostnamadr.c b/src/lib/libc/net/gethostnamadr.c index ae2cd7c91f..ddf8d35528 100644 --- a/src/lib/libc/net/gethostnamadr.c +++ b/src/lib/libc/net/gethostnamadr.c | |||
| @@ -52,7 +52,7 @@ | |||
| 52 | */ | 52 | */ |
| 53 | 53 | ||
| 54 | #if defined(LIBC_SCCS) && !defined(lint) | 54 | #if defined(LIBC_SCCS) && !defined(lint) |
| 55 | static char rcsid[] = "$OpenBSD: gethostnamadr.c,v 1.23 1997/04/27 22:20:47 deraadt Exp $"; | 55 | static char rcsid[] = "$OpenBSD: gethostnamadr.c,v 1.24 1997/04/29 19:15:46 deraadt Exp $"; |
| 56 | #endif /* LIBC_SCCS and not lint */ | 56 | #endif /* LIBC_SCCS and not lint */ |
| 57 | 57 | ||
| 58 | #include <sys/param.h> | 58 | #include <sys/param.h> |
| @@ -503,10 +503,10 @@ gethostbyname2(name, af) | |||
| 503 | h_errno = HOST_NOT_FOUND; | 503 | h_errno = HOST_NOT_FOUND; |
| 504 | return (NULL); | 504 | return (NULL); |
| 505 | } | 505 | } |
| 506 | strncpy(hostbuf, name, MAXDNAME); | 506 | strncpy(hostbuf, name, MAXHOSTNAME-1); |
| 507 | hostbuf[MAXDNAME] = '\0'; | 507 | hostbuf[MAXHOSTNAME-1] = '\0'; |
| 508 | bp = hostbuf + MAXDNAME; | 508 | bp = hostbuf + MAXHOSTNAME; |
| 509 | len = sizeof hostbuf - MAXDNAME; | 509 | len = sizeof hostbuf - MAXHOSTNAME; |
| 510 | host.h_name = hostbuf; | 510 | host.h_name = hostbuf; |
| 511 | host.h_aliases = host_aliases; | 511 | host.h_aliases = host_aliases; |
| 512 | host_aliases[0] = NULL; | 512 | host_aliases[0] = NULL; |
| @@ -536,10 +536,10 @@ gethostbyname2(name, af) | |||
| 536 | h_errno = HOST_NOT_FOUND; | 536 | h_errno = HOST_NOT_FOUND; |
| 537 | return (NULL); | 537 | return (NULL); |
| 538 | } | 538 | } |
| 539 | strncpy(hostbuf, name, MAXDNAME); | 539 | strncpy(hostbuf, name, MAXHOSTNAME-1); |
| 540 | hostbuf[MAXDNAME] = '\0'; | 540 | hostbuf[MAXHOSTNAME-1] = '\0'; |
| 541 | bp = hostbuf + MAXDNAME; | 541 | bp = hostbuf + MAXHOSTNAME; |
| 542 | len = sizeof hostbuf - MAXDNAME; | 542 | len = sizeof hostbuf - MAXHOSTNAME; |
| 543 | host.h_name = hostbuf; | 543 | host.h_name = hostbuf; |
| 544 | host.h_aliases = host_aliases; | 544 | host.h_aliases = host_aliases; |
| 545 | host_aliases[0] = NULL; | 545 | host_aliases[0] = NULL; |