diff options
Diffstat (limited to 'canohost.c')
-rw-r--r-- | canohost.c | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/canohost.c b/canohost.c index 6ca60e6b4..2345cc35c 100644 --- a/canohost.c +++ b/canohost.c | |||
@@ -1,3 +1,4 @@ | |||
1 | /* $OpenBSD: canohost.c,v 1.61 2006/08/03 03:34:41 deraadt Exp $ */ | ||
1 | /* | 2 | /* |
2 | * Author: Tatu Ylonen <ylo@cs.hut.fi> | 3 | * Author: Tatu Ylonen <ylo@cs.hut.fi> |
3 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland | 4 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
@@ -12,10 +13,23 @@ | |||
12 | */ | 13 | */ |
13 | 14 | ||
14 | #include "includes.h" | 15 | #include "includes.h" |
15 | RCSID("$OpenBSD: canohost.c,v 1.48 2005/12/28 22:46:06 stevesk Exp $"); | ||
16 | 16 | ||
17 | #include "packet.h" | 17 | #include <sys/types.h> |
18 | #include <sys/socket.h> | ||
19 | |||
20 | #include <netinet/in.h> | ||
21 | #include <arpa/inet.h> | ||
22 | |||
23 | #include <ctype.h> | ||
24 | #include <errno.h> | ||
25 | #include <netdb.h> | ||
26 | #include <stdio.h> | ||
27 | #include <stdlib.h> | ||
28 | #include <string.h> | ||
29 | #include <stdarg.h> | ||
30 | |||
18 | #include "xmalloc.h" | 31 | #include "xmalloc.h" |
32 | #include "packet.h" | ||
19 | #include "log.h" | 33 | #include "log.h" |
20 | #include "canohost.h" | 34 | #include "canohost.h" |
21 | 35 | ||
@@ -43,6 +57,9 @@ get_remote_hostname(int sock, int use_dns) | |||
43 | cleanup_exit(255); | 57 | cleanup_exit(255); |
44 | } | 58 | } |
45 | 59 | ||
60 | if (from.ss_family == AF_INET) | ||
61 | check_ip_options(sock, ntop); | ||
62 | |||
46 | ipv64_normalise_mapped(&from, &fromlen); | 63 | ipv64_normalise_mapped(&from, &fromlen); |
47 | 64 | ||
48 | if (from.ss_family == AF_INET6) | 65 | if (from.ss_family == AF_INET6) |
@@ -52,9 +69,6 @@ get_remote_hostname(int sock, int use_dns) | |||
52 | NULL, 0, NI_NUMERICHOST) != 0) | 69 | NULL, 0, NI_NUMERICHOST) != 0) |
53 | fatal("get_remote_hostname: getnameinfo NI_NUMERICHOST failed"); | 70 | fatal("get_remote_hostname: getnameinfo NI_NUMERICHOST failed"); |
54 | 71 | ||
55 | if (from.ss_family == AF_INET) | ||
56 | check_ip_options(sock, ntop); | ||
57 | |||
58 | if (!use_dns) | 72 | if (!use_dns) |
59 | return xstrdup(ntop); | 73 | return xstrdup(ntop); |
60 | 74 | ||
@@ -87,7 +101,7 @@ get_remote_hostname(int sock, int use_dns) | |||
87 | */ | 101 | */ |
88 | for (i = 0; name[i]; i++) | 102 | for (i = 0; name[i]; i++) |
89 | if (isupper(name[i])) | 103 | if (isupper(name[i])) |
90 | name[i] = tolower(name[i]); | 104 | name[i] = (char)tolower(name[i]); |
91 | /* | 105 | /* |
92 | * Map it back to an IP address and check that the given | 106 | * Map it back to an IP address and check that the given |
93 | * address actually is an address of this host. This is | 107 | * address actually is an address of this host. This is |
@@ -102,7 +116,7 @@ get_remote_hostname(int sock, int use_dns) | |||
102 | hints.ai_socktype = SOCK_STREAM; | 116 | hints.ai_socktype = SOCK_STREAM; |
103 | if (getaddrinfo(name, NULL, &hints, &aitop) != 0) { | 117 | if (getaddrinfo(name, NULL, &hints, &aitop) != 0) { |
104 | logit("reverse mapping checking getaddrinfo for %.700s " | 118 | logit("reverse mapping checking getaddrinfo for %.700s " |
105 | "failed - POSSIBLE BREAK-IN ATTEMPT!", name); | 119 | "[%s] failed - POSSIBLE BREAK-IN ATTEMPT!", name, ntop); |
106 | return xstrdup(ntop); | 120 | return xstrdup(ntop); |
107 | } | 121 | } |
108 | /* Look for the address from the list of addresses. */ | 122 | /* Look for the address from the list of addresses. */ |