diff options
| author | Koen Kooi <koen@openembedded.org> | 2005-06-30 08:19:37 +0000 |
|---|---|---|
| committer | OpenEmbedded Project <openembedded-devel@lists.openembedded.org> | 2005-06-30 08:19:37 +0000 |
| commit | c8e5702127e507e82e6f68a4b8c546803accea9d (patch) | |
| tree | 00583491f40ecc640f2b28452af995e3a63a09d7 /packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support | |
| parent | 87ec8ca4d2e2eb4d1c1e1e1a6b46a395d56805b9 (diff) | |
import clean BK tree at cset 1.3670
Diffstat (limited to 'packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support')
| -rw-r--r-- | packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support b/packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support index e69de29bb2..0e1ecf5b4a 100644 --- a/packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support +++ b/packages/tcp-wrappers/tcp-wrappers-7.6/14_cidr_support @@ -0,0 +1,66 @@ +diff -ruN tcp_wrappers_7.6.orig/hosts_access.5 tcp_wrappers_7.6/hosts_access.5 +--- tcp_wrappers_7.6.orig/hosts_access.5 2003-08-21 03:15:36.000000000 +0200 ++++ tcp_wrappers_7.6/hosts_access.5 2003-08-21 03:15:31.000000000 +0200 +@@ -90,6 +90,10 @@ + pattern `131.155.72.0/255.255.254.0\' matches every address in the + range `131.155.72.0\' through `131.155.73.255\'. + .IP \(bu ++An expression of the form `n.n.n.n/mm' is interpreted as a ++`net/masklength' pair, where `mm' is the number of consecutive `1' ++bits in the netmask applied to the `n.n.n.n' address. ++.IP \(bu + An expression of the form `[n:n:n:n:n:n:n:n]/m\' is interpreted as a + `[net]/prefixlen\' pair. An IPv6 host address is matched if + `prefixlen\' bits of `net\' is equal to the `prefixlen\' bits of the +diff -ruN tcp_wrappers_7.6.orig/hosts_access.c tcp_wrappers_7.6/hosts_access.c +--- tcp_wrappers_7.6.orig/hosts_access.c 2003-08-21 03:15:36.000000000 +0200 ++++ tcp_wrappers_7.6/hosts_access.c 2003-08-21 03:09:30.000000000 +0200 +@@ -417,7 +417,8 @@ + if ((addr = dot_quad_addr(string)) == INADDR_NONE) + return (NO); + if ((net = dot_quad_addr(net_tok)) == INADDR_NONE +- || (mask = dot_quad_addr(mask_tok)) == INADDR_NONE) { ++ || ((mask = dot_quad_addr(mask_tok)) == INADDR_NONE ++ && (mask = cidr_mask_addr(mask_tok)) == 0)) { + #ifndef INET6 + tcpd_warn("bad net/mask expression: %s/%s", net_tok, mask_tok); + #endif +diff -ruN tcp_wrappers_7.6.orig/misc.c tcp_wrappers_7.6/misc.c +--- tcp_wrappers_7.6.orig/misc.c 2003-08-21 03:15:36.000000000 +0200 ++++ tcp_wrappers_7.6/misc.c 2003-08-21 03:09:30.000000000 +0200 +@@ -107,3 +107,17 @@ + } + return (runs == 4 ? inet_addr(str) : INADDR_NONE); + } ++ ++/* cidr_mask_addr - convert cidr netmask length to internal form */ ++ ++unsigned long cidr_mask_addr(str) ++char *str; ++{ ++ int maskbits; ++ ++ maskbits = atoi(str); ++ if (maskbits < 1 || maskbits > 32) ++ return (0); ++ return htonl(0xFFFFFFFF << (32 - maskbits)); ++} ++ +diff -ruN tcp_wrappers_7.6.orig/tcpdchk.c tcp_wrappers_7.6/tcpdchk.c +--- tcp_wrappers_7.6.orig/tcpdchk.c 2003-08-21 03:15:36.000000000 +0200 ++++ tcp_wrappers_7.6/tcpdchk.c 2003-08-21 03:09:30.000000000 +0200 +@@ -497,12 +497,12 @@ + int mask_len; + + if ((dot_quad_addr(pat) == INADDR_NONE +- || dot_quad_addr(mask) == INADDR_NONE) ++ || dot_quad_addr(mask) == INADDR_NONE && cidr_mask_addr(mask) == 0) + && (!is_inet6_addr(pat) + || ((mask_len = atoi(mask)) < 0 || mask_len > 128))) + #else + if (dot_quad_addr(pat) == INADDR_NONE +- || dot_quad_addr(mask) == INADDR_NONE) ++ || dot_quad_addr(mask) == INADDR_NONE && cidr_mask_addr(mask) == 0) + #endif + tcpd_warn("%s/%s: bad net/mask pattern", pat, mask); + } else if (STR_EQ(pat, "FAIL")) { /* obsolete */ |