diff options
| author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-06-19 11:24:47 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-06-19 11:24:47 +0000 |
| commit | a61cb92f2d1d9a7862813f37e3e3229e27ad21de (patch) | |
| tree | 4f8e65a81c1f5147c0372289f176e275c6aafba9 | |
| parent | 6d9ea24611090f06b74e0e5b038b6c5b4bbe1063 (diff) | |
make /etc/network parsing configurable. -200 bytes when off.
| -rw-r--r-- | libbb/Config.in | 8 | ||||
| -rw-r--r-- | libbb/inet_common.c | 9 |
2 files changed, 13 insertions, 4 deletions
diff --git a/libbb/Config.in b/libbb/Config.in index 0a3769df2..5f4e416dd 100644 --- a/libbb/Config.in +++ b/libbb/Config.in @@ -26,6 +26,14 @@ config MD5_SIZE_VS_SPEED 2 3.0 5088 3 (smallest) 5.1 4912 +config FEATURE_ETC_NETWORKS + bool "Support for /etc/networks" + default n + help + Enable support for network names in /etc/networks. This is + a rarely used feature which allows you to use names + instead of IP/mask pairs in route command. + config FEATURE_EDITING bool "Command line editing" default n diff --git a/libbb/inet_common.c b/libbb/inet_common.c index 8449201ab..ec3c3f9bb 100644 --- a/libbb/inet_common.c +++ b/libbb/inet_common.c @@ -14,7 +14,9 @@ int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst) { struct hostent *hp; +#if ENABLE_FEATURE_ETC_NETWORKS struct netent *np; +#endif /* Grmpf. -FvK */ s_in->sin_family = AF_INET; @@ -43,6 +45,7 @@ int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst) return 0; } } +#if ENABLE_FEATURE_ETC_NETWORKS /* Try the NETWORKS database to see if this is a known network. */ #ifdef DEBUG bb_error_msg("getnetbyname(%s)", name); @@ -52,6 +55,7 @@ int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst) s_in->sin_addr.s_addr = htonl(np->n_net); return 1; } +#endif if (hostfirst) { /* Don't try again */ return -1; @@ -140,10 +144,7 @@ char *INET_rresolve(struct sockaddr_in *s_in, int numeric, uint32_t netmask) ent = gethostbyaddr((char *) &ad, 4, AF_INET); if (ent) name = xstrdup(ent->h_name); - } else { - /* Hmmm... this is very rare to have named nets, - * and this getnetbyaddr() call is the only one in bbox. - * Maybe get rid of or make configurable? */ + } else if (ENABLE_FEATURE_ETC_NETWORKS) { struct netent *np; #ifdef DEBUG bb_error_msg("getnetbyaddr (%08x)", (unsigned)host_ad); |