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make /etc/network parsing configurable. -200 bytes when off.
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@ -26,6 +26,14 @@ config MD5_SIZE_VS_SPEED
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2 3.0 5088
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3 (smallest) 5.1 4912
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config FEATURE_ETC_NETWORKS
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bool "Support for /etc/networks"
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default n
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help
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Enable support for network names in /etc/networks. This is
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a rarely used feature which allows you to use names
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instead of IP/mask pairs in route command.
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config FEATURE_EDITING
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bool "Command line editing"
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default n
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@ -14,7 +14,9 @@
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int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst)
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{
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struct hostent *hp;
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#if ENABLE_FEATURE_ETC_NETWORKS
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struct netent *np;
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#endif
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/* Grmpf. -FvK */
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s_in->sin_family = AF_INET;
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@ -43,6 +45,7 @@ int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst)
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return 0;
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}
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}
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#if ENABLE_FEATURE_ETC_NETWORKS
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/* Try the NETWORKS database to see if this is a known network. */
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#ifdef DEBUG
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bb_error_msg("getnetbyname(%s)", name);
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@ -52,6 +55,7 @@ int INET_resolve(const char *name, struct sockaddr_in *s_in, int hostfirst)
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s_in->sin_addr.s_addr = htonl(np->n_net);
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return 1;
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}
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#endif
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if (hostfirst) {
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/* Don't try again */
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return -1;
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@ -140,10 +144,7 @@ char *INET_rresolve(struct sockaddr_in *s_in, int numeric, uint32_t netmask)
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ent = gethostbyaddr((char *) &ad, 4, AF_INET);
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if (ent)
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name = xstrdup(ent->h_name);
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} else {
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/* Hmmm... this is very rare to have named nets,
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* and this getnetbyaddr() call is the only one in bbox.
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* Maybe get rid of or make configurable? */
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} else if (ENABLE_FEATURE_ETC_NETWORKS) {
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struct netent *np;
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#ifdef DEBUG
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bb_error_msg("getnetbyaddr (%08x)", (unsigned)host_ad);
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