From 3ab7d3b66bde9778c8c891fa12607e3dc78c35d7 Mon Sep 17 00:00:00 2001 From: Guillaume Cottenceau Date: Wed, 28 Jan 2004 14:42:47 +0000 Subject: allow having no DNS by only using the ip callback once, see DNS == IP as a special case, don't do DNS calls when no DNS is configured to avoid timeouts --- mdk-stage1/network.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'mdk-stage1/network.c') diff --git a/mdk-stage1/network.c b/mdk-stage1/network.c index 1eb786cc8..13085cfcc 100644 --- a/mdk-stage1/network.c +++ b/mdk-stage1/network.c @@ -348,8 +348,12 @@ static void static_ip_callback(char ** strings) { struct in_addr addr; - if (!inet_aton(strings[0], &addr)) + static int done = 0; + if (done) + return; + if (streq(strings[0], "") || !inet_aton(strings[0], &addr)) return; + done = 1; if (!strcmp(strings[1], "")) { char * ptr; @@ -400,6 +404,11 @@ static enum return_type setup_network_interface(struct interface_info * intf) dns_server.s_addr = 0; /* keep an understandable state */ } + if (streq(answers[0], answers[1])) { + log_message("IP and DNS are the same, guess you don't want a DNS, disabling it"); + dns_server.s_addr = 0; /* keep an understandable state */ + } + if (!inet_aton(answers[2], &gateway)) { log_message("invalid gateway"); gateway.s_addr = 0; /* keep an understandable state */ -- cgit v1.2.1