From 774580c2bde4c8b126eed0a80d00cb22cbfb3193 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Wed, 14 Aug 2013 21:54:40 +0200 Subject: Make hostname available to C Code The boards often have a sane default for the hostname. Provide a C function for setting/getting it. Signed-off-by: Sascha Hauer --- common/misc.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'common/misc.c') diff --git a/common/misc.c b/common/misc.c index bb7d4479fa..4ec0e22aaa 100644 --- a/common/misc.c +++ b/common/misc.c @@ -19,6 +19,9 @@ #include #include #include +#include +#include +#include int errno; EXPORT_SYMBOL(errno); @@ -149,3 +152,34 @@ const char *barebox_get_model(void) return CONFIG_BOARDINFO; } EXPORT_SYMBOL(barebox_get_model); + +BAREBOX_MAGICVAR_NAMED(global_model, global.model, "Product name of this hardware"); + +static char *hostname; + +/* + * The hostname is supposed to be the shortname of a board. It should + * contain only lowercase letters, numbers, '-', '_'. No whitespaces + * allowed. + */ +void barebox_set_hostname(const char *__hostname) +{ + if (IS_ENABLED(CONFIG_GLOBALVAR)) { + globalvar_add_simple("hostname", __hostname); + } else { + free(hostname); + hostname = xstrdup(__hostname); + } +} + +const char *barebox_get_hostname(void) +{ + if (IS_ENABLED(CONFIG_GLOBALVAR)) + return getenv("global.hostname"); + + return hostname; +} +EXPORT_SYMBOL(barebox_get_hostname); + +BAREBOX_MAGICVAR_NAMED(global_hostname, global.hostname, + "shortname of the board. Also used as hostname for DHCP requests"); -- cgit v1.2.3