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Hook network protocols

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-09-02 00:07:55 +02:00
parent 975cffff74
commit 9a9852df79
6 changed files with 87 additions and 16 deletions
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33
grub-core/commands/net.c
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@ -269,6 +269,37 @@ grub_cmd_addroute (struct grub_command *cmd __attribute__ ((unused)),
return GRUB_ERR_NONE;
}
grub_net_app_level_t grub_net_app_level_list;
static grub_net_t
grub_net_open_real (const char *name)
{
const char *comma = grub_strchr (name, ',');
grub_net_app_level_t proto;
if (!comma)
comma = name + grub_strlen (name);
FOR_NET_APP_LEVEL (proto)
{
if (comma - name == (grub_ssize_t) grub_strlen (proto->name)
&& grub_memcmp (proto->name, name, comma - name) == 0)
{
grub_net_t ret = grub_malloc (sizeof (*ret));
if (!ret)
return NULL;
ret->protocol = proto;
ret->name = grub_strdup (name);
if (!ret->name)
{
grub_free (ret);
return NULL;
}
return ret;
}
}
return NULL;
}
static grub_command_t cmd_addaddr, cmd_deladdr, cmd_addroute, cmd_delroute;
GRUB_MOD_INIT(net)
@ -285,6 +316,7 @@ GRUB_MOD_INIT(net)
cmd_delroute = grub_register_command ("net_del_route", grub_cmd_delroute,
"SHORTNAME",
N_("Delete a network route."));
grub_net_open = grub_net_open_real;
}
GRUB_MOD_FINI(net)
@ -293,4 +325,5 @@ GRUB_MOD_FINI(net)
grub_unregister_command (cmd_deladdr);
grub_unregister_command (cmd_addroute);
grub_unregister_command (cmd_delroute);
grub_net_open = NULL;
}