+++ /dev/null
-From d63a0b7fd665fae1dd34d3e86127b93dd87b8114 Mon Sep 17 00:00:00 2001
-From: Paulo Flabiano Smorigo <pfsmorigo@br.ibm.com>
-Date: Tue, 27 Nov 2012 17:18:53 -0200
-Subject: [PATCH 2/3] DHCP client ID and UUID options added.
-
----
- grub-core/net/bootp.c | 56 +++++++++++++++++++++++++++++++++++++++++--------
- include/grub/net.h | 2 ++
- 2 files changed, 49 insertions(+), 9 deletions(-)
-
-diff --git a/grub-core/net/bootp.c b/grub-core/net/bootp.c
-index bc07d53..3b4130d 100644
---- a/grub-core/net/bootp.c
-+++ b/grub-core/net/bootp.c
-@@ -51,6 +51,14 @@ set_env_limn_ro (const char *intername, const char *suffix,
- grub_register_variable_hook (varname, 0, grub_env_write_readonly);
- }
-
-+static char
-+hexdigit (grub_uint8_t val)
-+{
-+ if (val < 10)
-+ return val + '0';
-+ return val + 'a' - 10;
-+}
-+
- static void
- parse_dhcp_vendor (const char *name, void *vend, int limit, int *mask)
- {
-@@ -81,6 +89,9 @@ parse_dhcp_vendor (const char *name, void *vend, int limit, int *mask)
-
- taglength = *ptr++;
-
-+ grub_dprintf("net", "DHCP option %u (0x%02x) found with length %u.\n",
-+ tagtype, tagtype, taglength);
-+
- switch (tagtype)
- {
- case GRUB_NET_BOOTP_NETMASK:
-@@ -121,7 +132,9 @@ parse_dhcp_vendor (const char *name, void *vend, int limit, int *mask)
- grub_net_add_dns_server (&s);
- ptr += 4;
- }
-- }
-+ /* Skip adittional increment */
-+ continue;
-+ }
- break;
- case GRUB_NET_BOOTP_HOSTNAME:
- set_env_limn_ro (name, "hostname", (char *) ptr, taglength);
-@@ -139,6 +152,39 @@ parse_dhcp_vendor (const char *name, void *vend, int limit, int *mask)
- set_env_limn_ro (name, "extensionspath", (char *) ptr, taglength);
- break;
-
-+ case GRUB_NET_BOOTP_CLIENT_ID:
-+ set_env_limn_ro (name, "clientid", (char *) ptr, taglength);
-+ break;
-+
-+ case GRUB_NET_BOOTP_CLIENT_UUID:
-+ {
-+ if (taglength != 17)
-+ break;
-+
-+ /* The format is 9cfe245e-d0c8-bd45-a79f-54ea5fbd3d97 */
-+
-+ ptr += 1;
-+ taglength -= 1;
-+
-+ char *val = grub_malloc (2 * taglength + 4 + 1);
-+ int i = 0;
-+ int j = 0;
-+ for (i = 0; i < taglength; i++)
-+ {
-+ val[2 * i + j] = hexdigit (ptr[i] >> 4);
-+ val[2 * i + 1 + j] = hexdigit (ptr[i] & 0xf);
-+
-+ if ((i == 3) || (i == 5) || (i == 7) || (i == 9))
-+ {
-+ j++;
-+ val[2 * i + 1+ j] = '-';
-+ }
-+ }
-+
-+ set_env_limn_ro (name, "clientuuid", (char *) val, 2 * taglength + 4);
-+ }
-+ break;
-+
- /* If you need any other options please contact GRUB
- developpement team. */
- }
-@@ -299,14 +345,6 @@ grub_net_process_dhcp (struct grub_net_buff *nb,
- }
- }
-
--static char
--hexdigit (grub_uint8_t val)
--{
-- if (val < 10)
-- return val + '0';
-- return val + 'a' - 10;
--}
--
- static grub_err_t
- grub_cmd_dhcpopt (struct grub_command *cmd __attribute__ ((unused)),
- int argc, char **args)
-diff --git a/include/grub/net.h b/include/grub/net.h
-index a7e5b2c..45348dd 100644
---- a/include/grub/net.h
-+++ b/include/grub/net.h
-@@ -423,6 +423,8 @@ enum
- GRUB_NET_BOOTP_DOMAIN = 0x0f,
- GRUB_NET_BOOTP_ROOT_PATH = 0x11,
- GRUB_NET_BOOTP_EXTENSIONS_PATH = 0x12,
-+ GRUB_NET_BOOTP_CLIENT_ID = 0x3d,
-+ GRUB_NET_BOOTP_CLIENT_UUID = 0x61,
- GRUB_NET_BOOTP_END = 0xff
- };
-
---
-1.7.10.4
-