bootp: add ntpserver option to bootp request
Signed-off-by: Luuk Paulussen <luuk.paulussen@alliedtelesis.co.nz>
Acked-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Cc: Ben Warren <biggerbadderben@gmail.com>
diff --git a/net/bootp.c b/net/bootp.c
index 4db63cb..45eaab1 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -228,6 +228,11 @@
NetOurNISDomain[size] = 0;
}
break;
+#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER)
+ case 42: /* NTP server IP */
+ NetCopyIP(&NetNtpServerIP, (IPaddr_t *) (ext + 2));
+ break;
+#endif
/* Application layer fields */
case 43: /* Vendor specific info - Not yet supported */
/*
@@ -278,6 +283,11 @@
if (NetBootFileSize)
debug("NetBootFileSize: %d\n", NetBootFileSize);
+
+#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER)
+ if (NetNtpServerIP)
+ debug("NetNtpServerIP : %pI4\n", &NetNtpServerIP);
+#endif
}
/*
* Handle a BOOTP received packet.
@@ -538,6 +548,11 @@
*e++ = 32;
e += 32;
#endif
+#if defined(CONFIG_BOOTP_NTPSERVER)
+ *e++ = 42;
+ *e++ = 4;
+ e += 4;
+#endif
*e++ = 255; /* End of the list */