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>

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>
Luuk Paulussen · Wolfgang Denk
1 parent 7130a579fd
Showing 1 changed file with 15 additions and 0 deletions Side-by-side Diff
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.
@@ -537,6 +547,11 @@
 	*e++ = 40;		/* NIS Domain name request */
 	*e++ = 32;
 	e   += 32;
+#endif
+#if defined(CONFIG_BOOTP_NTPSERVER)
+	*e++ = 42;
+	*e++ = 4;
+	e   += 4;
 #endif
  
 	*e++ = 255;		/* End of the list */
...	...	@@ -228,6 +228,11 @@
228	228	NetOurNISDomain[size] = 0;
229	229	}
230	230	break;
	231	+#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER)
	232	+ case 42: /* NTP server IP */
	233	+ NetCopyIP(&NetNtpServerIP, (IPaddr_t *) (ext + 2));
	234	+ break;
	235	+#endif
231	236	/* Application layer fields */
232	237	case 43: /* Vendor specific info - Not yet supported */
233	238	/*
...	...	@@ -278,6 +283,11 @@
278	283
279	284	if (NetBootFileSize)
280	285	debug("NetBootFileSize: %d\n", NetBootFileSize);
	286	+
	287	+#if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER)
	288	+ if (NetNtpServerIP)
	289	+ debug("NetNtpServerIP : %pI4\n", &NetNtpServerIP);
	290	+#endif
281	291	}
282	292	/*
283	293	* Handle a BOOTP received packet.
...	...	@@ -537,6 +547,11 @@
537	547	e++ = 40; / NIS Domain name request */
538	548	*e++ = 32;
539	549	e += 32;
	550	+#endif
	551	+#if defined(CONFIG_BOOTP_NTPSERVER)
	552	+ *e++ = 42;
	553	+ *e++ = 4;
	554	+ e += 4;
540	555	#endif
541	556
542	557	e++ = 255; / End of the list */