Add back needed functions

1 files changed, 80 insertions, 0 deletions

diff --git a/etc/inc/system.inc b/etc/inc/system.inc
index da34e66..c8d200f 100644
--- a/etc/inc/system.inc
+++ b/etc/inc/system.inc
@@ -1345,6 +1345,8 @@ function system_check_reset_button() {
 	if(!$g['platform'] == "nanobsd")
 		return 0;
 
+	$specplatform = system_identify_specific_platform();
+
 	if ($specplatform['name'] != "wrap" && $specplatform['name'] != "alix")
 		return 0;
 
@@ -1371,4 +1373,82 @@ EOD;
 	return 0;
 }
 
+/* attempt to identify the specific platform (for embedded systems)
+   Returns an array with two elements:
+	name => platform string (e.g. 'wrap', 'alix' etc.)
+	descr => human-readable description (e.g. "PC Engines WRAP")
+*/
+function system_identify_specific_platform() {
+	global $g;
+	
+	if ($g['platform'] == 'generic-pc')
+		return array('name' => 'generic-pc', 'descr' => "Generic PC");
+	
+	if ($g['platform'] == 'generic-pc-cdrom')
+		return array('name' => 'generic-pc-cdrom', 'descr' => "Generic PC (CD-ROM)");
+	
+	/* the rest of the code only deals with 'embedded' platforms */
+	if ($g['platform'] != 'embedded')
+		return array('name' => $g['platform'], 'descr' => $g['platform']);
+	
+	$dmesg = system_get_dmesg_boot();
+	
+	if (strpos($dmesg, "PC Engines WRAP") !== false)
+		return array('name' => 'wrap', 'descr' => 'PC Engines WRAP');
+	
+	if (strpos($dmesg, "PC Engines ALIX") !== false)
+		return array('name' => 'alix', 'descr' => 'PC Engines ALIX');
+
+	if (preg_match("/Soekris net45../", $dmesg, $matches))
+		return array('name' => 'net45xx', 'descr' => $matches[0]);
+	
+	if (preg_match("/Soekris net48../", $dmesg, $matches))
+		return array('name' => 'net48xx', 'descr' => $matches[0]);
+		
+	if (preg_match("/Soekris net55../", $dmesg, $matches))
+		return array('name' => 'net55xx', 'descr' => $matches[0]);
+	
+	/* unknown embedded platform */
+	return array('name' => 'embedded', 'descr' => 'embedded (unknown)');
+}
+
+function system_get_dmesg_boot() {
+	global $g;
+	
+	if (!file_exists("{$g['varlog_path']}/dmesg.boot"))
+		system_dmesg_save();
+	
+	return file_get_contents("{$g['varlog_path']}/dmesg.boot");
+}
+
+function system_dmesg_save() {
+	global $g;
+	
+	if (file_exists("{$g['varlog_path']}/dmesg.boot"))
+		return 0;	/* nothing to do */
+	
+	exec("/sbin/dmesg", $dmesg);
+	
+	/* find last copyright line (output from previous boots may be present) */
+	$lastcpline = 0;
+	
+	for ($i = 0; $i < count($dmesg); $i++) {
+		if (strstr($dmesg[$i], "Copyright (c) 1992-"))
+			$lastcpline = $i;
+	}
+	
+	$fd = fopen("{$g['varlog_path']}/dmesg.boot", "w");
+	if (!$fd) {
+		printf("Error: cannot open dmesg.boot in system_dmesg_save().\n");
+		return 1;
+	}
+	
+	for ($i = $lastcpline; $i < count($dmesg); $i++)
+		fwrite($fd, $dmesg[$i] . "\n");
+	
+	fclose($fd);
+	
+	return 0;
+}
+
 ?>
\ No newline at end of file