Modules/InitRD - Added inode number lookup support

[tpg/acess2.git] / Modules / Filesystems / InitRD / GenerateInitRD.php

diff --git a/Modules/Filesystems/InitRD/GenerateInitRD.php b/Modules/Filesystems/InitRD/GenerateInitRD.php
index 031ad59..03b7d81 100644 (file)
--- a/Modules/Filesystems/InitRD/GenerateInitRD.php
+++ b/Modules/Filesystems/InitRD/GenerateInitRD.php
@@ -10,6 +10,15 @@ $gOutput = <<<EOF
 
 EOF;
 
+$ACESSDIR = getenv("ACESSDIR");
+$ARCH = getenv("ARCH");
+
+$gInputFile = $argv[1];
+$gOutputFile = $argv[2];
+$gDepFile = ($argc > 3 ? $argv[3] : false);
+
+$gDependencies = array();
+
 $lines = file($argv[1]);
 
 $lDepth = 0;
@@ -18,6 +27,7 @@ $lStack = array( array("",array()) );
 foreach($lines as $line)
 {
        $line = trim($line);
+       // Directory
        if(preg_match('/^Dir\s+"([^"]+)"\s+{$/', $line, $matches))
        {
                $new = array($matches[1], array());
@@ -25,12 +35,14 @@ foreach($lines as $line)
                $lDepth ++;
                continue;
        }
+       // End of a block
        if($line == "}")
        {
                $lDepth --;
                $lStack[$lDepth][1][] = array_pop($lStack);
                continue;
        }
+       // File
        if(preg_match('/^File\s+"([^"]+)"\s+"([^"]+)"$/', $line, $matches))
        {
                $lStack[$lDepth][1][] = array($matches[1], $matches[2]);
@@ -41,15 +53,27 @@ foreach($lines as $line)
 }
 
 function hd($fp)
+{
+       //return "0x".str_pad( dechex(ord(fgetc($fp))), 8, "0", STR_PAD_LEFT );
+       $val = unpack("I", fread($fp, 4));
+       //print_r($val);        exit -1;
+       return "0x".dechex($val[1]);
+}
+
+function hd8($fp)
 {
        return "0x".str_pad( dechex(ord(fgetc($fp))), 2, "0", STR_PAD_LEFT );
 }
 
+$inode = 0;
 function ProcessFolder($prefix, $items)
 {
-       global  $gOutput;
+       global  $gOutput, $gDependencies;
+       global  $ACESSDIR, $ARCH;
+       global  $inode;
        foreach($items as $i=>$item)
        {
+               $inode ++;
                if(is_array($item[1]))
                {
                        ProcessFolder("{$prefix}_{$i}", $item[1]);
@@ -69,6 +93,7 @@ tVFS_Node {$prefix}_{$i} = {
        .ACLs = &gVFS_ACL_EveryoneRX,
        .Flags = VFS_FFLAG_DIRECTORY,
        .Size = $size,
+       .Inode = {$inode},
        .ImplPtr = {$prefix}_{$i}_entries,
        .ReadDir = InitRD_ReadDir,
        .FindDir = InitRD_FindDir
@@ -76,32 +101,42 @@ tVFS_Node {$prefix}_{$i} = {
 
 EOF;
                }
-               else {
-                       if(!file_exists($item[1])) {
-                               echo "ERROR: '{$item[1]}' does not exist\n", 
+               else
+               {
+                       $path = $item[1];
+                       
+                       // Parse path components
+                       $path = str_replace("__BIN__", "$ACESSDIR/Usermode/Output/$ARCH", $path);
+                       $path = str_replace("__FS__", "$ACESSDIR/Usermode/Filesystem", $path);
+                       echo $path,"\n";
+                       // ---
+                       
+                       $gDependencies[] = $path;
+
+                       if(!file_exists($path)) {
+                               echo "ERROR: '{$path}' does not exist\n", 
                                exit(1);
                        }
-                       $size = filesize($item[1]);
+                       $size = filesize($path);
+                       
+                       $fp = fopen($path, "rb");
                        
                        $gOutput .= "Uint8 {$prefix}_{$i}_data[] = {\n";
-                       $fp = fopen($item[1], "rb");
-                       for( $j = 0; $j + 16 < $size; $j += 16 )
-                       {
+                       for( $j = 0; $j + 16 < $size; $j += 16 ) {
                                $gOutput .= "\t";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",";
-                               $gOutput .= hd($fp).",".hd($fp).",\n";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",";
+                               $gOutput .= hd8($fp).",".hd8($fp).",\n";
                        }
                        $gOutput .= "\t";
-                       for( ; $j < $size; $j ++ )
-                       {
+                       for( ; $j < $size; $j ++ ) {
                                if( $j & 15 )   $gOutput .= ",";
-                               $gOutput .= hd($fp);
+                               $gOutput .= hd8($fp);
                        }
                        fclose($fp);
                        $gOutput .= "\n};\n";
@@ -111,6 +146,7 @@ tVFS_Node {$prefix}_{$i} = {
        .ACLs = &gVFS_ACL_EveryoneRX,
        .Flags = 0,
        .Size = $size,
+       .Inode = {$inode},
        .ImplPtr = {$prefix}_{$i}_data,
        .Read = InitRD_ReadFile
 };
@@ -145,7 +181,45 @@ tVFS_Node gInitRD_RootNode = {
 };
 EOF;
 
-$fp = fopen($argv[2], "w");
+$gOutput .= <<<EOF
+
+tVFS_Node * const gInitRD_FileList[] = {
+&gInitRD_RootNode
+EOF;
+
+function PutNodePointers($prefix, $items)
+{
+       global $gOutput;
+       foreach($items as $i=>$item)
+       {
+               $gOutput .= ",&{$prefix}_{$i}";
+               if(is_array($item[1]))
+               {
+                       PutNodePointers("{$prefix}_{$i}", $item[1]);
+               }
+       }
+}
+
+PutNodePointers("gInitRD_Files", $lStack[0][1]);
+
+$gOutput .= <<<EOF
+};
+const int giInitRD_NumFiles = sizeof(gInitRD_FileList)/sizeof(gInitRD_FileList[0]);
+
+EOF;
+
+
+$fp = fopen($gOutputFile, "w");
 fputs($fp, $gOutput);
 fclose($fp);
+
+
+if($gDepFile !== false)
+{
+       $fp = fopen($gDepFile, "w");
+       $line = $gOutputFile.":\t".implode(" ", $gDependencies);
+       fputs($fp, $line);
+       fclose($fp);
+}
+
 ?>