From 65e8f70ac79804f4c7519c4c0237642984e4c0b0 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@cadel.mutabah.net>
Date: Mon, 9 Jul 2012 16:24:35 +0800
Subject: [PATCH] DiskTool - Mounts successfully, debugging readdir

---
 Tools/DiskTool/src/actions.c     | 57 ++++++++++++++++++++++++++++----
 Tools/DiskTool/src/main.c        | 10 ++++++
 Tools/DiskTool/src/vfs_handles.c | 24 ++++++++++++--
 3 files changed, 82 insertions(+), 9 deletions(-)

diff --git a/Tools/DiskTool/src/actions.c b/Tools/DiskTool/src/actions.c
index f1f86864..417a86b9 100644
--- a/Tools/DiskTool/src/actions.c
+++ b/Tools/DiskTool/src/actions.c
@@ -51,9 +51,31 @@ int DiskTool_Copy(const char *Source, const char *Destination)
 	return -1;
 }
 
+int DiskTool_ListDirectory(const char *Directory)
+{
+	int fd = DiskTool_int_TranslateOpen(Directory, 2);
+	if(fd == -1) {
+//		fprintf(stderr, "Can't open '%s'\n", Directory);
+		return -1;
+	}
+
+	printf("Directory listing of '%s'\n", Directory);	
+
+	char	name[256];
+	while( VFS_ReadDir(fd, name) )
+	{
+		printf("%s\n", name);
+	}
+	
+	VFS_Close(fd);
+	
+	return 0;
+}
+
 // --- Internal helpers ---
 size_t DiskTool_int_TranslatePath(char *Buffer, const char *Path)
 {
+	 int	len;
 	const char *colon = strchr(Path, ':');
 	if( colon )
 	{
@@ -64,11 +86,18 @@ size_t DiskTool_int_TranslatePath(char *Buffer, const char *Path)
 				goto native_path;
 		}
 		
-		return -1;
+		len = strlen("/Mount/");
+		len += strlen(Path);
+		if( Buffer ) {
+			strcpy(Buffer, "/Mount/");
+			strncat(Buffer+strlen("/Mount/"), Path, colon - Path);
+			strcat(Buffer, colon + 1);
+		}
+		return len;
 	}
 	
-native_path: {
-	 int	len = strlen("/Native");
+native_path:
+	len = strlen("/Native");
 	len += strlen( getenv("PWD") ) + 1;
 	len += strlen(Path);
 	if( Buffer ) {
@@ -78,12 +107,28 @@ native_path: {
 		strcat(Buffer, Path);
 	}
 	return len;
-	}
 }
 
 int DiskTool_int_TranslateOpen(const char *File, int Mode)
 {
-	// Determine if the source is a mounted image or a file on the source FS
-	return -1;
+	size_t tpath_len = DiskTool_int_TranslatePath(NULL, File);
+	if(tpath_len == -1)
+		return -1;
+	char tpath[tpath_len-1];
+	DiskTool_int_TranslatePath(tpath, File);
+
+//	printf("Opening '%s'\n", tpath);	
+
+	switch(Mode)
+	{
+	case 0:	// Read
+		return VFS_Open(tpath, VFS_OPENFLAG_READ);
+	case 1:	// Write
+		return VFS_Open(tpath, VFS_OPENFLAG_READ|VFS_OPENFLAG_WRITE);
+	case 2:	// Directory
+		return VFS_Open(tpath, VFS_OPENFLAG_READ|VFS_OPENFLAG_EXEC);
+	default:
+		return -1;
+	}
 }
 
diff --git a/Tools/DiskTool/src/main.c b/Tools/DiskTool/src/main.c
index fbfe7a0b..53a9598c 100644
--- a/Tools/DiskTool/src/main.c
+++ b/Tools/DiskTool/src/main.c
@@ -26,6 +26,16 @@ int main(int argc, char *argv[])
 			}
 
 			i += 2;
+			continue ;
+		}
+		
+		if( strcmp("ls", argv[i]) == 0 ) {
+			if( argc - i < 2 ) {
+				fprintf(stderr, "ls 1 argument (path)\n");
+				exit(-1);
+			}
+
+			DiskTool_ListDirectory(argv[i+1]);
 		}
 	}
 	return 0;
diff --git a/Tools/DiskTool/src/vfs_handles.c b/Tools/DiskTool/src/vfs_handles.c
index 42fa659b..4f30151a 100644
--- a/Tools/DiskTool/src/vfs_handles.c
+++ b/Tools/DiskTool/src/vfs_handles.c
@@ -1,15 +1,33 @@
 /*
  * 
  */
+#include <acess.h>
+#include <vfs.h>
 #include <vfs_int.h>
 
+#define MAX_KERNEL_FILES	32
+
+// === GLOBALS ===
+tVFS_Handle	gaKernelHandles[MAX_KERNEL_FILES];
+
 // === CODE ===
-int VFS_AllocHandle(int bKernel)
+int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode)
 {
-	return 0;
+	for( int i = 0; i < MAX_KERNEL_FILES; i ++ )
+	{
+		if(gaKernelHandles[i].Node)	continue;
+		gaKernelHandles[i].Node = Node;
+		gaKernelHandles[i].Position = 0;
+		gaKernelHandles[i].Mode = Mode;
+		return i;
+	}	
+
+	return -1;
 }
 
 tVFS_Handle *VFS_GetHandle(int ID)
 {
-	return NULL;
+	if( ID < 0 || ID >= MAX_KERNEL_FILES )
+		return NULL;
+	return &gaKernelHandles[ID];
 }
-- 
2.20.1