Made some great progress on the MyriadFs spec...it's interesting, a few more

decisions to make and we're set.

2 files changed, 37 insertions, 8 deletions

diff --git a/src/myriadfs.cpp b/src/myriadfs.cpp
index 9f68253..c8d23b6 100644
--- a/src/myriadfs.cpp
+++ b/src/myriadfs.cpp
@@ -61,15 +61,15 @@ Bu::MyriadFs::MyriadFs( Bu::Stream &rStore, int iBlockSize ) :
 #endif
                         int32_t iTmp32 = 0;
                         int16_t iTmp16 = 0;
-                        ms.write( &iUser, 4 );
-                        ms.write( &iGroup, 4 );
-                        ms.write( &iTmp16, 2 );
-                        ms.write( &iTmp16, 2 );
+                        ms.write( &iUser, 4 );          // User
+                        ms.write( &iGroup, 4 );         // Group
+                        ms.write( &iTmp16, 2 );         // Meta?  I...don't remember this
+                        ms.write( &iTmp16, 2 );         // Permissions/types
                         iTmp32 = 3;
-                        ms.write( &iTmp32, 4 );
+                        ms.write( &iTmp32, 4 );         // Stream index
                         iTmp32 = 0;
-                        ms.write( &iTmp32, 4 );
-                        ms.write( &iTmp16, 2 ); 
+                        ms.write( &iTmp32, 4 );         // Parent inode
+                        ms.write( &iTmp16, 2 );         // Name size
                 }
 
                 // Create inode 0's storage stream.
diff --git a/src/myriadfs.h b/src/myriadfs.h
index edbdaf5..856137c 100644
--- a/src/myriadfs.h
+++ b/src/myriadfs.h
@@ -19,6 +19,8 @@ namespace Bu
         /**
          * A POSIX compliant, node based filesystem built on top of Myriad.
          *
+         * Think about putting this all in one stream, on block boundaries.
+         *
          * A header is placed into stream 1.
          * Header format:
          *   int32_t iMagicHeader  (A7188B39)
@@ -39,10 +41,13 @@ namespace Bu
          * Basic node header format:
          *   int32_t iUser
          *   int32_t iGroup
-         *   int16_t iMeta
          *   int16_t iPerms
+         *   int16_t iLinks
          *   int32_t iStreamIndex
          *   int32_t iParentNode
+         *   int64_t iATime
+         *   int64_t iMTime
+         *   int64_t iCTime
          *   int16_t iNameSize
          *   char[iNameSize] sName
          */
@@ -52,6 +57,30 @@ namespace Bu
                 MyriadFs( Bu::Stream &rStore, int iBlockSize=512 );
                 virtual ~MyriadFs();
 
+                enum
+                {
+                        permOthX        = 0000001,
+                        permOthW        = 0000002,
+                        permOthR        = 0000004,
+                        permGrpX        = 0000010,
+                        permGrpW        = 0000020,
+                        permGrpR        = 0000040,
+                        permUsrX        = 0000100,
+                        permUsrW        = 0000200,
+                        permUsrR        = 0000400,
+                        permSticky      = 0001000,
+                        permSetGid      = 0002000,
+                        permSetUid      = 0004000,
+                        typeFifo        = 0010000,
+                        typeChrDev      = 0020000,
+                        typeDir         = 0040000,
+                        typeBlkDev      = 0060000,
+                        typeRegFile     = 0100000,
+                        typeSymLink     = 0120000,
+                        typeSocket      = 0140000,
+                        typeMask        = 0170000
+                }
+
         private:
                 Bu::Stream &rStore;
                 Bu::Myriad mStore;