Sorting source tree a bit

[tpg/acess2.git] / Kernel / vfs / io.c

diff --git a/Kernel/vfs/io.c b/Kernel/vfs/io.c
deleted file mode 100644 (file)
index e7a2a06..0000000
--- a/Kernel/vfs/io.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * AcessMicro VFS
- * - File IO Passthru's
- */
-#define DEBUG  0
-#include <acess.h>
-#include "vfs.h"
-#include "vfs_int.h"
-
-// === CODE ===
-/**
- * \fn Uint64 VFS_Read(int FD, Uint64 Length, void *Buffer)
- * \brief Read data from a node (file)
- */
-Uint64 VFS_Read(int FD, Uint64 Length, void *Buffer)
-{
-       tVFS_Handle     *h;
-       Uint64  ret;
-       
-       ENTER("iFD XLength pBuffer", FD, Length, Buffer);
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  LEAVE_RET('i', -1);
-       
-       if( !(h->Mode & VFS_OPENFLAG_READ) || h->Node->Flags & VFS_FFLAG_DIRECTORY )
-               LEAVE_RET('i', -1);
-
-       if(!h->Node->Type || !h->Node->Type->Read)      LEAVE_RET('i', 0);
-       
-       ret = h->Node->Type->Read(h->Node, h->Position, Length, Buffer);
-       if(ret == -1)   LEAVE_RET('i', -1);
-       
-       h->Position += ret;
-       LEAVE('X', ret);
-       return ret;
-}
-
-/**
- * \fn Uint64 VFS_ReadAt(int FD, Uint64 Offset, Uint64 Length, void *Buffer)
- * \brief Read data from a given offset (atomic)
- */
-Uint64 VFS_ReadAt(int FD, Uint64 Offset, Uint64 Length, void *Buffer)
-{
-       tVFS_Handle     *h;
-       Uint64  ret;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-       
-       if( !(h->Mode & VFS_OPENFLAG_READ) )    return -1;
-       if( h->Node->Flags & VFS_FFLAG_DIRECTORY )      return -1;
-
-       if( !h->Node->Type || !h->Node->Type->Read) {
-               Warning("VFS_ReadAt - Node %p, does not have a read method", h->Node);
-               return 0;
-       }
-       ret = h->Node->Type->Read(h->Node, Offset, Length, Buffer);
-       if(ret == -1)   return -1;
-       return ret;
-}
-
-/**
- * \fn Uint64 VFS_Write(int FD, Uint64 Length, const void *Buffer)
- * \brief Read data from a node (file)
- */
-Uint64 VFS_Write(int FD, Uint64 Length, const void *Buffer)
-{
-       tVFS_Handle     *h;
-       Uint64  ret;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-       
-       if( !(h->Mode & VFS_OPENFLAG_WRITE) )   return -1;
-       if( h->Node->Flags & VFS_FFLAG_DIRECTORY )      return -1;
-
-       if( !h->Node->Type || !h->Node->Type->Write )   return 0;
-       
-       ret = h->Node->Type->Write(h->Node, h->Position, Length, Buffer);
-       if(ret == -1)   return -1;
-
-       h->Position += ret;
-       return ret;
-}
-
-/**
- * \fn Uint64 VFS_WriteAt(int FD, Uint64 Offset, Uint64 Length, const void *Buffer)
- * \brief Write data to a file at a given offset
- */
-Uint64 VFS_WriteAt(int FD, Uint64 Offset, Uint64 Length, const void *Buffer)
-{
-       tVFS_Handle     *h;
-       Uint64  ret;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-       
-       if( !(h->Mode & VFS_OPENFLAG_WRITE) )   return -1;
-       if( h->Node->Flags & VFS_FFLAG_DIRECTORY )      return -1;
-
-       if(!h->Node->Type || !h->Node->Type->Write)     return 0;
-       ret = h->Node->Type->Write(h->Node, Offset, Length, Buffer);
-
-       if(ret == -1)   return -1;
-       return ret;
-}
-
-/**
- * \fn Uint64 VFS_Tell(int FD)
- * \brief Returns the current file position
- */
-Uint64 VFS_Tell(int FD)
-{
-       tVFS_Handle     *h;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-       
-       return h->Position;
-}
-
-/**
- * \fn int VFS_Seek(int FD, Sint64 Offset, int Whence)
- * \brief Seek to a new location
- * \param FD   File descriptor
- * \param Offset       Where to go
- * \param Whence       From where
- */
-int VFS_Seek(int FD, Sint64 Offset, int Whence)
-{
-       tVFS_Handle     *h;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-       
-       //Log_Debug("VFS", "VFS_Seek: (fd=0x%x, Offset=0x%llx, Whence=%i)",
-       //      FD, Offset, Whence);
-       
-       // Set relative to current position
-       if(Whence == 0) {
-               h->Position += Offset;
-               return 0;
-       }
-       
-       // Set relative to end of file
-       if(Whence < 0) {
-               if( h->Node->Size == -1 )       return -1;
-
-               h->Position = h->Node->Size - Offset;
-               return 0;
-       }
-       
-       // Set relative to start of file
-       h->Position = Offset;
-       return 0;
-}
-
-/**
- * \fn int VFS_IOCtl(int FD, int ID, void *Buffer)
- * \brief Call an IO Control on a file
- */
-int VFS_IOCtl(int FD, int ID, void *Buffer)
-{
-       tVFS_Handle     *h;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-
-       if(!h->Node->Type || !h->Node->Type->IOCtl)     return -1;
-       return h->Node->Type->IOCtl(h->Node, ID, Buffer);
-}
-
-/**
- * \fn int VFS_FInfo(int FD, tFInfo *Dest, int MaxACLs)
- * \brief Retrieve file information
- * \return Number of ACLs stored
- */
-int VFS_FInfo(int FD, tFInfo *Dest, int MaxACLs)
-{
-       tVFS_Handle     *h;
-        int    max;
-       
-       h = VFS_GetHandle(FD);
-       if(!h)  return -1;
-
-       if( h->Mount )
-               Dest->mount = h->Mount->Identifier;
-       else
-               Dest->mount = 0;
-       Dest->inode = h->Node->Inode;   
-       Dest->uid = h->Node->UID;
-       Dest->gid = h->Node->GID;
-       Dest->size = h->Node->Size;
-       Dest->atime = h->Node->ATime;
-       Dest->ctime = h->Node->MTime;
-       Dest->mtime = h->Node->CTime;
-       Dest->numacls = h->Node->NumACLs;
-       
-       Dest->flags = 0;
-       if(h->Node->Flags & VFS_FFLAG_DIRECTORY)        Dest->flags |= 0x10;
-       if(h->Node->Flags & VFS_FFLAG_SYMLINK)  Dest->flags |= 0x20;
-       
-       max = (MaxACLs < h->Node->NumACLs) ? MaxACLs : h->Node->NumACLs;
-       memcpy(&Dest->acls, h->Node->ACLs, max*sizeof(tVFS_ACL));
-       
-       return max;
-}
-
-// === EXPORTS ===
-EXPORT(VFS_Read);
-EXPORT(VFS_Write);
-EXPORT(VFS_ReadAt);
-EXPORT(VFS_WriteAt);
-EXPORT(VFS_IOCtl);
-EXPORT(VFS_Seek);
-EXPORT(VFS_Tell);