/*
* Acess Micro VFS
*/
-#include <common.h>
+#include <acess.h>
#include "vfs.h"
#include "vfs_int.h"
int i;
tVFS_Handle *h = VFS_GetHandle(FD);
- ENTER("ph pDest", h, Dest);
-
// Error check
if(!h) {
- LEAVE('i', -1);
return -1;
}
- LOG("h->Node = %p", h->Node);
-
// Root can do anything
if(Dest->Group == 0 && Dest->ID == 0) {
Dest->Inv = 0;
Dest->Perms = -1;
- LEAVE('i', 1);
return 1;
}
if( h->Node->NumACLs == 0 ) {
Dest->Inv = 0;
Dest->Perms = 0;
- LEAVE('i', 0);
return 0;
}
Dest->Inv = h->Node->ACLs[i].Inv;
Dest->Perms = h->Node->ACLs[i].Perms;
- LEAVE('i', 1);
return 1;
}
Dest->Inv = 0;
Dest->Perms = 0;
- LEAVE('i', 0);
return 0;
}
+
+/**
+ * \fn tVFS_ACL *VFS_UnixToAcessACL(Uint Mode, Uint Owner, Uint Group)
+ * \brief Converts UNIX permissions to three Acess ACL entries
+ */
+tVFS_ACL *VFS_UnixToAcessACL(Uint Mode, Uint Owner, Uint Group)
+{
+ tVFS_ACL *ret = malloc(sizeof(tVFS_ACL)*3);
+
+ // Error Check
+ if(!ret) return NULL;
+
+ // Owner
+ ret[0].Group = 0; ret[0].ID = Owner;
+ ret[0].Inv = 0; ret[0].Perms = 0;
+ if(Mode & 0400) ret[0].Perms |= VFS_PERM_READ;
+ if(Mode & 0200) ret[0].Perms |= VFS_PERM_WRITE;
+ if(Mode & 0100) ret[0].Perms |= VFS_PERM_EXECUTE;
+
+ // Group
+ ret[1].Group = 1; ret[1].ID = Group;
+ ret[1].Inv = 0; ret[1].Perms = 0;
+ if(Mode & 0040) ret[1].Perms |= VFS_PERM_READ;
+ if(Mode & 0020) ret[1].Perms |= VFS_PERM_WRITE;
+ if(Mode & 0010) ret[1].Perms |= VFS_PERM_EXECUTE;
+
+ // Global
+ ret[2].Group = 1; ret[2].ID = Group;
+ ret[2].Inv = 0; ret[2].Perms = 0;
+ if(Mode & 0004) ret[2].Perms |= VFS_PERM_READ;
+ if(Mode & 0002) ret[2].Perms |= VFS_PERM_WRITE;
+ if(Mode & 0001) ret[2].Perms |= VFS_PERM_EXECUTE;
+
+ // Return buffer
+ return ret;
+}
+
+// === EXPORTS ===
+// --- Variables ---
+EXPORTV(gVFS_ACL_EveryoneRWX);
+EXPORTV(gVFS_ACL_EveryoneRW);
+EXPORTV(gVFS_ACL_EveryoneRX);
+// --- Functions ---
+EXPORT(VFS_UnixToAcessACL);