X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Fvfs%2Facls.c;h=e512b361f19379326f2624a811875bf9c1fafc87;hb=1ca0233bb1e142c536d09c35ce8dcdb209a2938b;hp=c0225caaacbb3360d2cbd00b01be3bb702d6b5f1;hpb=df7ea67ff0aa02ec50cee1f9635f989bad1bf90d;p=tpg%2Facess2.git diff --git a/Kernel/vfs/acls.c b/Kernel/vfs/acls.c index c0225caa..e512b361 100644 --- a/Kernel/vfs/acls.c +++ b/Kernel/vfs/acls.c @@ -64,21 +64,15 @@ int VFS_GetACL(int FD, tVFS_ACL *Dest) 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; } @@ -86,7 +80,6 @@ int VFS_GetACL(int FD, tVFS_ACL *Dest) if( h->Node->NumACLs == 0 ) { Dest->Inv = 0; Dest->Perms = 0; - LEAVE('i', 0); return 0; } @@ -98,13 +91,47 @@ int VFS_GetACL(int FD, tVFS_ACL *Dest) 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; +}