1// Inferno utils/8l/asm.c
2// https://bitbucket.org/inferno-os/inferno-os/src/default/utils/8l/asm.c
3//
4//	Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
5//	Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
6//	Portions Copyright © 1997-1999 Vita Nuova Limited
7//	Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com)
8//	Portions Copyright © 2004,2006 Bruce Ellis
9//	Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
10//	Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others
11//	Portions Copyright © 2009 The Go Authors. All rights reserved.
12//
13// Permission is hereby granted, free of charge, to any person obtaining a copy
14// of this software and associated documentation files (the "Software"), to deal
15// in the Software without restriction, including without limitation the rights
16// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
17// copies of the Software, and to permit persons to whom the Software is
18// furnished to do so, subject to the following conditions:
19//
20// The above copyright notice and this permission notice shall be included in
21// all copies or substantial portions of the Software.
22//
23// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
26// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
28// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
29// THE SOFTWARE.
30
31package sym
32
33// Terrible but standard terminology.
34// A segment describes a block of file to load into memory.
35// A section further describes the pieces of that block for
36// use in debuggers and such.
37
38type Segment struct {
39	Rwx      uint8  // permission as usual unix bits (5 = r-x etc)
40	Vaddr    uint64 // virtual address
41	Length   uint64 // length in memory
42	Fileoff  uint64 // file offset
43	Filelen  uint64 // length on disk
44	Sections []*Section
45}
46
47type Section struct {
48	Rwx     uint8
49	Extnum  int16
50	Align   int32
51	Name    string
52	Vaddr   uint64
53	Length  uint64
54	Seg     *Segment
55	Elfsect interface{} // an *ld.ElfShdr
56	Reloff  uint64
57	Rellen  uint64
58}
59