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 31 package 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 38 type 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 47 type 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