support coff image file.
(this is part of NetBSD/sh3 patches)
This commit is contained in:
itojun
parent
d5fa4fdb66
commit
ec7f04c32c
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@ -1,9 +1,9 @@
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# $NetBSD: Makefile,v 1.7 1996/09/30 18:26:58 thorpej Exp $
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# $NetBSD: Makefile,v 1.8 1999/09/12 16:08:15 itojun Exp $
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# from: @(#)Makefile 8.1 (Berkeley) 6/6/93
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PROG= kvm_mkdb
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SRCS= kvm_mkdb.c nlist.c nlist_aout.c nlist_ecoff.c nlist_elf32.c \
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nlist_elf64.c testdb.c
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SRCS= kvm_mkdb.c nlist.c nlist_aout.c nlist_coff.c nlist_ecoff.c \
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nlist_elf32.c nlist_elf64.c testdb.c
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MAN= kvm_mkdb.8
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.include <bsd.prog.mk>
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@ -1,4 +1,4 @@
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/* $NetBSD: extern.h,v 1.9 1999/01/29 22:23:36 thorpej Exp $ */
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/* $NetBSD: extern.h,v 1.10 1999/09/12 16:08:15 itojun Exp $ */
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/*-
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* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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@ -50,6 +50,9 @@
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# define NLIST_AOUT
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# define NLIST_ELF32
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# define NLIST_ELF64
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#elif defined(__sh3__)
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# define NLIST_COFF
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# define NLIST_ELF32
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#else
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# define NLIST_AOUT
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/* #define NLIST_ECOFF */
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@ -64,6 +67,9 @@ int testdb __P((void));
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#ifdef NLIST_AOUT
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int create_knlist_aout __P((const char *, DB *));
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#endif
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#ifdef NLIST_COFF
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int create_knlist_coff __P((const char *, DB *));
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#endif
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#ifdef NLIST_ECOFF
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int create_knlist_ecoff __P((const char *, DB *));
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#endif
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@ -1,4 +1,4 @@
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/* $NetBSD: nlist.c,v 1.16 1997/10/17 10:15:14 lukem Exp $ */
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/* $NetBSD: nlist.c,v 1.17 1999/09/12 16:08:15 itojun Exp $ */
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/*-
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* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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@ -39,7 +39,7 @@
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#if 0
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static char sccsid[] = "from: @(#)nlist.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: nlist.c,v 1.16 1997/10/17 10:15:14 lukem Exp $");
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__RCSID("$NetBSD: nlist.c,v 1.17 1999/09/12 16:08:15 itojun Exp $");
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#endif
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#endif /* not lint */
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@ -65,6 +65,9 @@ static struct {
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#ifdef NLIST_AOUT
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{ create_knlist_aout },
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#endif
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#ifdef NLIST_COFF
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{ create_knlist_coff },
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#endif
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#ifdef NLIST_ECOFF
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{ create_knlist_ecoff },
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#endif
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@ -0,0 +1,346 @@
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/* $NetBSD: nlist_coff.c,v 1.1 1999/09/12 16:08:15 itojun Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: nlist_coff.c,v 1.1 1999/09/12 16:08:15 itojun Exp $");
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <a.out.h>
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#include <db.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <kvm.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "extern.h"
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#ifdef NLIST_COFF
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#include <machine/exec_coff.h>
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typedef struct nlist NLIST;
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#define _strx n_un.n_strx
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#define _name n_un.n_name
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#define badfmt(str) \
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do { \
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warnx("%s: %s: %s", kfile, str, strerror(EFTYPE)); \
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punt(); \
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} while (0)
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#define check(off, size) ((off < 0) || (off + size > mappedsize))
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#define BAD do { rv = -1; goto out; } while (0)
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#define BADUNMAP do { rv = -1; goto unmap; } while (0)
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static const char *kfile;
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int
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create_knlist_coff(name, db)
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const char *name;
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DB *db;
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{
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struct coff_filehdr *filehdrp;
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struct coff_aouthdr *aouthdrp;
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struct stat st;
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struct nlist nbuf;
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DBT key, data;
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char *mappedfile, *symname, *fsymname;
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size_t mappedsize, symnamesize, fsymnamesize;
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u_long symhdroff, extrstroff;
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u_long symhdrsize, i, nesyms;
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int fd, rv;
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struct external_syment *syment;
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u_long soff;
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u_long val;
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char snamebuf[16];
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rv = -1;
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/*
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* Open and map the whole file. If we can't open/stat it,
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* something bad is going on so we punt.
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*/
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kfile = name;
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if ((fd = open(name, O_RDONLY, 0)) < 0) {
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warn("%s", kfile);
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punt();
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}
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if (fstat(fd, &st) < 0) {
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warn("%s", kfile);
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punt();
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}
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if (st.st_size > SIZE_T_MAX)
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BAD;
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/*
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* Map the file in its entirety.
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*/
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mappedsize = st.st_size;
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mappedfile = mmap(NULL, mappedsize, PROT_READ, MAP_FILE|MAP_PRIVATE,
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fd, 0);
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if (mappedfile == (char *)-1)
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BAD;
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/*
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* Make sure we can access the executable's header
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* directly, and make sure the recognize the executable
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* as an COFF binary.
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*/
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if (check(0, sizeof *filehdrp))
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BADUNMAP;
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filehdrp = (struct coff_filehdr *)&mappedfile[0];
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if (COFF_BADMAG(filehdrp))
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BADUNMAP;
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/*
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* We've recognized it as an COFF binary. From here
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* on out, all errors are fatal.
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*/
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aouthdrp = (struct coff_aouthdr *)
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&mappedfile[sizeof(struct coff_filehdr)];
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/*
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* Find the symbol list and string table.
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*/
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symhdroff = filehdrp->f_symptr;
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symhdrsize = filehdrp->f_nsyms;
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extrstroff = symhdroff + symhdrsize*COFF_ES_SYMENTSZ;
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#ifdef DEGBU
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printf("sizeof syment = %d\n",sizeof(struct external_syment ));
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printf("symhdroff = 0x%lx,symhdrsize=%ld,stroff = 0x%lx",
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symhdroff,symhdrsize, extrstroff);
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#endif
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if (symhdrsize == 0)
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badfmt("stripped");
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/*
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* Set up the data item, pointing to a nlist structure.
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* which we fill in for each symbol.
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*/
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data.data = (u_char *)&nbuf;
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data.size = sizeof(nbuf);
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/*
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* Create a buffer (to be expanded later, if necessary)
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* to hold symbol names after we've added underscores
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* to them.
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*/
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symnamesize = 1024;
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if ((symname = malloc(symnamesize)) == NULL) {
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warn("malloc");
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punt();
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}
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nesyms = filehdrp->f_nsyms;
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/*
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* Read each symbol and enter it into the database.
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*/
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for (i = 0; i < nesyms; i++) {
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/*
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* Find symbol name, copy it (with added underscore) to
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* temporary buffer, and prepare the database key for
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* insertion.
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*/
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syment = (struct external_syment *)&mappedfile[symhdroff +
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COFF_ES_SYMENTSZ*i];
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if(syment->e_sclass[0] != 2){
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continue;
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}
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if(syment->e.e.e_zeroes[0]){
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if( syment->e.e_name[COFF_ES_SYMNMLEN-1] ){
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memcpy( snamebuf, syment->e.e_name,
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COFF_ES_SYMNMLEN);
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snamebuf[COFF_ES_SYMNMLEN] = '\0';
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fsymname = snamebuf;
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}
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else{
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fsymname = syment->e.e_name ;
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}
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fsymnamesize = strlen(fsymname) + 1;
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#ifdef DEBUG
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printf("%s\n",fsymname );
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#endif
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}
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else{
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memcpy(&soff, syment->e.e.e_offset, sizeof(long));
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fsymname = &mappedfile[extrstroff+soff];
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fsymnamesize = strlen(fsymname) + 1;
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#ifdef DEBUG
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printf("*%s\n",fsymname );
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#endif
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}
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while (symnamesize < fsymnamesize + 1) {
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symnamesize *= 2;
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if ((symname = realloc(symname, symnamesize)) == NULL){
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warn("malloc");
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punt();
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}
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}
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#if 0
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strcpy(symname, "_");
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strcat(symname, fsymname);
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#else
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strcpy(symname, fsymname);
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#endif
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key.data = symname;
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key.size = strlen((char *)key.data);
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/*
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* Convert the symbol information into an nlist structure,
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* as best we can.
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*/
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memcpy(&val, syment->e_value, sizeof( long ));
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nbuf.n_value = val;
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nbuf.n_type = N_EXT; /* XXX */
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nbuf.n_desc = 0; /* XXX */
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nbuf.n_other = 0; /* XXX */
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/*
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* Enter the symbol into the database.
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*/
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if (db->put(db, &key, &data, 0)) {
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warn("record enter");
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punt();
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}
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/*
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* If it's the kernel version string, we've gotta keep
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* some extra data around. Under a seperate key,
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* we enter the first line (i.e. up to the first newline,
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* with the newline replaced by a NUL to terminate the
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* entered string) of the version string.
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*/
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if (strcmp((char *)key.data, VRS_SYM) == 0) {
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unsigned long vma;
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char *tmpcp;
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struct coff_scnhdr *sh;
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int i;
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key.data = (u_char *)VRS_KEY;
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key.size = sizeof(VRS_KEY) - 1;
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/* Find the version string, relative to start */
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vma = nbuf.n_value;
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#ifdef DEBUG
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printf("vma = %lx,tstart = %lx, dstart=%lx\n",
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vma, aouthdrp->a_tstart,
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aouthdrp->a_dstart);
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printf("tsize = %lx, dsize=%lx\n",
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aouthdrp->a_tsize,
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aouthdrp->a_dsize);
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#endif
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if (aouthdrp->a_tstart <= vma &&
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vma < (aouthdrp->a_tstart + aouthdrp->a_tsize)){
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for(i=0;i<filehdrp->f_nscns;i++){
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sh = (struct coff_scnhdr *)
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&mappedfile[COFF_HDR_SIZE+
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i*sizeof(struct
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coff_scnhdr)];
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if( sh->s_flags == COFF_STYP_TEXT ){
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break;
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}
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}
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vma = vma - sh->s_vaddr + sh->s_scnptr;
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}
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else if (aouthdrp->a_dstart <= vma &&
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vma < (aouthdrp->a_dstart + aouthdrp->a_dsize)){
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for(i=0;i<filehdrp->f_nscns;i++){
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sh = (struct coff_scnhdr *)
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&mappedfile[COFF_HDR_SIZE+
|
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i*sizeof(struct
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coff_scnhdr)];
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if( sh->s_flags == COFF_STYP_DATA ){
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||||
break;
|
||||
}
|
||||
}
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vma = vma - sh->s_vaddr + sh->s_scnptr;
|
||||
}
|
||||
else {
|
||||
warn("version string neither text nor data");
|
||||
punt();
|
||||
}
|
||||
data.data = strdup(&mappedfile[vma]);
|
||||
|
||||
#ifdef DEBUG
|
||||
printf("vma = %lx,version = %s\n",
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||||
vma, (char *)data.data);
|
||||
#endif
|
||||
|
||||
/* assumes newline terminates version. */
|
||||
if ((tmpcp = strchr(data.data, '\n')) != NULL)
|
||||
*tmpcp = '\0';
|
||||
data.size = strlen((char *)data.data);
|
||||
|
||||
if (db->put(db, &key, &data, 0)) {
|
||||
warn("record enter");
|
||||
punt();
|
||||
}
|
||||
|
||||
/* free pointer created by strdup(). */
|
||||
free(data.data);
|
||||
|
||||
/* Restore to original values */
|
||||
data.data = (u_char *)&nbuf;
|
||||
data.size = sizeof(nbuf);
|
||||
}
|
||||
} /* End of for() */
|
||||
|
||||
rv = 0;
|
||||
|
||||
unmap:
|
||||
munmap(mappedfile, mappedsize);
|
||||
out:
|
||||
return (rv);
|
||||
}
|
||||
|
||||
#endif /* NLIST_COFF */
|
||||
|
|
@ -1,7 +1,8 @@
|
|||
# $NetBSD: Makefile,v 1.2 1997/01/02 00:33:34 pk Exp $
|
||||
# $NetBSD: Makefile,v 1.3 1999/09/12 16:08:13 itojun Exp $
|
||||
|
||||
PROG= mdsetimage
|
||||
SRCS= mdsetimage.c exec_aout.c exec_ecoff.c exec_elf32.c exec_elf64.c
|
||||
SRCS= mdsetimage.c exec_aout.c exec_ecoff.c exec_elf32.c exec_elf64.c \
|
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exec_coff.c
|
||||
MAN= mdsetimage.8
|
||||
|
||||
.include <bsd.prog.mk>
|
||||
|
|
|
|||
|
|
@ -0,0 +1,108 @@
|
|||
/* $NetBSD: exec_coff.c,v 1.1 1999/09/12 16:08:14 itojun Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by Christopher G. Demetriou
|
||||
* for the NetBSD Project.
|
||||
* 4. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
#ifndef lint
|
||||
__RCSID("$NetBSD: exec_coff.c,v 1.1 1999/09/12 16:08:14 itojun Exp $");
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <sys/time.h>
|
||||
#include <sys/proc.h>
|
||||
#include <sys/types.h>
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include "extern.h"
|
||||
|
||||
#if defined(NLIST_COFF)
|
||||
#include <machine/exec_coff.h> /* XXX sys/exec_coff.h? */
|
||||
|
||||
#define check(off, size) ((off < 0) || (off + size > mappedsize))
|
||||
#define BAD do { rv = -1; goto out; } while (0)
|
||||
|
||||
int
|
||||
check_coff(mappedfile, mappedsize)
|
||||
const char *mappedfile;
|
||||
size_t mappedsize;
|
||||
{
|
||||
struct coff_exechdr *exechdrp;
|
||||
int rv;
|
||||
|
||||
rv = 0;
|
||||
|
||||
if (check(0, sizeof *exechdrp))
|
||||
BAD;
|
||||
exechdrp = (struct coff_exechdr *)&mappedfile[0];
|
||||
|
||||
if (COFF_BADMAG(&(exechdrp->f)))
|
||||
BAD;
|
||||
|
||||
out:
|
||||
return (rv);
|
||||
}
|
||||
|
||||
int
|
||||
findoff_coff(mappedfile, mappedsize, vmaddr, fileoffp)
|
||||
const char *mappedfile;
|
||||
size_t mappedsize, *fileoffp;
|
||||
u_long vmaddr;
|
||||
{
|
||||
struct coff_exechdr *exechdrp;
|
||||
int rv;
|
||||
|
||||
rv = 0;
|
||||
exechdrp = (struct coff_exechdr *)&mappedfile[0];
|
||||
|
||||
#define COFF_TXTOFF_XXX(fp, ap) \
|
||||
(COFF_ROUND(COFF_HDR_SIZE + (fp)->f_nscns * \
|
||||
sizeof(struct coff_scnhdr), \
|
||||
COFF_SEGMENT_ALIGNMENT(fp, ap)))
|
||||
|
||||
#define COFF_DATOFF_XXX(fp, ap) \
|
||||
(COFF_TXTOFF_XXX(fp, ap) + (ap)->a_tsize)
|
||||
|
||||
if (exechdrp->a.a_tstart <= vmaddr &&
|
||||
vmaddr < (exechdrp->a.a_tstart + exechdrp->a.a_tsize))
|
||||
*fileoffp = vmaddr - exechdrp->a.a_tstart +
|
||||
COFF_TXTOFF(&exechdrp->f, &(exechdrp->a));
|
||||
else if (exechdrp->a.a_dstart <= vmaddr &&
|
||||
vmaddr < (exechdrp->a.a_dstart + exechdrp->a.a_dsize))
|
||||
*fileoffp = vmaddr - exechdrp->a.a_dstart +
|
||||
COFF_DATOFF_XXX(&exechdrp->f, &(exechdrp->a));
|
||||
else
|
||||
BAD;
|
||||
|
||||
out:
|
||||
return (rv);
|
||||
}
|
||||
|
||||
#endif /* NLIST_COFF */
|
||||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: extern.h,v 1.4 1999/03/03 12:26:07 christos Exp $ */
|
||||
/* $NetBSD: extern.h,v 1.5 1999/09/12 16:08:14 itojun Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
|
||||
|
|
@ -42,11 +42,15 @@
|
|||
#elif defined(__i386__) || defined(__sparc__)
|
||||
# define NLIST_ELF32
|
||||
# define NLIST_AOUT
|
||||
#elif defined(__sh3__)
|
||||
# define NLIST_COFF
|
||||
# define NLIST_ELF32
|
||||
#else
|
||||
# define NLIST_AOUT
|
||||
/* #define NLIST_ECOFF */
|
||||
/* #define NLIST_ELF32 */
|
||||
/* #define NLIST_ELF64 */
|
||||
/* #define NLIST_COFF */
|
||||
#endif
|
||||
|
||||
#ifdef NLIST_AOUT
|
||||
|
|
@ -65,3 +69,7 @@ int findoff_elf32 __P((const char *, size_t, u_long, size_t *));
|
|||
int check_elf64 __P((const char *, size_t));
|
||||
int findoff_elf64 __P((const char *, size_t, u_long, size_t *));
|
||||
#endif
|
||||
#ifdef NLIST_COFF
|
||||
int check_coff __P((const char *, size_t));
|
||||
int findoff_coff __P((const char *, size_t, u_long, size_t *));
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: mdsetimage.c,v 1.7 1998/08/27 18:03:44 ross Exp $ */
|
||||
/* $NetBSD: mdsetimage.c,v 1.8 1999/09/12 16:08:14 itojun Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
|
||||
|
|
@ -38,7 +38,7 @@ __COPYRIGHT(
|
|||
#endif /* not lint */
|
||||
|
||||
#ifndef lint
|
||||
__RCSID("$NetBSD: mdsetimage.c,v 1.7 1998/08/27 18:03:44 ross Exp $");
|
||||
__RCSID("$NetBSD: mdsetimage.c,v 1.8 1999/09/12 16:08:14 itojun Exp $");
|
||||
#endif /* not lint */
|
||||
|
||||
#include <sys/types.h>
|
||||
|
|
@ -198,6 +198,9 @@ struct {
|
|||
#ifdef NLIST_ELF64
|
||||
{ "ELF64", check_elf64, findoff_elf64, },
|
||||
#endif
|
||||
#ifdef NLIST_COFF
|
||||
{ "COFF", check_coff, findoff_coff, },
|
||||
#endif
|
||||
};
|
||||
|
||||
static int
|
||||
|
|
|
|||
Loading…
Reference in New Issue