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File file-5.42.dif of Package file (Revision 327d60100a7a8ee4ec4ab875640e6238)

Currently displaying revision 327d60100a7a8ee4ec4ab875640e6238 , Show latest

--- magic/Magdir/elf
+++ magic/Magdir/elf	2022-06-13 08:44:29.248838085 +0000
@@ -152,7 +152,7 @@
 >18	leshort		47		Renesas H8/300H,
 >18	leshort		48		Renesas H8S,
 >18	leshort		49		Renesas H8/500,
->18	leshort		50		IA-64,
+>18	leshort		50		IA-64 (Intel 64 bit architecture),
 >18	leshort		51		Stanford MIPS-X,
 >18	leshort		52		Motorola Coldfire,
 >18	leshort		53		Motorola M68HC12,
--- magic/Magdir/linux
+++ magic/Magdir/linux	2022-06-13 08:44:29.248838085 +0000
@@ -140,27 +140,31 @@
 # All known start with: b8 c0 07 8e d8 b8 00 90 8e c0 b9 00 01 29 f6 29
 # Linux kernel boot images (i386 arch) (Wolfram Kleff)
 # URL: https://www.kernel.org/doc/Documentation/x86/boot.txt
-514	string		HdrS		Linux kernel
+514	string		HdrS		Linux
 !:strength + 55
 # often no extension like in linux, vmlinuz, bzimage or memdisk but sometimes
 # Acronis Recovery kernel64.dat and Plop Boot Manager plpbtrom.bin
 # DamnSmallLinux 1.5 damnsmll.lnx 
 !:ext	/dat/bin/lnx
->510	leshort		0xAA55		x86 boot executable
->>518	leshort		>0x1ff
->>>529	byte		0		zImage,
->>>529	byte		1		bzImage,
->>>526	lelong		>0
->>>>(526.s+0x200) string	>\0	version %s,
->>498	leshort		1		RO-rootFS,
->>498	leshort		0		RW-rootFS,
->>508	leshort		>0		root_dev %#X,
->>502	leshort		>0		swap_dev %#X,
->>504	leshort		>0		RAMdisksize %u KB,
->>506	leshort		0xFFFF		Normal VGA
->>506	leshort		0xFFFE		Extended VGA
->>506	leshort		0xFFFD		Prompt for Videomode
->>506	leshort		>0		Video mode %d
+>510	leshort		0xAA55		\b/x86 Kernel
+>510	leshort		<0xAA55		Kernel
+>510	leshort		>0xAA55		Kernel
+>518	leshort		0x0105		\b, Setup Version 0x105, zImage
+>518	leshort		>0x0105		\b, Setup Version %#x
+>518	leshort		>0x1ff
+>>529	byte		0		\b, zImage
+>>529	byte		1		\b, bzImage
+>>526	lelong		>0
+>>>(526.s+0x200)	string	>\0	\b, Version %s
+>>498	leshort		1		\b, RO-rootFS
+>>498	leshort		0		\b, RW-rootFS
+>>508	leshort		>0		\b, root_dev %#X
+>>502	leshort		>0		\b, swap_dev %#X
+>>504	leshort		>0		\b, RAMdisksize %u KB
+>>506	leshort		0xFFFF		\b, Normal VGA
+>>506	leshort		0xFFFE		\b, Extended VGA
+>>506	leshort		0xFFFD		\b, Prompt for Videomode
+>>506	leshort		>0		\b, Video mode %d
 # This also matches new kernels, which were caught above by "HdrS".
 0		belong	0xb8c0078e	Linux kernel
 >0x1e3		string	Loading		version 1.3.79 or older
--- magic/Magdir/msad
+++ magic/Magdir/msad	2022-06-13 08:44:29.248838085 +0000
@@ -0,0 +1,5 @@
+#------------------------------------------------------------------------------
+# msad:  file(1) magic for msad
+# Microsoft visual C
+# This must precede the heuristic for raw G3 data
+4	string	Standard\ Jet\ DB	Microsoft Access Database
--- magic/Magdir/msdos
+++ magic/Magdir/msdos	2022-06-13 08:44:29.248838085 +0000
@@ -145,9 +145,9 @@
 >>(0x3c.l+22)	leshort&0x0200	>0	(stripped to external PDB)
 >>(0x3c.l+22)	leshort&0x1000	>0	system file
 >>(0x3c.l+24)	leshort		0x010b
->>>(0x3c.l+232) lelong	>0	Mono/.Net assembly
+>>>(0x3c.l+232) lelong	>0	\b, Mono/.Net assembly
 >>(0x3c.l+24)	leshort		0x020b
->>>(0x3c.l+248) lelong	>0	Mono/.Net assembly
+>>>(0x3c.l+248) lelong	>0	\b, Mono/.Net assembly
 
 # hooray, there's a DOS extender using the PE format, with a valid PE
 # executable inside (which just prints a message and exits if run in win)
@@ -635,7 +635,7 @@
 # negative offset, must not lead into PSP
 >1          short   <-259
 # that offset must be accessible
->>(1,s+65539)   byte    x
+>>(1.s+65539)   byte    x
 >>>0        use msdos-com
 
 # updated by Joerg Jenderek at Oct 2008,2015
--- magic/Makefile.am
+++ magic/Makefile.am	2022-06-13 08:44:29.248838085 +0000
@@ -5,7 +5,7 @@ MAGIC_FRAGMENT_BASE = Magdir
 MAGIC_DIR = $(top_srcdir)/magic
 MAGIC_FRAGMENT_DIR = $(MAGIC_DIR)/$(MAGIC_FRAGMENT_BASE)
 
-pkgdata_DATA = magic.mgc
+pkgdata_DATA = magic.mgc magic
 
 MAGIC_FRAGMENTS = \
 $(MAGIC_DIR)/Header \
@@ -24,7 +24,6 @@ $(MAGIC_FRAGMENT_DIR)/animation \
 $(MAGIC_FRAGMENT_DIR)/aout \
 $(MAGIC_FRAGMENT_DIR)/apache \
 $(MAGIC_FRAGMENT_DIR)/apl \
-$(MAGIC_FRAGMENT_DIR)/apple \
 $(MAGIC_FRAGMENT_DIR)/application \
 $(MAGIC_FRAGMENT_DIR)/applix \
 $(MAGIC_FRAGMENT_DIR)/apt \
@@ -105,7 +104,6 @@ $(MAGIC_FRAGMENT_DIR)/erlang \
 $(MAGIC_FRAGMENT_DIR)/espressif \
 $(MAGIC_FRAGMENT_DIR)/esri \
 $(MAGIC_FRAGMENT_DIR)/fcs \
-$(MAGIC_FRAGMENT_DIR)/filesystems \
 $(MAGIC_FRAGMENT_DIR)/finger \
 $(MAGIC_FRAGMENT_DIR)/flash \
 $(MAGIC_FRAGMENT_DIR)/flif \
@@ -150,6 +148,8 @@ $(MAGIC_FRAGMENT_DIR)/isz \
 $(MAGIC_FRAGMENT_DIR)/java \
 $(MAGIC_FRAGMENT_DIR)/javascript \
 $(MAGIC_FRAGMENT_DIR)/jpeg \
+$(MAGIC_FRAGMENT_DIR)/linux \
+$(MAGIC_FRAGMENT_DIR)/filesystems \
 $(MAGIC_FRAGMENT_DIR)/karma \
 $(MAGIC_FRAGMENT_DIR)/kde \
 $(MAGIC_FRAGMENT_DIR)/keepass \
@@ -160,7 +160,6 @@ $(MAGIC_FRAGMENT_DIR)/lammps \
 $(MAGIC_FRAGMENT_DIR)/lecter \
 $(MAGIC_FRAGMENT_DIR)/lex \
 $(MAGIC_FRAGMENT_DIR)/lif \
-$(MAGIC_FRAGMENT_DIR)/linux \
 $(MAGIC_FRAGMENT_DIR)/lisp \
 $(MAGIC_FRAGMENT_DIR)/llvm \
 $(MAGIC_FRAGMENT_DIR)/locoscript \
@@ -168,7 +167,6 @@ $(MAGIC_FRAGMENT_DIR)/lua \
 $(MAGIC_FRAGMENT_DIR)/luks \
 $(MAGIC_FRAGMENT_DIR)/m4 \
 $(MAGIC_FRAGMENT_DIR)/mach \
-$(MAGIC_FRAGMENT_DIR)/macintosh \
 $(MAGIC_FRAGMENT_DIR)/macos \
 $(MAGIC_FRAGMENT_DIR)/magic \
 $(MAGIC_FRAGMENT_DIR)/mail.news \
@@ -192,11 +190,11 @@ $(MAGIC_FRAGMENT_DIR)/misctools \
 $(MAGIC_FRAGMENT_DIR)/mkid \
 $(MAGIC_FRAGMENT_DIR)/mlssa \
 $(MAGIC_FRAGMENT_DIR)/mmdf \
-$(MAGIC_FRAGMENT_DIR)/modem \
 $(MAGIC_FRAGMENT_DIR)/modulefile \
 $(MAGIC_FRAGMENT_DIR)/motorola \
 $(MAGIC_FRAGMENT_DIR)/mozilla \
 $(MAGIC_FRAGMENT_DIR)/msdos \
+$(MAGIC_FRAGMENT_DIR)/modem \
 $(MAGIC_FRAGMENT_DIR)/msooxml \
 $(MAGIC_FRAGMENT_DIR)/msvc \
 $(MAGIC_FRAGMENT_DIR)/msx \
@@ -258,6 +256,8 @@ $(MAGIC_FRAGMENT_DIR)/python \
 $(MAGIC_FRAGMENT_DIR)/qt \
 $(MAGIC_FRAGMENT_DIR)/revision \
 $(MAGIC_FRAGMENT_DIR)/riff \
+$(MAGIC_FRAGMENT_DIR)/apple \
+$(MAGIC_FRAGMENT_DIR)/macintosh \
 $(MAGIC_FRAGMENT_DIR)/rpi \
 $(MAGIC_FRAGMENT_DIR)/rpm \
 $(MAGIC_FRAGMENT_DIR)/rpmsg \
@@ -347,9 +347,21 @@ EXTRA_DIST = \
 $(MAGIC_DIR)/scripts/create_filemagic_flac \
 $(MAGIC_FRAGMENTS)
 
-
+RAW   = magic	
 MAGIC = magic.mgc
-CLEANFILES = ${MAGIC} $(MAGIC_FRAGMENT_DIR)/Localstuff
+CLEANFILES = ${MAGIC} $(MAGIC_FRAGMENT_DIR)/Localstuff ${RAW}
+
+${RAW}: $(MAGIC_DIR)/Header $(MAGIC_DIR)/Localstuff $(MAGIC_FRAGMENTS)
+	cat /dev/null > $@
+	for frag in $(MAGIC_FRAGMENTS); do \
+	    if test -f $(srcdir)/$$frag; then \
+	        f=$(srcdir)/$$frag; \
+	    else \
+	        f=$$frag; \
+	    fi; \
+	    cat $$f; \
+	done >> $@
+
 
 # FIXME: Build file natively as well so that it can be used to compile
 # the target's magic file; for now we bail if the local version does not match
@@ -361,19 +373,22 @@ FILE_COMPILE = $(top_builddir)/src/file$
 FILE_COMPILE_DEP = $(FILE_COMPILE)
 endif
 
-${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP)
-	@rm -fr magic
-	@mkdir magic && cp -p $(MAGIC_FRAGMENTS) magic
-	@(if expr "${FILE_COMPILE}" : '.*/.*' > /dev/null; then \
-	    echo "Using ${FILE_COMPILE} to generate ${MAGIC}" > /dev/null; \
-	  else \
-	    v=$$(${FILE_COMPILE} --version | sed -e s/file-// -e q); \
-	    if [ "$$v" != "${PACKAGE_VERSION}" ]; then \
-		echo "Cannot use the installed version of file ($$v) to"; \
-		echo "cross-compile file ${PACKAGE_VERSION}"; \
-		echo "Please install file ${PACKAGE_VERSION} locally first"; \
-		exit 1; \
-	    fi; \
-	  fi)
-	$(FILE_COMPILE) -C -m magic
-	@rm -fr magic
+${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP) $(RAW)
+	$(FILE_COMPILE) -C -m $(RAW)
+
+#${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP)
+#	@rm -fr magic
+#	@mkdir magic && cp -p $(MAGIC_FRAGMENTS) magic
+#	@(if expr "${FILE_COMPILE}" : '.*/.*' > /dev/null; then \
+#	    echo "Using ${FILE_COMPILE} to generate ${MAGIC}" > /dev/null; \
+#	  else \
+#	    v=$$(${FILE_COMPILE} --version | sed -e s/file-// -e q); \
+#	    if [ "$$v" != "${PACKAGE_VERSION}" ]; then \
+#		echo "Cannot use the installed version of file ($$v) to"; \
+#		echo "cross-compile file ${PACKAGE_VERSION}"; \
+#		echo "Please install file ${PACKAGE_VERSION} locally first"; \
+#		exit 1; \
+#	    fi; \
+#	  fi)
+#	$(FILE_COMPILE) -C -m magic
+#	@rm -fr magic
--- magic/Makefile.in
+++ magic/Makefile.in	2022-06-13 08:44:29.248838085 +0000
@@ -280,7 +280,7 @@ top_srcdir = @top_srcdir@
 MAGIC_FRAGMENT_BASE = Magdir
 MAGIC_DIR = $(top_srcdir)/magic
 MAGIC_FRAGMENT_DIR = $(MAGIC_DIR)/$(MAGIC_FRAGMENT_BASE)
-pkgdata_DATA = magic.mgc
+pkgdata_DATA = magic.mgc magic
 MAGIC_FRAGMENTS = \
 $(MAGIC_DIR)/Header \
 $(MAGIC_DIR)/Localstuff \
@@ -298,7 +298,6 @@ $(MAGIC_FRAGMENT_DIR)/animation \
 $(MAGIC_FRAGMENT_DIR)/aout \
 $(MAGIC_FRAGMENT_DIR)/apache \
 $(MAGIC_FRAGMENT_DIR)/apl \
-$(MAGIC_FRAGMENT_DIR)/apple \
 $(MAGIC_FRAGMENT_DIR)/application \
 $(MAGIC_FRAGMENT_DIR)/applix \
 $(MAGIC_FRAGMENT_DIR)/apt \
@@ -379,7 +378,6 @@ $(MAGIC_FRAGMENT_DIR)/erlang \
 $(MAGIC_FRAGMENT_DIR)/espressif \
 $(MAGIC_FRAGMENT_DIR)/esri \
 $(MAGIC_FRAGMENT_DIR)/fcs \
-$(MAGIC_FRAGMENT_DIR)/filesystems \
 $(MAGIC_FRAGMENT_DIR)/finger \
 $(MAGIC_FRAGMENT_DIR)/flash \
 $(MAGIC_FRAGMENT_DIR)/flif \
@@ -424,6 +422,8 @@ $(MAGIC_FRAGMENT_DIR)/isz \
 $(MAGIC_FRAGMENT_DIR)/java \
 $(MAGIC_FRAGMENT_DIR)/javascript \
 $(MAGIC_FRAGMENT_DIR)/jpeg \
+$(MAGIC_FRAGMENT_DIR)/linux \
+$(MAGIC_FRAGMENT_DIR)/filesystems \
 $(MAGIC_FRAGMENT_DIR)/karma \
 $(MAGIC_FRAGMENT_DIR)/kde \
 $(MAGIC_FRAGMENT_DIR)/keepass \
@@ -434,7 +434,6 @@ $(MAGIC_FRAGMENT_DIR)/lammps \
 $(MAGIC_FRAGMENT_DIR)/lecter \
 $(MAGIC_FRAGMENT_DIR)/lex \
 $(MAGIC_FRAGMENT_DIR)/lif \
-$(MAGIC_FRAGMENT_DIR)/linux \
 $(MAGIC_FRAGMENT_DIR)/lisp \
 $(MAGIC_FRAGMENT_DIR)/llvm \
 $(MAGIC_FRAGMENT_DIR)/locoscript \
@@ -442,7 +441,6 @@ $(MAGIC_FRAGMENT_DIR)/lua \
 $(MAGIC_FRAGMENT_DIR)/luks \
 $(MAGIC_FRAGMENT_DIR)/m4 \
 $(MAGIC_FRAGMENT_DIR)/mach \
-$(MAGIC_FRAGMENT_DIR)/macintosh \
 $(MAGIC_FRAGMENT_DIR)/macos \
 $(MAGIC_FRAGMENT_DIR)/magic \
 $(MAGIC_FRAGMENT_DIR)/mail.news \
@@ -466,11 +464,11 @@ $(MAGIC_FRAGMENT_DIR)/misctools \
 $(MAGIC_FRAGMENT_DIR)/mkid \
 $(MAGIC_FRAGMENT_DIR)/mlssa \
 $(MAGIC_FRAGMENT_DIR)/mmdf \
-$(MAGIC_FRAGMENT_DIR)/modem \
 $(MAGIC_FRAGMENT_DIR)/modulefile \
 $(MAGIC_FRAGMENT_DIR)/motorola \
 $(MAGIC_FRAGMENT_DIR)/mozilla \
 $(MAGIC_FRAGMENT_DIR)/msdos \
+$(MAGIC_FRAGMENT_DIR)/modem \
 $(MAGIC_FRAGMENT_DIR)/msooxml \
 $(MAGIC_FRAGMENT_DIR)/msvc \
 $(MAGIC_FRAGMENT_DIR)/msx \
@@ -532,6 +530,8 @@ $(MAGIC_FRAGMENT_DIR)/python \
 $(MAGIC_FRAGMENT_DIR)/qt \
 $(MAGIC_FRAGMENT_DIR)/revision \
 $(MAGIC_FRAGMENT_DIR)/riff \
+$(MAGIC_FRAGMENT_DIR)/apple \
+$(MAGIC_FRAGMENT_DIR)/macintosh \
 $(MAGIC_FRAGMENT_DIR)/rpi \
 $(MAGIC_FRAGMENT_DIR)/rpm \
 $(MAGIC_FRAGMENT_DIR)/rpmsg \
@@ -621,10 +621,22 @@ EXTRA_DIST = \
 $(MAGIC_DIR)/scripts/create_filemagic_flac \
 $(MAGIC_FRAGMENTS)
 
+RAW   = magic
 MAGIC = magic.mgc
-CLEANFILES = ${MAGIC} $(MAGIC_FRAGMENT_DIR)/Localstuff
+CLEANFILES = ${MAGIC} $(MAGIC_FRAGMENT_DIR)/Localstuff ${RAW}
 @IS_CROSS_COMPILE_FALSE@FILE_COMPILE = $(top_builddir)/src/file${EXEEXT}
 
+${RAW}: $(MAGIC_DIR)/Header $(MAGIC_DIR)/Localstuff $(MAGIC_FRAGMENTS)
+	cat /dev/null > $@
+	for frag in $(MAGIC_FRAGMENTS); do \
+	    if test -f $(srcdir)/$$frag; then \
+	        f=$(srcdir)/$$frag; \
+	    else \
+	        f=$$frag; \
+	    fi; \
+	    cat $$f; \
+	done >> $@
+
 # FIXME: Build file natively as well so that it can be used to compile
 # the target's magic file; for now we bail if the local version does not match
 @IS_CROSS_COMPILE_TRUE@FILE_COMPILE = file${EXEEXT}
@@ -849,23 +861,25 @@ uninstall-am: uninstall-pkgdataDATA
 
 .PRECIOUS: Makefile
 
+${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP) $(RAW)
+	$(FILE_COMPILE) -C -m $(RAW)
 
-${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP)
-	@rm -fr magic
-	@mkdir magic && cp -p $(MAGIC_FRAGMENTS) magic
-	@(if expr "${FILE_COMPILE}" : '.*/.*' > /dev/null; then \
-	    echo "Using ${FILE_COMPILE} to generate ${MAGIC}" > /dev/null; \
-	  else \
-	    v=$$(${FILE_COMPILE} --version | sed -e s/file-// -e q); \
-	    if [ "$$v" != "${PACKAGE_VERSION}" ]; then \
-		echo "Cannot use the installed version of file ($$v) to"; \
-		echo "cross-compile file ${PACKAGE_VERSION}"; \
-		echo "Please install file ${PACKAGE_VERSION} locally first"; \
-		exit 1; \
-	    fi; \
-	  fi)
-	$(FILE_COMPILE) -C -m magic
-	@rm -fr magic
+#${MAGIC}: $(MAGIC_FRAGMENTS) $(FILE_COMPILE_DEP)
+#	@rm -fr magic
+#	@mkdir magic && cp -p $(MAGIC_FRAGMENTS) magic
+#	@(if expr "${FILE_COMPILE}" : '.*/.*' > /dev/null; then \
+#	    echo "Using ${FILE_COMPILE} to generate ${MAGIC}" > /dev/null; \
+#	  else \
+#	    v=$$(${FILE_COMPILE} --version | sed -e s/file-// -e q); \
+#	    if [ "$$v" != "${PACKAGE_VERSION}" ]; then \
+#		echo "Cannot use the installed version of file ($$v) to"; \
+#		echo "cross-compile file ${PACKAGE_VERSION}"; \
+#		echo "Please install file ${PACKAGE_VERSION} locally first"; \
+#		exit 1; \
+#	    fi; \
+#	  fi)
+#	$(FILE_COMPILE) -C -m magic
+#	@rm -fr magic
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.
--- src/Makefile.am
+++ src/Makefile.am	2022-06-13 08:44:29.248838085 +0000
@@ -1,4 +1,4 @@
-MAGIC = $(pkgdatadir)/magic
+MAGIC = $(sysconfdir)/magic:$(pkgdatadir)/magic
 lib_LTLIBRARIES = libmagic.la
 nodist_include_HEADERS = magic.h
 
--- src/dcore.c
+++ src/dcore.c	2022-06-13 08:44:29.248838085 +0000
@@ -0,0 +1,207 @@
+/*
+ * Show goo about ELF core files
+ * Jeremy Fitzhardinge <jeremy@zip.com.au> 1996
+ */
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <string.h>
+#if defined __GLIBC__ && __GLIBC__ >= 2
+#include <elf.h>
+#include <sys/procfs.h>
+# ifndef NT_PRFPREG
+#  define NT_PRFPREG 2
+# endif
+# ifndef NT_TASKSTRUCT
+#  define NT_TASKSTRUCT 4
+# endif
+#else
+#include <linux/elf.h>
+#include <linux/elfcore.h>
+#endif
+
+static void fperror(const char *str)
+{
+	perror(str);
+	exit(1);
+}
+
+static size_t myread(int fd, void *buf, size_t sz)
+{
+	size_t ret;
+	
+	if ((ret = read(fd, buf, sz)) != sz)
+		fperror("read failed");
+	return ret;
+}
+
+static void print_prstatus(const prstatus_t *pr)
+{
+	unsigned i;
+	static const char *regs[] = { "ebx", "ecx", "edx", "esi", "edi", "ebp",
+					      "eax", "ds", "es", "fs", "gs",
+					      "orig_eax", "eip", "cs",
+					      "efl", "uesp", "ss"};
+	
+	printf("    pid=%d ppid=%d pgrp=%d sid=%d\n",
+	      pr->pr_pid, pr->pr_ppid, pr->pr_pgrp, pr->pr_sid);
+	for(i = 0; i < NGREG; i++)
+	{
+		unsigned long val = pr->pr_reg[i];
+		printf("    %-2u %-5s=%08lx %lu\n", i, regs[i], val, val);
+	}
+}
+
+static void print_prpsinfo(const prpsinfo_t *ps)
+{
+	printf("    uid=%d gid=%d\n", ps->pr_uid, ps->pr_gid);
+	printf("    comm=%s\n", ps->pr_fname);
+	printf("    psargs=%s\n", ps->pr_psargs);
+}
+
+#define roundup(x, y)  ((((x)+((y)-1))/(y))*(y))
+
+static void do_note(int fd, Elf32_Phdr *phdr)
+{
+	off_t here = lseek(fd, 0, SEEK_CUR);
+	int size = phdr->p_filesz;
+	char *raw = alloca(size), *end;
+	end = raw+size;
+	
+	lseek(fd, phdr->p_offset, SEEK_SET);
+	myread(fd, raw, size);
+
+	while(raw < end)
+	{
+		Elf32_Nhdr *note = (Elf32_Nhdr *)raw;
+		const char *str;
+		const char *name, *desc;
+		
+		raw += sizeof(*note);
+		name = raw;
+		raw += roundup(note->n_namesz, sizeof(long));
+		desc = raw;
+		raw += roundup(note->n_descsz, sizeof(long));
+
+		printf("  name=%.*s", (int)note->n_namesz, name);
+
+		if(strncmp(name, "CORE", note->n_namesz) != 0)
+		{
+			printf("\n");
+			continue;
+		}
+		
+		switch(note->n_type)
+		{
+#define X(x)	case x: str = #x; break;
+			X(NT_PRSTATUS);
+			X(NT_PRFPREG);
+			X(NT_PRPSINFO);
+			X(NT_TASKSTRUCT);
+#undef X
+		default:
+			str = "???";
+		}
+		printf(" n_type=%s n_descsz=%ld\n",
+		       str, note->n_descsz);
+		switch(note->n_type)
+		{
+		case NT_PRSTATUS:
+			print_prstatus((prstatus_t *)desc);
+			break;
+		case NT_PRPSINFO:
+			print_prpsinfo((prpsinfo_t *)desc);
+			break;
+		}
+	}
+	lseek(fd, here, SEEK_SET);
+}
+
+int main(int argc, char *argv[])
+{
+	int fd;
+	Elf32_Ehdr elf;
+	int i;
+	
+	if (argc != 2)
+	{
+		fprintf(stderr, "Usage: %s corefile\n", argv[0]);
+		exit(1);
+	}
+
+	if ((fd = open(argv[1], O_RDONLY)) == -1)
+		fperror("open of core");
+
+	myread(fd, &elf, sizeof(elf));
+
+	if (memcmp(ELFMAG, elf.e_ident, SELFMAG) != 0)
+		printf("bad magic\n");
+
+	if (elf.e_ident[EI_CLASS] != ELFCLASS32)
+		printf("wrong class\n");
+		
+	if (elf.e_ident[EI_DATA] != ELFDATA2LSB)
+		printf("wrong endianess\n");
+
+	if (elf.e_ident[EI_VERSION] != EV_CURRENT)
+		printf("wrong version\n");
+
+	{
+		const char *str;
+		switch(elf.e_type)
+		{
+#define C(x)	case ET_##x: str = #x; break;
+			C(NONE);
+			C(REL);
+			C(EXEC);
+			C(DYN);
+			C(CORE);
+#undef C
+		default: str = "???"; break;
+		}
+		printf("elf file type ET_%s\n", str);
+	}
+
+	if (elf.e_machine != EM_386 && elf.e_machine != EM_486)
+		printf("not i386 or i486\n");
+
+	if (elf.e_ehsize != sizeof(elf))
+		printf("wrong header size\n");
+
+	if (elf.e_phentsize != sizeof(Elf32_Phdr))
+		printf("wrong phdr size\n");
+
+	if (lseek(fd, elf.e_phoff, SEEK_SET) != (off_t)elf.e_phoff)
+		fperror("lseek to phdr failed\n");
+
+	for(i = 0; i < elf.e_phnum; i++)
+	{
+		Elf32_Phdr phdr;
+		const char *str;
+		
+		myread(fd, &phdr, sizeof(phdr));
+		switch(phdr.p_type)
+		{
+#define C(x)	case PT_##x: str = #x; break;
+			C(NULL);
+			C(LOAD);
+			C(DYNAMIC);
+			C(INTERP);
+			C(NOTE);
+			C(SHLIB);
+			C(PHDR);
+#undef C
+		default:
+			str = "???"; break;
+		}
+		printf("type PT_%s off=%ld vaddr=%lx filesz=%ld flags=%lx\n",
+		       str, phdr.p_offset, phdr.p_vaddr, phdr.p_filesz,
+		       (unsigned long)phdr.p_flags);
+		if (phdr.p_type == PT_NOTE)
+			do_note(fd, &phdr);
+	}
+	exit(0);
+}
+

Places

File file-5.42.dif of Package file (Revision 327d60100a7a8ee4ec4ab875640e6238)

Places