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[src/trunk]: src/usr.bin/kdump *** empty log message ***
details: https://anonhg.NetBSD.org/src/rev/081923010747
branches: trunk
changeset: 1008771:081923010747
user: christos <christos%NetBSD.org@localhost>
date: Thu Apr 02 17:40:33 2020 +0000
description:
*** empty log message ***
diffstat:
usr.bin/kdump/ioctlprint.1 | 15 ++++++-
usr.bin/kdump/kdump.c | 88 +++++++++++++++++++++++++++++++++++----------
usr.bin/kdump/mkioctls | 39 +++++++++++++++-----
3 files changed, 110 insertions(+), 32 deletions(-)
diffs (300 lines):
diff -r 3e5412c48cdf -r 081923010747 usr.bin/kdump/ioctlprint.1
--- a/usr.bin/kdump/ioctlprint.1 Thu Apr 02 16:31:37 2020 +0000
+++ b/usr.bin/kdump/ioctlprint.1 Thu Apr 02 17:40:33 2020 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: ioctlprint.1,v 1.2 2020/04/02 08:38:22 wiz Exp $
+.\" $NetBSD: ioctlprint.1,v 1.3 2020/04/02 17:40:33 christos Exp $
.\"
.\" Copyright (c) 2020 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -35,6 +35,7 @@
.Nd display descriptive ioctl value
.Sh SYNOPSIS
.Nm
+.Op Fl l
.Op Fl e Ar emulation
.Op Fl f Ar format
.Op Ar arg ...
@@ -45,6 +46,10 @@
to by one or more
.Ar arg
arguments.
+The argument can either be an
+.Xr ioctl
+symbolic name or the
+ioctl value.
.Pp
The options are as follows:
.Bl -tag -width Fl
@@ -61,8 +66,10 @@
.Pp
The following conversion characters can be used:
.Bl -tag -width xxxx
+.It \&%E
+Symbolic decoded ioctl string.
.It \&%e
-Decoded ioctl string.
+Decoded ioctl string with hex values.
.It \&%n
Descriptive ioctl operation name.
.It \&%x
@@ -77,6 +84,10 @@
.Bd -literal -offset indent
"%n %e %x\\n"
.Ed
+.It Fl l
+List all
+.Xr ioctl 2
+known.
.El
.Sh SEE ALSO
.Xr kdump 1 ,
diff -r 3e5412c48cdf -r 081923010747 usr.bin/kdump/kdump.c
--- a/usr.bin/kdump/kdump.c Thu Apr 02 16:31:37 2020 +0000
+++ b/usr.bin/kdump/kdump.c Thu Apr 02 17:40:33 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kdump.c,v 1.133 2020/04/02 03:32:46 kamil Exp $ */
+/* $NetBSD: kdump.c,v 1.134 2020/04/02 17:40:33 christos Exp $ */
/*-
* Copyright (c) 1988, 1993
@@ -39,7 +39,7 @@
#if 0
static char sccsid[] = "@(#)kdump.c 8.4 (Berkeley) 4/28/95";
#else
-__RCSID("$NetBSD: kdump.c,v 1.133 2020/04/02 03:32:46 kamil Exp $");
+__RCSID("$NetBSD: kdump.c,v 1.134 2020/04/02 17:40:33 christos Exp $");
#endif
#endif /* not lint */
@@ -108,9 +108,9 @@
"PTRACE_SYSCALL",
};
-static const char default_format[] = { "%n %e %x\n" };
+static const char default_format[] = { "%n\t%E\t%x\n" };
-static void fmtprint(const char *, unsigned long int);
+static void fmtprint(const char *, const struct ioctlinfo *ii);
static int fread_tail(void *, size_t, size_t);
static int dumpheader(struct ktr_header *);
static int output_ts(const struct timespec *);
@@ -132,11 +132,11 @@
static const char *signame(long, int);
static void hexdump_buf(const void *, int, int);
static void visdump_buf(const void *, int, int);
+static const struct ioctlinfo *find_ioctl(const char *);
int
main(int argc, char **argv)
{
- unsigned long int u;
unsigned int ktrlen, size;
int ch;
void *m;
@@ -145,15 +145,16 @@
const char *emul_name = "netbsd";
const char *format = default_format;
int col;
- int e;
char *cp;
setprogname(argv[0]);
if (strcmp(getprogname(), "ioctlprint") == 0) {
+ const struct ioctlinfo *ii;
+ int list = 0;
int i;
- while ((ch = getopt(argc, argv, "e:f:")) != -1)
+ while ((ch = getopt(argc, argv, "e:f:l")) != -1)
switch (ch) {
case 'e':
emul_name = optarg;
@@ -163,22 +164,34 @@
errx(1, "Too many formats");
format = optarg;
break;
+ case 'l':
+ list = 1;
+ break;
default:
usage();
break;
}
+
setemul(emul_name, 0, 0);
argv += optind;
argc -= optind;
- if (argc < 1)
+ if (argc < 1 && !list)
usage();
+ if (list) {
+ for (i = 0; ioctlinfo[i].name != NULL; i++) {
+ fmtprint(format, &ioctlinfo[i]);
+ }
+ return 0;
+ }
+
for (i = 0; i < argc; i++) {
- u = strtou(argv[i], NULL, 0, 0, ULONG_MAX, &e);
- if (e)
- errc(1, e, "invalid argument: `%s'", argv[i]);
- fmtprint(format, u);
+ if ((ii = find_ioctl(argv[i])) == NULL) {
+ warnx("Can't find ioctl `%s'", argv[i]);
+ continue;
+ }
+ fmtprint(format, ii);
}
return 0;
}
@@ -338,11 +351,11 @@
}
static void
-fmtprint(const char *fmt, unsigned long int u)
+fmtprint(const char *fmt, const struct ioctlinfo *ii)
{
- const char *name;
int c;
+
while ((c = *fmt++) != '\0') {
switch (c) {
default:
@@ -368,21 +381,23 @@
default:
putchar(c);
break;
+ case 'E':
+ printf("%s", ii->expr);
+ break;
case 'e':
- ioctldecode(u);
+ ioctldecode(ii->value);
break;
case 'n':
- name = ioctlname(u);
- printf("%s", name ? name : "(null)");
+ printf("%s", ii->name);
break;
case 'x':
- printf("%#lx", u);
+ printf("%#lx", ii->value);
break;
case 'o':
- printf("%#lo", u);
+ printf("%#lo", ii->value);
break;
case 'd': case 'i':
- printf("%ld", u);
+ printf("%ld", ii->value);
break;
}
break;
@@ -1313,3 +1328,36 @@
}
exit(1);
}
+
+static const struct ioctlinfo *
+find_ioctl_by_name(const char *name)
+{
+ for (size_t i = 0; ioctlinfo[i].name != NULL; i++) {
+ if (strcmp(name, ioctlinfo[i].name) == 0)
+ return &ioctlinfo[i];
+ }
+ return NULL;
+}
+
+static const struct ioctlinfo *
+find_ioctl_by_value(unsigned long value)
+{
+ for (size_t i = 0; ioctlinfo[i].name != NULL; i++) {
+ if (value == ioctlinfo[i].value)
+ return &ioctlinfo[i];
+ }
+ return NULL;
+}
+
+static const struct ioctlinfo *
+find_ioctl(const char *name)
+{
+ if (isalpha((unsigned char)*name)) {
+ return find_ioctl_by_name(name);
+ }
+ int e;
+ unsigned long u = strtou(name, NULL, 0, 0, ULONG_MAX, &e);
+ if (e)
+ errc(1, e, "invalid argument: `%s'", name);
+ return find_ioctl_by_value(u);
+}
diff -r 3e5412c48cdf -r 081923010747 usr.bin/kdump/mkioctls
--- a/usr.bin/kdump/mkioctls Thu Apr 02 16:31:37 2020 +0000
+++ b/usr.bin/kdump/mkioctls Thu Apr 02 17:40:33 2020 +0000
@@ -1,5 +1,5 @@
#!/bin/sh
-# $NetBSD: mkioctls,v 1.53 2018/09/29 14:41:36 rmind Exp $
+# $NetBSD: mkioctls,v 1.54 2020/04/02 17:40:33 christos Exp $
#
# Copyright (c) 1994
# The Regents of the University of California. All rights reserved.
@@ -39,6 +39,9 @@
: ${CC:=cc}
: ${SED:=sed}
+set -x
+AWK=gawk
+
echo "/* Automatically generated file, do not edit! */"
#echo "#define const" # XXX: timepps lossage
echo "#define COMPAT_43"
@@ -198,20 +201,36 @@
if ($i ~ /define/)
break;
++i;
- printf("/* %s [%s] */\n", $0, $i);
+ name = $i;
+ printf("/* %s [%s] */\n", $0, name);
#
- if ($i ~ /^[A-Z0-9a-z_]*$/) {
- if (keep[$i] != 1) {
- printf("\t#ifdef %s\n", $i);
- printf("\tcase %s:\n\t\treturn \"%s\";\n", $i, $i);
- printf("\t#endif /* %s */\n", $i);
- keep[$i] = 1;
- }
- }
+ if (name !~ /^[A-Z0-9a-z_]*$/)
+ next;
+ if (keep[name] == 1)
+ next;
+ keep[name] = 1;
+ printf("\t#ifdef %s\n", name);
+ printf("\tcase %s:\n\t\treturn \"%s\";\n", name, name);
+ printf("\t#endif /* %s */\n", $i);
+ name = name;
+ names[name] = name;
+ exprs[name] = "";
+ files[name] = filename;
+ do {
+ ++i;
+ exprs[name] = exprs[name] " " $i;
+ } while ($i !~ /.*)/);
+ exprs[name] = substr(exprs[name], 2);
}
END {
print "\tdefault:\n\t\treturn NULL;\n"
print "\t}\n"
print "}"
+ print "const struct ioctlinfo ioctlinfo[] = {\n";
+ for (name in names) {
+ printf("\t{ .name = \"%s\", .expr = \"%s\", .value = %s },\n",
+ names[name], exprs[name], names[name]);
+ }
+ print "\t{ .name = NULL, .expr = NULL, .value = 0 },\n};";
}
'
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