diff options
author | julian <julian@FreeBSD.org> | 2016-07-14 04:30:42 +0000 |
---|---|---|
committer | julian <julian@FreeBSD.org> | 2016-07-14 04:30:42 +0000 |
commit | e2d901eef26ec970fba6c07323115fc489d73338 (patch) | |
tree | 2ce2aeddec12e37cdea46d7a20adf14c106b60d6 /sbin/kldstat | |
parent | 371b215a70a9ffe8f31ec8223583b6273d481162 (diff) | |
download | FreeBSD-src-e2d901eef26ec970fba6c07323115fc489d73338.zip FreeBSD-src-e2d901eef26ec970fba6c07323115fc489d73338.tar.gz |
MFH: r297023
Add the ability to print out the module specific information in likely formats.
Among other things this gives us the ability to find out the syscall number of a dynamically loaded syscall that has a dynamicly allocated vector number.
Sponsored by: Panzura inc.
Diffstat (limited to 'sbin/kldstat')
-rw-r--r-- | sbin/kldstat/kldstat.8 | 4 | ||||
-rw-r--r-- | sbin/kldstat/kldstat.c | 30 |
2 files changed, 28 insertions, 6 deletions
diff --git a/sbin/kldstat/kldstat.8 b/sbin/kldstat/kldstat.8 index bebabe8..63f07a6 100644 --- a/sbin/kldstat/kldstat.8 +++ b/sbin/kldstat/kldstat.8 @@ -35,10 +35,12 @@ .Nm .Op Fl q .Op Fl v +.Op Fl d .Op Fl i Ar id .Op Fl n Ar filename .Nm .Op Fl q +.Op Fl d .Op Fl m Ar modname .Sh DESCRIPTION The @@ -50,6 +52,8 @@ The following options are available: .Bl -tag -width indentXX .It Fl v Be more verbose. +.It Fl d +Show the module specific data (as int, unsigned int and unsigned long) .It Fl i Ar id Display the status of only the file with this ID. .It Fl n Ar filename diff --git a/sbin/kldstat/kldstat.c b/sbin/kldstat/kldstat.c index 8785c00..9e41d43 100644 --- a/sbin/kldstat/kldstat.c +++ b/sbin/kldstat/kldstat.c @@ -35,19 +35,28 @@ __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/module.h> #include <sys/linker.h> +#include <strings.h> #define POINTER_WIDTH ((int)(sizeof(void *) * 2 + 2)) +static int showdata = 0; + static void printmod(int modid) { struct module_stat stat; + bzero(&stat, sizeof(stat)); stat.version = sizeof(struct module_stat); if (modstat(modid, &stat) < 0) warn("can't stat module id %d", modid); else - printf("\t\t%2d %s\n", stat.id, stat.name); + if (showdata) { + printf("\t\t%2d %s (%d, %u, 0x%lx)\n", stat.id, stat.name, + stat.data.intval, stat.data.uintval, stat.data.ulongval); + } else { + printf("\t\t%2d %s\n", stat.id, stat.name); + } } static void @@ -78,8 +87,8 @@ printfile(int fileid, int verbose) static void usage(void) { - fprintf(stderr, "usage: kldstat [-q] [-v] [-i id] [-n filename]\n"); - fprintf(stderr, " kldstat [-q] [-m modname]\n"); + fprintf(stderr, "usage: kldstat [-d] [-q] [-v] [-i id] [-n filename]\n"); + fprintf(stderr, " kldstat [-d] [-q] [-m modname]\n"); exit(1); } @@ -94,8 +103,11 @@ main(int argc, char** argv) char* modname = NULL; char* p; - while ((c = getopt(argc, argv, "i:m:n:qv")) != -1) + while ((c = getopt(argc, argv, "di:m:n:qv")) != -1) switch (c) { + case 'd': + showdata = 1; + break; case 'i': fileid = (int)strtoul(optarg, &p, 10); if (*p != '\0') @@ -138,8 +150,14 @@ main(int argc, char** argv) if (modstat(modid, &stat) < 0) warn("can't stat module id %d", modid); else { - printf("Id Refs Name\n"); - printf("%3d %4d %s\n", stat.id, stat.refs, stat.name); + if (showdata) { + printf("Id Refs Name data..(int, uint, ulong)\n"); + printf("%3d %4d %s (%d, %u, 0x%lx)\n", stat.id, stat.refs, stat.name, + stat.data.intval, stat.data.uintval, stat.data.ulongval); + } else { + printf("Id Refs Name\n"); + printf("%3d %4d %s\n", stat.id, stat.refs, stat.name); + } } return 0; |