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nixpkgs/pkgs/tools/security/tboot/tboot-add-well-known-secret-option-to-lcp_writepol.patch
Alexander Kjeldaas dbe8d7ad03 Added trousers, tpm-tools, and tboot.
Added lcp_writepol -Z option.
2014-04-22 13:24:44 +02:00

51 lines
1.9 KiB
Diff

diff -urp tboot-1.8.0.orig/lcptools/writepol.c tboot-1.8.0/lcptools/writepol.c
--- tboot-1.8.0.orig/lcptools/writepol.c 2014-01-30 10:34:57.000000000 +0100
+++ tboot-1.8.0/lcptools/writepol.c 2014-02-12 01:48:51.523581057 +0100
@@ -40,6 +40,7 @@
#include <getopt.h>
#include <trousers/tss.h>
#include <trousers/trousers.h>
+#include <tss/tss_defines.h>
#define PRINT printf
#include "../include/uuid.h"
@@ -51,14 +52,15 @@ static uint32_t index_value = 0;
static char *file_arg=NULL;
static uint32_t fLeng;
static unsigned char *policy_data = NULL;
-static char *password = NULL;
+static const char *password = NULL;
static uint32_t passwd_length = 0;
+static const char well_known_secret[] = TSS_WELL_KNOWN_SECRET;
static int help_input = 0;
static unsigned char empty_pol_data[] = {0};
-static const char *short_option = "ehi:f:p:";
+static const char *short_option = "ehi:f:p:Z";
static const char *usage_string = "lcp_writepol -i index_value "
- "[-f policy_file] [-e] [-p passwd] [-h]";
+ "[-f policy_file] [-e] [-p passwd|-Z] [-h]";
static const char *option_strings[] = {
"-i index value: uint32/string.\n"
@@ -67,6 +69,7 @@ static const char *option_strings[] = {
"\tINDEX_AUX:0x50000002 or \"aux\"\n",
"-f file_name: string. File name of the policy data is stored. \n",
"-p password: string. \n",
+ "-Z use well known secret as password. \n",
"-e write 0 length data to the index.\n"
"\tIt will be used for some special index.\n"
"\tFor example, the index with permission WRITEDEFINE.\n",
@@ -119,6 +122,11 @@ parse_cmdline(int argc, const char * arg
fLeng = 0;
break;
+ case 'Z':
+ password = well_known_secret;
+ passwd_length = sizeof(well_known_secret);
+ break;
+
case 'h':
help_input = 1;
break;