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-rw-r--r--src/aikgen/Makefile.am9
-rw-r--r--src/aikgen/Makefile.in36
-rw-r--r--src/aikgen/aikgen.c229
3 files changed, 66 insertions, 208 deletions
diff --git a/src/aikgen/Makefile.am b/src/aikgen/Makefile.am
index dc59d20cf..860a8f7a6 100644
--- a/src/aikgen/Makefile.am
+++ b/src/aikgen/Makefile.am
@@ -2,14 +2,13 @@ bin_PROGRAMS = aikgen
aikgen_SOURCES = aikgen.c
-aikgen_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
-aikgen.o : $(top_builddir)/config.status
+aikgen_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la \
+ $(top_builddir)/src/libtpmtss/libtpmtss.la
-if USE_TROUSERS
- aikgen_LDADD += -ltspi
-endif
+aikgen.o : $(top_builddir)/config.status
AM_CPPFLAGS = \
-I$(top_srcdir)/src/libstrongswan \
+ -I$(top_srcdir)/src/libtpmtss \
-DIPSEC_CONFDIR=\"${sysconfdir}\" \
-DPLUGINS=\""${aikgen_plugins}\""
diff --git a/src/aikgen/Makefile.in b/src/aikgen/Makefile.in
index 8fb9126e5..1e2b7dd8b 100644
--- a/src/aikgen/Makefile.in
+++ b/src/aikgen/Makefile.in
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# Makefile.in generated by automake 1.15 from Makefile.am.
# @configure_input@
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -15,7 +15,17 @@
@SET_MAKE@
VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+ if test -z '$(MAKELEVEL)'; then \
+ false; \
+ elif test -n '$(MAKE_HOST)'; then \
+ true; \
+ elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+ true; \
+ else \
+ false; \
+ fi; \
+}
am__make_running_with_option = \
case $${target_option-} in \
?) ;; \
@@ -79,10 +89,7 @@ POST_UNINSTALL = :
build_triplet = @build@
host_triplet = @host@
bin_PROGRAMS = aikgen$(EXEEXT)
-@USE_TROUSERS_TRUE@am__append_1 = -ltspi
subdir = src/aikgen
-DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
- $(top_srcdir)/depcomp
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/m4/config/libtool.m4 \
$(top_srcdir)/m4/config/ltoptions.m4 \
@@ -96,6 +103,7 @@ am__aclocal_m4_deps = $(top_srcdir)/m4/config/libtool.m4 \
$(top_srcdir)/configure.ac
am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
mkinstalldirs = $(install_sh) -d
CONFIG_HEADER = $(top_builddir)/config.h
CONFIG_CLEAN_FILES =
@@ -104,10 +112,9 @@ am__installdirs = "$(DESTDIR)$(bindir)"
PROGRAMS = $(bin_PROGRAMS)
am_aikgen_OBJECTS = aikgen.$(OBJEXT)
aikgen_OBJECTS = $(am_aikgen_OBJECTS)
-am__DEPENDENCIES_1 =
aikgen_DEPENDENCIES = \
$(top_builddir)/src/libstrongswan/libstrongswan.la \
- $(am__DEPENDENCIES_1)
+ $(top_builddir)/src/libtpmtss/libtpmtss.la
AM_V_lt = $(am__v_lt_@AM_V@)
am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
am__v_lt_0 = --silent
@@ -172,12 +179,14 @@ am__define_uniq_tagged_files = \
done | $(am__uniquify_input)`
ETAGS = etags
CTAGS = ctags
+am__DIST_COMMON = $(srcdir)/Makefile.in $(top_srcdir)/depcomp
DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
ACLOCAL = @ACLOCAL@
ALLOCA = @ALLOCA@
AMTAR = @AMTAR@
AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
AR = @AR@
+ATOMICLIB = @ATOMICLIB@
AUTOCONF = @AUTOCONF@
AUTOHEADER = @AUTOHEADER@
AUTOMAKE = @AUTOMAKE@
@@ -227,6 +236,7 @@ LIBTOOL = @LIBTOOL@
LIPO = @LIPO@
LN_S = @LN_S@
LTLIBOBJS = @LTLIBOBJS@
+LT_SYS_LIBRARY_PATH = @LT_SYS_LIBRARY_PATH@
MAKEINFO = @MAKEINFO@
MANIFEST_TOOL = @MANIFEST_TOOL@
MKDIR_P = @MKDIR_P@
@@ -261,6 +271,7 @@ PTHREADLIB = @PTHREADLIB@
PYTHON = @PYTHON@
PYTHONEGGINSTALLDIR = @PYTHONEGGINSTALLDIR@
PYTHON_EXEC_PREFIX = @PYTHON_EXEC_PREFIX@
+PYTHON_PACKAGE_VERSION = @PYTHON_PACKAGE_VERSION@
PYTHON_PLATFORM = @PYTHON_PLATFORM@
PYTHON_PREFIX = @PYTHON_PREFIX@
PYTHON_VERSION = @PYTHON_VERSION@
@@ -372,6 +383,7 @@ random_device = @random_device@
resolv_conf = @resolv_conf@
routing_table = @routing_table@
routing_table_prio = @routing_table_prio@
+runstatedir = @runstatedir@
s_plugins = @s_plugins@
sbindir = @sbindir@
scepclient_plugins = @scepclient_plugins@
@@ -402,9 +414,11 @@ xml_CFLAGS = @xml_CFLAGS@
xml_LIBS = @xml_LIBS@
aikgen_SOURCES = aikgen.c
aikgen_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la \
- $(am__append_1)
+ $(top_builddir)/src/libtpmtss/libtpmtss.la
+
AM_CPPFLAGS = \
-I$(top_srcdir)/src/libstrongswan \
+ -I$(top_srcdir)/src/libtpmtss \
-DIPSEC_CONFDIR=\"${sysconfdir}\" \
-DPLUGINS=\""${aikgen_plugins}\""
@@ -424,7 +438,6 @@ $(srcdir)/Makefile.in: $(srcdir)/Makefile.am $(am__configure_deps)
echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu src/aikgen/Makefile'; \
$(am__cd) $(top_srcdir) && \
$(AUTOMAKE) --gnu src/aikgen/Makefile
-.PRECIOUS: Makefile
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
@case '$?' in \
*config.status*) \
@@ -739,6 +752,9 @@ uninstall-am: uninstall-binPROGRAMS
mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
tags tags-am uninstall uninstall-am uninstall-binPROGRAMS
+.PRECIOUS: Makefile
+
+
aikgen.o : $(top_builddir)/config.status
# Tell versions [3.59,3.63) of GNU make to not export all variables.
diff --git a/src/aikgen/aikgen.c b/src/aikgen/aikgen.c
index 192636afc..3e2d44477 100644
--- a/src/aikgen/aikgen.c
+++ b/src/aikgen/aikgen.c
@@ -1,38 +1,25 @@
/*
- * Copyright (C) 2014 Andreas Steffen
+ * Copyright (C) 2014-2016 Andreas Steffen
* HSR Hochschule fuer Technik Rapperswil
*
- * Copyright (c) 2008 Hal Finney
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
*/
+#include "tpm_tss.h"
+
#include <library.h>
#include <utils/debug.h>
#include <utils/optionsfrom.h>
#include <credentials/certificates/x509.h>
#include <credentials/keys/public_key.h>
-#include <asn1/oid.h>
-#include <asn1/asn1.h>
-
-#include <trousers/tss.h>
-#include <trousers/trousers.h>
#include <syslog.h>
#include <getopt.h>
@@ -44,12 +31,9 @@
/* default name of AIK private key blob */
#define DEFAULT_FILENAME_AIKBLOB AIK_DIR "aikBlob.bin"
-/* default name of AIK private key blob */
+/* default name of AIK public key */
#define DEFAULT_FILENAME_AIKPUBKEY AIK_DIR "aikPub.der"
-/* size in bytes of a TSS AIK public key blob */
-#define AIK_PUBKEY_BLOB_SIZE 284
-
/* logging */
static bool log_to_stderr = TRUE;
static bool log_to_syslog = TRUE;
@@ -64,9 +48,7 @@ public_key_t *ca_pubkey;
chunk_t ca_modulus;
chunk_t aik_pubkey;
chunk_t aik_keyid;
-
-/* TPM context */
-TSS_HCONTEXT hContext;
+tpm_tss_t *tpm;
/**
* logging function for aikgen
@@ -128,12 +110,13 @@ static void init_log(const char *program)
/**
* @brief exit aikgen
*
- * @param status 0 = OK, 1 = general discomfort
+ * @param status 0 = OK, -1 = general discomfort
*/
static void exit_aikgen(err_t message, ...)
{
int status = 0;
+ DESTROY_IF(tpm);
DESTROY_IF(cacert);
DESTROY_IF(ca_pubkey);
free(ca_modulus.ptr);
@@ -141,13 +124,6 @@ static void exit_aikgen(err_t message, ...)
free(aik_keyid.ptr);
options->destroy(options);
- /* clean up TPM context */
- if (hContext)
- {
- Tspi_Context_FreeMemory(hContext, NULL);
- Tspi_Context_Close(hContext);
- }
-
/* print any error message to stderr */
if (message != NULL && *message != '\0')
{
@@ -158,7 +134,7 @@ static void exit_aikgen(err_t message, ...)
vsnprintf(m, sizeof(m), message, args);
va_end(args);
- fprintf(stderr, "error: %s\n", m);
+ fprintf(stderr, "aikgen error: %s\n", m);
status = -1;
}
library_deinit();
@@ -178,7 +154,7 @@ static void usage(const char *message)
" [--aikblob <filename>] [--aikpubkey <filename>] \n"
" [--idreq <filename>] [--force]"
" [--quiet] [--debug <level>]\n"
- " aikgen --help\n"
+ " aikgen --help\n"
"\n"
"Options:\n"
" --cacert (-c) certificate of [privacy] CA\n"
@@ -216,24 +192,7 @@ int main(int argc, char *argv[])
bool force = FALSE;
chunk_t identity_req;
chunk_t aik_blob;
- chunk_t aik_pubkey_blob;
- chunk_t aik_modulus;
- chunk_t aik_exponent;
-
- /* TPM variables */
- TSS_RESULT result;
- TSS_HTPM hTPM;
- TSS_HKEY hSRK;
- TSS_HKEY hPCAKey;
- TSS_HPOLICY hSrkPolicy;
- TSS_HPOLICY hTPMPolicy;
- TSS_HKEY hIdentKey;
- TSS_UUID SRK_UUID = TSS_UUID_SRK;
- BYTE secret[] = TSS_WELL_KNOWN_SECRET;
- BYTE *IdentityReq;
- UINT32 IdentityReqLen;
- BYTE *blob;
- UINT32 blobLen;
+ hasher_t *hasher;
atexit(library_deinit);
if (!library_init(NULL, "aikgen"))
@@ -370,105 +329,29 @@ int main(int argc, char *argv[])
if (ca_pubkey->get_type(ca_pubkey) != KEY_RSA ||
ca_pubkey->get_keysize(ca_pubkey) != 2048)
{
- exit_aikgen("ca public key must be RSA 2048 but is %N %d",
+ exit_aikgen("CA public key must be RSA 2048 but is %N %d",
key_type_names, ca_pubkey->get_type(ca_pubkey),
ca_pubkey->get_keysize(ca_pubkey));
}
if (!ca_pubkey->get_encoding(ca_pubkey, PUBKEY_RSA_MODULUS, &ca_modulus))
{
- exit_aikgen("could not extract RSA modulus from ca public key");
- }
-
- /* initialize TSS context and connect to it */
- result = Tspi_Context_Create(&hContext);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Context_Create", result);
- }
- result = Tspi_Context_Connect(hContext, NULL);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Context_Connect", result);
- }
-
- /* get SRK plus SRK policy and set SRK secret */
- result = Tspi_Context_LoadKeyByUUID(hContext, TSS_PS_TYPE_SYSTEM,
- SRK_UUID, &hSRK);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Context_LoadKeyByUUID for SRK", result);
- }
- result = Tspi_GetPolicyObject(hSRK, TSS_POLICY_USAGE, &hSrkPolicy);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_GetPolicyObject for SRK", result);
- }
- result = Tspi_Policy_SetSecret(hSrkPolicy, TSS_SECRET_MODE_SHA1, 20, secret);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Policy_SetSecret for SRK", result);
- }
-
- /* get TPM plus TPM policy and set TPM secret */
- result = Tspi_Context_GetTpmObject (hContext, &hTPM);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Context_GetTpmObject", result);
- }
- result = Tspi_GetPolicyObject(hTPM, TSS_POLICY_USAGE, &hTPMPolicy);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_GetPolicyObject for TPM", result);
- }
- result = Tspi_Policy_SetSecret(hTPMPolicy, TSS_SECRET_MODE_SHA1, 20, secret);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Policy_SetSecret for TPM", result);
- }
-
- /* create context for a 2048 bit AIK */
- result = Tspi_Context_CreateObject(hContext, TSS_OBJECT_TYPE_RSAKEY,
- TSS_KEY_TYPE_IDENTITY | TSS_KEY_SIZE_2048 |
- TSS_KEY_VOLATILE | TSS_KEY_NOT_MIGRATABLE, &hIdentKey);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Context_CreateObject for key", result);
+ exit_aikgen("could not extract RSA modulus from CA public key");
}
- /* create context for the Privacy CA public key and assign modulus */
- result = Tspi_Context_CreateObject(hContext, TSS_OBJECT_TYPE_RSAKEY,
- TSS_KEY_TYPE_LEGACY|TSS_KEY_SIZE_2048, &hPCAKey);
- if (result != TSS_SUCCESS)
+ /* try to find a TPM 1.2 */
+ tpm = tpm_tss_probe(TPM_VERSION_1_2);
+ if (!tpm)
{
- exit_aikgen("tss 0x%x on Tspi_Context_CreateObject for PCA", result);
- }
- result = Tspi_SetAttribData (hPCAKey, TSS_TSPATTRIB_RSAKEY_INFO,
- TSS_TSPATTRIB_KEYINFO_RSA_MODULUS, ca_modulus.len,
- ca_modulus.ptr);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_SetAttribData for PCA modulus", result);
- }
- result = Tspi_SetAttribUint32(hPCAKey, TSS_TSPATTRIB_KEY_INFO,
- TSS_TSPATTRIB_KEYINFO_ENCSCHEME, TSS_ES_RSAESPKCSV15);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_SetAttribUint32 for PCA "
- "encryption scheme", result);
+ exit_aikgen("no TPM 1.2 found");
}
- /* generate AIK */
- DBG1(DBG_LIB, "Generating identity key...");
- result = Tspi_TPM_CollateIdentityRequest(hTPM, hSRK, hPCAKey, 0, NULL,
- hIdentKey, TSS_ALG_AES, &IdentityReqLen, &IdentityReq);
- if (result != TSS_SUCCESS)
+ if (!tpm->generate_aik(tpm, ca_modulus, &aik_blob, &aik_pubkey,
+ &identity_req))
{
- exit_aikgen("tss 0x%x on Tspi_TPM_CollateIdentityRequest", result);
+ exit_aikgen("could not generate AIK");
}
- identity_req = chunk_create(IdentityReq, IdentityReqLen);
- DBG3(DBG_LIB, "Identity Request: %B", &identity_req);
- /* optionally output identity request encrypted with ca public key */
+ /* optionally output identity request encrypted with CA public key */
if (idreq_filename)
{
if (!chunk_write(identity_req, idreq_filename, 0022, force))
@@ -480,24 +363,7 @@ int main(int argc, char *argv[])
idreq_filename, identity_req.len);
}
- /* load identity key */
- result = Tspi_Key_LoadKey (hIdentKey, hSRK);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_Key_LoadKey for AIK\n", result);
- }
-
- /* output AIK private key in TSS blob format */
- result = Tspi_GetAttribData (hIdentKey, TSS_TSPATTRIB_KEY_BLOB,
- TSS_TSPATTRIB_KEYBLOB_BLOB, &blobLen, &blob);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_GetAttribData for private key blob",
- result);
- }
- aik_blob = chunk_create(blob, blobLen);
- DBG3(DBG_LIB, "AIK private key blob: %B", &aik_blob);
-
+ /* output AIK private key blob */
if (!chunk_write(aik_blob, aikblob_filename, 0022, force))
{
exit_aikgen("could not write AIK blob file '%s': %s",
@@ -506,32 +372,7 @@ int main(int argc, char *argv[])
DBG1(DBG_LIB, "AIK private key blob written to '%s' (%u bytes)",
aikblob_filename, aik_blob.len);
- /* output AIK Public Key in TSS blob format */
- result = Tspi_GetAttribData (hIdentKey, TSS_TSPATTRIB_KEY_BLOB,
- TSS_TSPATTRIB_KEYBLOB_PUBLIC_KEY, &blobLen, &blob);
- if (result != TSS_SUCCESS)
- {
- exit_aikgen("tss 0x%x on Tspi_GetAttribData for public key blob",
- result);
- }
- aik_pubkey_blob = chunk_create(blob, blobLen);
- DBG3(DBG_LIB, "AIK public key blob: %B", &aik_pubkey_blob);
-
- /* create a trusted AIK public key */
- if (aik_pubkey_blob.len != AIK_PUBKEY_BLOB_SIZE)
- {
- exit_aikgen("AIK public key is not in TSS blob format");
- }
- aik_modulus = chunk_skip(aik_pubkey_blob, AIK_PUBKEY_BLOB_SIZE - 256);
- aik_exponent = chunk_from_chars(0x01, 0x00, 0x01);
-
- /* output subjectPublicKeyInfo encoding of AIK public key */
- if (!lib->encoding->encode(lib->encoding, PUBKEY_SPKI_ASN1_DER, NULL,
- &aik_pubkey, CRED_PART_RSA_MODULUS, aik_modulus,
- CRED_PART_RSA_PUB_EXP, aik_exponent, CRED_PART_END))
- {
- exit_aikgen("subjectPublicKeyInfo encoding of AIK key failed");
- }
+ /* output AIK public key */
if (!chunk_write(aik_pubkey, aikpubkey_filename, 0022, force))
{
exit_aikgen("could not write AIK public key file '%s': %s",
@@ -541,12 +382,14 @@ int main(int argc, char *argv[])
aikpubkey_filename, aik_pubkey.len);
/* display AIK keyid derived from subjectPublicKeyInfo encoding */
- if (!lib->encoding->encode(lib->encoding, KEYID_PUBKEY_INFO_SHA1, NULL,
- &aik_keyid, CRED_PART_RSA_MODULUS, aik_modulus,
- CRED_PART_RSA_PUB_EXP, aik_exponent, CRED_PART_END))
+ hasher = lib->crypto->create_hasher(lib->crypto, HASH_SHA1);
+ if (!hasher || !hasher->allocate_hash(hasher, aik_pubkey, &aik_keyid))
{
- exit_aikgen("computation of AIK keyid failed");
+ DESTROY_IF(hasher);
+ exit_aikgen("SHA1 hash algorithm not supported, computation of AIK "
+ "keyid failed");
}
+ hasher->destroy(hasher);
DBG1(DBG_LIB, "AIK keyid: %#B", &aik_keyid);
exit_aikgen(NULL);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 06:24:43 +0000