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authorYu Watanabe <watanabe.yu+github@gmail.com>2022-09-25 07:41:07 +0900
committerYu Watanabe <watanabe.yu+github@gmail.com>2022-09-25 08:03:19 +0900
commit395c1d9a85dbae198dc29313151b7934727a4cbc (patch)
treefbee8f93bbaf52eff3cfab5649c3a5ff99e3ff9e /src/shared/tpm2-util.c
parente0f435f93580c84a93cc083a7fc23a5751ca8424 (diff)
downloadsystemd-395c1d9a85dbae198dc29313151b7934727a4cbc.tar.gz
tpm2-util: fix build with -Dopenssl=false
Fixes #24800.
Diffstat (limited to 'src/shared/tpm2-util.c')
-rw-r--r--src/shared/tpm2-util.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/shared/tpm2-util.c b/src/shared/tpm2-util.c
index d4b0ff5117..16c907587c 100644
--- a/src/shared/tpm2-util.c
+++ b/src/shared/tpm2-util.c
@@ -802,6 +802,7 @@ static int tpm2_make_encryption_session(
return 0;
}
+#if HAVE_OPENSSL
static int openssl_pubkey_to_tpm2_pubkey(EVP_PKEY *input, TPM2B_PUBLIC *output) {
#if OPENSSL_VERSION_MAJOR >= 3
_cleanup_(BN_freep) BIGNUM *n = NULL, *e = NULL;
@@ -981,6 +982,7 @@ static int find_signature(
return log_error_errno(SYNTHETIC_ERRNO(ENXIO), "Couldn't find signature for this PCR bank, PCR index and public key.");
}
+#endif
static int tpm2_make_policy_session(
ESYS_CONTEXT *c,
@@ -1005,7 +1007,6 @@ static int tpm2_make_policy_session(
};
_cleanup_(Esys_Freep) TPM2B_DIGEST *policy_digest = NULL;
ESYS_TR session = ESYS_TR_NONE, pubkey_handle = ESYS_TR_NONE;
- _cleanup_(EVP_PKEY_freep) EVP_PKEY *pk = NULL;
TSS2_RC rc;
int r;
@@ -1045,6 +1046,8 @@ static int tpm2_make_policy_session(
}
}
+#if HAVE_OPENSSL
+ _cleanup_(EVP_PKEY_freep) EVP_PKEY *pk = NULL;
if (pubkey_size > 0) {
/* If a pubkey is specified, load it to validate it, even if the PCR mask for this is actually zero, and we are thus not going to use it. */
_cleanup_fclose_ FILE *f = fmemopen((void*) pubkey, pubkey_size, "r");
@@ -1055,6 +1058,7 @@ static int tpm2_make_policy_session(
if (!pk)
return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Failed to parse PEM public key.");
}
+#endif
rc = sym_Esys_StartAuthSession(
c,
@@ -1073,6 +1077,7 @@ static int tpm2_make_policy_session(
"Failed to open session in TPM: %s", sym_Tss2_RC_Decode(rc));
if (pubkey_pcr_mask != 0) {
+#if HAVE_OPENSSL
log_debug("Configuring public key based PCR policy.");
/* First: load public key into the TPM */
@@ -1221,6 +1226,9 @@ static int tpm2_make_policy_session(
"Failed to push Authorize policy into TPM: %s", sym_Tss2_RC_Decode(rc));
goto finish;
}
+#else
+ return log_debug_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), "OpenSSL support is disabled.");
+#endif
}
if (hash_pcr_mask != 0) {