libtpmtss: Fix build with DEBUG_LEVEL < 2

src/libtpmtss/tpm_tss_trousers.c

@@ -124,7 +124,6 @@ static bool initialize_context(private_tpm_tss_trousers_t *this)
 	uint32_t version_len;
 
 	TSS_RESULT result;
-	TPM_CAP_VERSION_INFO *info;
 
 	result = Tspi_Context_Create(&this->hContext);
 	if (result != TSS_SUCCESS)
@@ -159,12 +158,14 @@ static bool initialize_context(private_tpm_tss_trousers_t *this)
 		return FALSE;
 	}
 
-	info = (TPM_CAP_VERSION_INFO *)version_ptr;
+#if DEBUG_LEVEL > 2
+	TPM_CAP_VERSION_INFO *info = (TPM_CAP_VERSION_INFO *)version_ptr;
 	DBG2(DBG_PTS, "TPM Version Info: Chip Version: %u.%u.%u.%u, "
 		 "Spec Level: %u, Errata Rev: %u, Vendor ID: %.4s",
 		 info->version.major, info->version.minor,
 		 info->version.revMajor, info->version.revMinor,
 		 untoh16(&info->specLevel), info->errataRev, info->tpmVendorID);
+#endif
 
 	this->version_info = chunk_clone(chunk_create(version_ptr, version_len));
 
@@ -466,7 +467,7 @@ METHOD(tpm_tss_t, quote, bool,
 	uint32_t version_info_size, pcr;
 	aik_t *aik;
 	chunk_t aik_blob = chunk_empty;
-	chunk_t quote_chunk, pcr_digest;
+	chunk_t quote_chunk DBG_UNUSED, pcr_digest;
 	enumerator_t *enumerator;
 	bool success = FALSE;
 

src/libtpmtss/tpm_tss_tss2_session.c

@@ -133,7 +133,7 @@ METHOD(tpm_tss_tss2_session_t, set_cmd_auths, bool,
 	hasher_t *hasher;
 	pseudo_random_function_t prf_alg;
 	prf_t *prf;
-	chunk_t data, cp_hash, cp_hmac, nonce_caller, nonce_tpm, session_attributes;
+	chunk_t data, cp_hash, nonce_caller, nonce_tpm, session_attributes;
 	bool success;
 	uint32_t rval;
 
@@ -233,8 +233,8 @@ METHOD(tpm_tss_tss2_session_t, set_cmd_auths, bool,
 		DBG1(DBG_PTS, "cpHmac computation failed");
 		return FALSE;
 	}
-	cp_hmac = chunk_create(cmd.auths[0].hmac.buffer, cmd.auths[0].hmac.size);
-	DBG2(DBG_PTS, LABEL "cpHmac: %B", &cp_hmac);
+	DBG2(DBG_PTS, LABEL "cpHmac: %b", cmd.auths[0].hmac.buffer,
+		 cmd.auths[0].hmac.size);
 
 	rval = Tss2_Sys_SetCmdAuths(this->sys_context, &cmd);
 	if (rval != TSS2_RC_SUCCESS)
@@ -319,7 +319,7 @@ METHOD(tpm_tss_tss2_session_t, get_rsp_auths, bool,
 	prf_t *prf;
 	crypter_t *crypter;
 	chunk_t kdf_label = chunk_from_chars('C','F','B', 0x00);
-	chunk_t data, rp_hash, rp_hmac, nonce_caller, nonce_tpm, session_attributes;
+	chunk_t data, rp_hash, nonce_caller, nonce_tpm, session_attributes;
 	chunk_t key_mat, aes_key, aes_iv;
 	bool success;
 	uint32_t rval;
@@ -410,8 +410,7 @@ METHOD(tpm_tss_tss2_session_t, get_rsp_auths, bool,
 		DBG1(DBG_PTS, "computation of rpHmac failed");
 		return FALSE;
 	}
-	rp_hmac = chunk_create(rpHmac.buffer, rpHmac.size);
-	DBG2(DBG_PTS, LABEL "rpHMAC: %B", &rp_hmac);
+	DBG2(DBG_PTS, LABEL "rpHMAC: %b", rpHmac.buffer, rpHmac.size);
 
 	/* verify rpHmac */
 	if (!memeq(rsp.auths[0].hmac.buffer, rpHmac.buffer, rpHmac.size))

src/libtpmtss/tpm_tss_tss2_v2.c

@@ -664,6 +664,8 @@ METHOD(tpm_tss_t, get_public, chunk_t,
 			DBG1(DBG_PTS, LABEL "unsupported key type");
 			return chunk_empty;
 	}
+
+#if DEBUG_LEVEL >= 1
 	if (public.publicArea.objectAttributes & TPMA_OBJECT_SIGN_ENCRYPT)
 	{
 		TPMT_ASYM_SCHEME *s;
@@ -682,6 +684,7 @@ METHOD(tpm_tss_t, get_public, chunk_t,
 					  tpm_alg_id_names, s->algorithm,
 					  tpm_alg_id_names, s->mode, s->keyBits.sym);
 	}
+#endif
 
 	return aik_pubkey;
 }