Add a big pile of *_free() functions which I audited to be NULL-safe.

1 files changed, 109 insertions, 2 deletions

diff --git a/regress/lib/libcrypto/free/freenull.c b/regress/lib/libcrypto/free/freenull.c
index 89cbd825395..cbc6fdd72b1 100644
--- a/regress/lib/libcrypto/free/freenull.c
+++ b/regress/lib/libcrypto/free/freenull.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: freenull.c,v 1.7 2018/04/14 07:18:37 tb Exp $ */
+/* $OpenBSD: freenull.c,v 1.8 2018/04/23 08:07:50 tb Exp $ */
 /*
  * Copyright (c) 2017 Bob Beck <beck@openbsd.org>
  *
@@ -16,10 +16,15 @@
  */
 
 #include <openssl/asn1.h>
-#include <openssl/ocsp.h>
+#include <openssl/cmac.h>
+#include <openssl/comp.h>
+#include <openssl/conf_api.h>
 #ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
 #endif
+#include <openssl/gost.h>
+#include <openssl/hmac.h>
+#include <openssl/ocsp.h>
 #include <openssl/pkcs12.h>
 #include <openssl/ts.h>
 #include <openssl/ui.h>
@@ -35,74 +40,176 @@
 int
 main(int argc, char **argv)
 {
+	ACCESS_DESCRIPTION_free(NULL);
+	ASN1_BIT_STRING_free(NULL);
+	ASN1_BMPSTRING_free(NULL);
 	ASN1_ENUMERATED_free(NULL);
 	ASN1_GENERALIZEDTIME_free(NULL);
+	ASN1_GENERALSTRING_free(NULL);
+	ASN1_IA5STRING_free(NULL);
 	ASN1_INTEGER_free(NULL);
+	ASN1_NULL_free(NULL);
 	ASN1_OBJECT_free(NULL);
 	ASN1_OCTET_STRING_free(NULL);
+	ASN1_PCTX_free(NULL);
+	ASN1_PRINTABLESTRING_free(NULL);
+	ASN1_PRINTABLE_free(NULL);
+	ASN1_STRING_free(NULL);
+	ASN1_T61STRING_free(NULL);
 	ASN1_TIME_free(NULL);
 	ASN1_TYPE_free(NULL);
+	ASN1_UNIVERSALSTRING_free(NULL);
 	ASN1_UTCTIME_free(NULL);
+	ASN1_UTF8STRING_free(NULL);
+	ASN1_VISIBLESTRING_free(NULL);
+	AUTHORITY_INFO_ACCESS_free(NULL);
+	AUTHORITY_KEYID_free(NULL);
+	BASIC_CONSTRAINTS_free(NULL);
 	BIO_free(NULL);
 	BIO_free_all(NULL);
+	BIO_meth_free(NULL);
+	BN_BLINDING_free(NULL);
+	BN_CTX_free(NULL);
+	BN_GENCB_free(NULL);
+	BN_MONT_CTX_free(NULL);
+	BN_RECP_CTX_free(NULL);
 	BN_clear_free(NULL);
 	BN_free(NULL);
 	BUF_MEM_free(NULL);
+	CERTIFICATEPOLICIES_free(NULL);
+	CMAC_CTX_free(NULL);
+	COMP_CTX_free(NULL);
 	CONF_free(NULL);
+	CRL_DIST_POINTS_free(NULL);
 	DH_free(NULL);
+	DIRECTORYSTRING_free(NULL);
+	DISPLAYTEXT_free(NULL);
+	DIST_POINT_NAME_free(NULL);
 	DIST_POINT_free(NULL);
 	DSA_SIG_free(NULL);
 	DSA_free(NULL);
+	DSA_meth_free(NULL);
 	ECDSA_SIG_free(NULL);
+	EC_GROUP_clear_free(NULL);
 	EC_GROUP_free(NULL);
 	EC_KEY_free(NULL);
 	EC_POINT_clear_free(NULL);
 	EC_POINT_free(NULL);
+	EDIPARTYNAME_free(NULL);
 #ifndef OPENSSL_NO_ENGINE
 	ENGINE_free(NULL);
 #endif
+	ESS_CERT_ID_free(NULL);
+	ESS_ISSUER_SERIAL_free(NULL);
+	ESS_SIGNING_CERT_free(NULL);
 	EVP_CIPHER_CTX_free(NULL);
+	EVP_MD_CTX_free(NULL);
 	EVP_PKEY_CTX_free(NULL);
+	EVP_PKEY_asn1_free(NULL);
 	EVP_PKEY_free(NULL);
+	EVP_PKEY_meth_free(NULL);
+	EXTENDED_KEY_USAGE_free(NULL);
+	GENERAL_NAMES_free(NULL);
 	GENERAL_NAME_free(NULL);
 	GENERAL_SUBTREE_free(NULL);
+	GOST_CIPHER_PARAMS_free(NULL);
+	GOST_KEY_free(NULL);
+	HMAC_CTX_free(NULL);
+	ISSUING_DIST_POINT_free(NULL);
 	NAME_CONSTRAINTS_free(NULL);
 	NCONF_free(NULL);
+	NCONF_free_data(NULL);
 	NETSCAPE_CERT_SEQUENCE_free(NULL);
+	NETSCAPE_SPKAC_free(NULL);
 	NETSCAPE_SPKI_free(NULL);
 	NETSCAPE_X509_free(NULL);
+	NOTICEREF_free(NULL);
 	OCSP_BASICRESP_free(NULL);
 	OCSP_CERTID_free(NULL);
+	OCSP_CERTSTATUS_free(NULL);
+	OCSP_CRLID_free(NULL);
+	OCSP_ONEREQ_free(NULL);
+	OCSP_REQINFO_free(NULL);
 	OCSP_REQUEST_free(NULL);
 	OCSP_REQ_CTX_free(NULL);
+	OCSP_RESPBYTES_free(NULL);
+	OCSP_RESPDATA_free(NULL);
+	OCSP_RESPID_free(NULL);
 	OCSP_RESPONSE_free(NULL);
+	OCSP_REVOKEDINFO_free(NULL);
+	OCSP_SERVICELOC_free(NULL);
+	OCSP_SIGNATURE_free(NULL);
+	OCSP_SINGLERESP_free(NULL);
+	OTHERNAME_free(NULL);
 	PBEPARAM_free(NULL);
+	PBKDF2PARAM_free(NULL);
+	PKCS12_BAGS_free(NULL);
+	PKCS12_MAC_DATA_free(NULL);
+	PKCS12_SAFEBAG_free(NULL);
 	PKCS12_free(NULL);
+	PKCS7_DIGEST_free(NULL);
+	PKCS7_ENCRYPT_free(NULL);
+	PKCS7_ENC_CONTENT_free(NULL);
+	PKCS7_ENVELOPE_free(NULL);
+	PKCS7_ISSUER_AND_SERIAL_free(NULL);
+	PKCS7_RECIP_INFO_free(NULL);
+	PKCS7_SIGNED_free(NULL);
+	PKCS7_SIGNER_INFO_free(NULL);
+	PKCS7_SIGN_ENVELOPE_free(NULL);
 	PKCS7_free(NULL);
 	PKCS8_PRIV_KEY_INFO_free(NULL);
+	PKEY_USAGE_PERIOD_free(NULL);
+	POLICYINFO_free(NULL);
+	POLICYQUALINFO_free(NULL);
+	POLICY_CONSTRAINTS_free(NULL);
+	POLICY_MAPPING_free(NULL);
+	PROXY_CERT_INFO_EXTENSION_free(NULL);
+	PROXY_POLICY_free(NULL);
+	RSA_PSS_PARAMS_free(NULL);
 	RSA_free(NULL);
+	RSA_meth_free(NULL);
+	SXNETID_free(NULL);
+	SXNET_free(NULL);
+	TS_ACCURACY_free(NULL);
 	TS_MSG_IMPRINT_free(NULL);
+	TS_REQ_ext_free(NULL);
 	TS_REQ_free(NULL);
 	TS_RESP_CTX_free(NULL);
 	TS_RESP_free(NULL);
 	TS_STATUS_INFO_free(NULL);
+	TS_TST_INFO_ext_free(NULL);
 	TS_TST_INFO_free(NULL);
 	TS_VERIFY_CTX_free(NULL);
 	TXT_DB_free(NULL);
 	UI_free(NULL);
+	USERNOTICE_free(NULL);
+	X509V3_conf_free(NULL);
 	X509_ALGOR_free(NULL);
+	X509_ATTRIBUTE_free(NULL);
+	X509_CERT_AUX_free(NULL);
+	X509_CERT_PAIR_free(NULL);
+	X509_CINF_free(NULL);
+	X509_CRL_INFO_free(NULL);
 	X509_CRL_free(NULL);
 	X509_EXTENSION_free(NULL);
 	X509_INFO_free(NULL);
+	X509_LOOKUP_free(NULL);
 	X509_NAME_ENTRY_free(NULL);
 	X509_NAME_free(NULL);
+	X509_PKEY_free(NULL);
+	X509_PUBKEY_free(NULL);
+	X509_REQ_INFO_free(NULL);
 	X509_REQ_free(NULL);
+	X509_REVOKED_free(NULL);
 	X509_SIG_free(NULL);
 	X509_STORE_CTX_free(NULL);
 	X509_STORE_free(NULL);
+	X509_VAL_free(NULL);
 	X509_VERIFY_PARAM_free(NULL);
 	X509_email_free(NULL);
 	X509_free(NULL);
+	X509_policy_tree_free(NULL);
+	_CONF_free_data(NULL);
 
 	lh_FUNCTION_free(NULL);