Author: jfclere
Date: Tue Nov 13 09:24:32 2018
New Revision: 1846499
URL: http://svn.apache.org/viewvc?rev=1846499&view=rev
Log:
Arrange code to make it more easy to find memory leaks
fix one memory leak:
+ OPENSSL_free(hostname);
+ OPENSSL_free(c_port);
+ OPENSSL_free(path);
Modified:
tomcat/native/trunk/native/src/sslutils.c
Modified: tomcat/native/trunk/native/src/sslutils.c
URL:
http://svn.apache.org/viewvc/tomcat/native/trunk/native/src/sslutils.c?rev=1846499&r1=1846498&r2=1846499&view=diff
==============================================================================
--- tomcat/native/trunk/native/src/sslutils.c (original)
+++ tomcat/native/trunk/native/src/sslutils.c Tue Nov 13 09:24:32 2018
@@ -34,7 +34,7 @@ extern int WIN32_SSL_password_prompt(tcn
#define ASN1_SEQUENCE 0x30
#define ASN1_OID 0x06
#define ASN1_STRING 0x86
-static int ssl_verify_OCSP(int ok, X509_STORE_CTX *ctx);
+static int ssl_verify_OCSP(X509_STORE_CTX *ctx);
static int ssl_ocsp_request(X509 *cert, X509 *issuer, X509_STORE_CTX *ctx);
#endif
@@ -310,8 +310,9 @@ int SSL_callback_SSL_verify(int ok, X509
#endif
if (verify == SSL_CVERIFY_UNSET ||
- verify == SSL_CVERIFY_NONE)
+ verify == SSL_CVERIFY_NONE) {
return 1;
+ }
if (SSL_VERIFY_ERROR_IS_OPTIONAL(errnum) &&
(verify == SSL_CVERIFY_OPTIONAL_NO_CA)) {
@@ -348,7 +349,7 @@ int SSL_callback_SSL_verify(int ok, X509
ok = 0;
}
else {
- int ocsp_response = ssl_verify_OCSP(ok, ctx);
+ int ocsp_response = ssl_verify_OCSP(ctx);
if (ocsp_response == OCSP_STATUS_REVOKED) {
ok = 0 ;
errnum = X509_STORE_CTX_get_error(ctx);
@@ -507,7 +508,7 @@ int SSL_callback_alpn_select_proto(SSL*
#ifdef HAVE_OCSP_STAPLING
/* Function that is used to do the OCSP verification */
-static int ssl_verify_OCSP(int ok, X509_STORE_CTX *ctx)
+static int ssl_verify_OCSP(X509_STORE_CTX *ctx)
{
X509 *cert, *issuer;
int r = OCSP_STATUS_UNKNOWN;
@@ -722,24 +723,23 @@ static char **decode_OCSP_url(ASN1_OCTET
/* stolen from openssl ocsp command */
-static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
+static int add_ocsp_cert(OCSP_REQUEST *req, X509 *cert, X509 *issuer,
STACK_OF(OCSP_CERTID) *ids)
{
OCSP_CERTID *id;
if (!issuer)
return 0;
- if (!*req)
- *req = OCSP_REQUEST_new();
- if (!*req)
- return 0;
id = OCSP_cert_to_id(NULL, cert, issuer);
- if (!id || !sk_OCSP_CERTID_push(ids, id))
+ if (!id)
return 0;
- if (!OCSP_request_add0_id(*req, id))
+ if (!OCSP_request_add0_id(req, id)) {
+ OCSP_CERTID_free(id);
return 0;
- else
+ } else {
+ sk_OCSP_CERTID_push(ids, id);
return 1;
+ }
}
@@ -801,7 +801,6 @@ static int ocsp_send_req(apr_socket_t *s
int len;
char buf[TCN_BUFFER_SZ];
apr_status_t rv;
- int ok = 1;
while ((len = BIO_read(req, buf, sizeof buf)) > 0) {
char *wbuf = buf;
@@ -815,12 +814,11 @@ static int ocsp_send_req(apr_socket_t *s
} while (rv == APR_SUCCESS && remain > 0);
if (rv != APR_SUCCESS) {
- apr_socket_close(sock);
- ok = 0;
+ return 0;
}
}
- return ok;
+ return 1;
}
@@ -909,7 +907,7 @@ err:
/* Reads the response from the APR socket to a buffer, and parses the buffer to
return the OCSP response */
#define ADDLEN 512
-static OCSP_RESPONSE *ocsp_get_resp(apr_socket_t *sock)
+static OCSP_RESPONSE *ocsp_get_resp(apr_pool_t *mp, apr_socket_t *sock)
{
int buflen;
apr_size_t totalread = 0;
@@ -919,7 +917,7 @@ static OCSP_RESPONSE *ocsp_get_resp(apr_
apr_pool_t *p;
OCSP_RESPONSE *resp;
- apr_pool_create(&p, NULL);
+ apr_pool_create(&p, mp);
buflen = ADDLEN;
buf = apr_palloc(p, buflen);
if (buf == NULL) {
@@ -959,7 +957,7 @@ static OCSP_RESPONSE *ocsp_get_resp(apr_
}
/* Creates and OCSP request and returns the OCSP_RESPONSE */
-static OCSP_RESPONSE *get_ocsp_response(X509 *cert, X509 *issuer, char *url)
+static OCSP_RESPONSE *get_ocsp_response(apr_pool_t *p, X509 *cert, X509
*issuer, char *url)
{
OCSP_RESPONSE *ocsp_resp = NULL;
OCSP_REQUEST *ocsp_req = NULL;
@@ -971,22 +969,19 @@ static OCSP_RESPONSE *get_ocsp_response(
apr_socket_t *apr_sock = NULL;
apr_pool_t *mp;
- apr_pool_create(&mp, NULL);
- ids = sk_OCSP_CERTID_new_null();
-
- /* problem parsing the URL */
- if (OCSP_parse_url(url,&hostname, &c_port, &path, &use_ssl) == 0 ) {
- sk_OCSP_CERTID_free(ids);
- return NULL;
- }
+ if (OCSP_parse_url(url,&hostname, &c_port, &path, &use_ssl) == 0 )
+ goto end;
- /* Create the OCSP request */
if (sscanf(c_port, "%d", &port) != 1)
goto end;
+
+ /* Create the OCSP request */
ocsp_req = OCSP_REQUEST_new();
if (ocsp_req == NULL)
- return NULL;
- if (add_ocsp_cert(&ocsp_req,cert,issuer,ids) == 0 )
+ goto end;
+
+ ids = sk_OCSP_CERTID_new_null();
+ if (add_ocsp_cert(ocsp_req,cert,issuer,ids) == 0 )
goto free_req;
/* create the BIO with the request to send */
@@ -995,29 +990,31 @@ static OCSP_RESPONSE *get_ocsp_response(
goto free_req;
}
+ apr_pool_create(&mp, p);
apr_sock = make_socket(hostname, port, mp);
if (apr_sock == NULL) {
- ocsp_resp = NULL;
goto free_bio;
}
ok = ocsp_send_req(apr_sock, bio_req);
- if (ok)
- ocsp_resp = ocsp_get_resp(apr_sock);
+ if (ok) {
+ ocsp_resp = ocsp_get_resp(mp, apr_sock);
+ }
+ apr_socket_close(apr_sock);
free_bio:
BIO_free(bio_req);
-
-free_req:
- if(apr_sock && ok) /* if ok == 0 we have already closed the socket */
- apr_socket_close(apr_sock);
-
apr_pool_destroy(mp);
- sk_OCSP_CERTID_free(ids);
+free_req:
OCSP_REQUEST_free(ocsp_req);
+ sk_OCSP_CERTID_free(ids);
end:
+ OPENSSL_free(hostname);
+ OPENSSL_free(c_port);
+ OPENSSL_free(path);
+
return ocsp_resp;
}
@@ -1084,7 +1081,7 @@ static int ssl_ocsp_request(X509 *cert,
int rv = OCSP_STATUS_UNKNOWN;
/* for the time being just check for the fist response .. a better
approach is to iterate for all the possible ocsp urls */
- resp = get_ocsp_response(cert, issuer, ocsp_urls[0]);
+ resp = get_ocsp_response(p, cert, issuer, ocsp_urls[0]);
if (resp != NULL) {
rv = process_ocsp_response(resp, cert, issuer);
} else {
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