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authorMartin Petersson <Martin.Petersson@nokia.com>2012-03-07 16:17:11 +0100
committerQt by Nokia <qt-info@nokia.com>2012-03-09 01:42:05 +0100
commit47a62485c01e177327ad23611de9cba174df671e (patch)
treeba59a3f98a0e74588ea1f23a902261fa9f0b7aaf /src
parent7e53debcf285426042f0f7283b28f716d3b728b1 (diff)
Use SSL_MODE_RELEASE_BUFFERS in QSslSocket
If SSL_MODE_RELEASE_BUFFERS is available we should tell OpenSSL to release memory early. http://www.openssl.org/docs/ssl/SSL_CTX_set_mode.html Task-number: QTBUG-14985 Change-Id: Ib6656ebb3c4d67ca868b317ee83ddbf0983953f9 Reviewed-by: Richard J. Moore <rich@kde.org> Reviewed-by: Shane Kearns <shane.kearns@accenture.com> Reviewed-by: Markus Goetz <markus@woboq.com>
Diffstat (limited to 'src')
-rw-r--r--src/network/ssl/qsslsocket_openssl.cpp7
-rw-r--r--src/network/ssl/qsslsocket_openssl_symbols_p.h1
2 files changed, 8 insertions, 0 deletions
diff --git a/src/network/ssl/qsslsocket_openssl.cpp b/src/network/ssl/qsslsocket_openssl.cpp
index 20ad82407c..df60a0fcce 100644
--- a/src/network/ssl/qsslsocket_openssl.cpp
+++ b/src/network/ssl/qsslsocket_openssl.cpp
@@ -338,6 +338,13 @@ init_context:
long options = setupOpenSslOptions(configuration.protocol, configuration.sslOptions);
q_SSL_CTX_set_options(ctx, options);
+#if OPENSSL_VERSION_NUMBER >= 0x10000000L
+ // Tell OpenSSL to release memory early
+ // http://www.openssl.org/docs/ssl/SSL_CTX_set_mode.html
+ if (q_SSLeay() >= 0x10000000L)
+ q_SSL_CTX_set_mode(ctx, SSL_MODE_RELEASE_BUFFERS);
+#endif
+
// Initialize ciphers
QByteArray cipherString;
int first = true;
diff --git a/src/network/ssl/qsslsocket_openssl_symbols_p.h b/src/network/ssl/qsslsocket_openssl_symbols_p.h
index 758763523f..b0d748692f 100644
--- a/src/network/ssl/qsslsocket_openssl_symbols_p.h
+++ b/src/network/ssl/qsslsocket_openssl_symbols_p.h
@@ -411,6 +411,7 @@ DSA *q_d2i_DSAPrivateKey(DSA **a, unsigned char **pp, long length);
bp,(char *)x,enc,kstr,klen,cb,u)
#endif
#define q_SSL_CTX_set_options(ctx,op) q_SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
+#define q_SSL_CTX_set_mode(ctx,op) q_SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
#define q_SKM_sk_num(type, st) ((int (*)(const STACK_OF(type) *))q_sk_num)(st)
#define q_SKM_sk_value(type, st,i) ((type * (*)(const STACK_OF(type) *, int))q_sk_value)(st, i)
#define q_sk_GENERAL_NAME_num(st) q_SKM_sk_num(GENERAL_NAME, (st))