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Memory saving patch.

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This commit is contained in:
Ben Laurie
2008-06-03 02:48:34 +00:00
parent 4f7f411719
commit 8671b89860
10 changed files with 246 additions and 12 deletions
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44
ssl/ssl_lib.c
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@@ -1449,7 +1449,7 @@ static IMPLEMENT_LHASH_COMP_FN(ssl_session, SSL_SESSION)
SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth)
{
SSL_CTX *ret=NULL;
if (meth == NULL)
{
SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED);
@@ -1580,6 +1580,24 @@ SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth)
ret->psk_identity_hint=NULL;
ret->psk_client_callback=NULL;
ret->psk_server_callback=NULL;
#endif
#if !defined(OPENSSL_NO_BUF_FREELISTS) && !defined(OPENSSL_NO_RELEASE_BUFFERS)
ret->freelist_max_len = SSL_MAX_BUF_FREELIST_LEN_DEFAULT;
ret->rbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
if (!ret->rbuf_freelist)
goto err;
ret->rbuf_freelist->chunklen = 0;
ret->rbuf_freelist->len = 0;
ret->rbuf_freelist->head = NULL;
ret->wbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
if (!ret->wbuf_freelist)
{
OPENSSL_free(ret->rbuf_freelist);
goto err;
}
ret->wbuf_freelist->chunklen = 0;
ret->wbuf_freelist->len = 0;
ret->wbuf_freelist->head = NULL;
#endif
return(ret);
err:
@@ -1594,6 +1612,20 @@ static void SSL_COMP_free(SSL_COMP *comp)
{ OPENSSL_free(comp); }
#endif
#if !defined(OPENSSL_NO_BUF_FREELISTS) && !defined(OPENSSL_NO_RELEASE_BUFFERS)
static void
ssl_buf_freelist_free(SSL3_BUF_FREELIST *list)
{
SSL3_BUF_FREELIST_ENTRY *ent, *next;
for (ent = list->head; ent; ent = next)
{
next = ent->next;
OPENSSL_free(ent);
}
OPENSSL_free(list);
}
#endif
void SSL_CTX_free(SSL_CTX *a)
{
int i;
@@ -1660,6 +1692,14 @@ void SSL_CTX_free(SSL_CTX *a)
if (a->client_cert_engine)
ENGINE_finish(a->client_cert_engine);
#endif
#if !defined(OPENSSL_NO_BUF_FREELISTS) && !defined(OPENSSL_NO_RELEASE_BUFFERS)
if (a->wbuf_freelist)
ssl_buf_freelist_free(a->wbuf_freelist);
if (a->rbuf_freelist)
ssl_buf_freelist_free(a->rbuf_freelist);
#endif
OPENSSL_free(a);
}
@@ -2901,7 +2941,7 @@ void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int con
* vairable, freeing EVP_MD_CTX previously stored in that variable, if
* any. If EVP_MD pointer is passed, initializes ctx with this md
* Returns newly allocated ctx;
*/
*/
EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md)
{