int doit(SSL *s_ssl, SSL *c_ssl, long count)
{
- MS_STATIC char cbuf[1024*8],sbuf[1024*8];
+ char *cbuf=NULL,*sbuf=NULL;
+ long bufsiz;
long cw_num=count,cr_num=count;
long sw_num=count,sr_num=count;
int ret=1;
int done=0;
int c_write,s_write;
int do_server=0,do_client=0;
+ int max_frag = 5*1024;
- memset(cbuf,0,sizeof(cbuf));
- memset(sbuf,0,sizeof(sbuf));
+ bufsiz = count>40*1024 ? 40*1024 : count;
+
+ if ((cbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
+ if ((sbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
+
+ memset(cbuf,0,bufsiz);
+ memset(sbuf,0,bufsiz);
c_to_s=BIO_new(BIO_s_mem());
s_to_c=BIO_new(BIO_s_mem());
SSL_set_connect_state(c_ssl);
SSL_set_bio(c_ssl,s_to_c,c_to_s);
+ SSL_set_max_send_fragment(c_ssl,max_frag);
BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
SSL_set_accept_state(s_ssl);
SSL_set_bio(s_ssl,c_to_s,s_to_c);
+ SSL_set_max_send_fragment(s_ssl,max_frag);
BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
c_r=0; s_r=1;
{
if (c_write)
{
- j = (cw_num > (long)sizeof(cbuf)) ?
- (int)sizeof(cbuf) : (int)cw_num;
+ j = (cw_num > bufsiz) ?
+ (int)bufsiz : (int)cw_num;
i=BIO_write(c_bio,cbuf,j);
if (i < 0)
{
s_r=1;
c_write=0;
cw_num-=i;
+ if (max_frag>1029)
+ SSL_set_max_send_fragment(c_ssl,max_frag-=5);
}
}
else
{
- i=BIO_read(c_bio,cbuf,sizeof(cbuf));
+ i=BIO_read(c_bio,cbuf,bufsiz);
if (i < 0)
{
c_r=0;
{
if (!s_write)
{
- i=BIO_read(s_bio,sbuf,sizeof(cbuf));
+ i=BIO_read(s_bio,sbuf,bufsiz);
if (i < 0)
{
s_r=0;
}
else
{
- j = (sw_num > (long)sizeof(sbuf)) ?
- (int)sizeof(sbuf) : (int)sw_num;
+ j = (sw_num > bufsiz) ?
+ (int)bufsiz : (int)sw_num;
i=BIO_write(s_bio,sbuf,j);
if (i < 0)
{
c_r=1;
if (sw_num <= 0)
done|=S_DONE;
+ if (max_frag>1029)
+ SSL_set_max_send_fragment(s_ssl,max_frag-=5);
}
}
}
if (s_to_c != NULL) BIO_free(s_to_c);
if (c_bio != NULL) BIO_free_all(c_bio);
if (s_bio != NULL) BIO_free_all(s_bio);
+
+ if (cbuf) OPENSSL_free(cbuf);
+ if (sbuf) OPENSSL_free(sbuf);
+
return(ret);
}