On 2015-04-11 23:23, Luka Perkov wrote:
> Enable to write more data then defined in SSL_MAX_CONTENT_LEN.
> 
> Signed-off-by: Luka Perkov <l...@openwrt.org>
> ---
>  ustream-polarssl.c | 18 ++++++++++++------
>  1 file changed, 12 insertions(+), 6 deletions(-)
> 
> diff --git a/ustream-polarssl.c b/ustream-polarssl.c
> index cbf24cb..ce9b164 100644
> --- a/ustream-polarssl.c
> +++ b/ustream-polarssl.c
> @@ -232,14 +232,20 @@ __hidden enum ssl_conn_status 
> __ustream_ssl_connect(struct ustream_ssl *us)
>  __hidden int __ustream_ssl_write(struct ustream_ssl *us, const char *buf, 
> int len)
>  {
>       void *ssl = us->ssl;
> -     int ret = ssl_write(ssl, (const unsigned char *) buf, len);
> +     int done = 0, ret = 0;
>  
> -     if (ret < 0) {
> -             if (ssl_do_wait(ret))
> -                     return 0;
> +     while (done != len) {
> +             ret = ssl_write(ssl, (const unsigned char *) buf + done, len - 
> done);
>  
> -             ustream_ssl_error(us, ret);
> -             return -1;
> +             if (ret < 0) {
> +                     if (ssl_do_wait(ret))
> +                             return 0;
This does not look right. I think it should be 'return done', otherwise
plaintext data will be duplicated if the first write succeeds but the
second doesn't.

- Felix
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