[openssl-users] Query regarding MSG_NOSIGNAL with SSL_Write

Matt Caswell matt at openssl.org
Thu Apr 27 11:06:13 UTC 2017

On 27/04/17 11:56, mahesh gs wrote:
> Hi,
> We are using Openssl for establish a secure communications for both
> TCP/SCTP connections.
> In our application it is possible that remote end forcefully disconnect
> the connection due to which 
> SSL_Write raises a SIGPIPE which we want to suppress. Does openssl 
> provide any way to set MSG_NOSIGNAL on sendmsg (Underlying TCP/IP socket
> layer) ?

No, there is no option to do that at the moment.

> Unfortunately we cannot use "setsockopt" with "SO_NOSIGPIPE"  as it is
> not supported by LINUX 
> and also we are unable to stop the SIGPIPE with function call
> signal(SIGPIPE, SIG_IGN).

Unable because you want SIGPIPE for other areas of your application? Or
for some other reason?


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