diff options
author | Matt Caswell <matt@openssl.org> | 2015-02-13 23:33:12 +0000 |
---|---|---|
committer | Matt Caswell <matt@openssl.org> | 2015-11-20 23:31:42 +0000 |
commit | 7e25dd6da17eefb3c0c31ac4ad436b70f6d39f86 (patch) | |
tree | d04613167538e7216a84bf856396f99bafe09868 /apps/s_client.c | |
parent | 07bbc92ccb96d48044220d2ed2cf818323baeb26 (diff) |
Add s_server and s_client async support
A new -async option is added which activates SSL_MODE_ASYNC. Also
SSL_WANT_ASYNC errors are handled appropriately.
Reviewed-by: Rich Salz <rsalz@openssl.org>
Diffstat (limited to 'apps/s_client.c')
-rw-r--r-- | apps/s_client.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/apps/s_client.c b/apps/s_client.c index 94f2a94137..fa91eece02 100644 --- a/apps/s_client.c +++ b/apps/s_client.c @@ -182,6 +182,7 @@ extern int verify_error; extern int verify_return_error; extern int verify_quiet; +static int async = 0; static int c_nbio = 0; static int c_tlsextdebug = 0; static int c_status_req = 0; @@ -472,6 +473,7 @@ typedef enum OPTION_choice { OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN, OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_JPAKE, OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST, + OPT_ASYNC, OPT_V_ENUM, OPT_X_ENUM, OPT_S_ENUM, @@ -557,6 +559,7 @@ OPTIONS s_client_options[] = { "types Send empty ClientHello extensions (comma-separated numbers)"}, {"alpn", OPT_ALPN, 's', "Enable ALPN extension, considering named protocols supported (comma-separated list)"}, + {"async", OPT_ASYNC, '-', "Support asynchronous operation"}, OPT_S_OPTIONS, OPT_V_OPTIONS, OPT_X_OPTIONS, @@ -1061,6 +1064,9 @@ int s_client_main(int argc, char **argv) case OPT_KEYMATEXPORTLEN: keymatexportlen = atoi(opt_arg()); break; + case OPT_ASYNC: + async = 1; + break; } } argc = opt_num_rest(); @@ -1199,6 +1205,9 @@ int s_client_main(int argc, char **argv) goto end; } + if (async) + SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC); + if (!config_ctx(cctx, ssl_args, ctx, 1, jpake_secret == NULL)) goto end; @@ -1883,6 +1892,11 @@ int s_client_main(int argc, char **argv) write_ssl = 1; read_tty = 0; break; + case SSL_ERROR_WANT_ASYNC: + BIO_printf(bio_c_out, "write A BLOCK\n"); + write_ssl = 1; + read_tty = 0; + break; case SSL_ERROR_WANT_READ: BIO_printf(bio_c_out, "write R BLOCK\n"); write_tty = 0; @@ -1965,6 +1979,13 @@ int s_client_main(int argc, char **argv) read_ssl = 0; write_tty = 1; break; + case SSL_ERROR_WANT_ASYNC: + BIO_printf(bio_c_out, "read A BLOCK\n"); + write_tty = 0; + read_ssl = 1; + if ((read_tty == 0) && (write_ssl == 0)) + write_ssl = 1; + break; case SSL_ERROR_WANT_WRITE: BIO_printf(bio_c_out, "read W BLOCK\n"); write_ssl = 1; |