98     int ret, len, cnt = 0, pid;  in main()  local
127     if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,  in main()
131         mbedtls_printf( " failed!  mbedtls_ctr_drbg_seed returned %d\n\n", ret );  in main()
148     ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_srv_crt,  in main()
150     if( ret != 0 )  in main()
152         mbedtls_printf( " failed!  mbedtls_x509_crt_parse returned %d\n\n", ret );  in main()
156     ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_cas_pem,  in main()
158     if( ret != 0 )  in main()
160         mbedtls_printf( " failed!  mbedtls_x509_crt_parse returned %d\n\n", ret );  in main()
164     ret =  mbedtls_pk_parse_key( &pkey, (const unsigned char *) mbedtls_test_srv_key,  in main()
166     if( ret != 0 )  in main()
168         mbedtls_printf( " failed!  mbedtls_pk_parse_key returned %d\n\n", ret );  in main()
180     if( ( ret = mbedtls_ssl_config_defaults( &conf,  in main()
185         mbedtls_printf( " failed!  mbedtls_ssl_config_defaults returned %d\n\n", ret );  in main()
193     if( ( ret = mbedtls_ssl_conf_own_cert( &conf, &srvcert, &pkey ) ) != 0 )  in main()
195         mbedtls_printf( " failed!  mbedtls_ssl_conf_own_cert returned %d\n\n", ret );  in main()
207     if( ( ret = mbedtls_net_bind( &listen_fd, NULL, "4433", MBEDTLS_NET_PROTO_TCP ) ) != 0 )  in main()
209         mbedtls_printf( " failed!  mbedtls_net_bind returned %d\n\n", ret );  in main()
226         if( ( ret = mbedtls_net_accept( &listen_fd, &client_fd,  in main()
229             mbedtls_printf( " failed!  mbedtls_net_accept returned %d\n\n", ret );  in main()
252             if( ( ret = mbedtls_ctr_drbg_reseed( &ctr_drbg,  in main()
256                 mbedtls_printf( " failed!  mbedtls_ctr_drbg_reseed returned %d\n\n", ret );  in main()
273         if( ( ret = mbedtls_ctr_drbg_reseed( &ctr_drbg,  in main()
279                     pid, ret );  in main()
283         if( ( ret = mbedtls_ssl_setup( &ssl, &conf ) ) != 0 )  in main()
287                     pid, ret );  in main()
301         while( ( ret = mbedtls_ssl_handshake( &ssl ) ) != 0 )  in main()
303             if( ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
307                         pid, ret );  in main()
324             ret = mbedtls_ssl_read( &ssl, buf, len );  in main()
326             if( ret == MBEDTLS_ERR_SSL_WANT_READ || ret == MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
329             if( ret <= 0 )  in main()
331                 switch( ret )  in main()
342                         mbedtls_printf( "pid %d: mbedtls_ssl_read returned %d\n", pid, ret );  in main()
349             len = ret;  in main()
352             if( ret > 0 )  in main()
368             while( ( ret = mbedtls_ssl_write( &ssl, buf, len ) ) <= 0 )  in main()
370                 if( ret == MBEDTLS_ERR_NET_CONN_RESET )  in main()
377                 if( ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
381                             pid, ret );  in main()
385             len = ret;  in main()
411     return( ret );  in main()