95     int ret, len;  in main()  local
137     ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_srv_crt,  in main()
139     if( ret != 0 )  in main()
141         mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse returned %d\n\n", ret );  in main()
145     ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_cas_pem,  in main()
147     if( ret != 0 )  in main()
149         mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse returned %d\n\n", ret );  in main()
153     ret =  mbedtls_pk_parse_key( &pkey, (const unsigned char *) mbedtls_test_srv_key,  in main()
155     if( ret != 0 )  in main()
157         mbedtls_printf( " failed\n  !  mbedtls_pk_parse_key returned %d\n\n", ret );  in main()
169     if( ( ret = mbedtls_net_bind( &listen_fd, NULL, "4433", MBEDTLS_NET_PROTO_TCP ) ) != 0 )  in main()
171         mbedtls_printf( " failed\n  ! mbedtls_net_bind returned %d\n\n", ret );  in main()
183     if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,  in main()
187         mbedtls_printf( " failed\n  ! mbedtls_ctr_drbg_seed returned %d\n", ret );  in main()
199     if( ( ret = mbedtls_ssl_config_defaults( &conf,  in main()
204         mbedtls_printf( " failed\n  ! mbedtls_ssl_config_defaults returned %d\n\n", ret );  in main()
218     if( ( ret = mbedtls_ssl_conf_own_cert( &conf, &srvcert, &pkey ) ) != 0 )  in main()
220         mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret );  in main()
224     if( ( ret = mbedtls_ssl_setup( &ssl, &conf ) ) != 0 )  in main()
226         mbedtls_printf( " failed\n  ! mbedtls_ssl_setup returned %d\n\n", ret );  in main()
234     if( ret != 0 )  in main()
237         mbedtls_strerror( ret, error_buf, 100 );  in main()
238         mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf );  in main()
252     if( ( ret = mbedtls_net_accept( &listen_fd, &client_fd,  in main()
255         mbedtls_printf( " failed\n  ! mbedtls_net_accept returned %d\n\n", ret );  in main()
269     while( ( ret = mbedtls_ssl_handshake( &ssl ) ) != 0 )  in main()
271         if( ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
273             mbedtls_printf( " failed\n  ! mbedtls_ssl_handshake returned %d\n\n", ret );  in main()
290         ret = mbedtls_ssl_read( &ssl, buf, len );  in main()
292         if( ret == MBEDTLS_ERR_SSL_WANT_READ || ret == MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
295         if( ret <= 0 )  in main()
297             switch( ret )  in main()
308                     mbedtls_printf( " mbedtls_ssl_read returned -0x%x\n", -ret );  in main()
315         len = ret;  in main()
318         if( ret > 0 )  in main()
332     while( ( ret = mbedtls_ssl_write( &ssl, buf, len ) ) <= 0 )  in main()
334         if( ret == MBEDTLS_ERR_NET_CONN_RESET )  in main()
340         if( ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
342             mbedtls_printf( " failed\n  ! mbedtls_ssl_write returned %d\n\n", ret );  in main()
347     len = ret;  in main()
352     while( ( ret = mbedtls_ssl_close_notify( &ssl ) ) < 0 )  in main()
354         if( ret != MBEDTLS_ERR_SSL_WANT_READ &&  in main()
355             ret != MBEDTLS_ERR_SSL_WANT_WRITE )  in main()
357             mbedtls_printf( " failed\n  ! mbedtls_ssl_close_notify returned %d\n\n", ret );  in main()
364     ret = 0;  in main()
370     if( ret != 0 )  in main()
373         mbedtls_strerror( ret, error_buf, 100 );  in main()
374         mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf );  in main()
396     return( ret );  in main()