95 	if ((r = kex_new(ssh, proposal, &ssh->kex)) != 0) {  in ssh_init()
99 	ssh->kex->server = is_server;  in ssh_init()
102 		ssh->kex->kex[KEX_DH_GRP1_SHA1] = kexdh_server;  in ssh_init()
103 		ssh->kex->kex[KEX_DH_GRP14_SHA1] = kexdh_server;  in ssh_init()
104 		ssh->kex->kex[KEX_DH_GRP14_SHA256] = kexdh_server;  in ssh_init()
105 		ssh->kex->kex[KEX_DH_GRP16_SHA512] = kexdh_server;  in ssh_init()
106 		ssh->kex->kex[KEX_DH_GRP18_SHA512] = kexdh_server;  in ssh_init()
107 		ssh->kex->kex[KEX_DH_GEX_SHA1] = kexgex_server;  in ssh_init()
108 		ssh->kex->kex[KEX_DH_GEX_SHA256] = kexgex_server;  in ssh_init()
110 		ssh->kex->kex[KEX_ECDH_SHA2] = kexecdh_server;  in ssh_init()
113 		ssh->kex->kex[KEX_C25519_SHA256] = kexc25519_server;  in ssh_init()
114 		ssh->kex->load_host_public_key=&_ssh_host_public_key;  in ssh_init()
115 		ssh->kex->load_host_private_key=&_ssh_host_private_key;  in ssh_init()
116 		ssh->kex->sign=&_ssh_host_key_sign;  in ssh_init()
119 		ssh->kex->kex[KEX_DH_GRP1_SHA1] = kexdh_client;  in ssh_init()
120 		ssh->kex->kex[KEX_DH_GRP14_SHA1] = kexdh_client;  in ssh_init()
121 		ssh->kex->kex[KEX_DH_GRP14_SHA256] = kexdh_client;  in ssh_init()
122 		ssh->kex->kex[KEX_DH_GRP16_SHA512] = kexdh_client;  in ssh_init()
123 		ssh->kex->kex[KEX_DH_GRP18_SHA512] = kexdh_client;  in ssh_init()
124 		ssh->kex->kex[KEX_DH_GEX_SHA1] = kexgex_client;  in ssh_init()
125 		ssh->kex->kex[KEX_DH_GEX_SHA256] = kexgex_client;  in ssh_init()
127 		ssh->kex->kex[KEX_ECDH_SHA2] = kexecdh_client;  in ssh_init()
130 		ssh->kex->kex[KEX_C25519_SHA256] = kexc25519_client;  in ssh_init()
131 		ssh->kex->verify_host_key =&_ssh_verify_host_key;  in ssh_init()
149 		if (ssh->kex && ssh->kex->server)  in ssh_free()
157 	if (ssh->kex)  in ssh_free()
158 		kex_free(ssh->kex);  in ssh_free()
182 	if (ssh->kex->server) {  in ssh_add_hostkey()
213 	if (cb == NULL || ssh->kex == NULL)  in ssh_set_verify_host_key_callback()
216 	ssh->kex->verify_host_key = cb;  in ssh_set_verify_host_key_callback()
239 	if (ssh->kex->client_version_string == NULL ||  in ssh_packet_next()
240 	    ssh->kex->server_version_string == NULL)  in ssh_packet_next()
347 		if (ssh->kex->server || ++n > 65536) {  in _ssh_read_banner()
402 	struct kex *kex = ssh->kex;  in _ssh_exchange_banner()  local
411 	if (kex->server) {  in _ssh_exchange_banner()
412 		if (kex->server_version_string == NULL)  in _ssh_exchange_banner()
413 			r = _ssh_send_banner(ssh, &kex->server_version_string);  in _ssh_exchange_banner()
415 		    kex->server_version_string != NULL &&  in _ssh_exchange_banner()
416 		    kex->client_version_string == NULL)  in _ssh_exchange_banner()
417 			r = _ssh_read_banner(ssh, &kex->client_version_string);  in _ssh_exchange_banner()
419 		if (kex->server_version_string == NULL)  in _ssh_exchange_banner()
420 			r = _ssh_read_banner(ssh, &kex->server_version_string);  in _ssh_exchange_banner()
422 		    kex->server_version_string != NULL &&  in _ssh_exchange_banner()
423 		    kex->client_version_string == NULL)  in _ssh_exchange_banner()
424 			r = _ssh_send_banner(ssh, &kex->client_version_string);  in _ssh_exchange_banner()
429 	if (kex->server_version_string != NULL &&  in _ssh_exchange_banner()
430 	    kex->client_version_string != NULL) {  in _ssh_exchange_banner()
493 	if ((r = kex_buf2prop(ssh->kex->my, NULL, &proposal)) != 0)  in _ssh_order_hostkeyalgs()
521 		debug2("%s: orig/%d    %s", __func__, ssh->kex->server, orig);  in _ssh_order_hostkeyalgs()
522 		debug2("%s: replace/%d %s", __func__, ssh->kex->server, replace);  in _ssh_order_hostkeyalgs()
526 		r = kex_prop2buf(ssh->kex->my, proposal);  in _ssh_order_hostkeyalgs()