First pass at applying KNF to the OpenSSL code, which almost makes it

readable. This pass is whitespace only and can readily be verified using
tr and md5.

1 files changed, 726 insertions, 797 deletions

diff --git a/lib/libssl/src/ssl/d1_srvr.c b/lib/libssl/src/ssl/d1_srvr.c
index aacf8fd380d..95dffe94841 100644
--- a/lib/libssl/src/ssl/d1_srvr.c
+++ b/lib/libssl/src/ssl/d1_srvr.c
@@ -129,47 +129,48 @@
 static const SSL_METHOD *dtls1_get_server_method(int ver);
 static int dtls1_send_hello_verify_request(SSL *s);
 
-static const SSL_METHOD *dtls1_get_server_method(int ver)
-	{
+static const SSL_METHOD
+*dtls1_get_server_method(int ver)
+{
 	if (ver == DTLS1_VERSION)
-		return(DTLSv1_server_method());
+		return (DTLSv1_server_method());
 	else
-		return(NULL);
-	}
+		return (NULL);
+}
 
 IMPLEMENT_dtls1_meth_func(DTLSv1_server_method,
-			dtls1_accept,
-			ssl_undefined_function,
-			dtls1_get_server_method)
+    dtls1_accept, ssl_undefined_function, dtls1_get_server_method)
 
-int dtls1_accept(SSL *s)
-	{
+int
+dtls1_accept(SSL *s)
+{
 	BUF_MEM *buf;
-	unsigned long Time=(unsigned long)time(NULL);
-	void (*cb)(const SSL *ssl,int type,int val)=NULL;
+	unsigned long Time = (unsigned long)time(NULL);
+	void (*cb)(const SSL *ssl, int type, int val) = NULL;
 	unsigned long alg_k;
-	int ret= -1;
-	int new_state,state,skip=0;
+	int ret = -1;
+	int new_state, state, skip = 0;
 	int listen;
 #ifndef OPENSSL_NO_SCTP
 	unsigned char sctpauthkey[64];
 	char labelbuffer[sizeof(DTLS1_SCTP_AUTH_LABEL)];
 #endif
 
-	RAND_add(&Time,sizeof(Time),0);
+	RAND_add(&Time, sizeof(Time), 0);
 	ERR_clear_error();
 	errno = 0;
 
 	if (s->info_callback != NULL)
-		cb=s->info_callback;
+		cb = s->info_callback;
 	else if (s->ctx->info_callback != NULL)
-		cb=s->ctx->info_callback;
-	
+		cb = s->ctx->info_callback;
+
 	listen = s->d1->listen;
 
 	/* init things to blank */
 	s->in_handshake++;
-	if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s);
+	if (!SSL_in_init(s) || SSL_in_before(s))
+		SSL_clear(s);
 
 	s->d1->listen = listen;
 #ifndef OPENSSL_NO_SCTP
@@ -177,36 +178,33 @@ int dtls1_accept(SSL *s)
 	 * mode and prevent stream identifier other
 	 * than 0. Will be ignored if no SCTP is used.
 	 */
-	BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE, s->in_handshake, NULL);
+	BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE,
+	    s->in_handshake, NULL);
 #endif
 
-	if (s->cert == NULL)
-		{
-		SSLerr(SSL_F_DTLS1_ACCEPT,SSL_R_NO_CERTIFICATE_SET);
-		return(-1);
-		}
+	if (s->cert == NULL) {
+		SSLerr(SSL_F_DTLS1_ACCEPT, SSL_R_NO_CERTIFICATE_SET);
+		return (-1);
+	}
 
 #ifndef OPENSSL_NO_HEARTBEATS
 	/* If we're awaiting a HeartbeatResponse, pretend we
 	 * already got and don't await it anymore, because
 	 * Heartbeats don't make sense during handshakes anyway.
 	 */
-	if (s->tlsext_hb_pending)
-		{
+	if (s->tlsext_hb_pending) {
 		dtls1_stop_timer(s);
 		s->tlsext_hb_pending = 0;
 		s->tlsext_hb_seq++;
-		}
+	}
 #endif
 
-	for (;;)
-		{
-		state=s->state;
+	for (;;) {
+		state = s->state;
 
-		switch (s->state)
-			{
+		switch (s->state) {
 		case SSL_ST_RENEGOTIATE:
-			s->renegotiate=1;
+			s->renegotiate = 1;
 			/* s->state=SSL_ST_ACCEPT; */
 
 		case SSL_ST_BEFORE:
@@ -214,41 +212,36 @@ int dtls1_accept(SSL *s)
 		case SSL_ST_BEFORE|SSL_ST_ACCEPT:
 		case SSL_ST_OK|SSL_ST_ACCEPT:
 
-			s->server=1;
-			if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1);
+			s->server = 1;
+			if (cb != NULL)
+				cb(s, SSL_CB_HANDSHAKE_START, 1);
 
-			if ((s->version & 0xff00) != (DTLS1_VERSION & 0xff00))
-				{
+			if ((s->version & 0xff00) != (DTLS1_VERSION & 0xff00)) {
 				SSLerr(SSL_F_DTLS1_ACCEPT, ERR_R_INTERNAL_ERROR);
 				return -1;
-				}
-			s->type=SSL_ST_ACCEPT;
+			}
+			s->type = SSL_ST_ACCEPT;
 
-			if (s->init_buf == NULL)
-				{
-				if ((buf=BUF_MEM_new()) == NULL)
-					{
-					ret= -1;
+			if (s->init_buf == NULL) {
+				if ((buf = BUF_MEM_new()) == NULL) {
+					ret = -1;
 					goto end;
-					}
-				if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH))
-					{
-					ret= -1;
+				}
+				if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) {
+					ret = -1;
 					goto end;
-					}
-				s->init_buf=buf;
 				}
+				s->init_buf = buf;
+			}
 
-			if (!ssl3_setup_buffers(s))
-				{
-				ret= -1;
+			if (!ssl3_setup_buffers(s)) {
+				ret = -1;
 				goto end;
-				}
+			}
 
-			s->init_num=0;
+			s->init_num = 0;
 
-			if (s->state != SSL_ST_RENEGOTIATE)
-				{
+			if (s->state != SSL_ST_RENEGOTIATE) {
 				/* Ok, we now need to push on a buffering BIO so that
 				 * the output is sent in a way that TCP likes :-)
 				 * ...but not with SCTP :-)
@@ -256,48 +249,51 @@ int dtls1_accept(SSL *s)
 #ifndef OPENSSL_NO_SCTP
 				if (!BIO_dgram_is_sctp(SSL_get_wbio(s)))
 #endif
-					if (!ssl_init_wbio_buffer(s,1)) { ret= -1; goto end; }
+				if (!ssl_init_wbio_buffer(s, 1)) {
+					ret = -1;
+					goto end;
+				}
 
 				ssl3_init_finished_mac(s);
-				s->state=SSL3_ST_SR_CLNT_HELLO_A;
+				s->state = SSL3_ST_SR_CLNT_HELLO_A;
 				s->ctx->stats.sess_accept++;
-				}
-			else
-				{
+			} else {
 				/* s->state == SSL_ST_RENEGOTIATE,
 				 * we will just send a HelloRequest */
 				s->ctx->stats.sess_accept_renegotiate++;
-				s->state=SSL3_ST_SW_HELLO_REQ_A;
-				}
+				s->state = SSL3_ST_SW_HELLO_REQ_A;
+			}
 
 			break;
 
 		case SSL3_ST_SW_HELLO_REQ_A:
 		case SSL3_ST_SW_HELLO_REQ_B:
 
-			s->shutdown=0;
+			s->shutdown = 0;
 			dtls1_clear_record_buffer(s);
 			dtls1_start_timer(s);
-			ret=dtls1_send_hello_request(s);
-			if (ret <= 0) goto end;
-			s->s3->tmp.next_state=SSL3_ST_SR_CLNT_HELLO_A;
-			s->state=SSL3_ST_SW_FLUSH;
-			s->init_num=0;
+			ret = dtls1_send_hello_request(s);
+			if (ret <= 0)
+				goto end;
+			s->s3->tmp.next_state = SSL3_ST_SR_CLNT_HELLO_A;
+			s->state = SSL3_ST_SW_FLUSH;
+			s->init_num = 0;
 
 			ssl3_init_finished_mac(s);
 			break;
 
 		case SSL3_ST_SW_HELLO_REQ_C:
-			s->state=SSL_ST_OK;
+			s->state = SSL_ST_OK;
 			break;
 
 		case SSL3_ST_SR_CLNT_HELLO_A:
 		case SSL3_ST_SR_CLNT_HELLO_B:
 		case SSL3_ST_SR_CLNT_HELLO_C:
 
-			s->shutdown=0;
-			ret=ssl3_get_client_hello(s);
-			if (ret <= 0) goto end;
+			s->shutdown = 0;
+			ret = ssl3_get_client_hello(s);
+			if (ret <= 0)
+				goto end;
 			dtls1_stop_timer(s);
 
 			if (ret == 1 && (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE))
@@ -305,17 +301,15 @@ int dtls1_accept(SSL *s)
 			else
 				s->state = SSL3_ST_SW_SRVR_HELLO_A;
 
-			s->init_num=0;
+			s->init_num = 0;
 
 			/* Reflect ClientHello sequence to remain stateless while listening */
-			if (listen)
-				{
+			if (listen) {
 				memcpy(s->s3->write_sequence, s->s3->read_sequence, sizeof(s->s3->write_sequence));
-				}
+			}
 
 			/* If we're just listening, stop here */
-			if (listen && s->state == SSL3_ST_SW_SRVR_HELLO_A)
-				{
+			if (listen && s->state == SSL3_ST_SW_SRVR_HELLO_A) {
 				ret = 2;
 				s->d1->listen = 0;
 				/* Set expected sequence numbers
@@ -325,57 +319,56 @@ int dtls1_accept(SSL *s)
 				s->d1->handshake_write_seq = 1;
 				s->d1->next_handshake_write_seq = 1;
 				goto end;
-				}
-			
+			}
+
 			break;
-			
+
 		case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A:
 		case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B:
 
 			ret = dtls1_send_hello_verify_request(s);
-			if ( ret <= 0) goto end;
-			s->state=SSL3_ST_SW_FLUSH;
-			s->s3->tmp.next_state=SSL3_ST_SR_CLNT_HELLO_A;
+			if (ret <= 0)
+				goto end;
+			s->state = SSL3_ST_SW_FLUSH;
+			s->s3->tmp.next_state = SSL3_ST_SR_CLNT_HELLO_A;
 
 			/* HelloVerifyRequest resets Finished MAC */
 			if (s->version != DTLS1_BAD_VER)
 				ssl3_init_finished_mac(s);
 			break;
-			
+
 #ifndef OPENSSL_NO_SCTP
 		case DTLS1_SCTP_ST_SR_READ_SOCK:
-			
-			if (BIO_dgram_sctp_msg_waiting(SSL_get_rbio(s)))		
-				{
-				s->s3->in_read_app_data=2;
-				s->rwstate=SSL_READING;
+
+			if (BIO_dgram_sctp_msg_waiting(SSL_get_rbio(s))) {
+				s->s3->in_read_app_data = 2;
+				s->rwstate = SSL_READING;
 				BIO_clear_retry_flags(SSL_get_rbio(s));
 				BIO_set_retry_read(SSL_get_rbio(s));
 				ret = -1;
 				goto end;
-				}
-			
-			s->state=SSL3_ST_SR_FINISHED_A;
+			}
+
+			s->state = SSL3_ST_SR_FINISHED_A;
 			break;
-			
+
 		case DTLS1_SCTP_ST_SW_WRITE_SOCK:
 			ret = BIO_dgram_sctp_wait_for_dry(SSL_get_wbio(s));
-			if (ret < 0) goto end;
-			
-			if (ret == 0)
-				{
-				if (s->d1->next_state != SSL_ST_OK)
-					{
-					s->s3->in_read_app_data=2;
-					s->rwstate=SSL_READING;
+			if (ret < 0)
+				goto end;
+
+			if (ret == 0) {
+				if (s->d1->next_state != SSL_ST_OK) {
+					s->s3->in_read_app_data = 2;
+					s->rwstate = SSL_READING;
 					BIO_clear_retry_flags(SSL_get_rbio(s));
 					BIO_set_retry_read(SSL_get_rbio(s));
 					ret = -1;
 					goto end;
-					}
 				}
+			}
 
-			s->state=s->d1->next_state;
+			s->state = s->d1->next_state;
 			break;
 #endif
 
@@ -383,67 +376,65 @@ int dtls1_accept(SSL *s)
 		case SSL3_ST_SW_SRVR_HELLO_B:
 			s->renegotiate = 2;
 			dtls1_start_timer(s);
-			ret=dtls1_send_server_hello(s);
-			if (ret <= 0) goto end;
+			ret = dtls1_send_server_hello(s);
+			if (ret <= 0)
+				goto end;
 
-			if (s->hit)
-				{
+			if (s->hit) {
 #ifndef OPENSSL_NO_SCTP
 				/* Add new shared key for SCTP-Auth,
 				 * will be ignored if no SCTP used.
 				 */
-				snprintf((char*) labelbuffer, sizeof(DTLS1_SCTP_AUTH_LABEL),
-				         DTLS1_SCTP_AUTH_LABEL);
+				snprintf((char*)labelbuffer,
+				    sizeof(DTLS1_SCTP_AUTH_LABEL),
+				    DTLS1_SCTP_AUTH_LABEL);
 
 				SSL_export_keying_material(s, sctpauthkey,
-				                           sizeof(sctpauthkey), labelbuffer,
-				                           sizeof(labelbuffer), NULL, 0, 0);
-				
-				BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
-                         sizeof(sctpauthkey), sctpauthkey);
+				    sizeof(sctpauthkey), labelbuffer,
+				    sizeof(labelbuffer), NULL, 0, 0);
+
+				BIO_ctrl(SSL_get_wbio(s),
+				    BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
+				    sizeof(sctpauthkey), sctpauthkey);
 #endif
 #ifndef OPENSSL_NO_TLSEXT
 				if (s->tlsext_ticket_expected)
-					s->state=SSL3_ST_SW_SESSION_TICKET_A;
+					s->state = SSL3_ST_SW_SESSION_TICKET_A;
 				else
-					s->state=SSL3_ST_SW_CHANGE_A;
+					s->state = SSL3_ST_SW_CHANGE_A;
 #else
-				s->state=SSL3_ST_SW_CHANGE_A;
+				s->state = SSL3_ST_SW_CHANGE_A;
 #endif
-				}
-			else
-				s->state=SSL3_ST_SW_CERT_A;
-			s->init_num=0;
+			} else
+				s->state = SSL3_ST_SW_CERT_A;
+			s->init_num = 0;
 			break;
 
 		case SSL3_ST_SW_CERT_A:
 		case SSL3_ST_SW_CERT_B:
 			/* Check if it is anon DH or normal PSK */
-			if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL)
-				&& !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
-				{
+			if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) &&
+			    !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) {
 				dtls1_start_timer(s);
-				ret=dtls1_send_server_certificate(s);
-				if (ret <= 0) goto end;
+				ret = dtls1_send_server_certificate(s);
+				if (ret <= 0)
+					goto end;
 #ifndef OPENSSL_NO_TLSEXT
 				if (s->tlsext_status_expected)
-					s->state=SSL3_ST_SW_CERT_STATUS_A;
+					s->state = SSL3_ST_SW_CERT_STATUS_A;
 				else
-					s->state=SSL3_ST_SW_KEY_EXCH_A;
-				}
-			else
-				{
+					s->state = SSL3_ST_SW_KEY_EXCH_A;
+			} else {
 				skip = 1;
-				s->state=SSL3_ST_SW_KEY_EXCH_A;
-				}
+				s->state = SSL3_ST_SW_KEY_EXCH_A;
+			}
 #else
-				}
-			else
-				skip=1;
+			} else
+				skip = 1;
 
-			s->state=SSL3_ST_SW_KEY_EXCH_A;
+			s->state = SSL3_ST_SW_KEY_EXCH_A;
 #endif
-			s->init_num=0;
+			s->init_num = 0;
 			break;
 
 		case SSL3_ST_SW_KEY_EXCH_A:
@@ -454,16 +445,16 @@ int dtls1_accept(SSL *s)
 			 * send_server_key_exchange */
 			if ((s->options & SSL_OP_EPHEMERAL_RSA)
 #ifndef OPENSSL_NO_KRB5
-				&& !(alg_k & SSL_kKRB5)
+			&& !(alg_k & SSL_kKRB5)
 #endif /* OPENSSL_NO_KRB5 */
-				)
+			)
 				/* option SSL_OP_EPHEMERAL_RSA sends temporary RSA key
 				 * even when forbidden by protocol specs
 				 * (handshake may fail as clients are not required to
 				 * be able to handle this) */
-				s->s3->tmp.use_rsa_tmp=1;
+				s->s3->tmp.use_rsa_tmp = 1;
 			else
-				s->s3->tmp.use_rsa_tmp=0;
+				s->s3->tmp.use_rsa_tmp = 0;
 
 			/* only send if a DH key exchange or
 			 * RSA but we have a sign only certificate */
@@ -471,119 +462,112 @@ int dtls1_accept(SSL *s)
 			/* PSK: send ServerKeyExchange if PSK identity
 			 * hint if provided */
 #ifndef OPENSSL_NO_PSK
-			    || ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint)
+			|| ((alg_k & SSL_kPSK) && s->ctx->psk_identity_hint)
 #endif
-			    || (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd))
-			    || (alg_k & SSL_kEECDH)
-			    || ((alg_k & SSL_kRSA)
-				&& (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL
-				    || (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher)
-					&& EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)
-					)
-				    )
-				)
-			    )
-				{
+			|| (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd))
+			|| (alg_k & SSL_kEECDH)
+			|| ((alg_k & SSL_kRSA)
+			&& (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL
+			|| (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher)
+			&& EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey)*8 > SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher)
+			)
+			)
+			)
+			) {
 				dtls1_start_timer(s);
-				ret=dtls1_send_server_key_exchange(s);
-				if (ret <= 0) goto end;
-				}
-			else
-				skip=1;
+				ret = dtls1_send_server_key_exchange(s);
+				if (ret <= 0)
+					goto end;
+			} else
+				skip = 1;
 
-			s->state=SSL3_ST_SW_CERT_REQ_A;
-			s->init_num=0;
+			s->state = SSL3_ST_SW_CERT_REQ_A;
+			s->init_num = 0;
 			break;
 
 		case SSL3_ST_SW_CERT_REQ_A:
 		case SSL3_ST_SW_CERT_REQ_B:
 			if (/* don't request cert unless asked for it: */
-				!(s->verify_mode & SSL_VERIFY_PEER) ||
+			    !(s->verify_mode & SSL_VERIFY_PEER) ||
 				/* if SSL_VERIFY_CLIENT_ONCE is set,
 				 * don't request cert during re-negotiation: */
-				((s->session->peer != NULL) &&
-				 (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) ||
+			    ((s->session->peer != NULL) &&
+			    (s->verify_mode & SSL_VERIFY_CLIENT_ONCE)) ||
 				/* never request cert in anonymous ciphersuites
 				 * (see section "Certificate request" in SSL 3 drafts
 				 * and in RFC 2246): */
-				((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) &&
+			    ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) &&
 				 /* ... except when the application insists on verification
 				  * (against the specs, but s3_clnt.c accepts this for SSL 3) */
-				 !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) ||
-				 /* never request cert in Kerberos ciphersuites */
-				(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)
+			    !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) ||
+				/* never request cert in Kerberos ciphersuites */
+			    (s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)
 				/* With normal PSK Certificates and
 				 * Certificate Requests are omitted */
-				|| (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
-				{
+			    || (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) {
 				/* no cert request */
-				skip=1;
-				s->s3->tmp.cert_request=0;
-				s->state=SSL3_ST_SW_SRVR_DONE_A;
+				skip = 1;
+				s->s3->tmp.cert_request = 0;
+				s->state = SSL3_ST_SW_SRVR_DONE_A;
 #ifndef OPENSSL_NO_SCTP
-				if (BIO_dgram_is_sctp(SSL_get_wbio(s)))
-					{
+				if (BIO_dgram_is_sctp(SSL_get_wbio(s))) {
 					s->d1->next_state = SSL3_ST_SW_SRVR_DONE_A;
 					s->state = DTLS1_SCTP_ST_SW_WRITE_SOCK;
-					}
-#endif
 				}
-			else
-				{
-				s->s3->tmp.cert_request=1;
+#endif
+			} else {
+				s->s3->tmp.cert_request = 1;
 				dtls1_start_timer(s);
-				ret=dtls1_send_certificate_request(s);
-				if (ret <= 0) goto end;
+				ret = dtls1_send_certificate_request(s);
+				if (ret <= 0)
+					goto end;
 #ifndef NETSCAPE_HANG_BUG
-				s->state=SSL3_ST_SW_SRVR_DONE_A;
+				s->state = SSL3_ST_SW_SRVR_DONE_A;
 #ifndef OPENSSL_NO_SCTP
-				if (BIO_dgram_is_sctp(SSL_get_wbio(s)))
-					{
+				if (BIO_dgram_is_sctp(SSL_get_wbio(s))) {
 					s->d1->next_state = SSL3_ST_SW_SRVR_DONE_A;
 					s->state = DTLS1_SCTP_ST_SW_WRITE_SOCK;
-					}
+				}
 #endif
 #else
-				s->state=SSL3_ST_SW_FLUSH;
-				s->s3->tmp.next_state=SSL3_ST_SR_CERT_A;
+				s->state = SSL3_ST_SW_FLUSH;
+				s->s3->tmp.next_state = SSL3_ST_SR_CERT_A;
 #ifndef OPENSSL_NO_SCTP
-				if (BIO_dgram_is_sctp(SSL_get_wbio(s)))
-					{
+				if (BIO_dgram_is_sctp(SSL_get_wbio(s))) {
 					s->d1->next_state = s->s3->tmp.next_state;
-					s->s3->tmp.next_state=DTLS1_SCTP_ST_SW_WRITE_SOCK;
-					}
+					s->s3->tmp.next_state = DTLS1_SCTP_ST_SW_WRITE_SOCK;
+				}
 #endif
 #endif
-				s->init_num=0;
-				}
+				s->init_num = 0;
+			}
 			break;
 
 		case SSL3_ST_SW_SRVR_DONE_A:
 		case SSL3_ST_SW_SRVR_DONE_B:
 			dtls1_start_timer(s);
-			ret=dtls1_send_server_done(s);
-			if (ret <= 0) goto end;
-			s->s3->tmp.next_state=SSL3_ST_SR_CERT_A;
-			s->state=SSL3_ST_SW_FLUSH;
-			s->init_num=0;
+			ret = dtls1_send_server_done(s);
+			if (ret <= 0)
+				goto end;
+			s->s3->tmp.next_state = SSL3_ST_SR_CERT_A;
+			s->state = SSL3_ST_SW_FLUSH;
+			s->init_num = 0;
 			break;
-		
+
 		case SSL3_ST_SW_FLUSH:
-			s->rwstate=SSL_WRITING;
-			if (BIO_flush(s->wbio) <= 0)
-				{
+			s->rwstate = SSL_WRITING;
+			if (BIO_flush(s->wbio) <= 0) {
 				/* If the write error was fatal, stop trying */
-				if (!BIO_should_retry(s->wbio))
-					{
-					s->rwstate=SSL_NOTHING;
-					s->state=s->s3->tmp.next_state;
-					}
-				
-				ret= -1;
-				goto end;
+				if (!BIO_should_retry(s->wbio)) {
+					s->rwstate = SSL_NOTHING;
+					s->state = s->s3->tmp.next_state;
 				}
-			s->rwstate=SSL_NOTHING;
-			s->state=s->s3->tmp.next_state;
+
+				ret = -1;
+				goto end;
+			}
+			s->rwstate = SSL_NOTHING;
+			s->state = s->s3->tmp.next_state;
 			break;
 
 		case SSL3_ST_SR_CERT_A:
@@ -592,67 +576,65 @@ int dtls1_accept(SSL *s)
 			ret = ssl3_check_client_hello(s);
 			if (ret <= 0)
 				goto end;
-			if (ret == 2)
-				{
+			if (ret == 2) {
 				dtls1_stop_timer(s);
 				s->state = SSL3_ST_SR_CLNT_HELLO_C;
-				}
-			else {
+			} else {
 				/* could be sent for a DH cert, even if we
 				 * have not asked for it :-) */
-				ret=ssl3_get_client_certificate(s);
-				if (ret <= 0) goto end;
-				s->init_num=0;
-				s->state=SSL3_ST_SR_KEY_EXCH_A;
+				ret = ssl3_get_client_certificate(s);
+				if (ret <= 0)
+					goto end;
+				s->init_num = 0;
+				s->state = SSL3_ST_SR_KEY_EXCH_A;
 			}
 			break;
 
 		case SSL3_ST_SR_KEY_EXCH_A:
 		case SSL3_ST_SR_KEY_EXCH_B:
-			ret=ssl3_get_client_key_exchange(s);
-			if (ret <= 0) goto end;
+			ret = ssl3_get_client_key_exchange(s);
+			if (ret <= 0)
+				goto end;
 #ifndef OPENSSL_NO_SCTP
 			/* Add new shared key for SCTP-Auth,
 			 * will be ignored if no SCTP used.
 			 */
-			snprintf((char *) labelbuffer, sizeof(DTLS1_SCTP_AUTH_LABEL),
-			         DTLS1_SCTP_AUTH_LABEL);
+			snprintf((char *)labelbuffer,
+			    sizeof(DTLS1_SCTP_AUTH_LABEL),
+			    DTLS1_SCTP_AUTH_LABEL);
 
 			SSL_export_keying_material(s, sctpauthkey,
-			                           sizeof(sctpauthkey), labelbuffer,
-			                           sizeof(labelbuffer), NULL, 0, 0);
+			    sizeof(sctpauthkey), labelbuffer,
+			    sizeof(labelbuffer), NULL, 0, 0);
 
-			BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
-			         sizeof(sctpauthkey), sctpauthkey);
+			BIO_ctrl(SSL_get_wbio(s),
+			    BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
+			    sizeof(sctpauthkey), sctpauthkey);
 #endif
 
-			s->state=SSL3_ST_SR_CERT_VRFY_A;
-			s->init_num=0;
+			s->state = SSL3_ST_SR_CERT_VRFY_A;
+			s->init_num = 0;
 
-			if (ret == 2)
-				{
+			if (ret == 2) {
 				/* For the ECDH ciphersuites when
 				 * the client sends its ECDH pub key in
 				 * a certificate, the CertificateVerify
 				 * message is not sent.
 				 */
-				s->state=SSL3_ST_SR_FINISHED_A;
+				s->state = SSL3_ST_SR_FINISHED_A;
+				s->init_num = 0;
+			} else {
+				s->state = SSL3_ST_SR_CERT_VRFY_A;
 				s->init_num = 0;
-				}
-			else
-				{
-				s->state=SSL3_ST_SR_CERT_VRFY_A;
-				s->init_num=0;
 
 				/* We need to get hashes here so if there is
 				 * a client cert, it can be verified */ 
 				s->method->ssl3_enc->cert_verify_mac(s,
-					NID_md5,
-					&(s->s3->tmp.cert_verify_md[0]));
+				    NID_md5, &(s->s3->tmp.cert_verify_md[0]));
 				s->method->ssl3_enc->cert_verify_mac(s,
-					NID_sha1,
-					&(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]));
-				}
+				    NID_sha1,
+				    &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]));
+			}
 			break;
 
 		case SSL3_ST_SR_CERT_VRFY_A:
@@ -660,51 +642,55 @@ int dtls1_accept(SSL *s)
 
 			s->d1->change_cipher_spec_ok = 1;
 			/* we should decide if we expected this one */
-			ret=ssl3_get_cert_verify(s);
-			if (ret <= 0) goto end;
+			ret = ssl3_get_cert_verify(s);
+			if (ret <= 0)
+				goto end;
 #ifndef OPENSSL_NO_SCTP
 			if (BIO_dgram_is_sctp(SSL_get_wbio(s)) &&
 			    state == SSL_ST_RENEGOTIATE)
-				s->state=DTLS1_SCTP_ST_SR_READ_SOCK;
+				s->state = DTLS1_SCTP_ST_SR_READ_SOCK;
 			else
 #endif			
-				s->state=SSL3_ST_SR_FINISHED_A;
-			s->init_num=0;
+				s->state = SSL3_ST_SR_FINISHED_A;
+			s->init_num = 0;
 			break;
 
 		case SSL3_ST_SR_FINISHED_A:
 		case SSL3_ST_SR_FINISHED_B:
 			s->d1->change_cipher_spec_ok = 1;
-			ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A,
-				SSL3_ST_SR_FINISHED_B);
-			if (ret <= 0) goto end;
+			ret = ssl3_get_finished(s, SSL3_ST_SR_FINISHED_A,
+			SSL3_ST_SR_FINISHED_B);
+			if (ret <= 0)
+				goto end;
 			dtls1_stop_timer(s);
 			if (s->hit)
-				s->state=SSL_ST_OK;
+				s->state = SSL_ST_OK;
 #ifndef OPENSSL_NO_TLSEXT
 			else if (s->tlsext_ticket_expected)
-				s->state=SSL3_ST_SW_SESSION_TICKET_A;
+				s->state = SSL3_ST_SW_SESSION_TICKET_A;
 #endif
 			else
-				s->state=SSL3_ST_SW_CHANGE_A;
-			s->init_num=0;
+				s->state = SSL3_ST_SW_CHANGE_A;
+			s->init_num = 0;
 			break;
 
 #ifndef OPENSSL_NO_TLSEXT
 		case SSL3_ST_SW_SESSION_TICKET_A:
 		case SSL3_ST_SW_SESSION_TICKET_B:
-			ret=dtls1_send_newsession_ticket(s);
-			if (ret <= 0) goto end;
-			s->state=SSL3_ST_SW_CHANGE_A;
-			s->init_num=0;
+			ret = dtls1_send_newsession_ticket(s);
+			if (ret <= 0)
+				goto end;
+			s->state = SSL3_ST_SW_CHANGE_A;
+			s->init_num = 0;
 			break;
 
 		case SSL3_ST_SW_CERT_STATUS_A:
 		case SSL3_ST_SW_CERT_STATUS_B:
-			ret=ssl3_send_cert_status(s);
-			if (ret <= 0) goto end;
-			s->state=SSL3_ST_SW_KEY_EXCH_A;
-			s->init_num=0;
+			ret = ssl3_send_cert_status(s);
+			if (ret <= 0)
+				goto end;
+			s->state = SSL3_ST_SW_KEY_EXCH_A;
+			s->init_num = 0;
 			break;
 
 #endif
@@ -712,69 +698,69 @@ int dtls1_accept(SSL *s)
 		case SSL3_ST_SW_CHANGE_A:
 		case SSL3_ST_SW_CHANGE_B:
 
-			s->session->cipher=s->s3->tmp.new_cipher;
-			if (!s->method->ssl3_enc->setup_key_block(s))
-				{ ret= -1; goto end; }
+			s->session->cipher = s->s3->tmp.new_cipher;
+			if (!s->method->ssl3_enc->setup_key_block(s)) {
+				ret = -1;
+				goto end;
+			}
 
-			ret=dtls1_send_change_cipher_spec(s,
-				SSL3_ST_SW_CHANGE_A,SSL3_ST_SW_CHANGE_B);
+			ret = dtls1_send_change_cipher_spec(s,
+			SSL3_ST_SW_CHANGE_A, SSL3_ST_SW_CHANGE_B);
 
-			if (ret <= 0) goto end;
+			if (ret <= 0)
+				goto end;
 
 #ifndef OPENSSL_NO_SCTP
-			if (!s->hit)
-				{
+			if (!s->hit) {
 				/* Change to new shared key of SCTP-Auth,
 				 * will be ignored if no SCTP used.
 				 */
-				BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY, 0, NULL);
-				}
+				BIO_ctrl(SSL_get_wbio(s),
+				    BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY, 0, NULL);
+			}
 #endif
 
-			s->state=SSL3_ST_SW_FINISHED_A;
-			s->init_num=0;
+			s->state = SSL3_ST_SW_FINISHED_A;
+			s->init_num = 0;
 
 			if (!s->method->ssl3_enc->change_cipher_state(s,
-				SSL3_CHANGE_CIPHER_SERVER_WRITE))
-				{
-				ret= -1;
+				SSL3_CHANGE_CIPHER_SERVER_WRITE)) {
+				ret = -1;
 				goto end;
-				}
+			}
 
 			dtls1_reset_seq_numbers(s, SSL3_CC_WRITE);
 			break;
 
 		case SSL3_ST_SW_FINISHED_A:
 		case SSL3_ST_SW_FINISHED_B:
-			ret=dtls1_send_finished(s,
-				SSL3_ST_SW_FINISHED_A,SSL3_ST_SW_FINISHED_B,
-				s->method->ssl3_enc->server_finished_label,
-				s->method->ssl3_enc->server_finished_label_len);
-			if (ret <= 0) goto end;
-			s->state=SSL3_ST_SW_FLUSH;
-			if (s->hit)
-				{
-				s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A;
+			ret = dtls1_send_finished(s,
+			    SSL3_ST_SW_FINISHED_A, SSL3_ST_SW_FINISHED_B,
+			    s->method->ssl3_enc->server_finished_label,
+			    s->method->ssl3_enc->server_finished_label_len);
+			if (ret <= 0)
+				goto end;
+			s->state = SSL3_ST_SW_FLUSH;
+			if (s->hit) {
+				s->s3->tmp.next_state = SSL3_ST_SR_FINISHED_A;
 
 #ifndef OPENSSL_NO_SCTP
 				/* Change to new shared key of SCTP-Auth,
 				 * will be ignored if no SCTP used.
 				 */
-				BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY, 0, NULL);
+				BIO_ctrl(SSL_get_wbio(s),
+				    BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY, 0, NULL);
 #endif
-				}
-			else
-				{
-				s->s3->tmp.next_state=SSL_ST_OK;
+			} else {
+				s->s3->tmp.next_state = SSL_ST_OK;
 #ifndef OPENSSL_NO_SCTP
-				if (BIO_dgram_is_sctp(SSL_get_wbio(s)))
-					{
+				if (BIO_dgram_is_sctp(SSL_get_wbio(s))) {
 					s->d1->next_state = s->s3->tmp.next_state;
-					s->s3->tmp.next_state=DTLS1_SCTP_ST_SW_WRITE_SOCK;
-					}
-#endif
+					s->s3->tmp.next_state = DTLS1_SCTP_ST_SW_WRITE_SOCK;
 				}
-			s->init_num=0;
+#endif
+			}
+			s->init_num = 0;
 			break;
 
 		case SSL_ST_OK:
@@ -783,28 +769,29 @@ int dtls1_accept(SSL *s)
 
 #if 0
 			BUF_MEM_free(s->init_buf);
-			s->init_buf=NULL;
+			s->init_buf = NULL;
 #endif
 
 			/* remove buffering on output */
 			ssl_free_wbio_buffer(s);
 
-			s->init_num=0;
+			s->init_num = 0;
 
 			if (s->renegotiate == 2) /* skipped if we just sent a HelloRequest */
-				{
-				s->renegotiate=0;
-				s->new_session=0;
-				
-				ssl_update_cache(s,SSL_SESS_CACHE_SERVER);
-				
+			{
+				s->renegotiate = 0;
+				s->new_session = 0;
+
+				ssl_update_cache(s, SSL_SESS_CACHE_SERVER);
+
 				s->ctx->stats.sess_accept_good++;
 				/* s->server=1; */
-				s->handshake_func=dtls1_accept;
+				s->handshake_func = dtls1_accept;
+
+				if (cb != NULL)
+					cb(s, SSL_CB_HANDSHAKE_DONE, 1);
+			}
 
-				if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1);
-				}
-			
 			ret = 1;
 
 			/* done handshaking, next message is client hello */
@@ -816,77 +803,74 @@ int dtls1_accept(SSL *s)
 			/* break; */
 
 		default:
-			SSLerr(SSL_F_DTLS1_ACCEPT,SSL_R_UNKNOWN_STATE);
-			ret= -1;
+			SSLerr(SSL_F_DTLS1_ACCEPT, SSL_R_UNKNOWN_STATE);
+			ret = -1;
 			goto end;
 			/* break; */
-			}
-		
-		if (!s->s3->tmp.reuse_message && !skip)
-			{
-			if (s->debug)
-				{
-				if ((ret=BIO_flush(s->wbio)) <= 0)
-					goto end;
-				}
+		}
 
+		if (!s->s3->tmp.reuse_message && !skip) {
+			if (s->debug) {
+				if ((ret = BIO_flush(s->wbio)) <= 0)
+					goto end;
+			}
 
-			if ((cb != NULL) && (s->state != state))
-				{
-				new_state=s->state;
-				s->state=state;
-				cb(s,SSL_CB_ACCEPT_LOOP,1);
-				s->state=new_state;
-				}
+			if ((cb != NULL) && (s->state != state)) {
+				new_state = s->state;
+				s->state = state;
+				cb(s, SSL_CB_ACCEPT_LOOP, 1);
+				s->state = new_state;
 			}
-		skip=0;
 		}
+		skip = 0;
+	}
 end:
 	/* BIO_flush(s->wbio); */
 
 	s->in_handshake--;
 #ifndef OPENSSL_NO_SCTP
-		/* Notify SCTP BIO socket to leave handshake
-		 * mode and prevent stream identifier other
-		 * than 0. Will be ignored if no SCTP is used.
-		 */
-		BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE, s->in_handshake, NULL);
+	/* Notify SCTP BIO socket to leave handshake
+	 * mode and prevent stream identifier other
+	 * than 0. Will be ignored if no SCTP is used.
+	 */
+	BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE,
+	    s->in_handshake, NULL);
 #endif
 
 	if (cb != NULL)
-		cb(s,SSL_CB_ACCEPT_EXIT,ret);
-	return(ret);
-	}
+		cb(s, SSL_CB_ACCEPT_EXIT, ret);
+	return (ret);
+}
 
-int dtls1_send_hello_request(SSL *s)
-	{
+int
+dtls1_send_hello_request(SSL *s)
+{
 	unsigned char *p;
 
-	if (s->state == SSL3_ST_SW_HELLO_REQ_A)
-		{
-		p=(unsigned char *)s->init_buf->data;
+	if (s->state == SSL3_ST_SW_HELLO_REQ_A) {
+		p = (unsigned char *)s->init_buf->data;
 		p = dtls1_set_message_header(s, p, SSL3_MT_HELLO_REQUEST, 0, 0, 0);
 
-		s->state=SSL3_ST_SW_HELLO_REQ_B;
+		s->state = SSL3_ST_SW_HELLO_REQ_B;
 		/* number of bytes to write */
-		s->init_num=DTLS1_HM_HEADER_LENGTH;
-		s->init_off=0;
+		s->init_num = DTLS1_HM_HEADER_LENGTH;
+		s->init_off = 0;
 
 		/* no need to buffer this message, since there are no retransmit 
 		 * requests for it */
-		}
+	}
 
 	/* SSL3_ST_SW_HELLO_REQ_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 
-int dtls1_send_hello_verify_request(SSL *s)
-	{
+int
+dtls1_send_hello_verify_request(SSL *s)
+{
 	unsigned int msg_len;
 	unsigned char *msg, *buf, *p;
 
-	if (s->state == DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A)
-		{
+	if (s->state == DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A) {
 		buf = (unsigned char *)s->init_buf->data;
 
 		msg = p = &(buf[DTLS1_HM_HEADER_LENGTH]);
@@ -894,12 +878,11 @@ int dtls1_send_hello_verify_request(SSL *s)
 		*(p++) = s->version & 0xFF;
 
 		if (s->ctx->app_gen_cookie_cb == NULL ||
-		     s->ctx->app_gen_cookie_cb(s, s->d1->cookie,
-			 &(s->d1->cookie_len)) == 0)
-			{
-			SSLerr(SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST,ERR_R_INTERNAL_ERROR);
+			s->ctx->app_gen_cookie_cb(s, s->d1->cookie,
+		&(s->d1->cookie_len)) == 0) {
+			SSLerr(SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST, ERR_R_INTERNAL_ERROR);
 			return 0;
-			}
+		}
 
 		*(p++) = (unsigned char) s->d1->cookie_len;
 		memcpy(p, s->d1->cookie, s->d1->cookie_len);
@@ -907,40 +890,40 @@ int dtls1_send_hello_verify_request(SSL *s)
 		msg_len = p - msg;
 
 		dtls1_set_message_header(s, buf,
-			DTLS1_MT_HELLO_VERIFY_REQUEST, msg_len, 0, msg_len);
+		DTLS1_MT_HELLO_VERIFY_REQUEST, msg_len, 0, msg_len);
 
-		s->state=DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B;
+		s->state = DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B;
 		/* number of bytes to write */
-		s->init_num=p-buf;
-		s->init_off=0;
-		}
+		s->init_num = p - buf;
+		s->init_off = 0;
+	}
 
 	/* s->state = DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 
-int dtls1_send_server_hello(SSL *s)
-	{
+int
+dtls1_send_server_hello(SSL *s)
+{
 	unsigned char *buf;
-	unsigned char *p,*d;
+	unsigned char *p, *d;
 	int i;
 	unsigned int sl;
 	unsigned long l;
 
-	if (s->state == SSL3_ST_SW_SRVR_HELLO_A)
-		{
-		buf=(unsigned char *)s->init_buf->data;
-		p=s->s3->server_random;
+	if (s->state == SSL3_ST_SW_SRVR_HELLO_A) {
+		buf = (unsigned char *)s->init_buf->data;
+		p = s->s3->server_random;
 		ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE);
 		/* Do the message type and length last */
-		d=p= &(buf[DTLS1_HM_HEADER_LENGTH]);
+		d = p= &(buf[DTLS1_HM_HEADER_LENGTH]);
 
-		*(p++)=s->version>>8;
-		*(p++)=s->version&0xff;
+		*(p++) = s->version >> 8;
+		*(p++) = s->version&0xff;
 
 		/* Random stuff */
-		memcpy(p,s->s3->server_random,SSL3_RANDOM_SIZE);
-		p+=SSL3_RANDOM_SIZE;
+		memcpy(p, s->s3->server_random, SSL3_RANDOM_SIZE);
+		p += SSL3_RANDOM_SIZE;
 
 		/* now in theory we have 3 options to sending back the
 		 * session id.  If it is a re-use, we send back the
@@ -951,320 +934,292 @@ int dtls1_send_server_hello(SSL *s)
 		 * 12-Jan-98 - I'll now support the '0' length stuff.
 		 */
 		if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER))
-			s->session->session_id_length=0;
+			s->session->session_id_length = 0;
 
-		sl=s->session->session_id_length;
-		if (sl > sizeof s->session->session_id)
-			{
+		sl = s->session->session_id_length;
+		if (sl > sizeof s->session->session_id) {
 			SSLerr(SSL_F_DTLS1_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
 			return -1;
-			}
-		*(p++)=sl;
-		memcpy(p,s->session->session_id,sl);
-		p+=sl;
+		}
+		*(p++) = sl;
+		memcpy(p, s->session->session_id, sl);
+		p += sl;
 
 		/* put the cipher */
 		if (s->s3->tmp.new_cipher == NULL)
 			return -1;
-		i=ssl3_put_cipher_by_char(s->s3->tmp.new_cipher,p);
-		p+=i;
+		i = ssl3_put_cipher_by_char(s->s3->tmp.new_cipher, p);
+		p += i;
 
 		/* put the compression method */
 #ifdef OPENSSL_NO_COMP
-		*(p++)=0;
+		*(p++) = 0;
 #else
 		if (s->s3->tmp.new_compression == NULL)
-			*(p++)=0;
+			*(p++) = 0;
 		else
-			*(p++)=s->s3->tmp.new_compression->id;
+			*(p++) = s->s3->tmp.new_compression->id;
 #endif
 
 #ifndef OPENSSL_NO_TLSEXT
-		if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL)
-			{
-			SSLerr(SSL_F_DTLS1_SEND_SERVER_HELLO,ERR_R_INTERNAL_ERROR);
+		if ((p = ssl_add_serverhello_tlsext(s, p, buf + SSL3_RT_MAX_PLAIN_LENGTH)) == NULL) {
+			SSLerr(SSL_F_DTLS1_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
 			return -1;
-			}
+		}
 #endif
 
 		/* do the header */
-		l=(p-d);
-		d=buf;
+		l = (p - d);
+		d = buf;
 
 		d = dtls1_set_message_header(s, d, SSL3_MT_SERVER_HELLO, l, 0, l);
 
-		s->state=SSL3_ST_SW_SRVR_HELLO_B;
+		s->state = SSL3_ST_SW_SRVR_HELLO_B;
 		/* number of bytes to write */
-		s->init_num=p-buf;
-		s->init_off=0;
+		s->init_num = p - buf;
+		s->init_off = 0;
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
-		}
+	}
 
 	/* SSL3_ST_SW_SRVR_HELLO_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 
-int dtls1_send_server_done(SSL *s)
-	{
+int
+dtls1_send_server_done(SSL *s)
+{
 	unsigned char *p;
 
-	if (s->state == SSL3_ST_SW_SRVR_DONE_A)
-		{
-		p=(unsigned char *)s->init_buf->data;
+	if (s->state == SSL3_ST_SW_SRVR_DONE_A) {
+		p = (unsigned char *)s->init_buf->data;
 
 		/* do the header */
 		p = dtls1_set_message_header(s, p, SSL3_MT_SERVER_DONE, 0, 0, 0);
 
-		s->state=SSL3_ST_SW_SRVR_DONE_B;
+		s->state = SSL3_ST_SW_SRVR_DONE_B;
 		/* number of bytes to write */
-		s->init_num=DTLS1_HM_HEADER_LENGTH;
-		s->init_off=0;
+		s->init_num = DTLS1_HM_HEADER_LENGTH;
+		s->init_off = 0;
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
-		}
+	}
 
 	/* SSL3_ST_SW_SRVR_DONE_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 
-int dtls1_send_server_key_exchange(SSL *s)
-	{
+int
+dtls1_send_server_key_exchange(SSL *s)
+{
 #ifndef OPENSSL_NO_RSA
 	unsigned char *q;
-	int j,num;
+	int j, num;
 	RSA *rsa;
-	unsigned char md_buf[MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH];
+	unsigned char md_buf[MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH];
 	unsigned int u;
 #endif
 #ifndef OPENSSL_NO_DH
-	DH *dh=NULL,*dhp;
+	DH *dh = NULL, *dhp;
 #endif
 #ifndef OPENSSL_NO_ECDH
-	EC_KEY *ecdh=NULL, *ecdhp;
+	EC_KEY *ecdh = NULL, *ecdhp;
 	unsigned char *encodedPoint = NULL;
 	int encodedlen = 0;
 	int curve_id = 0;
-	BN_CTX *bn_ctx = NULL; 
+	BN_CTX *bn_ctx = NULL;
+
 #endif
 	EVP_PKEY *pkey;
-	unsigned char *p,*d;
-	int al,i;
+	unsigned char *p, *d;
+	int al, i;
 	unsigned long type;
 	int n;
 	CERT *cert;
 	BIGNUM *r[4];
-	int nr[4],kn;
+	int nr[4], kn;
 	BUF_MEM *buf;
 	EVP_MD_CTX md_ctx;
 
 	EVP_MD_CTX_init(&md_ctx);
-	if (s->state == SSL3_ST_SW_KEY_EXCH_A)
-		{
-		type=s->s3->tmp.new_cipher->algorithm_mkey;
-		cert=s->cert;
+	if (s->state == SSL3_ST_SW_KEY_EXCH_A) {
+		type = s->s3->tmp.new_cipher->algorithm_mkey;
+		cert = s->cert;
 
-		buf=s->init_buf;
+		buf = s->init_buf;
 
-		r[0]=r[1]=r[2]=r[3]=NULL;
-		n=0;
+		r[0] = r[1] = r[2] = r[3] = NULL;
+		n = 0;
 #ifndef OPENSSL_NO_RSA
-		if (type & SSL_kRSA)
-			{
-			rsa=cert->rsa_tmp;
-			if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL))
-				{
-				rsa=s->cert->rsa_tmp_cb(s,
-				      SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
-				      SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
-				if(rsa == NULL)
-				{
-					al=SSL_AD_HANDSHAKE_FAILURE;
-					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_ERROR_GENERATING_TMP_RSA_KEY);
+		if (type & SSL_kRSA) {
+			rsa = cert->rsa_tmp;
+			if ((rsa == NULL) && (s->cert->rsa_tmp_cb != NULL)) {
+				rsa = s->cert->rsa_tmp_cb(s,
+				SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
+				SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
+				if (rsa == NULL) {
+					al = SSL_AD_HANDSHAKE_FAILURE;
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_ERROR_GENERATING_TMP_RSA_KEY);
 					goto f_err;
 				}
 				RSA_up_ref(rsa);
-				cert->rsa_tmp=rsa;
-				}
-			if (rsa == NULL)
-				{
-				al=SSL_AD_HANDSHAKE_FAILURE;
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_RSA_KEY);
+				cert->rsa_tmp = rsa;
+			}
+			if (rsa == NULL) {
+				al = SSL_AD_HANDSHAKE_FAILURE;
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_RSA_KEY);
 				goto f_err;
-				}
-			r[0]=rsa->n;
-			r[1]=rsa->e;
-			s->s3->tmp.use_rsa_tmp=1;
 			}
-		else
+			r[0] = rsa->n;
+			r[1] = rsa->e;
+			s->s3->tmp.use_rsa_tmp = 1;
+		} else
 #endif
 #ifndef OPENSSL_NO_DH
-			if (type & SSL_kEDH)
-			{
-			dhp=cert->dh_tmp;
+		if (type & SSL_kEDH) {
+			dhp = cert->dh_tmp;
 			if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL))
-				dhp=s->cert->dh_tmp_cb(s,
-				      SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
-				      SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
-			if (dhp == NULL)
-				{
-				al=SSL_AD_HANDSHAKE_FAILURE;
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY);
+				dhp = s->cert->dh_tmp_cb(s,
+				    SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
+				    SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
+			if (dhp == NULL) {
+				al = SSL_AD_HANDSHAKE_FAILURE;
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_DH_KEY);
 				goto f_err;
-				}
+			}
 
-			if (s->s3->tmp.dh != NULL)
-				{
+			if (s->s3->tmp.dh != NULL) {
 				DH_free(dh);
 				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
 				goto err;
-				}
+			}
 
-			if ((dh=DHparams_dup(dhp)) == NULL)
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB);
+			if ((dh = DHparams_dup(dhp)) == NULL) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB);
 				goto err;
-				}
+			}
 
-			s->s3->tmp.dh=dh;
-			if ((dhp->pub_key == NULL ||
-			     dhp->priv_key == NULL ||
-			     (s->options & SSL_OP_SINGLE_DH_USE)))
-				{
-				if(!DH_generate_key(dh))
-				    {
-				    SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,
-					   ERR_R_DH_LIB);
-				    goto err;
-				    }
+			s->s3->tmp.dh = dh;
+			if ((dhp->pub_key == NULL || dhp->priv_key == NULL ||
+			    (s->options & SSL_OP_SINGLE_DH_USE))) {
+				if (!DH_generate_key(dh)) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,
+					ERR_R_DH_LIB);
+					goto err;
 				}
-			else
-				{
-				dh->pub_key=BN_dup(dhp->pub_key);
-				dh->priv_key=BN_dup(dhp->priv_key);
+			} else {
+				dh->pub_key = BN_dup(dhp->pub_key);
+				dh->priv_key = BN_dup(dhp->priv_key);
 				if ((dh->pub_key == NULL) ||
-					(dh->priv_key == NULL))
-					{
-					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB);
+				    (dh->priv_key == NULL)) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_DH_LIB);
 					goto err;
-					}
 				}
-			r[0]=dh->p;
-			r[1]=dh->g;
-			r[2]=dh->pub_key;
 			}
-		else 
+			r[0] = dh->p;
+			r[1] = dh->g;
+			r[2] = dh->pub_key;
+		} else
 #endif
 #ifndef OPENSSL_NO_ECDH
-			if (type & SSL_kEECDH)
-			{
+		if (type & SSL_kEECDH) {
 			const EC_GROUP *group;
 
-			ecdhp=cert->ecdh_tmp;
-			if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL))
-				{
-				ecdhp=s->cert->ecdh_tmp_cb(s,
-				      SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
-				      SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
-				}
-			if (ecdhp == NULL)
-				{
-				al=SSL_AD_HANDSHAKE_FAILURE;
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_ECDH_KEY);
+			ecdhp = cert->ecdh_tmp;
+			if ((ecdhp == NULL) && (s->cert->ecdh_tmp_cb != NULL)) {
+				ecdhp = s->cert->ecdh_tmp_cb(s,
+				SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
+				SSL_C_EXPORT_PKEYLENGTH(s->s3->tmp.new_cipher));
+			}
+			if (ecdhp == NULL) {
+				al = SSL_AD_HANDSHAKE_FAILURE;
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_MISSING_TMP_ECDH_KEY);
 				goto f_err;
-				}
+			}
+
+			if (s->s3->tmp.ecdh != NULL) {
+				EC_KEY_free(s->s3->tmp.ecdh);
 
-			if (s->s3->tmp.ecdh != NULL)
-				{
-				EC_KEY_free(s->s3->tmp.ecdh); 
 				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
 				goto err;
-				}
+			}
 
 			/* Duplicate the ECDH structure. */
-			if (ecdhp == NULL)
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB);
+			if (ecdhp == NULL) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB);
 				goto err;
-				}
-			if ((ecdh = EC_KEY_dup(ecdhp)) == NULL)
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB);
+			}
+			if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB);
 				goto err;
-				}
+			}
 
-			s->s3->tmp.ecdh=ecdh;
+			s->s3->tmp.ecdh = ecdh;
 			if ((EC_KEY_get0_public_key(ecdh) == NULL) ||
 			    (EC_KEY_get0_private_key(ecdh) == NULL) ||
-			    (s->options & SSL_OP_SINGLE_ECDH_USE))
-				{
-				if(!EC_KEY_generate_key(ecdh))
-				    {
-				    SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB);
-				    goto err;
-				    }
+			    (s->options & SSL_OP_SINGLE_ECDH_USE)) {
+				if (!EC_KEY_generate_key(ecdh)) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB);
+					goto err;
 				}
+			}
 
 			if (((group = EC_KEY_get0_group(ecdh)) == NULL) ||
 			    (EC_KEY_get0_public_key(ecdh)  == NULL) ||
-			    (EC_KEY_get0_private_key(ecdh) == NULL))
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB);
+			    (EC_KEY_get0_private_key(ecdh) == NULL)) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB);
 				goto err;
-				}
+			}
 
 			if (SSL_C_IS_EXPORT(s->s3->tmp.new_cipher) &&
-			    (EC_GROUP_get_degree(group) > 163)) 
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER);
+			    (EC_GROUP_get_degree(group) > 163)) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER);
 				goto err;
-				}
+			}
 
 			/* XXX: For now, we only support ephemeral ECDH
 			 * keys over named (not generic) curves. For 
 			 * supported named curves, curve_id is non-zero.
 			 */
-			if ((curve_id = 
-			    tls1_ec_nid2curve_id(EC_GROUP_get_curve_name(group)))
-			    == 0)
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNSUPPORTED_ELLIPTIC_CURVE);
+			if ((curve_id = tls1_ec_nid2curve_id(
+			    EC_GROUP_get_curve_name(group))) == 0) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNSUPPORTED_ELLIPTIC_CURVE);
 				goto err;
-				}
+			}
 
 			/* Encode the public key.
 			 * First check the size of encoding and
 			 * allocate memory accordingly.
 			 */
-			encodedlen = EC_POINT_point2oct(group, 
-			    EC_KEY_get0_public_key(ecdh),
-			    POINT_CONVERSION_UNCOMPRESSED, 
-			    NULL, 0, NULL);
+			encodedlen = EC_POINT_point2oct(group,
+			EC_KEY_get0_public_key(ecdh),
+			POINT_CONVERSION_UNCOMPRESSED,
+			NULL, 0, NULL);
+
+			encodedPoint = (unsigned char *)
+			OPENSSL_malloc(encodedlen*sizeof(unsigned char));
 
-			encodedPoint = (unsigned char *) 
-			    OPENSSL_malloc(encodedlen*sizeof(unsigned char)); 
 			bn_ctx = BN_CTX_new();
-			if ((encodedPoint == NULL) || (bn_ctx == NULL))
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE);
+			if ((encodedPoint == NULL) || (bn_ctx == NULL)) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE);
 				goto err;
-				}
+			}
 
 
-			encodedlen = EC_POINT_point2oct(group, 
-			    EC_KEY_get0_public_key(ecdh), 
-			    POINT_CONVERSION_UNCOMPRESSED, 
-			    encodedPoint, encodedlen, bn_ctx);
+			encodedlen = EC_POINT_point2oct(group,
+			EC_KEY_get0_public_key(ecdh),
+			POINT_CONVERSION_UNCOMPRESSED,
+			encodedPoint, encodedlen, bn_ctx);
 
-			if (encodedlen == 0) 
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB);
+			if (encodedlen == 0) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_R_ECDH_LIB);
 				goto err;
-				}
+			}
 
-			BN_CTX_free(bn_ctx);  bn_ctx=NULL;
+			BN_CTX_free(bn_ctx);
+			bn_ctx = NULL;
 
 			/* XXX: For now, we only support named (not 
 			 * generic) curves in ECDH ephemeral key exchanges.
@@ -1277,67 +1232,56 @@ int dtls1_send_server_key_exchange(SSL *s)
 			/* We'll generate the serverKeyExchange message
 			 * explicitly so we can set these to NULLs
 			 */
-			r[0]=NULL;
-			r[1]=NULL;
-			r[2]=NULL;
-			r[3]=NULL;
-			}
-		else 
+			r[0] = NULL;
+			r[1] = NULL;
+			r[2] = NULL;
+			r[3] = NULL;
+		} else
 #endif /* !OPENSSL_NO_ECDH */
 #ifndef OPENSSL_NO_PSK
-			if (type & SSL_kPSK)
-				{
-				/* reserve size for record length and PSK identity hint*/
-				n+=2+strlen(s->ctx->psk_identity_hint);
-				}
-			else
+		if (type & SSL_kPSK) {
+			/* reserve size for record length and PSK identity hint*/
+			n += 2 + strlen(s->ctx->psk_identity_hint);
+		} else
 #endif /* !OPENSSL_NO_PSK */
-			{
-			al=SSL_AD_HANDSHAKE_FAILURE;
-			SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE);
+		{
+			al = SSL_AD_HANDSHAKE_FAILURE;
+			SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE);
 			goto f_err;
-			}
-		for (i=0; r[i] != NULL; i++)
-			{
-			nr[i]=BN_num_bytes(r[i]);
-			n+=2+nr[i];
-			}
+		}
+		for (i = 0; r[i] != NULL; i++) {
+			nr[i] = BN_num_bytes(r[i]);
+			n += 2 + nr[i];
+		}
 
 		if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL)
-			&& !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
-			{
-			if ((pkey=ssl_get_sign_pkey(s,s->s3->tmp.new_cipher, NULL))
-				== NULL)
-				{
-				al=SSL_AD_DECODE_ERROR;
+		    && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) {
+			if ((pkey = ssl_get_sign_pkey(s,
+			    s->s3->tmp.new_cipher, NULL)) == NULL) {
+				al = SSL_AD_DECODE_ERROR;
 				goto f_err;
-				}
-			kn=EVP_PKEY_size(pkey);
-			}
-		else
-			{
-			pkey=NULL;
-			kn=0;
 			}
+			kn = EVP_PKEY_size(pkey);
+		} else {
+			pkey = NULL;
+			kn = 0;
+		}
 
-		if (!BUF_MEM_grow_clean(buf,n+DTLS1_HM_HEADER_LENGTH+kn))
-			{
-			SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_BUF);
+		if (!BUF_MEM_grow_clean(buf, n + DTLS1_HM_HEADER_LENGTH + kn)) {
+			SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_BUF);
 			goto err;
-			}
-		d=(unsigned char *)s->init_buf->data;
-		p= &(d[DTLS1_HM_HEADER_LENGTH]);
+		}
+		d = (unsigned char *)s->init_buf->data;
+		p = &(d[DTLS1_HM_HEADER_LENGTH]);
 
-		for (i=0; r[i] != NULL; i++)
-			{
-			s2n(nr[i],p);
-			BN_bn2bin(r[i],p);
-			p+=nr[i];
-			}
+		for (i = 0; r[i] != NULL; i++) {
+			s2n(nr[i], p);
+			BN_bn2bin(r[i], p);
+			p += nr[i];
+		}
 
 #ifndef OPENSSL_NO_ECDH
-		if (type & SSL_kEECDH) 
-			{
+		if (type & SSL_kEECDH) {
 			/* XXX: For now, we only support named (not generic) curves.
 			 * In this situation, the serverKeyExchange message has:
 			 * [1 byte CurveType], [2 byte CurveName]
@@ -1352,268 +1296,257 @@ int dtls1_send_server_key_exchange(SSL *s)
 			p += 1;
 			*p = encodedlen;
 			p += 1;
-			memcpy((unsigned char*)p, 
-			    (unsigned char *)encodedPoint, 
-			    encodedlen);
+			memcpy((unsigned char*)p,
+			(unsigned char *)encodedPoint,
+			encodedlen);
 			OPENSSL_free(encodedPoint);
 			p += encodedlen;
-			}
+		}
 #endif
 
 #ifndef OPENSSL_NO_PSK
-		if (type & SSL_kPSK)
-			{
+		if (type & SSL_kPSK) {
 			/* copy PSK identity hint */
-			s2n(strlen(s->ctx->psk_identity_hint), p); 
+			s2n(strlen(s->ctx->psk_identity_hint), p);
+
 			strncpy((char *)p, s->ctx->psk_identity_hint, strlen(s->ctx->psk_identity_hint));
-			p+=strlen(s->ctx->psk_identity_hint);
-			}
+			p += strlen(s->ctx->psk_identity_hint);
+		}
 #endif
 
 		/* not anonymous */
-		if (pkey != NULL)
-			{
+		if (pkey != NULL) {
 			/* n is the length of the params, they start at
 			 * &(d[DTLS1_HM_HEADER_LENGTH]) and p points to the space
 			 * at the end. */
 #ifndef OPENSSL_NO_RSA
-			if (pkey->type == EVP_PKEY_RSA)
-				{
-				q=md_buf;
-				j=0;
-				for (num=2; num > 0; num--)
-					{
-					EVP_DigestInit_ex(&md_ctx,(num == 2)
-						?s->ctx->md5:s->ctx->sha1, NULL);
-					EVP_DigestUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE);
-					EVP_DigestUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE);
-					EVP_DigestUpdate(&md_ctx,&(d[DTLS1_HM_HEADER_LENGTH]),n);
-					EVP_DigestFinal_ex(&md_ctx,q,
-						(unsigned int *)&i);
-					q+=i;
-					j+=i;
-					}
-				if (RSA_sign(NID_md5_sha1, md_buf, j,
-					&(p[2]), &u, pkey->pkey.rsa) <= 0)
-					{
-					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_RSA);
+			if (pkey->type == EVP_PKEY_RSA) {
+				q = md_buf;
+				j = 0;
+				for (num = 2; num > 0; num--) {
+					EVP_DigestInit_ex(&md_ctx, (num == 2)
+					    ? s->ctx->md5 : s->ctx->sha1, NULL);
+					EVP_DigestUpdate(&md_ctx,
+					    &(s->s3->client_random[0]),
+					    SSL3_RANDOM_SIZE);
+					EVP_DigestUpdate(&md_ctx,
+					    &(s->s3->server_random[0]),
+					    SSL3_RANDOM_SIZE);
+					EVP_DigestUpdate(&md_ctx,
+					    &(d[DTLS1_HM_HEADER_LENGTH]), n);
+					EVP_DigestFinal_ex(&md_ctx, q,
+					    (unsigned int *)&i);
+					q += i;
+					j += i;
+				}
+				if (RSA_sign(NID_md5_sha1, md_buf, j, &(p[2]),
+				    &u, pkey->pkey.rsa) <= 0) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_RSA);
 					goto err;
-					}
-				s2n(u,p);
-				n+=u+2;
 				}
-			else
+				s2n(u, p);
+				n += u + 2;
+			} else
 #endif
 #if !defined(OPENSSL_NO_DSA)
-				if (pkey->type == EVP_PKEY_DSA)
-				{
+			if (pkey->type == EVP_PKEY_DSA) {
 				/* lets do DSS */
-				EVP_SignInit_ex(&md_ctx,EVP_dss1(), NULL);
-				EVP_SignUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE);
-				EVP_SignUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE);
-				EVP_SignUpdate(&md_ctx,&(d[DTLS1_HM_HEADER_LENGTH]),n);
-				if (!EVP_SignFinal(&md_ctx,&(p[2]),
-					(unsigned int *)&i,pkey))
-					{
-					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_DSA);
+				EVP_SignInit_ex(&md_ctx, EVP_dss1(), NULL);
+				EVP_SignUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE);
+				EVP_SignUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE);
+				EVP_SignUpdate(&md_ctx, &(d[DTLS1_HM_HEADER_LENGTH]), n);
+				if (!EVP_SignFinal(&md_ctx, &(p[2]),
+				    (unsigned int *)&i, pkey)) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_DSA);
 					goto err;
-					}
-				s2n(i,p);
-				n+=i+2;
 				}
-			else
+				s2n(i, p);
+				n += i + 2;
+			} else
 #endif
 #if !defined(OPENSSL_NO_ECDSA)
-				if (pkey->type == EVP_PKEY_EC)
-				{
+			if (pkey->type == EVP_PKEY_EC) {
 				/* let's do ECDSA */
-				EVP_SignInit_ex(&md_ctx,EVP_ecdsa(), NULL);
-				EVP_SignUpdate(&md_ctx,&(s->s3->client_random[0]),SSL3_RANDOM_SIZE);
-				EVP_SignUpdate(&md_ctx,&(s->s3->server_random[0]),SSL3_RANDOM_SIZE);
-				EVP_SignUpdate(&md_ctx,&(d[DTLS1_HM_HEADER_LENGTH]),n);
-				if (!EVP_SignFinal(&md_ctx,&(p[2]),
-					(unsigned int *)&i,pkey))
-					{
-					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,ERR_LIB_ECDSA);
+				EVP_SignInit_ex(&md_ctx, EVP_ecdsa(), NULL);
+				EVP_SignUpdate(&md_ctx, &(s->s3->client_random[0]), SSL3_RANDOM_SIZE);
+				EVP_SignUpdate(&md_ctx, &(s->s3->server_random[0]), SSL3_RANDOM_SIZE);
+				EVP_SignUpdate(&md_ctx, &(d[DTLS1_HM_HEADER_LENGTH]), n);
+				if (!EVP_SignFinal(&md_ctx, &(p[2]),
+				    (unsigned int *)&i, pkey)) {
+					SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, ERR_LIB_ECDSA);
 					goto err;
-					}
-				s2n(i,p);
-				n+=i+2;
 				}
-			else
+				s2n(i, p);
+				n += i + 2;
+			} else
 #endif
-				{
+			{
 				/* Is this error check actually needed? */
-				al=SSL_AD_HANDSHAKE_FAILURE;
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE,SSL_R_UNKNOWN_PKEY_TYPE);
+				al = SSL_AD_HANDSHAKE_FAILURE;
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE, SSL_R_UNKNOWN_PKEY_TYPE);
 				goto f_err;
-				}
 			}
+		}
 
 		d = dtls1_set_message_header(s, d,
-			SSL3_MT_SERVER_KEY_EXCHANGE, n, 0, n);
+		SSL3_MT_SERVER_KEY_EXCHANGE, n, 0, n);
 
 		/* we should now have things packed up, so lets send
 		 * it off */
-		s->init_num=n+DTLS1_HM_HEADER_LENGTH;
-		s->init_off=0;
+		s->init_num = n + DTLS1_HM_HEADER_LENGTH;
+		s->init_off = 0;
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
-		}
+	}
 
 	s->state = SSL3_ST_SW_KEY_EXCH_B;
 	EVP_MD_CTX_cleanup(&md_ctx);
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
 f_err:
-	ssl3_send_alert(s,SSL3_AL_FATAL,al);
+	ssl3_send_alert(s, SSL3_AL_FATAL, al);
 err:
 #ifndef OPENSSL_NO_ECDH
-	if (encodedPoint != NULL) OPENSSL_free(encodedPoint);
+	if (encodedPoint != NULL)
+		OPENSSL_free(encodedPoint);
 	BN_CTX_free(bn_ctx);
 #endif
 	EVP_MD_CTX_cleanup(&md_ctx);
-	return(-1);
-	}
-
-int dtls1_send_certificate_request(SSL *s)
-	{
-	unsigned char *p,*d;
-	int i,j,nl,off,n;
-	STACK_OF(X509_NAME) *sk=NULL;
+	return (-1);
+}
+
+int
+dtls1_send_certificate_request(SSL *s)
+{
+	unsigned char *p, *d;
+	int i, j, nl, off, n;
+	STACK_OF(X509_NAME) *sk = NULL;
 	X509_NAME *name;
 	BUF_MEM *buf;
 	unsigned int msg_len;
 
-	if (s->state == SSL3_ST_SW_CERT_REQ_A)
-		{
-		buf=s->init_buf;
+	if (s->state == SSL3_ST_SW_CERT_REQ_A) {
+		buf = s->init_buf;
 
-		d=p=(unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH]);
+		d = p=(unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH]);
 
 		/* get the list of acceptable cert types */
 		p++;
-		n=ssl3_get_req_cert_type(s,p);
-		d[0]=n;
-		p+=n;
+		n = ssl3_get_req_cert_type(s, p);
+		d[0] = n;
+		p += n;
 		n++;
 
-		off=n;
-		p+=2;
-		n+=2;
-
-		sk=SSL_get_client_CA_list(s);
-		nl=0;
-		if (sk != NULL)
-			{
-			for (i=0; i<sk_X509_NAME_num(sk); i++)
-				{
-				name=sk_X509_NAME_value(sk,i);
-				j=i2d_X509_NAME(name,NULL);
-				if (!BUF_MEM_grow_clean(buf,DTLS1_HM_HEADER_LENGTH+n+j+2))
-					{
-					SSLerr(SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST,ERR_R_BUF_LIB);
+		off = n;
+		p += 2;
+		n += 2;
+
+		sk = SSL_get_client_CA_list(s);
+		nl = 0;
+		if (sk != NULL) {
+			for (i = 0; i < sk_X509_NAME_num(sk); i++) {
+				name = sk_X509_NAME_value(sk, i);
+				j = i2d_X509_NAME(name, NULL);
+				if (!BUF_MEM_grow_clean(buf, DTLS1_HM_HEADER_LENGTH + n + j + 2)) {
+					SSLerr(SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST, ERR_R_BUF_LIB);
 					goto err;
-					}
-				p=(unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH+n]);
-				if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG))
-					{
-					s2n(j,p);
-					i2d_X509_NAME(name,&p);
-					n+=2+j;
-					nl+=2+j;
-					}
-				else
-					{
-					d=p;
-					i2d_X509_NAME(name,&p);
-					j-=2; s2n(j,d); j+=2;
-					n+=j;
-					nl+=j;
-					}
+				}
+				p = (unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH + n]);
+				if (!(s->options & SSL_OP_NETSCAPE_CA_DN_BUG)) {
+					s2n(j, p);
+					i2d_X509_NAME(name, &p);
+					n += 2 + j;
+					nl += 2 + j;
+				} else {
+					d = p;
+					i2d_X509_NAME(name, &p);
+					j -= 2;
+					s2n(j, d);
+					j += 2;
+					n += j;
+					nl += j;
 				}
 			}
+		}
 		/* else no CA names */
-		p=(unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH+off]);
-		s2n(nl,p);
+		p = (unsigned char *)&(buf->data[DTLS1_HM_HEADER_LENGTH + off]);
+		s2n(nl, p);
 
-		d=(unsigned char *)buf->data;
-		*(d++)=SSL3_MT_CERTIFICATE_REQUEST;
-		l2n3(n,d);
-		s2n(s->d1->handshake_write_seq,d);
+		d = (unsigned char *)buf->data;
+		*(d++) = SSL3_MT_CERTIFICATE_REQUEST;
+		l2n3(n, d);
+		s2n(s->d1->handshake_write_seq, d);
 		s->d1->handshake_write_seq++;
 
 		/* we should now have things packed up, so lets send
 		 * it off */
 
-		s->init_num=n+DTLS1_HM_HEADER_LENGTH;
-		s->init_off=0;
+		s->init_num = n + DTLS1_HM_HEADER_LENGTH;
+		s->init_off = 0;
 #ifdef NETSCAPE_HANG_BUG
 /* XXX: what to do about this? */
-		p=(unsigned char *)s->init_buf->data + s->init_num;
+		p = (unsigned char *)s->init_buf->data + s->init_num;
 
 		/* do the header */
-		*(p++)=SSL3_MT_SERVER_DONE;
-		*(p++)=0;
-		*(p++)=0;
-		*(p++)=0;
+		*(p++) = SSL3_MT_SERVER_DONE;
+		*(p++) = 0;
+		*(p++) = 0;
+		*(p++) = 0;
 		s->init_num += 4;
 #endif
 
 		/* XDTLS:  set message header ? */
 		msg_len = s->init_num - DTLS1_HM_HEADER_LENGTH;
 		dtls1_set_message_header(s, (void *)s->init_buf->data,
-			SSL3_MT_CERTIFICATE_REQUEST, msg_len, 0, msg_len);
+		    SSL3_MT_CERTIFICATE_REQUEST, msg_len, 0, msg_len);
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
 
 		s->state = SSL3_ST_SW_CERT_REQ_B;
-		}
+	}
 
 	/* SSL3_ST_SW_CERT_REQ_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
 err:
-	return(-1);
-	}
+	return (-1);
+}
 
-int dtls1_send_server_certificate(SSL *s)
-	{
+int
+dtls1_send_server_certificate(SSL *s)
+{
 	unsigned long l;
 	X509 *x;
 
-	if (s->state == SSL3_ST_SW_CERT_A)
-		{
-		x=ssl_get_server_send_cert(s);
-		if (x == NULL)
-			{
+	if (s->state == SSL3_ST_SW_CERT_A) {
+		x = ssl_get_server_send_cert(s);
+		if (x == NULL) {
 			/* VRS: allow null cert if auth == KRB5 */
 			if ((s->s3->tmp.new_cipher->algorithm_mkey != SSL_kKRB5) ||
-			    (s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5))
-				{
-				SSLerr(SSL_F_DTLS1_SEND_SERVER_CERTIFICATE,ERR_R_INTERNAL_ERROR);
-				return(0);
-				}
+				(s->s3->tmp.new_cipher->algorithm_auth != SSL_aKRB5)) {
+				SSLerr(SSL_F_DTLS1_SEND_SERVER_CERTIFICATE, ERR_R_INTERNAL_ERROR);
+				return (0);
 			}
+		}
 
-		l=dtls1_output_cert_chain(s,x);
-		s->state=SSL3_ST_SW_CERT_B;
-		s->init_num=(int)l;
-		s->init_off=0;
+		l = dtls1_output_cert_chain(s, x);
+		s->state = SSL3_ST_SW_CERT_B;
+		s->init_num = (int)l;
+		s->init_off = 0;
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
-		}
+	}
 
 	/* SSL3_ST_SW_CERT_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 
 #ifndef OPENSSL_NO_TLSEXT
-int dtls1_send_newsession_ticket(SSL *s)
-	{
-	if (s->state == SSL3_ST_SW_SESSION_TICKET_A)
-		{
+int
+dtls1_send_newsession_ticket(SSL *s)
+{
+	if (s->state == SSL3_ST_SW_SESSION_TICKET_A) {
 		unsigned char *p, *senc, *macstart;
 		int len, slen;
 		unsigned int hlen, msg_len;
@@ -1638,8 +1571,8 @@ int dtls1_send_newsession_ticket(SSL *s)
  		 * length) + max_md_size (HMAC).
  		 */
 		if (!BUF_MEM_grow(s->init_buf,
-			DTLS1_HM_HEADER_LENGTH + 22 + EVP_MAX_IV_LENGTH +
-			EVP_MAX_BLOCK_LENGTH + EVP_MAX_MD_SIZE + slen))
+		    DTLS1_HM_HEADER_LENGTH + 22 + EVP_MAX_IV_LENGTH +
+		    EVP_MAX_BLOCK_LENGTH + EVP_MAX_MD_SIZE + slen))
 			return -1;
 		senc = OPENSSL_malloc(slen);
 		if (!senc)
@@ -1647,31 +1580,27 @@ int dtls1_send_newsession_ticket(SSL *s)
 		p = senc;
 		i2d_SSL_SESSION(s->session, &p);
 
-		p=(unsigned char *)&(s->init_buf->data[DTLS1_HM_HEADER_LENGTH]);
+		p = (unsigned char *)&(s->init_buf->data[DTLS1_HM_HEADER_LENGTH]);
 		EVP_CIPHER_CTX_init(&ctx);
 		HMAC_CTX_init(&hctx);
 		/* Initialize HMAC and cipher contexts. If callback present
 		 * it does all the work otherwise use generated values
 		 * from parent ctx.
 		 */
-		if (tctx->tlsext_ticket_key_cb)
-			{
+		if (tctx->tlsext_ticket_key_cb) {
 			if (tctx->tlsext_ticket_key_cb(s, key_name, iv, &ctx,
-							 &hctx, 1) < 0)
-				{
+				&hctx, 1) < 0) {
 				OPENSSL_free(senc);
 				return -1;
-				}
 			}
-		else
-			{
+		} else {
 			RAND_pseudo_bytes(iv, 16);
 			EVP_EncryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL,
-					tctx->tlsext_tick_aes_key, iv);
+			    tctx->tlsext_tick_aes_key, iv);
 			HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16,
-					tlsext_tick_md(), NULL);
+			    tlsext_tick_md(), NULL);
 			memcpy(key_name, tctx->tlsext_tick_key_name, 16);
-			}
+		}
 		l2n(s->session->tlsext_tick_lifetime_hint, p);
 		/* Skip ticket length for now */
 		p += 2;
@@ -1698,25 +1627,25 @@ int dtls1_send_newsession_ticket(SSL *s)
 		/* Total length */
 		len = p - (unsigned char *)(s->init_buf->data);
 		/* Ticket length */
-		p=(unsigned char *)&(s->init_buf->data[DTLS1_HM_HEADER_LENGTH]) + 4;
+		p = (unsigned char *)&(s->init_buf->data[DTLS1_HM_HEADER_LENGTH]) + 4;
 		s2n(len - DTLS1_HM_HEADER_LENGTH - 6, p);
 
 		/* number of bytes to write */
-		s->init_num= len;
-		s->state=SSL3_ST_SW_SESSION_TICKET_B;
-		s->init_off=0;
+		s->init_num = len;
+		s->state = SSL3_ST_SW_SESSION_TICKET_B;
+		s->init_off = 0;
 		OPENSSL_free(senc);
 
 		/* XDTLS:  set message header ? */
 		msg_len = s->init_num - DTLS1_HM_HEADER_LENGTH;
 		dtls1_set_message_header(s, (void *)s->init_buf->data,
-			SSL3_MT_NEWSESSION_TICKET, msg_len, 0, msg_len);
+		SSL3_MT_NEWSESSION_TICKET, msg_len, 0, msg_len);
 
 		/* buffer the message to handle re-xmits */
 		dtls1_buffer_message(s, 0);
-		}
+	}
 
 	/* SSL3_ST_SW_SESSION_TICKET_B */
-	return(dtls1_do_write(s,SSL3_RT_HANDSHAKE));
-	}
+	return (dtls1_do_write(s, SSL3_RT_HANDSHAKE));
+}
 #endif