ssl/s3_clnt.c:281: error: INTEGER_OVERFLOW_L2
  ([0, max(0, `s->ctx->sessions->num_items`)] - 1):unsigned64 by call to `ssl3_client_hello`.
Showing all 13 steps of the trace


ssl/s3_clnt.c:186:1: Parameter `s->ctx->sessions->num_items`
184.   			ssl3_get_client_method)
185.   
186. > int ssl3_connect(SSL *s)
187.   	{
188.   	BUF_MEM *buf=NULL;

ssl/s3_clnt.c:281:8: Call
279.   
280.   			s->shutdown=0;
281.   			ret=ssl3_client_hello(s);
              ^
282.   			if (ret <= 0) goto end;
283.   			s->state=SSL3_ST_CR_SRVR_HELLO_A;

ssl/s3_clnt.c:686:1: Parameter `s->ctx->sessions->num_items`
  684.   
  685.   
  686. > int ssl3_client_hello(SSL *s)
  687.   	{
  688.   	unsigned char *buf;

ssl/s3_clnt.c:897:4: Call
  895.   		if ((p = ssl_add_clienthello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH, &al)) == NULL)
  896.   			{
  897.   			ssl3_send_alert(s,SSL3_AL_FATAL,al);
            ^
  898.   			SSLerr(SSL_F_SSL3_CLIENT_HELLO,ERR_R_INTERNAL_ERROR);
  899.   			goto err;

ssl/s3_pkt.c:1752:1: Parameter `s->ctx->sessions->num_items`
    1750.   	}
    1751.   
    1752. > int ssl3_send_alert(SSL *s, int level, int desc)
    1753.   	{
    1754.   	/* Map tls/ssl alert value to correct one */

ssl/s3_pkt.c:1761:3: Call
    1759.   	/* If a fatal one, remove from cache */
    1760.   	if ((level == 2) && (s->session != NULL))
    1761.   		SSL_CTX_remove_session(s->ctx,s->session);
              ^
    1762.   
    1763.   	s->s3->alert_dispatch=1;

ssl/ssl_sess.c:677:1: Parameter `ctx->sessions->num_items`
      675.   	}
      676.   
      677. > int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)
      678.   {
      679.   	return remove_session_lock(ctx, c, 1);

ssl/ssl_sess.c:679:9: Call
      677.   int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)
      678.   {
      679.   	return remove_session_lock(ctx, c, 1);
                     ^
      680.   }
      681.   

ssl/ssl_sess.c:682:1: Parameter `ctx->sessions->num_items`
        680.   }
        681.   
        682. > static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)
        683.   	{
        684.   	SSL_SESSION *r;

ssl/ssl_sess.c:693:6: Call
        691.   			{
        692.   			ret=1;
        693.   			r=lh_SSL_SESSION_delete(ctx->sessions,c);
                    ^
        694.   			SSL_SESSION_list_remove(ctx,c);
        695.   			}

crypto/lhash/lhash.c:217:1: <LHS trace>
215.   	}
216.   
217. > void *lh_delete(_LHASH *lh, const void *data)
218.   	{
219.   	unsigned long hash;

crypto/lhash/lhash.c:217:1: Parameter `lh->num_items`
          215.   	}
          216.   
          217. > void *lh_delete(_LHASH *lh, const void *data)
          218.   	{
          219.   	unsigned long hash;

crypto/lhash/lhash.c:240:2: Binary operation: ([0, max(0, s->ctx->sessions->num_items)] - 1):unsigned64 by call to `ssl3_client_hello` 
          238.   		}
          239.   
          240.   	lh->num_items--;
                  ^
          241.   	if ((lh->num_nodes > MIN_NODES) &&
          242.   		(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))

void *lh_delete(_LHASH *lh, const void *data)
	{
	unsigned long hash;
	LHASH_NODE *nn,**rn;
	void *ret;
	lh->error=0;
	rn=getrn(lh,data,&hash);
	if (*rn == NULL)
		{
		lh->num_no_delete++;
		return(NULL);
		}
	else
		{
		nn= *rn;
		*rn=nn->next;
		ret=nn->data;
		OPENSSL_free(nn);
		lh->num_delete++;
		}
	lh->num_items--;
	if ((lh->num_nodes > MIN_NODES) &&
		(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))
		contract(lh);
	return(ret);
	}
['int ssl3_connect(SSL *s)\n\t{\n\tBUF_MEM *buf=NULL;\n\tunsigned long Time=(unsigned long)time(NULL);\n\tvoid (*cb)(const SSL *ssl,int type,int val)=NULL;\n\tint ret= -1;\n\tint new_state,state,skip=0;\n\tRAND_add(&Time,sizeof(Time),0);\n\tERR_clear_error();\n\tclear_sys_error();\n\tif (s->info_callback != NULL)\n\t\tcb=s->info_callback;\n\telse if (s->ctx->info_callback != NULL)\n\t\tcb=s->ctx->info_callback;\n\ts->in_handshake++;\n\tif (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s);\n#ifndef OPENSSL_NO_HEARTBEATS\n\tif (s->tlsext_hb_pending)\n\t\t{\n\t\ts->tlsext_hb_pending = 0;\n\t\ts->tlsext_hb_seq++;\n\t\t}\n#endif\n\tfor (;;)\n\t\t{\n\t\tstate=s->state;\n\t\tswitch(s->state)\n\t\t\t{\n\t\tcase SSL_ST_RENEGOTIATE:\n\t\t\ts->renegotiate=1;\n\t\t\ts->state=SSL_ST_CONNECT;\n\t\t\ts->ctx->stats.sess_connect_renegotiate++;\n\t\tcase SSL_ST_BEFORE:\n\t\tcase SSL_ST_CONNECT:\n\t\tcase SSL_ST_BEFORE|SSL_ST_CONNECT:\n\t\tcase SSL_ST_OK|SSL_ST_CONNECT:\n\t\t\ts->server=0;\n\t\t\tif (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1);\n\t\t\tif ((s->version & 0xff00 ) != 0x0300)\n\t\t\t\t{\n\t\t\t\tSSLerr(SSL_F_SSL3_CONNECT, ERR_R_INTERNAL_ERROR);\n\t\t\t\tret = -1;\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\ts->type=SSL_ST_CONNECT;\n\t\t\tif (s->init_buf == NULL)\n\t\t\t\t{\n\t\t\t\tif ((buf=BUF_MEM_new()) == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tret= -1;\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\tif (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH))\n\t\t\t\t\t{\n\t\t\t\t\tret= -1;\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\ts->init_buf=buf;\n\t\t\t\tbuf=NULL;\n\t\t\t\t}\n\t\t\tif (!ssl3_setup_buffers(s)) { ret= -1; goto end; }\n\t\t\tif (!ssl_init_wbio_buffer(s,0)) { ret= -1; goto end; }\n\t\t\tssl3_init_finished_mac(s);\n\t\t\ts->state=SSL3_ST_CW_CLNT_HELLO_A;\n\t\t\ts->ctx->stats.sess_connect++;\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_CLNT_HELLO_A:\n\t\tcase SSL3_ST_CW_CLNT_HELLO_B:\n\t\t\ts->shutdown=0;\n\t\t\tret=ssl3_client_hello(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_SRVR_HELLO_A;\n\t\t\ts->init_num=0;\n\t\t\tif (s->bbio != s->wbio)\n\t\t\t\ts->wbio=BIO_push(s->bbio,s->wbio);\n\t\t\tbreak;\n\t\tcase SSL3_ST_CR_SRVR_HELLO_A:\n\t\tcase SSL3_ST_CR_SRVR_HELLO_B:\n\t\t\tret=ssl3_get_server_hello(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\tif (s->hit)\n\t\t\t\t{\n\t\t\t\ts->state=SSL3_ST_CR_FINISHED_A;\n#ifndef OPENSSL_NO_TLSEXT\n\t\t\t\tif (s->tlsext_ticket_expected)\n\t\t\t\t\t{\n\t\t\t\t\ts->state=SSL3_ST_CR_SESSION_TICKET_A;\n\t\t\t\t\t}\n#endif\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\t\ts->state=SSL3_ST_CR_CERT_A;\n\t\t\t\t}\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n#ifndef OPENSSL_NO_TLSEXT\n\t\tcase SSL3_ST_CR_SUPPLEMENTAL_DATA_A:\n\t\tcase SSL3_ST_CR_SUPPLEMENTAL_DATA_B:\n\t\t\tret = tls1_get_server_supplemental_data(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_CERT_A;\n\t\t\ts->init_num = 0;\n\t\t\tbreak;\n#endif\n\t\tcase SSL3_ST_CR_CERT_A:\n\t\tcase SSL3_ST_CR_CERT_B:\n#ifndef OPENSSL_NO_TLSEXT\n\t\t\tret=ssl3_check_finished(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\tif (ret == 3)\n\t\t\t\t{\n\t\t\t\ts->state=SSL3_ST_CR_SUPPLEMENTAL_DATA_A;\n\t\t\t\ts->init_num=0;\n\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\tif (ret == 2)\n\t\t\t\t{\n\t\t\t\ts->hit = 1;\n\t\t\t\tif (s->tlsext_ticket_expected)\n\t\t\t\t\ts->state=SSL3_ST_CR_SESSION_TICKET_A;\n\t\t\t\telse\n\t\t\t\t\ts->state=SSL3_ST_CR_FINISHED_A;\n\t\t\t\ts->init_num=0;\n\t\t\t\tbreak;\n\t\t\t\t}\n#endif\n\t\t\tif (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) &&\n\t\t\t    !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))\n\t\t\t\t{\n\t\t\t\tret=ssl3_get_server_certificate(s);\n\t\t\t\tif (ret <= 0) goto end;\n#ifndef OPENSSL_NO_TLSEXT\n\t\t\t\tif (s->tlsext_status_expected)\n\t\t\t\t\ts->state=SSL3_ST_CR_CERT_STATUS_A;\n\t\t\t\telse\n\t\t\t\t\ts->state=SSL3_ST_CR_KEY_EXCH_A;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tskip = 1;\n\t\t\t\ts->state=SSL3_ST_CR_KEY_EXCH_A;\n\t\t\t\t}\n#else\n\t\t\t\t}\n\t\t\telse\n\t\t\t\tskip=1;\n\t\t\ts->state=SSL3_ST_CR_KEY_EXCH_A;\n#endif\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CR_KEY_EXCH_A:\n\t\tcase SSL3_ST_CR_KEY_EXCH_B:\n\t\t\tret=ssl3_get_key_exchange(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_CERT_REQ_A;\n\t\t\ts->init_num=0;\n\t\t\tif (!ssl3_check_cert_and_algorithm(s))\n\t\t\t\t{\n\t\t\t\tret= -1;\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\tbreak;\n\t\tcase SSL3_ST_CR_CERT_REQ_A:\n\t\tcase SSL3_ST_CR_CERT_REQ_B:\n\t\t\tret=ssl3_get_certificate_request(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_SRVR_DONE_A;\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CR_SRVR_DONE_A:\n\t\tcase SSL3_ST_CR_SRVR_DONE_B:\n\t\t\tret=ssl3_get_server_done(s);\n\t\t\tif (ret <= 0) goto end;\n#ifndef OPENSSL_NO_SRP\n\t\t\tif (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP)\n\t\t\t\t{\n\t\t\t\tif ((ret = SRP_Calc_A_param(s))<=0)\n\t\t\t\t\t{\n\t\t\t\t\tSSLerr(SSL_F_SSL3_CONNECT,SSL_R_SRP_A_CALC);\n\t\t\t\t\tssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_INTERNAL_ERROR);\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\t}\n#endif\n#ifndef OPENSSL_NO_TLSEXT\n\t\t\ts->state=SSL3_ST_CW_SUPPLEMENTAL_DATA_A;\n#else\n\t\t\tif (s->s3->tmp.cert_req)\n\t\t\t\ts->state=SSL3_ST_CW_CERT_A;\n\t\t\telse\n\t\t\t\ts->state=SSL3_ST_CW_KEY_EXCH_A;\n#endif\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_CERT_A:\n\t\tcase SSL3_ST_CW_CERT_B:\n\t\tcase SSL3_ST_CW_CERT_C:\n\t\tcase SSL3_ST_CW_CERT_D:\n\t\t\tret=ssl3_send_client_certificate(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CW_KEY_EXCH_A;\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_KEY_EXCH_A:\n\t\tcase SSL3_ST_CW_KEY_EXCH_B:\n\t\t\tret=ssl3_send_client_key_exchange(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\tif (s->s3->tmp.cert_req == 1)\n\t\t\t\t{\n\t\t\t\ts->state=SSL3_ST_CW_CERT_VRFY_A;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\ts->state=SSL3_ST_CW_CHANGE_A;\n\t\t\t\ts->s3->change_cipher_spec=0;\n\t\t\t\t}\n\t\t\tif (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY)\n\t\t\t\t{\n\t\t\t\ts->state=SSL3_ST_CW_CHANGE_A;\n\t\t\t\ts->s3->change_cipher_spec=0;\n\t\t\t\t}\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_CERT_VRFY_A:\n\t\tcase SSL3_ST_CW_CERT_VRFY_B:\n\t\t\tret=ssl3_send_client_verify(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CW_CHANGE_A;\n\t\t\ts->init_num=0;\n\t\t\ts->s3->change_cipher_spec=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_CHANGE_A:\n\t\tcase SSL3_ST_CW_CHANGE_B:\n\t\t\tret=ssl3_send_change_cipher_spec(s,\n\t\t\t\tSSL3_ST_CW_CHANGE_A,SSL3_ST_CW_CHANGE_B);\n\t\t\tif (ret <= 0) goto end;\n#if defined(OPENSSL_NO_TLSEXT) || defined(OPENSSL_NO_NEXTPROTONEG)\n\t\t\ts->state=SSL3_ST_CW_FINISHED_A;\n#else\n\t\t\tif (s->s3->next_proto_neg_seen)\n\t\t\t\ts->state=SSL3_ST_CW_NEXT_PROTO_A;\n\t\t\telse\n\t\t\t\ts->state=SSL3_ST_CW_FINISHED_A;\n#endif\n\t\t\ts->init_num=0;\n\t\t\ts->session->cipher=s->s3->tmp.new_cipher;\n#ifdef OPENSSL_NO_COMP\n\t\t\ts->session->compress_meth=0;\n#else\n\t\t\tif (s->s3->tmp.new_compression == NULL)\n\t\t\t\ts->session->compress_meth=0;\n\t\t\telse\n\t\t\t\ts->session->compress_meth=\n\t\t\t\t\ts->s3->tmp.new_compression->id;\n#endif\n\t\t\tif (!s->method->ssl3_enc->setup_key_block(s))\n\t\t\t\t{\n\t\t\t\tret= -1;\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\tif (!s->method->ssl3_enc->change_cipher_state(s,\n\t\t\t\tSSL3_CHANGE_CIPHER_CLIENT_WRITE))\n\t\t\t\t{\n\t\t\t\tret= -1;\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\tbreak;\n#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)\n\t\tcase SSL3_ST_CW_NEXT_PROTO_A:\n\t\tcase SSL3_ST_CW_NEXT_PROTO_B:\n\t\t\tret=ssl3_send_next_proto(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CW_FINISHED_A;\n\t\t\tbreak;\n#endif\n#ifndef OPENSSL_NO_TLSEXT\n\t\tcase SSL3_ST_CW_SUPPLEMENTAL_DATA_A:\n\t\tcase SSL3_ST_CW_SUPPLEMENTAL_DATA_B:\n\t\t\tret = tls1_send_client_supplemental_data(s, &skip);\n\t\t\tif (ret <= 0) goto end;\n\t\t\tif (s->s3->tmp.cert_req)\n\t\t\t\ts->state=SSL3_ST_CW_CERT_A;\n\t\t\telse\n\t\t\t\ts->state=SSL3_ST_CW_KEY_EXCH_A;\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n#endif\n\t\tcase SSL3_ST_CW_FINISHED_A:\n\t\tcase SSL3_ST_CW_FINISHED_B:\n\t\t\tret=ssl3_send_finished(s,\n\t\t\t\tSSL3_ST_CW_FINISHED_A,SSL3_ST_CW_FINISHED_B,\n\t\t\t\ts->method->ssl3_enc->client_finished_label,\n\t\t\t\ts->method->ssl3_enc->client_finished_label_len);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CW_FLUSH;\n\t\t\ts->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;\n\t\t\tif (s->hit)\n\t\t\t\t{\n\t\t\t\ts->s3->tmp.next_state=SSL_ST_OK;\n\t\t\t\tif (s->s3->flags & SSL3_FLAGS_DELAY_CLIENT_FINISHED)\n\t\t\t\t\t{\n\t\t\t\t\ts->state=SSL_ST_OK;\n\t\t\t\t\ts->s3->flags|=SSL3_FLAGS_POP_BUFFER;\n\t\t\t\t\ts->s3->delay_buf_pop_ret=0;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n#ifndef OPENSSL_NO_TLSEXT\n\t\t\t\tif (s->tlsext_ticket_expected)\n\t\t\t\t\ts->s3->tmp.next_state=SSL3_ST_CR_SESSION_TICKET_A;\n\t\t\t\telse\n#endif\n\t\t\t\ts->s3->tmp.next_state=SSL3_ST_CR_FINISHED_A;\n\t\t\t\t}\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n#ifndef OPENSSL_NO_TLSEXT\n\t\tcase SSL3_ST_CR_SESSION_TICKET_A:\n\t\tcase SSL3_ST_CR_SESSION_TICKET_B:\n\t\t\tret=ssl3_get_new_session_ticket(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_FINISHED_A;\n\t\t\ts->init_num=0;\n\t\tbreak;\n\t\tcase SSL3_ST_CR_CERT_STATUS_A:\n\t\tcase SSL3_ST_CR_CERT_STATUS_B:\n\t\t\tret=ssl3_get_cert_status(s);\n\t\t\tif (ret <= 0) goto end;\n\t\t\ts->state=SSL3_ST_CR_KEY_EXCH_A;\n\t\t\ts->init_num=0;\n\t\tbreak;\n#endif\n\t\tcase SSL3_ST_CR_FINISHED_A:\n\t\tcase SSL3_ST_CR_FINISHED_B:\n\t\t\tret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A,\n\t\t\t\tSSL3_ST_CR_FINISHED_B);\n\t\t\tif (ret <= 0) goto end;\n\t\t\tif (s->hit)\n\t\t\t\ts->state=SSL3_ST_CW_CHANGE_A;\n\t\t\telse\n\t\t\t\ts->state=SSL_ST_OK;\n\t\t\ts->init_num=0;\n\t\t\tbreak;\n\t\tcase SSL3_ST_CW_FLUSH:\n\t\t\ts->rwstate=SSL_WRITING;\n\t\t\tif (BIO_flush(s->wbio) <= 0)\n\t\t\t\t{\n\t\t\t\tret= -1;\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\ts->rwstate=SSL_NOTHING;\n\t\t\ts->state=s->s3->tmp.next_state;\n\t\t\tbreak;\n\t\tcase SSL_ST_OK:\n\t\t\tssl3_cleanup_key_block(s);\n\t\t\tif (s->init_buf != NULL)\n\t\t\t\t{\n\t\t\t\tBUF_MEM_free(s->init_buf);\n\t\t\t\ts->init_buf=NULL;\n\t\t\t\t}\n\t\t\tif (!(s->s3->flags & SSL3_FLAGS_POP_BUFFER))\n\t\t\t\tssl_free_wbio_buffer(s);\n\t\t\ts->init_num=0;\n\t\t\ts->renegotiate=0;\n\t\t\ts->new_session=0;\n\t\t\tssl_update_cache(s,SSL_SESS_CACHE_CLIENT);\n\t\t\tif (s->hit) s->ctx->stats.sess_hit++;\n\t\t\tret=1;\n\t\t\ts->handshake_func=ssl3_connect;\n\t\t\ts->ctx->stats.sess_connect_good++;\n\t\t\tif (cb != NULL) cb(s,SSL_CB_HANDSHAKE_DONE,1);\n\t\t\tgoto end;\n\t\tdefault:\n\t\t\tSSLerr(SSL_F_SSL3_CONNECT,SSL_R_UNKNOWN_STATE);\n\t\t\tret= -1;\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (!s->s3->tmp.reuse_message && !skip)\n\t\t\t{\n\t\t\tif (s->debug)\n\t\t\t\t{\n\t\t\t\tif ((ret=BIO_flush(s->wbio)) <= 0)\n\t\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\tif ((cb != NULL) && (s->state != state))\n\t\t\t\t{\n\t\t\t\tnew_state=s->state;\n\t\t\t\ts->state=state;\n\t\t\t\tcb(s,SSL_CB_CONNECT_LOOP,1);\n\t\t\t\ts->state=new_state;\n\t\t\t\t}\n\t\t\t}\n\t\tskip=0;\n\t\t}\nend:\n\ts->in_handshake--;\n\tif (buf != NULL)\n\t\tBUF_MEM_free(buf);\n\tif (cb != NULL)\n\t\tcb(s,SSL_CB_CONNECT_EXIT,ret);\n\treturn(ret);\n\t}', 'int ssl3_client_hello(SSL *s)\n\t{\n\tunsigned char *buf;\n\tunsigned char *p,*d;\n\tint i;\n\tunsigned long l;\n\tint al = 0;\n#ifndef OPENSSL_NO_COMP\n\tint j;\n\tSSL_COMP *comp;\n#endif\n\tbuf=(unsigned char *)s->init_buf->data;\n\tif (s->state == SSL3_ST_CW_CLNT_HELLO_A)\n\t\t{\n\t\tSSL_SESSION *sess = s->session;\n\t\tif ((sess == NULL) ||\n\t\t\t(sess->ssl_version != s->version) ||\n#ifdef OPENSSL_NO_TLSEXT\n\t\t\t!sess->session_id_length ||\n#else\n\t\t\t(!sess->session_id_length && !sess->tlsext_tick) ||\n#endif\n\t\t\t(sess->not_resumable))\n\t\t\t{\n\t\t\tif (!ssl_get_new_session(s,0))\n\t\t\t\tgoto err;\n\t\t\t}\n\t\tif (s->method->version == DTLS_ANY_VERSION)\n\t\t\t{\n\t\t\tint options = s->options;\n\t\t\tif (options & SSL_OP_NO_DTLSv1_2)\n\t\t\t\t{\n\t\t\t\tif (tls1_suiteb(s))\n\t\t\t\t\t{\n\t\t\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO, SSL_R_ONLY_DTLS_1_2_ALLOWED_IN_SUITEB_MODE);\n\t\t\t\t\tgoto err;\n\t\t\t\t\t}\n\t\t\t\tif (options & SSL_OP_NO_DTLSv1)\n\t\t\t\t\t{\n\t\t\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_WRONG_SSL_VERSION);\n\t\t\t\t\tgoto err;\n\t\t\t\t\t}\n\t\t\t\ts->method = DTLSv1_client_method();\n\t\t\t\ts->version = DTLS1_VERSION;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (options & SSL_OP_NO_DTLSv1)\n\t\t\t\t\ts->method = DTLSv1_2_client_method();\n\t\t\t\ts->version = DTLS1_2_VERSION;\n\t\t\t\t}\n\t\t\ts->client_version = s->version;\n\t\t\t}\n\t\tp=s->s3->client_random;\n\t\tif (SSL_IS_DTLS(s))\n\t\t\t{\n\t\t\tsize_t idx;\n\t\t\ti = 1;\n\t\t\tfor (idx=0; idx < sizeof(s->s3->client_random); idx++)\n\t\t\t\t{\n\t\t\t\tif (p[idx])\n\t\t\t\t\t{\n\t\t\t\t\ti = 0;\n\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\telse\n\t\t\ti = 1;\n\t\tif (i)\n\t\t\tssl_fill_hello_random(s, 0, p,\n\t\t\t\t\t      sizeof(s->s3->client_random));\n\t\td=p= ssl_handshake_start(s);\n#if 0\n\t\t*(p++)=s->version>>8;\n\t\t*(p++)=s->version&0xff;\n\t\ts->client_version=s->version;\n#else\n\t\t*(p++)=s->client_version>>8;\n\t\t*(p++)=s->client_version&0xff;\n#endif\n\t\tmemcpy(p,s->s3->client_random,SSL3_RANDOM_SIZE);\n\t\tp+=SSL3_RANDOM_SIZE;\n\t\tif (s->new_session)\n\t\t\ti=0;\n\t\telse\n\t\t\ti=s->session->session_id_length;\n\t\t*(p++)=i;\n\t\tif (i != 0)\n\t\t\t{\n\t\t\tif (i > (int)sizeof(s->session->session_id))\n\t\t\t\t{\n\t\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\tmemcpy(p,s->session->session_id,i);\n\t\t\tp+=i;\n\t\t\t}\n\t\tif (SSL_IS_DTLS(s))\n\t\t\t{\n\t\t\tif ( s->d1->cookie_len > sizeof(s->d1->cookie))\n\t\t\t\t{\n\t\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\t*(p++) = s->d1->cookie_len;\n\t\t\tmemcpy(p, s->d1->cookie, s->d1->cookie_len);\n\t\t\tp += s->d1->cookie_len;\n\t\t\t}\n\t\ti=ssl_cipher_list_to_bytes(s,SSL_get_ciphers(s),&(p[2]),0);\n\t\tif (i == 0)\n\t\t\t{\n\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_NO_CIPHERS_AVAILABLE);\n\t\t\tgoto err;\n\t\t\t}\n#ifdef OPENSSL_MAX_TLS1_2_CIPHER_LENGTH\n\t\t\tif (TLS1_get_version(s) >= TLS1_2_VERSION\n\t\t\t\t&& i > OPENSSL_MAX_TLS1_2_CIPHER_LENGTH)\n\t\t\t\ti = OPENSSL_MAX_TLS1_2_CIPHER_LENGTH & ~1;\n#endif\n\t\ts2n(i,p);\n\t\tp+=i;\n#ifdef OPENSSL_NO_COMP\n\t\t*(p++)=1;\n#else\n\t\tif ((s->options & SSL_OP_NO_COMPRESSION)\n\t\t\t\t\t|| !s->ctx->comp_methods)\n\t\t\tj=0;\n\t\telse\n\t\t\tj=sk_SSL_COMP_num(s->ctx->comp_methods);\n\t\t*(p++)=1+j;\n\t\tfor (i=0; i<j; i++)\n\t\t\t{\n\t\t\tcomp=sk_SSL_COMP_value(s->ctx->comp_methods,i);\n\t\t\t*(p++)=comp->id;\n\t\t\t}\n#endif\n\t\t*(p++)=0;\n#ifndef OPENSSL_NO_TLSEXT\n\t\tif (ssl_prepare_clienthello_tlsext(s) <= 0)\n\t\t\t{\n\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT);\n\t\t\tgoto err;\n\t\t\t}\n\t\tif ((p = ssl_add_clienthello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH, &al)) == NULL)\n\t\t\t{\n\t\t\tssl3_send_alert(s,SSL3_AL_FATAL,al);\n\t\t\tSSLerr(SSL_F_SSL3_CLIENT_HELLO,ERR_R_INTERNAL_ERROR);\n\t\t\tgoto err;\n\t\t\t}\n#endif\n\t\tl= p-d;\n\t\tssl_set_handshake_header(s, SSL3_MT_CLIENT_HELLO, l);\n\t\ts->state=SSL3_ST_CW_CLNT_HELLO_B;\n\t\t}\n\treturn ssl_do_write(s);\nerr:\n\treturn(-1);\n\t}', 'int ssl3_send_alert(SSL *s, int level, int desc)\n\t{\n\tdesc=s->method->ssl3_enc->alert_value(desc);\n\tif (s->version == SSL3_VERSION && desc == SSL_AD_PROTOCOL_VERSION)\n\t\tdesc = SSL_AD_HANDSHAKE_FAILURE;\n\tif (desc < 0) return -1;\n\tif ((level == 2) && (s->session != NULL))\n\t\tSSL_CTX_remove_session(s->ctx,s->session);\n\ts->s3->alert_dispatch=1;\n\ts->s3->send_alert[0]=level;\n\ts->s3->send_alert[1]=desc;\n\tif (s->s3->wbuf.left == 0)\n\t\treturn s->method->ssl_dispatch_alert(s);\n\treturn -1;\n\t}', 'int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)\n{\n\treturn remove_session_lock(ctx, c, 1);\n}', 'static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)\n\t{\n\tSSL_SESSION *r;\n\tint ret=0;\n\tif ((c != NULL) && (c->session_id_length != 0))\n\t\t{\n\t\tif(lck) CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);\n\t\tif ((r = lh_SSL_SESSION_retrieve(ctx->sessions,c)) == c)\n\t\t\t{\n\t\t\tret=1;\n\t\t\tr=lh_SSL_SESSION_delete(ctx->sessions,c);\n\t\t\tSSL_SESSION_list_remove(ctx,c);\n\t\t\t}\n\t\tif(lck) CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);\n\t\tif (ret)\n\t\t\t{\n\t\t\tr->not_resumable=1;\n\t\t\tif (ctx->remove_session_cb != NULL)\n\t\t\t\tctx->remove_session_cb(ctx,r);\n\t\t\tSSL_SESSION_free(r);\n\t\t\t}\n\t\t}\n\telse\n\t\tret=0;\n\treturn(ret);\n\t}', 'void *lh_delete(_LHASH *lh, const void *data)\n\t{\n\tunsigned long hash;\n\tLHASH_NODE *nn,**rn;\n\tvoid *ret;\n\tlh->error=0;\n\trn=getrn(lh,data,&hash);\n\tif (*rn == NULL)\n\t\t{\n\t\tlh->num_no_delete++;\n\t\treturn(NULL);\n\t\t}\n\telse\n\t\t{\n\t\tnn= *rn;\n\t\t*rn=nn->next;\n\t\tret=nn->data;\n\t\tOPENSSL_free(nn);\n\t\tlh->num_delete++;\n\t\t}\n\tlh->num_items--;\n\tif ((lh->num_nodes > MIN_NODES) &&\n\t\t(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))\n\t\tcontract(lh);\n\treturn(ret);\n\t}']