110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _SSL_CODE_H_
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#define _SSL_CODE_H_
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#include "ssl3.h"
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#include "tls1.h"
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#include "x509_vfy.h"
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/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
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# define SSL_SENT_SHUTDOWN 1
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# define SSL_RECEIVED_SHUTDOWN 2
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/*
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* The following 3 states are kept in ssl->rlayer.rstate when reads fail, you
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* should not need these
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*/
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# define SSL_ST_READ_HEADER 0xF0
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# define SSL_ST_READ_BODY 0xF1
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# define SSL_ST_READ_DONE 0xF2
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# define SSL_NOTHING 1
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# define SSL_WRITING 2
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# define SSL_READING 3
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# define SSL_X509_LOOKUP 4
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# define SSL_ASYNC_PAUSED 5
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# define SSL_ASYNC_NO_JOBS 6
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# define SSL_ERROR_NONE 0
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# define SSL_ERROR_SSL 1
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# define SSL_ERROR_WANT_READ 2
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# define SSL_ERROR_WANT_WRITE 3
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# define SSL_ERROR_WANT_X509_LOOKUP 4
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# define SSL_ERROR_SYSCALL 5/* look at error stack/return value/errno */
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# define SSL_ERROR_ZERO_RETURN 6
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# define SSL_ERROR_WANT_CONNECT 7
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# define SSL_ERROR_WANT_ACCEPT 8
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# define SSL_ERROR_WANT_ASYNC 9
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# define SSL_ERROR_WANT_ASYNC_JOB 10
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/* Message flow states */
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typedef enum {
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/* No handshake in progress */
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MSG_FLOW_UNINITED,
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/* A permanent error with this connection */
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MSG_FLOW_ERROR,
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/* We are about to renegotiate */
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MSG_FLOW_RENEGOTIATE,
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/* We are reading messages */
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MSG_FLOW_READING,
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/* We are writing messages */
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MSG_FLOW_WRITING,
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/* Handshake has finished */
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MSG_FLOW_FINISHED
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} MSG_FLOW_STATE;
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typedef enum {
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TLS_ST_BEFORE,
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TLS_ST_OK,
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DTLS_ST_CR_HELLO_VERIFY_REQUEST,
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TLS_ST_CR_SRVR_HELLO,
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TLS_ST_CR_CERT,
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TLS_ST_CR_CERT_STATUS,
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TLS_ST_CR_KEY_EXCH,
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TLS_ST_CR_CERT_REQ,
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TLS_ST_CR_SRVR_DONE,
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TLS_ST_CR_SESSION_TICKET,
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TLS_ST_CR_CHANGE,
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TLS_ST_CR_FINISHED,
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TLS_ST_CW_CLNT_HELLO,
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TLS_ST_CW_CERT,
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TLS_ST_CW_KEY_EXCH,
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TLS_ST_CW_CERT_VRFY,
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TLS_ST_CW_CHANGE,
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TLS_ST_CW_NEXT_PROTO,
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TLS_ST_CW_FINISHED,
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TLS_ST_SW_HELLO_REQ,
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TLS_ST_SR_CLNT_HELLO,
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DTLS_ST_SW_HELLO_VERIFY_REQUEST,
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TLS_ST_SW_SRVR_HELLO,
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TLS_ST_SW_CERT,
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TLS_ST_SW_KEY_EXCH,
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TLS_ST_SW_CERT_REQ,
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TLS_ST_SW_SRVR_DONE,
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TLS_ST_SR_CERT,
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TLS_ST_SR_KEY_EXCH,
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TLS_ST_SR_CERT_VRFY,
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TLS_ST_SR_NEXT_PROTO,
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TLS_ST_SR_CHANGE,
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TLS_ST_SR_FINISHED,
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TLS_ST_SW_SESSION_TICKET,
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TLS_ST_SW_CERT_STATUS,
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TLS_ST_SW_CHANGE,
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TLS_ST_SW_FINISHED
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} OSSL_HANDSHAKE_STATE;
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#endif
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