/*

 * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.

 * Copyright 2005 Nokia. All rights reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#include <stdio.h>

#include "ssl_local.h"

const char *SSL_state_string_long(const SSL *s)

{

    if (ossl_statem_in_error(s))

        return "error";

    switch (SSL_get_state(s)) {

    case TLS_ST_CR_CERT_STATUS:

        return "SSLv3/TLS read certificate status";

    case TLS_ST_CW_NEXT_PROTO:

        return "SSLv3/TLS write next proto";

    case TLS_ST_SR_NEXT_PROTO:

        return "SSLv3/TLS read next proto";

    case TLS_ST_SW_CERT_STATUS:

        return "SSLv3/TLS write certificate status";

    case TLS_ST_BEFORE:

        return "before SSL initialization";

    case TLS_ST_OK:

        return "SSL negotiation finished successfully";

    case TLS_ST_CW_CLNT_HELLO:

        return "SSLv3/TLS write client hello";

    case TLS_ST_CR_SRVR_HELLO:

        return "SSLv3/TLS read server hello";

    case TLS_ST_CR_CERT:

        return "SSLv3/TLS read server certificate";

    case TLS_ST_CR_KEY_EXCH:

        return "SSLv3/TLS read server key exchange";

    case TLS_ST_CR_CERT_REQ:

        return "SSLv3/TLS read server certificate request";

    case TLS_ST_CR_SESSION_TICKET:

        return "SSLv3/TLS read server session ticket";

    case TLS_ST_CR_SRVR_DONE:

        return "SSLv3/TLS read server done";

    case TLS_ST_CW_CERT:

        return "SSLv3/TLS write client certificate";

    case TLS_ST_CW_KEY_EXCH:

        return "SSLv3/TLS write client key exchange";

    case TLS_ST_CW_CERT_VRFY:

        return "SSLv3/TLS write certificate verify";

    case TLS_ST_CW_CHANGE:

    case TLS_ST_SW_CHANGE:

        return "SSLv3/TLS write change cipher spec";

    case TLS_ST_CW_FINISHED:

    case TLS_ST_SW_FINISHED:

        return "SSLv3/TLS write finished";

    case TLS_ST_CR_CHANGE:

    case TLS_ST_SR_CHANGE:

        return "SSLv3/TLS read change cipher spec";

    case TLS_ST_CR_FINISHED:

    case TLS_ST_SR_FINISHED:

        return "SSLv3/TLS read finished";

    case TLS_ST_SR_CLNT_HELLO:

        return "SSLv3/TLS read client hello";

    case TLS_ST_SW_HELLO_REQ:

        return "SSLv3/TLS write hello request";

    case TLS_ST_SW_SRVR_HELLO:

        return "SSLv3/TLS write server hello";

    case TLS_ST_SW_CERT:

        return "SSLv3/TLS write certificate";

    case TLS_ST_SW_KEY_EXCH:

        return "SSLv3/TLS write key exchange";

    case TLS_ST_SW_CERT_REQ:

        return "SSLv3/TLS write certificate request";

    case TLS_ST_SW_SESSION_TICKET:

        return "SSLv3/TLS write session ticket";

    case TLS_ST_SW_SRVR_DONE:

        return "SSLv3/TLS write server done";

    case TLS_ST_SR_CERT:

        return "SSLv3/TLS read client certificate";

    case TLS_ST_SR_KEY_EXCH:

        return "SSLv3/TLS read client key exchange";

    case TLS_ST_SR_CERT_VRFY:

        return "SSLv3/TLS read certificate verify";

    case DTLS_ST_CR_HELLO_VERIFY_REQUEST:

        return "DTLS1 read hello verify request";

    case DTLS_ST_SW_HELLO_VERIFY_REQUEST:

        return "DTLS1 write hello verify request";

    case TLS_ST_SW_ENCRYPTED_EXTENSIONS:

        return "TLSv1.3 write encrypted extensions";

    case TLS_ST_CR_ENCRYPTED_EXTENSIONS:

        return "TLSv1.3 read encrypted extensions";

    case TLS_ST_CR_CERT_VRFY:

        return "TLSv1.3 read server certificate verify";

    case TLS_ST_SW_CERT_VRFY:

        return "TLSv1.3 write server certificate verify";

    case TLS_ST_CR_HELLO_REQ:

        return "SSLv3/TLS read hello request";

    case TLS_ST_SW_KEY_UPDATE:

        return "TLSv1.3 write server key update";

    case TLS_ST_CW_KEY_UPDATE:

        return "TLSv1.3 write client key update";

    case TLS_ST_SR_KEY_UPDATE:

        return "TLSv1.3 read client key update";

    case TLS_ST_CR_KEY_UPDATE:

        return "TLSv1.3 read server key update";

    case TLS_ST_EARLY_DATA:

        return "TLSv1.3 early data";

    case TLS_ST_PENDING_EARLY_DATA_END:

        return "TLSv1.3 pending early data end";

    case TLS_ST_CW_END_OF_EARLY_DATA:

        return "TLSv1.3 write end of early data";

    case TLS_ST_SR_END_OF_EARLY_DATA:

        return "TLSv1.3 read end of early data";

    default:

        return "unknown state";

    }

}

const char *SSL_state_string(const SSL *s)

{

    if (ossl_statem_in_error(s))

        return "SSLERR";

    switch (SSL_get_state(s)) {

    case TLS_ST_SR_NEXT_PROTO:

        return "TRNP";

    case TLS_ST_SW_SESSION_TICKET:

        return "TWST";

    case TLS_ST_SW_CERT_STATUS:

        return "TWCS";

    case TLS_ST_CR_CERT_STATUS:

        return "TRCS";

    case TLS_ST_CR_SESSION_TICKET:

        return "TRST";

    case TLS_ST_CW_NEXT_PROTO:

        return "TWNP";

    case TLS_ST_BEFORE:

        return "PINIT ";

    case TLS_ST_OK:

        return "SSLOK ";

    case TLS_ST_CW_CLNT_HELLO:

        return "TWCH";

    case TLS_ST_CR_SRVR_HELLO:

        return "TRSH";

    case TLS_ST_CR_CERT:

        return "TRSC";

    case TLS_ST_CR_KEY_EXCH:

        return "TRSKE";

    case TLS_ST_CR_CERT_REQ:

        return "TRCR";

    case TLS_ST_CR_SRVR_DONE:

        return "TRSD";

    case TLS_ST_CW_CERT:

        return "TWCC";

    case TLS_ST_CW_KEY_EXCH:

        return "TWCKE";

    case TLS_ST_CW_CERT_VRFY:

        return "TWCV";

    case TLS_ST_SW_CHANGE:

    case TLS_ST_CW_CHANGE:

        return "TWCCS";

    case TLS_ST_SW_FINISHED:

    case TLS_ST_CW_FINISHED:

        return "TWFIN";

    case TLS_ST_SR_CHANGE:

    case TLS_ST_CR_CHANGE:

        return "TRCCS";

    case TLS_ST_SR_FINISHED:

    case TLS_ST_CR_FINISHED:

        return "TRFIN";

    case TLS_ST_SW_HELLO_REQ:

        return "TWHR";

    case TLS_ST_SR_CLNT_HELLO:

        return "TRCH";

    case TLS_ST_SW_SRVR_HELLO:

        return "TWSH";

    case TLS_ST_SW_CERT:

        return "TWSC";

    case TLS_ST_SW_KEY_EXCH:

        return "TWSKE";

    case TLS_ST_SW_CERT_REQ:

        return "TWCR";

    case TLS_ST_SW_SRVR_DONE:

        return "TWSD";

    case TLS_ST_SR_CERT:

        return "TRCC";

    case TLS_ST_SR_KEY_EXCH:

        return "TRCKE";

    case TLS_ST_SR_CERT_VRFY:

        return "TRCV";

    case DTLS_ST_CR_HELLO_VERIFY_REQUEST:

        return "DRCHV";

    case DTLS_ST_SW_HELLO_VERIFY_REQUEST:

        return "DWCHV";

    case TLS_ST_SW_ENCRYPTED_EXTENSIONS:

        return "TWEE";

    case TLS_ST_CR_ENCRYPTED_EXTENSIONS:

        return "TREE";

    case TLS_ST_CR_CERT_VRFY:

        return "TRSCV";

    case TLS_ST_SW_CERT_VRFY:

        return "TRSCV";

    case TLS_ST_CR_HELLO_REQ:

        return "TRHR";

    case TLS_ST_SW_KEY_UPDATE:

        return "TWSKU";

    case TLS_ST_CW_KEY_UPDATE:

        return "TWCKU";

    case TLS_ST_SR_KEY_UPDATE:

        return "TRCKU";

    case TLS_ST_CR_KEY_UPDATE:

        return "TRSKU";

    case TLS_ST_EARLY_DATA:

        return "TED";

    case TLS_ST_PENDING_EARLY_DATA_END:

        return "TPEDE";

    case TLS_ST_CW_END_OF_EARLY_DATA:

        return "TWEOED";

    case TLS_ST_SR_END_OF_EARLY_DATA:

        return "TWEOED";

    default:

        return "UNKWN ";

    }

}

const char *SSL_alert_type_string_long(int value)

{

    switch (value >> 8) {

    case SSL3_AL_WARNING:

        return "warning";

    case SSL3_AL_FATAL:

        return "fatal";

    default:

        return "unknown";

    }

}

const char *SSL_alert_type_string(int value)

{

    switch (value >> 8) {

    case SSL3_AL_WARNING:

        return "W";

    case SSL3_AL_FATAL:

        return "F";

    default:

        return "U";

    }

}

const char *SSL_alert_desc_string(int value)

{

    switch (value & 0xff) {

    case SSL3_AD_CLOSE_NOTIFY:

        return "CN";

    case SSL3_AD_UNEXPECTED_MESSAGE:

        return "UM";

    case SSL3_AD_BAD_RECORD_MAC:

        return "BM";

    case SSL3_AD_DECOMPRESSION_FAILURE:

        return "DF";

    case SSL3_AD_HANDSHAKE_FAILURE:

        return "HF";

    case SSL3_AD_NO_CERTIFICATE:

        return "NC";

    case SSL3_AD_BAD_CERTIFICATE:

        return "BC";

    case SSL3_AD_UNSUPPORTED_CERTIFICATE:

        return "UC";

    case SSL3_AD_CERTIFICATE_REVOKED:

        return "CR";

    case SSL3_AD_CERTIFICATE_EXPIRED:

        return "CE";

    case SSL3_AD_CERTIFICATE_UNKNOWN:

        return "CU";

    case SSL3_AD_ILLEGAL_PARAMETER:

        return "IP";

    case TLS1_AD_DECRYPTION_FAILED:

        return "DC";

    case TLS1_AD_RECORD_OVERFLOW:

        return "RO";

    case TLS1_AD_UNKNOWN_CA:

        return "CA";

    case TLS1_AD_ACCESS_DENIED:

        return "AD";

    case TLS1_AD_DECODE_ERROR:

        return "DE";

    case TLS1_AD_DECRYPT_ERROR:

        return "CY";

    case TLS1_AD_EXPORT_RESTRICTION:

        return "ER";

    case TLS1_AD_PROTOCOL_VERSION:

        return "PV";

    case TLS1_AD_INSUFFICIENT_SECURITY:

        return "IS";

    case TLS1_AD_INTERNAL_ERROR:

        return "IE";

    case TLS1_AD_USER_CANCELLED:

        return "US";

    case TLS1_AD_NO_RENEGOTIATION:

        return "NR";

    case TLS1_AD_UNSUPPORTED_EXTENSION:

        return "UE";

    case TLS1_AD_CERTIFICATE_UNOBTAINABLE:

        return "CO";

    case TLS1_AD_UNRECOGNIZED_NAME:

        return "UN";

    case TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE:

        return "BR";

    case TLS1_AD_BAD_CERTIFICATE_HASH_VALUE:

        return "BH";

    case TLS1_AD_UNKNOWN_PSK_IDENTITY:

        return "UP";

    default:

        return "UK";

    }

}

const char *SSL_alert_desc_string_long(int value)

{

    switch (value & 0xff) {

    case SSL3_AD_CLOSE_NOTIFY:

        return "close notify";

    case SSL3_AD_UNEXPECTED_MESSAGE:

        return "unexpected_message";

    case SSL3_AD_BAD_RECORD_MAC:

        return "bad record mac";

    case SSL3_AD_DECOMPRESSION_FAILURE:

        return "decompression failure";

    case SSL3_AD_HANDSHAKE_FAILURE:

        return "handshake failure";

    case SSL3_AD_NO_CERTIFICATE:

        return "no certificate";

    case SSL3_AD_BAD_CERTIFICATE:

        return "bad certificate";

    case SSL3_AD_UNSUPPORTED_CERTIFICATE:

        return "unsupported certificate";

    case SSL3_AD_CERTIFICATE_REVOKED:

        return "certificate revoked";

    case SSL3_AD_CERTIFICATE_EXPIRED:

        return "certificate expired";

    case SSL3_AD_CERTIFICATE_UNKNOWN:

        return "certificate unknown";

    case SSL3_AD_ILLEGAL_PARAMETER:

        return "illegal parameter";

    case TLS1_AD_DECRYPTION_FAILED:

        return "decryption failed";

    case TLS1_AD_RECORD_OVERFLOW:

        return "record overflow";

    case TLS1_AD_UNKNOWN_CA:

        return "unknown CA";

    case TLS1_AD_ACCESS_DENIED:

        return "access denied";

    case TLS1_AD_DECODE_ERROR:

        return "decode error";

    case TLS1_AD_DECRYPT_ERROR:

        return "decrypt error";

    case TLS1_AD_EXPORT_RESTRICTION:

        return "export restriction";

    case TLS1_AD_PROTOCOL_VERSION:

        return "protocol version";

    case TLS1_AD_INSUFFICIENT_SECURITY:

        return "insufficient security";

    case TLS1_AD_INTERNAL_ERROR:

        return "internal error";

    case TLS1_AD_USER_CANCELLED:

        return "user canceled";

    case TLS1_AD_NO_RENEGOTIATION:

        return "no renegotiation";

    case TLS1_AD_UNSUPPORTED_EXTENSION:

        return "unsupported extension";

    case TLS1_AD_CERTIFICATE_UNOBTAINABLE:

        return "certificate unobtainable";

    case TLS1_AD_UNRECOGNIZED_NAME:

        return "unrecognized name";

    case TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE:

        return "bad certificate status response";

    case TLS1_AD_BAD_CERTIFICATE_HASH_VALUE:

        return "bad certificate hash value";

    case TLS1_AD_UNKNOWN_PSK_IDENTITY:

        return "unknown PSK identity";

    case TLS1_AD_NO_APPLICATION_PROTOCOL:

        return "no application protocol";

    default:

        return "unknown";

    }

}