|  | /* sniffer.h | 
|  | * | 
|  | * Copyright (C) 2006-2021 wolfSSL Inc. | 
|  | * | 
|  | * This file is part of wolfSSL. | 
|  | * | 
|  | * wolfSSL is free software; you can redistribute it and/or modify | 
|  | * it under the terms of the GNU General Public License as published by | 
|  | * the Free Software Foundation; either version 2 of the License, or | 
|  | * (at your option) any later version. | 
|  | * | 
|  | * wolfSSL is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | * GNU General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License | 
|  | * along with this program; if not, write to the Free Software | 
|  | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA | 
|  | */ | 
|  |  | 
|  |  | 
|  |  | 
|  | #ifndef WOLFSSL_SNIFFER_H | 
|  | #define WOLFSSL_SNIFFER_H | 
|  |  | 
|  | #include <wolfssl/wolfcrypt/settings.h> | 
|  |  | 
|  | #ifdef _WIN32 | 
|  | #ifdef SSL_SNIFFER_EXPORTS | 
|  | #define SSL_SNIFFER_API __declspec(dllexport) | 
|  | #else | 
|  | #define SSL_SNIFFER_API __declspec(dllimport) | 
|  | #endif | 
|  | #else | 
|  | #define SSL_SNIFFER_API | 
|  | #endif /* _WIN32 */ | 
|  |  | 
|  |  | 
|  | #ifdef __cplusplus | 
|  | extern "C" { | 
|  | #endif | 
|  |  | 
|  | /* @param typeK: (formerly keyType) was shadowing a global declaration in | 
|  | *                wolfssl/wolfcrypt/asn.h line 175 | 
|  | */ | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetPrivateKey(const char* address, int port, | 
|  | const char* keyFile, int typeK, | 
|  | const char* password, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetPrivateKeyBuffer(const char* address, int port, | 
|  | const char* keyBuf, int keySz, | 
|  | int typeK, const char* password, | 
|  | char* error); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetNamedPrivateKey(const char* name, | 
|  | const char* address, int port, | 
|  | const char* keyFile, int typeK, | 
|  | const char* password, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetNamedPrivateKeyBuffer(const char* name, | 
|  | const char* address, int port, | 
|  | const char* keyBuf, int keySz, | 
|  | int typeK, const char* password, | 
|  | char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetEphemeralKey(const char* address, int port, | 
|  | const char* keyFile, int typeKey, | 
|  | const char* password, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetEphemeralKeyBuffer(const char* address, int port, | 
|  | const char* keyBuf, int keySz, int typeKey, | 
|  | const char* password, char* error); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetNamedEphemeralKey(const char* name, | 
|  | const char* address, int port, | 
|  | const char* keyFile, int typeKey, | 
|  | const char* password, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetNamedEphemeralKeyBuffer(const char* name, | 
|  | const char* address, int port, | 
|  | const char* keyBuf, int keySz, int typeKey, | 
|  | const char* password, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_DecodePacket(const unsigned char* packet, int length, | 
|  | unsigned char** data, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_FreeDecodeBuffer(unsigned char** data, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_FreeZeroDecodeBuffer(unsigned char** data, int sz, | 
|  | char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_Trace(const char* traceFile, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_EnableRecovery(int onOff, int maxMemory, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_GetSessionStats(unsigned int* active, | 
|  | unsigned int* total, | 
|  | unsigned int* peak, | 
|  | unsigned int* maxSessions, | 
|  | unsigned int* missedData, | 
|  | unsigned int* reassemblyMemory, | 
|  | char* error); | 
|  |  | 
|  | WOLFSSL_API void ssl_InitSniffer(void); | 
|  |  | 
|  | WOLFSSL_API void ssl_FreeSniffer(void); | 
|  |  | 
|  |  | 
|  | /* ssl_SetPrivateKey typeKs */ | 
|  | enum { | 
|  | FILETYPE_PEM = 1, | 
|  | FILETYPE_DER = 2, | 
|  | }; | 
|  |  | 
|  |  | 
|  | /* | 
|  | * New Sniffer API that provides read-only access to the TLS and cipher | 
|  | * information associated with the SSL session. | 
|  | */ | 
|  |  | 
|  | typedef struct SSLInfo | 
|  | { | 
|  | unsigned char  isValid; | 
|  | /* indicates if the info in this struct is valid: 0 = no, 1 = yes */ | 
|  | unsigned char  protocolVersionMajor;    /* SSL Version: major */ | 
|  | unsigned char  protocolVersionMinor;    /* SSL Version: minor */ | 
|  | unsigned char  serverCipherSuite0;      /* first byte, normally 0 */ | 
|  | unsigned char  serverCipherSuite;       /* second byte, actual suite */ | 
|  | unsigned char  serverCipherSuiteName[256]; | 
|  | /* cipher name, e.g., "TLS_RSA_..." */ | 
|  | unsigned char  serverNameIndication[128]; | 
|  | unsigned int   keySize; | 
|  | } SSLInfo; | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_DecodePacketWithSessionInfo( | 
|  | const unsigned char* packet, int length, | 
|  | unsigned char** data, SSLInfo* sslInfo, char* error); | 
|  |  | 
|  | typedef void (*SSLConnCb)(const void* session, SSLInfo* info, void* ctx); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetConnectionCb(SSLConnCb cb); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetConnectionCtx(void* ctx); | 
|  |  | 
|  |  | 
|  | typedef struct SSLStats | 
|  | { | 
|  | unsigned long int sslStandardConns; | 
|  | unsigned long int sslClientAuthConns; | 
|  | unsigned long int sslResumedConns; | 
|  | unsigned long int sslEphemeralMisses; | 
|  | unsigned long int sslResumeMisses; | 
|  | unsigned long int sslCiphersUnsupported; | 
|  | unsigned long int sslKeysUnmatched; | 
|  | unsigned long int sslKeyFails; | 
|  | unsigned long int sslDecodeFails; | 
|  | unsigned long int sslAlerts; | 
|  | unsigned long int sslDecryptedBytes; | 
|  | unsigned long int sslEncryptedBytes; | 
|  | unsigned long int sslEncryptedPackets; | 
|  | unsigned long int sslDecryptedPackets; | 
|  | unsigned long int sslKeyMatches; | 
|  | unsigned long int sslEncryptedConns; | 
|  |  | 
|  | unsigned long int sslResumptionValid; | 
|  | unsigned long int sslResumptionInserts; | 
|  | } SSLStats; | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_ResetStatistics(void); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_ReadStatistics(SSLStats* stats); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_ReadResetStatistics(SSLStats* stats); | 
|  |  | 
|  |  | 
|  | typedef int (*SSLWatchCb)(void* vSniffer, | 
|  | const unsigned char* certHash, | 
|  | unsigned int certHashSz, | 
|  | const unsigned char* certChain, | 
|  | unsigned int certChainSz, | 
|  | void* ctx, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetWatchKeyCallback(SSLWatchCb cb, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetWatchKeyCallback_ex(SSLWatchCb cb, int devId, | 
|  | char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetWatchKeyCtx(void* ctx, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetWatchKey_buffer(void* vSniffer, | 
|  | const unsigned char* key, unsigned int keySz, | 
|  | int keyType, char* error); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetWatchKey_file(void* vSniffer, | 
|  | const char* keyFile, int keyType, | 
|  | const char* password, char* error); | 
|  |  | 
|  |  | 
|  | typedef int (*SSLStoreDataCb)(const unsigned char* decryptBuf, | 
|  | unsigned int decryptBufSz, unsigned int decryptBufOffset, void* ctx); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_SetStoreDataCallback(SSLStoreDataCb cb); | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_DecodePacketWithSessionInfoStoreData( | 
|  | const unsigned char* packet, int length, void* ctx, | 
|  | SSLInfo* sslInfo, char* error); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_DecodePacketWithChain(void* vChain, | 
|  | unsigned int chainSz, unsigned char** data, char* error); | 
|  |  | 
|  |  | 
|  | WOLFSSL_API | 
|  | SSL_SNIFFER_API int ssl_DecodePacketWithChainSessionInfoStoreData( | 
|  | void* vChain, unsigned int chainSz, void* ctx, SSLInfo* sslInfo, | 
|  | char* error); | 
|  |  | 
|  | #ifdef __cplusplus | 
|  | }  /* extern "C" */ | 
|  | #endif | 
|  |  | 
|  | #endif /* wolfSSL_SNIFFER_H */ | 
|  |  |