mirror of https://github.com/openssl/openssl.git
167 lines
6.8 KiB
C
167 lines
6.8 KiB
C
/*
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* Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/ssl.h>
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#include <internal/quic_tserver.h>
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/* Type to represent the Fault Injector */
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typedef struct ossl_quic_fault OSSL_QUIC_FAULT;
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/*
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* Structure representing a parse EncryptedExtension message. Listeners can
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* make changes to the contents of structure objects as required and the fault
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* injector will reconstruct the message to be sent on
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*/
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typedef struct ossl_qf_encrypted_extensions {
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/* EncryptedExtension messages just have an extensions block */
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unsigned char *extensions;
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size_t extensionslen;
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} OSSL_QF_ENCRYPTED_EXTENSIONS;
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/*
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* Given an SSL_CTX for the client and filenames for the server certificate and
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* keyfile, create a server and client instances as well as a fault injector
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* instance
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*/
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int qtest_create_quic_objects(SSL_CTX *clientctx, char *certfile, char *keyfile,
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QUIC_TSERVER **qtserv, SSL **cssl,
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OSSL_QUIC_FAULT **fault);
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/*
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* Free up a Fault Injector instance
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*/
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void ossl_quic_fault_free(OSSL_QUIC_FAULT *fault);
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/*
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* Run the TLS handshake to create a QUIC connection between the client and
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* server.
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*/
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int qtest_create_quic_connection(QUIC_TSERVER *qtserv, SSL *clientssl);
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/*
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* Confirm the server has received a protocol error
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*/
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int qtest_check_server_protocol_err(QUIC_TSERVER *qtserv);
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/*
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* Enable tests to listen for pre-encryption QUIC packets being sent
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*/
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typedef int (*ossl_quic_fault_on_packet_plain_cb)(OSSL_QUIC_FAULT *fault,
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QUIC_PKT_HDR *hdr,
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unsigned char *buf,
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size_t len,
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void *cbarg);
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int ossl_quic_fault_set_packet_plain_listener(OSSL_QUIC_FAULT *fault,
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ossl_quic_fault_on_packet_plain_cb pplaincb,
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void *pplaincbarg);
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/*
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* Helper function to be called from a packet_plain_listener callback if it
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* wants to resize the packet (either to add new data to it, or to truncate it)
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*/
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int ossl_quic_fault_resize_plain_packet(OSSL_QUIC_FAULT *fault, size_t newlen);
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/*
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* The general handshake message listener is sent the entire handshake message
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* data block, including the handshake header itself
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*/
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typedef int (*ossl_quic_fault_on_handshake_cb)(OSSL_QUIC_FAULT *fault,
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unsigned char *msg,
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size_t msglen,
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void *handshakecbarg);
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int ossl_quic_fault_set_handshake_listener(OSSL_QUIC_FAULT *fault,
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ossl_quic_fault_on_handshake_cb handshakecb,
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void *handshakecbarg);
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/*
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* Helper function to be called from a handshake_listener callback if it wants
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* to resize the handshake message (either to add new data to it, or to truncate
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* it). newlen must include the length of the handshake message header.
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*/
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int ossl_quic_fault_resize_handshake(OSSL_QUIC_FAULT *fault, size_t newlen);
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/*
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* TODO(QUIC): Add listeners for specifc types of frame here. E.g. we might
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* expect to see an "ACK" frame listener which will be passed pre-parsed ack
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* data that can be modified as required.
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*/
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/*
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* Handshake message specific listeners. Unlike the general handshake message
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* listener these messages are pre-parsed and supplied with message specific
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* data and exclude the handshake header
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*/
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typedef int (*ossl_quic_fault_on_enc_ext_cb)(OSSL_QUIC_FAULT *fault,
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OSSL_QF_ENCRYPTED_EXTENSIONS *ee,
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size_t eelen,
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void *encextcbarg);
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int ossl_quic_fault_set_hand_enc_ext_listener(OSSL_QUIC_FAULT *fault,
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ossl_quic_fault_on_enc_ext_cb encextcb,
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void *encextcbarg);
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/* TODO(QUIC): Add listeners for other types of handshake message here */
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/*
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* Helper function to be called from message specific listener callbacks. newlen
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* is the new length of the specific message excluding the handshake message
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* header.
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*/
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int ossl_quic_fault_resize_message(OSSL_QUIC_FAULT *fault, size_t newlen);
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/*
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* Helper function to delete an extension from an extension block. |exttype| is
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* the type of the extension to be deleted. |ext| points to the extension block.
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* On entry |*extlen| contains the length of the extension block. It is updated
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* with the new length on exit.
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*/
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int ossl_quic_fault_delete_extension(OSSL_QUIC_FAULT *fault,
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unsigned int exttype, unsigned char *ext,
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size_t *extlen);
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/*
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* TODO(QUIC): Add additional helper functions for querying extensions here (e.g.
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* finding or adding them). We could also provide a "listener" API for listening
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* for specific extension types
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*/
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/*
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* Enable tests to listen for post-encryption QUIC packets being sent
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*/
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typedef int (*ossl_quic_fault_on_packet_cipher_cb)(OSSL_QUIC_FAULT *fault,
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/* The parsed packet header */
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QUIC_PKT_HDR *hdr,
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/* The packet payload data */
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unsigned char *buf,
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/* Length of the payload */
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size_t len,
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void *cbarg);
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int ossl_quic_fault_set_packet_cipher_listener(OSSL_QUIC_FAULT *fault,
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ossl_quic_fault_on_packet_cipher_cb pciphercb,
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void *picphercbarg);
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/*
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* Enable tests to listen for datagrams being sent
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*/
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typedef int (*ossl_quic_fault_on_datagram_cb)(OSSL_QUIC_FAULT *fault,
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BIO_MSG *m,
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size_t stride,
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void *cbarg);
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int ossl_quic_fault_set_datagram_listener(OSSL_QUIC_FAULT *fault,
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ossl_quic_fault_on_datagram_cb datagramcb,
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void *datagramcbarg);
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/* To be called from a datagram_listener callback */
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int ossl_quic_fault_resize_datagram(OSSL_QUIC_FAULT *fault, size_t newlen);
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