mirror of
https://github.com/pineappleEA/pineapple-src.git
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299 lines
8.2 KiB
C
Executable File
299 lines
8.2 KiB
C
Executable File
/* $OpenBSD: tls_internal.h,v 1.77 2019/11/16 21:39:52 beck Exp $ */
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/*
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* Copyright (c) 2014 Jeremie Courreges-Anglas <jca@openbsd.org>
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* Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef HEADER_TLS_INTERNAL_H
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#define HEADER_TLS_INTERNAL_H
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#include <pthread.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <openssl/ssl.h>
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__BEGIN_HIDDEN_DECLS
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#ifndef TLS_DEFAULT_CA_FILE
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#define TLS_DEFAULT_CA_FILE "/etc/ssl/cert.pem"
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#endif
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#define TLS_CIPHERS_DEFAULT "TLSv1.3:TLSv1.2+AEAD+ECDHE:TLSv1.2+AEAD+DHE"
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#define TLS_CIPHERS_COMPAT "HIGH:!aNULL"
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#define TLS_CIPHERS_LEGACY "HIGH:MEDIUM:!aNULL"
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#define TLS_CIPHERS_ALL "ALL:!aNULL:!eNULL"
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#define TLS_ECDHE_CURVES "X25519,P-256,P-384"
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union tls_addr {
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struct in_addr ip4;
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struct in6_addr ip6;
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};
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struct tls_error {
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char *msg;
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int num;
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int tls;
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};
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struct tls_keypair {
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struct tls_keypair *next;
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char *cert_mem;
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size_t cert_len;
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char *key_mem;
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size_t key_len;
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char *ocsp_staple;
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size_t ocsp_staple_len;
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char *pubkey_hash;
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};
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#define TLS_MIN_SESSION_TIMEOUT (4)
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#define TLS_MAX_SESSION_TIMEOUT (24 * 60 * 60)
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#define TLS_NUM_TICKETS 4
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#define TLS_TICKET_NAME_SIZE 16
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#define TLS_TICKET_AES_SIZE 32
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#define TLS_TICKET_HMAC_SIZE 16
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struct tls_ticket_key {
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/* The key_name must be 16 bytes according to -lssl */
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unsigned char key_name[TLS_TICKET_NAME_SIZE];
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unsigned char aes_key[TLS_TICKET_AES_SIZE];
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unsigned char hmac_key[TLS_TICKET_HMAC_SIZE];
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time_t time;
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};
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struct tls_config {
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struct tls_error error;
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pthread_mutex_t mutex;
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int refcount;
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char *alpn;
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size_t alpn_len;
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const char *ca_path;
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char *ca_mem;
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size_t ca_len;
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const char *ciphers;
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int ciphers_server;
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char *crl_mem;
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size_t crl_len;
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int dheparams;
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int *ecdhecurves;
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size_t ecdhecurves_len;
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struct tls_keypair *keypair;
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int ocsp_require_stapling;
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uint32_t protocols;
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unsigned char session_id[TLS_MAX_SESSION_ID_LENGTH];
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int session_fd;
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int session_lifetime;
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struct tls_ticket_key ticket_keys[TLS_NUM_TICKETS];
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uint32_t ticket_keyrev;
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int ticket_autorekey;
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int verify_cert;
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int verify_client;
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int verify_depth;
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int verify_name;
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int verify_time;
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int skip_private_key_check;
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};
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struct tls_conninfo {
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char *alpn;
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char *cipher;
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int cipher_strength;
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char *servername;
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int session_resumed;
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char *version;
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char *hash;
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char *issuer;
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char *subject;
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uint8_t *peer_cert;
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size_t peer_cert_len;
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time_t notbefore;
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time_t notafter;
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};
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#define TLS_CLIENT (1 << 0)
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#define TLS_SERVER (1 << 1)
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#define TLS_SERVER_CONN (1 << 2)
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#define TLS_EOF_NO_CLOSE_NOTIFY (1 << 0)
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#define TLS_CONNECTED (1 << 1)
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#define TLS_HANDSHAKE_COMPLETE (1 << 2)
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#define TLS_SSL_NEEDS_SHUTDOWN (1 << 3)
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struct tls_ocsp_result {
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const char *result_msg;
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int response_status;
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int cert_status;
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int crl_reason;
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time_t this_update;
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time_t next_update;
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time_t revocation_time;
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};
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struct tls_ocsp {
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/* responder location */
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char *ocsp_url;
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/* cert data, this struct does not own these */
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X509 *main_cert;
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STACK_OF(X509) *extra_certs;
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struct tls_ocsp_result *ocsp_result;
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};
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struct tls_sni_ctx {
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struct tls_sni_ctx *next;
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struct tls_keypair *keypair;
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SSL_CTX *ssl_ctx;
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X509 *ssl_cert;
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};
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struct tls {
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struct tls_config *config;
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struct tls_keypair *keypair;
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struct tls_error error;
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uint32_t flags;
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uint32_t state;
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char *servername;
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int socket;
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SSL *ssl_conn;
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SSL_CTX *ssl_ctx;
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struct tls_sni_ctx *sni_ctx;
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X509 *ssl_peer_cert;
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STACK_OF(X509) *ssl_peer_chain;
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struct tls_conninfo *conninfo;
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struct tls_ocsp *ocsp;
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tls_read_cb read_cb;
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tls_write_cb write_cb;
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void *cb_arg;
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};
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int tls_set_mem(char **_dest, size_t *_destlen, const void *_src,
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size_t _srclen);
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int tls_set_string(const char **_dest, const char *_src);
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struct tls_keypair *tls_keypair_new(void);
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void tls_keypair_clear_key(struct tls_keypair *_keypair);
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void tls_keypair_free(struct tls_keypair *_keypair);
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int tls_keypair_set_cert_file(struct tls_keypair *_keypair,
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struct tls_error *_error, const char *_cert_file);
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int tls_keypair_set_cert_mem(struct tls_keypair *_keypair,
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struct tls_error *_error, const uint8_t *_cert, size_t _len);
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int tls_keypair_set_key_file(struct tls_keypair *_keypair,
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struct tls_error *_error, const char *_key_file);
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int tls_keypair_set_key_mem(struct tls_keypair *_keypair,
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struct tls_error *_error, const uint8_t *_key, size_t _len);
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int tls_keypair_set_ocsp_staple_file(struct tls_keypair *_keypair,
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struct tls_error *_error, const char *_ocsp_file);
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int tls_keypair_set_ocsp_staple_mem(struct tls_keypair *_keypair,
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struct tls_error *_error, const uint8_t *_staple, size_t _len);
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int tls_keypair_load_cert(struct tls_keypair *_keypair,
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struct tls_error *_error, X509 **_cert);
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struct tls_sni_ctx *tls_sni_ctx_new(void);
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void tls_sni_ctx_free(struct tls_sni_ctx *sni_ctx);
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struct tls_config *tls_config_new_internal(void);
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struct tls *tls_new(void);
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struct tls *tls_server_conn(struct tls *ctx);
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int tls_check_name(struct tls *ctx, X509 *cert, const char *servername,
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int *match);
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int tls_configure_server(struct tls *ctx);
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int tls_configure_ssl(struct tls *ctx, SSL_CTX *ssl_ctx);
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int tls_configure_ssl_keypair(struct tls *ctx, SSL_CTX *ssl_ctx,
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struct tls_keypair *keypair, int required);
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int tls_configure_ssl_verify(struct tls *ctx, SSL_CTX *ssl_ctx, int verify);
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int tls_handshake_client(struct tls *ctx);
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int tls_handshake_server(struct tls *ctx);
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int tls_config_load_file(struct tls_error *error, const char *filetype,
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const char *filename, char **buf, size_t *len);
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int tls_config_ticket_autorekey(struct tls_config *config);
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int tls_host_port(const char *hostport, char **host, char **port);
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int tls_set_cbs(struct tls *ctx,
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tls_read_cb read_cb, tls_write_cb write_cb, void *cb_arg);
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void tls_error_clear(struct tls_error *error);
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int tls_error_set(struct tls_error *error, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_error_setx(struct tls_error *error, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_config_set_error(struct tls_config *cfg, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_config_set_errorx(struct tls_config *cfg, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_set_error(struct tls *ctx, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_set_errorx(struct tls *ctx, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_set_ssl_errorx(struct tls *ctx, const char *fmt, ...)
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__attribute__((__format__ (printf, 2, 3)))
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__attribute__((__nonnull__ (2)));
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int tls_ssl_error(struct tls *ctx, SSL *ssl_conn, int ssl_ret,
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const char *prefix);
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int tls_conninfo_populate(struct tls *ctx);
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void tls_conninfo_free(struct tls_conninfo *conninfo);
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int tls_ocsp_verify_cb(SSL *ssl, void *arg);
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int tls_ocsp_stapling_cb(SSL *ssl, void *arg);
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void tls_ocsp_free(struct tls_ocsp *ctx);
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struct tls_ocsp *tls_ocsp_setup_from_peer(struct tls *ctx);
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int tls_hex_string(const unsigned char *_in, size_t _inlen, char **_out,
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size_t *_outlen);
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int tls_cert_hash(X509 *_cert, char **_hash);
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int tls_cert_pubkey_hash(X509 *_cert, char **_hash);
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int tls_password_cb(char *_buf, int _size, int _rwflag, void *_u);
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__END_HIDDEN_DECLS
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/* XXX this function is not fully hidden so relayd can use it */
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void tls_config_skip_private_key_check(struct tls_config *config);
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#endif /* HEADER_TLS_INTERNAL_H */
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