diff options
author | Jo-Philipp Wich <jow@openwrt.org> | 2014-12-03 15:17:05 +0100 |
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committer | Jo-Philipp Wich <jow@openwrt.org> | 2015-01-08 16:26:20 +0100 |
commit | 1bb4822dca6113f73e3bc89e2acf15935e6f8e92 (patch) | |
tree | 35e16f100466e4e00657199b38bb3d87d52bf73f /libs/luci-lib-nixio/axTLS/ssl/tls1.h | |
parent | 9edd0e46c3f880727738ce8ca6ff1c8b85f99ef4 (diff) |
Rework LuCI build system
* Rename subdirectories to their repective OpenWrt package names
* Make each LuCI module its own standalone package
* Deploy a shared luci.mk which is used by each module Makefile
Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
Diffstat (limited to 'libs/luci-lib-nixio/axTLS/ssl/tls1.h')
-rwxr-xr-x | libs/luci-lib-nixio/axTLS/ssl/tls1.h | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/libs/luci-lib-nixio/axTLS/ssl/tls1.h b/libs/luci-lib-nixio/axTLS/ssl/tls1.h new file mode 100755 index 0000000000..b64b4fda62 --- /dev/null +++ b/libs/luci-lib-nixio/axTLS/ssl/tls1.h @@ -0,0 +1,289 @@ +/* + * Copyright (c) 2007, Cameron Rich + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * * Neither the name of the axTLS project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/** + * @file tls1.h + * + * @brief The definitions for the TLS library. + */ +#ifndef HEADER_SSL_LIB_H +#define HEADER_SSL_LIB_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include "version.h" +#include "crypto.h" +#include "os_port.h" +#include "crypto_misc.h" + +#define SSL_RANDOM_SIZE 32 +#define SSL_SECRET_SIZE 48 +#define SSL_FINISHED_HASH_SIZE 12 +#define SSL_RECORD_SIZE 5 +#define SSL_SERVER_READ 0 +#define SSL_SERVER_WRITE 1 +#define SSL_CLIENT_READ 2 +#define SSL_CLIENT_WRITE 3 +#define SSL_HS_HDR_SIZE 4 + +/* the flags we use while establishing a connection */ +#define SSL_NEED_RECORD 0x0001 +#define SSL_TX_ENCRYPTED 0x0002 +#define SSL_RX_ENCRYPTED 0x0004 +#define SSL_SESSION_RESUME 0x0008 +#define SSL_IS_CLIENT 0x0010 +#define SSL_HAS_CERT_REQ 0x0020 + +/* some macros to muck around with flag bits */ +#define SET_SSL_FLAG(A) (ssl->flag |= A) +#define CLR_SSL_FLAG(A) (ssl->flag &= ~A) +#define IS_SET_SSL_FLAG(A) (ssl->flag & A) + +#define MAX_KEY_BYTE_SIZE 512 /* for a 4096 bit key */ +#define RT_MAX_PLAIN_LENGTH 16384 +#define RT_EXTRA 1024 +#define BM_RECORD_OFFSET 5 + +#ifdef CONFIG_SSL_SKELETON_MODE +#define NUM_PROTOCOLS 1 +#else +#define NUM_PROTOCOLS 4 +#endif + +#define PARANOIA_CHECK(A, B) if (A < B) { \ + ret = SSL_ERROR_INVALID_HANDSHAKE; goto error; } + +/* protocol types */ +enum +{ + PT_CHANGE_CIPHER_SPEC = 20, + PT_ALERT_PROTOCOL, + PT_HANDSHAKE_PROTOCOL, + PT_APP_PROTOCOL_DATA +}; + +/* handshaking types */ +enum +{ + HS_HELLO_REQUEST, + HS_CLIENT_HELLO, + HS_SERVER_HELLO, + HS_CERTIFICATE = 11, + HS_SERVER_KEY_XCHG, + HS_CERT_REQ, + HS_SERVER_HELLO_DONE, + HS_CERT_VERIFY, + HS_CLIENT_KEY_XCHG, + HS_FINISHED = 20 +}; + +typedef struct +{ + uint8_t cipher; + uint8_t key_size; + uint8_t iv_size; + uint8_t key_block_size; + uint8_t padding_size; + uint8_t digest_size; + hmac_func hmac; + crypt_func encrypt; + crypt_func decrypt; +} cipher_info_t; + +struct _SSLObjLoader +{ + uint8_t *buf; + int len; +}; + +typedef struct _SSLObjLoader SSLObjLoader; + +typedef struct +{ + time_t conn_time; + uint8_t session_id[SSL_SESSION_ID_SIZE]; + uint8_t master_secret[SSL_SECRET_SIZE]; +} SSL_SESSION; + +typedef struct +{ + uint8_t *buf; + int size; +} SSL_CERT; + +typedef struct +{ + MD5_CTX md5_ctx; + SHA1_CTX sha1_ctx; + uint8_t final_finish_mac[SSL_FINISHED_HASH_SIZE]; + uint8_t *key_block; + uint8_t master_secret[SSL_SECRET_SIZE]; + uint8_t client_random[SSL_RANDOM_SIZE]; /* client's random sequence */ + uint8_t server_random[SSL_RANDOM_SIZE]; /* server's random sequence */ + uint16_t bm_proc_index; +} DISPOSABLE_CTX; + +struct _SSL +{ + uint32_t flag; + uint16_t need_bytes; + uint16_t got_bytes; + uint8_t record_type; + uint8_t cipher; + uint8_t sess_id_size; + int16_t next_state; + int16_t hs_status; + DISPOSABLE_CTX *dc; /* temporary data which we'll get rid of soon */ + int client_fd; + const cipher_info_t *cipher_info; + void *encrypt_ctx; + void *decrypt_ctx; + uint8_t bm_all_data[RT_MAX_PLAIN_LENGTH+RT_EXTRA]; + uint8_t *bm_data; + uint16_t bm_index; + uint16_t bm_read_index; + struct _SSL *next; /* doubly linked list */ + struct _SSL *prev; + struct _SSL_CTX *ssl_ctx; /* back reference to a clnt/svr ctx */ +#ifndef CONFIG_SSL_SKELETON_MODE + uint16_t session_index; + SSL_SESSION *session; +#endif +#ifdef CONFIG_SSL_CERT_VERIFICATION + X509_CTX *x509_ctx; +#endif + + uint8_t session_id[SSL_SESSION_ID_SIZE]; + uint8_t client_mac[SHA1_SIZE]; /* for HMAC verification */ + uint8_t server_mac[SHA1_SIZE]; /* for HMAC verification */ + uint8_t read_sequence[8]; /* 64 bit sequence number */ + uint8_t write_sequence[8]; /* 64 bit sequence number */ + uint8_t hmac_header[SSL_RECORD_SIZE]; /* rx hmac */ +}; + +typedef struct _SSL SSL; + +struct _SSL_CTX +{ + uint32_t options; + uint8_t chain_length; + RSA_CTX *rsa_ctx; +#ifdef CONFIG_SSL_CERT_VERIFICATION + CA_CERT_CTX *ca_cert_ctx; +#endif + SSL *head; + SSL *tail; + SSL_CERT certs[CONFIG_SSL_MAX_CERTS]; +#ifndef CONFIG_SSL_SKELETON_MODE + uint16_t num_sessions; + SSL_SESSION **ssl_sessions; +#endif +#ifdef CONFIG_SSL_CTX_MUTEXING + SSL_CTX_MUTEX_TYPE mutex; +#endif +#ifdef CONFIG_OPENSSL_COMPATIBLE + void *bonus_attr; +#endif +}; + +typedef struct _SSL_CTX SSL_CTX; + +/* backwards compatibility */ +typedef struct _SSL_CTX SSLCTX; + +extern const uint8_t ssl_prot_prefs[NUM_PROTOCOLS]; + +SSL *ssl_new(SSL_CTX *ssl_ctx, int client_fd); +void disposable_new(SSL *ssl); +void disposable_free(SSL *ssl); +int send_packet(SSL *ssl, uint8_t protocol, + const uint8_t *in, int length); +int do_svr_handshake(SSL *ssl, int handshake_type, uint8_t *buf, int hs_len); +int do_clnt_handshake(SSL *ssl, int handshake_type, uint8_t *buf, int hs_len); +int process_finished(SSL *ssl, int hs_len); +int process_sslv23_client_hello(SSL *ssl); +int send_alert(SSL *ssl, int error_code); +int send_finished(SSL *ssl); +int send_certificate(SSL *ssl); +int basic_read(SSL *ssl, uint8_t **in_data); +int send_change_cipher_spec(SSL *ssl); +void finished_digest(SSL *ssl, const char *label, uint8_t *digest); +void generate_master_secret(SSL *ssl, const uint8_t *premaster_secret); +void add_packet(SSL *ssl, const uint8_t *pkt, int len); +int add_cert(SSL_CTX *ssl_ctx, const uint8_t *buf, int len); +int add_private_key(SSL_CTX *ssl_ctx, SSLObjLoader *ssl_obj); +void ssl_obj_free(SSLObjLoader *ssl_obj); +int pkcs8_decode(SSL_CTX *ssl_ctx, SSLObjLoader *ssl_obj, const char *password); +int pkcs12_decode(SSL_CTX *ssl_ctx, SSLObjLoader *ssl_obj, const char *password); +int load_key_certs(SSL_CTX *ssl_ctx); +#ifdef CONFIG_SSL_CERT_VERIFICATION +int add_cert_auth(SSL_CTX *ssl_ctx, const uint8_t *buf, int len); +void remove_ca_certs(CA_CERT_CTX *ca_cert_ctx); +#endif +#ifdef CONFIG_SSL_ENABLE_CLIENT +int do_client_connect(SSL *ssl); +#endif + +#ifdef CONFIG_SSL_FULL_MODE +void DISPLAY_STATE(SSL *ssl, int is_send, uint8_t state, int not_ok); +void DISPLAY_BYTES(SSL *ssl, const char *format, + const uint8_t *data, int size, ...); +void DISPLAY_CERT(SSL *ssl, const X509_CTX *x509_ctx); +void DISPLAY_RSA(SSL *ssl, const RSA_CTX *rsa_ctx); +void DISPLAY_ALERT(SSL *ssl, int alert); +#else +#define DISPLAY_STATE(A,B,C,D) +#define DISPLAY_CERT(A,B) +#define DISPLAY_RSA(A,B) +#define DISPLAY_ALERT(A, B) +#ifdef WIN32 +void DISPLAY_BYTES(SSL *ssl, const char *format,/* win32 has no variadic macros */ + const uint8_t *data, int size, ...); +#else +#define DISPLAY_BYTES(A,B,C,D,...) +#endif +#endif + +#ifdef CONFIG_SSL_CERT_VERIFICATION +int process_certificate(SSL *ssl, X509_CTX **x509_ctx); +#endif + +SSL_SESSION *ssl_session_update(int max_sessions, + SSL_SESSION *ssl_sessions[], SSL *ssl, + const uint8_t *session_id); +void kill_ssl_session(SSL_SESSION **ssl_sessions, SSL *ssl); + +#ifdef __cplusplus +} +#endif + +#endif |