/* ssl/ssl_locl.h */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 AUTHOR 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. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. 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. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED 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 OpenSSL PROJECT OR * ITS 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. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #ifndef HEADER_SSL_LOCL_H #define HEADER_SSL_LOCL_H #include #include #include #include #include "openssl/e_os.h" #include #include #include #include #include #include #include #include #include #ifdef OPENSSL_BUILD_SHLIBSSL # undef OPENSSL_EXTERN # define OPENSSL_EXTERN OPENSSL_EXPORT #endif #define PKCS1_CHECK #define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \ l|=(((unsigned long)(*((c)++)))<< 8), \ l|=(((unsigned long)(*((c)++)))<<16), \ l|=(((unsigned long)(*((c)++)))<<24)) /* NOTE - c is not incremented as per c2l */ #define c2ln(c,l1,l2,n) { \ c+=n; \ l1=l2=0; \ switch (n) { \ case 8: l2 =((unsigned long)(*(--(c))))<<24; \ case 7: l2|=((unsigned long)(*(--(c))))<<16; \ case 6: l2|=((unsigned long)(*(--(c))))<< 8; \ case 5: l2|=((unsigned long)(*(--(c)))); \ case 4: l1 =((unsigned long)(*(--(c))))<<24; \ case 3: l1|=((unsigned long)(*(--(c))))<<16; \ case 2: l1|=((unsigned long)(*(--(c))))<< 8; \ case 1: l1|=((unsigned long)(*(--(c)))); \ } \ } #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ *((c)++)=(unsigned char)(((l)>>16)&0xff), \ *((c)++)=(unsigned char)(((l)>>24)&0xff)) #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24, \ l|=((unsigned long)(*((c)++)))<<16, \ l|=((unsigned long)(*((c)++)))<< 8, \ l|=((unsigned long)(*((c)++)))) #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ *((c)++)=(unsigned char)(((l)>>16)&0xff), \ *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ *((c)++)=(unsigned char)(((l) )&0xff)) /* NOTE - c is not incremented as per l2c */ #define l2cn(l1,l2,c,n) { \ c+=n; \ switch (n) { \ case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ } \ } #define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \ (((unsigned int)(c[1])) )),c+=2) #define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ c[1]=(unsigned char)(((s) )&0xff)),c+=2) #define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \ (((unsigned long)(c[1]))<< 8)| \ (((unsigned long)(c[2])) )),c+=3) #define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ c[1]=(unsigned char)(((l)>> 8)&0xff), \ c[2]=(unsigned char)(((l) )&0xff)),c+=3) /* LOCAL STUFF */ #define SSL_DECRYPT 0 #define SSL_ENCRYPT 1 #define TWO_BYTE_BIT 0x80 #define SEC_ESC_BIT 0x40 #define TWO_BYTE_MASK 0x7fff #define THREE_BYTE_MASK 0x3fff #define INC32(a) ((a)=((a)+1)&0xffffffffL) #define DEC32(a) ((a)=((a)-1)&0xffffffffL) #define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */ /* * Define the Bitmasks for SSL_CIPHER.algorithms. * This bits are used packed as dense as possible. If new methods/ciphers * etc will be added, the bits a likely to change, so this information * is for internal library use only, even though SSL_CIPHER.algorithms * can be publicly accessed. * Use the according functions for cipher management instead. * * The bit mask handling in the selection and sorting scheme in * ssl_create_cipher_list() has only limited capabilities, reflecting * that the different entities within are mutually exclusive: * ONLY ONE BIT PER MASK CAN BE SET AT A TIME. */ #define SSL_MKEY_MASK 0x0000003FL #define SSL_kRSA 0x00000001L /* RSA key exchange */ #define SSL_kDHr 0x00000002L /* DH cert RSA CA cert */ #define SSL_kDHd 0x00000004L /* DH cert DSA CA cert */ #define SSL_kFZA 0x00000008L #define SSL_kEDH 0x00000010L /* tmp DH key no DH cert */ #define SSL_kKRB5 0x00000020L /* Kerberos5 key exchange */ #define SSL_EDH (SSL_kEDH|(SSL_AUTH_MASK^SSL_aNULL)) #define SSL_AUTH_MASK 0x00000FC0L #define SSL_aRSA 0x00000040L /* Authenticate with RSA */ #define SSL_aDSS 0x00000080L /* Authenticate with DSS */ #define SSL_DSS SSL_aDSS #define SSL_aFZA 0x00000100L #define SSL_aNULL 0x00000200L /* no Authenticate, ADH */ #define SSL_aDH 0x00000400L /* no Authenticate, ADH */ #define SSL_aKRB5 0x00000800L /* Authenticate with KRB5 */ #define SSL_NULL (SSL_eNULL) #define SSL_ADH (SSL_kEDH|SSL_aNULL) #define SSL_RSA (SSL_kRSA|SSL_aRSA) #define SSL_DH (SSL_kDHr|SSL_kDHd|SSL_kEDH) #define SSL_FZA (SSL_aFZA|SSL_kFZA|SSL_eFZA) #define SSL_KRB5 (SSL_kKRB5|SSL_aKRB5) #define SSL_ENC_MASK 0x0087F000L #define SSL_DES 0x00001000L #define SSL_3DES 0x00002000L #define SSL_RC4 0x00004000L #define SSL_RC2 0x00008000L #define SSL_IDEA 0x00010000L #define SSL_eFZA 0x00020000L #define SSL_eNULL 0x00040000L #define SSL_AES 0x00800000L #define SSL_MAC_MASK 0x00180000L #define SSL_MD5 0x00080000L #define SSL_SHA1 0x00100000L #define SSL_SHA (SSL_SHA1) #define SSL_SSL_MASK 0x00600000L #define SSL_SSLV2 0x00200000L #define SSL_SSLV3 0x00400000L #define SSL_TLSV1 SSL_SSLV3 /* for now */ /* we have used 007fffff - 9 bits left to go */ /* * Export and cipher strength information. For each cipher we have to decide * whether it is exportable or not. This information is likely to change * over time, since the export control rules are no static technical issue. * * Independent of the export flag the cipher strength is sorted into classes. * SSL_EXP40 was denoting the 40bit US export limit of past times, which now * is at 56bit (SSL_EXP56). If the exportable cipher class is going to change * again (eg. to 64bit) the use of "SSL_EXP*" becomes blurred even more, * since SSL_EXP64 could be similar to SSL_LOW. * For this reason SSL_MICRO and SSL_MINI macros are included to widen the * namespace of SSL_LOW-SSL_HIGH to lower values. As development of speed * and ciphers goes, another extension to SSL_SUPER and/or SSL_ULTRA would * be possible. */ #define SSL_EXP_MASK 0x00000003L #define SSL_NOT_EXP 0x00000001L #define SSL_EXPORT 0x00000002L #define SSL_STRONG_MASK 0x0000007cL #define SSL_EXP40 0x00000004L #define SSL_MICRO (SSL_EXP40) #define SSL_EXP56 0x00000008L #define SSL_MINI (SSL_EXP56) #define SSL_LOW 0x00000010L #define SSL_MEDIUM 0x00000020L #define SSL_HIGH 0x00000040L /* we have used 0000007f - 25 bits left to go */ /* * Macros to check the export status and cipher strength for export ciphers. * Even though the macros for EXPORT and EXPORT40/56 have similar names, * their meaning is different: * *_EXPORT macros check the 'exportable' status. * *_EXPORT40/56 macros are used to check whether a certain cipher strength * is given. * Since the SSL_IS_EXPORT* and SSL_EXPORT* macros depend on the correct * algorithm structure element to be passed (algorithms, algo_strength) and no * typechecking can be done as they are all of type unsigned long, their * direct usage is discouraged. * Use the SSL_C_* macros instead. */ #define SSL_IS_EXPORT(a) ((a)&SSL_EXPORT) #define SSL_IS_EXPORT56(a) ((a)&SSL_EXP56) #define SSL_IS_EXPORT40(a) ((a)&SSL_EXP40) #define SSL_C_IS_EXPORT(c) SSL_IS_EXPORT((c)->algo_strength) #define SSL_C_IS_EXPORT56(c) SSL_IS_EXPORT56((c)->algo_strength) #define SSL_C_IS_EXPORT40(c) SSL_IS_EXPORT40((c)->algo_strength) #define SSL_EXPORT_KEYLENGTH(a,s) (SSL_IS_EXPORT40(s) ? 5 : \ ((a)&SSL_ENC_MASK) == SSL_DES ? 8 : 7) #define SSL_EXPORT_PKEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 512 : 1024) #define SSL_C_EXPORT_KEYLENGTH(c) SSL_EXPORT_KEYLENGTH((c)->algorithms, \ (c)->algo_strength) #define SSL_C_EXPORT_PKEYLENGTH(c) SSL_EXPORT_PKEYLENGTH((c)->algo_strength) #define SSL_ALL 0xffffffffL #define SSL_ALL_CIPHERS (SSL_MKEY_MASK|SSL_AUTH_MASK|SSL_ENC_MASK|\ SSL_MAC_MASK) #define SSL_ALL_STRENGTHS (SSL_EXP_MASK|SSL_STRONG_MASK) /* Mostly for SSLv3 */ #define SSL_PKEY_RSA_ENC 0 #define SSL_PKEY_RSA_SIGN 1 #define SSL_PKEY_DSA_SIGN 2 #define SSL_PKEY_DH_RSA 3 #define SSL_PKEY_DH_DSA 4 #define SSL_PKEY_NUM 5 /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) | * <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN) * SSL_kDH <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN) * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN * SSL_aRSA <- RSA_ENC | RSA_SIGN * SSL_aDSS <- DSA_SIGN */ /* #define CERT_INVALID 0 #define CERT_PUBLIC_KEY 1 #define CERT_PRIVATE_KEY 2 */ typedef struct cert_pkey_st { X509 *x509; EVP_PKEY *privatekey; } CERT_PKEY; typedef struct cert_st { /* Current active set */ CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array * Probably it would make more sense to store * an index, not a pointer. */ /* The following masks are for the key and auth * algorithms that are supported by the certs below */ int valid; unsigned long mask; unsigned long export_mask; #ifndef NO_RSA RSA *rsa_tmp; RSA *(*rsa_tmp_cb)(SSL *ssl,int is_export,int keysize); #endif #ifndef NO_DH DH *dh_tmp; DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize); #endif CERT_PKEY pkeys[SSL_PKEY_NUM]; int references; /* >1 only if SSL_copy_session_id is used */ } CERT; typedef struct sess_cert_st { STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */ /* The 'peer_...' members are used only by clients. */ int peer_cert_type; CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */ CERT_PKEY peer_pkeys[SSL_PKEY_NUM]; /* Obviously we don't have the private keys of these, * so maybe we shouldn't even use the CERT_PKEY type here. */ #ifndef NO_RSA RSA *peer_rsa_tmp; /* not used for SSL 2 */ #endif #ifndef NO_DH DH *peer_dh_tmp; /* not used for SSL 2 */ #endif int references; /* actually always 1 at the moment */ } SESS_CERT; /*#define MAC_DEBUG */ /*#define ERR_DEBUG */ /*#define ABORT_DEBUG */ /*#define PKT_DEBUG 1 */ /*#define DES_DEBUG */ /*#define DES_OFB_DEBUG */ /*#define SSL_DEBUG */ /*#define RSA_DEBUG */ /*#define IDEA_DEBUG */ #define FP_ICC (int (*)(const void *,const void *)) #define ssl_put_cipher_by_char(ssl,ciph,ptr) \ ((ssl)->method->put_cipher_by_char((ciph),(ptr))) #define ssl_get_cipher_by_char(ssl,ptr) \ ((ssl)->method->get_cipher_by_char(ptr)) /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff * It is a bit of a mess of functions, but hell, think of it as * an opaque structure :-) */ typedef struct ssl3_enc_method { int (*enc)(SSL *, int); int (*mac)(SSL *, unsigned char *, int); int (*setup_key_block)(SSL *); int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int); int (*change_cipher_state)(SSL *, int); int (*final_finish_mac)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char *, int, unsigned char *); int finish_mac_length; int (*cert_verify_mac)(SSL *, EVP_MD_CTX *, unsigned char *); const char *client_finished_label; int client_finished_label_len; const char *server_finished_label; int server_finished_label_len; int (*alert_value)(int); } SSL3_ENC_METHOD; /* Used for holding the relevant compression methods loaded into SSL_CTX */ typedef struct ssl3_comp_st { int comp_id; /* The identifier byte for this compression type */ char *name; /* Text name used for the compression type */ COMP_METHOD *method; /* The method :-) */ } SSL3_COMP; OPENSSL_EXTERN SSL3_ENC_METHOD ssl3_undef_enc_method; OPENSSL_EXTERN SSL_CIPHER ssl2_ciphers[]; OPENSSL_EXTERN SSL_CIPHER ssl3_ciphers[]; #ifdef VMS #undef SSL_COMP_get_compression_methods #define SSL_COMP_get_compression_methods SSL_COMP_get_compress_methods #endif SSL_METHOD *ssl_bad_method(int ver); SSL_METHOD *sslv2_base_method(void); SSL_METHOD *sslv23_base_method(void); SSL_METHOD *sslv3_base_method(void); void ssl_clear_cipher_ctx(SSL *s); int ssl_clear_bad_session(SSL *s); CERT *ssl_cert_new(void); CERT *ssl_cert_dup(CERT *cert); int ssl_cert_inst(CERT **o); void ssl_cert_free(CERT *c); SESS_CERT *ssl_sess_cert_new(void); void ssl_sess_cert_free(SESS_CERT *sc); int ssl_set_peer_cert_type(SESS_CERT *c, int type); int ssl_get_new_session(SSL *s, int session); int ssl_get_prev_session(SSL *s, unsigned char *session,int len); int ssl_cipher_id_cmp(const SSL_CIPHER *a,const SSL_CIPHER *b); int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, const SSL_CIPHER * const *bp); STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, STACK_OF(SSL_CIPHER) **skp); int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p); STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth, STACK_OF(SSL_CIPHER) **pref, STACK_OF(SSL_CIPHER) **sorted, const char *rule_str); void ssl_update_cache(SSL *s, int mode); int ssl_cipher_get_evp(SSL_SESSION *s,const EVP_CIPHER **enc,const EVP_MD **md, SSL_COMP **comp); int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk); int ssl_undefined_function(SSL *s); X509 *ssl_get_server_send_cert(SSL *); EVP_PKEY *ssl_get_sign_pkey(SSL *,SSL_CIPHER *); int ssl_cert_type(X509 *x,EVP_PKEY *pkey); void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher); STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s); int ssl_verify_alarm_type(long type); int ssl2_enc_init(SSL *s, int client); void ssl2_generate_key_material(SSL *s); void ssl2_enc(SSL *s,int send_data); void ssl2_mac(SSL *s,unsigned char *mac,int send_data); SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p); int ssl2_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); int ssl2_part_read(SSL *s, unsigned long f, int i); int ssl2_do_write(SSL *s); int ssl2_set_certificate(SSL *s, int type, int len, unsigned char *data); void ssl2_return_error(SSL *s,int reason); void ssl2_write_error(SSL *s); int ssl2_num_ciphers(void); SSL_CIPHER *ssl2_get_cipher(unsigned int u); int ssl2_new(SSL *s); void ssl2_free(SSL *s); int ssl2_accept(SSL *s); int ssl2_connect(SSL *s); int ssl2_read(SSL *s, void *buf, int len); int ssl2_peek(SSL *s, char *buf, int len); int ssl2_write(SSL *s, const void *buf, int len); int ssl2_shutdown(SSL *s); void ssl2_clear(SSL *s); long ssl2_ctrl(SSL *s,int cmd, long larg, char *parg); long ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg); long ssl2_callback_ctrl(SSL *s,int cmd, void (*fp)()); long ssl2_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)()); int ssl2_pending(SSL *s); SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p); int ssl3_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); void ssl3_init_finished_mac(SSL *s); int ssl3_send_server_certificate(SSL *s); int ssl3_get_finished(SSL *s,int state_a,int state_b); int ssl3_setup_key_block(SSL *s); int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b); int ssl3_change_cipher_state(SSL *s,int which); void ssl3_cleanup_key_block(SSL *s); int ssl3_do_write(SSL *s,int type); void ssl3_send_alert(SSL *s,int level, int desc); int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p, int len); int ssl3_get_req_cert_type(SSL *s,unsigned char *p); long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen); int ssl3_num_ciphers(void); SSL_CIPHER *ssl3_get_cipher(unsigned int u); int ssl3_renegotiate(SSL *ssl); int ssl3_renegotiate_check(SSL *ssl); int ssl3_dispatch_alert(SSL *s); int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); int ssl3_write_bytes(SSL *s, int type, const void *buf, int len); int ssl3_final_finish_mac(SSL *s, EVP_MD_CTX *ctx1, EVP_MD_CTX *ctx2, const char *sender, int slen,unsigned char *p); int ssl3_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p); void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len); int ssl3_enc(SSL *s, int send_data); int ssl3_mac(SSL *ssl, unsigned char *md, int send_data); unsigned long ssl3_output_cert_chain(SSL *s, X509 *x); SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *have, STACK_OF(SSL_CIPHER) *pref); int ssl3_setup_buffers(SSL *s); int ssl3_new(SSL *s); void ssl3_free(SSL *s); int ssl3_accept(SSL *s); int ssl3_connect(SSL *s); int ssl3_read(SSL *s, void *buf, int len); int ssl3_peek(SSL *s,char *buf, int len); int ssl3_write(SSL *s, const void *buf, int len); int ssl3_shutdown(SSL *s); void ssl3_clear(SSL *s); long ssl3_ctrl(SSL *s,int cmd, long larg, char *parg); long ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg); long ssl3_callback_ctrl(SSL *s,int cmd, void (*fp)()); long ssl3_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)()); int ssl3_pending(SSL *s); int ssl23_accept(SSL *s); int ssl23_connect(SSL *s); int ssl23_read_bytes(SSL *s, int n); int ssl23_write_bytes(SSL *s); int tls1_new(SSL *s); void tls1_free(SSL *s); void tls1_clear(SSL *s); long tls1_ctrl(SSL *s,int cmd, long larg, char *parg); long tls1_callback_ctrl(SSL *s,int cmd, void (*fp)()); SSL_METHOD *tlsv1_base_method(void ); int ssl_init_wbio_buffer(SSL *s, int push); void ssl_free_wbio_buffer(SSL *s); int tls1_change_cipher_state(SSL *s, int which); int tls1_setup_key_block(SSL *s); int tls1_enc(SSL *s, int snd); int tls1_final_finish_mac(SSL *s, EVP_MD_CTX *in1_ctx, EVP_MD_CTX *in2_ctx, const char *str, int slen, unsigned char *p); int tls1_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p); int tls1_mac(SSL *ssl, unsigned char *md, int snd); int tls1_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p, int len); int tls1_alert_code(int code); int ssl3_alert_code(int code); int ssl_ok(SSL *s); SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n); STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void); #endif