X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=engines%2Fe_aep.c;h=abcdb1538ff2a671f99381f775d92645d0cdca84;hp=b01d7094f4dab7a4370709ce2aa7879ed3b2d055;hb=2a74b62e3ae1b6916190ff19276ed49a9b728b8f;hpb=665dc3924d4f7771dbe17b7518ce3c6d3694a352 diff --git a/engines/e_aep.c b/engines/e_aep.c index b01d7094f4..abcdb1538f 100644 --- a/engines/e_aep.c +++ b/engines/e_aep.c @@ -1,6 +1,3 @@ -/* crypto/engine/hw_aep.c */ -/* - */ /* ==================================================================== * Copyright (c) 1999 The OpenSSL Project. All rights reserved. * @@ -9,7 +6,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -60,35 +57,51 @@ #include #include -#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__) -#include -#include +#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__) || defined(__MINGW32__) +# include +# include #else -#include +# include typedef int pid_t; #endif +#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB) +# define getpid GetThreadID +extern int GetThreadID(void); +#elif defined(_WIN32) && !defined(__WATCOMC__) +# define getpid _getpid +#endif + #include #include #include #include +#ifndef OPENSSL_NO_RSA +# include +#endif +#ifndef OPENSSL_NO_DSA +# include +#endif +#ifndef OPENSSL_NO_DH +# include +#endif #ifndef OPENSSL_NO_HW -#ifndef OPENSSL_NO_HW_AEP -#ifdef FLAT_INC -#include "aep.h" -#else -#include "vendor_defns/aep.h" -#endif +# ifndef OPENSSL_NO_HW_AEP +# ifdef FLAT_INC +# include "aep.h" +# else +# include "vendor_defns/aep.h" +# endif -#define AEP_LIB_NAME "aep engine" -#define FAIL_TO_SW 0x10101010 +# define AEP_LIB_NAME "aep engine" +# define FAIL_TO_SW 0x10101010 -#include "e_aep_err.c" +# include "e_aep_err.c" static int aep_init(ENGINE *e); static int aep_finish(ENGINE *e); -static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)()); +static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)); static int aep_destroy(ENGINE *e); static AEP_RV aep_get_connection(AEP_CONNECTION_HNDL_PTR hConnection); @@ -97,141 +110,152 @@ static AEP_RV aep_close_connection(AEP_CONNECTION_HNDL hConnection); static AEP_RV aep_close_all_connections(int use_engine_lock, int *in_use); /* BIGNUM stuff */ +# ifndef OPENSSL_NO_RSA static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx); + const BIGNUM *m, BN_CTX *ctx); -static AEP_RV aep_mod_exp_crt(BIGNUM *r,const BIGNUM *a, const BIGNUM *p, - const BIGNUM *q, const BIGNUM *dmp1,const BIGNUM *dmq1, - const BIGNUM *iqmp, BN_CTX *ctx); +static AEP_RV aep_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, + const BIGNUM *q, const BIGNUM *dmp1, + const BIGNUM *dmq1, const BIGNUM *iqmp, + BN_CTX *ctx); +# endif /* RSA stuff */ -#ifndef OPENSSL_NO_RSA -static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa); -#endif +# ifndef OPENSSL_NO_RSA +static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, + BN_CTX *ctx); +# endif /* This function is aliased to mod_exp (with the mont stuff dropped). */ +# ifndef OPENSSL_NO_RSA static int aep_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); + const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); +# endif /* DSA stuff */ -#ifndef OPENSSL_NO_DSA +# ifndef OPENSSL_NO_DSA static int aep_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1, - BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *in_mont); + BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m, + BN_CTX *ctx, BN_MONT_CTX *in_mont); static int aep_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, - BN_MONT_CTX *m_ctx); -#endif + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, + BN_MONT_CTX *m_ctx); +# endif /* DH stuff */ /* This function is aliased to mod_exp (with the DH and mont dropped). */ -#ifndef OPENSSL_NO_DH +# ifndef OPENSSL_NO_DH static int aep_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); -#endif + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, + BN_MONT_CTX *m_ctx); +# endif /* rand stuff */ -#ifdef AEPRAND +# ifdef AEPRAND static int aep_rand(unsigned char *buf, int num); static int aep_rand_status(void); -#endif +# endif /* Bignum conversion stuff */ -static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32* BigNumSize); +static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32 *BigNumSize); static AEP_RV MakeAEPBigNum(AEP_VOID_PTR ArbBigNum, AEP_U32 BigNumSize, - unsigned char* AEP_BigNum); -static AEP_RV ConvertAEPBigNum(void* ArbBigNum, AEP_U32 BigNumSize, - unsigned char* AEP_BigNum); + unsigned char *AEP_BigNum); +static AEP_RV ConvertAEPBigNum(void *ArbBigNum, AEP_U32 BigNumSize, + unsigned char *AEP_BigNum); /* The definitions for control commands specific to this engine */ -#define AEP_CMD_SO_PATH ENGINE_CMD_BASE -static const ENGINE_CMD_DEFN aep_cmd_defns[] = - { - { AEP_CMD_SO_PATH, - "SO_PATH", - "Specifies the path to the 'aep' shared library", - ENGINE_CMD_FLAG_STRING - }, - {0, NULL, NULL, 0} - }; - -#ifndef OPENSSL_NO_RSA +# define AEP_CMD_SO_PATH ENGINE_CMD_BASE +static const ENGINE_CMD_DEFN aep_cmd_defns[] = { + {AEP_CMD_SO_PATH, + "SO_PATH", + "Specifies the path to the 'aep' shared library", + ENGINE_CMD_FLAG_STRING}, + {0, NULL, NULL, 0} +}; + +# ifndef OPENSSL_NO_RSA /* Our internal RSA_METHOD that we provide pointers to */ -static RSA_METHOD aep_rsa = - { - "Aep RSA method", - NULL, /*rsa_pub_encrypt*/ - NULL, /*rsa_pub_decrypt*/ - NULL, /*rsa_priv_encrypt*/ - NULL, /*rsa_priv_encrypt*/ - aep_rsa_mod_exp, /*rsa_mod_exp*/ - aep_mod_exp_mont, /*bn_mod_exp*/ - NULL, /*init*/ - NULL, /*finish*/ - 0, /*flags*/ - NULL, /*app_data*/ - NULL, /*rsa_sign*/ - NULL /*rsa_verify*/ - }; -#endif - -#ifndef OPENSSL_NO_DSA +static RSA_METHOD aep_rsa = { + "Aep RSA method", + NULL, /* rsa_pub_encrypt */ + NULL, /* rsa_pub_decrypt */ + NULL, /* rsa_priv_encrypt */ + NULL, /* rsa_priv_encrypt */ + aep_rsa_mod_exp, /* rsa_mod_exp */ + aep_mod_exp_mont, /* bn_mod_exp */ + NULL, /* init */ + NULL, /* finish */ + 0, /* flags */ + NULL, /* app_data */ + NULL, /* rsa_sign */ + NULL, /* rsa_verify */ + NULL /* rsa_keygen */ +}; +# endif + +# ifndef OPENSSL_NO_DSA /* Our internal DSA_METHOD that we provide pointers to */ -static DSA_METHOD aep_dsa = - { - "Aep DSA method", - NULL, /* dsa_do_sign */ - NULL, /* dsa_sign_setup */ - NULL, /* dsa_do_verify */ - aep_dsa_mod_exp, /* dsa_mod_exp */ - aep_mod_exp_dsa, /* bn_mod_exp */ - NULL, /* init */ - NULL, /* finish */ - 0, /* flags */ - NULL /* app_data */ - }; -#endif - -#ifndef OPENSSL_NO_DH +static DSA_METHOD aep_dsa = { + "Aep DSA method", + NULL, /* dsa_do_sign */ + NULL, /* dsa_sign_setup */ + NULL, /* dsa_do_verify */ + aep_dsa_mod_exp, /* dsa_mod_exp */ + aep_mod_exp_dsa, /* bn_mod_exp */ + NULL, /* init */ + NULL, /* finish */ + 0, /* flags */ + NULL, /* app_data */ + NULL, /* dsa_paramgen */ + NULL /* dsa_keygen */ +}; +# endif + +# ifndef OPENSSL_NO_DH /* Our internal DH_METHOD that we provide pointers to */ -static DH_METHOD aep_dh = - { - "Aep DH method", - NULL, - NULL, - aep_mod_exp_dh, - NULL, - NULL, - 0, - NULL - }; -#endif - -#ifdef AEPRAND +static DH_METHOD aep_dh = { + "Aep DH method", + NULL, + NULL, + aep_mod_exp_dh, + NULL, + NULL, + 0, + NULL, + NULL +}; +# endif + +# ifdef AEPRAND /* our internal RAND_method that we provide pointers to */ -static RAND_METHOD aep_random = - { - /*"AEP RAND method", */ - NULL, - aep_rand, - NULL, - NULL, - aep_rand, - aep_rand_status, - }; -#endif +static RAND_METHOD aep_random = { + /* + * "AEP RAND method", + */ + NULL, + aep_rand, + NULL, + NULL, + aep_rand, + aep_rand_status, +}; +# endif -/*Define an array of structures to hold connections*/ +/* + * Define an array of structures to hold connections + */ static AEP_CONNECTION_ENTRY aep_app_conn_table[MAX_PROCESS_CONNECTIONS]; -/*Used to determine if this is a new process*/ -static pid_t recorded_pid = 0; +/* + * Used to determine if this is a new process + */ +static pid_t recorded_pid = 0; -#ifdef AEPRAND -static AEP_U8 rand_block[RAND_BLK_SIZE]; -static AEP_U32 rand_block_bytes = 0; -#endif +# ifdef AEPRAND +static AEP_U8 rand_block[RAND_BLK_SIZE]; +static AEP_U32 rand_block_bytes = 0; +# endif /* Constants used when creating the ENGINE */ static const char *engine_aep_id = "aep"; @@ -239,881 +263,920 @@ static const char *engine_aep_name = "Aep hardware engine support"; static int max_key_len = 2176; - -/* This internal function is used by ENGINE_aep() and possibly by the - * "dynamic" ENGINE support too */ +/* + * This internal function is used by ENGINE_aep() and possibly by the + * "dynamic" ENGINE support too + */ static int bind_aep(ENGINE *e) - { -#ifndef OPENSSL_NO_RSA - const RSA_METHOD *meth1; -#endif -#ifndef OPENSSL_NO_DSA - const DSA_METHOD *meth2; -#endif -#ifndef OPENSSL_NO_DH - const DH_METHOD *meth3; -#endif - - if(!ENGINE_set_id(e, engine_aep_id) || - !ENGINE_set_name(e, engine_aep_name) || -#ifndef OPENSSL_NO_RSA - !ENGINE_set_RSA(e, &aep_rsa) || -#endif -#ifndef OPENSSL_NO_DSA - !ENGINE_set_DSA(e, &aep_dsa) || -#endif -#ifndef OPENSSL_NO_DH - !ENGINE_set_DH(e, &aep_dh) || -#endif -#ifdef AEPRAND - !ENGINE_set_RAND(e, &aep_random) || -#endif - !ENGINE_set_init_function(e, aep_init) || - !ENGINE_set_destroy_function(e, aep_destroy) || - !ENGINE_set_finish_function(e, aep_finish) || - !ENGINE_set_ctrl_function(e, aep_ctrl) || - !ENGINE_set_cmd_defns(e, aep_cmd_defns)) - return 0; - -#ifndef OPENSSL_NO_RSA - /* We know that the "PKCS1_SSLeay()" functions hook properly - * to the aep-specific mod_exp and mod_exp_crt so we use - * those functions. NB: We don't use ENGINE_openssl() or - * anything "more generic" because something like the RSAref - * code may not hook properly, and if you own one of these - * cards then you have the right to do RSA operations on it - * anyway! */ - meth1 = RSA_PKCS1_SSLeay(); - aep_rsa.rsa_pub_enc = meth1->rsa_pub_enc; - aep_rsa.rsa_pub_dec = meth1->rsa_pub_dec; - aep_rsa.rsa_priv_enc = meth1->rsa_priv_enc; - aep_rsa.rsa_priv_dec = meth1->rsa_priv_dec; -#endif - - -#ifndef OPENSSL_NO_DSA - /* Use the DSA_OpenSSL() method and just hook the mod_exp-ish - * bits. */ - meth2 = DSA_OpenSSL(); - aep_dsa.dsa_do_sign = meth2->dsa_do_sign; - aep_dsa.dsa_sign_setup = meth2->dsa_sign_setup; - aep_dsa.dsa_do_verify = meth2->dsa_do_verify; - - aep_dsa = *DSA_get_default_method(); - aep_dsa.dsa_mod_exp = aep_dsa_mod_exp; - aep_dsa.bn_mod_exp = aep_mod_exp_dsa; -#endif - -#ifndef OPENSSL_NO_DH - /* Much the same for Diffie-Hellman */ - meth3 = DH_OpenSSL(); - aep_dh.generate_key = meth3->generate_key; - aep_dh.compute_key = meth3->compute_key; - aep_dh.bn_mod_exp = meth3->bn_mod_exp; -#endif - - /* Ensure the aep error handling is set up */ - ERR_load_AEPHK_strings(); - - return 1; +{ +# ifndef OPENSSL_NO_RSA + const RSA_METHOD *meth1; +# endif +# ifndef OPENSSL_NO_DSA + const DSA_METHOD *meth2; +# endif +# ifndef OPENSSL_NO_DH + const DH_METHOD *meth3; +# endif + + if (!ENGINE_set_id(e, engine_aep_id) || + !ENGINE_set_name(e, engine_aep_name) || +# ifndef OPENSSL_NO_RSA + !ENGINE_set_RSA(e, &aep_rsa) || +# endif +# ifndef OPENSSL_NO_DSA + !ENGINE_set_DSA(e, &aep_dsa) || +# endif +# ifndef OPENSSL_NO_DH + !ENGINE_set_DH(e, &aep_dh) || +# endif +# ifdef AEPRAND + !ENGINE_set_RAND(e, &aep_random) || +# endif + !ENGINE_set_init_function(e, aep_init) || + !ENGINE_set_destroy_function(e, aep_destroy) || + !ENGINE_set_finish_function(e, aep_finish) || + !ENGINE_set_ctrl_function(e, aep_ctrl) || + !ENGINE_set_cmd_defns(e, aep_cmd_defns)) + return 0; + +# ifndef OPENSSL_NO_RSA + /* + * We know that the "PKCS1_SSLeay()" functions hook properly to the + * aep-specific mod_exp and mod_exp_crt so we use those functions. NB: We + * don't use ENGINE_openssl() or anything "more generic" because + * something like the RSAref code may not hook properly, and if you own + * one of these cards then you have the right to do RSA operations on it + * anyway! + */ + meth1 = RSA_PKCS1_SSLeay(); + aep_rsa.rsa_pub_enc = meth1->rsa_pub_enc; + aep_rsa.rsa_pub_dec = meth1->rsa_pub_dec; + aep_rsa.rsa_priv_enc = meth1->rsa_priv_enc; + aep_rsa.rsa_priv_dec = meth1->rsa_priv_dec; +# endif + +# ifndef OPENSSL_NO_DSA + /* + * Use the DSA_OpenSSL() method and just hook the mod_exp-ish bits. + */ + meth2 = DSA_OpenSSL(); + aep_dsa.dsa_do_sign = meth2->dsa_do_sign; + aep_dsa.dsa_sign_setup = meth2->dsa_sign_setup; + aep_dsa.dsa_do_verify = meth2->dsa_do_verify; + + aep_dsa = *DSA_get_default_method(); + aep_dsa.dsa_mod_exp = aep_dsa_mod_exp; + aep_dsa.bn_mod_exp = aep_mod_exp_dsa; +# endif + +# ifndef OPENSSL_NO_DH + /* Much the same for Diffie-Hellman */ + meth3 = DH_OpenSSL(); + aep_dh.generate_key = meth3->generate_key; + aep_dh.compute_key = meth3->compute_key; + aep_dh.bn_mod_exp = meth3->bn_mod_exp; +# endif + + /* Ensure the aep error handling is set up */ + ERR_load_AEPHK_strings(); + + return 1; } -#ifndef OPENSSL_NO_DYNAMIC_ENGINE +# ifndef OPENSSL_NO_DYNAMIC_ENGINE static int bind_helper(ENGINE *e, const char *id) - { - if(id && (strcmp(id, engine_aep_id) != 0)) - return 0; - if(!bind_aep(e)) - return 0; - return 1; - } +{ + if (id && (strcmp(id, engine_aep_id) != 0)) + return 0; + if (!bind_aep(e)) + return 0; + return 1; +} + IMPLEMENT_DYNAMIC_CHECK_FN() -IMPLEMENT_DYNAMIC_BIND_FN(bind_helper) -#else + IMPLEMENT_DYNAMIC_BIND_FN(bind_helper) +# else static ENGINE *engine_aep(void) - { - ENGINE *ret = ENGINE_new(); - if(!ret) - return NULL; - if(!bind_aep(ret)) - { - ENGINE_free(ret); - return NULL; - } - return ret; - } +{ + ENGINE *ret = ENGINE_new(); + if (!ret) + return NULL; + if (!bind_aep(ret)) { + ENGINE_free(ret); + return NULL; + } + return ret; +} void ENGINE_load_aep(void) - { - /* Copied from eng_[openssl|dyn].c */ - ENGINE *toadd = engine_aep(); - if(!toadd) return; - ENGINE_add(toadd); - ENGINE_free(toadd); - ERR_clear_error(); - } -#endif +{ + /* Copied from eng_[openssl|dyn].c */ + ENGINE *toadd = engine_aep(); + if (!toadd) + return; + ENGINE_add(toadd); + ENGINE_free(toadd); + ERR_clear_error(); +} +# endif -/* This is a process-global DSO handle used for loading and unloading - * the Aep library. NB: This is only set (or unset) during an - * init() or finish() call (reference counts permitting) and they're - * operating with global locks, so this should be thread-safe - * implicitly. */ +/* + * This is a process-global DSO handle used for loading and unloading the Aep + * library. NB: This is only set (or unset) during an init() or finish() call + * (reference counts permitting) and they're operating with global locks, so + * this should be thread-safe implicitly. + */ static DSO *aep_dso = NULL; -/* These are the static string constants for the DSO file name and the function - * symbol names to bind to. -*/ +/* + * These are the static string constants for the DSO file name and the + * function symbol names to bind to. + */ static const char *AEP_LIBNAME = NULL; static const char *get_AEP_LIBNAME(void) - { - if(AEP_LIBNAME) - return AEP_LIBNAME; - return "aep"; - } +{ + if (AEP_LIBNAME) + return AEP_LIBNAME; + return "aep"; +} + static void free_AEP_LIBNAME(void) - { - if(AEP_LIBNAME) - OPENSSL_free((void*)AEP_LIBNAME); - AEP_LIBNAME = NULL; - } +{ + OPENSSL_free(AEP_LIBNAME); + AEP_LIBNAME = NULL; +} + static long set_AEP_LIBNAME(const char *name) - { - free_AEP_LIBNAME(); - return ((AEP_LIBNAME = BUF_strdup(name)) != NULL ? 1 : 0); - } - -static const char *AEP_F1 = "AEP_ModExp"; -static const char *AEP_F2 = "AEP_ModExpCrt"; -#ifdef AEPRAND -static const char *AEP_F3 = "AEP_GenRandom"; -#endif -static const char *AEP_F4 = "AEP_Finalize"; -static const char *AEP_F5 = "AEP_Initialize"; -static const char *AEP_F6 = "AEP_OpenConnection"; -static const char *AEP_F7 = "AEP_SetBNCallBacks"; -static const char *AEP_F8 = "AEP_CloseConnection"; - -/* These are the function pointers that are (un)set when the library has - * successfully (un)loaded. */ -static t_AEP_OpenConnection *p_AEP_OpenConnection = NULL; -static t_AEP_CloseConnection *p_AEP_CloseConnection = NULL; -static t_AEP_ModExp *p_AEP_ModExp = NULL; -static t_AEP_ModExpCrt *p_AEP_ModExpCrt = NULL; -#ifdef AEPRAND -static t_AEP_GenRandom *p_AEP_GenRandom = NULL; -#endif -static t_AEP_Initialize *p_AEP_Initialize = NULL; -static t_AEP_Finalize *p_AEP_Finalize = NULL; -static t_AEP_SetBNCallBacks *p_AEP_SetBNCallBacks = NULL; +{ + free_AEP_LIBNAME(); + return ((AEP_LIBNAME = BUF_strdup(name)) != NULL ? 1 : 0); +} + +static const char *AEP_F1 = "AEP_ModExp"; +static const char *AEP_F2 = "AEP_ModExpCrt"; +# ifdef AEPRAND +static const char *AEP_F3 = "AEP_GenRandom"; +# endif +static const char *AEP_F4 = "AEP_Finalize"; +static const char *AEP_F5 = "AEP_Initialize"; +static const char *AEP_F6 = "AEP_OpenConnection"; +static const char *AEP_F7 = "AEP_SetBNCallBacks"; +static const char *AEP_F8 = "AEP_CloseConnection"; + +/* + * These are the function pointers that are (un)set when the library has + * successfully (un)loaded. + */ +static t_AEP_OpenConnection *p_AEP_OpenConnection = NULL; +static t_AEP_CloseConnection *p_AEP_CloseConnection = NULL; +static t_AEP_ModExp *p_AEP_ModExp = NULL; +static t_AEP_ModExpCrt *p_AEP_ModExpCrt = NULL; +# ifdef AEPRAND +static t_AEP_GenRandom *p_AEP_GenRandom = NULL; +# endif +static t_AEP_Initialize *p_AEP_Initialize = NULL; +static t_AEP_Finalize *p_AEP_Finalize = NULL; +static t_AEP_SetBNCallBacks *p_AEP_SetBNCallBacks = NULL; /* (de)initialisation functions. */ static int aep_init(ENGINE *e) - { - t_AEP_ModExp *p1; - t_AEP_ModExpCrt *p2; -#ifdef AEPRAND - t_AEP_GenRandom *p3; -#endif - t_AEP_Finalize *p4; - t_AEP_Initialize *p5; - t_AEP_OpenConnection *p6; - t_AEP_SetBNCallBacks *p7; - t_AEP_CloseConnection *p8; - - int to_return = 0; - - if(aep_dso != NULL) - { - AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_ALREADY_LOADED); - goto err; - } - /* Attempt to load libaep.so. */ - - aep_dso = DSO_load(NULL, get_AEP_LIBNAME(), NULL, 0); - - if(aep_dso == NULL) - { - AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_NOT_LOADED); - goto err; - } - - if( !(p1 = (t_AEP_ModExp *) DSO_bind_func( aep_dso,AEP_F1)) || - !(p2 = (t_AEP_ModExpCrt*) DSO_bind_func( aep_dso,AEP_F2)) || -#ifdef AEPRAND - !(p3 = (t_AEP_GenRandom*) DSO_bind_func( aep_dso,AEP_F3)) || -#endif - !(p4 = (t_AEP_Finalize*) DSO_bind_func( aep_dso,AEP_F4)) || - !(p5 = (t_AEP_Initialize*) DSO_bind_func( aep_dso,AEP_F5)) || - !(p6 = (t_AEP_OpenConnection*) DSO_bind_func( aep_dso,AEP_F6)) || - !(p7 = (t_AEP_SetBNCallBacks*) DSO_bind_func( aep_dso,AEP_F7)) || - !(p8 = (t_AEP_CloseConnection*) DSO_bind_func( aep_dso,AEP_F8))) - { - AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_NOT_LOADED); - goto err; - } - - /* Copy the pointers */ - - p_AEP_ModExp = p1; - p_AEP_ModExpCrt = p2; -#ifdef AEPRAND - p_AEP_GenRandom = p3; -#endif - p_AEP_Finalize = p4; - p_AEP_Initialize = p5; - p_AEP_OpenConnection = p6; - p_AEP_SetBNCallBacks = p7; - p_AEP_CloseConnection = p8; - - to_return = 1; - - return to_return; - - err: - - if(aep_dso) - DSO_free(aep_dso); - - p_AEP_OpenConnection = NULL; - p_AEP_ModExp = NULL; - p_AEP_ModExpCrt = NULL; -#ifdef AEPRAND - p_AEP_GenRandom = NULL; -#endif - p_AEP_Initialize = NULL; - p_AEP_Finalize = NULL; - p_AEP_SetBNCallBacks = NULL; - p_AEP_CloseConnection = NULL; +{ + t_AEP_ModExp *p1; + t_AEP_ModExpCrt *p2; +# ifdef AEPRAND + t_AEP_GenRandom *p3; +# endif + t_AEP_Finalize *p4; + t_AEP_Initialize *p5; + t_AEP_OpenConnection *p6; + t_AEP_SetBNCallBacks *p7; + t_AEP_CloseConnection *p8; + + int to_return = 0; + + if (aep_dso != NULL) { + AEPHKerr(AEPHK_F_AEP_INIT, AEPHK_R_ALREADY_LOADED); + goto err; + } + /* Attempt to load libaep.so. */ + + aep_dso = DSO_load(NULL, get_AEP_LIBNAME(), NULL, 0); + if (aep_dso == NULL) { + AEPHKerr(AEPHK_F_AEP_INIT, AEPHK_R_NOT_LOADED); + goto err; + } + +#define BINDIT(t, name) (t *)DSO_bind_func(aep_dso, name) + if ((p1 = BINDIT(t_AEP_ModExp, AEP_F1)) == NULL + || (p2 = BINDIT(t_AEP_ModExpCrt, AEP_F2)) == NULL +# ifdef AEPRAND + || (p3 = BINDIT(t_AEP_GenRandom, AEP_F3)) == NULL +# endif + || (p4 = BINDIT(t_AEP_Finalize, AEP_F4)) == NULL + || (p5 = BINDIT(t_AEP_Initialize, AEP_F5)) == NULL + || (p6 = BINDIT(t_AEP_OpenConnection, AEP_F6)) == NULL + || (p7 = BINDIT(t_AEP_SetBNCallBacks, AEP_F7)) == NULL + || (p8 = BINDIT(t_AEP_CloseConnection, AEP_F8)) == NULL) { + AEPHKerr(AEPHK_F_AEP_INIT, AEPHK_R_NOT_LOADED); + goto err; + } + + /* Copy the pointers */ + + p_AEP_ModExp = p1; + p_AEP_ModExpCrt = p2; +# ifdef AEPRAND + p_AEP_GenRandom = p3; +# endif + p_AEP_Finalize = p4; + p_AEP_Initialize = p5; + p_AEP_OpenConnection = p6; + p_AEP_SetBNCallBacks = p7; + p_AEP_CloseConnection = p8; + + to_return = 1; + + return to_return; + + err: - return to_return; - } + DSO_free(aep_dso); + aep_dso = NULL; + + p_AEP_OpenConnection = NULL; + p_AEP_ModExp = NULL; + p_AEP_ModExpCrt = NULL; +# ifdef AEPRAND + p_AEP_GenRandom = NULL; +# endif + p_AEP_Initialize = NULL; + p_AEP_Finalize = NULL; + p_AEP_SetBNCallBacks = NULL; + p_AEP_CloseConnection = NULL; + + return to_return; +} /* Destructor (complements the "ENGINE_aep()" constructor) */ static int aep_destroy(ENGINE *e) - { - free_AEP_LIBNAME(); - ERR_unload_AEPHK_strings(); - return 1; - } +{ + free_AEP_LIBNAME(); + ERR_unload_AEPHK_strings(); + return 1; +} static int aep_finish(ENGINE *e) - { - int to_return = 0, in_use; - AEP_RV rv; - - if(aep_dso == NULL) - { - AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_NOT_LOADED); - goto err; - } - - rv = aep_close_all_connections(0, &in_use); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_CLOSE_HANDLES_FAILED); - goto err; - } - if (in_use) - { - AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_CONNECTIONS_IN_USE); - goto err; - } - - rv = p_AEP_Finalize(); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_FINALIZE_FAILED); - goto err; - } - - if(!DSO_free(aep_dso)) - { - AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_UNIT_FAILURE); - goto err; - } - - aep_dso = NULL; - p_AEP_CloseConnection = NULL; - p_AEP_OpenConnection = NULL; - p_AEP_ModExp = NULL; - p_AEP_ModExpCrt = NULL; -#ifdef AEPRAND - p_AEP_GenRandom = NULL; -#endif - p_AEP_Initialize = NULL; - p_AEP_Finalize = NULL; - p_AEP_SetBNCallBacks = NULL; - - to_return = 1; +{ + int to_return = 0, in_use; + AEP_RV rv; + + if (aep_dso == NULL) { + AEPHKerr(AEPHK_F_AEP_FINISH, AEPHK_R_NOT_LOADED); + goto err; + } + + rv = aep_close_all_connections(0, &in_use); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_FINISH, AEPHK_R_CLOSE_HANDLES_FAILED); + goto err; + } + if (in_use) { + AEPHKerr(AEPHK_F_AEP_FINISH, AEPHK_R_CONNECTIONS_IN_USE); + goto err; + } + + rv = p_AEP_Finalize(); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_FINISH, AEPHK_R_FINALIZE_FAILED); + goto err; + } + + if (!DSO_free(aep_dso)) { + AEPHKerr(AEPHK_F_AEP_FINISH, AEPHK_R_UNIT_FAILURE); + goto err; + } + + aep_dso = NULL; + p_AEP_CloseConnection = NULL; + p_AEP_OpenConnection = NULL; + p_AEP_ModExp = NULL; + p_AEP_ModExpCrt = NULL; +# ifdef AEPRAND + p_AEP_GenRandom = NULL; +# endif + p_AEP_Initialize = NULL; + p_AEP_Finalize = NULL; + p_AEP_SetBNCallBacks = NULL; + + to_return = 1; err: - return to_return; - } - -static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)()) - { - int initialised = ((aep_dso == NULL) ? 0 : 1); - switch(cmd) - { - case AEP_CMD_SO_PATH: - if(p == NULL) - { - AEPHKerr(AEPHK_F_AEP_CTRL, - ERR_R_PASSED_NULL_PARAMETER); - return 0; - } - if(initialised) - { - AEPHKerr(AEPHK_F_AEP_CTRL, - AEPHK_R_ALREADY_LOADED); - return 0; - } - return set_AEP_LIBNAME((const char*)p); - default: - break; - } - AEPHKerr(AEPHK_F_AEP_CTRL,AEPHK_R_CTRL_COMMAND_NOT_IMPLEMENTED); - return 0; - } + return to_return; +} + +static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)) +{ + int initialised = ((aep_dso == NULL) ? 0 : 1); + switch (cmd) { + case AEP_CMD_SO_PATH: + if (p == NULL) { + AEPHKerr(AEPHK_F_AEP_CTRL, ERR_R_PASSED_NULL_PARAMETER); + return 0; + } + if (initialised) { + AEPHKerr(AEPHK_F_AEP_CTRL, AEPHK_R_ALREADY_LOADED); + return 0; + } + return set_AEP_LIBNAME((const char *)p); + default: + break; + } + AEPHKerr(AEPHK_F_AEP_CTRL, AEPHK_R_CTRL_COMMAND_NOT_IMPLEMENTED); + return 0; +} static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx) - { - int to_return = 0; - int r_len = 0; - AEP_CONNECTION_HNDL hConnection; - AEP_RV rv; - - r_len = BN_num_bits(m); - - /* Perform in software if modulus is too large for hardware. */ - - if (r_len > max_key_len){ - AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_SIZE_TOO_LARGE_OR_TOO_SMALL); - return BN_mod_exp(r, a, p, m, ctx); - } - - /*Grab a connection from the pool*/ - rv = aep_get_connection(&hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_MOD_EXP,AEPHK_R_GET_HANDLE_FAILED); - return BN_mod_exp(r, a, p, m, ctx); - } - - /*To the card with the mod exp*/ - rv = p_AEP_ModExp(hConnection,(void*)a, (void*)p,(void*)m, (void*)r,NULL); - - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_MOD_EXP,AEPHK_R_MOD_EXP_FAILED); - rv = aep_close_connection(hConnection); - return BN_mod_exp(r, a, p, m, ctx); - } - - /*Return the connection to the pool*/ - rv = aep_return_connection(hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED); - goto err; - } - - to_return = 1; + const BIGNUM *m, BN_CTX *ctx) +{ + int to_return = 0; + int r_len = 0; + AEP_CONNECTION_HNDL hConnection; + AEP_RV rv; + + r_len = BN_num_bits(m); + + /* Perform in software if modulus is too large for hardware. */ + + if (r_len > max_key_len) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_SIZE_TOO_LARGE_OR_TOO_SMALL); + return BN_mod_exp(r, a, p, m, ctx); + } + + /* + * Grab a connection from the pool + */ + rv = aep_get_connection(&hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_GET_HANDLE_FAILED); + return BN_mod_exp(r, a, p, m, ctx); + } + + /* + * To the card with the mod exp + */ + rv = p_AEP_ModExp(hConnection, (void *)a, (void *)p, (void *)m, (void *)r, + NULL); + + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_MOD_EXP_FAILED); + rv = aep_close_connection(hConnection); + return BN_mod_exp(r, a, p, m, ctx); + } + + /* + * Return the connection to the pool + */ + rv = aep_return_connection(hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_RETURN_CONNECTION_FAILED); + goto err; + } + + to_return = 1; err: - return to_return; - } - + return to_return; +} + +# ifndef OPENSSL_NO_RSA static AEP_RV aep_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *q, const BIGNUM *dmp1, - const BIGNUM *dmq1,const BIGNUM *iqmp, BN_CTX *ctx) - { - AEP_RV rv = AEP_R_OK; - AEP_CONNECTION_HNDL hConnection; - - /*Grab a connection from the pool*/ - rv = aep_get_connection(&hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT,AEPHK_R_GET_HANDLE_FAILED); - return FAIL_TO_SW; - } - - /*To the card with the mod exp*/ - rv = p_AEP_ModExpCrt(hConnection,(void*)a, (void*)p, (void*)q, (void*)dmp1,(void*)dmq1, - (void*)iqmp,(void*)r,NULL); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT,AEPHK_R_MOD_EXP_CRT_FAILED); - rv = aep_close_connection(hConnection); - return FAIL_TO_SW; - } - - /*Return the connection to the pool*/ - rv = aep_return_connection(hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED); - goto err; - } - + const BIGNUM *q, const BIGNUM *dmp1, + const BIGNUM *dmq1, const BIGNUM *iqmp, + BN_CTX *ctx) +{ + AEP_RV rv = AEP_R_OK; + AEP_CONNECTION_HNDL hConnection; + + /* + * Grab a connection from the pool + */ + rv = aep_get_connection(&hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT, AEPHK_R_GET_HANDLE_FAILED); + return FAIL_TO_SW; + } + + /* + * To the card with the mod exp + */ + rv = p_AEP_ModExpCrt(hConnection, (void *)a, (void *)p, (void *)q, + (void *)dmp1, (void *)dmq1, (void *)iqmp, (void *)r, + NULL); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT, AEPHK_R_MOD_EXP_CRT_FAILED); + rv = aep_close_connection(hConnection); + return FAIL_TO_SW; + } + + /* + * Return the connection to the pool + */ + rv = aep_return_connection(hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT, AEPHK_R_RETURN_CONNECTION_FAILED); + goto err; + } + err: - return rv; - } - - -#ifdef AEPRAND -static int aep_rand(unsigned char *buf,int len ) - { - AEP_RV rv = AEP_R_OK; - AEP_CONNECTION_HNDL hConnection; - - CRYPTO_w_lock(CRYPTO_LOCK_RAND); - - /*Can the request be serviced with what's already in the buffer?*/ - if (len <= rand_block_bytes) - { - memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len); - rand_block_bytes -= len; - CRYPTO_w_unlock(CRYPTO_LOCK_RAND); - } - else - /*If not the get another block of random bytes*/ - { - CRYPTO_w_unlock(CRYPTO_LOCK_RAND); - - rv = aep_get_connection(&hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_HANDLE_FAILED); - goto err_nounlock; - } - - if (len > RAND_BLK_SIZE) - { - rv = p_AEP_GenRandom(hConnection, len, 2, buf, NULL); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_RANDOM_FAILED); - goto err_nounlock; - } - } - else - { - CRYPTO_w_lock(CRYPTO_LOCK_RAND); - - rv = p_AEP_GenRandom(hConnection, RAND_BLK_SIZE, 2, &rand_block[0], NULL); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_RANDOM_FAILED); - - goto err; - } - - rand_block_bytes = RAND_BLK_SIZE; - - memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len); - rand_block_bytes -= len; - - CRYPTO_w_unlock(CRYPTO_LOCK_RAND); - } - - rv = aep_return_connection(hConnection); - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED); - - goto err_nounlock; - } - } - - return 1; + return rv; +} +# endif + +# ifdef AEPRAND +static int aep_rand(unsigned char *buf, int len) +{ + AEP_RV rv = AEP_R_OK; + AEP_CONNECTION_HNDL hConnection; + + CRYPTO_w_lock(CRYPTO_LOCK_RAND); + + /* + * Can the request be serviced with what's already in the buffer? + */ + if (len <= rand_block_bytes) { + memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len); + rand_block_bytes -= len; + CRYPTO_w_unlock(CRYPTO_LOCK_RAND); + } else + /* + * If not the get another block of random bytes + */ + { + CRYPTO_w_unlock(CRYPTO_LOCK_RAND); + + rv = aep_get_connection(&hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_RAND, AEPHK_R_GET_HANDLE_FAILED); + goto err_nounlock; + } + + if (len > RAND_BLK_SIZE) { + rv = p_AEP_GenRandom(hConnection, len, 2, buf, NULL); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_RAND, AEPHK_R_GET_RANDOM_FAILED); + goto err_nounlock; + } + } else { + CRYPTO_w_lock(CRYPTO_LOCK_RAND); + + rv = p_AEP_GenRandom(hConnection, RAND_BLK_SIZE, 2, + &rand_block[0], NULL); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_RAND, AEPHK_R_GET_RANDOM_FAILED); + + goto err; + } + + rand_block_bytes = RAND_BLK_SIZE; + + memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len); + rand_block_bytes -= len; + + CRYPTO_w_unlock(CRYPTO_LOCK_RAND); + } + + rv = aep_return_connection(hConnection); + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_RAND, AEPHK_R_RETURN_CONNECTION_FAILED); + + goto err_nounlock; + } + } + + return 1; err: - CRYPTO_w_unlock(CRYPTO_LOCK_RAND); + CRYPTO_w_unlock(CRYPTO_LOCK_RAND); err_nounlock: - return 0; - } - + return 0; +} + static int aep_rand_status(void) { - return 1; + return 1; } -#endif +# endif -#ifndef OPENSSL_NO_RSA -static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa) - { - BN_CTX *ctx = NULL; - int to_return = 0; - AEP_RV rv = AEP_R_OK; - - if ((ctx = BN_CTX_new()) == NULL) - goto err; - - if (!aep_dso) - { - AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP,AEPHK_R_NOT_LOADED); - goto err; - } - - /*See if we have all the necessary bits for a crt*/ - if (rsa->q && rsa->dmp1 && rsa->dmq1 && rsa->iqmp) - { - rv = aep_mod_exp_crt(r0,I,rsa->p,rsa->q, rsa->dmp1,rsa->dmq1,rsa->iqmp,ctx); - - if (rv == FAIL_TO_SW){ - const RSA_METHOD *meth = RSA_PKCS1_SSLeay(); - to_return = (*meth->rsa_mod_exp)(r0, I, rsa); - goto err; - } - else if (rv != AEP_R_OK) - goto err; - } - else - { - if (!rsa->d || !rsa->n) - { - AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP,AEPHK_R_MISSING_KEY_COMPONENTS); - goto err; - } - - rv = aep_mod_exp(r0,I,rsa->d,rsa->n,ctx); - if (rv != AEP_R_OK) - goto err; - - } - - to_return = 1; +# ifndef OPENSSL_NO_RSA +static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx) +{ + int to_return = 0; + AEP_RV rv = AEP_R_OK; + + if (!aep_dso) { + AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP, AEPHK_R_NOT_LOADED); + goto err; + } + + /* + * See if we have all the necessary bits for a crt + */ + if (rsa->q && rsa->dmp1 && rsa->dmq1 && rsa->iqmp) { + rv = aep_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1, rsa->dmq1, + rsa->iqmp, ctx); + + if (rv == FAIL_TO_SW) { + const RSA_METHOD *meth = RSA_PKCS1_SSLeay(); + to_return = (*meth->rsa_mod_exp) (r0, I, rsa, ctx); + goto err; + } else if (rv != AEP_R_OK) + goto err; + } else { + if (!rsa->d || !rsa->n) { + AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP, AEPHK_R_MISSING_KEY_COMPONENTS); + goto err; + } + + rv = aep_mod_exp(r0, I, rsa->d, rsa->n, ctx); + if (rv != AEP_R_OK) + goto err; + + } + + to_return = 1; err: - if(ctx) - BN_CTX_free(ctx); - return to_return; + return to_return; } -#endif +# endif -#ifndef OPENSSL_NO_DSA +# ifndef OPENSSL_NO_DSA static int aep_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1, - BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *in_mont) - { - BIGNUM t; - int to_return = 0; - BN_init(&t); - - /* let rr = a1 ^ p1 mod m */ - if (!aep_mod_exp(rr,a1,p1,m,ctx)) goto end; - /* let t = a2 ^ p2 mod m */ - if (!aep_mod_exp(&t,a2,p2,m,ctx)) goto end; - /* let rr = rr * t mod m */ - if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end; - to_return = 1; - end: - BN_free(&t); - return to_return; - } + BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m, + BN_CTX *ctx, BN_MONT_CTX *in_mont) +{ + BIGNUM t; + int to_return = 0; + BN_init(&t); + + /* let rr = a1 ^ p1 mod m */ + if (!aep_mod_exp(rr, a1, p1, m, ctx)) + goto end; + /* let t = a2 ^ p2 mod m */ + if (!aep_mod_exp(&t, a2, p2, m, ctx)) + goto end; + /* let rr = rr * t mod m */ + if (!BN_mod_mul(rr, rr, &t, m, ctx)) + goto end; + to_return = 1; + end: + BN_free(&t); + return to_return; +} static int aep_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, - BN_MONT_CTX *m_ctx) - { - return aep_mod_exp(r, a, p, m, ctx); - } -#endif + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, + BN_MONT_CTX *m_ctx) +{ + return aep_mod_exp(r, a, p, m, ctx); +} +# endif +# ifndef OPENSSL_NO_RSA /* This function is aliased to mod_exp (with the mont stuff dropped). */ static int aep_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx) - { - return aep_mod_exp(r, a, p, m, ctx); - } + const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx) +{ + return aep_mod_exp(r, a, p, m, ctx); +} +# endif -#ifndef OPENSSL_NO_DH +# ifndef OPENSSL_NO_DH /* This function is aliased to mod_exp (with the dh and mont dropped). */ static int aep_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, - BN_MONT_CTX *m_ctx) - { - return aep_mod_exp(r, a, p, m, ctx); - } -#endif + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, + BN_MONT_CTX *m_ctx) +{ + return aep_mod_exp(r, a, p, m, ctx); +} +# endif static AEP_RV aep_get_connection(AEP_CONNECTION_HNDL_PTR phConnection) - { - int count; - AEP_RV rv = AEP_R_OK; - - /*Get the current process id*/ - pid_t curr_pid; - - CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); - - curr_pid = getpid(); - - /*Check if this is the first time this is being called from the current - process*/ - if (recorded_pid != curr_pid) - { - /*Remember our pid so we can check if we're in a new process*/ - recorded_pid = curr_pid; - - /*Call Finalize to make sure we have not inherited some data - from a parent process*/ - p_AEP_Finalize(); - - /*Initialise the AEP API*/ - rv = p_AEP_Initialize(NULL); - - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_INIT_FAILURE); - recorded_pid = 0; - goto end; - } - - /*Set the AEP big num call back functions*/ - rv = p_AEP_SetBNCallBacks(&GetBigNumSize, &MakeAEPBigNum, - &ConvertAEPBigNum); - - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_SETBNCALLBACK_FAILURE); - recorded_pid = 0; - goto end; - } - -#ifdef AEPRAND - /*Reset the rand byte count*/ - rand_block_bytes = 0; -#endif - - /*Init the structures*/ - for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - aep_app_conn_table[count].conn_state = NotConnected; - aep_app_conn_table[count].conn_hndl = 0; - } - - /*Open a connection*/ - rv = p_AEP_OpenConnection(phConnection); - - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_UNIT_FAILURE); - recorded_pid = 0; - goto end; - } - - aep_app_conn_table[0].conn_state = InUse; - aep_app_conn_table[0].conn_hndl = *phConnection; - goto end; - } - /*Check the existing connections to see if we can find a free one*/ - for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - if (aep_app_conn_table[count].conn_state == Connected) - { - aep_app_conn_table[count].conn_state = InUse; - *phConnection = aep_app_conn_table[count].conn_hndl; - goto end; - } - } - /*If no connections available, we're going to have to try - to open a new one*/ - for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - if (aep_app_conn_table[count].conn_state == NotConnected) - { - /*Open a connection*/ - rv = p_AEP_OpenConnection(phConnection); - - if (rv != AEP_R_OK) - { - AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_UNIT_FAILURE); - goto end; - } - - aep_app_conn_table[count].conn_state = InUse; - aep_app_conn_table[count].conn_hndl = *phConnection; - goto end; - } - } - rv = AEP_R_GENERAL_ERROR; +{ + int count; + AEP_RV rv = AEP_R_OK; + + /* + * Get the current process id + */ + pid_t curr_pid; + + CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); + + curr_pid = getpid(); + + /* + * Check if this is the first time this is being called from the current + * process + */ + if (recorded_pid != curr_pid) { + /* + * Remember our pid so we can check if we're in a new process + */ + recorded_pid = curr_pid; + + /* + * Call Finalize to make sure we have not inherited some data from a + * parent process + */ + p_AEP_Finalize(); + + /* + * Initialise the AEP API + */ + rv = p_AEP_Initialize(NULL); + + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_GET_CONNECTION, AEPHK_R_INIT_FAILURE); + recorded_pid = 0; + goto end; + } + + /* + * Set the AEP big num call back functions + */ + rv = p_AEP_SetBNCallBacks(&GetBigNumSize, &MakeAEPBigNum, + &ConvertAEPBigNum); + + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_GET_CONNECTION, + AEPHK_R_SETBNCALLBACK_FAILURE); + recorded_pid = 0; + goto end; + } +# ifdef AEPRAND + /* + * Reset the rand byte count + */ + rand_block_bytes = 0; +# endif + + /* + * Init the structures + */ + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + aep_app_conn_table[count].conn_state = NotConnected; + aep_app_conn_table[count].conn_hndl = 0; + } + + /* + * Open a connection + */ + rv = p_AEP_OpenConnection(phConnection); + + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_GET_CONNECTION, AEPHK_R_UNIT_FAILURE); + recorded_pid = 0; + goto end; + } + + aep_app_conn_table[0].conn_state = InUse; + aep_app_conn_table[0].conn_hndl = *phConnection; + goto end; + } + /* + * Check the existing connections to see if we can find a free one + */ + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + if (aep_app_conn_table[count].conn_state == Connected) { + aep_app_conn_table[count].conn_state = InUse; + *phConnection = aep_app_conn_table[count].conn_hndl; + goto end; + } + } + /* + * If no connections available, we're going to have to try to open a new + * one + */ + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + if (aep_app_conn_table[count].conn_state == NotConnected) { + /* + * Open a connection + */ + rv = p_AEP_OpenConnection(phConnection); + + if (rv != AEP_R_OK) { + AEPHKerr(AEPHK_F_AEP_GET_CONNECTION, AEPHK_R_UNIT_FAILURE); + goto end; + } + + aep_app_conn_table[count].conn_state = InUse; + aep_app_conn_table[count].conn_hndl = *phConnection; + goto end; + } + } + rv = AEP_R_GENERAL_ERROR; end: - CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); - return rv; - } - + CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); + return rv; +} static AEP_RV aep_return_connection(AEP_CONNECTION_HNDL hConnection) - { - int count; +{ + int count; - CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); + CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); - /*Find the connection item that matches this connection handle*/ - for(count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - if (aep_app_conn_table[count].conn_hndl == hConnection) - { - aep_app_conn_table[count].conn_state = Connected; - break; - } - } + /* + * Find the connection item that matches this connection handle + */ + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + if (aep_app_conn_table[count].conn_hndl == hConnection) { + aep_app_conn_table[count].conn_state = Connected; + break; + } + } - CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); + CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); - return AEP_R_OK; - } + return AEP_R_OK; +} static AEP_RV aep_close_connection(AEP_CONNECTION_HNDL hConnection) - { - int count; - AEP_RV rv = AEP_R_OK; - - CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); - - /*Find the connection item that matches this connection handle*/ - for(count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - if (aep_app_conn_table[count].conn_hndl == hConnection) - { - rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl); - if (rv != AEP_R_OK) - goto end; - aep_app_conn_table[count].conn_state = NotConnected; - aep_app_conn_table[count].conn_hndl = 0; - break; - } - } +{ + int count; + AEP_RV rv = AEP_R_OK; + + CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); + + /* + * Find the connection item that matches this connection handle + */ + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + if (aep_app_conn_table[count].conn_hndl == hConnection) { + rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl); + if (rv != AEP_R_OK) + goto end; + aep_app_conn_table[count].conn_state = NotConnected; + aep_app_conn_table[count].conn_hndl = 0; + break; + } + } end: - CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); - return rv; - } + CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); + return rv; +} static AEP_RV aep_close_all_connections(int use_engine_lock, int *in_use) - { - int count; - AEP_RV rv = AEP_R_OK; - - *in_use = 0; - if (use_engine_lock) CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); - for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++) - { - switch (aep_app_conn_table[count].conn_state) - { - case Connected: - rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl); - if (rv != AEP_R_OK) - goto end; - aep_app_conn_table[count].conn_state = NotConnected; - aep_app_conn_table[count].conn_hndl = 0; - break; - case InUse: - (*in_use)++; - break; - case NotConnected: - break; - } - } +{ + int count; + AEP_RV rv = AEP_R_OK; + + *in_use = 0; + if (use_engine_lock) + CRYPTO_w_lock(CRYPTO_LOCK_ENGINE); + for (count = 0; count < MAX_PROCESS_CONNECTIONS; count++) { + switch (aep_app_conn_table[count].conn_state) { + case Connected: + rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl); + if (rv != AEP_R_OK) + goto end; + aep_app_conn_table[count].conn_state = NotConnected; + aep_app_conn_table[count].conn_hndl = 0; + break; + case InUse: + (*in_use)++; + break; + case NotConnected: + break; + } + } end: - if (use_engine_lock) CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); - return rv; - } - -/*BigNum call back functions, used to convert OpenSSL bignums into AEP bignums. - Note only 32bit Openssl build support*/ - -static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32* BigNumSize) - { - BIGNUM* bn; - - /*Cast the ArbBigNum pointer to our BIGNUM struct*/ - bn = (BIGNUM*) ArbBigNum; - -#ifdef SIXTY_FOUR_BIT_LONG - *BigNumSize = bn->top << 3; -#else - /*Size of the bignum in bytes is equal to the bn->top (no of 32 bit - words) multiplies by 4*/ - *BigNumSize = bn->top << 2; -#endif - - return AEP_R_OK; - } - -static AEP_RV MakeAEPBigNum(AEP_VOID_PTR ArbBigNum, AEP_U32 BigNumSize, - unsigned char* AEP_BigNum) - { - BIGNUM* bn; - -#ifndef SIXTY_FOUR_BIT_LONG - unsigned char* buf; - int i; -#endif - - /*Cast the ArbBigNum pointer to our BIGNUM struct*/ - bn = (BIGNUM*) ArbBigNum; + if (use_engine_lock) + CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE); + return rv; +} -#ifdef SIXTY_FOUR_BIT_LONG - memcpy(AEP_BigNum, bn->d, BigNumSize); -#else - /*Must copy data into a (monotone) least significant byte first format - performing endian conversion if necessary*/ - for(i=0;itop;i++) - { - buf = (unsigned char*)&bn->d[i]; - - *((AEP_U32*)AEP_BigNum) = (AEP_U32) - ((unsigned) buf[1] << 8 | buf[0]) | - ((unsigned) buf[3] << 8 | buf[2]) << 16; - - AEP_BigNum += 4; - } -#endif +/* + * BigNum call back functions, used to convert OpenSSL bignums into AEP + * bignums. Note only 32bit Openssl build support + */ - return AEP_R_OK; - } +static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32 *BigNumSize) +{ + BIGNUM *bn; -/*Turn an AEP Big Num back to a user big num*/ -static AEP_RV ConvertAEPBigNum(void* ArbBigNum, AEP_U32 BigNumSize, - unsigned char* AEP_BigNum) - { - BIGNUM* bn; -#ifndef SIXTY_FOUR_BIT_LONG - int i; -#endif + /* + * Cast the ArbBigNum pointer to our BIGNUM struct + */ + bn = (BIGNUM *)ArbBigNum; - bn = (BIGNUM*)ArbBigNum; + *BigNumSize = bn->top * BN_BYTES; - /*Expand the result bn so that it can hold our big num. - Size is in bits*/ - bn_expand(bn, (int)(BigNumSize << 3)); + if (BN_BYTES > sizeof(AEP_U32) && (bn->d[bn->top - 1] >> BN_BITS4) == 0) + *BigNumSize -= 4; -#ifdef SIXTY_FOUR_BIT_LONG - bn->top = BigNumSize >> 3; - - if((BigNumSize & 7) != 0) - bn->top++; + return AEP_R_OK; +} - memset(bn->d, 0, bn->top << 3); +static AEP_RV MakeAEPBigNum(AEP_VOID_PTR ArbBigNum, AEP_U32 BigNumSize, + unsigned char *AEP_BigNum) +{ + BIGNUM *bn; + const union { + long one; + char little; + } is_endian = { + 1 + }; + AEP_U32 i, j; + + /* + * Cast the ArbBigNum pointer to our BIGNUM struct + */ + bn = (BIGNUM *)ArbBigNum; + + /* + * Must copy data into a (monotone) least significant byte first format + * performing endian conversion if necessary + */ + if (is_endian.little && sizeof(bn->d[0]) == BN_BYTES) + memcpy(AEP_BigNum, bn->d, BigNumSize); + else { + BN_ULONG di; + + for (i = 0; BigNumSize >= BN_BYTES; i++) { + di = bn->d[i]; + for (j = 0; j < BN_BYTES; j++) { + AEP_BigNum[j] = (unsigned char)di; + di >>= 8; + } + AEP_BigNum += BN_BYTES; + BigNumSize -= BN_BYTES; + } + + if (BigNumSize) { + di = bn->d[i]; + for (j = 0; j < BigNumSize; j++) { + AEP_BigNum[j] = (unsigned char)di; + di >>= 8; + } + } + } + + return AEP_R_OK; +} - memcpy(bn->d, AEP_BigNum, BigNumSize); -#else - bn->top = BigNumSize >> 2; - - for(i=0;itop;i++) - { - bn->d[i] = (AEP_U32) - ((unsigned) AEP_BigNum[3] << 8 | AEP_BigNum[2]) << 16 | - ((unsigned) AEP_BigNum[1] << 8 | AEP_BigNum[0]); - AEP_BigNum += 4; - } -#endif +/* + * Turn an AEP Big Num back to a user big num + */ +static AEP_RV ConvertAEPBigNum(void *ArbBigNum, AEP_U32 BigNumSize, + unsigned char *AEP_BigNum) +{ + BIGNUM *bn; + const union { + long one; + char little; + } is_endian = { + 1 + }; + int i, j, top; + + bn = (BIGNUM *)ArbBigNum; + + /* + * Expand the result bn so that it can hold our big num. Size is in bits + */ + top = (BigNumSize + BN_BYTES - 1) / BN_BYTES; + bn_expand(bn, top); + bn->top = top; + bn->d[top - 1] = 0; + + if (is_endian.little && sizeof(bn->d[0]) == BN_BYTES) + memcpy(bn->d, AEP_BigNum, BigNumSize); + else { + BN_ULONG di; + + for (i = 0; BigNumSize >= BN_BYTES; i++) { + for (di = 0, j = BN_BYTES; j != 0;) { + di <<= 8; + di |= AEP_BigNum[--j]; + } + bn->d[i] = di; + AEP_BigNum += BN_BYTES; + BigNumSize -= BN_BYTES; + } + + if (BigNumSize) { + for (di = 0, j = BigNumSize; j != 0;) { + di <<= 8; + di |= AEP_BigNum[--j]; + } + bn->d[i] = di; + } + } + + return AEP_R_OK; +} - return AEP_R_OK; -} - -#endif /* !OPENSSL_NO_HW_AEP */ -#endif /* !OPENSSL_NO_HW */ +# endif /* !OPENSSL_NO_HW_AEP */ +#endif /* !OPENSSL_NO_HW */