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Give the programmer of extra engines the possibility to actually make

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it functional :-).
This commit is contained in:
Richard Levitte 2000-06-29 16:33:59 +00:00
parent 70d03c4f59
commit 2a7619d762
5 changed files with 108 additions and 0 deletions
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19
crypto/engine/engine.h
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@ -104,6 +104,13 @@ typedef int (*BN_MOD_EXP_CRT)(BIGNUM *r, BIGNUM *a, const BIGNUM *p,
const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
const BIGNUM *iqmp, BN_CTX *ctx);
/* Generic function pointer */
typedef void (*ENGINE_GEN_FUNC_PTR)();
/* Generic function pointer taking no arguments */
typedef void (*ENGINE_GEN_INT_FUNC_PTR)(void);
/* Specific control function pointer */
typedef int (*ENGINE_CTRL_FUNC_PTR)(int cmd, long i, void *p, void (*f)());
/* The list of "engine" types is a static array of (const ENGINE*)
* pointers (not dynamic because static is fine for now and we otherwise
* have to hook an appropriate load/unload function in to initialise and
@ -160,6 +167,9 @@ int ENGINE_set_DH(ENGINE *e, DH_METHOD *dh_meth);
int ENGINE_set_RAND(ENGINE *e, RAND_METHOD *rand_meth);
int ENGINE_set_BN_mod_exp(ENGINE *e, BN_MOD_EXP bn_mod_exp);
int ENGINE_set_BN_mod_exp_crt(ENGINE *e, BN_MOD_EXP_CRT bn_mod_exp_crt);
int ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f);
int ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f);
int ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f);
/* These return values from within the ENGINE structure. These can
* be useful with functional references as well as structural
@ -174,6 +184,9 @@ DH_METHOD *ENGINE_get_DH(ENGINE *e);
RAND_METHOD *ENGINE_get_RAND(ENGINE *e);
BN_MOD_EXP ENGINE_get_BN_mod_exp(ENGINE *e);
BN_MOD_EXP_CRT ENGINE_get_BN_mod_exp_crt(ENGINE *e);
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(ENGINE *e);
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(ENGINE *e);
ENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(ENGINE *e);
/* ENGINE_new is normally passed a NULL in the first parameter because
* the calling code doesn't have access to the definition of the ENGINE
@ -283,9 +296,12 @@ void ERR_load_ENGINE_strings(void);
#define ENGINE_F_ENGINE_FREE 108
#define ENGINE_F_ENGINE_GET_BN_MOD_EXP 109
#define ENGINE_F_ENGINE_GET_BN_MOD_EXP_CRT 110
#define ENGINE_F_ENGINE_GET_CTRL_FUNCTION 144
#define ENGINE_F_ENGINE_GET_DH 111
#define ENGINE_F_ENGINE_GET_DSA 112
#define ENGINE_F_ENGINE_GET_FINISH_FUNCTION 145
#define ENGINE_F_ENGINE_GET_ID 113
#define ENGINE_F_ENGINE_GET_INIT_FUNCTION 146
#define ENGINE_F_ENGINE_GET_NAME 114
#define ENGINE_F_ENGINE_GET_NEXT 115
#define ENGINE_F_ENGINE_GET_PREV 116
@ -298,10 +314,13 @@ void ERR_load_ENGINE_strings(void);
#define ENGINE_F_ENGINE_REMOVE 123
#define ENGINE_F_ENGINE_SET_BN_MOD_EXP 124
#define ENGINE_F_ENGINE_SET_BN_MOD_EXP_CRT 125
#define ENGINE_F_ENGINE_SET_CTRL_FUNCTION 147
#define ENGINE_F_ENGINE_SET_DEFAULT_TYPE 126
#define ENGINE_F_ENGINE_SET_DH 127
#define ENGINE_F_ENGINE_SET_DSA 128
#define ENGINE_F_ENGINE_SET_FINISH_FUNCTION 148
#define ENGINE_F_ENGINE_SET_ID 129
#define ENGINE_F_ENGINE_SET_INIT_FUNCTION 149
#define ENGINE_F_ENGINE_SET_NAME 130
#define ENGINE_F_ENGINE_SET_RAND 131
#define ENGINE_F_ENGINE_SET_RSA 132

6
crypto/engine/engine_err.c
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@ -84,9 +84,12 @@ static ERR_STRING_DATA ENGINE_str_functs[]=
{ERR_PACK(0,ENGINE_F_ENGINE_FREE,0), "ENGINE_free"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_BN_MOD_EXP,0), "ENGINE_get_BN_mod_exp"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_BN_MOD_EXP_CRT,0), "ENGINE_get_BN_mod_exp_crt"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_CTRL_FUNCTION,0), "ENGINE_get_ctrl_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_DH,0), "ENGINE_get_DH"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_DSA,0), "ENGINE_get_DSA"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_FINISH_FUNCTION,0), "ENGINE_get_finish_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_ID,0), "ENGINE_get_id"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_INIT_FUNCTION,0), "ENGINE_get_init_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_NAME,0), "ENGINE_get_name"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_NEXT,0), "ENGINE_get_next"},
{ERR_PACK(0,ENGINE_F_ENGINE_GET_PREV,0), "ENGINE_get_prev"},
@ -99,10 +102,13 @@ static ERR_STRING_DATA ENGINE_str_functs[]=
{ERR_PACK(0,ENGINE_F_ENGINE_REMOVE,0), "ENGINE_remove"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_BN_MOD_EXP,0), "ENGINE_set_BN_mod_exp"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_BN_MOD_EXP_CRT,0), "ENGINE_set_BN_mod_exp_crt"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_CTRL_FUNCTION,0), "ENGINE_set_ctrl_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_DEFAULT_TYPE,0), "ENGINE_SET_DEFAULT_TYPE"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_DH,0), "ENGINE_set_DH"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_DSA,0), "ENGINE_set_DSA"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_FINISH_FUNCTION,0), "ENGINE_set_finish_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_ID,0), "ENGINE_set_id"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_INIT_FUNCTION,0), "ENGINE_set_init_function"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_NAME,0), "ENGINE_set_name"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_RAND,0), "ENGINE_set_RAND"},
{ERR_PACK(0,ENGINE_F_ENGINE_SET_RSA,0), "ENGINE_set_RSA"},

7
crypto/engine/engine_int.h
View File

@ -86,6 +86,13 @@ typedef int (*BN_MOD_EXP_CRT)(BIGNUM *r, BIGNUM *a, const BIGNUM *p,
const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
const BIGNUM *iqmp, BN_CTX *ctx);
/* Generic function pointer */
typedef int (*ENGINE_GEN_FUNC_PTR)();
/* Generic function pointer taking no arguments */
typedef int (*ENGINE_GEN_INT_FUNC_PTR)(void);
/* Specific control function pointer */
typedef int (*ENGINE_CTRL_FUNC_PTR)(int cmd, long i, void *p, void (*f)());
#endif
/* This is a structure for storing implementations of various crypto

70
crypto/engine/engine_list.c
View File

@ -514,6 +514,42 @@ int ENGINE_set_BN_mod_exp_crt(ENGINE *e, BN_MOD_EXP_CRT bn_mod_exp_crt)
return 1;
}
int ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f)
{
if((e == NULL) || (init_f == NULL))
{
ENGINEerr(ENGINE_F_ENGINE_SET_INIT_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
e->init = init_f;
return 1;
}
int ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f)
{
if((e == NULL) || (finish_f == NULL))
{
ENGINEerr(ENGINE_F_ENGINE_SET_FINISH_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
e->finish = finish_f;
return 1;
}
int ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f)
{
if((e == NULL) || (ctrl_f == NULL))
{
ENGINEerr(ENGINE_F_ENGINE_SET_CTRL_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
e->ctrl = ctrl_f;
return 1;
}
const char *ENGINE_get_id(ENGINE *e)
{
if(e == NULL)
@ -601,3 +637,37 @@ BN_MOD_EXP_CRT ENGINE_get_BN_mod_exp_crt(ENGINE *e)
}
return e->bn_mod_exp_crt;
}
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(ENGINE *e)
{
if(e == NULL)
{
ENGINEerr(ENGINE_F_ENGINE_GET_INIT_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return NULL;
}
return e->init;
}
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(ENGINE *e)
{
if(e == NULL)
{
ENGINEerr(ENGINE_F_ENGINE_GET_FINISH_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return NULL;
}
return e->finish;
}
ENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(ENGINE *e)
{
if(e == NULL)
{
ENGINEerr(ENGINE_F_ENGINE_GET_CTRL_FUNCTION,
ERR_R_PASSED_NULL_PARAMETER);
return NULL;
}
return e->ctrl;
}

6
util/libeay.num
View File

@ -1890,3 +1890,9 @@ ENGINE_add 2465
DH_set_default_openssl_method 2466
ENGINE_get_DSA 2467
ENGINE_ctrl 2468
ENGINE_get_finish_function 2469
ENGINE_get_init_function 2470
ENGINE_set_init_function 2471
ENGINE_set_finish_function 2472
ENGINE_get_ctrl_function 2473
ENGINE_set_ctrl_function 2474