LTKCPP-- LLRP Toolkit C Plus Plus Library
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00001 /* openssl/engine.h */ 00002 /* 00003 * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project 00004 * 2000. 00005 */ 00006 /* ==================================================================== 00007 * Copyright (c) 1999-2004 The OpenSSL Project. All rights reserved. 00008 * 00009 * Redistribution and use in source and binary forms, with or without 00010 * modification, are permitted provided that the following conditions 00011 * are met: 00012 * 00013 * 1. Redistributions of source code must retain the above copyright 00014 * notice, this list of conditions and the following disclaimer. 00015 * 00016 * 2. Redistributions in binary form must reproduce the above copyright 00017 * notice, this list of conditions and the following disclaimer in 00018 * the documentation and/or other materials provided with the 00019 * distribution. 00020 * 00021 * 3. All advertising materials mentioning features or use of this 00022 * software must display the following acknowledgment: 00023 * "This product includes software developed by the OpenSSL Project 00024 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 00025 * 00026 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 00027 * endorse or promote products derived from this software without 00028 * prior written permission. For written permission, please contact 00029 * licensing@OpenSSL.org. 00030 * 00031 * 5. Products derived from this software may not be called "OpenSSL" 00032 * nor may "OpenSSL" appear in their names without prior written 00033 * permission of the OpenSSL Project. 00034 * 00035 * 6. Redistributions of any form whatsoever must retain the following 00036 * acknowledgment: 00037 * "This product includes software developed by the OpenSSL Project 00038 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 00039 * 00040 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 00041 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00042 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00043 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 00044 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00045 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00046 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00047 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00048 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00049 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00050 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00051 * OF THE POSSIBILITY OF SUCH DAMAGE. 00052 * ==================================================================== 00053 * 00054 * This product includes cryptographic software written by Eric Young 00055 * (eay@cryptsoft.com). This product includes software written by Tim 00056 * Hudson (tjh@cryptsoft.com). 00057 * 00058 */ 00059 /* ==================================================================== 00060 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. 00061 * ECDH support in OpenSSL originally developed by 00062 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. 00063 */ 00064 00065 #ifndef HEADER_ENGINE_H 00066 # define HEADER_ENGINE_H 00067 00068 # include <openssl/opensslconf.h> 00069 00070 # ifdef OPENSSL_NO_ENGINE 00071 # error ENGINE is disabled. 00072 # endif 00073 00074 # ifndef OPENSSL_NO_DEPRECATED 00075 # include <openssl/bn.h> 00076 # ifndef OPENSSL_NO_RSA 00077 # include <openssl/rsa.h> 00078 # endif 00079 # ifndef OPENSSL_NO_DSA 00080 # include <openssl/dsa.h> 00081 # endif 00082 # ifndef OPENSSL_NO_DH 00083 # include <openssl/dh.h> 00084 # endif 00085 # ifndef OPENSSL_NO_ECDH 00086 # include <openssl/ecdh.h> 00087 # endif 00088 # ifndef OPENSSL_NO_ECDSA 00089 # include <openssl/ecdsa.h> 00090 # endif 00091 # include <openssl/rand.h> 00092 # include <openssl/ui.h> 00093 # include <openssl/err.h> 00094 # endif 00095 00096 # include <openssl/ossl_typ.h> 00097 # include <openssl/symhacks.h> 00098 00099 # include <openssl/x509.h> 00100 00101 #ifdef __cplusplus 00102 extern "C" { 00103 #endif 00104 00105 /* 00106 * These flags are used to control combinations of algorithm (methods) by 00107 * bitwise "OR"ing. 00108 */ 00109 # define ENGINE_METHOD_RSA (unsigned int)0x0001 00110 # define ENGINE_METHOD_DSA (unsigned int)0x0002 00111 # define ENGINE_METHOD_DH (unsigned int)0x0004 00112 # define ENGINE_METHOD_RAND (unsigned int)0x0008 00113 # define ENGINE_METHOD_ECDH (unsigned int)0x0010 00114 # define ENGINE_METHOD_ECDSA (unsigned int)0x0020 00115 # define ENGINE_METHOD_CIPHERS (unsigned int)0x0040 00116 # define ENGINE_METHOD_DIGESTS (unsigned int)0x0080 00117 # define ENGINE_METHOD_STORE (unsigned int)0x0100 00118 # define ENGINE_METHOD_PKEY_METHS (unsigned int)0x0200 00119 # define ENGINE_METHOD_PKEY_ASN1_METHS (unsigned int)0x0400 00120 /* Obvious all-or-nothing cases. */ 00121 # define ENGINE_METHOD_ALL (unsigned int)0xFFFF 00122 # define ENGINE_METHOD_NONE (unsigned int)0x0000 00123 00124 /* 00125 * This(ese) flag(s) controls behaviour of the ENGINE_TABLE mechanism used 00126 * internally to control registration of ENGINE implementations, and can be 00127 * set by ENGINE_set_table_flags(). The "NOINIT" flag prevents attempts to 00128 * initialise registered ENGINEs if they are not already initialised. 00129 */ 00130 # define ENGINE_TABLE_FLAG_NOINIT (unsigned int)0x0001 00131 00132 /* ENGINE flags that can be set by ENGINE_set_flags(). */ 00133 /* Not used */ 00134 /* #define ENGINE_FLAGS_MALLOCED 0x0001 */ 00135 00136 /* 00137 * This flag is for ENGINEs that wish to handle the various 'CMD'-related 00138 * control commands on their own. Without this flag, ENGINE_ctrl() handles 00139 * these control commands on behalf of the ENGINE using their "cmd_defns" 00140 * data. 00141 */ 00142 # define ENGINE_FLAGS_MANUAL_CMD_CTRL (int)0x0002 00143 00144 /* 00145 * This flag is for ENGINEs who return new duplicate structures when found 00146 * via "ENGINE_by_id()". When an ENGINE must store state (eg. if 00147 * ENGINE_ctrl() commands are called in sequence as part of some stateful 00148 * process like key-generation setup and execution), it can set this flag - 00149 * then each attempt to obtain the ENGINE will result in it being copied into 00150 * a new structure. Normally, ENGINEs don't declare this flag so 00151 * ENGINE_by_id() just increments the existing ENGINE's structural reference 00152 * count. 00153 */ 00154 # define ENGINE_FLAGS_BY_ID_COPY (int)0x0004 00155 00156 /* 00157 * This flag if for an ENGINE that does not want its methods registered as 00158 * part of ENGINE_register_all_complete() for example if the methods are not 00159 * usable as default methods. 00160 */ 00161 00162 # define ENGINE_FLAGS_NO_REGISTER_ALL (int)0x0008 00163 00164 /* 00165 * ENGINEs can support their own command types, and these flags are used in 00166 * ENGINE_CTRL_GET_CMD_FLAGS to indicate to the caller what kind of input 00167 * each command expects. Currently only numeric and string input is 00168 * supported. If a control command supports none of the _NUMERIC, _STRING, or 00169 * _NO_INPUT options, then it is regarded as an "internal" control command - 00170 * and not for use in config setting situations. As such, they're not 00171 * available to the ENGINE_ctrl_cmd_string() function, only raw ENGINE_ctrl() 00172 * access. Changes to this list of 'command types' should be reflected 00173 * carefully in ENGINE_cmd_is_executable() and ENGINE_ctrl_cmd_string(). 00174 */ 00175 00176 /* accepts a 'long' input value (3rd parameter to ENGINE_ctrl) */ 00177 # define ENGINE_CMD_FLAG_NUMERIC (unsigned int)0x0001 00178 /* 00179 * accepts string input (cast from 'void*' to 'const char *', 4th parameter 00180 * to ENGINE_ctrl) 00181 */ 00182 # define ENGINE_CMD_FLAG_STRING (unsigned int)0x0002 00183 /* 00184 * Indicates that the control command takes *no* input. Ie. the control 00185 * command is unparameterised. 00186 */ 00187 # define ENGINE_CMD_FLAG_NO_INPUT (unsigned int)0x0004 00188 /* 00189 * Indicates that the control command is internal. This control command won't 00190 * be shown in any output, and is only usable through the ENGINE_ctrl_cmd() 00191 * function. 00192 */ 00193 # define ENGINE_CMD_FLAG_INTERNAL (unsigned int)0x0008 00194 00195 /* 00196 * NB: These 3 control commands are deprecated and should not be used. 00197 * ENGINEs relying on these commands should compile conditional support for 00198 * compatibility (eg. if these symbols are defined) but should also migrate 00199 * the same functionality to their own ENGINE-specific control functions that 00200 * can be "discovered" by calling applications. The fact these control 00201 * commands wouldn't be "executable" (ie. usable by text-based config) 00202 * doesn't change the fact that application code can find and use them 00203 * without requiring per-ENGINE hacking. 00204 */ 00205 00206 /* 00207 * These flags are used to tell the ctrl function what should be done. All 00208 * command numbers are shared between all engines, even if some don't make 00209 * sense to some engines. In such a case, they do nothing but return the 00210 * error ENGINE_R_CTRL_COMMAND_NOT_IMPLEMENTED. 00211 */ 00212 # define ENGINE_CTRL_SET_LOGSTREAM 1 00213 # define ENGINE_CTRL_SET_PASSWORD_CALLBACK 2 00214 # define ENGINE_CTRL_HUP 3/* Close and reinitialise 00215 * any handles/connections 00216 * etc. */ 00217 # define ENGINE_CTRL_SET_USER_INTERFACE 4/* Alternative to callback */ 00218 # define ENGINE_CTRL_SET_CALLBACK_DATA 5/* User-specific data, used 00219 * when calling the password 00220 * callback and the user 00221 * interface */ 00222 # define ENGINE_CTRL_LOAD_CONFIGURATION 6/* Load a configuration, 00223 * given a string that 00224 * represents a file name 00225 * or so */ 00226 # define ENGINE_CTRL_LOAD_SECTION 7/* Load data from a given 00227 * section in the already 00228 * loaded configuration */ 00229 00230 /* 00231 * These control commands allow an application to deal with an arbitrary 00232 * engine in a dynamic way. Warn: Negative return values indicate errors FOR 00233 * THESE COMMANDS because zero is used to indicate 'end-of-list'. Other 00234 * commands, including ENGINE-specific command types, return zero for an 00235 * error. An ENGINE can choose to implement these ctrl functions, and can 00236 * internally manage things however it chooses - it does so by setting the 00237 * ENGINE_FLAGS_MANUAL_CMD_CTRL flag (using ENGINE_set_flags()). Otherwise 00238 * the ENGINE_ctrl() code handles this on the ENGINE's behalf using the 00239 * cmd_defns data (set using ENGINE_set_cmd_defns()). This means an ENGINE's 00240 * ctrl() handler need only implement its own commands - the above "meta" 00241 * commands will be taken care of. 00242 */ 00243 00244 /* 00245 * Returns non-zero if the supplied ENGINE has a ctrl() handler. If "not", 00246 * then all the remaining control commands will return failure, so it is 00247 * worth checking this first if the caller is trying to "discover" the 00248 * engine's capabilities and doesn't want errors generated unnecessarily. 00249 */ 00250 # define ENGINE_CTRL_HAS_CTRL_FUNCTION 10 00251 /* 00252 * Returns a positive command number for the first command supported by the 00253 * engine. Returns zero if no ctrl commands are supported. 00254 */ 00255 # define ENGINE_CTRL_GET_FIRST_CMD_TYPE 11 00256 /* 00257 * The 'long' argument specifies a command implemented by the engine, and the 00258 * return value is the next command supported, or zero if there are no more. 00259 */ 00260 # define ENGINE_CTRL_GET_NEXT_CMD_TYPE 12 00261 /* 00262 * The 'void*' argument is a command name (cast from 'const char *'), and the 00263 * return value is the command that corresponds to it. 00264 */ 00265 # define ENGINE_CTRL_GET_CMD_FROM_NAME 13 00266 /* 00267 * The next two allow a command to be converted into its corresponding string 00268 * form. In each case, the 'long' argument supplies the command. In the 00269 * NAME_LEN case, the return value is the length of the command name (not 00270 * counting a trailing EOL). In the NAME case, the 'void*' argument must be a 00271 * string buffer large enough, and it will be populated with the name of the 00272 * command (WITH a trailing EOL). 00273 */ 00274 # define ENGINE_CTRL_GET_NAME_LEN_FROM_CMD 14 00275 # define ENGINE_CTRL_GET_NAME_FROM_CMD 15 00276 /* The next two are similar but give a "short description" of a command. */ 00277 # define ENGINE_CTRL_GET_DESC_LEN_FROM_CMD 16 00278 # define ENGINE_CTRL_GET_DESC_FROM_CMD 17 00279 /* 00280 * With this command, the return value is the OR'd combination of 00281 * ENGINE_CMD_FLAG_*** values that indicate what kind of input a given 00282 * engine-specific ctrl command expects. 00283 */ 00284 # define ENGINE_CTRL_GET_CMD_FLAGS 18 00285 00286 /* 00287 * ENGINE implementations should start the numbering of their own control 00288 * commands from this value. (ie. ENGINE_CMD_BASE, ENGINE_CMD_BASE + 1, etc). 00289 */ 00290 # define ENGINE_CMD_BASE 200 00291 00292 /* 00293 * NB: These 2 nCipher "chil" control commands are deprecated, and their 00294 * functionality is now available through ENGINE-specific control commands 00295 * (exposed through the above-mentioned 'CMD'-handling). Code using these 2 00296 * commands should be migrated to the more general command handling before 00297 * these are removed. 00298 */ 00299 00300 /* Flags specific to the nCipher "chil" engine */ 00301 # define ENGINE_CTRL_CHIL_SET_FORKCHECK 100 00302 /* 00303 * Depending on the value of the (long)i argument, this sets or 00304 * unsets the SimpleForkCheck flag in the CHIL API to enable or 00305 * disable checking and workarounds for applications that fork(). 00306 */ 00307 # define ENGINE_CTRL_CHIL_NO_LOCKING 101 00308 /* 00309 * This prevents the initialisation function from providing mutex 00310 * callbacks to the nCipher library. 00311 */ 00312 00313 /* 00314 * If an ENGINE supports its own specific control commands and wishes the 00315 * framework to handle the above 'ENGINE_CMD_***'-manipulation commands on 00316 * its behalf, it should supply a null-terminated array of ENGINE_CMD_DEFN 00317 * entries to ENGINE_set_cmd_defns(). It should also implement a ctrl() 00318 * handler that supports the stated commands (ie. the "cmd_num" entries as 00319 * described by the array). NB: The array must be ordered in increasing order 00320 * of cmd_num. "null-terminated" means that the last ENGINE_CMD_DEFN element 00321 * has cmd_num set to zero and/or cmd_name set to NULL. 00322 */ 00323 typedef struct ENGINE_CMD_DEFN_st { 00324 unsigned int cmd_num; /* The command number */ 00325 const char *cmd_name; /* The command name itself */ 00326 const char *cmd_desc; /* A short description of the command */ 00327 unsigned int cmd_flags; /* The input the command expects */ 00328 } ENGINE_CMD_DEFN; 00329 00330 /* Generic function pointer */ 00331 typedef int (*ENGINE_GEN_FUNC_PTR) (void); 00332 /* Generic function pointer taking no arguments */ 00333 typedef int (*ENGINE_GEN_INT_FUNC_PTR) (ENGINE *); 00334 /* Specific control function pointer */ 00335 typedef int (*ENGINE_CTRL_FUNC_PTR) (ENGINE *, int, long, void *, 00336 void (*f) (void)); 00337 /* Generic load_key function pointer */ 00338 typedef EVP_PKEY *(*ENGINE_LOAD_KEY_PTR)(ENGINE *, const char *, 00339 UI_METHOD *ui_method, 00340 void *callback_data); 00341 typedef int (*ENGINE_SSL_CLIENT_CERT_PTR) (ENGINE *, SSL *ssl, 00342 STACK_OF(X509_NAME) *ca_dn, 00343 X509 **pcert, EVP_PKEY **pkey, 00344 STACK_OF(X509) **pother, 00345 UI_METHOD *ui_method, 00346 void *callback_data); 00347 /*- 00348 * These callback types are for an ENGINE's handler for cipher and digest logic. 00349 * These handlers have these prototypes; 00350 * int foo(ENGINE *e, const EVP_CIPHER **cipher, const int **nids, int nid); 00351 * int foo(ENGINE *e, const EVP_MD **digest, const int **nids, int nid); 00352 * Looking at how to implement these handlers in the case of cipher support, if 00353 * the framework wants the EVP_CIPHER for 'nid', it will call; 00354 * foo(e, &p_evp_cipher, NULL, nid); (return zero for failure) 00355 * If the framework wants a list of supported 'nid's, it will call; 00356 * foo(e, NULL, &p_nids, 0); (returns number of 'nids' or -1 for error) 00357 */ 00358 /* 00359 * Returns to a pointer to the array of supported cipher 'nid's. If the 00360 * second parameter is non-NULL it is set to the size of the returned array. 00361 */ 00362 typedef int (*ENGINE_CIPHERS_PTR) (ENGINE *, const EVP_CIPHER **, 00363 const int **, int); 00364 typedef int (*ENGINE_DIGESTS_PTR) (ENGINE *, const EVP_MD **, const int **, 00365 int); 00366 typedef int (*ENGINE_PKEY_METHS_PTR) (ENGINE *, EVP_PKEY_METHOD **, 00367 const int **, int); 00368 typedef int (*ENGINE_PKEY_ASN1_METHS_PTR) (ENGINE *, EVP_PKEY_ASN1_METHOD **, 00369 const int **, int); 00370 /* 00371 * STRUCTURE functions ... all of these functions deal with pointers to 00372 * ENGINE structures where the pointers have a "structural reference". This 00373 * means that their reference is to allowed access to the structure but it 00374 * does not imply that the structure is functional. To simply increment or 00375 * decrement the structural reference count, use ENGINE_by_id and 00376 * ENGINE_free. NB: This is not required when iterating using ENGINE_get_next 00377 * as it will automatically decrement the structural reference count of the 00378 * "current" ENGINE and increment the structural reference count of the 00379 * ENGINE it returns (unless it is NULL). 00380 */ 00381 00382 /* Get the first/last "ENGINE" type available. */ 00383 ENGINE *ENGINE_get_first(void); 00384 ENGINE *ENGINE_get_last(void); 00385 /* Iterate to the next/previous "ENGINE" type (NULL = end of the list). */ 00386 ENGINE *ENGINE_get_next(ENGINE *e); 00387 ENGINE *ENGINE_get_prev(ENGINE *e); 00388 /* Add another "ENGINE" type into the array. */ 00389 int ENGINE_add(ENGINE *e); 00390 /* Remove an existing "ENGINE" type from the array. */ 00391 int ENGINE_remove(ENGINE *e); 00392 /* Retrieve an engine from the list by its unique "id" value. */ 00393 ENGINE *ENGINE_by_id(const char *id); 00394 /* Add all the built-in engines. */ 00395 void ENGINE_load_openssl(void); 00396 void ENGINE_load_dynamic(void); 00397 # ifndef OPENSSL_NO_STATIC_ENGINE 00398 void ENGINE_load_4758cca(void); 00399 void ENGINE_load_aep(void); 00400 void ENGINE_load_atalla(void); 00401 void ENGINE_load_chil(void); 00402 void ENGINE_load_cswift(void); 00403 void ENGINE_load_nuron(void); 00404 void ENGINE_load_sureware(void); 00405 void ENGINE_load_ubsec(void); 00406 void ENGINE_load_padlock(void); 00407 void ENGINE_load_capi(void); 00408 # ifndef OPENSSL_NO_GMP 00409 void ENGINE_load_gmp(void); 00410 # endif 00411 # ifndef OPENSSL_NO_GOST 00412 void ENGINE_load_gost(void); 00413 # endif 00414 # endif 00415 void ENGINE_load_cryptodev(void); 00416 void ENGINE_load_rdrand(void); 00417 void ENGINE_load_builtin_engines(void); 00418 00419 /* 00420 * Get and set global flags (ENGINE_TABLE_FLAG_***) for the implementation 00421 * "registry" handling. 00422 */ 00423 unsigned int ENGINE_get_table_flags(void); 00424 void ENGINE_set_table_flags(unsigned int flags); 00425 00426 /*- Manage registration of ENGINEs per "table". For each type, there are 3 00427 * functions; 00428 * ENGINE_register_***(e) - registers the implementation from 'e' (if it has one) 00429 * ENGINE_unregister_***(e) - unregister the implementation from 'e' 00430 * ENGINE_register_all_***() - call ENGINE_register_***() for each 'e' in the list 00431 * Cleanup is automatically registered from each table when required, so 00432 * ENGINE_cleanup() will reverse any "register" operations. 00433 */ 00434 00435 int ENGINE_register_RSA(ENGINE *e); 00436 void ENGINE_unregister_RSA(ENGINE *e); 00437 void ENGINE_register_all_RSA(void); 00438 00439 int ENGINE_register_DSA(ENGINE *e); 00440 void ENGINE_unregister_DSA(ENGINE *e); 00441 void ENGINE_register_all_DSA(void); 00442 00443 int ENGINE_register_ECDH(ENGINE *e); 00444 void ENGINE_unregister_ECDH(ENGINE *e); 00445 void ENGINE_register_all_ECDH(void); 00446 00447 int ENGINE_register_ECDSA(ENGINE *e); 00448 void ENGINE_unregister_ECDSA(ENGINE *e); 00449 void ENGINE_register_all_ECDSA(void); 00450 00451 int ENGINE_register_DH(ENGINE *e); 00452 void ENGINE_unregister_DH(ENGINE *e); 00453 void ENGINE_register_all_DH(void); 00454 00455 int ENGINE_register_RAND(ENGINE *e); 00456 void ENGINE_unregister_RAND(ENGINE *e); 00457 void ENGINE_register_all_RAND(void); 00458 00459 int ENGINE_register_STORE(ENGINE *e); 00460 void ENGINE_unregister_STORE(ENGINE *e); 00461 void ENGINE_register_all_STORE(void); 00462 00463 int ENGINE_register_ciphers(ENGINE *e); 00464 void ENGINE_unregister_ciphers(ENGINE *e); 00465 void ENGINE_register_all_ciphers(void); 00466 00467 int ENGINE_register_digests(ENGINE *e); 00468 void ENGINE_unregister_digests(ENGINE *e); 00469 void ENGINE_register_all_digests(void); 00470 00471 int ENGINE_register_pkey_meths(ENGINE *e); 00472 void ENGINE_unregister_pkey_meths(ENGINE *e); 00473 void ENGINE_register_all_pkey_meths(void); 00474 00475 int ENGINE_register_pkey_asn1_meths(ENGINE *e); 00476 void ENGINE_unregister_pkey_asn1_meths(ENGINE *e); 00477 void ENGINE_register_all_pkey_asn1_meths(void); 00478 00479 /* 00480 * These functions register all support from the above categories. Note, use 00481 * of these functions can result in static linkage of code your application 00482 * may not need. If you only need a subset of functionality, consider using 00483 * more selective initialisation. 00484 */ 00485 int ENGINE_register_complete(ENGINE *e); 00486 int ENGINE_register_all_complete(void); 00487 00488 /* 00489 * Send parametrised control commands to the engine. The possibilities to 00490 * send down an integer, a pointer to data or a function pointer are 00491 * provided. Any of the parameters may or may not be NULL, depending on the 00492 * command number. In actuality, this function only requires a structural 00493 * (rather than functional) reference to an engine, but many control commands 00494 * may require the engine be functional. The caller should be aware of trying 00495 * commands that require an operational ENGINE, and only use functional 00496 * references in such situations. 00497 */ 00498 int ENGINE_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)); 00499 00500 /* 00501 * This function tests if an ENGINE-specific command is usable as a 00502 * "setting". Eg. in an application's config file that gets processed through 00503 * ENGINE_ctrl_cmd_string(). If this returns zero, it is not available to 00504 * ENGINE_ctrl_cmd_string(), only ENGINE_ctrl(). 00505 */ 00506 int ENGINE_cmd_is_executable(ENGINE *e, int cmd); 00507 00508 /* 00509 * This function works like ENGINE_ctrl() with the exception of taking a 00510 * command name instead of a command number, and can handle optional 00511 * commands. See the comment on ENGINE_ctrl_cmd_string() for an explanation 00512 * on how to use the cmd_name and cmd_optional. 00513 */ 00514 int ENGINE_ctrl_cmd(ENGINE *e, const char *cmd_name, 00515 long i, void *p, void (*f) (void), int cmd_optional); 00516 00517 /* 00518 * This function passes a command-name and argument to an ENGINE. The 00519 * cmd_name is converted to a command number and the control command is 00520 * called using 'arg' as an argument (unless the ENGINE doesn't support such 00521 * a command, in which case no control command is called). The command is 00522 * checked for input flags, and if necessary the argument will be converted 00523 * to a numeric value. If cmd_optional is non-zero, then if the ENGINE 00524 * doesn't support the given cmd_name the return value will be success 00525 * anyway. This function is intended for applications to use so that users 00526 * (or config files) can supply engine-specific config data to the ENGINE at 00527 * run-time to control behaviour of specific engines. As such, it shouldn't 00528 * be used for calling ENGINE_ctrl() functions that return data, deal with 00529 * binary data, or that are otherwise supposed to be used directly through 00530 * ENGINE_ctrl() in application code. Any "return" data from an ENGINE_ctrl() 00531 * operation in this function will be lost - the return value is interpreted 00532 * as failure if the return value is zero, success otherwise, and this 00533 * function returns a boolean value as a result. In other words, vendors of 00534 * 'ENGINE'-enabled devices should write ENGINE implementations with 00535 * parameterisations that work in this scheme, so that compliant ENGINE-based 00536 * applications can work consistently with the same configuration for the 00537 * same ENGINE-enabled devices, across applications. 00538 */ 00539 int ENGINE_ctrl_cmd_string(ENGINE *e, const char *cmd_name, const char *arg, 00540 int cmd_optional); 00541 00542 /* 00543 * These functions are useful for manufacturing new ENGINE structures. They 00544 * don't address reference counting at all - one uses them to populate an 00545 * ENGINE structure with personalised implementations of things prior to 00546 * using it directly or adding it to the builtin ENGINE list in OpenSSL. 00547 * These are also here so that the ENGINE structure doesn't have to be 00548 * exposed and break binary compatibility! 00549 */ 00550 ENGINE *ENGINE_new(void); 00551 int ENGINE_free(ENGINE *e); 00552 int ENGINE_up_ref(ENGINE *e); 00553 int ENGINE_set_id(ENGINE *e, const char *id); 00554 int ENGINE_set_name(ENGINE *e, const char *name); 00555 int ENGINE_set_RSA(ENGINE *e, const RSA_METHOD *rsa_meth); 00556 int ENGINE_set_DSA(ENGINE *e, const DSA_METHOD *dsa_meth); 00557 int ENGINE_set_ECDH(ENGINE *e, const ECDH_METHOD *ecdh_meth); 00558 int ENGINE_set_ECDSA(ENGINE *e, const ECDSA_METHOD *ecdsa_meth); 00559 int ENGINE_set_DH(ENGINE *e, const DH_METHOD *dh_meth); 00560 int ENGINE_set_RAND(ENGINE *e, const RAND_METHOD *rand_meth); 00561 int ENGINE_set_STORE(ENGINE *e, const STORE_METHOD *store_meth); 00562 int ENGINE_set_destroy_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR destroy_f); 00563 int ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f); 00564 int ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f); 00565 int ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f); 00566 int ENGINE_set_load_privkey_function(ENGINE *e, 00567 ENGINE_LOAD_KEY_PTR loadpriv_f); 00568 int ENGINE_set_load_pubkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpub_f); 00569 int ENGINE_set_load_ssl_client_cert_function(ENGINE *e, 00570 ENGINE_SSL_CLIENT_CERT_PTR 00571 loadssl_f); 00572 int ENGINE_set_ciphers(ENGINE *e, ENGINE_CIPHERS_PTR f); 00573 int ENGINE_set_digests(ENGINE *e, ENGINE_DIGESTS_PTR f); 00574 int ENGINE_set_pkey_meths(ENGINE *e, ENGINE_PKEY_METHS_PTR f); 00575 int ENGINE_set_pkey_asn1_meths(ENGINE *e, ENGINE_PKEY_ASN1_METHS_PTR f); 00576 int ENGINE_set_flags(ENGINE *e, int flags); 00577 int ENGINE_set_cmd_defns(ENGINE *e, const ENGINE_CMD_DEFN *defns); 00578 /* These functions allow control over any per-structure ENGINE data. */ 00579 int ENGINE_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, 00580 CRYPTO_EX_dup *dup_func, 00581 CRYPTO_EX_free *free_func); 00582 int ENGINE_set_ex_data(ENGINE *e, int idx, void *arg); 00583 void *ENGINE_get_ex_data(const ENGINE *e, int idx); 00584 00585 /* 00586 * This function cleans up anything that needs it. Eg. the ENGINE_add() 00587 * function automatically ensures the list cleanup function is registered to 00588 * be called from ENGINE_cleanup(). Similarly, all ENGINE_register_*** 00589 * functions ensure ENGINE_cleanup() will clean up after them. 00590 */ 00591 void ENGINE_cleanup(void); 00592 00593 /* 00594 * These return values from within the ENGINE structure. These can be useful 00595 * with functional references as well as structural references - it depends 00596 * which you obtained. Using the result for functional purposes if you only 00597 * obtained a structural reference may be problematic! 00598 */ 00599 const char *ENGINE_get_id(const ENGINE *e); 00600 const char *ENGINE_get_name(const ENGINE *e); 00601 const RSA_METHOD *ENGINE_get_RSA(const ENGINE *e); 00602 const DSA_METHOD *ENGINE_get_DSA(const ENGINE *e); 00603 const ECDH_METHOD *ENGINE_get_ECDH(const ENGINE *e); 00604 const ECDSA_METHOD *ENGINE_get_ECDSA(const ENGINE *e); 00605 const DH_METHOD *ENGINE_get_DH(const ENGINE *e); 00606 const RAND_METHOD *ENGINE_get_RAND(const ENGINE *e); 00607 const STORE_METHOD *ENGINE_get_STORE(const ENGINE *e); 00608 ENGINE_GEN_INT_FUNC_PTR ENGINE_get_destroy_function(const ENGINE *e); 00609 ENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(const ENGINE *e); 00610 ENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(const ENGINE *e); 00611 ENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(const ENGINE *e); 00612 ENGINE_LOAD_KEY_PTR ENGINE_get_load_privkey_function(const ENGINE *e); 00613 ENGINE_LOAD_KEY_PTR ENGINE_get_load_pubkey_function(const ENGINE *e); 00614 ENGINE_SSL_CLIENT_CERT_PTR ENGINE_get_ssl_client_cert_function(const ENGINE 00615 *e); 00616 ENGINE_CIPHERS_PTR ENGINE_get_ciphers(const ENGINE *e); 00617 ENGINE_DIGESTS_PTR ENGINE_get_digests(const ENGINE *e); 00618 ENGINE_PKEY_METHS_PTR ENGINE_get_pkey_meths(const ENGINE *e); 00619 ENGINE_PKEY_ASN1_METHS_PTR ENGINE_get_pkey_asn1_meths(const ENGINE *e); 00620 const EVP_CIPHER *ENGINE_get_cipher(ENGINE *e, int nid); 00621 const EVP_MD *ENGINE_get_digest(ENGINE *e, int nid); 00622 const EVP_PKEY_METHOD *ENGINE_get_pkey_meth(ENGINE *e, int nid); 00623 const EVP_PKEY_ASN1_METHOD *ENGINE_get_pkey_asn1_meth(ENGINE *e, int nid); 00624 const EVP_PKEY_ASN1_METHOD *ENGINE_get_pkey_asn1_meth_str(ENGINE *e, 00625 const char *str, 00626 int len); 00627 const EVP_PKEY_ASN1_METHOD *ENGINE_pkey_asn1_find_str(ENGINE **pe, 00628 const char *str, 00629 int len); 00630 const ENGINE_CMD_DEFN *ENGINE_get_cmd_defns(const ENGINE *e); 00631 int ENGINE_get_flags(const ENGINE *e); 00632 00633 /* 00634 * FUNCTIONAL functions. These functions deal with ENGINE structures that 00635 * have (or will) be initialised for use. Broadly speaking, the structural 00636 * functions are useful for iterating the list of available engine types, 00637 * creating new engine types, and other "list" operations. These functions 00638 * actually deal with ENGINEs that are to be used. As such these functions 00639 * can fail (if applicable) when particular engines are unavailable - eg. if 00640 * a hardware accelerator is not attached or not functioning correctly. Each 00641 * ENGINE has 2 reference counts; structural and functional. Every time a 00642 * functional reference is obtained or released, a corresponding structural 00643 * reference is automatically obtained or released too. 00644 */ 00645 00646 /* 00647 * Initialise a engine type for use (or up its reference count if it's 00648 * already in use). This will fail if the engine is not currently operational 00649 * and cannot initialise. 00650 */ 00651 int ENGINE_init(ENGINE *e); 00652 /* 00653 * Free a functional reference to a engine type. This does not require a 00654 * corresponding call to ENGINE_free as it also releases a structural 00655 * reference. 00656 */ 00657 int ENGINE_finish(ENGINE *e); 00658 00659 /* 00660 * The following functions handle keys that are stored in some secondary 00661 * location, handled by the engine. The storage may be on a card or 00662 * whatever. 00663 */ 00664 EVP_PKEY *ENGINE_load_private_key(ENGINE *e, const char *key_id, 00665 UI_METHOD *ui_method, void *callback_data); 00666 EVP_PKEY *ENGINE_load_public_key(ENGINE *e, const char *key_id, 00667 UI_METHOD *ui_method, void *callback_data); 00668 int ENGINE_load_ssl_client_cert(ENGINE *e, SSL *s, 00669 STACK_OF(X509_NAME) *ca_dn, X509 **pcert, 00670 EVP_PKEY **ppkey, STACK_OF(X509) **pother, 00671 UI_METHOD *ui_method, void *callback_data); 00672 00673 /* 00674 * This returns a pointer for the current ENGINE structure that is (by 00675 * default) performing any RSA operations. The value returned is an 00676 * incremented reference, so it should be free'd (ENGINE_finish) before it is 00677 * discarded. 00678 */ 00679 ENGINE *ENGINE_get_default_RSA(void); 00680 /* Same for the other "methods" */ 00681 ENGINE *ENGINE_get_default_DSA(void); 00682 ENGINE *ENGINE_get_default_ECDH(void); 00683 ENGINE *ENGINE_get_default_ECDSA(void); 00684 ENGINE *ENGINE_get_default_DH(void); 00685 ENGINE *ENGINE_get_default_RAND(void); 00686 /* 00687 * These functions can be used to get a functional reference to perform 00688 * ciphering or digesting corresponding to "nid". 00689 */ 00690 ENGINE *ENGINE_get_cipher_engine(int nid); 00691 ENGINE *ENGINE_get_digest_engine(int nid); 00692 ENGINE *ENGINE_get_pkey_meth_engine(int nid); 00693 ENGINE *ENGINE_get_pkey_asn1_meth_engine(int nid); 00694 00695 /* 00696 * This sets a new default ENGINE structure for performing RSA operations. If 00697 * the result is non-zero (success) then the ENGINE structure will have had 00698 * its reference count up'd so the caller should still free their own 00699 * reference 'e'. 00700 */ 00701 int ENGINE_set_default_RSA(ENGINE *e); 00702 int ENGINE_set_default_string(ENGINE *e, const char *def_list); 00703 /* Same for the other "methods" */ 00704 int ENGINE_set_default_DSA(ENGINE *e); 00705 int ENGINE_set_default_ECDH(ENGINE *e); 00706 int ENGINE_set_default_ECDSA(ENGINE *e); 00707 int ENGINE_set_default_DH(ENGINE *e); 00708 int ENGINE_set_default_RAND(ENGINE *e); 00709 int ENGINE_set_default_ciphers(ENGINE *e); 00710 int ENGINE_set_default_digests(ENGINE *e); 00711 int ENGINE_set_default_pkey_meths(ENGINE *e); 00712 int ENGINE_set_default_pkey_asn1_meths(ENGINE *e); 00713 00714 /* 00715 * The combination "set" - the flags are bitwise "OR"d from the 00716 * ENGINE_METHOD_*** defines above. As with the "ENGINE_register_complete()" 00717 * function, this function can result in unnecessary static linkage. If your 00718 * application requires only specific functionality, consider using more 00719 * selective functions. 00720 */ 00721 int ENGINE_set_default(ENGINE *e, unsigned int flags); 00722 00723 void ENGINE_add_conf_module(void); 00724 00725 /* Deprecated functions ... */ 00726 /* int ENGINE_clear_defaults(void); */ 00727 00728 /**************************/ 00729 /* DYNAMIC ENGINE SUPPORT */ 00730 /**************************/ 00731 00732 /* Binary/behaviour compatibility levels */ 00733 # define OSSL_DYNAMIC_VERSION (unsigned long)0x00020000 00734 /* 00735 * Binary versions older than this are too old for us (whether we're a loader 00736 * or a loadee) 00737 */ 00738 # define OSSL_DYNAMIC_OLDEST (unsigned long)0x00020000 00739 00740 /* 00741 * When compiling an ENGINE entirely as an external shared library, loadable 00742 * by the "dynamic" ENGINE, these types are needed. The 'dynamic_fns' 00743 * structure type provides the calling application's (or library's) error 00744 * functionality and memory management function pointers to the loaded 00745 * library. These should be used/set in the loaded library code so that the 00746 * loading application's 'state' will be used/changed in all operations. The 00747 * 'static_state' pointer allows the loaded library to know if it shares the 00748 * same static data as the calling application (or library), and thus whether 00749 * these callbacks need to be set or not. 00750 */ 00751 typedef void *(*dyn_MEM_malloc_cb) (size_t); 00752 typedef void *(*dyn_MEM_realloc_cb) (void *, size_t); 00753 typedef void (*dyn_MEM_free_cb) (void *); 00754 typedef struct st_dynamic_MEM_fns { 00755 dyn_MEM_malloc_cb malloc_cb; 00756 dyn_MEM_realloc_cb realloc_cb; 00757 dyn_MEM_free_cb free_cb; 00758 } dynamic_MEM_fns; 00759 /* 00760 * FIXME: Perhaps the memory and locking code (crypto.h) should declare and 00761 * use these types so we (and any other dependant code) can simplify a bit?? 00762 */ 00763 typedef void (*dyn_lock_locking_cb) (int, int, const char *, int); 00764 typedef int (*dyn_lock_add_lock_cb) (int *, int, int, const char *, int); 00765 typedef struct CRYPTO_dynlock_value *(*dyn_dynlock_create_cb) (const char *, 00766 int); 00767 typedef void (*dyn_dynlock_lock_cb) (int, struct CRYPTO_dynlock_value *, 00768 const char *, int); 00769 typedef void (*dyn_dynlock_destroy_cb) (struct CRYPTO_dynlock_value *, 00770 const char *, int); 00771 typedef struct st_dynamic_LOCK_fns { 00772 dyn_lock_locking_cb lock_locking_cb; 00773 dyn_lock_add_lock_cb lock_add_lock_cb; 00774 dyn_dynlock_create_cb dynlock_create_cb; 00775 dyn_dynlock_lock_cb dynlock_lock_cb; 00776 dyn_dynlock_destroy_cb dynlock_destroy_cb; 00777 } dynamic_LOCK_fns; 00778 /* The top-level structure */ 00779 typedef struct st_dynamic_fns { 00780 void *static_state; 00781 const ERR_FNS *err_fns; 00782 const CRYPTO_EX_DATA_IMPL *ex_data_fns; 00783 dynamic_MEM_fns mem_fns; 00784 dynamic_LOCK_fns lock_fns; 00785 } dynamic_fns; 00786 00787 /* 00788 * The version checking function should be of this prototype. NB: The 00789 * ossl_version value passed in is the OSSL_DYNAMIC_VERSION of the loading 00790 * code. If this function returns zero, it indicates a (potential) version 00791 * incompatibility and the loaded library doesn't believe it can proceed. 00792 * Otherwise, the returned value is the (latest) version supported by the 00793 * loading library. The loader may still decide that the loaded code's 00794 * version is unsatisfactory and could veto the load. The function is 00795 * expected to be implemented with the symbol name "v_check", and a default 00796 * implementation can be fully instantiated with 00797 * IMPLEMENT_DYNAMIC_CHECK_FN(). 00798 */ 00799 typedef unsigned long (*dynamic_v_check_fn) (unsigned long ossl_version); 00800 # define IMPLEMENT_DYNAMIC_CHECK_FN() \ 00801 OPENSSL_EXPORT unsigned long v_check(unsigned long v); \ 00802 OPENSSL_EXPORT unsigned long v_check(unsigned long v) { \ 00803 if(v >= OSSL_DYNAMIC_OLDEST) return OSSL_DYNAMIC_VERSION; \ 00804 return 0; } 00805 00806 /* 00807 * This function is passed the ENGINE structure to initialise with its own 00808 * function and command settings. It should not adjust the structural or 00809 * functional reference counts. If this function returns zero, (a) the load 00810 * will be aborted, (b) the previous ENGINE state will be memcpy'd back onto 00811 * the structure, and (c) the shared library will be unloaded. So 00812 * implementations should do their own internal cleanup in failure 00813 * circumstances otherwise they could leak. The 'id' parameter, if non-NULL, 00814 * represents the ENGINE id that the loader is looking for. If this is NULL, 00815 * the shared library can choose to return failure or to initialise a 00816 * 'default' ENGINE. If non-NULL, the shared library must initialise only an 00817 * ENGINE matching the passed 'id'. The function is expected to be 00818 * implemented with the symbol name "bind_engine". A standard implementation 00819 * can be instantiated with IMPLEMENT_DYNAMIC_BIND_FN(fn) where the parameter 00820 * 'fn' is a callback function that populates the ENGINE structure and 00821 * returns an int value (zero for failure). 'fn' should have prototype; 00822 * [static] int fn(ENGINE *e, const char *id); 00823 */ 00824 typedef int (*dynamic_bind_engine) (ENGINE *e, const char *id, 00825 const dynamic_fns *fns); 00826 # define IMPLEMENT_DYNAMIC_BIND_FN(fn) \ 00827 OPENSSL_EXPORT \ 00828 int bind_engine(ENGINE *e, const char *id, const dynamic_fns *fns); \ 00829 OPENSSL_EXPORT \ 00830 int bind_engine(ENGINE *e, const char *id, const dynamic_fns *fns) { \ 00831 if(ENGINE_get_static_state() == fns->static_state) goto skip_cbs; \ 00832 if(!CRYPTO_set_mem_functions(fns->mem_fns.malloc_cb, \ 00833 fns->mem_fns.realloc_cb, fns->mem_fns.free_cb)) \ 00834 return 0; \ 00835 CRYPTO_set_locking_callback(fns->lock_fns.lock_locking_cb); \ 00836 CRYPTO_set_add_lock_callback(fns->lock_fns.lock_add_lock_cb); \ 00837 CRYPTO_set_dynlock_create_callback(fns->lock_fns.dynlock_create_cb); \ 00838 CRYPTO_set_dynlock_lock_callback(fns->lock_fns.dynlock_lock_cb); \ 00839 CRYPTO_set_dynlock_destroy_callback(fns->lock_fns.dynlock_destroy_cb); \ 00840 if(!CRYPTO_set_ex_data_implementation(fns->ex_data_fns)) \ 00841 return 0; \ 00842 if(!ERR_set_implementation(fns->err_fns)) return 0; \ 00843 skip_cbs: \ 00844 if(!fn(e,id)) return 0; \ 00845 return 1; } 00846 00847 /* 00848 * If the loading application (or library) and the loaded ENGINE library 00849 * share the same static data (eg. they're both dynamically linked to the 00850 * same libcrypto.so) we need a way to avoid trying to set system callbacks - 00851 * this would fail, and for the same reason that it's unnecessary to try. If 00852 * the loaded ENGINE has (or gets from through the loader) its own copy of 00853 * the libcrypto static data, we will need to set the callbacks. The easiest 00854 * way to detect this is to have a function that returns a pointer to some 00855 * static data and let the loading application and loaded ENGINE compare 00856 * their respective values. 00857 */ 00858 void *ENGINE_get_static_state(void); 00859 00860 # if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV) 00861 void ENGINE_setup_bsd_cryptodev(void); 00862 # endif 00863 00864 /* BEGIN ERROR CODES */ 00865 /* 00866 * The following lines are auto generated by the script mkerr.pl. Any changes 00867 * made after this point may be overwritten when the script is next run. 00868 */ 00869 void ERR_load_ENGINE_strings(void); 00870 00871 /* Error codes for the ENGINE functions. */ 00872 00873 /* Function codes. */ 00874 # define ENGINE_F_DYNAMIC_CTRL 180 00875 # define ENGINE_F_DYNAMIC_GET_DATA_CTX 181 00876 # define ENGINE_F_DYNAMIC_LOAD 182 00877 # define ENGINE_F_DYNAMIC_SET_DATA_CTX 183 00878 # define ENGINE_F_ENGINE_ADD 105 00879 # define ENGINE_F_ENGINE_BY_ID 106 00880 # define ENGINE_F_ENGINE_CMD_IS_EXECUTABLE 170 00881 # define ENGINE_F_ENGINE_CTRL 142 00882 # define ENGINE_F_ENGINE_CTRL_CMD 178 00883 # define ENGINE_F_ENGINE_CTRL_CMD_STRING 171 00884 # define ENGINE_F_ENGINE_FINISH 107 00885 # define ENGINE_F_ENGINE_FREE_UTIL 108 00886 # define ENGINE_F_ENGINE_GET_CIPHER 185 00887 # define ENGINE_F_ENGINE_GET_DEFAULT_TYPE 177 00888 # define ENGINE_F_ENGINE_GET_DIGEST 186 00889 # define ENGINE_F_ENGINE_GET_NEXT 115 00890 # define ENGINE_F_ENGINE_GET_PKEY_ASN1_METH 193 00891 # define ENGINE_F_ENGINE_GET_PKEY_METH 192 00892 # define ENGINE_F_ENGINE_GET_PREV 116 00893 # define ENGINE_F_ENGINE_INIT 119 00894 # define ENGINE_F_ENGINE_LIST_ADD 120 00895 # define ENGINE_F_ENGINE_LIST_REMOVE 121 00896 # define ENGINE_F_ENGINE_LOAD_PRIVATE_KEY 150 00897 # define ENGINE_F_ENGINE_LOAD_PUBLIC_KEY 151 00898 # define ENGINE_F_ENGINE_LOAD_SSL_CLIENT_CERT 194 00899 # define ENGINE_F_ENGINE_NEW 122 00900 # define ENGINE_F_ENGINE_REMOVE 123 00901 # define ENGINE_F_ENGINE_SET_DEFAULT_STRING 189 00902 # define ENGINE_F_ENGINE_SET_DEFAULT_TYPE 126 00903 # define ENGINE_F_ENGINE_SET_ID 129 00904 # define ENGINE_F_ENGINE_SET_NAME 130 00905 # define ENGINE_F_ENGINE_TABLE_REGISTER 184 00906 # define ENGINE_F_ENGINE_UNLOAD_KEY 152 00907 # define ENGINE_F_ENGINE_UNLOCKED_FINISH 191 00908 # define ENGINE_F_ENGINE_UP_REF 190 00909 # define ENGINE_F_INT_CTRL_HELPER 172 00910 # define ENGINE_F_INT_ENGINE_CONFIGURE 188 00911 # define ENGINE_F_INT_ENGINE_MODULE_INIT 187 00912 # define ENGINE_F_LOG_MESSAGE 141 00913 00914 /* Reason codes. */ 00915 # define ENGINE_R_ALREADY_LOADED 100 00916 # define ENGINE_R_ARGUMENT_IS_NOT_A_NUMBER 133 00917 # define ENGINE_R_CMD_NOT_EXECUTABLE 134 00918 # define ENGINE_R_COMMAND_TAKES_INPUT 135 00919 # define ENGINE_R_COMMAND_TAKES_NO_INPUT 136 00920 # define ENGINE_R_CONFLICTING_ENGINE_ID 103 00921 # define ENGINE_R_CTRL_COMMAND_NOT_IMPLEMENTED 119 00922 # define ENGINE_R_DH_NOT_IMPLEMENTED 139 00923 # define ENGINE_R_DSA_NOT_IMPLEMENTED 140 00924 # define ENGINE_R_DSO_FAILURE 104 00925 # define ENGINE_R_DSO_NOT_FOUND 132 00926 # define ENGINE_R_ENGINES_SECTION_ERROR 148 00927 # define ENGINE_R_ENGINE_CONFIGURATION_ERROR 102 00928 # define ENGINE_R_ENGINE_IS_NOT_IN_LIST 105 00929 # define ENGINE_R_ENGINE_SECTION_ERROR 149 00930 # define ENGINE_R_FAILED_LOADING_PRIVATE_KEY 128 00931 # define ENGINE_R_FAILED_LOADING_PUBLIC_KEY 129 00932 # define ENGINE_R_FINISH_FAILED 106 00933 # define ENGINE_R_GET_HANDLE_FAILED 107 00934 # define ENGINE_R_ID_OR_NAME_MISSING 108 00935 # define ENGINE_R_INIT_FAILED 109 00936 # define ENGINE_R_INTERNAL_LIST_ERROR 110 00937 # define ENGINE_R_INVALID_ARGUMENT 143 00938 # define ENGINE_R_INVALID_CMD_NAME 137 00939 # define ENGINE_R_INVALID_CMD_NUMBER 138 00940 # define ENGINE_R_INVALID_INIT_VALUE 151 00941 # define ENGINE_R_INVALID_STRING 150 00942 # define ENGINE_R_NOT_INITIALISED 117 00943 # define ENGINE_R_NOT_LOADED 112 00944 # define ENGINE_R_NO_CONTROL_FUNCTION 120 00945 # define ENGINE_R_NO_INDEX 144 00946 # define ENGINE_R_NO_LOAD_FUNCTION 125 00947 # define ENGINE_R_NO_REFERENCE 130 00948 # define ENGINE_R_NO_SUCH_ENGINE 116 00949 # define ENGINE_R_NO_UNLOAD_FUNCTION 126 00950 # define ENGINE_R_PROVIDE_PARAMETERS 113 00951 # define ENGINE_R_RSA_NOT_IMPLEMENTED 141 00952 # define ENGINE_R_UNIMPLEMENTED_CIPHER 146 00953 # define ENGINE_R_UNIMPLEMENTED_DIGEST 147 00954 # define ENGINE_R_UNIMPLEMENTED_PUBLIC_KEY_METHOD 101 00955 # define ENGINE_R_VERSION_INCOMPATIBILITY 145 00956 00957 #ifdef __cplusplus 00958 } 00959 #endif 00960 #endif