597 lines
28 KiB
C
597 lines
28 KiB
C
/* openssl/engine.h */
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/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
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* project 2000.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#ifndef HEADER_ENGINE_H
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#define HEADER_ENGINE_H
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#include <openssl/types.h>
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#include <openssl/bn.h>
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#ifndef OPENSSL_NO_RSA
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#include <openssl/rsa.h>
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#endif
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#ifndef OPENSSL_NO_DSA
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#include <openssl/dsa.h>
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#endif
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#ifndef OPENSSL_NO_DH
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#include <openssl/dh.h>
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#endif
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#include <openssl/rand.h>
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#include <openssl/ui.h>
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#include <openssl/symhacks.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Fixups for missing algorithms */
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#ifdef OPENSSL_NO_RSA
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typedef void RSA_METHOD;
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#endif
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#ifdef OPENSSL_NO_DSA
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typedef void DSA_METHOD;
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#endif
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#ifdef OPENSSL_NO_DH
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typedef void DH_METHOD;
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#endif
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/* These flags are used to control combinations of algorithm (methods)
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* by bitwise "OR"ing. */
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#define ENGINE_METHOD_RSA (unsigned int)0x0001
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#define ENGINE_METHOD_DSA (unsigned int)0x0002
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#define ENGINE_METHOD_DH (unsigned int)0x0004
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#define ENGINE_METHOD_RAND (unsigned int)0x0008
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#define ENGINE_METHOD_BN_MOD_EXP (unsigned int)0x0010
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#define ENGINE_METHOD_BN_MOD_EXP_CRT (unsigned int)0x0020
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/* Obvious all-or-nothing cases. */
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#define ENGINE_METHOD_ALL (unsigned int)0xFFFF
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#define ENGINE_METHOD_NONE (unsigned int)0x0000
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/* ENGINE flags that can be set by ENGINE_set_flags(). */
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/* #define ENGINE_FLAGS_MALLOCED 0x0001 */ /* Not used */
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/* This flag is for ENGINEs that wish to handle the various 'CMD'-related
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* control commands on their own. Without this flag, ENGINE_ctrl() handles these
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* control commands on behalf of the ENGINE using their "cmd_defns" data. */
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#define ENGINE_FLAGS_MANUAL_CMD_CTRL (int)0x0002
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/* This flag is for ENGINEs who return new duplicate structures when found via
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* "ENGINE_by_id()". When an ENGINE must store state (eg. if ENGINE_ctrl()
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* commands are called in sequence as part of some stateful process like
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* key-generation setup and execution), it can set this flag - then each attempt
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* to obtain the ENGINE will result in it being copied into a new structure.
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* Normally, ENGINEs don't declare this flag so ENGINE_by_id() just increments
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* the existing ENGINE's structural reference count. */
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#define ENGINE_FLAGS_BY_ID_COPY (int)0x0004
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/* ENGINEs can support their own command types, and these flags are used in
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* ENGINE_CTRL_GET_CMD_FLAGS to indicate to the caller what kind of input each
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* command expects. Currently only numeric and string input is supported. If a
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* control command supports none of the _NUMERIC, _STRING, or _NO_INPUT options,
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* then it is regarded as an "internal" control command - and not for use in
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* config setting situations. As such, they're not available to the
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* ENGINE_ctrl_cmd_string() function, only raw ENGINE_ctrl() access. Changes to
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* this list of 'command types' should be reflected carefully in
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* ENGINE_cmd_is_executable() and ENGINE_ctrl_cmd_string(). */
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/* accepts a 'long' input value (3rd parameter to ENGINE_ctrl) */
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#define ENGINE_CMD_FLAG_NUMERIC (unsigned int)0x0001
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/* accepts string input (cast from 'void*' to 'const char *', 4th parameter to
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* ENGINE_ctrl) */
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#define ENGINE_CMD_FLAG_STRING (unsigned int)0x0002
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/* Indicates that the control command takes *no* input. Ie. the control command
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* is unparameterised. */
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#define ENGINE_CMD_FLAG_NO_INPUT (unsigned int)0x0004
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/* Indicates that the control command is internal. This control command won't
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* be shown in any output, and is only usable through the ENGINE_ctrl_cmd()
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* function. */
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#define ENGINE_CMD_FLAG_INTERNAL (unsigned int)0x0008
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/* NB: These 3 control commands are deprecated and should not be used. ENGINEs
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* relying on these commands should compile conditional support for
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* compatibility (eg. if these symbols are defined) but should also migrate the
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* same functionality to their own ENGINE-specific control functions that can be
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* "discovered" by calling applications. The fact these control commands
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* wouldn't be "executable" (ie. usable by text-based config) doesn't change the
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* fact that application code can find and use them without requiring per-ENGINE
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* hacking. */
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/* These flags are used to tell the ctrl function what should be done.
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* All command numbers are shared between all engines, even if some don't
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* make sense to some engines. In such a case, they do nothing but return
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* the error ENGINE_R_CTRL_COMMAND_NOT_IMPLEMENTED. */
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#define ENGINE_CTRL_SET_LOGSTREAM 1
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#define ENGINE_CTRL_SET_PASSWORD_CALLBACK 2
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#define ENGINE_CTRL_HUP 3 /* Close and reinitialise any
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handles/connections etc. */
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#define ENGINE_CTRL_SET_USER_INTERFACE 4 /* Alternative to callback */
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#define ENGINE_CTRL_SET_CALLBACK_DATA 5 /* User-specific data, used
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when calling the password
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callback and the user
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interface */
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/* These control commands allow an application to deal with an arbitrary engine
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* in a dynamic way. Warn: Negative return values indicate errors FOR THESE
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* COMMANDS because zero is used to indicate 'end-of-list'. Other commands,
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* including ENGINE-specific command types, return zero for an error.
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*
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* An ENGINE can choose to implement these ctrl functions, and can internally
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* manage things however it chooses - it does so by setting the
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* ENGINE_FLAGS_MANUAL_CMD_CTRL flag (using ENGINE_set_flags()). Otherwise the
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* ENGINE_ctrl() code handles this on the ENGINE's behalf using the cmd_defns
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* data (set using ENGINE_set_cmd_defns()). This means an ENGINE's ctrl()
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* handler need only implement its own commands - the above "meta" commands will
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* be taken care of. */
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/* Returns non-zero if the supplied ENGINE has a ctrl() handler. If "not", then
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* all the remaining control commands will return failure, so it is worth
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* checking this first if the caller is trying to "discover" the engine's
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* capabilities and doesn't want errors generated unnecessarily. */
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#define ENGINE_CTRL_HAS_CTRL_FUNCTION 10
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/* Returns a positive command number for the first command supported by the
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* engine. Returns zero if no ctrl commands are supported. */
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#define ENGINE_CTRL_GET_FIRST_CMD_TYPE 11
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/* The 'long' argument specifies a command implemented by the engine, and the
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* return value is the next command supported, or zero if there are no more. */
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#define ENGINE_CTRL_GET_NEXT_CMD_TYPE 12
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/* The 'void*' argument is a command name (cast from 'const char *'), and the
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* return value is the command that corresponds to it. */
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#define ENGINE_CTRL_GET_CMD_FROM_NAME 13
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/* The next two allow a command to be converted into its corresponding string
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* form. In each case, the 'long' argument supplies the command. In the NAME_LEN
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* case, the return value is the length of the command name (not counting a
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* trailing EOL). In the NAME case, the 'void*' argument must be a string buffer
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* large enough, and it will be populated with the name of the command (WITH a
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* trailing EOL). */
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#define ENGINE_CTRL_GET_NAME_LEN_FROM_CMD 14
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#define ENGINE_CTRL_GET_NAME_FROM_CMD 15
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/* The next two are similar but give a "short description" of a command. */
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#define ENGINE_CTRL_GET_DESC_LEN_FROM_CMD 16
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#define ENGINE_CTRL_GET_DESC_FROM_CMD 17
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/* With this command, the return value is the OR'd combination of
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* ENGINE_CMD_FLAG_*** values that indicate what kind of input a given
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* engine-specific ctrl command expects. */
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#define ENGINE_CTRL_GET_CMD_FLAGS 18
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/* ENGINE implementations should start the numbering of their own control
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* commands from this value. (ie. ENGINE_CMD_BASE, ENGINE_CMD_BASE + 1, etc). */
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#define ENGINE_CMD_BASE 200
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/* NB: These 2 nCipher "chil" control commands are deprecated, and their
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* functionality is now available through ENGINE-specific control commands
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* (exposed through the above-mentioned 'CMD'-handling). Code using these 2
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* commands should be migrated to the more general command handling before these
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* are removed. */
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/* Flags specific to the nCipher "chil" engine */
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#define ENGINE_CTRL_CHIL_SET_FORKCHECK 100
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/* Depending on the value of the (long)i argument, this sets or
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* unsets the SimpleForkCheck flag in the CHIL API to enable or
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* disable checking and workarounds for applications that fork().
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*/
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#define ENGINE_CTRL_CHIL_NO_LOCKING 101
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/* This prevents the initialisation function from providing mutex
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* callbacks to the nCipher library. */
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/* If an ENGINE supports its own specific control commands and wishes the
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* framework to handle the above 'ENGINE_CMD_***'-manipulation commands on its
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* behalf, it should supply a null-terminated array of ENGINE_CMD_DEFN entries
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* to ENGINE_set_cmd_defns(). It should also implement a ctrl() handler that
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* supports the stated commands (ie. the "cmd_num" entries as described by the
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* array). NB: The array must be ordered in increasing order of cmd_num.
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* "null-terminated" means that the last ENGINE_CMD_DEFN element has cmd_num set
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* to zero and/or cmd_name set to NULL. */
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typedef struct ENGINE_CMD_DEFN_st
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{
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unsigned int cmd_num; /* The command number */
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const char *cmd_name; /* The command name itself */
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const char *cmd_desc; /* A short description of the command */
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unsigned int cmd_flags; /* The input the command expects */
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} ENGINE_CMD_DEFN;
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/* As we're missing a BIGNUM_METHOD, we need a couple of locally
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* defined function types that engines can implement. */
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/* mod_exp operation, calculates; r = a ^ p mod m
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* NB: ctx can be NULL, but if supplied, the implementation may use
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* it if it wishes. */
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typedef int (*BN_MOD_EXP)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx);
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/* private key operation for RSA, provided seperately in case other
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* RSA implementations wish to use it. */
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typedef int (*BN_MOD_EXP_CRT)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
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const BIGNUM *iqmp, BN_CTX *ctx);
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/* The list of "engine" types is a static array of (const ENGINE*)
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* pointers (not dynamic because static is fine for now and we otherwise
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* have to hook an appropriate load/unload function in to initialise and
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* cleanup). */
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struct engine_st;
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typedef struct engine_st ENGINE;
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/* Generic function pointer */
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typedef int (*ENGINE_GEN_FUNC_PTR)();
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/* Generic function pointer taking no arguments */
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typedef int (*ENGINE_GEN_INT_FUNC_PTR)(ENGINE *);
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/* Specific control function pointer */
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typedef int (*ENGINE_CTRL_FUNC_PTR)(ENGINE *, int, long, void *, void (*f)());
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/* Generic load_key function pointer */
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typedef EVP_PKEY * (*ENGINE_LOAD_KEY_PTR)(ENGINE *, const char *,
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UI_METHOD *ui_method, void *callback_data);
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/* STRUCTURE functions ... all of these functions deal with pointers to ENGINE
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* structures where the pointers have a "structural reference". This means that
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* their reference is to allowed access to the structure but it does not imply
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* that the structure is functional. To simply increment or decrement the
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* structural reference count, use ENGINE_by_id and ENGINE_free. NB: This is not
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* required when iterating using ENGINE_get_next as it will automatically
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* decrement the structural reference count of the "current" ENGINE and
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* increment the structural reference count of the ENGINE it returns (unless it
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* is NULL). */
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/* Get the first/last "ENGINE" type available. */
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ENGINE *ENGINE_get_first(void);
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ENGINE *ENGINE_get_last(void);
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/* Iterate to the next/previous "ENGINE" type (NULL = end of the list). */
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ENGINE *ENGINE_get_next(ENGINE *e);
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ENGINE *ENGINE_get_prev(ENGINE *e);
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/* Add another "ENGINE" type into the array. */
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int ENGINE_add(ENGINE *e);
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/* Remove an existing "ENGINE" type from the array. */
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int ENGINE_remove(ENGINE *e);
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/* Retrieve an engine from the list by its unique "id" value. */
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ENGINE *ENGINE_by_id(const char *id);
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/* Add all the built-in engines. By default, only the OpenSSL software
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engine is loaded */
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void ENGINE_load_cswift(void);
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void ENGINE_load_chil(void);
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void ENGINE_load_atalla(void);
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void ENGINE_load_nuron(void);
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void ENGINE_load_ubsec(void);
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void ENGINE_load_builtin_engines(void);
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/* Send parametrised control commands to the engine. The possibilities to send
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* down an integer, a pointer to data or a function pointer are provided. Any of
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* the parameters may or may not be NULL, depending on the command number. In
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* actuality, this function only requires a structural (rather than functional)
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* reference to an engine, but many control commands may require the engine be
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* functional. The caller should be aware of trying commands that require an
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* operational ENGINE, and only use functional references in such situations. */
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int ENGINE_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
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/* This function tests if an ENGINE-specific command is usable as a "setting".
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* Eg. in an application's config file that gets processed through
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* ENGINE_ctrl_cmd_string(). If this returns zero, it is not available to
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* ENGINE_ctrl_cmd_string(), only ENGINE_ctrl(). */
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int ENGINE_cmd_is_executable(ENGINE *e, int cmd);
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/* This function works like ENGINE_ctrl() with the exception of taking a
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* command name instead of a command number, and can handle optional commands.
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* See the comment on ENGINE_ctrl_cmd_string() for an explanation on how to
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* use the cmd_name and cmd_optional. */
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int ENGINE_ctrl_cmd(ENGINE *e, const char *cmd_name,
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long i, void *p, void (*f)(), int cmd_optional);
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/* This function passes a command-name and argument to an ENGINE. The cmd_name
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* is converted to a command number and the control command is called using
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* 'arg' as an argument (unless the ENGINE doesn't support such a command, in
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* which case no control command is called). The command is checked for input
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* flags, and if necessary the argument will be converted to a numeric value. If
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* cmd_optional is non-zero, then if the ENGINE doesn't support the given
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* cmd_name the return value will be success anyway. This function is intended
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* for applications to use so that users (or config files) can supply
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* engine-specific config data to the ENGINE at run-time to control behaviour of
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* specific engines. As such, it shouldn't be used for calling ENGINE_ctrl()
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* functions that return data, deal with binary data, or that are otherwise
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* supposed to be used directly through ENGINE_ctrl() in application code. Any
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* "return" data from an ENGINE_ctrl() operation in this function will be lost -
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* the return value is interpreted as failure if the return value is zero,
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* success otherwise, and this function returns a boolean value as a result. In
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* other words, vendors of 'ENGINE'-enabled devices should write ENGINE
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* implementations with parameterisations that work in this scheme, so that
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* compliant ENGINE-based applications can work consistently with the same
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* configuration for the same ENGINE-enabled devices, across applications. */
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int ENGINE_ctrl_cmd_string(ENGINE *e, const char *cmd_name, const char *arg,
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int cmd_optional);
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/* These functions are useful for manufacturing new ENGINE structures. They
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* don't address reference counting at all - one uses them to populate an ENGINE
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* structure with personalised implementations of things prior to using it
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* directly or adding it to the builtin ENGINE list in OpenSSL. These are also
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* here so that the ENGINE structure doesn't have to be exposed and break binary
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* compatibility! */
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ENGINE *ENGINE_new(void);
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int ENGINE_free(ENGINE *e);
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int ENGINE_set_id(ENGINE *e, const char *id);
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int ENGINE_set_name(ENGINE *e, const char *name);
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int ENGINE_set_RSA(ENGINE *e, const RSA_METHOD *rsa_meth);
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int ENGINE_set_DSA(ENGINE *e, const DSA_METHOD *dsa_meth);
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int ENGINE_set_DH(ENGINE *e, const DH_METHOD *dh_meth);
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int ENGINE_set_RAND(ENGINE *e, const RAND_METHOD *rand_meth);
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int ENGINE_set_BN_mod_exp(ENGINE *e, BN_MOD_EXP bn_mod_exp);
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int ENGINE_set_BN_mod_exp_crt(ENGINE *e, BN_MOD_EXP_CRT bn_mod_exp_crt);
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int ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f);
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int ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f);
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int ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f);
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int ENGINE_set_load_privkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpriv_f);
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int ENGINE_set_load_pubkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpub_f);
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int ENGINE_set_flags(ENGINE *e, int flags);
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int ENGINE_set_cmd_defns(ENGINE *e, const ENGINE_CMD_DEFN *defns);
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/* Copies across all ENGINE methods and pointers. NB: This does *not* change
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* reference counts however. */
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int ENGINE_cpy(ENGINE *dest, const ENGINE *src);
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/* These functions (and the "get" function lower down) allow control over any
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* per-structure ENGINE data. */
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int ENGINE_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
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CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
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int ENGINE_set_ex_data(ENGINE *e, int idx, void *arg);
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/* Cleans the internal engine list. This should only be used when the
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* application is about to exit or restart operation (the next operation
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* requiring the ENGINE list will re-initialise it with defaults). NB: Dynamic
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* ENGINEs will only truly unload (including any allocated data or loaded
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* shared-libraries) if all remaining references are released too - so keys,
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* certificates, etc all need to be released for an in-use ENGINE to unload. */
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void ENGINE_cleanup(void);
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/* These return values from within the ENGINE structure. These can be useful
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* with functional references as well as structural references - it depends
|
|
* which you obtained. Using the result for functional purposes if you only
|
|
* obtained a structural reference may be problematic! */
|
|
const char *ENGINE_get_id(const ENGINE *e);
|
|
const char *ENGINE_get_name(const ENGINE *e);
|
|
const RSA_METHOD *ENGINE_get_RSA(const ENGINE *e);
|
|
const DSA_METHOD *ENGINE_get_DSA(const ENGINE *e);
|
|
const DH_METHOD *ENGINE_get_DH(const ENGINE *e);
|
|
const RAND_METHOD *ENGINE_get_RAND(const ENGINE *e);
|
|
BN_MOD_EXP ENGINE_get_BN_mod_exp(const ENGINE *e);
|
|
BN_MOD_EXP_CRT ENGINE_get_BN_mod_exp_crt(const ENGINE *e);
|
|
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(const ENGINE *e);
|
|
ENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(const ENGINE *e);
|
|
ENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(const ENGINE *e);
|
|
ENGINE_LOAD_KEY_PTR ENGINE_get_load_privkey_function(const ENGINE *e);
|
|
ENGINE_LOAD_KEY_PTR ENGINE_get_load_pubkey_function(const ENGINE *e);
|
|
const ENGINE_CMD_DEFN *ENGINE_get_cmd_defns(const ENGINE *e);
|
|
int ENGINE_get_flags(const ENGINE *e);
|
|
void *ENGINE_get_ex_data(const ENGINE *e, int idx);
|
|
|
|
/* FUNCTIONAL functions. These functions deal with ENGINE structures
|
|
* that have (or will) be initialised for use. Broadly speaking, the
|
|
* structural functions are useful for iterating the list of available
|
|
* engine types, creating new engine types, and other "list" operations.
|
|
* These functions actually deal with ENGINEs that are to be used. As
|
|
* such these functions can fail (if applicable) when particular
|
|
* engines are unavailable - eg. if a hardware accelerator is not
|
|
* attached or not functioning correctly. Each ENGINE has 2 reference
|
|
* counts; structural and functional. Every time a functional reference
|
|
* is obtained or released, a corresponding structural reference is
|
|
* automatically obtained or released too. */
|
|
|
|
/* Initialise a engine type for use (or up its reference count if it's
|
|
* already in use). This will fail if the engine is not currently
|
|
* operational and cannot initialise. */
|
|
int ENGINE_init(ENGINE *e);
|
|
/* Free a functional reference to a engine type. This does not require
|
|
* a corresponding call to ENGINE_free as it also releases a structural
|
|
* reference. */
|
|
int ENGINE_finish(ENGINE *e);
|
|
|
|
/* The following functions handle keys that are stored in some secondary
|
|
* location, handled by the engine. The storage may be on a card or
|
|
* whatever. */
|
|
EVP_PKEY *ENGINE_load_private_key(ENGINE *e, const char *key_id,
|
|
UI_METHOD *ui_method, void *callback_data);
|
|
EVP_PKEY *ENGINE_load_public_key(ENGINE *e, const char *key_id,
|
|
UI_METHOD *ui_method, void *callback_data);
|
|
|
|
/* This returns a pointer for the current ENGINE structure that
|
|
* is (by default) performing any RSA operations. The value returned
|
|
* is an incremented reference, so it should be free'd (ENGINE_finish)
|
|
* before it is discarded. */
|
|
ENGINE *ENGINE_get_default_RSA(void);
|
|
/* Same for the other "methods" */
|
|
ENGINE *ENGINE_get_default_DSA(void);
|
|
ENGINE *ENGINE_get_default_DH(void);
|
|
ENGINE *ENGINE_get_default_RAND(void);
|
|
ENGINE *ENGINE_get_default_BN_mod_exp(void);
|
|
ENGINE *ENGINE_get_default_BN_mod_exp_crt(void);
|
|
|
|
/* This sets a new default ENGINE structure for performing RSA
|
|
* operations. If the result is non-zero (success) then the ENGINE
|
|
* structure will have had its reference count up'd so the caller
|
|
* should still free their own reference 'e'. */
|
|
int ENGINE_set_default_RSA(ENGINE *e);
|
|
/* Same for the other "methods" */
|
|
int ENGINE_set_default_DSA(ENGINE *e);
|
|
int ENGINE_set_default_DH(ENGINE *e);
|
|
int ENGINE_set_default_RAND(ENGINE *e);
|
|
int ENGINE_set_default_BN_mod_exp(ENGINE *e);
|
|
int ENGINE_set_default_BN_mod_exp_crt(ENGINE *e);
|
|
|
|
/* The combination "set" - the flags are bitwise "OR"d from the
|
|
* ENGINE_METHOD_*** defines above. */
|
|
int ENGINE_set_default(ENGINE *e, unsigned int flags);
|
|
|
|
/* This function resets all the internal "default" ENGINEs (there's one for each
|
|
* of the various algorithms) to NULL, releasing any references as appropriate.
|
|
* This function is called as part of the ENGINE_cleanup() function, so there's
|
|
* no need to call both (although no harm is done). */
|
|
int ENGINE_clear_defaults(void);
|
|
|
|
/* Obligatory error function. */
|
|
void ERR_load_ENGINE_strings(void);
|
|
|
|
/* BEGIN ERROR CODES */
|
|
/* The following lines are auto generated by the script mkerr.pl. Any changes
|
|
* made after this point may be overwritten when the script is next run.
|
|
*/
|
|
void ERR_load_ENGINE_strings(void);
|
|
|
|
/* Error codes for the ENGINE functions. */
|
|
|
|
/* Function codes. */
|
|
#define ENGINE_F_ATALLA_CTRL 173
|
|
#define ENGINE_F_ATALLA_FINISH 159
|
|
#define ENGINE_F_ATALLA_INIT 160
|
|
#define ENGINE_F_ATALLA_MOD_EXP 161
|
|
#define ENGINE_F_ATALLA_RSA_MOD_EXP 162
|
|
#define ENGINE_F_CSWIFT_CTRL 174
|
|
#define ENGINE_F_CSWIFT_DSA_SIGN 133
|
|
#define ENGINE_F_CSWIFT_DSA_VERIFY 134
|
|
#define ENGINE_F_CSWIFT_FINISH 100
|
|
#define ENGINE_F_CSWIFT_INIT 101
|
|
#define ENGINE_F_CSWIFT_MOD_EXP 102
|
|
#define ENGINE_F_CSWIFT_MOD_EXP_CRT 103
|
|
#define ENGINE_F_CSWIFT_RSA_MOD_EXP 104
|
|
#define ENGINE_F_ENGINE_ADD 105
|
|
#define ENGINE_F_ENGINE_BY_ID 106
|
|
#define ENGINE_F_ENGINE_CMD_IS_EXECUTABLE 170
|
|
#define ENGINE_F_ENGINE_CTRL 142
|
|
#define ENGINE_F_ENGINE_CTRL_CMD 178
|
|
#define ENGINE_F_ENGINE_CTRL_CMD_STRING 171
|
|
#define ENGINE_F_ENGINE_FINISH 107
|
|
#define ENGINE_F_ENGINE_FREE 108
|
|
#define ENGINE_F_ENGINE_GET_DEFAULT_TYPE 177
|
|
#define ENGINE_F_ENGINE_GET_NEXT 115
|
|
#define ENGINE_F_ENGINE_GET_PREV 116
|
|
#define ENGINE_F_ENGINE_INIT 119
|
|
#define ENGINE_F_ENGINE_LIST_ADD 120
|
|
#define ENGINE_F_ENGINE_LIST_REMOVE 121
|
|
#define ENGINE_F_ENGINE_LOAD_PRIVATE_KEY 150
|
|
#define ENGINE_F_ENGINE_LOAD_PUBLIC_KEY 151
|
|
#define ENGINE_F_ENGINE_NEW 122
|
|
#define ENGINE_F_ENGINE_REMOVE 123
|
|
#define ENGINE_F_ENGINE_SET_DEFAULT_TYPE 126
|
|
#define ENGINE_F_ENGINE_SET_ID 129
|
|
#define ENGINE_F_ENGINE_SET_NAME 130
|
|
#define ENGINE_F_ENGINE_UNLOAD_KEY 152
|
|
#define ENGINE_F_HWCRHK_CTRL 143
|
|
#define ENGINE_F_HWCRHK_FINISH 135
|
|
#define ENGINE_F_HWCRHK_GET_PASS 155
|
|
#define ENGINE_F_HWCRHK_INIT 136
|
|
#define ENGINE_F_HWCRHK_INSERT_CARD 179
|
|
#define ENGINE_F_HWCRHK_LOAD_PRIVKEY 153
|
|
#define ENGINE_F_HWCRHK_LOAD_PUBKEY 154
|
|
#define ENGINE_F_HWCRHK_MOD_EXP 137
|
|
#define ENGINE_F_HWCRHK_MOD_EXP_CRT 138
|
|
#define ENGINE_F_HWCRHK_RAND_BYTES 139
|
|
#define ENGINE_F_HWCRHK_RSA_MOD_EXP 140
|
|
#define ENGINE_F_INT_CTRL_HELPER 172
|
|
#define ENGINE_F_LOG_MESSAGE 141
|
|
#define ENGINE_F_NURON_CTRL 175
|
|
#define ENGINE_F_NURON_FINISH 157
|
|
#define ENGINE_F_NURON_INIT 156
|
|
#define ENGINE_F_NURON_MOD_EXP 158
|
|
#define ENGINE_F_UBSEC_CTRL 176
|
|
#define ENGINE_F_UBSEC_DSA_SIGN 163
|
|
#define ENGINE_F_UBSEC_DSA_VERIFY 164
|
|
#define ENGINE_F_UBSEC_FINISH 165
|
|
#define ENGINE_F_UBSEC_INIT 166
|
|
#define ENGINE_F_UBSEC_MOD_EXP 167
|
|
#define ENGINE_F_UBSEC_RSA_MOD_EXP 168
|
|
#define ENGINE_F_UBSEC_RSA_MOD_EXP_CRT 169
|
|
|
|
/* Reason codes. */
|
|
#define ENGINE_R_ALREADY_LOADED 100
|
|
#define ENGINE_R_ARGUMENT_IS_NOT_A_NUMBER 133
|
|
#define ENGINE_R_BIO_WAS_FREED 121
|
|
#define ENGINE_R_BN_CTX_FULL 101
|
|
#define ENGINE_R_BN_EXPAND_FAIL 102
|
|
#define ENGINE_R_CHIL_ERROR 123
|
|
#define ENGINE_R_CMD_NOT_EXECUTABLE 134
|
|
#define ENGINE_R_COMMAND_TAKES_INPUT 135
|
|
#define ENGINE_R_COMMAND_TAKES_NO_INPUT 136
|
|
#define ENGINE_R_CONFLICTING_ENGINE_ID 103
|
|
#define ENGINE_R_CTRL_COMMAND_NOT_IMPLEMENTED 119
|
|
#define ENGINE_R_DH_NOT_IMPLEMENTED 139
|
|
#define ENGINE_R_DSA_NOT_IMPLEMENTED 140
|
|
#define ENGINE_R_DSO_FAILURE 104
|
|
#define ENGINE_R_DSO_FUNCTION_NOT_FOUND 131
|
|
#define ENGINE_R_DSO_NOT_FOUND 132
|
|
#define ENGINE_R_ENGINE_IS_NOT_IN_LIST 105
|
|
#define ENGINE_R_FAILED_LOADING_PRIVATE_KEY 128
|
|
#define ENGINE_R_FAILED_LOADING_PUBLIC_KEY 129
|
|
#define ENGINE_R_FINISH_FAILED 106
|
|
#define ENGINE_R_GET_HANDLE_FAILED 107
|
|
#define ENGINE_R_ID_OR_NAME_MISSING 108
|
|
#define ENGINE_R_INIT_FAILED 109
|
|
#define ENGINE_R_INTERNAL_LIST_ERROR 110
|
|
#define ENGINE_R_INVALID_CMD_NAME 137
|
|
#define ENGINE_R_INVALID_CMD_NUMBER 138
|
|
#define ENGINE_R_MISSING_KEY_COMPONENTS 111
|
|
#define ENGINE_R_NOT_INITIALISED 117
|
|
#define ENGINE_R_NOT_LOADED 112
|
|
#define ENGINE_R_NO_CALLBACK 127
|
|
#define ENGINE_R_NO_CONTROL_FUNCTION 120
|
|
#define ENGINE_R_NO_KEY 124
|
|
#define ENGINE_R_NO_LOAD_FUNCTION 125
|
|
#define ENGINE_R_NO_REFERENCE 130
|
|
#define ENGINE_R_NO_SUCH_ENGINE 116
|
|
#define ENGINE_R_NO_UNLOAD_FUNCTION 126
|
|
#define ENGINE_R_PRIVATE_KEY_ALGORITHMS_DISABLED 142
|
|
#define ENGINE_R_PROVIDE_PARAMETERS 113
|
|
#define ENGINE_R_REQUEST_FAILED 114
|
|
#define ENGINE_R_REQUEST_FALLBACK 118
|
|
#define ENGINE_R_RSA_NOT_IMPLEMENTED 141
|
|
#define ENGINE_R_SIZE_TOO_LARGE_OR_TOO_SMALL 122
|
|
#define ENGINE_R_UNIT_FAILURE 115
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|