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4d62ec32
编写于
4月 12, 2006
作者:
D
Dr. Stephen Henson
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差异文件
Add file dso_beos.c missing from original commit.
PR: 1312
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75ef7188
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crypto/dso/dso_beos.c
crypto/dso/dso_beos.c
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未找到文件。
crypto/dso/dso_beos.c
0 → 100644
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4d62ec32
/* dso_beos.c */
/* Written by Marcin Konicki (ahwayakchih@neoni.net) for the OpenSSL
* project 2000.
*/
/* ====================================================================
* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <string.h>
#include "cryptlib.h"
#include <openssl/dso.h>
#if !defined(OPENSSL_SYS_BEOS)
DSO_METHOD
*
DSO_METHOD_beos
(
void
)
{
return
NULL
;
}
#else
#include <kernel/image.h>
static
int
beos_load
(
DSO
*
dso
);
static
int
beos_unload
(
DSO
*
dso
);
static
void
*
beos_bind_var
(
DSO
*
dso
,
const
char
*
symname
);
static
DSO_FUNC_TYPE
beos_bind_func
(
DSO
*
dso
,
const
char
*
symname
);
#if 0
static int beos_unbind_var(DSO *dso, char *symname, void *symptr);
static int beos_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr);
static int beos_init(DSO *dso);
static int beos_finish(DSO *dso);
static long beos_ctrl(DSO *dso, int cmd, long larg, void *parg);
#endif
static
char
*
beos_name_converter
(
DSO
*
dso
,
const
char
*
filename
);
static
DSO_METHOD
dso_meth_beos
=
{
"OpenSSL 'beos' shared library method"
,
beos_load
,
beos_unload
,
beos_bind_var
,
beos_bind_func
,
/* For now, "unbind" doesn't exist */
#if 0
NULL, /* unbind_var */
NULL, /* unbind_func */
#endif
NULL
,
/* ctrl */
beos_name_converter
,
NULL
,
/* init */
NULL
/* finish */
};
DSO_METHOD
*
DSO_METHOD_beos
(
void
)
{
return
(
&
dso_meth_beos
);
}
/* For this DSO_METHOD, our meth_data STACK will contain;
* (i) a pointer to the handle (image_id) returned from
* load_add_on().
*/
static
int
beos_load
(
DSO
*
dso
)
{
image_id
id
;
/* See applicable comments from dso_dl.c */
char
*
filename
=
DSO_convert_filename
(
dso
,
NULL
);
if
(
filename
==
NULL
)
{
DSOerr
(
DSO_F_BEOS_LOAD
,
DSO_R_NO_FILENAME
);
goto
err
;
}
id
=
load_add_on
(
filename
);
if
(
id
<
1
)
{
DSOerr
(
DSO_F_BEOS_LOAD
,
DSO_R_LOAD_FAILED
);
ERR_add_error_data
(
3
,
"filename("
,
filename
,
")"
);
goto
err
;
}
if
(
!
sk_push
(
dso
->
meth_data
,
(
char
*
)
id
))
{
DSOerr
(
DSO_F_BEOS_LOAD
,
DSO_R_STACK_ERROR
);
goto
err
;
}
/* Success */
dso
->
loaded_filename
=
filename
;
return
(
1
);
err:
/* Cleanup !*/
if
(
filename
!=
NULL
)
OPENSSL_free
(
filename
);
if
(
id
>
0
)
unload_add_on
(
id
);
return
(
0
);
}
static
int
beos_unload
(
DSO
*
dso
)
{
image_id
id
;
if
(
dso
==
NULL
)
{
DSOerr
(
DSO_F_BEOS_UNLOAD
,
ERR_R_PASSED_NULL_PARAMETER
);
return
(
0
);
}
if
(
sk_num
(
dso
->
meth_data
)
<
1
)
return
(
1
);
id
=
(
image_id
)
sk_pop
(
dso
->
meth_data
);
if
(
id
<
1
)
{
DSOerr
(
DSO_F_BEOS_UNLOAD
,
DSO_R_NULL_HANDLE
);
return
(
0
);
}
if
(
unload_add_on
(
id
)
!=
B_OK
)
{
DSOerr
(
DSO_F_BEOS_UNLOAD
,
DSO_R_UNLOAD_FAILED
);
/* We should push the value back onto the stack in
* case of a retry. */
sk_push
(
dso
->
meth_data
,
(
char
*
)
id
);
return
(
0
);
}
return
(
1
);
}
static
void
*
beos_bind_var
(
DSO
*
dso
,
const
char
*
symname
)
{
image_id
id
;
void
*
sym
;
if
((
dso
==
NULL
)
||
(
symname
==
NULL
))
{
DSOerr
(
DSO_F_BEOS_BIND_VAR
,
ERR_R_PASSED_NULL_PARAMETER
);
return
(
NULL
);
}
if
(
sk_num
(
dso
->
meth_data
)
<
1
)
{
DSOerr
(
DSO_F_BEOS_BIND_VAR
,
DSO_R_STACK_ERROR
);
return
(
NULL
);
}
id
=
(
image_id
)
sk_value
(
dso
->
meth_data
,
sk_num
(
dso
->
meth_data
)
-
1
);
if
(
id
<
1
)
{
DSOerr
(
DSO_F_BEOS_BIND_VAR
,
DSO_R_NULL_HANDLE
);
return
(
NULL
);
}
if
(
get_image_symbol
(
id
,
symname
,
B_SYMBOL_TYPE_DATA
,
&
sym
)
!=
B_OK
)
{
DSOerr
(
DSO_F_BEOS_BIND_VAR
,
DSO_R_SYM_FAILURE
);
ERR_add_error_data
(
3
,
"symname("
,
symname
,
")"
);
return
(
NULL
);
}
return
(
sym
);
}
static
DSO_FUNC_TYPE
beos_bind_func
(
DSO
*
dso
,
const
char
*
symname
)
{
image_id
id
;
void
*
sym
;
if
((
dso
==
NULL
)
||
(
symname
==
NULL
))
{
DSOerr
(
DSO_F_BEOS_BIND_FUNC
,
ERR_R_PASSED_NULL_PARAMETER
);
return
(
NULL
);
}
if
(
sk_num
(
dso
->
meth_data
)
<
1
)
{
DSOerr
(
DSO_F_BEOS_BIND_FUNC
,
DSO_R_STACK_ERROR
);
return
(
NULL
);
}
id
=
(
image_id
)
sk_value
(
dso
->
meth_data
,
sk_num
(
dso
->
meth_data
)
-
1
);
if
(
id
<
1
)
{
DSOerr
(
DSO_F_BEOS_BIND_FUNC
,
DSO_R_NULL_HANDLE
);
return
(
NULL
);
}
if
(
get_image_symbol
(
id
,
symname
,
B_SYMBOL_TYPE_TEXT
,
&
sym
)
!=
B_OK
)
{
DSOerr
(
DSO_F_BEOS_BIND_FUNC
,
DSO_R_SYM_FAILURE
);
ERR_add_error_data
(
3
,
"symname("
,
symname
,
")"
);
return
(
NULL
);
}
return
((
DSO_FUNC_TYPE
)
sym
);
}
/* This one is the same as the one in dlfcn */
static
char
*
beos_name_converter
(
DSO
*
dso
,
const
char
*
filename
)
{
char
*
translated
;
int
len
,
rsize
,
transform
;
len
=
strlen
(
filename
);
rsize
=
len
+
1
;
transform
=
(
strstr
(
filename
,
"/"
)
==
NULL
);
if
(
transform
)
{
/* We will convert this to "%s.so" or "lib%s.so" */
rsize
+=
3
;
/* The length of ".so" */
if
((
DSO_flags
(
dso
)
&
DSO_FLAG_NAME_TRANSLATION_EXT_ONLY
)
==
0
)
rsize
+=
3
;
/* The length of "lib" */
}
translated
=
OPENSSL_malloc
(
rsize
);
if
(
translated
==
NULL
)
{
DSOerr
(
DSO_F_BEOS_NAME_CONVERTER
,
DSO_R_NAME_TRANSLATION_FAILED
);
return
(
NULL
);
}
if
(
transform
)
{
if
((
DSO_flags
(
dso
)
&
DSO_FLAG_NAME_TRANSLATION_EXT_ONLY
)
==
0
)
sprintf
(
translated
,
"lib%s.so"
,
filename
);
else
sprintf
(
translated
,
"%s.so"
,
filename
);
}
else
sprintf
(
translated
,
"%s"
,
filename
);
return
(
translated
);
}
#endif
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