author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 02:01:42 +0200 | |
changeset 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
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/* dso_dlfcn.c -*- mode:C; c-file-style: "eay" -*- */ |
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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) 2000 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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/* |
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© Portions copyright (c) 2006 Nokia Corporation. All rights reserved. |
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*/ |
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|
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#include <stdio.h> |
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#include "cryptlib.h" |
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#include <openssl/dso.h> |
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#if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__))) |
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#include "libcrypto_wsd_macros.h" |
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#include "libcrypto_wsd.h" |
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#endif |
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|
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#ifndef DSO_DLFCN |
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DSO_METHOD *DSO_METHOD_dlfcn(void) |
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{ |
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return NULL; |
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} |
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|
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#else |
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#ifdef HAVE_DLFCN_H |
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#include <dlfcn.h> |
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#endif |
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|
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/* Part of the hack in "dlfcn_load" ... */ |
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#define DSO_MAX_TRANSLATED_SIZE 256 |
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|
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static int dlfcn_load(DSO *dso); |
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static int dlfcn_unload(DSO *dso); |
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static void *dlfcn_bind_var(DSO *dso, const char *symname); |
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static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname); |
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#if 0 |
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static int dlfcn_unbind(DSO *dso, char *symname, void *symptr); |
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static int dlfcn_init(DSO *dso); |
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static int dlfcn_finish(DSO *dso); |
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static long dlfcn_ctrl(DSO *dso, int cmd, long larg, void *parg); |
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#endif |
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static char *dlfcn_name_converter(DSO *dso, const char *filename); |
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static char *dlfcn_merger(DSO *dso, const char *filespec1, |
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const char *filespec2); |
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#ifndef EMULATOR |
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static DSO_METHOD dso_meth_dlfcn = { |
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|
102 |
"OpenSSL 'dlfcn' shared library method", |
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|
103 |
dlfcn_load, |
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|
104 |
dlfcn_unload, |
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|
105 |
dlfcn_bind_var, |
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|
106 |
dlfcn_bind_func, |
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|
107 |
/* For now, "unbind" doesn't exist */ |
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|
108 |
#if 0 |
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|
109 |
NULL, /* unbind_var */ |
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|
110 |
NULL, /* unbind_func */ |
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|
111 |
#endif |
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|
112 |
NULL, /* ctrl */ |
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|
113 |
dlfcn_name_converter, |
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|
114 |
dlfcn_merger, |
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|
115 |
NULL, /* init */ |
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|
116 |
NULL /* finish */ |
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|
117 |
}; |
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|
118 |
#else |
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|
119 |
GET_STATIC_VAR_FROM_TLS(dso_meth_dlfcn,dso_dlfcn,DSO_METHOD) |
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|
120 |
#define dso_meth_dlfcn (*GET_WSD_VAR_NAME(dso_meth_dlfcn,dso_dlfcn, s)()) |
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|
121 |
const DSO_METHOD temp_s_dso_meth_dlfcn = { |
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|
122 |
"OpenSSL 'dlfcn' shared library method", |
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|
123 |
dlfcn_load, |
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|
124 |
dlfcn_unload, |
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|
125 |
dlfcn_bind_var, |
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|
126 |
dlfcn_bind_func, |
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|
127 |
/* For now, "unbind" doesn't exist */ |
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|
128 |
#if 0 |
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|
129 |
NULL, /* unbind_var */ |
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|
130 |
NULL, /* unbind_func */ |
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|
131 |
#endif |
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|
132 |
NULL, /* ctrl */ |
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|
133 |
dlfcn_name_converter, |
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|
134 |
dlfcn_merger, |
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|
135 |
NULL, /* init */ |
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|
136 |
NULL /* finish */ |
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|
137 |
}; |
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|
138 |
|
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|
139 |
#endif |
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|
140 |
EXPORT_C DSO_METHOD *DSO_METHOD_dlfcn(void) |
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|
141 |
{ |
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|
142 |
return(&dso_meth_dlfcn); |
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|
143 |
} |
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|
144 |
|
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Revision: 201002
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diff
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|
145 |
/* Prior to using the dlopen() function, we should decide on the flag |
e4d67989cc36
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|
146 |
* we send. There's a few different ways of doing this and it's a |
e4d67989cc36
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|
147 |
* messy venn-diagram to match up which platforms support what. So |
e4d67989cc36
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|
148 |
* as we don't have autoconf yet, I'm implementing a hack that could |
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|
149 |
* be hacked further relatively easily to deal with cases as we find |
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|
150 |
* them. Initially this is to cope with OpenBSD. */ |
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|
151 |
#if defined(__OpenBSD__) || defined(__NetBSD__) |
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|
152 |
# ifdef DL_LAZY |
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Revision: 201002
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|
153 |
# define DLOPEN_FLAG DL_LAZY |
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Revision: 201002
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|
154 |
# else |
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Revision: 201002
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|
155 |
# ifdef RTLD_NOW |
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Revision: 201002
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|
156 |
# define DLOPEN_FLAG RTLD_NOW |
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|
157 |
# else |
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Revision: 201002
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diff
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|
158 |
# define DLOPEN_FLAG 0 |
e4d67989cc36
Revision: 201002
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diff
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|
159 |
# endif |
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Revision: 201002
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diff
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|
160 |
# endif |
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Revision: 201002
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diff
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|
161 |
#else |
e4d67989cc36
Revision: 201002
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|
162 |
# ifdef OPENSSL_SYS_SUNOS |
e4d67989cc36
Revision: 201002
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|
163 |
# define DLOPEN_FLAG 1 |
e4d67989cc36
Revision: 201002
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|
164 |
# else |
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Revision: 201002
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diff
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|
165 |
# define DLOPEN_FLAG RTLD_NOW /* Hope this works everywhere else */ |
e4d67989cc36
Revision: 201002
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diff
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|
166 |
# endif |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
167 |
#endif |
e4d67989cc36
Revision: 201002
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parents:
diff
changeset
|
168 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
169 |
/* For this DSO_METHOD, our meth_data STACK will contain; |
e4d67989cc36
Revision: 201002
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diff
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|
170 |
* (i) the handle (void*) returned from dlopen(). |
e4d67989cc36
Revision: 201002
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diff
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|
171 |
*/ |
e4d67989cc36
Revision: 201002
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diff
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|
172 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
173 |
static int dlfcn_load(DSO *dso) |
e4d67989cc36
Revision: 201002
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diff
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|
174 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
175 |
void *ptr = NULL; |
e4d67989cc36
Revision: 201002
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diff
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|
176 |
/* See applicable comments in dso_dl.c */ |
e4d67989cc36
Revision: 201002
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|
177 |
char *filename = DSO_convert_filename(dso, NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
178 |
int flags = DLOPEN_FLAG; |
e4d67989cc36
Revision: 201002
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|
179 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
180 |
if(filename == NULL) |
e4d67989cc36
Revision: 201002
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diff
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|
181 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
182 |
DSOerr(DSO_F_DLFCN_LOAD,DSO_R_NO_FILENAME); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
183 |
goto err; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
184 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
185 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
186 |
#ifdef RTLD_GLOBAL |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
changeset
|
187 |
if (dso->flags & DSO_FLAG_GLOBAL_SYMBOLS) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
188 |
flags |= RTLD_GLOBAL; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
189 |
#endif |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
190 |
ptr = dlopen(filename, flags); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
191 |
if(ptr == NULL) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
192 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
193 |
DSOerr(DSO_F_DLFCN_LOAD,DSO_R_LOAD_FAILED); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
194 |
ERR_add_error_data(4, "filename(", filename, "): ", dlerror()); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
195 |
goto err; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
196 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
197 |
if(!sk_push(dso->meth_data, (char *)ptr)) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
198 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
199 |
DSOerr(DSO_F_DLFCN_LOAD,DSO_R_STACK_ERROR); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
200 |
goto err; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
201 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
202 |
/* Success */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
203 |
dso->loaded_filename = filename; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
204 |
return(1); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
205 |
err: |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
206 |
/* Cleanup! */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
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if(filename != NULL) |
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|
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OPENSSL_free(filename); |
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|
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if(ptr != NULL) |
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|
210 |
dlclose(ptr); |
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return(0); |
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} |
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|
213 |
|
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|
214 |
static int dlfcn_unload(DSO *dso) |
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|
215 |
{ |
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216 |
void *ptr; |
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|
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if(dso == NULL) |
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218 |
{ |
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|
219 |
DSOerr(DSO_F_DLFCN_UNLOAD,ERR_R_PASSED_NULL_PARAMETER); |
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|
220 |
return(0); |
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221 |
} |
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|
222 |
if(sk_num(dso->meth_data) < 1) |
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|
223 |
return(1); |
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|
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ptr = (void *)sk_pop(dso->meth_data); |
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|
225 |
if(ptr == NULL) |
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|
226 |
{ |
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|
227 |
DSOerr(DSO_F_DLFCN_UNLOAD,DSO_R_NULL_HANDLE); |
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228 |
/* Should push the value back onto the stack in |
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* case of a retry. */ |
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230 |
sk_push(dso->meth_data, (char *)ptr); |
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|
231 |
return(0); |
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232 |
} |
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233 |
/* For now I'm not aware of any errors associated with dlclose() */ |
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dlclose(ptr); |
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|
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return(1); |
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|
236 |
} |
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|
237 |
|
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|
238 |
static void *dlfcn_bind_var(DSO *dso, const char *symname) |
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|
239 |
{ |
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|
240 |
void *ptr, *sym; |
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|
241 |
|
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|
242 |
if((dso == NULL) || (symname == NULL)) |
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|
243 |
{ |
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|
244 |
DSOerr(DSO_F_DLFCN_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER); |
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|
245 |
return(NULL); |
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246 |
} |
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|
247 |
if(sk_num(dso->meth_data) < 1) |
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|
248 |
{ |
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|
249 |
DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_STACK_ERROR); |
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|
250 |
return(NULL); |
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|
251 |
} |
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|
252 |
ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); |
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|
253 |
if(ptr == NULL) |
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|
254 |
{ |
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|
255 |
DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_NULL_HANDLE); |
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|
256 |
return(NULL); |
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|
257 |
} |
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|
258 |
sym = dlsym(ptr, symname); |
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|
259 |
if(sym == NULL) |
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|
260 |
{ |
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|
261 |
DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_SYM_FAILURE); |
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|
262 |
ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); |
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|
263 |
return(NULL); |
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|
264 |
} |
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|
265 |
return(sym); |
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|
266 |
} |
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|
267 |
|
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|
268 |
static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname) |
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|
269 |
{ |
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|
270 |
void *ptr; |
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|
271 |
DSO_FUNC_TYPE sym, *tsym = &sym; |
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|
272 |
|
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|
273 |
if((dso == NULL) || (symname == NULL)) |
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|
274 |
{ |
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|
275 |
DSOerr(DSO_F_DLFCN_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER); |
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|
276 |
return(NULL); |
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|
277 |
} |
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|
278 |
if(sk_num(dso->meth_data) < 1) |
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|
279 |
{ |
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|
280 |
DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_STACK_ERROR); |
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|
281 |
return(NULL); |
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|
282 |
} |
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|
283 |
ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); |
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|
284 |
if(ptr == NULL) |
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|
285 |
{ |
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|
286 |
DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE); |
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|
287 |
return(NULL); |
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|
288 |
} |
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|
289 |
*(void **)(tsym) = dlsym(ptr, symname); |
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|
290 |
if(sym == NULL) |
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|
291 |
{ |
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|
292 |
DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE); |
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|
293 |
ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); |
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|
294 |
return(NULL); |
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|
295 |
} |
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|
296 |
return(sym); |
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|
297 |
} |
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|
298 |
|
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|
299 |
static char *dlfcn_merger(DSO *dso, const char *filespec1, |
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|
300 |
const char *filespec2) |
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|
301 |
{ |
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|
302 |
char *merged; |
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diff
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|
303 |
|
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|
304 |
if(!filespec1 && !filespec2) |
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|
305 |
{ |
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parents:
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|
306 |
DSOerr(DSO_F_DLFCN_MERGER, |
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|
307 |
ERR_R_PASSED_NULL_PARAMETER); |
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|
308 |
return(NULL); |
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diff
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|
309 |
} |
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Revision: 201002
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|
310 |
/* If the first file specification is a rooted path, it rules. |
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Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
311 |
same goes if the second file specification is missing. */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
312 |
if (!filespec2 || filespec1[0] == '/') |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
313 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
314 |
merged = OPENSSL_malloc(strlen(filespec1) + 1); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
315 |
if(!merged) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
316 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
317 |
DSOerr(DSO_F_DLFCN_MERGER, |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
318 |
ERR_R_MALLOC_FAILURE); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
319 |
return(NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
320 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
321 |
strcpy(merged, filespec1); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
322 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
323 |
/* If the first file specification is missing, the second one rules. */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
324 |
else if (!filespec1) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
325 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
326 |
merged = OPENSSL_malloc(strlen(filespec2) + 1); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
327 |
if(!merged) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
328 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
329 |
DSOerr(DSO_F_DLFCN_MERGER, |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
330 |
ERR_R_MALLOC_FAILURE); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
331 |
return(NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
332 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
333 |
strcpy(merged, filespec2); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
334 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
335 |
else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
336 |
/* This part isn't as trivial as it looks. It assumes that |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
337 |
the second file specification really is a directory, and |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
338 |
makes no checks whatsoever. Therefore, the result becomes |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
339 |
the concatenation of filespec2 followed by a slash followed |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
340 |
by filespec1. */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
341 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
342 |
int spec2len, len; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
343 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
344 |
spec2len = (filespec2 ? strlen(filespec2) : 0); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
345 |
len = spec2len + (filespec1 ? strlen(filespec1) : 0); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
346 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
347 |
if(filespec2 && filespec2[spec2len - 1] == '/') |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
348 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
349 |
spec2len--; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
350 |
len--; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
351 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
352 |
merged = OPENSSL_malloc(len + 2); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
353 |
if(!merged) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
354 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
355 |
DSOerr(DSO_F_DLFCN_MERGER, |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
356 |
ERR_R_MALLOC_FAILURE); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
357 |
return(NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
358 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
359 |
strcpy(merged, filespec2); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
360 |
merged[spec2len] = '/'; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
strcpy(&merged[spec2len + 1], filespec1); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
362 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
363 |
return(merged); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
static char *dlfcn_name_converter(DSO *dso, const char *filename) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
367 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
char *translated; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
369 |
int len, rsize, transform; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
370 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
371 |
len = strlen(filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
372 |
rsize = len + 1; |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
373 |
transform = (strstr(filename, "/") == NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
374 |
if(transform) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
375 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
376 |
#ifndef SYMBIAN |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
377 |
/* We will convert this to "%s.so" or "lib%s.so" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
378 |
rsize += 3; /* The length of ".so" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
379 |
if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
380 |
rsize += 3; /* The length of "lib" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
381 |
#else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
382 |
/* We will convert this to "%s.dll" or "lib%s.dll" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
383 |
rsize += 4; /* The length of ".dll" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
384 |
if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
385 |
rsize += 3; /* The length of "lib" */ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
#endif |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
translated = OPENSSL_malloc(rsize); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
if(translated == NULL) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
DSOerr(DSO_F_DLFCN_NAME_CONVERTER, |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
DSO_R_NAME_TRANSLATION_FAILED); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
393 |
return(NULL); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
if(transform) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
{ |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
#ifndef SYMBIAN |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
sprintf(translated, "lib%s.so", filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
sprintf(translated, "%s.so", filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
#else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
sprintf(translated, "lib%s.dll", filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
sprintf(translated, "%s.dll", filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
#endif |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
410 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
411 |
else |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
412 |
sprintf(translated, "%s", filename); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
413 |
return(translated); |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
414 |
} |
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
415 |
|
e4d67989cc36
Revision: 201002
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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changeset
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416 |
#endif /* DSO_DLFCN */ |