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authorcvs2svn <admin@example.com>2004-03-22 14:57:04 +0000
committercvs2svn <admin@example.com>2004-03-22 14:57:04 +0000
commit8e32b76f8c63e27a8c61f3e7d76a05ce1f419061 (patch)
tree03dad5c33d913f60f2a0a8df81dfdfb65788c5d9 /src/lib/libcrypto/dso
parentc051a3c4a24fa90cc755059f99d5c2e7131d5ca7 (diff)
downloadopenbsd-OPENBSD_3_5_BASE.tar.gz
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This commit was manufactured by cvs2git to create tag 'OPENBSD_3_5_BASE'.OPENBSD_3_5_BASE
Diffstat (limited to 'src/lib/libcrypto/dso')
-rw-r--r--src/lib/libcrypto/dso/dso.h322
-rw-r--r--src/lib/libcrypto/dso/dso_dlfcn.c293
-rw-r--r--src/lib/libcrypto/dso/dso_err.c135
-rw-r--r--src/lib/libcrypto/dso/dso_lib.c439
-rw-r--r--src/lib/libcrypto/dso/dso_null.c86
-rw-r--r--src/lib/libcrypto/dso/dso_openssl.c81
6 files changed, 0 insertions, 1356 deletions
diff --git a/src/lib/libcrypto/dso/dso.h b/src/lib/libcrypto/dso/dso.h
deleted file mode 100644
index aa721f7feb..0000000000
--- a/src/lib/libcrypto/dso/dso.h
+++ /dev/null
@@ -1,322 +0,0 @@
1/* dso.h */
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#ifndef HEADER_DSO_H
60#define HEADER_DSO_H
61
62#include <openssl/crypto.h>
63
64#ifdef __cplusplus
65extern "C" {
66#endif
67
68/* These values are used as commands to DSO_ctrl() */
69#define DSO_CTRL_GET_FLAGS 1
70#define DSO_CTRL_SET_FLAGS 2
71#define DSO_CTRL_OR_FLAGS 3
72
73/* By default, DSO_load() will translate the provided filename into a form
74 * typical for the platform (more specifically the DSO_METHOD) using the
75 * dso_name_converter function of the method. Eg. win32 will transform "blah"
76 * into "blah.dll", and dlfcn will transform it into "libblah.so". The
77 * behaviour can be overriden by setting the name_converter callback in the DSO
78 * object (using DSO_set_name_converter()). This callback could even utilise
79 * the DSO_METHOD's converter too if it only wants to override behaviour for
80 * one or two possible DSO methods. However, the following flag can be set in a
81 * DSO to prevent *any* native name-translation at all - eg. if the caller has
82 * prompted the user for a path to a driver library so the filename should be
83 * interpreted as-is. */
84#define DSO_FLAG_NO_NAME_TRANSLATION 0x01
85/* An extra flag to give if only the extension should be added as
86 * translation. This is obviously only of importance on Unix and
87 * other operating systems where the translation also may prefix
88 * the name with something, like 'lib', and ignored everywhere else.
89 * This flag is also ignored if DSO_FLAG_NO_NAME_TRANSLATION is used
90 * at the same time. */
91#define DSO_FLAG_NAME_TRANSLATION_EXT_ONLY 0x02
92
93/* The following flag controls the translation of symbol names to upper
94 * case. This is currently only being implemented for OpenVMS.
95 */
96#define DSO_FLAG_UPCASE_SYMBOL 0x10
97
98
99typedef void (*DSO_FUNC_TYPE)(void);
100
101typedef struct dso_st DSO;
102
103/* The function prototype used for method functions (or caller-provided
104 * callbacks) that transform filenames. They are passed a DSO structure pointer
105 * (or NULL if they are to be used independantly of a DSO object) and a
106 * filename to transform. They should either return NULL (if there is an error
107 * condition) or a newly allocated string containing the transformed form that
108 * the caller will need to free with OPENSSL_free() when done. */
109typedef char* (*DSO_NAME_CONVERTER_FUNC)(DSO *, const char *);
110
111typedef struct dso_meth_st
112 {
113 const char *name;
114 /* Loads a shared library, NB: new DSO_METHODs must ensure that a
115 * successful load populates the loaded_filename field, and likewise a
116 * successful unload OPENSSL_frees and NULLs it out. */
117 int (*dso_load)(DSO *dso);
118 /* Unloads a shared library */
119 int (*dso_unload)(DSO *dso);
120 /* Binds a variable */
121 void *(*dso_bind_var)(DSO *dso, const char *symname);
122 /* Binds a function - assumes a return type of DSO_FUNC_TYPE.
123 * This should be cast to the real function prototype by the
124 * caller. Platforms that don't have compatible representations
125 * for different prototypes (this is possible within ANSI C)
126 * are highly unlikely to have shared libraries at all, let
127 * alone a DSO_METHOD implemented for them. */
128 DSO_FUNC_TYPE (*dso_bind_func)(DSO *dso, const char *symname);
129
130/* I don't think this would actually be used in any circumstances. */
131#if 0
132 /* Unbinds a variable */
133 int (*dso_unbind_var)(DSO *dso, char *symname, void *symptr);
134 /* Unbinds a function */
135 int (*dso_unbind_func)(DSO *dso, char *symname, DSO_FUNC_TYPE symptr);
136#endif
137 /* The generic (yuck) "ctrl()" function. NB: Negative return
138 * values (rather than zero) indicate errors. */
139 long (*dso_ctrl)(DSO *dso, int cmd, long larg, void *parg);
140 /* The default DSO_METHOD-specific function for converting filenames to
141 * a canonical native form. */
142 DSO_NAME_CONVERTER_FUNC dso_name_converter;
143
144 /* [De]Initialisation handlers. */
145 int (*init)(DSO *dso);
146 int (*finish)(DSO *dso);
147 } DSO_METHOD;
148
149/**********************************************************************/
150/* The low-level handle type used to refer to a loaded shared library */
151
152struct dso_st
153 {
154 DSO_METHOD *meth;
155 /* Standard dlopen uses a (void *). Win32 uses a HANDLE. VMS
156 * doesn't use anything but will need to cache the filename
157 * for use in the dso_bind handler. All in all, let each
158 * method control its own destiny. "Handles" and such go in
159 * a STACK. */
160 STACK *meth_data;
161 int references;
162 int flags;
163 /* For use by applications etc ... use this for your bits'n'pieces,
164 * don't touch meth_data! */
165 CRYPTO_EX_DATA ex_data;
166 /* If this callback function pointer is set to non-NULL, then it will
167 * be used on DSO_load() in place of meth->dso_name_converter. NB: This
168 * should normally set using DSO_set_name_converter(). */
169 DSO_NAME_CONVERTER_FUNC name_converter;
170 /* This is populated with (a copy of) the platform-independant
171 * filename used for this DSO. */
172 char *filename;
173 /* This is populated with (a copy of) the translated filename by which
174 * the DSO was actually loaded. It is NULL iff the DSO is not currently
175 * loaded. NB: This is here because the filename translation process
176 * may involve a callback being invoked more than once not only to
177 * convert to a platform-specific form, but also to try different
178 * filenames in the process of trying to perform a load. As such, this
179 * variable can be used to indicate (a) whether this DSO structure
180 * corresponds to a loaded library or not, and (b) the filename with
181 * which it was actually loaded. */
182 char *loaded_filename;
183 };
184
185
186DSO * DSO_new(void);
187DSO * DSO_new_method(DSO_METHOD *method);
188int DSO_free(DSO *dso);
189int DSO_flags(DSO *dso);
190int DSO_up_ref(DSO *dso);
191long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg);
192
193/* This function sets the DSO's name_converter callback. If it is non-NULL,
194 * then it will be used instead of the associated DSO_METHOD's function. If
195 * oldcb is non-NULL then it is set to the function pointer value being
196 * replaced. Return value is non-zero for success. */
197int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,
198 DSO_NAME_CONVERTER_FUNC *oldcb);
199/* These functions can be used to get/set the platform-independant filename
200 * used for a DSO. NB: set will fail if the DSO is already loaded. */
201const char *DSO_get_filename(DSO *dso);
202int DSO_set_filename(DSO *dso, const char *filename);
203/* This function will invoke the DSO's name_converter callback to translate a
204 * filename, or if the callback isn't set it will instead use the DSO_METHOD's
205 * converter. If "filename" is NULL, the "filename" in the DSO itself will be
206 * used. If the DSO_FLAG_NO_NAME_TRANSLATION flag is set, then the filename is
207 * simply duplicated. NB: This function is usually called from within a
208 * DSO_METHOD during the processing of a DSO_load() call, and is exposed so that
209 * caller-created DSO_METHODs can do the same thing. A non-NULL return value
210 * will need to be OPENSSL_free()'d. */
211char *DSO_convert_filename(DSO *dso, const char *filename);
212/* If the DSO is currently loaded, this returns the filename that it was loaded
213 * under, otherwise it returns NULL. So it is also useful as a test as to
214 * whether the DSO is currently loaded. NB: This will not necessarily return
215 * the same value as DSO_convert_filename(dso, dso->filename), because the
216 * DSO_METHOD's load function may have tried a variety of filenames (with
217 * and/or without the aid of the converters) before settling on the one it
218 * actually loaded. */
219const char *DSO_get_loaded_filename(DSO *dso);
220
221void DSO_set_default_method(DSO_METHOD *meth);
222DSO_METHOD *DSO_get_default_method(void);
223DSO_METHOD *DSO_get_method(DSO *dso);
224DSO_METHOD *DSO_set_method(DSO *dso, DSO_METHOD *meth);
225
226/* The all-singing all-dancing load function, you normally pass NULL
227 * for the first and third parameters. Use DSO_up and DSO_free for
228 * subsequent reference count handling. Any flags passed in will be set
229 * in the constructed DSO after its init() function but before the
230 * load operation. If 'dso' is non-NULL, 'flags' is ignored. */
231DSO *DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags);
232
233/* This function binds to a variable inside a shared library. */
234void *DSO_bind_var(DSO *dso, const char *symname);
235
236/* This function binds to a function inside a shared library. */
237DSO_FUNC_TYPE DSO_bind_func(DSO *dso, const char *symname);
238
239/* This method is the default, but will beg, borrow, or steal whatever
240 * method should be the default on any particular platform (including
241 * DSO_METH_null() if necessary). */
242DSO_METHOD *DSO_METHOD_openssl(void);
243
244/* This method is defined for all platforms - if a platform has no
245 * DSO support then this will be the only method! */
246DSO_METHOD *DSO_METHOD_null(void);
247
248/* If DSO_DLFCN is defined, the standard dlfcn.h-style functions
249 * (dlopen, dlclose, dlsym, etc) will be used and incorporated into
250 * this method. If not, this method will return NULL. */
251DSO_METHOD *DSO_METHOD_dlfcn(void);
252
253/* If DSO_DL is defined, the standard dl.h-style functions (shl_load,
254 * shl_unload, shl_findsym, etc) will be used and incorporated into
255 * this method. If not, this method will return NULL. */
256DSO_METHOD *DSO_METHOD_dl(void);
257
258/* If WIN32 is defined, use DLLs. If not, return NULL. */
259DSO_METHOD *DSO_METHOD_win32(void);
260
261/* If VMS is defined, use shared images. If not, return NULL. */
262DSO_METHOD *DSO_METHOD_vms(void);
263
264/* BEGIN ERROR CODES */
265/* The following lines are auto generated by the script mkerr.pl. Any changes
266 * made after this point may be overwritten when the script is next run.
267 */
268void ERR_load_DSO_strings(void);
269
270/* Error codes for the DSO functions. */
271
272/* Function codes. */
273#define DSO_F_DLFCN_BIND_FUNC 100
274#define DSO_F_DLFCN_BIND_VAR 101
275#define DSO_F_DLFCN_LOAD 102
276#define DSO_F_DLFCN_NAME_CONVERTER 123
277#define DSO_F_DLFCN_UNLOAD 103
278#define DSO_F_DL_BIND_FUNC 104
279#define DSO_F_DL_BIND_VAR 105
280#define DSO_F_DL_LOAD 106
281#define DSO_F_DL_NAME_CONVERTER 124
282#define DSO_F_DL_UNLOAD 107
283#define DSO_F_DSO_BIND_FUNC 108
284#define DSO_F_DSO_BIND_VAR 109
285#define DSO_F_DSO_CONVERT_FILENAME 126
286#define DSO_F_DSO_CTRL 110
287#define DSO_F_DSO_FREE 111
288#define DSO_F_DSO_GET_FILENAME 127
289#define DSO_F_DSO_GET_LOADED_FILENAME 128
290#define DSO_F_DSO_LOAD 112
291#define DSO_F_DSO_NEW_METHOD 113
292#define DSO_F_DSO_SET_FILENAME 129
293#define DSO_F_DSO_SET_NAME_CONVERTER 122
294#define DSO_F_DSO_UP_REF 114
295#define DSO_F_VMS_BIND_VAR 115
296#define DSO_F_VMS_LOAD 116
297#define DSO_F_VMS_UNLOAD 117
298#define DSO_F_WIN32_BIND_FUNC 118
299#define DSO_F_WIN32_BIND_VAR 119
300#define DSO_F_WIN32_LOAD 120
301#define DSO_F_WIN32_NAME_CONVERTER 125
302#define DSO_F_WIN32_UNLOAD 121
303
304/* Reason codes. */
305#define DSO_R_CTRL_FAILED 100
306#define DSO_R_DSO_ALREADY_LOADED 110
307#define DSO_R_FILENAME_TOO_BIG 101
308#define DSO_R_FINISH_FAILED 102
309#define DSO_R_LOAD_FAILED 103
310#define DSO_R_NAME_TRANSLATION_FAILED 109
311#define DSO_R_NO_FILENAME 111
312#define DSO_R_NULL_HANDLE 104
313#define DSO_R_SET_FILENAME_FAILED 112
314#define DSO_R_STACK_ERROR 105
315#define DSO_R_SYM_FAILURE 106
316#define DSO_R_UNLOAD_FAILED 107
317#define DSO_R_UNSUPPORTED 108
318
319#ifdef __cplusplus
320}
321#endif
322#endif
diff --git a/src/lib/libcrypto/dso/dso_dlfcn.c b/src/lib/libcrypto/dso/dso_dlfcn.c
deleted file mode 100644
index 9d49ebc253..0000000000
--- a/src/lib/libcrypto/dso/dso_dlfcn.c
+++ /dev/null
@@ -1,293 +0,0 @@
1/* dso_dlfcn.c */
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/dso.h>
62
63#ifndef DSO_DLFCN
64DSO_METHOD *DSO_METHOD_dlfcn(void)
65 {
66 return NULL;
67 }
68#else
69
70#ifdef HAVE_DLFCN_H
71#include <dlfcn.h>
72#endif
73
74/* Part of the hack in "dlfcn_load" ... */
75#define DSO_MAX_TRANSLATED_SIZE 256
76
77static int dlfcn_load(DSO *dso);
78static int dlfcn_unload(DSO *dso);
79static void *dlfcn_bind_var(DSO *dso, const char *symname);
80static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname);
81#if 0
82static int dlfcn_unbind(DSO *dso, char *symname, void *symptr);
83static int dlfcn_init(DSO *dso);
84static int dlfcn_finish(DSO *dso);
85static long dlfcn_ctrl(DSO *dso, int cmd, long larg, void *parg);
86#endif
87static char *dlfcn_name_converter(DSO *dso, const char *filename);
88
89static DSO_METHOD dso_meth_dlfcn = {
90 "OpenSSL 'dlfcn' shared library method",
91 dlfcn_load,
92 dlfcn_unload,
93 dlfcn_bind_var,
94 dlfcn_bind_func,
95/* For now, "unbind" doesn't exist */
96#if 0
97 NULL, /* unbind_var */
98 NULL, /* unbind_func */
99#endif
100 NULL, /* ctrl */
101 dlfcn_name_converter,
102 NULL, /* init */
103 NULL /* finish */
104 };
105
106DSO_METHOD *DSO_METHOD_dlfcn(void)
107 {
108 return(&dso_meth_dlfcn);
109 }
110
111/* Prior to using the dlopen() function, we should decide on the flag
112 * we send. There's a few different ways of doing this and it's a
113 * messy venn-diagram to match up which platforms support what. So
114 * as we don't have autoconf yet, I'm implementing a hack that could
115 * be hacked further relatively easily to deal with cases as we find
116 * them. Initially this is to cope with OpenBSD. */
117#if defined(__OpenBSD__) || defined(__NetBSD__)
118# ifdef DL_LAZY
119# define DLOPEN_FLAG DL_LAZY
120# else
121# ifdef RTLD_NOW
122# define DLOPEN_FLAG RTLD_NOW
123# else
124# define DLOPEN_FLAG 0
125# endif
126# endif
127#else
128# ifdef OPENSSL_SYS_SUNOS
129# define DLOPEN_FLAG 1
130# else
131# define DLOPEN_FLAG RTLD_NOW /* Hope this works everywhere else */
132# endif
133#endif
134
135/* For this DSO_METHOD, our meth_data STACK will contain;
136 * (i) the handle (void*) returned from dlopen().
137 */
138
139static int dlfcn_load(DSO *dso)
140 {
141 void *ptr = NULL;
142 /* See applicable comments in dso_dl.c */
143 char *filename = DSO_convert_filename(dso, NULL);
144
145 if(filename == NULL)
146 {
147 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_NO_FILENAME);
148 goto err;
149 }
150 ptr = dlopen(filename, DLOPEN_FLAG);
151 if(ptr == NULL)
152 {
153 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_LOAD_FAILED);
154 ERR_add_error_data(4, "filename(", filename, "): ", dlerror());
155 goto err;
156 }
157 if(!sk_push(dso->meth_data, (char *)ptr))
158 {
159 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_STACK_ERROR);
160 goto err;
161 }
162 /* Success */
163 dso->loaded_filename = filename;
164 return(1);
165err:
166 /* Cleanup! */
167 if(filename != NULL)
168 OPENSSL_free(filename);
169 if(ptr != NULL)
170 dlclose(ptr);
171 return(0);
172}
173
174static int dlfcn_unload(DSO *dso)
175 {
176 void *ptr;
177 if(dso == NULL)
178 {
179 DSOerr(DSO_F_DLFCN_UNLOAD,ERR_R_PASSED_NULL_PARAMETER);
180 return(0);
181 }
182 if(sk_num(dso->meth_data) < 1)
183 return(1);
184 ptr = (void *)sk_pop(dso->meth_data);
185 if(ptr == NULL)
186 {
187 DSOerr(DSO_F_DLFCN_UNLOAD,DSO_R_NULL_HANDLE);
188 /* Should push the value back onto the stack in
189 * case of a retry. */
190 sk_push(dso->meth_data, (char *)ptr);
191 return(0);
192 }
193 /* For now I'm not aware of any errors associated with dlclose() */
194 dlclose(ptr);
195 return(1);
196 }
197
198static void *dlfcn_bind_var(DSO *dso, const char *symname)
199 {
200 void *ptr, *sym;
201
202 if((dso == NULL) || (symname == NULL))
203 {
204 DSOerr(DSO_F_DLFCN_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER);
205 return(NULL);
206 }
207 if(sk_num(dso->meth_data) < 1)
208 {
209 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_STACK_ERROR);
210 return(NULL);
211 }
212 ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1);
213 if(ptr == NULL)
214 {
215 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_NULL_HANDLE);
216 return(NULL);
217 }
218 sym = dlsym(ptr, symname);
219 if(sym == NULL)
220 {
221 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_SYM_FAILURE);
222 ERR_add_error_data(4, "symname(", symname, "): ", dlerror());
223 return(NULL);
224 }
225 return(sym);
226 }
227
228static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname)
229 {
230 void *ptr;
231 DSO_FUNC_TYPE sym;
232
233 if((dso == NULL) || (symname == NULL))
234 {
235 DSOerr(DSO_F_DLFCN_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER);
236 return(NULL);
237 }
238 if(sk_num(dso->meth_data) < 1)
239 {
240 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_STACK_ERROR);
241 return(NULL);
242 }
243 ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1);
244 if(ptr == NULL)
245 {
246 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE);
247 return(NULL);
248 }
249 sym = (DSO_FUNC_TYPE)dlsym(ptr, symname);
250 if(sym == NULL)
251 {
252 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE);
253 ERR_add_error_data(4, "symname(", symname, "): ", dlerror());
254 return(NULL);
255 }
256 return(sym);
257 }
258
259static char *dlfcn_name_converter(DSO *dso, const char *filename)
260 {
261 char *translated;
262 int len, rsize, transform;
263
264 len = strlen(filename);
265 rsize = len + 1;
266 transform = (strstr(filename, "/") == NULL);
267 if(transform)
268 {
269 /* We will convert this to "%s.so" or "lib%s.so" */
270 rsize += 3; /* The length of ".so" */
271 if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
272 rsize += 3; /* The length of "lib" */
273 }
274 translated = OPENSSL_malloc(rsize);
275 if(translated == NULL)
276 {
277 DSOerr(DSO_F_DLFCN_NAME_CONVERTER,
278 DSO_R_NAME_TRANSLATION_FAILED);
279 return(NULL);
280 }
281 if(transform)
282 {
283 if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
284 sprintf(translated, "lib%s.so", filename);
285 else
286 sprintf(translated, "%s.so", filename);
287 }
288 else
289 sprintf(translated, "%s", filename);
290 return(translated);
291 }
292
293#endif /* DSO_DLFCN */
diff --git a/src/lib/libcrypto/dso/dso_err.c b/src/lib/libcrypto/dso/dso_err.c
deleted file mode 100644
index cf452de1aa..0000000000
--- a/src/lib/libcrypto/dso/dso_err.c
+++ /dev/null
@@ -1,135 +0,0 @@
1/* crypto/dso/dso_err.c */
2/* ====================================================================
3 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/* NOTE: this file was auto generated by the mkerr.pl script: any changes
57 * made to it will be overwritten when the script next updates this file,
58 * only reason strings will be preserved.
59 */
60
61#include <stdio.h>
62#include <openssl/err.h>
63#include <openssl/dso.h>
64
65/* BEGIN ERROR CODES */
66#ifndef OPENSSL_NO_ERR
67static ERR_STRING_DATA DSO_str_functs[]=
68 {
69{ERR_PACK(0,DSO_F_DLFCN_BIND_FUNC,0), "DLFCN_BIND_FUNC"},
70{ERR_PACK(0,DSO_F_DLFCN_BIND_VAR,0), "DLFCN_BIND_VAR"},
71{ERR_PACK(0,DSO_F_DLFCN_LOAD,0), "DLFCN_LOAD"},
72{ERR_PACK(0,DSO_F_DLFCN_NAME_CONVERTER,0), "DLFCN_NAME_CONVERTER"},
73{ERR_PACK(0,DSO_F_DLFCN_UNLOAD,0), "DLFCN_UNLOAD"},
74{ERR_PACK(0,DSO_F_DL_BIND_FUNC,0), "DL_BIND_FUNC"},
75{ERR_PACK(0,DSO_F_DL_BIND_VAR,0), "DL_BIND_VAR"},
76{ERR_PACK(0,DSO_F_DL_LOAD,0), "DL_LOAD"},
77{ERR_PACK(0,DSO_F_DL_NAME_CONVERTER,0), "DL_NAME_CONVERTER"},
78{ERR_PACK(0,DSO_F_DL_UNLOAD,0), "DL_UNLOAD"},
79{ERR_PACK(0,DSO_F_DSO_BIND_FUNC,0), "DSO_bind_func"},
80{ERR_PACK(0,DSO_F_DSO_BIND_VAR,0), "DSO_bind_var"},
81{ERR_PACK(0,DSO_F_DSO_CONVERT_FILENAME,0), "DSO_convert_filename"},
82{ERR_PACK(0,DSO_F_DSO_CTRL,0), "DSO_ctrl"},
83{ERR_PACK(0,DSO_F_DSO_FREE,0), "DSO_free"},
84{ERR_PACK(0,DSO_F_DSO_GET_FILENAME,0), "DSO_get_filename"},
85{ERR_PACK(0,DSO_F_DSO_GET_LOADED_FILENAME,0), "DSO_get_loaded_filename"},
86{ERR_PACK(0,DSO_F_DSO_LOAD,0), "DSO_load"},
87{ERR_PACK(0,DSO_F_DSO_NEW_METHOD,0), "DSO_new_method"},
88{ERR_PACK(0,DSO_F_DSO_SET_FILENAME,0), "DSO_set_filename"},
89{ERR_PACK(0,DSO_F_DSO_SET_NAME_CONVERTER,0), "DSO_set_name_converter"},
90{ERR_PACK(0,DSO_F_DSO_UP_REF,0), "DSO_up_ref"},
91{ERR_PACK(0,DSO_F_VMS_BIND_VAR,0), "VMS_BIND_VAR"},
92{ERR_PACK(0,DSO_F_VMS_LOAD,0), "VMS_LOAD"},
93{ERR_PACK(0,DSO_F_VMS_UNLOAD,0), "VMS_UNLOAD"},
94{ERR_PACK(0,DSO_F_WIN32_BIND_FUNC,0), "WIN32_BIND_FUNC"},
95{ERR_PACK(0,DSO_F_WIN32_BIND_VAR,0), "WIN32_BIND_VAR"},
96{ERR_PACK(0,DSO_F_WIN32_LOAD,0), "WIN32_LOAD"},
97{ERR_PACK(0,DSO_F_WIN32_NAME_CONVERTER,0), "WIN32_NAME_CONVERTER"},
98{ERR_PACK(0,DSO_F_WIN32_UNLOAD,0), "WIN32_UNLOAD"},
99{0,NULL}
100 };
101
102static ERR_STRING_DATA DSO_str_reasons[]=
103 {
104{DSO_R_CTRL_FAILED ,"control command failed"},
105{DSO_R_DSO_ALREADY_LOADED ,"dso already loaded"},
106{DSO_R_FILENAME_TOO_BIG ,"filename too big"},
107{DSO_R_FINISH_FAILED ,"cleanup method function failed"},
108{DSO_R_LOAD_FAILED ,"could not load the shared library"},
109{DSO_R_NAME_TRANSLATION_FAILED ,"name translation failed"},
110{DSO_R_NO_FILENAME ,"no filename"},
111{DSO_R_NULL_HANDLE ,"a null shared library handle was used"},
112{DSO_R_SET_FILENAME_FAILED ,"set filename failed"},
113{DSO_R_STACK_ERROR ,"the meth_data stack is corrupt"},
114{DSO_R_SYM_FAILURE ,"could not bind to the requested symbol name"},
115{DSO_R_UNLOAD_FAILED ,"could not unload the shared library"},
116{DSO_R_UNSUPPORTED ,"functionality not supported"},
117{0,NULL}
118 };
119
120#endif
121
122void ERR_load_DSO_strings(void)
123 {
124 static int init=1;
125
126 if (init)
127 {
128 init=0;
129#ifndef OPENSSL_NO_ERR
130 ERR_load_strings(ERR_LIB_DSO,DSO_str_functs);
131 ERR_load_strings(ERR_LIB_DSO,DSO_str_reasons);
132#endif
133
134 }
135 }
diff --git a/src/lib/libcrypto/dso/dso_lib.c b/src/lib/libcrypto/dso/dso_lib.c
deleted file mode 100644
index 85ac5103cd..0000000000
--- a/src/lib/libcrypto/dso/dso_lib.c
+++ /dev/null
@@ -1,439 +0,0 @@
1/* dso_lib.c */
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include <openssl/crypto.h>
61#include "cryptlib.h"
62#include <openssl/dso.h>
63
64static DSO_METHOD *default_DSO_meth = NULL;
65
66DSO *DSO_new(void)
67 {
68 return(DSO_new_method(NULL));
69 }
70
71void DSO_set_default_method(DSO_METHOD *meth)
72 {
73 default_DSO_meth = meth;
74 }
75
76DSO_METHOD *DSO_get_default_method(void)
77 {
78 return(default_DSO_meth);
79 }
80
81DSO_METHOD *DSO_get_method(DSO *dso)
82 {
83 return(dso->meth);
84 }
85
86DSO_METHOD *DSO_set_method(DSO *dso, DSO_METHOD *meth)
87 {
88 DSO_METHOD *mtmp;
89 mtmp = dso->meth;
90 dso->meth = meth;
91 return(mtmp);
92 }
93
94DSO *DSO_new_method(DSO_METHOD *meth)
95 {
96 DSO *ret;
97
98 if(default_DSO_meth == NULL)
99 /* We default to DSO_METH_openssl() which in turn defaults
100 * to stealing the "best available" method. Will fallback
101 * to DSO_METH_null() in the worst case. */
102 default_DSO_meth = DSO_METHOD_openssl();
103 ret = (DSO *)OPENSSL_malloc(sizeof(DSO));
104 if(ret == NULL)
105 {
106 DSOerr(DSO_F_DSO_NEW_METHOD,ERR_R_MALLOC_FAILURE);
107 return(NULL);
108 }
109 memset(ret, 0, sizeof(DSO));
110 ret->meth_data = sk_new_null();
111 if(ret->meth_data == NULL)
112 {
113 /* sk_new doesn't generate any errors so we do */
114 DSOerr(DSO_F_DSO_NEW_METHOD,ERR_R_MALLOC_FAILURE);
115 OPENSSL_free(ret);
116 return(NULL);
117 }
118 if(meth == NULL)
119 ret->meth = default_DSO_meth;
120 else
121 ret->meth = meth;
122 ret->references = 1;
123 if((ret->meth->init != NULL) && !ret->meth->init(ret))
124 {
125 OPENSSL_free(ret);
126 ret=NULL;
127 }
128 return(ret);
129 }
130
131int DSO_free(DSO *dso)
132 {
133 int i;
134
135 if(dso == NULL)
136 {
137 DSOerr(DSO_F_DSO_FREE,ERR_R_PASSED_NULL_PARAMETER);
138 return(0);
139 }
140
141 i=CRYPTO_add(&dso->references,-1,CRYPTO_LOCK_DSO);
142#ifdef REF_PRINT
143 REF_PRINT("DSO",dso);
144#endif
145 if(i > 0) return(1);
146#ifdef REF_CHECK
147 if(i < 0)
148 {
149 fprintf(stderr,"DSO_free, bad reference count\n");
150 abort();
151 }
152#endif
153
154 if((dso->meth->dso_unload != NULL) && !dso->meth->dso_unload(dso))
155 {
156 DSOerr(DSO_F_DSO_FREE,DSO_R_UNLOAD_FAILED);
157 return(0);
158 }
159
160 if((dso->meth->finish != NULL) && !dso->meth->finish(dso))
161 {
162 DSOerr(DSO_F_DSO_FREE,DSO_R_FINISH_FAILED);
163 return(0);
164 }
165
166 sk_free(dso->meth_data);
167 if(dso->filename != NULL)
168 OPENSSL_free(dso->filename);
169 if(dso->loaded_filename != NULL)
170 OPENSSL_free(dso->loaded_filename);
171
172 OPENSSL_free(dso);
173 return(1);
174 }
175
176int DSO_flags(DSO *dso)
177 {
178 return((dso == NULL) ? 0 : dso->flags);
179 }
180
181
182int DSO_up_ref(DSO *dso)
183 {
184 if (dso == NULL)
185 {
186 DSOerr(DSO_F_DSO_UP_REF,ERR_R_PASSED_NULL_PARAMETER);
187 return(0);
188 }
189
190 CRYPTO_add(&dso->references,1,CRYPTO_LOCK_DSO);
191 return(1);
192 }
193
194DSO *DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags)
195 {
196 DSO *ret;
197 int allocated = 0;
198
199 if(dso == NULL)
200 {
201 ret = DSO_new_method(meth);
202 if(ret == NULL)
203 {
204 DSOerr(DSO_F_DSO_LOAD,ERR_R_MALLOC_FAILURE);
205 goto err;
206 }
207 allocated = 1;
208 /* Pass the provided flags to the new DSO object */
209 if(DSO_ctrl(ret, DSO_CTRL_SET_FLAGS, flags, NULL) < 0)
210 {
211 DSOerr(DSO_F_DSO_LOAD,DSO_R_CTRL_FAILED);
212 goto err;
213 }
214 }
215 else
216 ret = dso;
217 /* Don't load if we're currently already loaded */
218 if(ret->filename != NULL)
219 {
220 DSOerr(DSO_F_DSO_LOAD,DSO_R_DSO_ALREADY_LOADED);
221 goto err;
222 }
223 /* filename can only be NULL if we were passed a dso that already has
224 * one set. */
225 if(filename != NULL)
226 if(!DSO_set_filename(ret, filename))
227 {
228 DSOerr(DSO_F_DSO_LOAD,DSO_R_SET_FILENAME_FAILED);
229 goto err;
230 }
231 filename = ret->filename;
232 if(filename == NULL)
233 {
234 DSOerr(DSO_F_DSO_LOAD,DSO_R_NO_FILENAME);
235 goto err;
236 }
237 if(ret->meth->dso_load == NULL)
238 {
239 DSOerr(DSO_F_DSO_LOAD,DSO_R_UNSUPPORTED);
240 goto err;
241 }
242 if(!ret->meth->dso_load(ret))
243 {
244 DSOerr(DSO_F_DSO_LOAD,DSO_R_LOAD_FAILED);
245 goto err;
246 }
247 /* Load succeeded */
248 return(ret);
249err:
250 if(allocated)
251 DSO_free(ret);
252 return(NULL);
253 }
254
255void *DSO_bind_var(DSO *dso, const char *symname)
256 {
257 void *ret = NULL;
258
259 if((dso == NULL) || (symname == NULL))
260 {
261 DSOerr(DSO_F_DSO_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER);
262 return(NULL);
263 }
264 if(dso->meth->dso_bind_var == NULL)
265 {
266 DSOerr(DSO_F_DSO_BIND_VAR,DSO_R_UNSUPPORTED);
267 return(NULL);
268 }
269 if((ret = dso->meth->dso_bind_var(dso, symname)) == NULL)
270 {
271 DSOerr(DSO_F_DSO_BIND_VAR,DSO_R_SYM_FAILURE);
272 return(NULL);
273 }
274 /* Success */
275 return(ret);
276 }
277
278DSO_FUNC_TYPE DSO_bind_func(DSO *dso, const char *symname)
279 {
280 DSO_FUNC_TYPE ret = NULL;
281
282 if((dso == NULL) || (symname == NULL))
283 {
284 DSOerr(DSO_F_DSO_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER);
285 return(NULL);
286 }
287 if(dso->meth->dso_bind_func == NULL)
288 {
289 DSOerr(DSO_F_DSO_BIND_FUNC,DSO_R_UNSUPPORTED);
290 return(NULL);
291 }
292 if((ret = dso->meth->dso_bind_func(dso, symname)) == NULL)
293 {
294 DSOerr(DSO_F_DSO_BIND_FUNC,DSO_R_SYM_FAILURE);
295 return(NULL);
296 }
297 /* Success */
298 return(ret);
299 }
300
301/* I don't really like these *_ctrl functions very much to be perfectly
302 * honest. For one thing, I think I have to return a negative value for
303 * any error because possible DSO_ctrl() commands may return values
304 * such as "size"s that can legitimately be zero (making the standard
305 * "if(DSO_cmd(...))" form that works almost everywhere else fail at
306 * odd times. I'd prefer "output" values to be passed by reference and
307 * the return value as success/failure like usual ... but we conform
308 * when we must... :-) */
309long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg)
310 {
311 if(dso == NULL)
312 {
313 DSOerr(DSO_F_DSO_CTRL,ERR_R_PASSED_NULL_PARAMETER);
314 return(-1);
315 }
316 /* We should intercept certain generic commands and only pass control
317 * to the method-specific ctrl() function if it's something we don't
318 * handle. */
319 switch(cmd)
320 {
321 case DSO_CTRL_GET_FLAGS:
322 return dso->flags;
323 case DSO_CTRL_SET_FLAGS:
324 dso->flags = (int)larg;
325 return(0);
326 case DSO_CTRL_OR_FLAGS:
327 dso->flags |= (int)larg;
328 return(0);
329 default:
330 break;
331 }
332 if((dso->meth == NULL) || (dso->meth->dso_ctrl == NULL))
333 {
334 DSOerr(DSO_F_DSO_CTRL,DSO_R_UNSUPPORTED);
335 return(-1);
336 }
337 return(dso->meth->dso_ctrl(dso,cmd,larg,parg));
338 }
339
340int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,
341 DSO_NAME_CONVERTER_FUNC *oldcb)
342 {
343 if(dso == NULL)
344 {
345 DSOerr(DSO_F_DSO_SET_NAME_CONVERTER,
346 ERR_R_PASSED_NULL_PARAMETER);
347 return(0);
348 }
349 if(oldcb)
350 *oldcb = dso->name_converter;
351 dso->name_converter = cb;
352 return(1);
353 }
354
355const char *DSO_get_filename(DSO *dso)
356 {
357 if(dso == NULL)
358 {
359 DSOerr(DSO_F_DSO_GET_FILENAME,ERR_R_PASSED_NULL_PARAMETER);
360 return(NULL);
361 }
362 return(dso->filename);
363 }
364
365int DSO_set_filename(DSO *dso, const char *filename)
366 {
367 char *copied;
368
369 if((dso == NULL) || (filename == NULL))
370 {
371 DSOerr(DSO_F_DSO_SET_FILENAME,ERR_R_PASSED_NULL_PARAMETER);
372 return(0);
373 }
374 if(dso->loaded_filename)
375 {
376 DSOerr(DSO_F_DSO_SET_FILENAME,DSO_R_DSO_ALREADY_LOADED);
377 return(0);
378 }
379 /* We'll duplicate filename */
380 copied = OPENSSL_malloc(strlen(filename) + 1);
381 if(copied == NULL)
382 {
383 DSOerr(DSO_F_DSO_SET_FILENAME,ERR_R_MALLOC_FAILURE);
384 return(0);
385 }
386 strlcpy(copied, filename, strlen(filename) + 1);
387 if(dso->filename)
388 OPENSSL_free(dso->filename);
389 dso->filename = copied;
390 return(1);
391 }
392
393char *DSO_convert_filename(DSO *dso, const char *filename)
394 {
395 char *result = NULL;
396
397 if(dso == NULL)
398 {
399 DSOerr(DSO_F_DSO_CONVERT_FILENAME,ERR_R_PASSED_NULL_PARAMETER);
400 return(NULL);
401 }
402 if(filename == NULL)
403 filename = dso->filename;
404 if(filename == NULL)
405 {
406 DSOerr(DSO_F_DSO_CONVERT_FILENAME,DSO_R_NO_FILENAME);
407 return(NULL);
408 }
409 if((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0)
410 {
411 if(dso->name_converter != NULL)
412 result = dso->name_converter(dso, filename);
413 else if(dso->meth->dso_name_converter != NULL)
414 result = dso->meth->dso_name_converter(dso, filename);
415 }
416 if(result == NULL)
417 {
418 result = OPENSSL_malloc(strlen(filename) + 1);
419 if(result == NULL)
420 {
421 DSOerr(DSO_F_DSO_CONVERT_FILENAME,
422 ERR_R_MALLOC_FAILURE);
423 return(NULL);
424 }
425 strlcpy(result, filename, strlen(filename) + 1);
426 }
427 return(result);
428 }
429
430const char *DSO_get_loaded_filename(DSO *dso)
431 {
432 if(dso == NULL)
433 {
434 DSOerr(DSO_F_DSO_GET_LOADED_FILENAME,
435 ERR_R_PASSED_NULL_PARAMETER);
436 return(NULL);
437 }
438 return(dso->loaded_filename);
439 }
diff --git a/src/lib/libcrypto/dso/dso_null.c b/src/lib/libcrypto/dso/dso_null.c
deleted file mode 100644
index fa13a7cb0f..0000000000
--- a/src/lib/libcrypto/dso/dso_null.c
+++ /dev/null
@@ -1,86 +0,0 @@
1/* dso_null.c */
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59/* This "NULL" method is provided as the fallback for systems that have
60 * no appropriate support for "shared-libraries". */
61
62#include <stdio.h>
63#include "cryptlib.h"
64#include <openssl/dso.h>
65
66static DSO_METHOD dso_meth_null = {
67 "NULL shared library method",
68 NULL, /* load */
69 NULL, /* unload */
70 NULL, /* bind_var */
71 NULL, /* bind_func */
72/* For now, "unbind" doesn't exist */
73#if 0
74 NULL, /* unbind_var */
75 NULL, /* unbind_func */
76#endif
77 NULL, /* ctrl */
78 NULL, /* init */
79 NULL /* finish */
80 };
81
82DSO_METHOD *DSO_METHOD_null(void)
83 {
84 return(&dso_meth_null);
85 }
86
diff --git a/src/lib/libcrypto/dso/dso_openssl.c b/src/lib/libcrypto/dso/dso_openssl.c
deleted file mode 100644
index a4395ebffe..0000000000
--- a/src/lib/libcrypto/dso/dso_openssl.c
+++ /dev/null
@@ -1,81 +0,0 @@
1/* dso_openssl.c */
2/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3 * project 2000.
4 */
5/* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/dso.h>
62
63/* We just pinch the method from an appropriate "default" method. */
64
65DSO_METHOD *DSO_METHOD_openssl(void)
66 {
67#ifdef DEF_DSO_METHOD
68 return(DEF_DSO_METHOD());
69#elif defined(DSO_DLFCN)
70 return(DSO_METHOD_dlfcn());
71#elif defined(DSO_DL)
72 return(DSO_METHOD_dl());
73#elif defined(DSO_WIN32)
74 return(DSO_METHOD_win32());
75#elif defined(DSO_VMS)
76 return(DSO_METHOD_vms());
77#else
78 return(DSO_METHOD_null());
79#endif
80 }
81
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