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-rw-r--r--src/lib/libcrypto/dso/dso.h368
-rw-r--r--src/lib/libcrypto/dso/dso_dlfcn.c372
-rw-r--r--src/lib/libcrypto/dso/dso_err.c147
-rw-r--r--src/lib/libcrypto/dso/dso_lib.c466
-rw-r--r--src/lib/libcrypto/dso/dso_null.c88
-rw-r--r--src/lib/libcrypto/dso/dso_openssl.c81
6 files changed, 0 insertions, 1522 deletions
diff --git a/src/lib/libcrypto/dso/dso.h b/src/lib/libcrypto/dso/dso.h
deleted file mode 100644
index 3e51913a72..0000000000
--- a/src/lib/libcrypto/dso/dso.h
+++ /dev/null
@@ -1,368 +0,0 @@
1/* dso.h -*- mode:C; c-file-style: "eay" -*- */
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/* This flag loads the library with public symbols.
99 * Meaning: The exported symbols of this library are public
100 * to all libraries loaded after this library.
101 * At the moment only implemented in unix.
102 */
103#define DSO_FLAG_GLOBAL_SYMBOLS 0x20
104
105
106typedef void (*DSO_FUNC_TYPE)(void);
107
108typedef struct dso_st DSO;
109
110/* The function prototype used for method functions (or caller-provided
111 * callbacks) that transform filenames. They are passed a DSO structure pointer
112 * (or NULL if they are to be used independantly of a DSO object) and a
113 * filename to transform. They should either return NULL (if there is an error
114 * condition) or a newly allocated string containing the transformed form that
115 * the caller will need to free with OPENSSL_free() when done. */
116typedef char* (*DSO_NAME_CONVERTER_FUNC)(DSO *, const char *);
117/* The function prototype used for method functions (or caller-provided
118 * callbacks) that merge two file specifications. They are passed a
119 * DSO structure pointer (or NULL if they are to be used independantly of
120 * a DSO object) and two file specifications to merge. They should
121 * either return NULL (if there is an error condition) or a newly allocated
122 * string containing the result of merging that the caller will need
123 * to free with OPENSSL_free() when done.
124 * Here, merging means that bits and pieces are taken from each of the
125 * file specifications and added together in whatever fashion that is
126 * sensible for the DSO method in question. The only rule that really
127 * applies is that if the two specification contain pieces of the same
128 * type, the copy from the first string takes priority. One could see
129 * it as the first specification is the one given by the user and the
130 * second being a bunch of defaults to add on if they're missing in the
131 * first. */
132typedef char* (*DSO_MERGER_FUNC)(DSO *, const char *, const char *);
133
134typedef struct dso_meth_st
135 {
136 const char *name;
137 /* Loads a shared library, NB: new DSO_METHODs must ensure that a
138 * successful load populates the loaded_filename field, and likewise a
139 * successful unload OPENSSL_frees and NULLs it out. */
140 int (*dso_load)(DSO *dso);
141 /* Unloads a shared library */
142 int (*dso_unload)(DSO *dso);
143 /* Binds a variable */
144 void *(*dso_bind_var)(DSO *dso, const char *symname);
145 /* Binds a function - assumes a return type of DSO_FUNC_TYPE.
146 * This should be cast to the real function prototype by the
147 * caller. Platforms that don't have compatible representations
148 * for different prototypes (this is possible within ANSI C)
149 * are highly unlikely to have shared libraries at all, let
150 * alone a DSO_METHOD implemented for them. */
151 DSO_FUNC_TYPE (*dso_bind_func)(DSO *dso, const char *symname);
152
153/* I don't think this would actually be used in any circumstances. */
154#if 0
155 /* Unbinds a variable */
156 int (*dso_unbind_var)(DSO *dso, char *symname, void *symptr);
157 /* Unbinds a function */
158 int (*dso_unbind_func)(DSO *dso, char *symname, DSO_FUNC_TYPE symptr);
159#endif
160 /* The generic (yuck) "ctrl()" function. NB: Negative return
161 * values (rather than zero) indicate errors. */
162 long (*dso_ctrl)(DSO *dso, int cmd, long larg, void *parg);
163 /* The default DSO_METHOD-specific function for converting filenames to
164 * a canonical native form. */
165 DSO_NAME_CONVERTER_FUNC dso_name_converter;
166 /* The default DSO_METHOD-specific function for converting filenames to
167 * a canonical native form. */
168 DSO_MERGER_FUNC dso_merger;
169
170 /* [De]Initialisation handlers. */
171 int (*init)(DSO *dso);
172 int (*finish)(DSO *dso);
173 } DSO_METHOD;
174
175/**********************************************************************/
176/* The low-level handle type used to refer to a loaded shared library */
177
178struct dso_st
179 {
180 DSO_METHOD *meth;
181 /* Standard dlopen uses a (void *). Win32 uses a HANDLE. VMS
182 * doesn't use anything but will need to cache the filename
183 * for use in the dso_bind handler. All in all, let each
184 * method control its own destiny. "Handles" and such go in
185 * a STACK. */
186 STACK *meth_data;
187 int references;
188 int flags;
189 /* For use by applications etc ... use this for your bits'n'pieces,
190 * don't touch meth_data! */
191 CRYPTO_EX_DATA ex_data;
192 /* If this callback function pointer is set to non-NULL, then it will
193 * be used in DSO_load() in place of meth->dso_name_converter. NB: This
194 * should normally set using DSO_set_name_converter(). */
195 DSO_NAME_CONVERTER_FUNC name_converter;
196 /* If this callback function pointer is set to non-NULL, then it will
197 * be used in DSO_load() in place of meth->dso_merger. NB: This
198 * should normally set using DSO_set_merger(). */
199 DSO_MERGER_FUNC merger;
200 /* This is populated with (a copy of) the platform-independant
201 * filename used for this DSO. */
202 char *filename;
203 /* This is populated with (a copy of) the translated filename by which
204 * the DSO was actually loaded. It is NULL iff the DSO is not currently
205 * loaded. NB: This is here because the filename translation process
206 * may involve a callback being invoked more than once not only to
207 * convert to a platform-specific form, but also to try different
208 * filenames in the process of trying to perform a load. As such, this
209 * variable can be used to indicate (a) whether this DSO structure
210 * corresponds to a loaded library or not, and (b) the filename with
211 * which it was actually loaded. */
212 char *loaded_filename;
213 };
214
215
216DSO * DSO_new(void);
217DSO * DSO_new_method(DSO_METHOD *method);
218int DSO_free(DSO *dso);
219int DSO_flags(DSO *dso);
220int DSO_up_ref(DSO *dso);
221long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg);
222
223/* This function sets the DSO's name_converter callback. If it is non-NULL,
224 * then it will be used instead of the associated DSO_METHOD's function. If
225 * oldcb is non-NULL then it is set to the function pointer value being
226 * replaced. Return value is non-zero for success. */
227int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb,
228 DSO_NAME_CONVERTER_FUNC *oldcb);
229/* These functions can be used to get/set the platform-independant filename
230 * used for a DSO. NB: set will fail if the DSO is already loaded. */
231const char *DSO_get_filename(DSO *dso);
232int DSO_set_filename(DSO *dso, const char *filename);
233/* This function will invoke the DSO's name_converter callback to translate a
234 * filename, or if the callback isn't set it will instead use the DSO_METHOD's
235 * converter. If "filename" is NULL, the "filename" in the DSO itself will be
236 * used. If the DSO_FLAG_NO_NAME_TRANSLATION flag is set, then the filename is
237 * simply duplicated. NB: This function is usually called from within a
238 * DSO_METHOD during the processing of a DSO_load() call, and is exposed so that
239 * caller-created DSO_METHODs can do the same thing. A non-NULL return value
240 * will need to be OPENSSL_free()'d. */
241char *DSO_convert_filename(DSO *dso, const char *filename);
242/* This function will invoke the DSO's merger callback to merge two file
243 * specifications, or if the callback isn't set it will instead use the
244 * DSO_METHOD's merger. A non-NULL return value will need to be
245 * OPENSSL_free()'d. */
246char *DSO_merge(DSO *dso, const char *filespec1, const char *filespec2);
247/* If the DSO is currently loaded, this returns the filename that it was loaded
248 * under, otherwise it returns NULL. So it is also useful as a test as to
249 * whether the DSO is currently loaded. NB: This will not necessarily return
250 * the same value as DSO_convert_filename(dso, dso->filename), because the
251 * DSO_METHOD's load function may have tried a variety of filenames (with
252 * and/or without the aid of the converters) before settling on the one it
253 * actually loaded. */
254const char *DSO_get_loaded_filename(DSO *dso);
255
256void DSO_set_default_method(DSO_METHOD *meth);
257DSO_METHOD *DSO_get_default_method(void);
258DSO_METHOD *DSO_get_method(DSO *dso);
259DSO_METHOD *DSO_set_method(DSO *dso, DSO_METHOD *meth);
260
261/* The all-singing all-dancing load function, you normally pass NULL
262 * for the first and third parameters. Use DSO_up and DSO_free for
263 * subsequent reference count handling. Any flags passed in will be set
264 * in the constructed DSO after its init() function but before the
265 * load operation. If 'dso' is non-NULL, 'flags' is ignored. */
266DSO *DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags);
267
268/* This function binds to a variable inside a shared library. */
269void *DSO_bind_var(DSO *dso, const char *symname);
270
271/* This function binds to a function inside a shared library. */
272DSO_FUNC_TYPE DSO_bind_func(DSO *dso, const char *symname);
273
274/* This method is the default, but will beg, borrow, or steal whatever
275 * method should be the default on any particular platform (including
276 * DSO_METH_null() if necessary). */
277DSO_METHOD *DSO_METHOD_openssl(void);
278
279/* This method is defined for all platforms - if a platform has no
280 * DSO support then this will be the only method! */
281DSO_METHOD *DSO_METHOD_null(void);
282
283/* If DSO_DLFCN is defined, the standard dlfcn.h-style functions
284 * (dlopen, dlclose, dlsym, etc) will be used and incorporated into
285 * this method. If not, this method will return NULL. */
286DSO_METHOD *DSO_METHOD_dlfcn(void);
287
288/* If DSO_DL is defined, the standard dl.h-style functions (shl_load,
289 * shl_unload, shl_findsym, etc) will be used and incorporated into
290 * this method. If not, this method will return NULL. */
291DSO_METHOD *DSO_METHOD_dl(void);
292
293/* If WIN32 is defined, use DLLs. If not, return NULL. */
294DSO_METHOD *DSO_METHOD_win32(void);
295
296/* If VMS is defined, use shared images. If not, return NULL. */
297DSO_METHOD *DSO_METHOD_vms(void);
298
299/* BEGIN ERROR CODES */
300/* The following lines are auto generated by the script mkerr.pl. Any changes
301 * made after this point may be overwritten when the script is next run.
302 */
303void ERR_load_DSO_strings(void);
304
305/* Error codes for the DSO functions. */
306
307/* Function codes. */
308#define DSO_F_DLFCN_BIND_FUNC 100
309#define DSO_F_DLFCN_BIND_VAR 101
310#define DSO_F_DLFCN_LOAD 102
311#define DSO_F_DLFCN_MERGER 130
312#define DSO_F_DLFCN_NAME_CONVERTER 123
313#define DSO_F_DLFCN_UNLOAD 103
314#define DSO_F_DL_BIND_FUNC 104
315#define DSO_F_DL_BIND_VAR 105
316#define DSO_F_DL_LOAD 106
317#define DSO_F_DL_MERGER 131
318#define DSO_F_DL_NAME_CONVERTER 124
319#define DSO_F_DL_UNLOAD 107
320#define DSO_F_DSO_BIND_FUNC 108
321#define DSO_F_DSO_BIND_VAR 109
322#define DSO_F_DSO_CONVERT_FILENAME 126
323#define DSO_F_DSO_CTRL 110
324#define DSO_F_DSO_FREE 111
325#define DSO_F_DSO_GET_FILENAME 127
326#define DSO_F_DSO_GET_LOADED_FILENAME 128
327#define DSO_F_DSO_LOAD 112
328#define DSO_F_DSO_MERGE 132
329#define DSO_F_DSO_NEW_METHOD 113
330#define DSO_F_DSO_SET_FILENAME 129
331#define DSO_F_DSO_SET_NAME_CONVERTER 122
332#define DSO_F_DSO_UP_REF 114
333#define DSO_F_VMS_BIND_SYM 115
334#define DSO_F_VMS_LOAD 116
335#define DSO_F_VMS_MERGER 133
336#define DSO_F_VMS_UNLOAD 117
337#define DSO_F_WIN32_BIND_FUNC 118
338#define DSO_F_WIN32_BIND_VAR 119
339#define DSO_F_WIN32_JOINER 135
340#define DSO_F_WIN32_LOAD 120
341#define DSO_F_WIN32_MERGER 134
342#define DSO_F_WIN32_NAME_CONVERTER 125
343#define DSO_F_WIN32_SPLITTER 136
344#define DSO_F_WIN32_UNLOAD 121
345
346/* Reason codes. */
347#define DSO_R_CTRL_FAILED 100
348#define DSO_R_DSO_ALREADY_LOADED 110
349#define DSO_R_EMPTY_FILE_STRUCTURE 113
350#define DSO_R_FAILURE 114
351#define DSO_R_FILENAME_TOO_BIG 101
352#define DSO_R_FINISH_FAILED 102
353#define DSO_R_INCORRECT_FILE_SYNTAX 115
354#define DSO_R_LOAD_FAILED 103
355#define DSO_R_NAME_TRANSLATION_FAILED 109
356#define DSO_R_NO_FILENAME 111
357#define DSO_R_NO_FILE_SPECIFICATION 116
358#define DSO_R_NULL_HANDLE 104
359#define DSO_R_SET_FILENAME_FAILED 112
360#define DSO_R_STACK_ERROR 105
361#define DSO_R_SYM_FAILURE 106
362#define DSO_R_UNLOAD_FAILED 107
363#define DSO_R_UNSUPPORTED 108
364
365#ifdef __cplusplus
366}
367#endif
368#endif
diff --git a/src/lib/libcrypto/dso/dso_dlfcn.c b/src/lib/libcrypto/dso/dso_dlfcn.c
deleted file mode 100644
index 656cd496f8..0000000000
--- a/src/lib/libcrypto/dso/dso_dlfcn.c
+++ /dev/null
@@ -1,372 +0,0 @@
1/* dso_dlfcn.c -*- mode:C; c-file-style: "eay" -*- */
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);
88static char *dlfcn_merger(DSO *dso, const char *filespec1,
89 const char *filespec2);
90
91static DSO_METHOD dso_meth_dlfcn = {
92 "OpenSSL 'dlfcn' shared library method",
93 dlfcn_load,
94 dlfcn_unload,
95 dlfcn_bind_var,
96 dlfcn_bind_func,
97/* For now, "unbind" doesn't exist */
98#if 0
99 NULL, /* unbind_var */
100 NULL, /* unbind_func */
101#endif
102 NULL, /* ctrl */
103 dlfcn_name_converter,
104 dlfcn_merger,
105 NULL, /* init */
106 NULL /* finish */
107 };
108
109DSO_METHOD *DSO_METHOD_dlfcn(void)
110 {
111 return(&dso_meth_dlfcn);
112 }
113
114/* Prior to using the dlopen() function, we should decide on the flag
115 * we send. There's a few different ways of doing this and it's a
116 * messy venn-diagram to match up which platforms support what. So
117 * as we don't have autoconf yet, I'm implementing a hack that could
118 * be hacked further relatively easily to deal with cases as we find
119 * them. Initially this is to cope with OpenBSD. */
120#if defined(__OpenBSD__) || defined(__NetBSD__)
121# ifdef DL_LAZY
122# define DLOPEN_FLAG DL_LAZY
123# else
124# ifdef RTLD_NOW
125# define DLOPEN_FLAG RTLD_NOW
126# else
127# define DLOPEN_FLAG 0
128# endif
129# endif
130#else
131# ifdef OPENSSL_SYS_SUNOS
132# define DLOPEN_FLAG 1
133# else
134# define DLOPEN_FLAG RTLD_NOW /* Hope this works everywhere else */
135# endif
136#endif
137
138/* For this DSO_METHOD, our meth_data STACK will contain;
139 * (i) the handle (void*) returned from dlopen().
140 */
141
142static int dlfcn_load(DSO *dso)
143 {
144 void *ptr = NULL;
145 /* See applicable comments in dso_dl.c */
146 char *filename = DSO_convert_filename(dso, NULL);
147 int flags = DLOPEN_FLAG;
148
149 if(filename == NULL)
150 {
151 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_NO_FILENAME);
152 goto err;
153 }
154
155#ifdef RTLD_GLOBAL
156 if (dso->flags & DSO_FLAG_GLOBAL_SYMBOLS)
157 flags |= RTLD_GLOBAL;
158#endif
159 ptr = dlopen(filename, flags);
160 if(ptr == NULL)
161 {
162 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_LOAD_FAILED);
163 ERR_add_error_data(4, "filename(", filename, "): ", dlerror());
164 goto err;
165 }
166 if(!sk_push(dso->meth_data, (char *)ptr))
167 {
168 DSOerr(DSO_F_DLFCN_LOAD,DSO_R_STACK_ERROR);
169 goto err;
170 }
171 /* Success */
172 dso->loaded_filename = filename;
173 return(1);
174err:
175 /* Cleanup! */
176 if(filename != NULL)
177 OPENSSL_free(filename);
178 if(ptr != NULL)
179 dlclose(ptr);
180 return(0);
181}
182
183static int dlfcn_unload(DSO *dso)
184 {
185 void *ptr;
186 if(dso == NULL)
187 {
188 DSOerr(DSO_F_DLFCN_UNLOAD,ERR_R_PASSED_NULL_PARAMETER);
189 return(0);
190 }
191 if(sk_num(dso->meth_data) < 1)
192 return(1);
193 ptr = (void *)sk_pop(dso->meth_data);
194 if(ptr == NULL)
195 {
196 DSOerr(DSO_F_DLFCN_UNLOAD,DSO_R_NULL_HANDLE);
197 /* Should push the value back onto the stack in
198 * case of a retry. */
199 sk_push(dso->meth_data, (char *)ptr);
200 return(0);
201 }
202 /* For now I'm not aware of any errors associated with dlclose() */
203 dlclose(ptr);
204 return(1);
205 }
206
207static void *dlfcn_bind_var(DSO *dso, const char *symname)
208 {
209 void *ptr, *sym;
210
211 if((dso == NULL) || (symname == NULL))
212 {
213 DSOerr(DSO_F_DLFCN_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER);
214 return(NULL);
215 }
216 if(sk_num(dso->meth_data) < 1)
217 {
218 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_STACK_ERROR);
219 return(NULL);
220 }
221 ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1);
222 if(ptr == NULL)
223 {
224 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_NULL_HANDLE);
225 return(NULL);
226 }
227 sym = dlsym(ptr, symname);
228 if(sym == NULL)
229 {
230 DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_SYM_FAILURE);
231 ERR_add_error_data(4, "symname(", symname, "): ", dlerror());
232 return(NULL);
233 }
234 return(sym);
235 }
236
237static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname)
238 {
239 void *ptr;
240 DSO_FUNC_TYPE sym, *tsym = &sym;
241
242 if((dso == NULL) || (symname == NULL))
243 {
244 DSOerr(DSO_F_DLFCN_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER);
245 return(NULL);
246 }
247 if(sk_num(dso->meth_data) < 1)
248 {
249 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_STACK_ERROR);
250 return(NULL);
251 }
252 ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1);
253 if(ptr == NULL)
254 {
255 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE);
256 return(NULL);
257 }
258 *(void **)(tsym) = dlsym(ptr, symname);
259 if(sym == NULL)
260 {
261 DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE);
262 ERR_add_error_data(4, "symname(", symname, "): ", dlerror());
263 return(NULL);
264 }
265 return(sym);
266 }
267
268static char *dlfcn_merger(DSO *dso, const char *filespec1,
269 const char *filespec2)
270 {
271 char *merged;
272 size_t len;
273
274 if(!filespec1 && !filespec2)
275 {
276 DSOerr(DSO_F_DLFCN_MERGER,
277 ERR_R_PASSED_NULL_PARAMETER);
278 return(NULL);
279 }
280 /* If the first file specification is a rooted path, it rules.
281 same goes if the second file specification is missing. */
282 if (!filespec2 || filespec1[0] == '/')
283 {
284 len = strlen(filespec1) + 1;
285 merged = OPENSSL_malloc(len);
286 if(!merged)
287 {
288 DSOerr(DSO_F_DLFCN_MERGER,
289 ERR_R_MALLOC_FAILURE);
290 return(NULL);
291 }
292 strlcpy(merged, filespec1, len);
293 }
294 /* If the first file specification is missing, the second one rules. */
295 else if (!filespec1)
296 {
297 len = strlen(filespec2) + 1;
298 merged = OPENSSL_malloc(strlen(filespec2) + 1);
299 if(!merged)
300 {
301 DSOerr(DSO_F_DLFCN_MERGER,
302 ERR_R_MALLOC_FAILURE);
303 return(NULL);
304 }
305 strlcpy(merged, filespec2, len);
306 }
307 else
308 /* This part isn't as trivial as it looks. It assumes that
309 the second file specification really is a directory, and
310 makes no checks whatsoever. Therefore, the result becomes
311 the concatenation of filespec2 followed by a slash followed
312 by filespec1. */
313 {
314 int spec2len, len;
315
316 spec2len = (filespec2 ? strlen(filespec2) : 0);
317 len = spec2len + (filespec1 ? strlen(filespec1) : 0);
318
319 if(filespec2 && filespec2[spec2len - 1] == '/')
320 {
321 spec2len--;
322 len--;
323 }
324 merged = OPENSSL_malloc(len + 2);
325 if(!merged)
326 {
327 DSOerr(DSO_F_DLFCN_MERGER,
328 ERR_R_MALLOC_FAILURE);
329 return(NULL);
330 }
331 strlcpy(merged, filespec2, len + 2);
332 merged[spec2len] = '/';
333 strlcpy(&merged[spec2len + 1], filespec1, len + 1 - spec2len);
334 }
335 return(merged);
336 }
337
338static char *dlfcn_name_converter(DSO *dso, const char *filename)
339 {
340 char *translated;
341 int len, rsize, transform;
342
343 len = strlen(filename);
344 rsize = len + 1;
345 transform = (strstr(filename, "/") == NULL);
346 if(transform)
347 {
348 /* We will convert this to "%s.so" or "lib%s.so" */
349 rsize += 3; /* The length of ".so" */
350 if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
351 rsize += 3; /* The length of "lib" */
352 }
353 translated = OPENSSL_malloc(rsize);
354 if(translated == NULL)
355 {
356 DSOerr(DSO_F_DLFCN_NAME_CONVERTER,
357 DSO_R_NAME_TRANSLATION_FAILED);
358 return(NULL);
359 }
360 if(transform)
361 {
362 if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
363 snprintf(translated, rsize, "lib%s.so", filename);
364 else
365 snprintf(translated, rsize, "%s.so", filename);
366 }
367 else
368 snprintf(translated, rsize, "%s", filename);
369 return(translated);
370 }
371
372#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 a8b0a210de..0000000000
--- a/src/lib/libcrypto/dso/dso_err.c
+++ /dev/null
@@ -1,147 +0,0 @@
1/* crypto/dso/dso_err.c */
2/* ====================================================================
3 * Copyright (c) 1999-2005 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
67
68#define ERR_FUNC(func) ERR_PACK(ERR_LIB_DSO,func,0)
69#define ERR_REASON(reason) ERR_PACK(ERR_LIB_DSO,0,reason)
70
71static ERR_STRING_DATA DSO_str_functs[]=
72 {
73{ERR_FUNC(DSO_F_DLFCN_BIND_FUNC), "DLFCN_BIND_FUNC"},
74{ERR_FUNC(DSO_F_DLFCN_BIND_VAR), "DLFCN_BIND_VAR"},
75{ERR_FUNC(DSO_F_DLFCN_LOAD), "DLFCN_LOAD"},
76{ERR_FUNC(DSO_F_DLFCN_MERGER), "DLFCN_MERGER"},
77{ERR_FUNC(DSO_F_DLFCN_NAME_CONVERTER), "DLFCN_NAME_CONVERTER"},
78{ERR_FUNC(DSO_F_DLFCN_UNLOAD), "DLFCN_UNLOAD"},
79{ERR_FUNC(DSO_F_DL_BIND_FUNC), "DL_BIND_FUNC"},
80{ERR_FUNC(DSO_F_DL_BIND_VAR), "DL_BIND_VAR"},
81{ERR_FUNC(DSO_F_DL_LOAD), "DL_LOAD"},
82{ERR_FUNC(DSO_F_DL_MERGER), "DL_MERGER"},
83{ERR_FUNC(DSO_F_DL_NAME_CONVERTER), "DL_NAME_CONVERTER"},
84{ERR_FUNC(DSO_F_DL_UNLOAD), "DL_UNLOAD"},
85{ERR_FUNC(DSO_F_DSO_BIND_FUNC), "DSO_bind_func"},
86{ERR_FUNC(DSO_F_DSO_BIND_VAR), "DSO_bind_var"},
87{ERR_FUNC(DSO_F_DSO_CONVERT_FILENAME), "DSO_convert_filename"},
88{ERR_FUNC(DSO_F_DSO_CTRL), "DSO_ctrl"},
89{ERR_FUNC(DSO_F_DSO_FREE), "DSO_free"},
90{ERR_FUNC(DSO_F_DSO_GET_FILENAME), "DSO_get_filename"},
91{ERR_FUNC(DSO_F_DSO_GET_LOADED_FILENAME), "DSO_get_loaded_filename"},
92{ERR_FUNC(DSO_F_DSO_LOAD), "DSO_load"},
93{ERR_FUNC(DSO_F_DSO_MERGE), "DSO_merge"},
94{ERR_FUNC(DSO_F_DSO_NEW_METHOD), "DSO_new_method"},
95{ERR_FUNC(DSO_F_DSO_SET_FILENAME), "DSO_set_filename"},
96{ERR_FUNC(DSO_F_DSO_SET_NAME_CONVERTER), "DSO_set_name_converter"},
97{ERR_FUNC(DSO_F_DSO_UP_REF), "DSO_up_ref"},
98{ERR_FUNC(DSO_F_VMS_BIND_SYM), "VMS_BIND_SYM"},
99{ERR_FUNC(DSO_F_VMS_LOAD), "VMS_LOAD"},
100{ERR_FUNC(DSO_F_VMS_MERGER), "VMS_MERGER"},
101{ERR_FUNC(DSO_F_VMS_UNLOAD), "VMS_UNLOAD"},
102{ERR_FUNC(DSO_F_WIN32_BIND_FUNC), "WIN32_BIND_FUNC"},
103{ERR_FUNC(DSO_F_WIN32_BIND_VAR), "WIN32_BIND_VAR"},
104{ERR_FUNC(DSO_F_WIN32_JOINER), "WIN32_JOINER"},
105{ERR_FUNC(DSO_F_WIN32_LOAD), "WIN32_LOAD"},
106{ERR_FUNC(DSO_F_WIN32_MERGER), "WIN32_MERGER"},
107{ERR_FUNC(DSO_F_WIN32_NAME_CONVERTER), "WIN32_NAME_CONVERTER"},
108{ERR_FUNC(DSO_F_WIN32_SPLITTER), "WIN32_SPLITTER"},
109{ERR_FUNC(DSO_F_WIN32_UNLOAD), "WIN32_UNLOAD"},
110{0,NULL}
111 };
112
113static ERR_STRING_DATA DSO_str_reasons[]=
114 {
115{ERR_REASON(DSO_R_CTRL_FAILED) ,"control command failed"},
116{ERR_REASON(DSO_R_DSO_ALREADY_LOADED) ,"dso already loaded"},
117{ERR_REASON(DSO_R_EMPTY_FILE_STRUCTURE) ,"empty file structure"},
118{ERR_REASON(DSO_R_FAILURE) ,"failure"},
119{ERR_REASON(DSO_R_FILENAME_TOO_BIG) ,"filename too big"},
120{ERR_REASON(DSO_R_FINISH_FAILED) ,"cleanup method function failed"},
121{ERR_REASON(DSO_R_INCORRECT_FILE_SYNTAX) ,"incorrect file syntax"},
122{ERR_REASON(DSO_R_LOAD_FAILED) ,"could not load the shared library"},
123{ERR_REASON(DSO_R_NAME_TRANSLATION_FAILED),"name translation failed"},
124{ERR_REASON(DSO_R_NO_FILENAME) ,"no filename"},
125{ERR_REASON(DSO_R_NO_FILE_SPECIFICATION) ,"no file specification"},
126{ERR_REASON(DSO_R_NULL_HANDLE) ,"a null shared library handle was used"},
127{ERR_REASON(DSO_R_SET_FILENAME_FAILED) ,"set filename failed"},
128{ERR_REASON(DSO_R_STACK_ERROR) ,"the meth_data stack is corrupt"},
129{ERR_REASON(DSO_R_SYM_FAILURE) ,"could not bind to the requested symbol name"},
130{ERR_REASON(DSO_R_UNLOAD_FAILED) ,"could not unload the shared library"},
131{ERR_REASON(DSO_R_UNSUPPORTED) ,"functionality not supported"},
132{0,NULL}
133 };
134
135#endif
136
137void ERR_load_DSO_strings(void)
138 {
139#ifndef OPENSSL_NO_ERR
140
141 if (ERR_func_error_string(DSO_str_functs[0].error) == NULL)
142 {
143 ERR_load_strings(0,DSO_str_functs);
144 ERR_load_strings(0,DSO_str_reasons);
145 }
146#endif
147 }
diff --git a/src/lib/libcrypto/dso/dso_lib.c b/src/lib/libcrypto/dso/dso_lib.c
deleted file mode 100644
index 49bdd71309..0000000000
--- a/src/lib/libcrypto/dso/dso_lib.c
+++ /dev/null
@@ -1,466 +0,0 @@
1/* dso_lib.c -*- mode:C; c-file-style: "eay" -*- */
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 BUF_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_merge(DSO *dso, const char *filespec1, const char *filespec2)
394 {
395 char *result = NULL;
396
397 if(dso == NULL || filespec1 == NULL)
398 {
399 DSOerr(DSO_F_DSO_MERGE,ERR_R_PASSED_NULL_PARAMETER);
400 return(NULL);
401 }
402 if(filespec1 == NULL)
403 filespec1 = dso->filename;
404 if(filespec1 == NULL)
405 {
406 DSOerr(DSO_F_DSO_MERGE,DSO_R_NO_FILE_SPECIFICATION);
407 return(NULL);
408 }
409 if((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0)
410 {
411 if(dso->merger != NULL)
412 result = dso->merger(dso, filespec1, filespec2);
413 else if(dso->meth->dso_merger != NULL)
414 result = dso->meth->dso_merger(dso,
415 filespec1, filespec2);
416 }
417 return(result);
418 }
419
420char *DSO_convert_filename(DSO *dso, const char *filename)
421 {
422 char *result = NULL;
423
424 if(dso == NULL)
425 {
426 DSOerr(DSO_F_DSO_CONVERT_FILENAME,ERR_R_PASSED_NULL_PARAMETER);
427 return(NULL);
428 }
429 if(filename == NULL)
430 filename = dso->filename;
431 if(filename == NULL)
432 {
433 DSOerr(DSO_F_DSO_CONVERT_FILENAME,DSO_R_NO_FILENAME);
434 return(NULL);
435 }
436 if((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0)
437 {
438 if(dso->name_converter != NULL)
439 result = dso->name_converter(dso, filename);
440 else if(dso->meth->dso_name_converter != NULL)
441 result = dso->meth->dso_name_converter(dso, filename);
442 }
443 if(result == NULL)
444 {
445 result = OPENSSL_malloc(strlen(filename) + 1);
446 if(result == NULL)
447 {
448 DSOerr(DSO_F_DSO_CONVERT_FILENAME,
449 ERR_R_MALLOC_FAILURE);
450 return(NULL);
451 }
452 BUF_strlcpy(result, filename, strlen(filename) + 1);
453 }
454 return(result);
455 }
456
457const char *DSO_get_loaded_filename(DSO *dso)
458 {
459 if(dso == NULL)
460 {
461 DSOerr(DSO_F_DSO_GET_LOADED_FILENAME,
462 ERR_R_PASSED_NULL_PARAMETER);
463 return(NULL);
464 }
465 return(dso->loaded_filename);
466 }
diff --git a/src/lib/libcrypto/dso/dso_null.c b/src/lib/libcrypto/dso/dso_null.c
deleted file mode 100644
index 4972984651..0000000000
--- a/src/lib/libcrypto/dso/dso_null.c
+++ /dev/null
@@ -1,88 +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, /* dso_name_converter */
79 NULL, /* dso_merger */
80 NULL, /* init */
81 NULL /* finish */
82 };
83
84DSO_METHOD *DSO_METHOD_null(void)
85 {
86 return(&dso_meth_null);
87 }
88
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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