/*
- * Written by Richard Levitte (richard@levitte.org) for the OpenSSL project
- * 2000.
- */
-/* ====================================================================
- * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
*
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include "dso_locl.h"
static char *dl_name_converter(DSO *dso, const char *filename);
static char *dl_merger(DSO *dso, const char *filespec1,
const char *filespec2);
+static int dl_pathbyaddr(void *addr, char *path, int sz);
static void *dl_globallookup(const char *name);
static DSO_METHOD dso_meth_dl = {
dl_merger,
NULL, /* init */
NULL, /* finish */
+ dl_pathbyaddr,
dl_globallookup
};
(dso->flags & DSO_FLAG_NO_NAME_TRANSLATION ? 0 :
DYNAMIC_PATH), 0L);
if (ptr == NULL) {
+ char errbuf[160];
DSOerr(DSO_F_DL_LOAD, DSO_R_LOAD_FAILED);
- ERR_add_error_data(4, "filename(", filename, "): ", strerror(errno));
+ if (openssl_strerror_r(errno, errbuf, sizeof(errbuf)))
+ ERR_add_error_data(4, "filename(", filename, "): ", errbuf);
goto err;
}
if (!sk_push(dso->meth_data, (char *)ptr)) {
return (NULL);
}
if (shl_findsym(&ptr, symname, TYPE_UNDEFINED, &sym) < 0) {
+ char errbuf[160];
DSOerr(DSO_F_DL_BIND_FUNC, DSO_R_SYM_FAILURE);
- ERR_add_error_data(4, "symname(", symname, "): ", strerror(errno));
+ if (openssl_strerror_r(errno, errbuf, sizeof(errbuf)))
+ ERR_add_error_data(4, "symname(", symname, "): ", errbuf);
return (NULL);
}
return ((DSO_FUNC_TYPE)sym);
return (translated);
}
+static int dl_pathbyaddr(void *addr, char *path, int sz)
+{
+ struct shl_descriptor inf;
+ int i, len;
+
+ if (addr == NULL) {
+ union {
+ int (*f) (void *, char *, int);
+ void *p;
+ } t = {
+ dl_pathbyaddr
+ };
+ addr = t.p;
+ }
+
+ for (i = -1; shl_get_r(i, &inf) == 0; i++) {
+ if (((size_t)addr >= inf.tstart && (size_t)addr < inf.tend) ||
+ ((size_t)addr >= inf.dstart && (size_t)addr < inf.dend)) {
+ len = (int)strlen(inf.filename);
+ if (sz <= 0)
+ return len + 1;
+ if (len >= sz)
+ len = sz - 1;
+ memcpy(path, inf.filename, len);
+ path[len++] = 0;
+ return len;
+ }
+ }
+
+ return -1;
+}
+
static void *dl_globallookup(const char *name)
{
void *ret;