From d7ce91a2b7d322ffce68e9eea917fa481e578d29 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Sat, 9 Sep 2006 00:11:04 +0000 Subject: This commit was manufactured by cvs2git to create tag 'OPENBSD_4_0_BASE'. --- src/lib/libcrypto/dso/dso_dlfcn.c | 325 -------------------------------------- 1 file changed, 325 deletions(-) delete mode 100644 src/lib/libcrypto/dso/dso_dlfcn.c (limited to 'src/lib/libcrypto/dso/dso_dlfcn.c') diff --git a/src/lib/libcrypto/dso/dso_dlfcn.c b/src/lib/libcrypto/dso/dso_dlfcn.c deleted file mode 100644 index d48b4202f2..0000000000 --- a/src/lib/libcrypto/dso/dso_dlfcn.c +++ /dev/null @@ -1,325 +0,0 @@ -/* dso_dlfcn.c */ -/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL - * project 2000. - */ -/* ==================================================================== - * Copyright (c) 2000 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -#ifdef __linux -#define _GNU_SOURCE -#endif - -#include -#include "cryptlib.h" -#include - -#ifndef DSO_DLFCN -DSO_METHOD *DSO_METHOD_dlfcn(void) - { - return NULL; - } -#else - -#ifdef HAVE_DLFCN_H -#include -#endif - -/* Part of the hack in "dlfcn_load" ... */ -#define DSO_MAX_TRANSLATED_SIZE 256 - -static int dlfcn_load(DSO *dso); -static int dlfcn_unload(DSO *dso); -static void *dlfcn_bind_var(DSO *dso, const char *symname); -static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname); -#if 0 -static int dlfcn_unbind(DSO *dso, char *symname, void *symptr); -static int dlfcn_init(DSO *dso); -static int dlfcn_finish(DSO *dso); -static long dlfcn_ctrl(DSO *dso, int cmd, long larg, void *parg); -#endif -static char *dlfcn_name_converter(DSO *dso, const char *filename); - -static DSO_METHOD dso_meth_dlfcn = { - "OpenSSL 'dlfcn' shared library method", - dlfcn_load, - dlfcn_unload, - dlfcn_bind_var, - dlfcn_bind_func, -/* For now, "unbind" doesn't exist */ -#if 0 - NULL, /* unbind_var */ - NULL, /* unbind_func */ -#endif - NULL, /* ctrl */ - dlfcn_name_converter, - NULL, /* init */ - NULL /* finish */ - }; - -DSO_METHOD *DSO_METHOD_dlfcn(void) - { - return(&dso_meth_dlfcn); - } - -/* Prior to using the dlopen() function, we should decide on the flag - * we send. There's a few different ways of doing this and it's a - * messy venn-diagram to match up which platforms support what. So - * as we don't have autoconf yet, I'm implementing a hack that could - * be hacked further relatively easily to deal with cases as we find - * them. Initially this is to cope with OpenBSD. */ -#if defined(__OpenBSD__) || defined(__NetBSD__) -# ifdef DL_LAZY -# define DLOPEN_FLAG DL_LAZY -# else -# ifdef RTLD_NOW -# define DLOPEN_FLAG RTLD_NOW -# else -# define DLOPEN_FLAG 0 -# endif -# endif -#else -# ifdef OPENSSL_SYS_SUNOS -# define DLOPEN_FLAG 1 -# else -# define DLOPEN_FLAG RTLD_NOW /* Hope this works everywhere else */ -# endif -#endif - -/* For this DSO_METHOD, our meth_data STACK will contain; - * (i) the handle (void*) returned from dlopen(). - */ - -static int dlfcn_load(DSO *dso) - { - void *ptr = NULL; - /* See applicable comments in dso_dl.c */ - char *filename = DSO_convert_filename(dso, NULL); - - if(filename == NULL) - { - DSOerr(DSO_F_DLFCN_LOAD,DSO_R_NO_FILENAME); - goto err; - } - ptr = dlopen(filename, DLOPEN_FLAG); - if(ptr == NULL) - { - DSOerr(DSO_F_DLFCN_LOAD,DSO_R_LOAD_FAILED); - ERR_add_error_data(4, "filename(", filename, "): ", dlerror()); - goto err; - } - if(!sk_push(dso->meth_data, (char *)ptr)) - { - DSOerr(DSO_F_DLFCN_LOAD,DSO_R_STACK_ERROR); - goto err; - } - /* Success */ - dso->loaded_filename = filename; - return(1); -err: - /* Cleanup! */ - if(filename != NULL) - OPENSSL_free(filename); - if(ptr != NULL) - dlclose(ptr); - return(0); -} - -static int dlfcn_unload(DSO *dso) - { - void *ptr; - if(dso == NULL) - { - DSOerr(DSO_F_DLFCN_UNLOAD,ERR_R_PASSED_NULL_PARAMETER); - return(0); - } - if(sk_num(dso->meth_data) < 1) - return(1); - ptr = (void *)sk_pop(dso->meth_data); - if(ptr == NULL) - { - DSOerr(DSO_F_DLFCN_UNLOAD,DSO_R_NULL_HANDLE); - /* Should push the value back onto the stack in - * case of a retry. */ - sk_push(dso->meth_data, (char *)ptr); - return(0); - } - /* For now I'm not aware of any errors associated with dlclose() */ - dlclose(ptr); - return(1); - } - -static void *dlfcn_bind_var(DSO *dso, const char *symname) - { - void *ptr, *sym; - - if((dso == NULL) || (symname == NULL)) - { - DSOerr(DSO_F_DLFCN_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER); - return(NULL); - } - if(sk_num(dso->meth_data) < 1) - { - DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_STACK_ERROR); - return(NULL); - } - ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); - if(ptr == NULL) - { - DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_NULL_HANDLE); - return(NULL); - } - sym = dlsym(ptr, symname); - if(sym == NULL) - { - DSOerr(DSO_F_DLFCN_BIND_VAR,DSO_R_SYM_FAILURE); - ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); - return(NULL); - } - return(sym); - } - -static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname) - { - void *ptr; - DSO_FUNC_TYPE sym, *tsym = &sym; - - if((dso == NULL) || (symname == NULL)) - { - DSOerr(DSO_F_DLFCN_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER); - return(NULL); - } - if(sk_num(dso->meth_data) < 1) - { - DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_STACK_ERROR); - return(NULL); - } - ptr = (void *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); - if(ptr == NULL) - { - DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_NULL_HANDLE); - return(NULL); - } - *(void**)(tsym) = dlsym(ptr, symname); - if(sym == NULL) - { - DSOerr(DSO_F_DLFCN_BIND_FUNC,DSO_R_SYM_FAILURE); - ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); - return(NULL); - } - return(sym); - } - -static char *dlfcn_name_converter(DSO *dso, const char *filename) - { - char *translated; - int len, rsize, transform; - - len = strlen(filename); - rsize = len + 1; - transform = (strstr(filename, "/") == NULL); - if(transform) - { - /* We will convert this to "%s.so" or "lib%s.so" */ - rsize += 3; /* The length of ".so" */ - if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) - rsize += 3; /* The length of "lib" */ - } - translated = OPENSSL_malloc(rsize); - if(translated == NULL) - { - DSOerr(DSO_F_DLFCN_NAME_CONVERTER, - DSO_R_NAME_TRANSLATION_FAILED); - return(NULL); - } - if(transform) - { - if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) - snprintf(translated, rsize, "lib%s.so", filename); - else - snprintf(translated, rsize, "%s.so", filename); - } - else - snprintf(translated, rsize, "%s", filename); - return(translated); - } - -#ifdef OPENSSL_FIPS -static void dlfcn_ref_point(){} - -int DSO_pathbyaddr(void *addr,char *path,int sz) - { - Dl_info dli; - int len; - - if (addr == NULL) - { - union { void(*f)(void); void *p; } t = { dlfcn_ref_point }; - addr = t.p; - } - - if (dladdr(addr,&dli)) - { - len = (int)strlen(dli.dli_fname); - if (sz <= 0) return len+1; - if (len >= sz) len=sz-1; - memcpy(path,dli.dli_fname,len); - path[len++]=0; - return len; - } - - ERR_add_error_data(4, "dlfcn_pathbyaddr(): ", dlerror()); - return -1; - } -#endif -#endif /* DSO_DLFCN */ -- cgit v1.2.3-55-g6feb