diff options
Diffstat (limited to 'crypto/dso/dso_win32.c')
-rw-r--r-- | crypto/dso/dso_win32.c | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/crypto/dso/dso_win32.c b/crypto/dso/dso_win32.c deleted file mode 100644 index e7d0a2b..0000000 --- a/crypto/dso/dso_win32.c +++ /dev/null @@ -1,276 +0,0 @@ -/* dso_win32.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). - * - */ - -#include <stdio.h> -#include <string.h> -#include "cryptlib.h" -#include <openssl/dso.h> - -#ifndef WIN32 -DSO_METHOD *DSO_METHOD_win32(void) - { - return NULL; - } -#else - -/* Part of the hack in "win32_load" ... */ -#define DSO_MAX_TRANSLATED_SIZE 256 - -static int win32_load(DSO *dso); -static int win32_unload(DSO *dso); -static void *win32_bind_var(DSO *dso, const char *symname); -static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname); -#if 0 -static int win32_unbind_var(DSO *dso, char *symname, void *symptr); -static int win32_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); -static int win32_init(DSO *dso); -static int win32_finish(DSO *dso); -static long win32_ctrl(DSO *dso, int cmd, long larg, void *parg); -#endif -static char *win32_name_converter(DSO *dso, const char *filename); - -static DSO_METHOD dso_meth_win32 = { - "OpenSSL 'win32' shared library method", - win32_load, - win32_unload, - win32_bind_var, - win32_bind_func, -/* For now, "unbind" doesn't exist */ -#if 0 - NULL, /* unbind_var */ - NULL, /* unbind_func */ -#endif - NULL, /* ctrl */ - win32_name_converter, - NULL, /* init */ - NULL /* finish */ - }; - -DSO_METHOD *DSO_METHOD_win32(void) - { - return(&dso_meth_win32); - } - -/* For this DSO_METHOD, our meth_data STACK will contain; - * (i) a pointer to the handle (HINSTANCE) returned from - * LoadLibrary(), and copied. - */ - -static int win32_load(DSO *dso) - { - HINSTANCE h = NULL, *p = NULL; - /* See applicable comments from dso_dl.c */ - char *filename = DSO_convert_filename(dso, NULL); - - if(filename == NULL) - { - DSOerr(DSO_F_WIN32_LOAD,DSO_R_NO_FILENAME); - goto err; - } - h = LoadLibrary(filename); - if(h == NULL) - { - DSOerr(DSO_F_WIN32_LOAD,DSO_R_LOAD_FAILED); - goto err; - } - p = (HINSTANCE *)OPENSSL_malloc(sizeof(HINSTANCE)); - if(p == NULL) - { - DSOerr(DSO_F_WIN32_LOAD,ERR_R_MALLOC_FAILURE); - goto err; - } - *p = h; - if(!sk_push(dso->meth_data, (char *)p)) - { - DSOerr(DSO_F_WIN32_LOAD,DSO_R_STACK_ERROR); - goto err; - } - /* Success */ - dso->loaded_filename = filename; - return(1); -err: - /* Cleanup !*/ - if(filename != NULL) - OPENSSL_free(filename); - if(p != NULL) - OPENSSL_free(p); - if(h != NULL) - FreeLibrary(h); - return(0); - } - -static int win32_unload(DSO *dso) - { - HINSTANCE *p; - if(dso == NULL) - { - DSOerr(DSO_F_WIN32_UNLOAD,ERR_R_PASSED_NULL_PARAMETER); - return(0); - } - if(sk_num(dso->meth_data) < 1) - return(1); - p = (HINSTANCE *)sk_pop(dso->meth_data); - if(p == NULL) - { - DSOerr(DSO_F_WIN32_UNLOAD,DSO_R_NULL_HANDLE); - return(0); - } - if(!FreeLibrary(*p)) - { - DSOerr(DSO_F_WIN32_UNLOAD,DSO_R_UNLOAD_FAILED); - /* We should push the value back onto the stack in - * case of a retry. */ - sk_push(dso->meth_data, (char *)p); - return(0); - } - /* Cleanup */ - OPENSSL_free(p); - return(1); - } - -/* Using GetProcAddress for variables? TODO: Check this out in - * the Win32 API docs, there's probably a variant for variables. */ -static void *win32_bind_var(DSO *dso, const char *symname) - { - HINSTANCE *ptr; - void *sym; - - if((dso == NULL) || (symname == NULL)) - { - DSOerr(DSO_F_WIN32_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER); - return(NULL); - } - if(sk_num(dso->meth_data) < 1) - { - DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_STACK_ERROR); - return(NULL); - } - ptr = (HINSTANCE *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); - if(ptr == NULL) - { - DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_NULL_HANDLE); - return(NULL); - } - sym = GetProcAddress(*ptr, symname); - if(sym == NULL) - { - DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_SYM_FAILURE); - return(NULL); - } - return(sym); - } - -static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname) - { - HINSTANCE *ptr; - void *sym; - - if((dso == NULL) || (symname == NULL)) - { - DSOerr(DSO_F_WIN32_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER); - return(NULL); - } - if(sk_num(dso->meth_data) < 1) - { - DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_STACK_ERROR); - return(NULL); - } - ptr = (HINSTANCE *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); - if(ptr == NULL) - { - DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_NULL_HANDLE); - return(NULL); - } - sym = GetProcAddress(*ptr, symname); - if(sym == NULL) - { - DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_SYM_FAILURE); - return(NULL); - } - return((DSO_FUNC_TYPE)sym); - } - -static char *win32_name_converter(DSO *dso, const char *filename) - { - char *translated; - int len, transform; - - len = strlen(filename); - transform = ((strstr(filename, "/") == NULL) && - (strstr(filename, "\\") == NULL) && - (strstr(filename, ":") == NULL)); - if(transform) - /* We will convert this to "%s.dll" */ - translated = OPENSSL_malloc(len + 5); - else - /* We will simply duplicate filename */ - translated = OPENSSL_malloc(len + 1); - if(translated == NULL) - { - DSOerr(DSO_F_WIN32_NAME_CONVERTER, - DSO_R_NAME_TRANSLATION_FAILED); - return(NULL); - } - if(transform) - sprintf(translated, "%s.dll", filename); - else - sprintf(translated, "%s", filename); - return(translated); - } - -#endif /* WIN32 */ |