| /* dso_beos.c */ |
| /* |
| * Written by Marcin Konicki (ahwayakchih@neoni.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> |
| |
| #if !defined(OPENSSL_SYS_BEOS) |
| DSO_METHOD *DSO_METHOD_beos(void) |
| { |
| return NULL; |
| } |
| #else |
| |
| # include <kernel/image.h> |
| |
| static int beos_load(DSO *dso); |
| static int beos_unload(DSO *dso); |
| static void *beos_bind_var(DSO *dso, const char *symname); |
| static DSO_FUNC_TYPE beos_bind_func(DSO *dso, const char *symname); |
| # if 0 |
| static int beos_unbind_var(DSO *dso, char *symname, void *symptr); |
| static int beos_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); |
| static int beos_init(DSO *dso); |
| static int beos_finish(DSO *dso); |
| static long beos_ctrl(DSO *dso, int cmd, long larg, void *parg); |
| # endif |
| static char *beos_name_converter(DSO *dso, const char *filename); |
| |
| static DSO_METHOD dso_meth_beos = { |
| "OpenSSL 'beos' shared library method", |
| beos_load, |
| beos_unload, |
| beos_bind_var, |
| beos_bind_func, |
| /* For now, "unbind" doesn't exist */ |
| # if 0 |
| NULL, /* unbind_var */ |
| NULL, /* unbind_func */ |
| # endif |
| NULL, /* ctrl */ |
| beos_name_converter, |
| NULL, /* init */ |
| NULL /* finish */ |
| }; |
| |
| DSO_METHOD *DSO_METHOD_beos(void) |
| { |
| return (&dso_meth_beos); |
| } |
| |
| /* |
| * For this DSO_METHOD, our meth_data STACK will contain; (i) a pointer to |
| * the handle (image_id) returned from load_add_on(). |
| */ |
| |
| static int beos_load(DSO *dso) |
| { |
| image_id id; |
| /* See applicable comments from dso_dl.c */ |
| char *filename = DSO_convert_filename(dso, NULL); |
| |
| if (filename == NULL) { |
| DSOerr(DSO_F_BEOS_LOAD, DSO_R_NO_FILENAME); |
| goto err; |
| } |
| id = load_add_on(filename); |
| if (id < 1) { |
| DSOerr(DSO_F_BEOS_LOAD, DSO_R_LOAD_FAILED); |
| ERR_add_error_data(3, "filename(", filename, ")"); |
| goto err; |
| } |
| if (!sk_push(dso->meth_data, (char *)id)) { |
| DSOerr(DSO_F_BEOS_LOAD, DSO_R_STACK_ERROR); |
| goto err; |
| } |
| /* Success */ |
| dso->loaded_filename = filename; |
| return (1); |
| err: |
| /* Cleanup ! */ |
| if (filename != NULL) |
| OPENSSL_free(filename); |
| if (id > 0) |
| unload_add_on(id); |
| return (0); |
| } |
| |
| static int beos_unload(DSO *dso) |
| { |
| image_id id; |
| if (dso == NULL) { |
| DSOerr(DSO_F_BEOS_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); |
| return (0); |
| } |
| if (sk_num(dso->meth_data) < 1) |
| return (1); |
| id = (image_id) sk_pop(dso->meth_data); |
| if (id < 1) { |
| DSOerr(DSO_F_BEOS_UNLOAD, DSO_R_NULL_HANDLE); |
| return (0); |
| } |
| if (unload_add_on(id) != B_OK) { |
| DSOerr(DSO_F_BEOS_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 *)id); |
| return (0); |
| } |
| return (1); |
| } |
| |
| static void *beos_bind_var(DSO *dso, const char *symname) |
| { |
| image_id id; |
| void *sym; |
| |
| if ((dso == NULL) || (symname == NULL)) { |
| DSOerr(DSO_F_BEOS_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); |
| return (NULL); |
| } |
| if (sk_num(dso->meth_data) < 1) { |
| DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_STACK_ERROR); |
| return (NULL); |
| } |
| id = (image_id) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); |
| if (id < 1) { |
| DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_NULL_HANDLE); |
| return (NULL); |
| } |
| if (get_image_symbol(id, symname, B_SYMBOL_TYPE_DATA, &sym) != B_OK) { |
| DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_SYM_FAILURE); |
| ERR_add_error_data(3, "symname(", symname, ")"); |
| return (NULL); |
| } |
| return (sym); |
| } |
| |
| static DSO_FUNC_TYPE beos_bind_func(DSO *dso, const char *symname) |
| { |
| image_id id; |
| void *sym; |
| |
| if ((dso == NULL) || (symname == NULL)) { |
| DSOerr(DSO_F_BEOS_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); |
| return (NULL); |
| } |
| if (sk_num(dso->meth_data) < 1) { |
| DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_STACK_ERROR); |
| return (NULL); |
| } |
| id = (image_id) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); |
| if (id < 1) { |
| DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_NULL_HANDLE); |
| return (NULL); |
| } |
| if (get_image_symbol(id, symname, B_SYMBOL_TYPE_TEXT, &sym) != B_OK) { |
| DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_SYM_FAILURE); |
| ERR_add_error_data(3, "symname(", symname, ")"); |
| return (NULL); |
| } |
| return ((DSO_FUNC_TYPE)sym); |
| } |
| |
| /* This one is the same as the one in dlfcn */ |
| static char *beos_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_BEOS_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED); |
| return (NULL); |
| } |
| if (transform) { |
| if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) |
| sprintf(translated, "lib%s.so", filename); |
| else |
| sprintf(translated, "%s.so", filename); |
| } else |
| sprintf(translated, "%s", filename); |
| return (translated); |
| } |
| |
| #endif |