diff options
Diffstat (limited to 'openssl/crypto/dso/dso_beos.c')
| -rw-r--r-- | openssl/crypto/dso/dso_beos.c | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/openssl/crypto/dso/dso_beos.c b/openssl/crypto/dso/dso_beos.c new file mode 100644 index 000000000..553966e69 --- /dev/null +++ b/openssl/crypto/dso/dso_beos.c @@ -0,0 +1,270 @@ +/* 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 |