From e6390acac925f952cfd06ccdbba0b273b8f71551 Mon Sep 17 00:00:00 2001 From: Rich Salz Date: Tue, 21 Jul 2015 10:06:03 -0400 Subject: ex_data part 2: doc fixes and CRYPTO_free_ex_index. Add CRYPTO_free_ex_index (for shared libraries) Unify and complete the documentation for all "ex_data" API's and objects. Replace xxx_get_ex_new_index functions with a macro. Added an exdata test. Renamed the ex_data internal datatypes. Reviewed-by: Matt Caswell --- test/exdatatest.c | 148 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 test/exdatatest.c (limited to 'test/exdatatest.c') diff --git a/test/exdatatest.c b/test/exdatatest.c new file mode 100644 index 0000000000..96105bbf4f --- /dev/null +++ b/test/exdatatest.c @@ -0,0 +1,148 @@ +/* ==================================================================== + * Copyright (c) 2015 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 + * openssl-core@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 +#include +#include +#include +#include + +static long sargl; +static void *sargp; +static int sidx; + +static void exnew(void *parent, void *ptr, CRYPTO_EX_DATA *ad, + int idx, long argl, void *argp) +{ + assert(idx == sidx); + assert(argl == sargl); + assert(argp == sargp); +} + +static int exdup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from, + void *from_d, int idx, long argl, void *argp) +{ + assert(idx == sidx); + assert(argl == sargl); + assert(argp == sargp); + return 0; +} + +static void exfree(void *parent, void *ptr, CRYPTO_EX_DATA *ad, + int idx, long argl, void *argp) +{ + assert(idx == sidx); + assert(argl == sargl); + assert(argp == sargp); +} + +typedef struct myobj_st { + CRYPTO_EX_DATA ex_data; + int id; +} MYOBJ; + +static MYOBJ *MYOBJ_new() +{ + static int count = 0; + MYOBJ *obj = OPENSSL_malloc(sizeof(*obj)); + int st; + + obj->id = ++count; + st = CRYPTO_new_ex_data(CRYPTO_EX_INDEX_APP, obj, &obj->ex_data); + assert(st != 0); + return obj; +} + +static void MYOBJ_sethello(MYOBJ *obj, char *cp) +{ + int st; + + st = CRYPTO_set_ex_data(&obj->ex_data, sidx, cp); + assert(st != 0); +} + +static char *MYOBJ_gethello(MYOBJ *obj) +{ + return CRYPTO_get_ex_data(&obj->ex_data, sidx); +} + +static void MYOBJ_free(MYOBJ *obj) +{ + CRYPTO_free_ex_data(CRYPTO_EX_INDEX_APP, obj, &obj->ex_data); + OPENSSL_free(obj); +} + +int main() +{ + MYOBJ *t1, *t2; + const char *cp; + char *p; + + p = strdup("hello world"); + sargl = 21; + sargp = malloc(1); + sidx = CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_APP, sargl, sargp, + exnew, exdup, exfree); + t1 = MYOBJ_new(); + t2 = MYOBJ_new(); + MYOBJ_sethello(t1, p); + cp = MYOBJ_gethello(t1); + assert(cp == p); + cp = MYOBJ_gethello(t2); + assert(cp == NULL); + MYOBJ_free(t1); + MYOBJ_free(t2); + free(sargp); + free(p); + return 0; +} -- cgit v1.2.3