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105 lines
2.3 KiB
C
105 lines
2.3 KiB
C
/*
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* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include <assert.h>
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#include <string.h>
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#include <stdlib.h>
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#include <openssl/crypto.h>
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static long sargl;
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static void *sargp;
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static int sidx;
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static void exnew(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
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int idx, long argl, void *argp)
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{
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assert(idx == sidx);
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assert(argl == sargl);
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assert(argp == sargp);
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}
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static int exdup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
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void *from_d, int idx, long argl, void *argp)
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{
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assert(idx == sidx);
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assert(argl == sargl);
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assert(argp == sargp);
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return 0;
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}
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static void exfree(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
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int idx, long argl, void *argp)
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{
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assert(idx == sidx);
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assert(argl == sargl);
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assert(argp == sargp);
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}
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typedef struct myobj_st {
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CRYPTO_EX_DATA ex_data;
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int id;
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} MYOBJ;
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static MYOBJ *MYOBJ_new()
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{
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static int count = 0;
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MYOBJ *obj = OPENSSL_malloc(sizeof(*obj));
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int st;
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obj->id = ++count;
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st = CRYPTO_new_ex_data(CRYPTO_EX_INDEX_APP, obj, &obj->ex_data);
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assert(st != 0);
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return obj;
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}
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static void MYOBJ_sethello(MYOBJ *obj, char *cp)
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{
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int st;
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st = CRYPTO_set_ex_data(&obj->ex_data, sidx, cp);
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assert(st != 0);
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}
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static char *MYOBJ_gethello(MYOBJ *obj)
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{
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return CRYPTO_get_ex_data(&obj->ex_data, sidx);
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}
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static void MYOBJ_free(MYOBJ *obj)
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{
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CRYPTO_free_ex_data(CRYPTO_EX_INDEX_APP, obj, &obj->ex_data);
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OPENSSL_free(obj);
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}
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int main()
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{
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MYOBJ *t1, *t2;
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const char *cp;
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char *p;
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p = strdup("hello world");
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sargl = 21;
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sargp = malloc(1);
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sidx = CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_APP, sargl, sargp,
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exnew, exdup, exfree);
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t1 = MYOBJ_new();
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t2 = MYOBJ_new();
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MYOBJ_sethello(t1, p);
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cp = MYOBJ_gethello(t1);
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assert(cp == p);
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cp = MYOBJ_gethello(t2);
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assert(cp == NULL);
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MYOBJ_free(t1);
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MYOBJ_free(t2);
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free(sargp);
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free(p);
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return 0;
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}
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