xref: /netbsd-src/external/bsd/ntp/dist/include/ssl_applink.c (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: ssl_applink.c,v 1.1.1.1 2009/12/13 16:54:54 kardel Exp $	*/
2 
3 /*
4  * include/ssl_applink.c -- common NTP code for openssl/applink.c
5  *
6  * Each program which uses OpenSSL should include this file in _one_
7  * of its source files and call ssl_applink() before any OpenSSL
8  * functions.
9  */
10 
11 #if defined(OPENSSL) && defined(SYS_WINNT)
12 # ifdef _MSC_VER
13 #  pragma warning(push)
14 #  pragma warning(disable: 4152)
15 # endif
16 # include <openssl/applink.c>
17 # ifdef _MSC_VER
18 #  pragma warning(pop)
19 # endif
20 #endif
21 
22 #if defined(OPENSSL) && defined(_MSC_VER) && defined(_DEBUG)
23 #define WRAP_DBG_MALLOC
24 #endif
25 
26 #ifdef WRAP_DBG_MALLOC
27 void *wrap_dbg_malloc(size_t s, const char *f, int l);
28 void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l);
29 void wrap_dbg_free(void *p);
30 #endif
31 
32 
33 #if defined(OPENSSL) && defined(SYS_WINNT)
34 void ssl_applink(void);
35 
36 void
37 ssl_applink(void)
38 {
39 #ifdef WRAP_DBG_MALLOC
40 	CRYPTO_set_mem_ex_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free);
41 #else
42 	CRYPTO_malloc_init();
43 #endif
44 }
45 #else	/* !OPENSSL || !SYS_WINNT */
46 #define ssl_applink()	do {} while (0)
47 #endif
48 
49 
50 #ifdef WRAP_DBG_MALLOC
51 /*
52  * OpenSSL malloc overriding uses different parameters
53  * for DEBUG malloc/realloc/free (lacking block type).
54  * Simple wrappers convert.
55  */
56 void *wrap_dbg_malloc(size_t s, const char *f, int l)
57 {
58 	void *ret;
59 
60 	ret = _malloc_dbg(s, _NORMAL_BLOCK, f, l);
61 	return ret;
62 }
63 
64 void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l)
65 {
66 	void *ret;
67 
68 	ret = _realloc_dbg(p, s, _NORMAL_BLOCK, f, l);
69 	return ret;
70 }
71 
72 void wrap_dbg_free(void *p)
73 {
74 	_free_dbg(p, _NORMAL_BLOCK);
75 }
76 #endif	/* WRAP_DBG_MALLOC */
77