1 /* $NetBSD: ssl_applink.c,v 1.5 2017/04/13 20:17:41 christos 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 # ifndef OPENSSL_NO_AUTOLINK 16 # include "msvc_ssl_autolib.h" 17 # endif 18 # endif 19 # if OPENSSL_VERSION_NUMBER < 0x10100000L 20 # include <openssl/applink.c> 21 # endif 22 # ifdef _MSC_VER 23 # pragma warning(pop) 24 # endif 25 #endif 26 27 #if defined(OPENSSL) && defined(_MSC_VER) && defined(_DEBUG) 28 #define WRAP_DBG_MALLOC 29 #endif 30 31 #ifdef WRAP_DBG_MALLOC 32 void *wrap_dbg_malloc(size_t s, const char *f, int l); 33 void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l); 34 void wrap_dbg_free(void *p); 35 void wrap_dbg_free_ex(void *p, const char *f, int l); 36 #endif 37 38 39 #if defined(OPENSSL) && defined(SYS_WINNT) 40 41 void ssl_applink(void); 42 43 void 44 ssl_applink(void) 45 { 46 #if OPENSSL_VERSION_NUMBER >= 0x10100000L 47 # ifdef WRAP_DBG_MALLOC 48 CRYPTO_set_mem_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free_ex); 49 # else 50 OPENSSL_malloc_init(); 51 # endif 52 #else 53 # ifdef WRAP_DBG_MALLOC 54 CRYPTO_set_mem_ex_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free); 55 # else 56 CRYPTO_malloc_init(); 57 # endif 58 #endif /* OpenSSL version cascade */ 59 } 60 #else /* !OPENSSL || !SYS_WINNT */ 61 #define ssl_applink() do {} while (0) 62 #endif 63 64 65 #ifdef WRAP_DBG_MALLOC 66 /* 67 * OpenSSL malloc overriding uses different parameters 68 * for DEBUG malloc/realloc/free (lacking block type). 69 * Simple wrappers convert. 70 */ 71 void *wrap_dbg_malloc(size_t s, const char *f, int l) 72 { 73 void *ret; 74 75 ret = _malloc_dbg(s, _NORMAL_BLOCK, f, l); 76 return ret; 77 } 78 79 void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l) 80 { 81 void *ret; 82 83 ret = _realloc_dbg(p, s, _NORMAL_BLOCK, f, l); 84 return ret; 85 } 86 87 void wrap_dbg_free(void *p) 88 { 89 _free_dbg(p, _NORMAL_BLOCK); 90 } 91 92 void wrap_dbg_free_ex(void *p, const char *f, int l) 93 { 94 (void)f; 95 (void)l; 96 _free_dbg(p, _NORMAL_BLOCK); 97 } 98 #endif /* WRAP_DBG_MALLOC */ 99