1 /* 2 * include/ssl_applink.c -- common NTP code for openssl/applink.c 3 * 4 * Each program which uses OpenSSL should include this file in _one_ 5 * of its source files and call ssl_applink() before any OpenSSL 6 * functions. 7 */ 8 9 #if defined(OPENSSL) && defined(SYS_WINNT) 10 # ifdef _MSC_VER 11 # pragma warning(push) 12 # pragma warning(disable: 4152) 13 # ifndef OPENSSL_NO_AUTOLINK 14 # include "msvc_ssl_autolib.h" 15 # endif 16 # endif 17 # if OPENSSL_VERSION_NUMBER < 0x10100000L || OPENSSL_VERSION_NUMBER >= 0x10101000L 18 # include <openssl/applink.c> 19 # endif 20 # ifdef _MSC_VER 21 # pragma warning(pop) 22 # endif 23 #endif 24 25 #if defined(OPENSSL) && defined(_MSC_VER) && defined(_DEBUG) 26 #define WRAP_DBG_MALLOC 27 #endif 28 29 #ifdef WRAP_DBG_MALLOC 30 static void *wrap_dbg_malloc(size_t s, const char *f, int l); 31 static void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l); 32 static void wrap_dbg_free(void *p); 33 static void wrap_dbg_free_ex(void *p, const char *f, int l); 34 #endif 35 36 37 #if defined(OPENSSL) && defined(SYS_WINNT) 38 39 void ssl_applink(void); 40 41 void 42 ssl_applink(void) 43 { 44 #if OPENSSL_VERSION_NUMBER >= 0x10100000L 45 46 # ifdef WRAP_DBG_MALLOC 47 CRYPTO_set_mem_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free_ex); 48 # else 49 OPENSSL_malloc_init(); 50 # endif 51 52 # else 53 54 # ifdef WRAP_DBG_MALLOC 55 CRYPTO_set_mem_ex_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free); 56 # else 57 CRYPTO_malloc_init(); 58 # endif 59 60 #endif /* OpenSSL version cascade */ 61 } 62 #else /* !OPENSSL || !SYS_WINNT */ 63 #define ssl_applink() do {} while (0) 64 #endif 65 66 67 #ifdef WRAP_DBG_MALLOC 68 /* 69 * OpenSSL malloc overriding uses different parameters 70 * for DEBUG malloc/realloc/free (lacking block type). 71 * Simple wrappers convert. 72 */ 73 static void *wrap_dbg_malloc(size_t s, const char *f, int l) 74 { 75 void *ret; 76 77 ret = _malloc_dbg(s, _NORMAL_BLOCK, f, l); 78 return ret; 79 } 80 81 static void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l) 82 { 83 void *ret; 84 85 ret = _realloc_dbg(p, s, _NORMAL_BLOCK, f, l); 86 return ret; 87 } 88 89 static void wrap_dbg_free(void *p) 90 { 91 _free_dbg(p, _NORMAL_BLOCK); 92 } 93 94 static void wrap_dbg_free_ex(void *p, const char *f, int l) 95 { 96 (void)f; 97 (void)l; 98 _free_dbg(p, _NORMAL_BLOCK); 99 } 100 #endif /* WRAP_DBG_MALLOC */ 101