external/bsd/ntp/dist/include/ssl_applink.c

   1 /*      $NetBSD$        */
   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 */