diff options
Diffstat (limited to 'crypto/mem_sec.c')
| -rw-r--r-- | crypto/mem_sec.c | 50 |
1 files changed, 23 insertions, 27 deletions
diff --git a/crypto/mem_sec.c b/crypto/mem_sec.c index c4190bed3348..9e0f6702f406 100644 --- a/crypto/mem_sec.c +++ b/crypto/mem_sec.c @@ -20,12 +20,8 @@ #include <string.h> -/* e_os.h includes unistd.h, which defines _POSIX_VERSION */ -#if !defined(OPENSSL_NO_SECURE_MEMORY) && defined(OPENSSL_SYS_UNIX) \ - && ( (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L) \ - || defined(__sun) || defined(__hpux) || defined(__sgi) \ - || defined(__osf__) ) -# define IMPLEMENTED +/* e_os.h defines OPENSSL_SECURE_MEMORY if secure memory can be implemented */ +#ifdef OPENSSL_SECURE_MEMORY # include <stdlib.h> # include <assert.h> # include <unistd.h> @@ -51,7 +47,7 @@ # define MAP_ANON MAP_ANONYMOUS #endif -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY static size_t secure_mem_used; static int secure_mem_initialized; @@ -71,7 +67,7 @@ static int sh_allocated(const char *ptr); int CRYPTO_secure_malloc_init(size_t size, int minsize) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY int ret = 0; if (!secure_mem_initialized) { @@ -89,12 +85,12 @@ int CRYPTO_secure_malloc_init(size_t size, int minsize) return ret; #else return 0; -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } int CRYPTO_secure_malloc_done(void) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY if (secure_mem_used == 0) { sh_done(); secure_mem_initialized = 0; @@ -102,22 +98,22 @@ int CRYPTO_secure_malloc_done(void) sec_malloc_lock = NULL; return 1; } -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ return 0; } int CRYPTO_secure_malloc_initialized(void) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY return secure_mem_initialized; #else return 0; -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } void *CRYPTO_secure_malloc(size_t num, const char *file, int line) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY void *ret; size_t actual_size; @@ -132,12 +128,12 @@ void *CRYPTO_secure_malloc(size_t num, const char *file, int line) return ret; #else return CRYPTO_malloc(num, file, line); -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } void *CRYPTO_secure_zalloc(size_t num, const char *file, int line) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY if (secure_mem_initialized) /* CRYPTO_secure_malloc() zeroes allocations when it is implemented */ return CRYPTO_secure_malloc(num, file, line); @@ -147,7 +143,7 @@ void *CRYPTO_secure_zalloc(size_t num, const char *file, int line) void CRYPTO_secure_free(void *ptr, const char *file, int line) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY size_t actual_size; if (ptr == NULL) @@ -164,13 +160,13 @@ void CRYPTO_secure_free(void *ptr, const char *file, int line) CRYPTO_THREAD_unlock(sec_malloc_lock); #else CRYPTO_free(ptr, file, line); -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } void CRYPTO_secure_clear_free(void *ptr, size_t num, const char *file, int line) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY size_t actual_size; if (ptr == NULL) @@ -191,12 +187,12 @@ void CRYPTO_secure_clear_free(void *ptr, size_t num, return; OPENSSL_cleanse(ptr, num); CRYPTO_free(ptr, file, line); -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } int CRYPTO_secure_allocated(const void *ptr) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY int ret; if (!secure_mem_initialized) @@ -207,21 +203,21 @@ int CRYPTO_secure_allocated(const void *ptr) return ret; #else return 0; -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } size_t CRYPTO_secure_used(void) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY return secure_mem_used; #else return 0; -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ } size_t CRYPTO_secure_actual_size(void *ptr) { -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY size_t actual_size; CRYPTO_THREAD_write_lock(sec_malloc_lock); @@ -239,7 +235,7 @@ size_t CRYPTO_secure_actual_size(void *ptr) /* * SECURE HEAP IMPLEMENTATION */ -#ifdef IMPLEMENTED +#ifdef OPENSSL_SECURE_MEMORY /* @@ -647,4 +643,4 @@ static size_t sh_actual_size(char *ptr) OPENSSL_assert(sh_testbit(ptr, list, sh.bittable)); return sh.arena_size / (ONE << list); } -#endif /* IMPLEMENTED */ +#endif /* OPENSSL_SECURE_MEMORY */ |