Deprecate BIO_sock_cleanup() and make it a no-op

BIO_sock_cleanup() should not be called expicitly - we should leave
auto-deinit to clean this up instead.
Reviewed-by: NTim Hudson <tjh@openssl.org>
Reviewed-by: NRichard Levitte <levitte@openssl.org>

crypto/bio/b_sock.c

@@ -205,7 +205,7 @@ int BIO_sock_init(void)
     return (1);
 }
 
-void BIO_sock_cleanup(void)
+void bio_sock_cleanup_intern(void)
 {
 # ifdef OPENSSL_SYS_WINDOWS
     if (wsa_init_done) {

crypto/init.c

@@ -59,6 +59,7 @@
 #include <internal/cryptlib_int.h>
 #include <openssl/err.h>
 #include <internal/rand.h>
+#include <internal/bio.h>
 #include <openssl/evp.h>
 #include <internal/evp_int.h>
 #include <internal/conf.h>
@@ -463,7 +464,7 @@ void OPENSSL_cleanup(void)
     fprintf(stderr, "OPENSSL_INIT: OPENSSL_cleanup: "
                     "crypto_cleanup_all_ex_data_intern()\n");
     fprintf(stderr, "OPENSSL_INIT: OPENSSL_cleanup: "
-                    "BIO_sock_cleanup()\n");
+                    "bio_sock_cleanup_intern()\n");
     fprintf(stderr, "OPENSSL_INIT: OPENSSL_cleanup: "
                     "EVP_cleanup()\n");
     fprintf(stderr, "OPENSSL_INIT: OPENSSL_cleanup: "
@@ -485,7 +486,7 @@ void OPENSSL_cleanup(void)
 #endif
     crypto_cleanup_all_ex_data_intern();
 #ifndef OPENSSL_NO_SOCK
-    BIO_sock_cleanup();
+    bio_sock_cleanup_intern();
 #endif
     EVP_cleanup();
     OBJ_cleanup();

include/internal/bio.h

@@ -67,5 +67,4 @@ struct bio_method_st {
     long (*callback_ctrl) (BIO *, int, bio_info_cb *);
 };
 
-
-
+void bio_sock_cleanup_intern(void);

include/openssl/bio.h

@@ -695,7 +695,9 @@ int BIO_sock_error(int sock);
 int BIO_socket_ioctl(int fd, long type, void *arg);
 int BIO_socket_nbio(int fd, int mode);
 int BIO_sock_init(void);
-void BIO_sock_cleanup(void);
+#if OPENSSL_API_COMPAT < 0x10100000L
+# define BIO_sock_cleanup()
+#endif
 int BIO_set_tcp_ndelay(int sock, int turn_on);
 
 DEPRECATEDIN_1_1_0(struct hostent *BIO_gethostbyname(const char *name))