Tidy up CRYPTO_EX_DATA structures.

31 files changed, 252 insertions, 218 deletions

diff --git a/crypto/Makefile.ssl b/crypto/Makefile.ssl
index ae4c45ee0c..1fb4112f1e 100644
--- a/crypto/Makefile.ssl
+++ b/crypto/Makefile.ssl
@@ -156,34 +156,40 @@ dclean:
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
 cpt_err.o: ../include/openssl/crypto.h ../include/openssl/err.h
-cpt_err.o: ../include/openssl/opensslv.h ../include/openssl/stack.h
+cpt_err.o: ../include/openssl/opensslv.h ../include/openssl/safestack.h
+cpt_err.o: ../include/openssl/stack.h
 cryptlib.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 cryptlib.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 cryptlib.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 cryptlib.o: ../include/openssl/opensslconf.h ../include/openssl/opensslv.h
-cryptlib.o: ../include/openssl/stack.h cryptlib.h
+cryptlib.o: ../include/openssl/safestack.h ../include/openssl/stack.h
+cryptlib.o: cryptlib.h
 cversion.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 cversion.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 cversion.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 cversion.o: ../include/openssl/opensslconf.h ../include/openssl/opensslv.h
-cversion.o: ../include/openssl/stack.h buildinf.h cryptlib.h
+cversion.o: ../include/openssl/safestack.h ../include/openssl/stack.h
+cversion.o: buildinf.h cryptlib.h
 ex_data.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 ex_data.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 ex_data.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 ex_data.o: ../include/openssl/lhash.h ../include/openssl/opensslconf.h
-ex_data.o: ../include/openssl/opensslv.h ../include/openssl/stack.h cryptlib.h
+ex_data.o: ../include/openssl/opensslv.h ../include/openssl/safestack.h
+ex_data.o: ../include/openssl/stack.h cryptlib.h
 mem.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 mem.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 mem.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 mem.o: ../include/openssl/opensslconf.h ../include/openssl/opensslv.h
-mem.o: ../include/openssl/stack.h cryptlib.h
+mem.o: ../include/openssl/safestack.h ../include/openssl/stack.h cryptlib.h
 mem_dbg.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 mem_dbg.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 mem_dbg.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 mem_dbg.o: ../include/openssl/lhash.h ../include/openssl/opensslconf.h
-mem_dbg.o: ../include/openssl/opensslv.h ../include/openssl/stack.h cryptlib.h
+mem_dbg.o: ../include/openssl/opensslv.h ../include/openssl/safestack.h
+mem_dbg.o: ../include/openssl/stack.h cryptlib.h
 tmdiff.o: ../include/openssl/bio.h ../include/openssl/buffer.h
 tmdiff.o: ../include/openssl/crypto.h ../include/openssl/e_os.h
 tmdiff.o: ../include/openssl/e_os2.h ../include/openssl/err.h
 tmdiff.o: ../include/openssl/opensslconf.h ../include/openssl/opensslv.h
-tmdiff.o: ../include/openssl/stack.h ../include/openssl/tmdiff.h cryptlib.h
+tmdiff.o: ../include/openssl/safestack.h ../include/openssl/stack.h
+tmdiff.o: ../include/openssl/tmdiff.h cryptlib.h
diff --git a/crypto/asn1/Makefile.ssl b/crypto/asn1/Makefile.ssl
index 74f057b5e3..b119a6aba3 100644
--- a/crypto/asn1/Makefile.ssl
+++ b/crypto/asn1/Makefile.ssl
@@ -853,7 +853,8 @@ t_pkey.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
 t_pkey.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 t_pkey.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 t_pkey.o: ../../include/openssl/opensslv.h ../../include/openssl/rsa.h
-t_pkey.o: ../../include/openssl/stack.h ../cryptlib.h
+t_pkey.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+t_pkey.o: ../cryptlib.h
 t_req.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
 t_req.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
 t_req.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
diff --git a/crypto/asn1/x_x509.c b/crypto/asn1/x_x509.c
index ee3213045e..ee74bc9a2d 100644
--- a/crypto/asn1/x_x509.c
+++ b/crypto/asn1/x_x509.c
@@ -63,7 +63,7 @@
 #include <openssl/x509.h>
 
 static int x509_meth_num = 0;
-static STACK *x509_meth = NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_meth = NULL;
 
 static ASN1_METHOD meth={
 	(int (*)())  i2d_X509,
@@ -122,7 +122,7 @@ X509 *X509_new(void)
 	M_ASN1_New(ret->cert_info,X509_CINF_new);
 	M_ASN1_New(ret->sig_alg,X509_ALGOR_new);
 	M_ASN1_New(ret->signature,M_ASN1_BIT_STRING_new);
-	CRYPTO_new_ex_data(x509_meth, (char *)ret, &ret->ex_data);
+	CRYPTO_new_ex_data(x509_meth, ret, &ret->ex_data);
 	return(ret);
 	M_ASN1_New_Error(ASN1_F_X509_NEW);
 	}
@@ -146,7 +146,7 @@ void X509_free(X509 *a)
 		}
 #endif
 
-	CRYPTO_free_ex_data(x509_meth,(char *)a,&a->ex_data);
+	CRYPTO_free_ex_data(x509_meth,a,&a->ex_data);
 	X509_CINF_free(a->cert_info);
 	X509_ALGOR_free(a->sig_alg);
 	M_ASN1_BIT_STRING_free(a->signature);
@@ -156,20 +156,20 @@ void X509_free(X509 *a)
 	Free((char *)a);
 	}
 
-int X509_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
         {
 	x509_meth_num++;
 	return(CRYPTO_get_ex_new_index(x509_meth_num-1,
 		&x509_meth,argl,argp,new_func,dup_func,free_func));
         }
 
-int X509_set_ex_data(X509 *r, int idx, char *arg)
+int X509_set_ex_data(X509 *r, int idx, void *arg)
 	{
 	return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
 	}
 
-char *X509_get_ex_data(X509 *r, int idx)
+void *X509_get_ex_data(X509 *r, int idx)
 	{
 	return(CRYPTO_get_ex_data(&r->ex_data,idx));
 	}
diff --git a/crypto/bio/Makefile.ssl b/crypto/bio/Makefile.ssl
index f54c7ee1f0..b8ef2d9cae 100644
--- a/crypto/bio/Makefile.ssl
+++ b/crypto/bio/Makefile.ssl
@@ -90,17 +90,20 @@ b_dump.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 b_dump.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 b_dump.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 b_dump.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-b_dump.o: ../../include/openssl/stack.h ../cryptlib.h
+b_dump.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+b_dump.o: ../cryptlib.h
 b_print.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 b_print.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 b_print.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 b_print.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-b_print.o: ../../include/openssl/stack.h ../cryptlib.h
+b_print.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+b_print.o: ../cryptlib.h
 b_sock.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 b_sock.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 b_sock.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 b_sock.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-b_sock.o: ../../include/openssl/stack.h ../cryptlib.h
+b_sock.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+b_sock.o: ../cryptlib.h
 bf_buff.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
 bf_buff.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
 bf_buff.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
@@ -151,60 +154,65 @@ bio_cb.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bio_cb.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bio_cb.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bio_cb.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-bio_cb.o: ../../include/openssl/stack.h ../cryptlib.h
+bio_cb.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bio_cb.o: ../cryptlib.h
 bio_err.o: ../../include/openssl/bio.h ../../include/openssl/crypto.h
 bio_err.o: ../../include/openssl/err.h ../../include/openssl/opensslv.h
-bio_err.o: ../../include/openssl/stack.h
+bio_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
 bio_lib.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bio_lib.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bio_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bio_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-bio_lib.o: ../../include/openssl/stack.h ../cryptlib.h
+bio_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bio_lib.o: ../cryptlib.h
 bss_acpt.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_acpt.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_acpt.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_acpt.o: ../../include/openssl/opensslconf.h
-bss_acpt.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bss_acpt.o: ../cryptlib.h
+bss_acpt.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bss_acpt.o: ../../include/openssl/stack.h ../cryptlib.h
 bss_bio.o: ../../include/openssl/bio.h ../../include/openssl/crypto.h
 bss_bio.o: ../../include/openssl/err.h ../../include/openssl/opensslv.h
-bss_bio.o: ../../include/openssl/stack.h
+bss_bio.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
 bss_conn.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_conn.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_conn.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_conn.o: ../../include/openssl/opensslconf.h
-bss_conn.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bss_conn.o: ../cryptlib.h
+bss_conn.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bss_conn.o: ../../include/openssl/stack.h ../cryptlib.h
 bss_fd.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_fd.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_fd.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_fd.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-bss_fd.o: ../../include/openssl/stack.h ../cryptlib.h bss_sock.c
+bss_fd.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bss_fd.o: ../cryptlib.h bss_sock.c
 bss_file.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_file.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_file.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_file.o: ../../include/openssl/opensslconf.h
-bss_file.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bss_file.o: ../cryptlib.h
+bss_file.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bss_file.o: ../../include/openssl/stack.h ../cryptlib.h
 bss_log.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_log.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_log.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_log.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-bss_log.o: ../../include/openssl/stack.h ../cryptlib.h
+bss_log.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bss_log.o: ../cryptlib.h
 bss_mem.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_mem.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_mem.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_mem.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-bss_mem.o: ../../include/openssl/stack.h ../cryptlib.h
+bss_mem.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bss_mem.o: ../cryptlib.h
 bss_null.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_null.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_null.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_null.o: ../../include/openssl/opensslconf.h
-bss_null.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bss_null.o: ../cryptlib.h
+bss_null.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bss_null.o: ../../include/openssl/stack.h ../cryptlib.h
 bss_sock.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 bss_sock.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 bss_sock.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 bss_sock.o: ../../include/openssl/opensslconf.h
-bss_sock.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bss_sock.o: ../cryptlib.h
+bss_sock.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bss_sock.o: ../../include/openssl/stack.h ../cryptlib.h
diff --git a/crypto/bio/bio.h b/crypto/bio/bio.h
index 31264598d3..c81b64a0f3 100644
--- a/crypto/bio/bio.h
+++ b/crypto/bio/bio.h
@@ -334,7 +334,7 @@ typedef struct bio_f_buffer_ctx_struct
 #define BIO_C_RESET_READ_REQUEST		147
 
 
-#define BIO_set_app_data(s,arg)		BIO_set_ex_data(s,0,(char *)arg)
+#define BIO_set_app_data(s,arg)		BIO_set_ex_data(s,0,arg)
 #define BIO_get_app_data(s)		BIO_get_ex_data(s,0)
 
 /* BIO_s_connect() and BIO_s_socks4a_connect() */
@@ -478,10 +478,10 @@ int BIO_ctrl_reset_read_request(BIO *b);
 /* These two aren't currently implemented */
 /* int BIO_get_ex_num(BIO *bio); */
 /* void BIO_set_ex_free_func(BIO *bio,int idx,void (*cb)()); */
-int BIO_set_ex_data(BIO *bio,int idx,char *data);
-char *BIO_get_ex_data(BIO *bio,int idx);
-int BIO_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	int (*dup_func)(), void (*free_func)());
+int BIO_set_ex_data(BIO *bio,int idx,void *data);
+void *BIO_get_ex_data(BIO *bio,int idx);
+int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
 unsigned long BIO_number_read(BIO *bio);
 unsigned long BIO_number_written(BIO *bio);
 
diff --git a/crypto/bio/bio_lib.c b/crypto/bio/bio_lib.c
index ba374be13b..ae225da986 100644
--- a/crypto/bio/bio_lib.c
+++ b/crypto/bio/bio_lib.c
@@ -63,7 +63,7 @@
 #include <openssl/bio.h>
 #include <openssl/stack.h>
 
-static STACK *bio_meth=NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *bio_meth=NULL;
 static int bio_meth_num=0;
 
 BIO *BIO_new(BIO_METHOD *method)
@@ -100,7 +100,7 @@ int BIO_set(BIO *bio, BIO_METHOD *method)
 	bio->references=1;
 	bio->num_read=0L;
 	bio->num_write=0L;
-	CRYPTO_new_ex_data(bio_meth,(char *)bio,&bio->ex_data);
+	CRYPTO_new_ex_data(bio_meth,bio,&bio->ex_data);
 	if (method->create != NULL)
 		if (!method->create(bio))
 			return(0);
@@ -129,7 +129,7 @@ int BIO_free(BIO *a)
 		((i=(int)a->callback(a,BIO_CB_FREE,NULL,0,0L,1L)) <= 0))
 			return(i);
 
-	CRYPTO_free_ex_data(bio_meth,(char *)a,&a->ex_data);
+	CRYPTO_free_ex_data(bio_meth,a,&a->ex_data);
 
 	if ((a->method == NULL) || (a->method->destroy == NULL)) return(1);
 	ret=a->method->destroy(a);
@@ -476,20 +476,20 @@ void BIO_copy_next_retry(BIO *b)
 	b->retry_reason=b->next_bio->retry_reason;
 	}
 
-int BIO_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
 	{
 	bio_meth_num++;
 	return(CRYPTO_get_ex_new_index(bio_meth_num-1,&bio_meth,
 		argl,argp,new_func,dup_func,free_func));
 	}
 
-int BIO_set_ex_data(BIO *bio, int idx, char *data)
+int BIO_set_ex_data(BIO *bio, int idx, void *data)
 	{
 	return(CRYPTO_set_ex_data(&(bio->ex_data),idx,data));
 	}
 
-char *BIO_get_ex_data(BIO *bio, int idx)
+void *BIO_get_ex_data(BIO *bio, int idx)
 	{
 	return(CRYPTO_get_ex_data(&(bio->ex_data),idx));
 	}
diff --git a/crypto/bn/Makefile.ssl b/crypto/bn/Makefile.ssl
index 053b2f9b22..3427f9fa35 100644
--- a/crypto/bn/Makefile.ssl
+++ b/crypto/bn/Makefile.ssl
@@ -171,109 +171,111 @@ bn_add.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_add.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_add.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_add.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_add.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_add.o: ../cryptlib.h bn_lcl.h
+bn_add.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_add.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_asm.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_asm.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_asm.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_asm.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_asm.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_asm.o: ../cryptlib.h bn_lcl.h
+bn_asm.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_asm.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_blind.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_blind.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_blind.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_blind.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_blind.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_blind.o: ../cryptlib.h bn_lcl.h
+bn_blind.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_blind.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_div.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_div.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_div.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_div.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_div.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_div.o: ../cryptlib.h bn_lcl.h
+bn_div.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_div.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_err.o: ../../include/openssl/bn.h ../../include/openssl/err.h
 bn_err.o: ../../include/openssl/opensslconf.h
 bn_exp.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_exp.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_exp.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_exp.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_exp.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_exp.o: ../cryptlib.h bn_lcl.h
+bn_exp.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_exp.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_exp2.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_exp2.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_exp2.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_exp2.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_exp2.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_exp2.o: ../cryptlib.h bn_lcl.h
+bn_exp2.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_exp2.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_gcd.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_gcd.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_gcd.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_gcd.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_gcd.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_gcd.o: ../cryptlib.h bn_lcl.h
+bn_gcd.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_gcd.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_lib.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_lib.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_lib.o: ../cryptlib.h bn_lcl.h
+bn_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_lib.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_mont.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_mont.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_mont.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_mont.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_mont.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_mont.o: ../cryptlib.h bn_lcl.h
+bn_mont.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_mont.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_mpi.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_mpi.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_mpi.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_mpi.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_mpi.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_mpi.o: ../cryptlib.h bn_lcl.h
+bn_mpi.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_mpi.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_mul.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_mul.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_mul.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_mul.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_mul.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_mul.o: ../cryptlib.h bn_lcl.h
+bn_mul.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_mul.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_prime.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_prime.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_prime.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_prime.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 bn_prime.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-bn_prime.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h bn_prime.h
+bn_prime.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bn_prime.o: ../cryptlib.h bn_lcl.h bn_prime.h
 bn_print.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_print.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_print.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_print.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_print.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_print.o: ../cryptlib.h bn_lcl.h
+bn_print.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_print.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_rand.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_rand.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_rand.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_rand.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 bn_rand.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-bn_rand.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
+bn_rand.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+bn_rand.o: ../cryptlib.h bn_lcl.h
 bn_recp.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_recp.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_recp.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_recp.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_recp.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_recp.o: ../cryptlib.h bn_lcl.h
+bn_recp.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_recp.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_shift.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_shift.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_shift.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_shift.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_shift.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_shift.o: ../cryptlib.h bn_lcl.h
+bn_shift.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_shift.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_sqr.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_sqr.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_sqr.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_sqr.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_sqr.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_sqr.o: ../cryptlib.h bn_lcl.h
+bn_sqr.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_sqr.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
 bn_word.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 bn_word.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 bn_word.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 bn_word.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-bn_word.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-bn_word.o: ../cryptlib.h bn_lcl.h
+bn_word.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+bn_word.o: ../../include/openssl/stack.h ../cryptlib.h bn_lcl.h
diff --git a/crypto/buffer/Makefile.ssl b/crypto/buffer/Makefile.ssl
index b615c4c12d..bbcba1f5d1 100644
--- a/crypto/buffer/Makefile.ssl
+++ b/crypto/buffer/Makefile.ssl
@@ -83,4 +83,5 @@ buffer.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 buffer.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 buffer.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 buffer.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-buffer.o: ../../include/openssl/stack.h ../cryptlib.h
+buffer.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+buffer.o: ../cryptlib.h
diff --git a/crypto/crypto.h b/crypto/crypto.h
index 9a7103112a..6334eab238 100644
--- a/crypto/crypto.h
+++ b/crypto/crypto.h
@@ -70,6 +70,7 @@ extern "C" {
 #endif
 
 #include <openssl/stack.h>
+#include <openssl/safestack.h>
 #include <openssl/opensslv.h>
 
 #ifdef CHARSET_EBCDIC
@@ -165,31 +166,36 @@ extern "C" {
 /* predec of the BIO type */
 typedef struct bio_st BIO_dummy;
 
-
 typedef struct crypto_ex_data_st
 	{
 	STACK *sk;
 	int dummy; /* gcc is screwing up this data structure :-( */
 	} CRYPTO_EX_DATA;
 
+/* Called when a new object is created */
+typedef int CRYPTO_EX_new(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
+					int idx, long argl, void *argp);
+/* Called when an object is free()ed */
+typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
+					int idx, long argl, void *argp);
+/* Called when we need to dup an object */
+typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from, void *from_d, 
+					int idx, long argl, void *argp);
+
 /* This stuff is basically class callback functions
  * The current classes are SSL_CTX, SSL, SSL_SESION, and a few more */
+
 typedef struct crypto_ex_data_func_st
 	{
 	long argl;	/* Arbitary long */
-	char *argp;	/* Arbitary char * */
-	/* Called when a new object is created */
-	int (*new_func)(/*char *obj,
-			char *item,int index,long argl,char *argp*/);
-	/* Called when this object is free()ed */
-	void (*free_func)(/*char *obj,
-			char *item,int index,long argl,char *argp*/);
-
-	/* Called when we need to dup this one */
-	int (*dup_func)(/*char *obj_to,char *obj_from,
-			char **new,int index,long argl,char *argp*/);
+	void *argp;	/* Arbitary void * */
+	CRYPTO_EX_new *new_func;
+	CRYPTO_EX_free *free_func;
+	CRYPTO_EX_dup *dup_func;
 	} CRYPTO_EX_DATA_FUNCS;
 
+DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
+
 /* Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
  * entry.
  */
@@ -259,13 +265,14 @@ int CRYPTO_is_mem_check_on(void);
 const char *SSLeay_version(int type);
 unsigned long SSLeay(void);
 
-int CRYPTO_get_ex_new_index(int idx,STACK **sk,long argl,char *argp,
-	int (*new_func)(),int (*dup_func)(),void (*free_func)());
-int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad,int idx,char *val);
-char *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
-int CRYPTO_dup_ex_data(STACK *meth,CRYPTO_EX_DATA *from,CRYPTO_EX_DATA *to);
-void CRYPTO_free_ex_data(STACK *meth,char *obj,CRYPTO_EX_DATA *ad);
-void CRYPTO_new_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad);
+int CRYPTO_get_ex_new_index(int idx, STACK_OF(CRYPTO_EX_DATA_FUNCS) **skp, long argl, void *argp,
+	     CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
+void *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad,int idx);
+int CRYPTO_dup_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, CRYPTO_EX_DATA *to,
+	     CRYPTO_EX_DATA *from);
+void CRYPTO_free_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
+void CRYPTO_new_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad);
 
 int CRYPTO_get_new_lockid(char *name);
 
diff --git a/crypto/des/Makefile.ssl b/crypto/des/Makefile.ssl
index 789063b3c1..16eeb940dd 100644
--- a/crypto/des/Makefile.ssl
+++ b/crypto/des/Makefile.ssl
@@ -163,14 +163,15 @@ enc_read.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 enc_read.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
 enc_read.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 enc_read.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-enc_read.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-enc_read.o: ../cryptlib.h des_locl.h
+enc_read.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+enc_read.o: ../../include/openssl/stack.h ../cryptlib.h des_locl.h
 enc_writ.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 enc_writ.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
 enc_writ.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 enc_writ.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 enc_writ.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-enc_writ.o: ../../include/openssl/stack.h ../cryptlib.h des_locl.h
+enc_writ.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+enc_writ.o: ../cryptlib.h des_locl.h
 fcrypt.o: ../../include/openssl/des.h ../../include/openssl/des.h
 fcrypt.o: ../../include/openssl/e_os2.h ../../include/openssl/e_os2.h
 fcrypt.o: ../../include/openssl/opensslconf.h
@@ -195,8 +196,8 @@ read_pwd.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 read_pwd.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
 read_pwd.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 read_pwd.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-read_pwd.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-read_pwd.o: ../cryptlib.h des_locl.h
+read_pwd.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+read_pwd.o: ../../include/openssl/stack.h ../cryptlib.h des_locl.h
 rpc_enc.o: ../../include/openssl/des.h ../../include/openssl/e_os2.h
 rpc_enc.o: ../../include/openssl/opensslconf.h des_locl.h des_ver.h rpc_des.h
 set_key.o: ../../include/openssl/des.h ../../include/openssl/e_os2.h
diff --git a/crypto/dh/Makefile.ssl b/crypto/dh/Makefile.ssl
index cba2e1fcdb..4bc694e638 100644
--- a/crypto/dh/Makefile.ssl
+++ b/crypto/dh/Makefile.ssl
@@ -83,28 +83,30 @@ dh_check.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dh_check.o: ../../include/openssl/dh.h ../../include/openssl/e_os.h
 dh_check.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 dh_check.o: ../../include/openssl/opensslconf.h
-dh_check.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-dh_check.o: ../cryptlib.h
+dh_check.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+dh_check.o: ../../include/openssl/stack.h ../cryptlib.h
 dh_err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
 dh_err.o: ../../include/openssl/dh.h ../../include/openssl/err.h
 dh_err.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-dh_err.o: ../../include/openssl/stack.h
+dh_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
 dh_gen.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 dh_gen.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dh_gen.o: ../../include/openssl/dh.h ../../include/openssl/e_os.h
 dh_gen.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 dh_gen.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-dh_gen.o: ../../include/openssl/stack.h ../cryptlib.h
+dh_gen.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+dh_gen.o: ../cryptlib.h
 dh_key.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 dh_key.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dh_key.o: ../../include/openssl/dh.h ../../include/openssl/e_os.h
 dh_key.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 dh_key.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-dh_key.o: ../../include/openssl/rand.h ../../include/openssl/stack.h
-dh_key.o: ../cryptlib.h
+dh_key.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h
+dh_key.o: ../../include/openssl/stack.h ../cryptlib.h
 dh_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 dh_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dh_lib.o: ../../include/openssl/dh.h ../../include/openssl/e_os.h
 dh_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 dh_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-dh_lib.o: ../../include/openssl/stack.h ../cryptlib.h
+dh_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+dh_lib.o: ../cryptlib.h
diff --git a/crypto/dh/dh.h b/crypto/dh/dh.h
index c96cdde968..c41ace5bea 100644
--- a/crypto/dh/dh.h
+++ b/crypto/dh/dh.h
@@ -155,10 +155,10 @@ DH *DH_new_method(DH_METHOD *meth);
 DH *	DH_new(void);
 void	DH_free(DH *dh);
 int	DH_size(DH *dh);
-int DH_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)());
-int DH_set_ex_data(DH *d, int idx, char *arg);
-char *DH_get_ex_data(DH *d, int idx);
+int DH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int DH_set_ex_data(DH *d, int idx, void *arg);
+void *DH_get_ex_data(DH *d, int idx);
 DH *	DH_generate_parameters(int prime_len,int generator,
 		void (*callback)(int,int,void *),void *cb_arg);
 int	DH_check(DH *dh,int *codes);
diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index 48b9db2ac0..ebfbcb4347 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -65,7 +65,7 @@ const char *DH_version="Diffie-Hellman" OPENSSL_VERSION_PTEXT;
 
 static DH_METHOD *default_DH_method;
 static int dh_meth_num = 0;
-static STACK *dh_meth = NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *dh_meth = NULL;
 
 void DH_set_default_method(DH_METHOD *meth)
 {
@@ -122,7 +122,7 @@ DH *DH_new_method(DH_METHOD *meth)
 		ret=NULL;
 		}
 	else
-		CRYPTO_new_ex_data(dh_meth,(char *)ret,&ret->ex_data);
+		CRYPTO_new_ex_data(dh_meth,ret,&ret->ex_data);
 	return(ret);
 	}
 
@@ -143,7 +143,7 @@ void DH_free(DH *r)
 	}
 #endif
 
-	CRYPTO_free_ex_data(dh_meth, (char *)r, &r->ex_data);
+	CRYPTO_free_ex_data(dh_meth, r, &r->ex_data);
 
 	if(r->meth->finish) r->meth->finish(r);
 
@@ -154,20 +154,20 @@ void DH_free(DH *r)
 	Free(r);
 	}
 
-int DH_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int DH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
         {
 	dh_meth_num++;
 	return(CRYPTO_get_ex_new_index(dh_meth_num-1,
 		&dh_meth,argl,argp,new_func,dup_func,free_func));
         }
 
-int DH_set_ex_data(DH *d, int idx, char *arg)
+int DH_set_ex_data(DH *d, int idx, void *arg)
 	{
 	return(CRYPTO_set_ex_data(&d->ex_data,idx,arg));
 	}
 
-char *DH_get_ex_data(DH *d, int idx)
+void *DH_get_ex_data(DH *d, int idx)
 	{
 	return(CRYPTO_get_ex_data(&d->ex_data,idx));
 	}
diff --git a/crypto/dsa/Makefile.ssl b/crypto/dsa/Makefile.ssl
index 1a3ad69297..1890d143a0 100644
--- a/crypto/dsa/Makefile.ssl
+++ b/crypto/dsa/Makefile.ssl
@@ -91,23 +91,24 @@ dsa_asn1.o: ../../include/openssl/stack.h ../cryptlib.h
 dsa_err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
 dsa_err.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
 dsa_err.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
-dsa_err.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
+dsa_err.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+dsa_err.o: ../../include/openssl/stack.h
 dsa_gen.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 dsa_gen.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dsa_gen.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
 dsa_gen.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 dsa_gen.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 dsa_gen.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-dsa_gen.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
-dsa_gen.o: ../cryptlib.h
+dsa_gen.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+dsa_gen.o: ../../include/openssl/stack.h ../cryptlib.h
 dsa_key.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 dsa_key.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 dsa_key.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
 dsa_key.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 dsa_key.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 dsa_key.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-dsa_key.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
-dsa_key.o: ../cryptlib.h
+dsa_key.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+dsa_key.o: ../../include/openssl/stack.h ../cryptlib.h
 dsa_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
 dsa_lib.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h
 dsa_lib.o: ../../include/openssl/crypto.h ../../include/openssl/dh.h
diff --git a/crypto/dsa/dsa.h b/crypto/dsa/dsa.h
index 9a6aee5449..a68d3f6681 100644
--- a/crypto/dsa/dsa.h
+++ b/crypto/dsa/dsa.h
@@ -170,10 +170,10 @@ int	DSA_sign(int type,const unsigned char *dgst,int dlen,
 int	DSA_verify(int type,const unsigned char *dgst,int dgst_len,
 		unsigned char *sigbuf, int siglen, DSA *dsa);
 void	DSA_free (DSA *r);
-int DSA_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)());
-int DSA_set_ex_data(DSA *d, int idx, char *arg);
-char *DSA_get_ex_data(DSA *d, int idx);
+int DSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int DSA_set_ex_data(DSA *d, int idx, void *arg);
+void *DSA_get_ex_data(DSA *d, int idx);
 
 void	ERR_load_DSA_strings(void );
 
diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c
index 5ce81fb856..224e412afc 100644
--- a/crypto/dsa/dsa_lib.c
+++ b/crypto/dsa/dsa_lib.c
@@ -68,7 +68,7 @@ const char *DSA_version="DSA" OPENSSL_VERSION_PTEXT;
 
 static DSA_METHOD *default_DSA_method;
 static int dsa_meth_num = 0;
-static STACK *dsa_meth = NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *dsa_meth = NULL;
 
 void DSA_set_default_method(DSA_METHOD *meth)
 {
@@ -132,7 +132,7 @@ DSA *DSA_new_method(DSA_METHOD *meth)
 		ret=NULL;
 		}
 	else
-		CRYPTO_new_ex_data(dsa_meth,(char *)ret,&ret->ex_data);
+		CRYPTO_new_ex_data(dsa_meth,ret,&ret->ex_data);
 	
 	return(ret);
 	}
@@ -156,7 +156,7 @@ void DSA_free(DSA *r)
 		}
 #endif
 
-	CRYPTO_free_ex_data(dsa_meth, (char *)r, &r->ex_data);
+	CRYPTO_free_ex_data(dsa_meth, r, &r->ex_data);
 
 	if(r->meth->finish) r->meth->finish(r);
 
@@ -189,20 +189,20 @@ int DSA_size(DSA *r)
 	return(ret);
 	}
 
-int DSA_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int DSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
         {
 	dsa_meth_num++;
 	return(CRYPTO_get_ex_new_index(dsa_meth_num-1,
 		&dsa_meth,argl,argp,new_func,dup_func,free_func));
         }
 
-int DSA_set_ex_data(DSA *d, int idx, char *arg)
+int DSA_set_ex_data(DSA *d, int idx, void *arg)
 	{
 	return(CRYPTO_set_ex_data(&d->ex_data,idx,arg));
 	}
 
-char *DSA_get_ex_data(DSA *d, int idx)
+void *DSA_get_ex_data(DSA *d, int idx)
 	{
 	return(CRYPTO_get_ex_data(&d->ex_data,idx));
 	}
diff --git a/crypto/err/Makefile.ssl b/crypto/err/Makefile.ssl
index cf54cdd445..e1bee09054 100644
--- a/crypto/err/Makefile.ssl
+++ b/crypto/err/Makefile.ssl
@@ -82,8 +82,8 @@ err.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 err.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 err.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
-err.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-err.o: ../cryptlib.h
+err.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+err.o: ../../include/openssl/stack.h ../cryptlib.h
 err_all.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
 err_all.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
 err_all.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
@@ -107,5 +107,5 @@ err_prn.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 err_prn.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 err_prn.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 err_prn.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
-err_prn.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-err_prn.o: ../cryptlib.h
+err_prn.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+err_prn.o: ../../include/openssl/stack.h ../cryptlib.h
diff --git a/crypto/ex_data.c b/crypto/ex_data.c
index 176574766b..a057dd3b68 100644
--- a/crypto/ex_data.c
+++ b/crypto/ex_data.c
@@ -63,15 +63,15 @@
 #include <openssl/lhash.h>
 #include "cryptlib.h"
 
-int CRYPTO_get_ex_new_index(int idx, STACK **skp, long argl, char *argp,
-	     int (*new_func)(), int (*dup_func)(), void (*free_func)())
+int CRYPTO_get_ex_new_index(int idx, STACK_OF(CRYPTO_EX_DATA_FUNCS) **skp, long argl, void *argp,
+	     CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
 	{
 	int ret= -1;
 	CRYPTO_EX_DATA_FUNCS *a;
 
 	MemCheck_off();
 	if (*skp == NULL)
-		*skp=sk_new_null();
+		*skp=sk_CRYPTO_EX_DATA_FUNCS_new_null();
 	if (*skp == NULL)
 		{
 		CRYPTOerr(CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX,ERR_R_MALLOC_FAILURE);
@@ -88,23 +88,23 @@ int CRYPTO_get_ex_new_index(int idx, STACK **skp, long argl, char *argp,
 	a->new_func=new_func;
 	a->dup_func=dup_func;
 	a->free_func=free_func;
-	while (sk_num(*skp) <= idx)
+	while (sk_CRYPTO_EX_DATA_FUNCS_num(*skp) <= idx)
 		{
-		if (!sk_push(*skp,NULL))
+		if (!sk_CRYPTO_EX_DATA_FUNCS_push(*skp,NULL))
 			{
 			CRYPTOerr(CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX,ERR_R_MALLOC_FAILURE);
 			Free(a);
 			goto err;
 			}
 		}
-	sk_set(*skp,idx, (char *)a);
+	sk_CRYPTO_EX_DATA_FUNCS_set(*skp,idx, a);
 	ret=idx;
 err:
 	MemCheck_on();
 	return(idx);
 	}
 
-int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, char *val)
+int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val)
 	{
 	int i;
 
@@ -131,7 +131,7 @@ int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, char *val)
 	return(1);
 	}
 
-char *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad, int idx)
+void *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad, int idx)
 	{
 	if (ad->sk == NULL)
 		return(0);
@@ -145,7 +145,7 @@ char *CRYPTO_get_ex_data(CRYPTO_EX_DATA *ad, int idx)
  * being duplicated, a pointer to the
  * 'new' object to be inserted, the index, and the argi/argp
  */
-int CRYPTO_dup_ex_data(STACK *meth, CRYPTO_EX_DATA *to,
+int CRYPTO_dup_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, CRYPTO_EX_DATA *to,
 	     CRYPTO_EX_DATA *from)
 	{
 	int i,j,m,r;
@@ -154,14 +154,14 @@ int CRYPTO_dup_ex_data(STACK *meth, CRYPTO_EX_DATA *to,
 
 	if (meth == NULL) return(1);
 	if (from->sk == NULL) return(1);
-	m=sk_num(meth);
+	m=sk_CRYPTO_EX_DATA_FUNCS_num(meth);
 	j=sk_num(from->sk);
 	for (i=0; i<j; i++)
 		{
 		from_d=CRYPTO_get_ex_data(from,i);
 		if (i < m)
 			{
-			mm=(CRYPTO_EX_DATA_FUNCS *)sk_value(meth,i);
+			mm=sk_CRYPTO_EX_DATA_FUNCS_value(meth,i);
 			if (mm->dup_func != NULL)
 				r=mm->dup_func(to,from,(char **)&from_d,i,
 					mm->argl,mm->argp);
@@ -172,18 +172,18 @@ int CRYPTO_dup_ex_data(STACK *meth, CRYPTO_EX_DATA *to,
 	}
 
 /* Call each free callback */
-void CRYPTO_free_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad)
+void CRYPTO_free_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad)
 	{
 	CRYPTO_EX_DATA_FUNCS *m;
-	char *ptr;
+	void *ptr;
 	int i,max;
 
 	if (meth != NULL)
 		{
-		max=sk_num(meth);
+		max=sk_CRYPTO_EX_DATA_FUNCS_num(meth);
 		for (i=0; i<max; i++)
 			{
-			m=(CRYPTO_EX_DATA_FUNCS *)sk_value(meth,i);
+			m=sk_CRYPTO_EX_DATA_FUNCS_value(meth,i);
 			if ((m != NULL) && (m->free_func != NULL))
 				{
 				ptr=CRYPTO_get_ex_data(ad,i);
@@ -198,19 +198,19 @@ void CRYPTO_free_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad)
 		}
 	}
 
-void CRYPTO_new_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad)
+void CRYPTO_new_ex_data(STACK_OF(CRYPTO_EX_DATA_FUNCS) *meth, void *obj, CRYPTO_EX_DATA *ad)
 	{
 	CRYPTO_EX_DATA_FUNCS *m;
-	char *ptr;
+	void *ptr;
 	int i,max;
 
 	ad->sk=NULL;
 	if (meth != NULL)
 		{
-		max=sk_num(meth);
+		max=sk_CRYPTO_EX_DATA_FUNCS_num(meth);
 		for (i=0; i<max; i++)
 			{
-			m=(CRYPTO_EX_DATA_FUNCS *)sk_value(meth,i);
+			m=sk_CRYPTO_EX_DATA_FUNCS_value(meth,i);
 			if ((m != NULL) && (m->new_func != NULL))
 				{
 				ptr=CRYPTO_get_ex_data(ad,i);
@@ -220,4 +220,4 @@ void CRYPTO_new_ex_data(STACK *meth, char *obj, CRYPTO_EX_DATA *ad)
 		}
 	}
 
-
+IMPLEMENT_STACK_OF(CRYPTO_EX_DATA_FUNCS)
diff --git a/crypto/lhash/Makefile.ssl b/crypto/lhash/Makefile.ssl
index cc9ff46b04..836997d048 100644
--- a/crypto/lhash/Makefile.ssl
+++ b/crypto/lhash/Makefile.ssl
@@ -82,7 +82,8 @@ lh_stats.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 lh_stats.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 lh_stats.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 lh_stats.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
-lh_stats.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-lh_stats.o: ../cryptlib.h
+lh_stats.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+lh_stats.o: ../../include/openssl/stack.h ../cryptlib.h
 lhash.o: ../../include/openssl/crypto.h ../../include/openssl/lhash.h
-lhash.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
+lhash.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+lhash.o: ../../include/openssl/stack.h
diff --git a/crypto/md2/Makefile.ssl b/crypto/md2/Makefile.ssl
index 67ce450788..cf90965dd7 100644
--- a/crypto/md2/Makefile.ssl
+++ b/crypto/md2/Makefile.ssl
@@ -84,5 +84,5 @@ md2_one.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 md2_one.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 md2_one.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 md2_one.o: ../../include/openssl/md2.h ../../include/openssl/opensslconf.h
-md2_one.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-md2_one.o: ../cryptlib.h
+md2_one.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+md2_one.o: ../../include/openssl/stack.h ../cryptlib.h
diff --git a/crypto/mdc2/Makefile.ssl b/crypto/mdc2/Makefile.ssl
index 3a5ad990a6..4ed72c08aa 100644
--- a/crypto/mdc2/Makefile.ssl
+++ b/crypto/mdc2/Makefile.ssl
@@ -83,7 +83,7 @@ mdc2_one.o: ../../include/openssl/crypto.h ../../include/openssl/des.h
 mdc2_one.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 mdc2_one.o: ../../include/openssl/err.h ../../include/openssl/mdc2.h
 mdc2_one.o: ../../include/openssl/opensslconf.h
-mdc2_one.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-mdc2_one.o: ../cryptlib.h
+mdc2_one.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+mdc2_one.o: ../../include/openssl/stack.h ../cryptlib.h
 mdc2dgst.o: ../../include/openssl/des.h ../../include/openssl/e_os2.h
 mdc2dgst.o: ../../include/openssl/mdc2.h ../../include/openssl/opensslconf.h
diff --git a/crypto/rand/Makefile.ssl b/crypto/rand/Makefile.ssl
index 7ce3084e07..8195bf090b 100644
--- a/crypto/rand/Makefile.ssl
+++ b/crypto/rand/Makefile.ssl
@@ -81,8 +81,8 @@ clean:
 md_rand.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 md_rand.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 md_rand.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-md_rand.o: ../../include/openssl/rand.h ../../include/openssl/sha.h
-md_rand.o: ../../include/openssl/stack.h
+md_rand.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h
+md_rand.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
 rand_err.o: ../../include/openssl/err.h ../../include/openssl/rand.h
 rand_lib.o: ../../include/openssl/rand.h
 randfile.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
diff --git a/crypto/rsa/Makefile.ssl b/crypto/rsa/Makefile.ssl
index 010b02bdc6..6f56d928e0 100644
--- a/crypto/rsa/Makefile.ssl
+++ b/crypto/rsa/Makefile.ssl
@@ -83,59 +83,61 @@ clean:
 rsa_chk.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
 rsa_chk.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_chk.o: ../../include/openssl/opensslv.h ../../include/openssl/rsa.h
-rsa_chk.o: ../../include/openssl/stack.h
+rsa_chk.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
 rsa_eay.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_eay.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_eay.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_eay.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_eay.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_eay.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_eay.o: ../cryptlib.h
+rsa_eay.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_eay.o: ../../include/openssl/stack.h ../cryptlib.h
 rsa_err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
 rsa_err.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_err.o: ../../include/openssl/opensslv.h ../../include/openssl/rsa.h
-rsa_err.o: ../../include/openssl/stack.h
+rsa_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
 rsa_gen.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_gen.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_gen.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_gen.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_gen.o: ../../include/openssl/opensslv.h ../../include/openssl/rsa.h
-rsa_gen.o: ../../include/openssl/stack.h ../cryptlib.h
+rsa_gen.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+rsa_gen.o: ../cryptlib.h
 rsa_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_lib.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
 rsa_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-rsa_lib.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_lib.o: ../cryptlib.h
+rsa_lib.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_lib.o: ../../include/openssl/stack.h ../cryptlib.h
 rsa_none.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_none.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_none.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_none.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_none.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_none.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_none.o: ../cryptlib.h
+rsa_none.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_none.o: ../../include/openssl/stack.h ../cryptlib.h
 rsa_null.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_null.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_null.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_null.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_null.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_null.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_null.o: ../cryptlib.h
+rsa_null.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_null.o: ../../include/openssl/stack.h ../cryptlib.h
 rsa_oaep.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_oaep.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_oaep.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_oaep.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_oaep.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_oaep.o: ../../include/openssl/rsa.h ../../include/openssl/sha.h
-rsa_oaep.o: ../../include/openssl/stack.h ../cryptlib.h
+rsa_oaep.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_oaep.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
+rsa_oaep.o: ../cryptlib.h
 rsa_pk1.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
 rsa_pk1.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_pk1.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_pk1.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_pk1.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_pk1.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_pk1.o: ../cryptlib.h
+rsa_pk1.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_pk1.o: ../../include/openssl/stack.h ../cryptlib.h
 rsa_saos.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
 rsa_saos.o: ../../include/openssl/blowfish.h ../../include/openssl/bn.h
 rsa_saos.o: ../../include/openssl/buffer.h ../../include/openssl/cast.h
@@ -175,5 +177,5 @@ rsa_ssl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
 rsa_ssl.o: ../../include/openssl/e_os.h ../../include/openssl/e_os2.h
 rsa_ssl.o: ../../include/openssl/err.h ../../include/openssl/opensslconf.h
 rsa_ssl.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-rsa_ssl.o: ../../include/openssl/rsa.h ../../include/openssl/stack.h
-rsa_ssl.o: ../cryptlib.h
+rsa_ssl.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+rsa_ssl.o: ../../include/openssl/stack.h ../cryptlib.h
diff --git a/crypto/rsa/rsa.h b/crypto/rsa/rsa.h
index 7fe1d23439..dc413a60f7 100644
--- a/crypto/rsa/rsa.h
+++ b/crypto/rsa/rsa.h
@@ -161,7 +161,7 @@ struct rsa_st
 #define RSA_NO_PADDING		3
 #define RSA_PKCS1_OAEP_PADDING	4
 
-#define RSA_set_app_data(s,arg)         RSA_set_ex_data(s,0,(char *)arg)
+#define RSA_set_app_data(s,arg)         RSA_set_ex_data(s,0,arg)
 #define RSA_get_app_data(s)             RSA_get_ex_data(s,0)
 
 RSA *	RSA_new(void);
@@ -259,10 +259,10 @@ int RSA_padding_add_none(unsigned char *to,int tlen,
 int RSA_padding_check_none(unsigned char *to,int tlen,
 	unsigned char *f,int fl,int rsa_len);
 
-int RSA_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	int (*dup_func)(), void (*free_func)());
-int RSA_set_ex_data(RSA *r,int idx,char *arg);
-char *RSA_get_ex_data(RSA *r, int idx);
+int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int RSA_set_ex_data(RSA *r,int idx,void *arg);
+void *RSA_get_ex_data(RSA *r, int idx);
 
 /* BEGIN ERROR CODES */
 /* The following lines are auto generated by the script mkerr.pl. Any changes
diff --git a/crypto/rsa/rsa_lib.c b/crypto/rsa/rsa_lib.c
index 7997da280b..c6b1a5989d 100644
--- a/crypto/rsa/rsa_lib.c
+++ b/crypto/rsa/rsa_lib.c
@@ -67,7 +67,7 @@ const char *RSA_version="RSA" OPENSSL_VERSION_PTEXT;
 
 static RSA_METHOD *default_RSA_meth=NULL;
 static int rsa_meth_num=0;
-static STACK *rsa_meth=NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *rsa_meth=NULL;
 
 RSA *RSA_new(void)
 	{
@@ -150,7 +150,7 @@ RSA *RSA_new_method(RSA_METHOD *meth)
 		ret=NULL;
 		}
 	else
-		CRYPTO_new_ex_data(rsa_meth,(char *)ret,&ret->ex_data);
+		CRYPTO_new_ex_data(rsa_meth,ret,&ret->ex_data);
 	return(ret);
 	}
 
@@ -173,7 +173,7 @@ void RSA_free(RSA *r)
 		}
 #endif
 
-	CRYPTO_free_ex_data(rsa_meth,(char *)r,&r->ex_data);
+	CRYPTO_free_ex_data(rsa_meth,r,&r->ex_data);
 
 	if (r->meth->finish != NULL)
 		r->meth->finish(r);
@@ -191,20 +191,20 @@ void RSA_free(RSA *r)
 	Free(r);
 	}
 
-int RSA_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
         {
 	rsa_meth_num++;
 	return(CRYPTO_get_ex_new_index(rsa_meth_num-1,
 		&rsa_meth,argl,argp,new_func,dup_func,free_func));
         }
 
-int RSA_set_ex_data(RSA *r, int idx, char *arg)
+int RSA_set_ex_data(RSA *r, int idx, void *arg)
 	{
 	return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
 	}
 
-char *RSA_get_ex_data(RSA *r, int idx)
+void *RSA_get_ex_data(RSA *r, int idx)
 	{
 	return(CRYPTO_get_ex_data(&r->ex_data,idx));
 	}
diff --git a/crypto/stack/Makefile.ssl b/crypto/stack/Makefile.ssl
index 82b36ca624..619965992c 100644
--- a/crypto/stack/Makefile.ssl
+++ b/crypto/stack/Makefile.ssl
@@ -82,4 +82,5 @@ stack.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 stack.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 stack.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 stack.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
-stack.o: ../../include/openssl/stack.h ../cryptlib.h
+stack.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+stack.o: ../cryptlib.h
diff --git a/crypto/txt_db/Makefile.ssl b/crypto/txt_db/Makefile.ssl
index 552ea5580f..83ee50b706 100644
--- a/crypto/txt_db/Makefile.ssl
+++ b/crypto/txt_db/Makefile.ssl
@@ -82,5 +82,6 @@ txt_db.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
 txt_db.o: ../../include/openssl/crypto.h ../../include/openssl/e_os.h
 txt_db.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
 txt_db.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
-txt_db.o: ../../include/openssl/opensslv.h ../../include/openssl/stack.h
-txt_db.o: ../../include/openssl/txt_db.h ../cryptlib.h
+txt_db.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h
+txt_db.o: ../../include/openssl/stack.h ../../include/openssl/txt_db.h
+txt_db.o: ../cryptlib.h
diff --git a/crypto/x509/x509.h b/crypto/x509/x509.h
index 6b2c290bc5..32dd31d0ff 100644
--- a/crypto/x509/x509.h
+++ b/crypto/x509/x509.h
@@ -808,10 +808,10 @@ X509 *		X509_new(void);
 void		X509_free(X509 *a);
 int		i2d_X509(X509 *a,unsigned char **pp);
 X509 *		d2i_X509(X509 **a,unsigned char **pp,long length);
-int X509_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)());
-int X509_set_ex_data(X509 *r, int idx, char *arg);
-char *X509_get_ex_data(X509 *r, int idx);
+int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int X509_set_ex_data(X509 *r, int idx, void *arg);
+void *X509_get_ex_data(X509 *r, int idx);
 int		i2d_X509_AUX(X509 *a,unsigned char **pp);
 X509 *		d2i_X509_AUX(X509 **a,unsigned char **pp,long length);
 
diff --git a/crypto/x509/x509_lu.c b/crypto/x509/x509_lu.c
index 95ee24b958..b3a4ebdd46 100644
--- a/crypto/x509/x509_lu.c
+++ b/crypto/x509/x509_lu.c
@@ -61,8 +61,8 @@
 #include <openssl/lhash.h>
 #include <openssl/x509.h>
 
-static STACK *x509_store_meth=NULL;
-static STACK *x509_store_ctx_meth=NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_meth=NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_ctx_meth=NULL;
 
 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
 	{
@@ -244,7 +244,7 @@ void X509_STORE_free(X509_STORE *vfy)
 		}
 	sk_X509_LOOKUP_free(sk);
 
-	CRYPTO_free_ex_data(x509_store_meth,(char *)vfy,&vfy->ex_data);
+	CRYPTO_free_ex_data(x509_store_meth,vfy,&vfy->ex_data);
 	lh_doall(vfy->certs,cleanup);
 	lh_free(vfy->certs);
 	Free(vfy);
@@ -420,7 +420,7 @@ void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx)
 		sk_X509_pop_free(ctx->chain,X509_free);
 		ctx->chain=NULL;
 		}
-	CRYPTO_free_ex_data(x509_store_ctx_meth,(char *)ctx,&(ctx->ex_data));
+	CRYPTO_free_ex_data(x509_store_ctx_meth,ctx,&(ctx->ex_data));
 	memset(&ctx->ex_data,0,sizeof(CRYPTO_EX_DATA));
 	}
 
diff --git a/crypto/x509/x509_vfy.c b/crypto/x509/x509_vfy.c
index e45c0324a0..e5038fee12 100644
--- a/crypto/x509/x509_vfy.c
+++ b/crypto/x509/x509_vfy.c
@@ -76,7 +76,7 @@ static int check_trust(X509_STORE_CTX *ctx);
 static int internal_verify(X509_STORE_CTX *ctx);
 const char *X509_version="X.509" OPENSSL_VERSION_PTEXT;
 
-static STACK *x509_store_ctx_method=NULL;
+static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_ctx_method=NULL;
 static int x509_store_ctx_num=0;
 #if 0
 static int x509_store_num=1;
@@ -673,8 +673,8 @@ int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
 	return(ret);	
 	}
 
-int X509_STORE_CTX_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	     int (*dup_func)(), void (*free_func)())
+int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
         {
         x509_store_ctx_num++;
         return(CRYPTO_get_ex_new_index(x509_store_ctx_num-1,
diff --git a/crypto/x509/x509_vfy.h b/crypto/x509/x509_vfy.h
index 7c7a9c2b80..7d064820f9 100644
--- a/crypto/x509/x509_vfy.h
+++ b/crypto/x509/x509_vfy.h
@@ -338,8 +338,8 @@ int	X509_STORE_load_locations (X509_STORE *ctx,
 int	X509_STORE_set_default_paths(X509_STORE *ctx);
 #endif
 
-int X509_STORE_CTX_get_ex_new_index(long argl, char *argp, int (*new_func)(),
-	int (*dup_func)(), void (*free_func)());
+int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
 int	X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
 void *	X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
 int	X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);