Fix formatting error in pem.h
[openssl.git] / crypto / pem / pem.h
index 5be8d6a957a30ccc403a1276e9c42260bef7cea4..848649d3da4eb28ce35a806fbe85ef08cbf0d22d 100644 (file)
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
  */
 
 #ifndef HEADER_PEM_H
-#define HEADER_PEM_H
-
-#ifndef OPENSSL_NO_BIO
-#include <openssl/bio.h>
-#endif
-#ifndef OPENSSL_NO_STACK
-#include <openssl/stack.h>
-#endif
-#include <openssl/evp.h>
-#include <openssl/x509.h>
-#include <openssl/pem2.h>
-#include <openssl/e_os2.h>
+# define HEADER_PEM_H
+
+# include <openssl/e_os2.h>
+# ifndef OPENSSL_NO_BIO
+#  include <openssl/bio.h>
+# endif
+# ifndef OPENSSL_NO_STACK
+#  include <openssl/stack.h>
+# endif
+# include <openssl/evp.h>
+# include <openssl/x509.h>
+# include <openssl/pem2.h>
 
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
-#define PEM_BUFSIZE            1024
-
-#define PEM_OBJ_UNDEF          0
-#define PEM_OBJ_X509           1
-#define PEM_OBJ_X509_REQ       2
-#define PEM_OBJ_CRL            3
-#define PEM_OBJ_SSL_SESSION    4
-#define PEM_OBJ_PRIV_KEY       10
-#define PEM_OBJ_PRIV_RSA       11
-#define PEM_OBJ_PRIV_DSA       12
-#define PEM_OBJ_PRIV_DH                13
-#define PEM_OBJ_PUB_RSA                14
-#define PEM_OBJ_PUB_DSA                15
-#define PEM_OBJ_PUB_DH         16
-#define PEM_OBJ_DHPARAMS       17
-#define PEM_OBJ_DSAPARAMS      18
-#define PEM_OBJ_PRIV_RSA_PUBLIC        19
-#define PEM_OBJ_PRIV_ECDSA     20
-#define PEM_OBJ_PUB_ECDSA      21
-#define PEM_OBJ_ECPARAMETERS   22
-
-#define PEM_ERROR              30
-#define PEM_DEK_DES_CBC         40
-#define PEM_DEK_IDEA_CBC        45
-#define PEM_DEK_DES_EDE         50
-#define PEM_DEK_DES_ECB         60
-#define PEM_DEK_RSA             70
-#define PEM_DEK_RSA_MD2         80
-#define PEM_DEK_RSA_MD5         90
-
-#define PEM_MD_MD2             NID_md2
-#define PEM_MD_MD5             NID_md5
-#define PEM_MD_SHA             NID_sha
-#define PEM_MD_MD2_RSA         NID_md2WithRSAEncryption
-#define PEM_MD_MD5_RSA         NID_md5WithRSAEncryption
-#define PEM_MD_SHA_RSA         NID_sha1WithRSAEncryption
-
-#define PEM_STRING_X509_OLD    "X509 CERTIFICATE"
-#define PEM_STRING_X509                "CERTIFICATE"
-#define PEM_STRING_X509_TRUSTED        "TRUSTED CERTIFICATE"
-#define PEM_STRING_X509_REQ_OLD        "NEW CERTIFICATE REQUEST"
-#define PEM_STRING_X509_REQ    "CERTIFICATE REQUEST"
-#define PEM_STRING_X509_CRL    "X509 CRL"
-#define PEM_STRING_EVP_PKEY    "ANY PRIVATE KEY"
-#define PEM_STRING_PUBLIC      "PUBLIC KEY"
-#define PEM_STRING_RSA         "RSA PRIVATE KEY"
-#define PEM_STRING_RSA_PUBLIC  "RSA PUBLIC KEY"
-#define PEM_STRING_DSA         "DSA PRIVATE KEY"
-#define PEM_STRING_DSA_PUBLIC  "DSA PUBLIC KEY"
-#define PEM_STRING_PKCS7       "PKCS7"
-#define PEM_STRING_PKCS8       "ENCRYPTED PRIVATE KEY"
-#define PEM_STRING_PKCS8INF    "PRIVATE KEY"
-#define PEM_STRING_DHPARAMS    "DH PARAMETERS"
-#define PEM_STRING_SSL_SESSION "SSL SESSION PARAMETERS"
-#define PEM_STRING_DSAPARAMS   "DSA PARAMETERS"
-#define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
-#define PEM_STRING_ECPARAMETERS "EC PARAMETERS"
-#define PEM_STRING_ECPRIVATEKEY        "EC PRIVATE KEY"
-
-  /* Note that this structure is initialised by PEM_SealInit and cleaned up
-     by PEM_SealFinal (at least for now) */
-typedef struct PEM_Encode_Seal_st
-       {
-       EVP_ENCODE_CTX encode;
-       EVP_MD_CTX md;
-       EVP_CIPHER_CTX cipher;
-       } PEM_ENCODE_SEAL_CTX;
+# define PEM_BUFSIZE             1024
+
+# define PEM_OBJ_UNDEF           0
+# define PEM_OBJ_X509            1
+# define PEM_OBJ_X509_REQ        2
+# define PEM_OBJ_CRL             3
+# define PEM_OBJ_SSL_SESSION     4
+# define PEM_OBJ_PRIV_KEY        10
+# define PEM_OBJ_PRIV_RSA        11
+# define PEM_OBJ_PRIV_DSA        12
+# define PEM_OBJ_PRIV_DH         13
+# define PEM_OBJ_PUB_RSA         14
+# define PEM_OBJ_PUB_DSA         15
+# define PEM_OBJ_PUB_DH          16
+# define PEM_OBJ_DHPARAMS        17
+# define PEM_OBJ_DSAPARAMS       18
+# define PEM_OBJ_PRIV_RSA_PUBLIC 19
+# define PEM_OBJ_PRIV_ECDSA      20
+# define PEM_OBJ_PUB_ECDSA       21
+# define PEM_OBJ_ECPARAMETERS    22
+
+# define PEM_ERROR               30
+# define PEM_DEK_DES_CBC         40
+# define PEM_DEK_IDEA_CBC        45
+# define PEM_DEK_DES_EDE         50
+# define PEM_DEK_DES_ECB         60
+# define PEM_DEK_RSA             70
+# define PEM_DEK_RSA_MD2         80
+# define PEM_DEK_RSA_MD5         90
+
+# define PEM_MD_MD2              NID_md2
+# define PEM_MD_MD5              NID_md5
+# define PEM_MD_SHA              NID_sha
+# define PEM_MD_MD2_RSA          NID_md2WithRSAEncryption
+# define PEM_MD_MD5_RSA          NID_md5WithRSAEncryption
+# define PEM_MD_SHA_RSA          NID_sha1WithRSAEncryption
+
+# define PEM_STRING_X509_OLD     "X509 CERTIFICATE"
+# define PEM_STRING_X509         "CERTIFICATE"
+# define PEM_STRING_X509_PAIR    "CERTIFICATE PAIR"
+# define PEM_STRING_X509_TRUSTED "TRUSTED CERTIFICATE"
+# define PEM_STRING_X509_REQ_OLD "NEW CERTIFICATE REQUEST"
+# define PEM_STRING_X509_REQ     "CERTIFICATE REQUEST"
+# define PEM_STRING_X509_CRL     "X509 CRL"
+# define PEM_STRING_EVP_PKEY     "ANY PRIVATE KEY"
+# define PEM_STRING_PUBLIC       "PUBLIC KEY"
+# define PEM_STRING_RSA          "RSA PRIVATE KEY"
+# define PEM_STRING_RSA_PUBLIC   "RSA PUBLIC KEY"
+# define PEM_STRING_DSA          "DSA PRIVATE KEY"
+# define PEM_STRING_DSA_PUBLIC   "DSA PUBLIC KEY"
+# define PEM_STRING_PKCS7        "PKCS7"
+# define PEM_STRING_PKCS7_SIGNED "PKCS #7 SIGNED DATA"
+# define PEM_STRING_PKCS8        "ENCRYPTED PRIVATE KEY"
+# define PEM_STRING_PKCS8INF     "PRIVATE KEY"
+# define PEM_STRING_DHPARAMS     "DH PARAMETERS"
+# define PEM_STRING_DHXPARAMS    "X9.42 DH PARAMETERS"
+# define PEM_STRING_SSL_SESSION  "SSL SESSION PARAMETERS"
+# define PEM_STRING_DSAPARAMS    "DSA PARAMETERS"
+# define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
+# define PEM_STRING_ECPARAMETERS "EC PARAMETERS"
+# define PEM_STRING_ECPRIVATEKEY "EC PRIVATE KEY"
+# define PEM_STRING_PARAMETERS   "PARAMETERS"
+# define PEM_STRING_CMS          "CMS"
+
+  /*
+   * Note that this structure is initialised by PEM_SealInit and cleaned up
+   * by PEM_SealFinal (at least for now)
+   */
+typedef struct PEM_Encode_Seal_st {
+    EVP_ENCODE_CTX encode;
+    EVP_MD_CTX md;
+    EVP_CIPHER_CTX cipher;
+} PEM_ENCODE_SEAL_CTX;
 
 /* enc_type is one off */
-#define PEM_TYPE_ENCRYPTED      10
-#define PEM_TYPE_MIC_ONLY       20
-#define PEM_TYPE_MIC_CLEAR      30
-#define PEM_TYPE_CLEAR         40
-
-typedef struct pem_recip_st
-       {
-       char *name;
-       X509_NAME *dn;
-
-       int cipher;
-       int key_enc;
-       /*      char iv[8]; unused and wrong size */
-       } PEM_USER;
-
-typedef struct pem_ctx_st
-       {
-       int type;               /* what type of object */
-
-       struct  {
-               int version;    
-               int mode;               
-               } proc_type;
-
-       char *domain;
-
-       struct  {
-               int cipher;
-       /* unused, and wrong size
-          unsigned char iv[8]; */
-               } DEK_info;
-               
-       PEM_USER *originator;
-
-       int num_recipient;
-       PEM_USER **recipient;
-
-#ifndef OPENSSL_NO_STACK
-       STACK *x509_chain;      /* certificate chain */
-#else
-       char *x509_chain;       /* certificate chain */
-#endif
-       EVP_MD *md;             /* signature type */
-
-       int md_enc;             /* is the md encrypted or not? */
-       int md_len;             /* length of md_data */
-       char *md_data;          /* message digest, could be pkey encrypted */
-
-       EVP_CIPHER *dec;        /* date encryption cipher */
-       int key_len;            /* key length */
-       unsigned char *key;     /* key */
-       /* unused, and wrong size
-          unsigned char iv[8]; */
-
-       
-       int  data_enc;          /* is the data encrypted */
-       int data_len;
-       unsigned char *data;
-       } PEM_CTX;
-
-/* These macros make the PEM_read/PEM_write functions easier to maintain and
- * write. Now they are all implemented with either:
- * IMPLEMENT_PEM_rw(...) or IMPLEMENT_PEM_rw_cb(...)
+# define PEM_TYPE_ENCRYPTED      10
+# define PEM_TYPE_MIC_ONLY       20
+# define PEM_TYPE_MIC_CLEAR      30
+# define PEM_TYPE_CLEAR          40
+
+typedef struct pem_recip_st {
+    char *name;
+    X509_NAME *dn;
+    int cipher;
+    int key_enc;
+    /*      char iv[8]; unused and wrong size */
+} PEM_USER;
+
+typedef struct pem_ctx_st {
+    int type;                   /* what type of object */
+    struct {
+        int version;
+        int mode;
+    } proc_type;
+
+    char *domain;
+
+    struct {
+        int cipher;
+        /*-
+        unused, and wrong size
+        unsigned char iv[8]; */
+    } DEK_info;
+
+    PEM_USER *originator;
+
+    int num_recipient;
+    PEM_USER **recipient;
+
+/*-
+    XXX(ben): don#t think this is used!
+        STACK *x509_chain;      / * certificate chain */
+    EVP_MD *md;                 /* signature type */
+
+    int md_enc;                 /* is the md encrypted or not? */
+    int md_len;                 /* length of md_data */
+    char *md_data;              /* message digest, could be pkey encrypted */
+
+    EVP_CIPHER *dec;            /* date encryption cipher */
+    int key_len;                /* key length */
+    unsigned char *key;         /* key */
+  /*-
+    unused, and wrong size
+    unsigned char iv[8]; */
+
+    int data_enc;               /* is the data encrypted */
+    int data_len;
+    unsigned char *data;
+} PEM_CTX;
+
+/*
+ * These macros make the PEM_read/PEM_write functions easier to maintain and
+ * write. Now they are all implemented with either: IMPLEMENT_PEM_rw(...) or
+ * IMPLEMENT_PEM_rw_cb(...)
  */
 
-#ifdef OPENSSL_NO_FP_API
-
-#define IMPLEMENT_PEM_read_fp(name, type, str, asn1) /**/
-#define IMPLEMENT_PEM_write_fp(name, type, str, asn1) /**/
-#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) /**/
+# ifdef OPENSSL_NO_STDIO
 
-#else
+#  define IMPLEMENT_PEM_read_fp(name, type, str, asn1) /**/
+#  define IMPLEMENT_PEM_write_fp(name, type, str, asn1) /**/
+#  define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) /**/
+#  define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) /**/
+#  define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) /**/
+# else
 
-#define IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
+#  define IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
 type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u)\
 { \
-return((type *)PEM_ASN1_read((char *(*)())d2i_##asn1, str,fp,(char **)x,\
-       cb,u)); \
-} \
+return PEM_ASN1_read((d2i_of_void *)d2i_##asn1, str,fp,(void **)x,cb,u); \
+}
 
-#define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
+#  define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
 int PEM_write_##name(FILE *fp, type *x) \
 { \
-return(PEM_ASN1_write((int (*)())i2d_##asn1,str,fp, (char *)x, \
-                                                        NULL,NULL,0,NULL,NULL)); \
-} 
+return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,NULL,NULL,0,NULL,NULL); \
+}
+
+#  define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
+int PEM_write_##name(FILE *fp, const type *x) \
+{ \
+return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(void *)x,NULL,NULL,0,NULL,NULL); \
+}
 
-#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
+#  define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
 int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
-            unsigned char *kstr, int klen, pem_password_cb *cb, \
-                 void *u) \
-       { \
-       return(PEM_ASN1_write((int (*)())i2d_##asn1,str,fp, \
-               (char *)x,enc,kstr,klen,cb,u)); \
-       }
+             unsigned char *kstr, int klen, pem_password_cb *cb, \
+                  void *u) \
+        { \
+        return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
+        }
 
-#endif
+#  define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
+int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
+             unsigned char *kstr, int klen, pem_password_cb *cb, \
+                  void *u) \
+        { \
+        return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
+        }
+
+# endif
 
-#define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
+# define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
 type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u)\
 { \
-return((type *)PEM_ASN1_read_bio((char *(*)())d2i_##asn1, str,bp,\
-                                                       (char **)x,cb,u)); \
+return PEM_ASN1_read_bio((d2i_of_void *)d2i_##asn1, str,bp,(void **)x,cb,u); \
 }
 
-#define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
+# define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
 int PEM_write_bio_##name(BIO *bp, type *x) \
 { \
-return(PEM_ASN1_write_bio((int (*)())i2d_##asn1,str,bp, (char *)x, \
-                                                        NULL,NULL,0,NULL,NULL)); \
+return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,NULL,NULL,0,NULL,NULL); \
 }
 
-#define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
-int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
-            unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
-       { \
-       return(PEM_ASN1_write_bio((int (*)())i2d_##asn1,str,bp, \
-               (char *)x,enc,kstr,klen,cb,u)); \
-       }
-
-#define IMPLEMENT_PEM_write(name, type, str, asn1) \
-       IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
-       IMPLEMENT_PEM_write_fp(name, type, str, asn1) 
-
-#define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
-       IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
-       IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) 
-
-#define IMPLEMENT_PEM_read(name, type, str, asn1) \
-       IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
-       IMPLEMENT_PEM_read_fp(name, type, str, asn1) 
-
-#define IMPLEMENT_PEM_rw(name, type, str, asn1) \
-       IMPLEMENT_PEM_read(name, type, str, asn1) \
-       IMPLEMENT_PEM_write(name, type, str, asn1)
-
-#define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
-       IMPLEMENT_PEM_read(name, type, str, asn1) \
-       IMPLEMENT_PEM_write_cb(name, type, str, asn1)
-
-/* These are the same except they are for the declarations */
-
-#if defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_NO_FP_API)
-
-#define DECLARE_PEM_read_fp(name, type) /**/
-#define DECLARE_PEM_write_fp(name, type) /**/
-#define DECLARE_PEM_write_cb_fp(name, type) /**/
-
-#else
-
-#define DECLARE_PEM_read_fp(name, type) \
-       type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u);
+# define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
+int PEM_write_bio_##name(BIO *bp, const type *x) \
+{ \
+return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,NULL,NULL,0,NULL,NULL); \
+}
 
-#define DECLARE_PEM_write_fp(name, type) \
-       int PEM_write_##name(FILE *fp, type *x);
+# define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
+int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
+             unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
+        { \
+        return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,enc,kstr,klen,cb,u); \
+        }
 
-#define DECLARE_PEM_write_cb_fp(name, type) \
-       int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
-            unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
+# define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
+int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
+             unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
+        { \
+        return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,enc,kstr,klen,cb,u); \
+        }
 
-#endif
+# define IMPLEMENT_PEM_write(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_fp(name, type, str, asn1)
 
-#ifndef OPENSSL_NO_BIO
-#define DECLARE_PEM_read_bio(name, type) \
-       type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u);
+# define IMPLEMENT_PEM_write_const(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)
 
-#define DECLARE_PEM_write_bio(name, type) \
-       int PEM_write_bio_##name(BIO *bp, type *x);
+# define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)
 
-#define DECLARE_PEM_write_cb_bio(name, type) \
-       int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
-            unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
+# define IMPLEMENT_PEM_write_cb_const(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)
 
-#else
+# define IMPLEMENT_PEM_read(name, type, str, asn1) \
+        IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
+        IMPLEMENT_PEM_read_fp(name, type, str, asn1)
 
-#define DECLARE_PEM_read_bio(name, type) /**/
-#define DECLARE_PEM_write_bio(name, type) /**/
-#define DECLARE_PEM_write_cb_bio(name, type) /**/
+# define IMPLEMENT_PEM_rw(name, type, str, asn1) \
+        IMPLEMENT_PEM_read(name, type, str, asn1) \
+        IMPLEMENT_PEM_write(name, type, str, asn1)
 
-#endif
+# define IMPLEMENT_PEM_rw_const(name, type, str, asn1) \
+        IMPLEMENT_PEM_read(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_const(name, type, str, asn1)
 
-#define DECLARE_PEM_write(name, type) \
-       DECLARE_PEM_write_bio(name, type) \
-       DECLARE_PEM_write_fp(name, type) 
-
-#define DECLARE_PEM_write_cb(name, type) \
-       DECLARE_PEM_write_cb_bio(name, type) \
-       DECLARE_PEM_write_cb_fp(name, type) 
-
-#define DECLARE_PEM_read(name, type) \
-       DECLARE_PEM_read_bio(name, type) \
-       DECLARE_PEM_read_fp(name, type)
-
-#define DECLARE_PEM_rw(name, type) \
-       DECLARE_PEM_read(name, type) \
-       DECLARE_PEM_write(name, type)
-
-#define DECLARE_PEM_rw_cb(name, type) \
-       DECLARE_PEM_read(name, type) \
-       DECLARE_PEM_write_cb(name, type)
-
-#ifdef SSLEAY_MACROS
-
-#define PEM_write_SSL_SESSION(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_SSL_SESSION, \
-                       PEM_STRING_SSL_SESSION,fp, (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_X509(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_X509,PEM_STRING_X509,fp, \
-                       (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_X509_REQ(fp,x) PEM_ASN1_write( \
-               (int (*)())i2d_X509_REQ,PEM_STRING_X509_REQ,fp,(char *)x, \
-                       NULL,NULL,0,NULL,NULL)
-#define PEM_write_X509_CRL(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_X509_CRL,PEM_STRING_X509_CRL, \
-                       fp,(char *)x, NULL,NULL,0,NULL,NULL)
-#define        PEM_write_RSAPrivateKey(fp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write((int (*)())i2d_RSAPrivateKey,PEM_STRING_RSA,fp,\
-                       (char *)x,enc,kstr,klen,cb,u)
-#define        PEM_write_RSAPublicKey(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_RSAPublicKey,\
-                       PEM_STRING_RSA_PUBLIC,fp,(char *)x,NULL,NULL,0,NULL,NULL)
-#define        PEM_write_DSAPrivateKey(fp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write((int (*)())i2d_DSAPrivateKey,PEM_STRING_DSA,fp,\
-                       (char *)x,enc,kstr,klen,cb,u)
-#define        PEM_write_PrivateKey(bp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write((int (*)())i2d_PrivateKey,\
-               (((x)->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA),\
-                       bp,(char *)x,enc,kstr,klen,cb,u)
-#define PEM_write_PKCS7(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_PKCS7,PEM_STRING_PKCS7,fp, \
-                       (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_DHparams(fp,x) \
-               PEM_ASN1_write((int (*)())i2d_DHparams,PEM_STRING_DHPARAMS,fp,\
-                       (char *)x,NULL,NULL,0,NULL,NULL)
-
-#define PEM_write_NETSCAPE_CERT_SEQUENCE(fp,x) \
-                PEM_ASN1_write((int (*)())i2d_NETSCAPE_CERT_SEQUENCE, \
-                       PEM_STRING_X509,fp, \
-                        (char *)x, NULL,NULL,0,NULL,NULL)
-
-#define        PEM_read_SSL_SESSION(fp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read( \
-       (char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,fp,(char **)x,cb,u)
-#define        PEM_read_X509(fp,x,cb,u) (X509 *)PEM_ASN1_read( \
-       (char *(*)())d2i_X509,PEM_STRING_X509,fp,(char **)x,cb,u)
-#define        PEM_read_X509_REQ(fp,x,cb,u) (X509_REQ *)PEM_ASN1_read( \
-       (char *(*)())d2i_X509_REQ,PEM_STRING_X509_REQ,fp,(char **)x,cb,u)
-#define        PEM_read_X509_CRL(fp,x,cb,u) (X509_CRL *)PEM_ASN1_read( \
-       (char *(*)())d2i_X509_CRL,PEM_STRING_X509_CRL,fp,(char **)x,cb,u)
-#define        PEM_read_RSAPrivateKey(fp,x,cb,u) (RSA *)PEM_ASN1_read( \
-       (char *(*)())d2i_RSAPrivateKey,PEM_STRING_RSA,fp,(char **)x,cb,u)
-#define        PEM_read_RSAPublicKey(fp,x,cb,u) (RSA *)PEM_ASN1_read( \
-       (char *(*)())d2i_RSAPublicKey,PEM_STRING_RSA_PUBLIC,fp,(char **)x,cb,u)
-#define        PEM_read_DSAPrivateKey(fp,x,cb,u) (DSA *)PEM_ASN1_read( \
-       (char *(*)())d2i_DSAPrivateKey,PEM_STRING_DSA,fp,(char **)x,cb,u)
-#define        PEM_read_PrivateKey(fp,x,cb,u) (EVP_PKEY *)PEM_ASN1_read( \
-       (char *(*)())d2i_PrivateKey,PEM_STRING_EVP_PKEY,fp,(char **)x,cb,u)
-#define        PEM_read_PKCS7(fp,x,cb,u) (PKCS7 *)PEM_ASN1_read( \
-       (char *(*)())d2i_PKCS7,PEM_STRING_PKCS7,fp,(char **)x,cb,u)
-#define        PEM_read_DHparams(fp,x,cb,u) (DH *)PEM_ASN1_read( \
-       (char *(*)())d2i_DHparams,PEM_STRING_DHPARAMS,fp,(char **)x,cb,u)
-
-#define PEM_read_NETSCAPE_CERT_SEQUENCE(fp,x,cb,u) \
-               (NETSCAPE_CERT_SEQUENCE *)PEM_ASN1_read( \
-        (char *(*)())d2i_NETSCAPE_CERT_SEQUENCE,PEM_STRING_X509,fp,\
-                                                       (char **)x,cb,u)
-
-#define PEM_write_bio_SSL_SESSION(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_SSL_SESSION, \
-                       PEM_STRING_SSL_SESSION,bp, (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_bio_X509(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_X509,PEM_STRING_X509,bp, \
-                       (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_bio_X509_REQ(bp,x) PEM_ASN1_write_bio( \
-               (int (*)())i2d_X509_REQ,PEM_STRING_X509_REQ,bp,(char *)x, \
-                       NULL,NULL,0,NULL,NULL)
-#define PEM_write_bio_X509_CRL(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_X509_CRL,PEM_STRING_X509_CRL,\
-                       bp,(char *)x, NULL,NULL,0,NULL,NULL)
-#define        PEM_write_bio_RSAPrivateKey(bp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write_bio((int (*)())i2d_RSAPrivateKey,PEM_STRING_RSA,\
-                       bp,(char *)x,enc,kstr,klen,cb,u)
-#define        PEM_write_bio_RSAPublicKey(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_RSAPublicKey, \
-                       PEM_STRING_RSA_PUBLIC,\
-                       bp,(char *)x,NULL,NULL,0,NULL,NULL)
-#define        PEM_write_bio_DSAPrivateKey(bp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write_bio((int (*)())i2d_DSAPrivateKey,PEM_STRING_DSA,\
-                       bp,(char *)x,enc,kstr,klen,cb,u)
-#define        PEM_write_bio_PrivateKey(bp,x,enc,kstr,klen,cb,u) \
-               PEM_ASN1_write_bio((int (*)())i2d_PrivateKey,\
-               (((x)->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA),\
-                       bp,(char *)x,enc,kstr,klen,cb,u)
-#define PEM_write_bio_PKCS7(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_PKCS7,PEM_STRING_PKCS7,bp, \
-                       (char *)x, NULL,NULL,0,NULL,NULL)
-#define PEM_write_bio_DHparams(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_DHparams,PEM_STRING_DHPARAMS,\
-                       bp,(char *)x,NULL,NULL,0,NULL,NULL)
-#define PEM_write_bio_DSAparams(bp,x) \
-               PEM_ASN1_write_bio((int (*)())i2d_DSAparams, \
-                       PEM_STRING_DSAPARAMS,bp,(char *)x,NULL,NULL,0,NULL,NULL)
-
-#define PEM_write_bio_NETSCAPE_CERT_SEQUENCE(bp,x) \
-                PEM_ASN1_write_bio((int (*)())i2d_NETSCAPE_CERT_SEQUENCE, \
-                       PEM_STRING_X509,bp, \
-                        (char *)x, NULL,NULL,0,NULL,NULL)
-
-#define        PEM_read_bio_SSL_SESSION(bp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,(char **)x,cb,u)
-#define        PEM_read_bio_X509(bp,x,cb,u) (X509 *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_X509,PEM_STRING_X509,bp,(char **)x,cb,u)
-#define        PEM_read_bio_X509_REQ(bp,x,cb,u) (X509_REQ *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_X509_REQ,PEM_STRING_X509_REQ,bp,(char **)x,cb,u)
-#define        PEM_read_bio_X509_CRL(bp,x,cb,u) (X509_CRL *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_X509_CRL,PEM_STRING_X509_CRL,bp,(char **)x,cb,u)
-#define        PEM_read_bio_RSAPrivateKey(bp,x,cb,u) (RSA *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_RSAPrivateKey,PEM_STRING_RSA,bp,(char **)x,cb,u)
-#define        PEM_read_bio_RSAPublicKey(bp,x,cb,u) (RSA *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_RSAPublicKey,PEM_STRING_RSA_PUBLIC,bp,(char **)x,cb,u)
-#define        PEM_read_bio_DSAPrivateKey(bp,x,cb,u) (DSA *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_DSAPrivateKey,PEM_STRING_DSA,bp,(char **)x,cb,u)
-#define        PEM_read_bio_PrivateKey(bp,x,cb,u) (EVP_PKEY *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_PrivateKey,PEM_STRING_EVP_PKEY,bp,(char **)x,cb,u)
-
-#define        PEM_read_bio_PKCS7(bp,x,cb,u) (PKCS7 *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_PKCS7,PEM_STRING_PKCS7,bp,(char **)x,cb,u)
-#define        PEM_read_bio_DHparams(bp,x,cb,u) (DH *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_DHparams,PEM_STRING_DHPARAMS,bp,(char **)x,cb,u)
-#define        PEM_read_bio_DSAparams(bp,x,cb,u) (DSA *)PEM_ASN1_read_bio( \
-       (char *(*)())d2i_DSAparams,PEM_STRING_DSAPARAMS,bp,(char **)x,cb,u)
-
-#define PEM_read_bio_NETSCAPE_CERT_SEQUENCE(bp,x,cb,u) \
-               (NETSCAPE_CERT_SEQUENCE *)PEM_ASN1_read_bio( \
-        (char *(*)())d2i_NETSCAPE_CERT_SEQUENCE,PEM_STRING_X509,bp,\
-                                                       (char **)x,cb,u)
+# define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
+        IMPLEMENT_PEM_read(name, type, str, asn1) \
+        IMPLEMENT_PEM_write_cb(name, type, str, asn1)
 
-#endif
+/* These are the same except they are for the declarations */
 
-#if 1
+# if defined(OPENSSL_NO_STDIO)
+
+#  define DECLARE_PEM_read_fp(name, type) /**/
+#  define DECLARE_PEM_write_fp(name, type) /**/
+#  define DECLARE_PEM_write_cb_fp(name, type) /**/
+# else
+
+#  define DECLARE_PEM_read_fp(name, type) \
+        type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u);
+
+#  define DECLARE_PEM_write_fp(name, type) \
+        int PEM_write_##name(FILE *fp, type *x);
+
+#  define DECLARE_PEM_write_fp_const(name, type) \
+        int PEM_write_##name(FILE *fp, const type *x);
+
+#  define DECLARE_PEM_write_cb_fp(name, type) \
+        int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
+             unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
+
+# endif
+
+# ifndef OPENSSL_NO_BIO
+#  define DECLARE_PEM_read_bio(name, type) \
+        type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u);
+
+#  define DECLARE_PEM_write_bio(name, type) \
+        int PEM_write_bio_##name(BIO *bp, type *x);
+
+#  define DECLARE_PEM_write_bio_const(name, type) \
+        int PEM_write_bio_##name(BIO *bp, const type *x);
+
+#  define DECLARE_PEM_write_cb_bio(name, type) \
+        int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
+             unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
+
+# else
+
+#  define DECLARE_PEM_read_bio(name, type) /**/
+#  define DECLARE_PEM_write_bio(name, type) /**/
+#  define DECLARE_PEM_write_bio_const(name, type) /**/
+#  define DECLARE_PEM_write_cb_bio(name, type) /**/
+# endif
+# define DECLARE_PEM_write(name, type) \
+        DECLARE_PEM_write_bio(name, type) \
+        DECLARE_PEM_write_fp(name, type)
+# define DECLARE_PEM_write_const(name, type) \
+        DECLARE_PEM_write_bio_const(name, type) \
+        DECLARE_PEM_write_fp_const(name, type)
+# define DECLARE_PEM_write_cb(name, type) \
+        DECLARE_PEM_write_cb_bio(name, type) \
+        DECLARE_PEM_write_cb_fp(name, type)
+# define DECLARE_PEM_read(name, type) \
+        DECLARE_PEM_read_bio(name, type) \
+        DECLARE_PEM_read_fp(name, type)
+# define DECLARE_PEM_rw(name, type) \
+        DECLARE_PEM_read(name, type) \
+        DECLARE_PEM_write(name, type)
+# define DECLARE_PEM_rw_const(name, type) \
+        DECLARE_PEM_read(name, type) \
+        DECLARE_PEM_write_const(name, type)
+# define DECLARE_PEM_rw_cb(name, type) \
+        DECLARE_PEM_read(name, type) \
+        DECLARE_PEM_write_cb(name, type)
+# if 1
 /* "userdata": new with OpenSSL 0.9.4 */
-typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata);
-#else
+typedef int pem_password_cb (char *buf, int size, int rwflag, void *userdata);
+# else
 /* OpenSSL 0.9.3, 0.9.3a */
-typedef int pem_password_cb(char *buf, int size, int rwflag);
-#endif
-
-int    PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher);
-int    PEM_do_header (EVP_CIPHER_INFO *cipher, unsigned char *data,long *len,
-       pem_password_cb *callback,void *u);
-
-#ifndef OPENSSL_NO_BIO
-int    PEM_read_bio(BIO *bp, char **name, char **header,
-               unsigned char **data,long *len);
-int    PEM_write_bio(BIO *bp,const char *name,char *hdr,unsigned char *data,
-               long len);
-int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm, const char *name, BIO *bp,
-            pem_password_cb *cb, void *u);
-char * PEM_ASN1_read_bio(char *(*d2i)(),const char *name,BIO *bp,char **x,
-               pem_password_cb *cb, void *u);
-int    PEM_ASN1_write_bio(int (*i2d)(),const char *name,BIO *bp,char *x,
-                          const EVP_CIPHER *enc,unsigned char *kstr,int klen,
-                          pem_password_cb *cb, void *u);
-STACK_OF(X509_INFO) *  PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
-int    PEM_X509_INFO_write_bio(BIO *bp,X509_INFO *xi, EVP_CIPHER *enc,
-               unsigned char *kstr, int klen, pem_password_cb *cd, void *u);
-#endif
-
-#ifndef OPENSSL_SYS_WIN16
-int    PEM_read(FILE *fp, char **name, char **header,
-               unsigned char **data,long *len);
-int    PEM_write(FILE *fp,char *name,char *hdr,unsigned char *data,long len);
-char * PEM_ASN1_read(char *(*d2i)(),const char *name,FILE *fp,char **x,
-       pem_password_cb *cb, void *u);
-int    PEM_ASN1_write(int (*i2d)(),const char *name,FILE *fp,char *x,
-                      const EVP_CIPHER *enc,unsigned char *kstr,int klen,
-                      pem_password_cb *callback, void *u);
-STACK_OF(X509_INFO) *  PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
-       pem_password_cb *cb, void *u);
-#endif
-
-int    PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type,
-               EVP_MD *md_type, unsigned char **ek, int *ekl,
-               unsigned char *iv, EVP_PKEY **pubk, int npubk);
-void   PEM_SealUpdate(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *out, int *outl,
-               unsigned char *in, int inl);
-int    PEM_SealFinal(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *sig,int *sigl,
-               unsigned char *out, int *outl, EVP_PKEY *priv);
-
-void    PEM_SignInit(EVP_MD_CTX *ctx, EVP_MD *type);
-void    PEM_SignUpdate(EVP_MD_CTX *ctx,unsigned char *d,unsigned int cnt);
-int    PEM_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
-               unsigned int *siglen, EVP_PKEY *pkey);
-
-int    PEM_def_callback(char *buf, int num, int w, void *key);
-void   PEM_proc_type(char *buf, int type);
-void   PEM_dek_info(char *buf, const char *type, int len, char *str);
-
-#ifndef SSLEAY_MACROS
-
-#include <openssl/symhacks.h>
+typedef int pem_password_cb (char *buf, int size, int rwflag);
+# endif
+
+int PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher);
+int PEM_do_header(EVP_CIPHER_INFO *cipher, unsigned char *data, long *len,
+                  pem_password_cb *callback, void *u);
+
+# ifndef OPENSSL_NO_BIO
+int PEM_read_bio(BIO *bp, char **name, char **header,
+                 unsigned char **data, long *len);
+int PEM_write_bio(BIO *bp, const char *name, const char *hdr,
+                  const unsigned char *data, long len);
+int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm,
+                       const char *name, BIO *bp, pem_password_cb *cb,
+                       void *u);
+void *PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp, void **x,
+                        pem_password_cb *cb, void *u);
+int PEM_ASN1_write_bio(i2d_of_void *i2d, const char *name, BIO *bp, void *x,
+                       const EVP_CIPHER *enc, unsigned char *kstr, int klen,
+                       pem_password_cb *cb, void *u);
+
+STACK_OF(X509_INFO) *PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk,
+                                            pem_password_cb *cb, void *u);
+int PEM_X509_INFO_write_bio(BIO *bp, X509_INFO *xi, EVP_CIPHER *enc,
+                            unsigned char *kstr, int klen,
+                            pem_password_cb *cd, void *u);
+# endif
+
+int PEM_read(FILE *fp, char **name, char **header,
+             unsigned char **data, long *len);
+int PEM_write(FILE *fp, const char *name, const char *hdr,
+              const unsigned char *data, long len);
+void *PEM_ASN1_read(d2i_of_void *d2i, const char *name, FILE *fp, void **x,
+                    pem_password_cb *cb, void *u);
+int PEM_ASN1_write(i2d_of_void *i2d, const char *name, FILE *fp,
+                   void *x, const EVP_CIPHER *enc, unsigned char *kstr,
+                   int klen, pem_password_cb *callback, void *u);
+STACK_OF(X509_INFO) *PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
+                                        pem_password_cb *cb, void *u);
+
+int PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type,
+                 EVP_MD *md_type, unsigned char **ek, int *ekl,
+                 unsigned char *iv, EVP_PKEY **pubk, int npubk);
+int PEM_SealUpdate(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *out, int *outl,
+                   unsigned char *in, int inl);
+int PEM_SealFinal(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *sig, int *sigl,
+                  unsigned char *out, int *outl, EVP_PKEY *priv);
+
+int PEM_SignInit(EVP_MD_CTX *ctx, EVP_MD *type);
+int PEM_SignUpdate(EVP_MD_CTX *ctx, unsigned char *d, unsigned int cnt);
+int PEM_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
+                  unsigned int *siglen, EVP_PKEY *pkey);
+
+int PEM_def_callback(char *buf, int num, int w, void *key);
+void PEM_proc_type(char *buf, int type);
+void PEM_dek_info(char *buf, const char *type, int len, char *str);
+
+# include <openssl/symhacks.h>
 
 DECLARE_PEM_rw(X509, X509)
-
 DECLARE_PEM_rw(X509_AUX, X509)
-
+DECLARE_PEM_rw(X509_CERT_PAIR, X509_CERT_PAIR)
 DECLARE_PEM_rw(X509_REQ, X509_REQ)
 DECLARE_PEM_write(X509_REQ_NEW, X509_REQ)
-
 DECLARE_PEM_rw(X509_CRL, X509_CRL)
-
 DECLARE_PEM_rw(PKCS7, PKCS7)
-
 DECLARE_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE)
-
 DECLARE_PEM_rw(PKCS8, X509_SIG)
-
 DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
-
-#ifndef OPENSSL_NO_RSA
-
+# ifndef OPENSSL_NO_RSA
 DECLARE_PEM_rw_cb(RSAPrivateKey, RSA)
-
-DECLARE_PEM_rw(RSAPublicKey, RSA)
+DECLARE_PEM_rw_const(RSAPublicKey, RSA)
 DECLARE_PEM_rw(RSA_PUBKEY, RSA)
-
-#endif
-
-#ifndef OPENSSL_NO_DSA
-
+# endif
+# ifndef OPENSSL_NO_DSA
 DECLARE_PEM_rw_cb(DSAPrivateKey, DSA)
-
 DECLARE_PEM_rw(DSA_PUBKEY, DSA)
-
-DECLARE_PEM_rw(DSAparams, DSA)
-
-#endif
-
-#ifndef OPENSSL_NO_EC
-DECLARE_PEM_rw(ECPKParameters, EC_GROUP)
+DECLARE_PEM_rw_const(DSAparams, DSA)
+# endif
+# ifndef OPENSSL_NO_EC
+DECLARE_PEM_rw_const(ECPKParameters, EC_GROUP)
 DECLARE_PEM_rw_cb(ECPrivateKey, EC_KEY)
 DECLARE_PEM_rw(EC_PUBKEY, EC_KEY)
-#endif
-
-#ifndef OPENSSL_NO_DH
-
-DECLARE_PEM_rw(DHparams, DH)
-
-#endif
-
+# endif
+# ifndef OPENSSL_NO_DH
+DECLARE_PEM_rw_const(DHparams, DH)
+DECLARE_PEM_write_const(DHxparams, DH)
+# endif
 DECLARE_PEM_rw_cb(PrivateKey, EVP_PKEY)
-
 DECLARE_PEM_rw(PUBKEY, EVP_PKEY)
 
 int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
+                                      char *kstr, int klen,
+                                      pem_password_cb *cb, void *u);
 int PEM_write_bio_PKCS8PrivateKey(BIO *, EVP_PKEY *, const EVP_CIPHER *,
                                   char *, int, pem_password_cb *, void *);
 int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
+                            char *kstr, int klen,
+                            pem_password_cb *cb, void *u);
 int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
-EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u);
+                                char *kstr, int klen,
+                                pem_password_cb *cb, void *u);
+EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
+                                  void *u);
 
 int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
+                           char *kstr, int klen,
+                           pem_password_cb *cb, void *u);
 int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
+                               char *kstr, int klen,
+                               pem_password_cb *cb, void *u);
 int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
-                                 char *kstr, int klen,
-                                 pem_password_cb *cb, void *u);
-
-EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u);
-
-int PEM_write_PKCS8PrivateKey(FILE *fp,EVP_PKEY *x,const EVP_CIPHER *enc,
-                             char *kstr,int klen, pem_password_cb *cd, void *u);
-
-#endif /* SSLEAY_MACROS */
-
+                                  char *kstr, int klen,
+                                  pem_password_cb *cb, void *u);
+
+EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb,
+                                 void *u);
+
+int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
+                              char *kstr, int klen, pem_password_cb *cd,
+                              void *u);
+
+EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x);
+int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x);
+
+EVP_PKEY *b2i_PrivateKey(const unsigned char **in, long length);
+EVP_PKEY *b2i_PublicKey(const unsigned char **in, long length);
+EVP_PKEY *b2i_PrivateKey_bio(BIO *in);
+EVP_PKEY *b2i_PublicKey_bio(BIO *in);
+int i2b_PrivateKey_bio(BIO *out, EVP_PKEY *pk);
+int i2b_PublicKey_bio(BIO *out, EVP_PKEY *pk);
+# ifndef OPENSSL_NO_RC4
+EVP_PKEY *b2i_PVK_bio(BIO *in, pem_password_cb *cb, void *u);
+int i2b_PVK_bio(BIO *out, EVP_PKEY *pk, int enclevel,
+                pem_password_cb *cb, void *u);
+# endif
 
 /* BEGIN ERROR CODES */
-/* The following lines are auto generated by the script mkerr.pl. Any changes
+/*
+ * The following lines are auto generated by the script mkerr.pl. Any changes
  * made after this point may be overwritten when the script is next run.
  */
 void ERR_load_PEM_strings(void);
@@ -636,47 +537,78 @@ void ERR_load_PEM_strings(void);
 /* Error codes for the PEM functions. */
 
 /* Function codes. */
-#define PEM_F_D2I_PKCS8PRIVATEKEY_BIO                   120
-#define PEM_F_D2I_PKCS8PRIVATEKEY_FP                    121
-#define PEM_F_DEF_CALLBACK                              100
-#define PEM_F_LOAD_IV                                   101
-#define PEM_F_PEM_ASN1_READ                             102
-#define PEM_F_PEM_ASN1_READ_BIO                                 103
-#define PEM_F_PEM_ASN1_WRITE                            104
-#define PEM_F_PEM_ASN1_WRITE_BIO                        105
-#define PEM_F_PEM_DO_HEADER                             106
-#define PEM_F_PEM_F_DO_PK8KEY_FP                        122
-#define PEM_F_PEM_F_PEM_WRITE_PKCS8PRIVATEKEY           118
-#define PEM_F_PEM_GET_EVP_CIPHER_INFO                   107
-#define PEM_F_PEM_READ                                  108
-#define PEM_F_PEM_READ_BIO                              109
-#define PEM_F_PEM_SEALFINAL                             110
-#define PEM_F_PEM_SEALINIT                              111
-#define PEM_F_PEM_SIGNFINAL                             112
-#define PEM_F_PEM_WRITE                                         113
-#define PEM_F_PEM_WRITE_BIO                             114
-#define PEM_F_PEM_WRITE_BIO_PKCS8PRIVATEKEY             119
-#define PEM_F_PEM_X509_INFO_READ                        115
-#define PEM_F_PEM_X509_INFO_READ_BIO                    116
-#define PEM_F_PEM_X509_INFO_WRITE_BIO                   117
+# define PEM_F_B2I_DSS                                    127
+# define PEM_F_B2I_PVK_BIO                                128
+# define PEM_F_B2I_RSA                                    129
+# define PEM_F_CHECK_BITLEN_DSA                           130
+# define PEM_F_CHECK_BITLEN_RSA                           131
+# define PEM_F_D2I_PKCS8PRIVATEKEY_BIO                    120
+# define PEM_F_D2I_PKCS8PRIVATEKEY_FP                     121
+# define PEM_F_DO_B2I                                     132
+# define PEM_F_DO_B2I_BIO                                 133
+# define PEM_F_DO_BLOB_HEADER                             134
+# define PEM_F_DO_PK8PKEY                                 126
+# define PEM_F_DO_PK8PKEY_FP                              125
+# define PEM_F_DO_PVK_BODY                                135
+# define PEM_F_DO_PVK_HEADER                              136
+# define PEM_F_I2B_PVK                                    137
+# define PEM_F_I2B_PVK_BIO                                138
+# define PEM_F_LOAD_IV                                    101
+# define PEM_F_PEM_ASN1_READ                              102
+# define PEM_F_PEM_ASN1_READ_BIO                          103
+# define PEM_F_PEM_ASN1_WRITE                             104
+# define PEM_F_PEM_ASN1_WRITE_BIO                         105
+# define PEM_F_PEM_DEF_CALLBACK                           100
+# define PEM_F_PEM_DO_HEADER                              106
+# define PEM_F_PEM_F_PEM_WRITE_PKCS8PRIVATEKEY            118
+# define PEM_F_PEM_GET_EVP_CIPHER_INFO                    107
+# define PEM_F_PEM_PK8PKEY                                119
+# define PEM_F_PEM_READ                                   108
+# define PEM_F_PEM_READ_BIO                               109
+# define PEM_F_PEM_READ_BIO_DHPARAMS                      141
+# define PEM_F_PEM_READ_BIO_PARAMETERS                    140
+# define PEM_F_PEM_READ_BIO_PRIVATEKEY                    123
+# define PEM_F_PEM_READ_DHPARAMS                          142
+# define PEM_F_PEM_READ_PRIVATEKEY                        124
+# define PEM_F_PEM_SEALFINAL                              110
+# define PEM_F_PEM_SEALINIT                               111
+# define PEM_F_PEM_SIGNFINAL                              112
+# define PEM_F_PEM_WRITE                                  113
+# define PEM_F_PEM_WRITE_BIO                              114
+# define PEM_F_PEM_WRITE_PRIVATEKEY                       139
+# define PEM_F_PEM_X509_INFO_READ                         115
+# define PEM_F_PEM_X509_INFO_READ_BIO                     116
+# define PEM_F_PEM_X509_INFO_WRITE_BIO                    117
 
 /* Reason codes. */
-#define PEM_R_BAD_BASE64_DECODE                                 100
-#define PEM_R_BAD_DECRYPT                               101
-#define PEM_R_BAD_END_LINE                              102
-#define PEM_R_BAD_IV_CHARS                              103
-#define PEM_R_BAD_PASSWORD_READ                                 104
-#define PEM_R_ERROR_CONVERTING_PRIVATE_KEY              115
-#define PEM_R_NOT_DEK_INFO                              105
-#define PEM_R_NOT_ENCRYPTED                             106
-#define PEM_R_NOT_PROC_TYPE                             107
-#define PEM_R_NO_START_LINE                             108
-#define PEM_R_PROBLEMS_GETTING_PASSWORD                         109
-#define PEM_R_PUBLIC_KEY_NO_RSA                                 110
-#define PEM_R_READ_KEY                                  111
-#define PEM_R_SHORT_HEADER                              112
-#define PEM_R_UNSUPPORTED_CIPHER                        113
-#define PEM_R_UNSUPPORTED_ENCRYPTION                    114
+# define PEM_R_BAD_BASE64_DECODE                          100
+# define PEM_R_BAD_DECRYPT                                101
+# define PEM_R_BAD_END_LINE                               102
+# define PEM_R_BAD_IV_CHARS                               103
+# define PEM_R_BAD_MAGIC_NUMBER                           116
+# define PEM_R_BAD_PASSWORD_READ                          104
+# define PEM_R_BAD_VERSION_NUMBER                         117
+# define PEM_R_BIO_WRITE_FAILURE                          118
+# define PEM_R_CIPHER_IS_NULL                             127
+# define PEM_R_ERROR_CONVERTING_PRIVATE_KEY               115
+# define PEM_R_EXPECTING_PRIVATE_KEY_BLOB                 119
+# define PEM_R_EXPECTING_PUBLIC_KEY_BLOB                  120
+# define PEM_R_INCONSISTENT_HEADER                        121
+# define PEM_R_KEYBLOB_HEADER_PARSE_ERROR                 122
+# define PEM_R_KEYBLOB_TOO_SHORT                          123
+# define PEM_R_NOT_DEK_INFO                               105
+# define PEM_R_NOT_ENCRYPTED                              106
+# define PEM_R_NOT_PROC_TYPE                              107
+# define PEM_R_NO_START_LINE                              108
+# define PEM_R_PROBLEMS_GETTING_PASSWORD                  109
+# define PEM_R_PUBLIC_KEY_NO_RSA                          110
+# define PEM_R_PVK_DATA_TOO_SHORT                         124
+# define PEM_R_PVK_TOO_SHORT                              125
+# define PEM_R_READ_KEY                                   111
+# define PEM_R_SHORT_HEADER                               112
+# define PEM_R_UNSUPPORTED_CIPHER                         113
+# define PEM_R_UNSUPPORTED_ENCRYPTION                     114
+# define PEM_R_UNSUPPORTED_KEY_COMPONENTS                 126
 
 #ifdef  __cplusplus
 }