/* crypto/pem/pem.h *//* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) * All rights reserved. * * 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: * 1. Redistributions of source code must retain the copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software *    must display the following acknowledgement: *    "This product includes cryptographic software written by *     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  *    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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * 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 * [including the GNU Public 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>#ifdef  __cplusplusextern "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_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"  /* 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		40typedef 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(...) */#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) /**/#else#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)); \} \#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)); \} #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)); \	}#endif#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)); \}#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)); \}#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 DECLARE_PEM_write_fp(name, type) \	int PEM_write_##name(FILE *fp, 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_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_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_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) \