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boringssl/include/openssl/pem.h

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/* 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 OPENSSL_HEADER_PEM_H
#define OPENSSL_HEADER_PEM_H
#include <openssl/base64.h>
#include <openssl/bio.h>
#include <openssl/cipher.h>
#include <openssl/digest.h>
#include <openssl/evp.h>
#include <openssl/pkcs7.h>
#include <openssl/stack.h>
#include <openssl/x509.h>
// For compatibility with open-iscsi, which assumes that it can get
// |OPENSSL_malloc| from pem.h or err.h
#include <openssl/crypto.h>
#ifdef __cplusplus
extern "C" {
#endif
#define PEM_BUFSIZE 1024
#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_EC "EC PRIVATE 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_SSL_SESSION "SSL SESSION PARAMETERS"
#define PEM_STRING_DSAPARAMS "DSA PARAMETERS"
#define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
#define PEM_STRING_ECPRIVATEKEY "EC PRIVATE KEY"
#define PEM_STRING_CMS "CMS"
// 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
// 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 IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
static void *pem_read_##name##_d2i(void **x, const unsigned char **inp, \
long len) { \
return d2i_##asn1((type **)x, inp, len); \
} \
OPENSSL_EXPORT type *PEM_read_##name(FILE *fp, type **x, \
pem_password_cb *cb, void *u) { \
return (type *)PEM_ASN1_read(pem_read_##name##_d2i, str, fp, (void **)x, \
cb, u); \
}
#define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
static int pem_write_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((type *)x, outp); \
} \
OPENSSL_EXPORT int PEM_write_##name(FILE *fp, type *x) { \
return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, x, NULL, NULL, 0, \
NULL, NULL); \
}
#define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
static int pem_write_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((const type *)x, outp); \
} \
OPENSSL_EXPORT int PEM_write_##name(FILE *fp, const type *x) { \
return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, (void *)x, NULL, \
NULL, 0, NULL, NULL); \
}
#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
static int pem_write_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((type *)x, outp); \
} \
OPENSSL_EXPORT 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(pem_write_##name##_i2d, str, fp, x, enc, kstr, klen, \
cb, u); \
}
#define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
static int pem_write_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((const type *)x, outp); \
} \
OPENSSL_EXPORT 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(pem_write_##name##_i2d, str, fp, x, enc, kstr, klen, \
cb, u); \
}
#define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
static void *pem_read_bio_##name##_d2i(void **x, const unsigned char **inp, \
long len) { \
return d2i_##asn1((type **)x, inp, len); \
} \
OPENSSL_EXPORT type *PEM_read_bio_##name(BIO *bp, type **x, \
pem_password_cb *cb, void *u) { \
return (type *)PEM_ASN1_read_bio(pem_read_bio_##name##_d2i, str, bp, \
(void **)x, cb, u); \
}
#define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((type *)x, outp); \
} \
OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, type *x) { \
return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, x, NULL, \
NULL, 0, NULL, NULL); \
}
#define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((const type *)x, outp); \
} \
OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, const type *x) { \
return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, (void *)x, \
NULL, NULL, 0, NULL, NULL); \
}
#define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((type *)x, outp); \
} \
OPENSSL_EXPORT 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(pem_write_bio_##name##_i2d, str, bp, x, enc, \
kstr, klen, cb, u); \
}
#define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
return i2d_##asn1((const type *)x, outp); \
} \
OPENSSL_EXPORT 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(pem_write_bio_##name##_i2d, str, bp, (void *)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_const(name, type, str, asn1) \
IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
IMPLEMENT_PEM_write_fp_const(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_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)
#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_const(name, type, str, asn1) \
IMPLEMENT_PEM_read(name, type, str, asn1) \
IMPLEMENT_PEM_write_const(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
#define DECLARE_PEM_read_fp(name, type) \
OPENSSL_EXPORT type *PEM_read_##name(FILE *fp, type **x, \
pem_password_cb *cb, void *u);
#define DECLARE_PEM_write_fp(name, type) \
OPENSSL_EXPORT int PEM_write_##name(FILE *fp, type *x);
#define DECLARE_PEM_write_fp_const(name, type) \
OPENSSL_EXPORT int PEM_write_##name(FILE *fp, const type *x);
#define DECLARE_PEM_write_cb_fp(name, type) \
OPENSSL_EXPORT int PEM_write_##name( \
FILE *fp, type *x, const EVP_CIPHER *enc, unsigned char *kstr, int klen, \
pem_password_cb *cb, void *u);
#define DECLARE_PEM_read_bio(name, type) \
OPENSSL_EXPORT type *PEM_read_bio_##name(BIO *bp, type **x, \
pem_password_cb *cb, void *u);
#define DECLARE_PEM_write_bio(name, type) \
OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, type *x);
#define DECLARE_PEM_write_bio_const(name, type) \
OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, const type *x);
#define DECLARE_PEM_write_cb_bio(name, type) \
OPENSSL_EXPORT 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 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)
// "userdata": new with OpenSSL 0.9.4
typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata);
OPENSSL_EXPORT int PEM_get_EVP_CIPHER_INFO(char *header,
EVP_CIPHER_INFO *cipher);
OPENSSL_EXPORT int PEM_do_header(EVP_CIPHER_INFO *cipher, unsigned char *data,
long *len, pem_password_cb *callback, void *u);
// PEM_read_bio reads from |bp|, until the next PEM block. If one is found, it
// returns one and sets |*name|, |*header|, and |*data| to newly-allocated
// buffers containing the PEM type, the header block, and the decoded data,
// respectively. |*name| and |*header| are NUL-terminated C strings, while
// |*data| has |*len| bytes. The caller must release each of |*name|, |*header|,
// and |*data| with |OPENSSL_free| when done. If no PEM block is found, this
// function returns zero and pushes |PEM_R_NO_START_LINE| to the error queue. If
// one is found, but there is an error decoding it, it returns zero and pushes
// some other error to the error queue.
OPENSSL_EXPORT int PEM_read_bio(BIO *bp, char **name, char **header,
unsigned char **data, long *len);
// PEM_write_bio writes a PEM block to |bp|, containing |len| bytes from |data|
// as data. |name| and |hdr| are NUL-terminated C strings containing the PEM
// type and header block, respectively. This function returns zero on error and
// the number of bytes written on success.
OPENSSL_EXPORT int PEM_write_bio(BIO *bp, const char *name, const char *hdr,
const unsigned char *data, long len);
OPENSSL_EXPORT int PEM_bytes_read_bio(unsigned char **pdata, long *plen,
char **pnm, const char *name, BIO *bp,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT void *PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name,
BIO *bp, void **x, pem_password_cb *cb,
void *u);
OPENSSL_EXPORT 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);
OPENSSL_EXPORT STACK_OF(X509_INFO) *PEM_X509_INFO_read_bio(
BIO *bp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
OPENSSL_EXPORT int PEM_read(FILE *fp, char **name, char **header,
unsigned char **data, long *len);
OPENSSL_EXPORT int PEM_write(FILE *fp, const char *name, const char *hdr,
const unsigned char *data, long len);
OPENSSL_EXPORT void *PEM_ASN1_read(d2i_of_void *d2i, const char *name, FILE *fp,
void **x, pem_password_cb *cb, void *u);
OPENSSL_EXPORT 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);
OPENSSL_EXPORT STACK_OF(X509_INFO) *PEM_X509_INFO_read(FILE *fp,
STACK_OF(X509_INFO) *sk,
pem_password_cb *cb,
void *u);
// PEM_def_callback treats |userdata| as a string and copies it into |buf|,
// assuming its |size| is sufficient. Returns the length of the string, or 0
// if there is not enough room. If either |buf| or |userdata| is NULL, 0 is
// returned. Note that this is different from OpenSSL, which prompts for a
// password.
OPENSSL_EXPORT int PEM_def_callback(char *buf, int size, int rwflag,
void *userdata);
OPENSSL_EXPORT void PEM_proc_type(char *buf, int type);
OPENSSL_EXPORT void PEM_dek_info(char *buf, const char *type, int len,
char *str);
DECLARE_PEM_rw(X509, X509)
DECLARE_PEM_rw(X509_AUX, X509)
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(PKCS8, X509_SIG)
DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
DECLARE_PEM_rw_cb(RSAPrivateKey, RSA)
DECLARE_PEM_rw_const(RSAPublicKey, RSA)
DECLARE_PEM_rw(RSA_PUBKEY, RSA)
#ifndef OPENSSL_NO_DSA
DECLARE_PEM_rw_cb(DSAPrivateKey, DSA)
DECLARE_PEM_rw(DSA_PUBKEY, DSA)
DECLARE_PEM_rw_const(DSAparams, DSA)
#endif
DECLARE_PEM_rw_cb(ECPrivateKey, EC_KEY)
DECLARE_PEM_rw(EC_PUBKEY, EC_KEY)
DECLARE_PEM_rw_const(DHparams, DH)
DECLARE_PEM_rw_cb(PrivateKey, EVP_PKEY)
DECLARE_PEM_rw(PUBKEY, EVP_PKEY)
OPENSSL_EXPORT int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x,
int nid, char *kstr,
int klen,
pem_password_cb *cb,
void *u);
OPENSSL_EXPORT int PEM_write_bio_PKCS8PrivateKey(BIO *, EVP_PKEY *,
const EVP_CIPHER *, char *,
int, pem_password_cb *,
void *);
OPENSSL_EXPORT int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x,
const EVP_CIPHER *enc, char *kstr,
int klen, pem_password_cb *cb,
void *u);
OPENSSL_EXPORT int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid,
char *kstr, int klen,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x,
const EVP_CIPHER *enc, char *kstr,
int klen, pem_password_cb *cb,
void *u);
OPENSSL_EXPORT int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid,
char *kstr, int klen,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
char *kstr, int klen,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x,
pem_password_cb *cb, void *u);
OPENSSL_EXPORT int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x,
const EVP_CIPHER *enc, char *kstr,
int klen, pem_password_cb *cd,
void *u);
#ifdef __cplusplus
}
#endif
#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_CIPHER_IS_NULL 105
#define PEM_R_ERROR_CONVERTING_PRIVATE_KEY 106
#define PEM_R_NOT_DEK_INFO 107
#define PEM_R_NOT_ENCRYPTED 108
#define PEM_R_NOT_PROC_TYPE 109
#define PEM_R_NO_START_LINE 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
#endif // OPENSSL_HEADER_PEM_H