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-rw-r--r--crypto/evp/evp.h1964
1 files changed, 1001 insertions, 963 deletions
diff --git a/crypto/evp/evp.h b/crypto/evp/evp.h
index 0bc232bac3..47abbac4a2 100644
--- a/crypto/evp/evp.h
+++ b/crypto/evp/evp.h
@@ -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:
@@ -34,10 +34,10 @@
* 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
@@ -57,141 +57,140 @@
*/
#ifndef HEADER_ENVELOPE_H
-#define HEADER_ENVELOPE_H
-
-#ifdef OPENSSL_ALGORITHM_DEFINES
-# include <openssl/opensslconf.h>
-#else
-# define OPENSSL_ALGORITHM_DEFINES
-# include <openssl/opensslconf.h>
-# undef OPENSSL_ALGORITHM_DEFINES
-#endif
+# define HEADER_ENVELOPE_H
+
+# ifdef OPENSSL_ALGORITHM_DEFINES
+# include <openssl/opensslconf.h>
+# else
+# define OPENSSL_ALGORITHM_DEFINES
+# include <openssl/opensslconf.h>
+# undef OPENSSL_ALGORITHM_DEFINES
+# endif
-#include <openssl/ossl_typ.h>
+# include <openssl/ossl_typ.h>
-#include <openssl/symhacks.h>
+# include <openssl/symhacks.h>
-#ifndef OPENSSL_NO_BIO
-#include <openssl/bio.h>
-#endif
+# ifndef OPENSSL_NO_BIO
+# include <openssl/bio.h>
+# endif
/*-
-#define EVP_RC2_KEY_SIZE 16
-#define EVP_RC4_KEY_SIZE 16
-#define EVP_BLOWFISH_KEY_SIZE 16
-#define EVP_CAST5_KEY_SIZE 16
-#define EVP_RC5_32_12_16_KEY_SIZE 16
+#define EVP_RC2_KEY_SIZE 16
+#define EVP_RC4_KEY_SIZE 16
+#define EVP_BLOWFISH_KEY_SIZE 16
+#define EVP_CAST5_KEY_SIZE 16
+#define EVP_RC5_32_12_16_KEY_SIZE 16
*/
-#define EVP_MAX_MD_SIZE 64 /* longest known is SHA512 */
-#define EVP_MAX_KEY_LENGTH 64
-#define EVP_MAX_IV_LENGTH 16
-#define EVP_MAX_BLOCK_LENGTH 32
+# define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
+# define EVP_MAX_KEY_LENGTH 64
+# define EVP_MAX_IV_LENGTH 16
+# define EVP_MAX_BLOCK_LENGTH 32
-#define PKCS5_SALT_LEN 8
+# define PKCS5_SALT_LEN 8
/* Default PKCS#5 iteration count */
-#define PKCS5_DEFAULT_ITER 2048
-
-#include <openssl/objects.h>
-
-#define EVP_PK_RSA 0x0001
-#define EVP_PK_DSA 0x0002
-#define EVP_PK_DH 0x0004
-#define EVP_PK_EC 0x0008
-#define EVP_PKT_SIGN 0x0010
-#define EVP_PKT_ENC 0x0020
-#define EVP_PKT_EXCH 0x0040
-#define EVP_PKS_RSA 0x0100
-#define EVP_PKS_DSA 0x0200
-#define EVP_PKS_EC 0x0400
-#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
-
-#define EVP_PKEY_NONE NID_undef
-#define EVP_PKEY_RSA NID_rsaEncryption
-#define EVP_PKEY_RSA2 NID_rsa
-#define EVP_PKEY_DSA NID_dsa
-#define EVP_PKEY_DSA1 NID_dsa_2
-#define EVP_PKEY_DSA2 NID_dsaWithSHA
-#define EVP_PKEY_DSA3 NID_dsaWithSHA1
-#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
-#define EVP_PKEY_DH NID_dhKeyAgreement
-#define EVP_PKEY_DHX NID_dhpublicnumber
-#define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
-#define EVP_PKEY_HMAC NID_hmac
-#define EVP_PKEY_CMAC NID_cmac
-
-#ifdef __cplusplus
+# define PKCS5_DEFAULT_ITER 2048
+
+# include <openssl/objects.h>
+
+# define EVP_PK_RSA 0x0001
+# define EVP_PK_DSA 0x0002
+# define EVP_PK_DH 0x0004
+# define EVP_PK_EC 0x0008
+# define EVP_PKT_SIGN 0x0010
+# define EVP_PKT_ENC 0x0020
+# define EVP_PKT_EXCH 0x0040
+# define EVP_PKS_RSA 0x0100
+# define EVP_PKS_DSA 0x0200
+# define EVP_PKS_EC 0x0400
+# define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
+
+# define EVP_PKEY_NONE NID_undef
+# define EVP_PKEY_RSA NID_rsaEncryption
+# define EVP_PKEY_RSA2 NID_rsa
+# define EVP_PKEY_DSA NID_dsa
+# define EVP_PKEY_DSA1 NID_dsa_2
+# define EVP_PKEY_DSA2 NID_dsaWithSHA
+# define EVP_PKEY_DSA3 NID_dsaWithSHA1
+# define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
+# define EVP_PKEY_DH NID_dhKeyAgreement
+# define EVP_PKEY_DHX NID_dhpublicnumber
+# define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
+# define EVP_PKEY_HMAC NID_hmac
+# define EVP_PKEY_CMAC NID_cmac
+
+#ifdef __cplusplus
extern "C" {
#endif
-/* Type needs to be a bit field
- * Sub-type needs to be for variations on the method, as in, can it do
- * arbitrary encryption.... */
-struct evp_pkey_st
- {
- int type;
- int save_type;
- int references;
- const EVP_PKEY_ASN1_METHOD *ameth;
- ENGINE *engine;
- union {
- char *ptr;
-#ifndef OPENSSL_NO_RSA
- struct rsa_st *rsa; /* RSA */
-#endif
-#ifndef OPENSSL_NO_DSA
- struct dsa_st *dsa; /* DSA */
-#endif
-#ifndef OPENSSL_NO_DH
- struct dh_st *dh; /* DH */
-#endif
-#ifndef OPENSSL_NO_EC
- struct ec_key_st *ec; /* ECC */
-#endif
- } pkey;
- int save_parameters;
- STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
- } /* EVP_PKEY */;
-
-#define EVP_PKEY_MO_SIGN 0x0001
-#define EVP_PKEY_MO_VERIFY 0x0002
-#define EVP_PKEY_MO_ENCRYPT 0x0004
-#define EVP_PKEY_MO_DECRYPT 0x0008
-
-#ifndef EVP_MD
-struct env_md_st
- {
- int type;
- int pkey_type;
- int md_size;
- unsigned long flags;
- int (*init)(EVP_MD_CTX *ctx);
- int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
- int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
- int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
- int (*cleanup)(EVP_MD_CTX *ctx);
-
- /* FIXME: prototype these some day */
- int (*sign)(int type, const unsigned char *m, unsigned int m_length,
- unsigned char *sigret, unsigned int *siglen, void *key);
- int (*verify)(int type, const unsigned char *m, unsigned int m_length,
- const unsigned char *sigbuf, unsigned int siglen,
- void *key);
- int required_pkey_type[5]; /*EVP_PKEY_xxx */
- int block_size;
- int ctx_size; /* how big does the ctx->md_data need to be */
- /* control function */
- int (*md_ctrl)(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
- } /* EVP_MD */;
-
-typedef int evp_sign_method(int type,const unsigned char *m,
- unsigned int m_length,unsigned char *sigret,
- unsigned int *siglen, void *key);
-typedef int evp_verify_method(int type,const unsigned char *m,
- unsigned int m_length,const unsigned char *sigbuf,
- unsigned int siglen, void *key);
+/*
+ * Type needs to be a bit field Sub-type needs to be for variations on the
+ * method, as in, can it do arbitrary encryption....
+ */
+struct evp_pkey_st {
+ int type;
+ int save_type;
+ int references;
+ const EVP_PKEY_ASN1_METHOD *ameth;
+ ENGINE *engine;
+ union {
+ char *ptr;
+# ifndef OPENSSL_NO_RSA
+ struct rsa_st *rsa; /* RSA */
+# endif
+# ifndef OPENSSL_NO_DSA
+ struct dsa_st *dsa; /* DSA */
+# endif
+# ifndef OPENSSL_NO_DH
+ struct dh_st *dh; /* DH */
+# endif
+# ifndef OPENSSL_NO_EC
+ struct ec_key_st *ec; /* ECC */
+# endif
+ } pkey;
+ int save_parameters;
+ STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
+} /* EVP_PKEY */ ;
+
+# define EVP_PKEY_MO_SIGN 0x0001
+# define EVP_PKEY_MO_VERIFY 0x0002
+# define EVP_PKEY_MO_ENCRYPT 0x0004
+# define EVP_PKEY_MO_DECRYPT 0x0008
+
+# ifndef EVP_MD
+struct env_md_st {
+ int type;
+ int pkey_type;
+ int md_size;
+ unsigned long flags;
+ int (*init) (EVP_MD_CTX *ctx);
+ int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
+ int (*final) (EVP_MD_CTX *ctx, unsigned char *md);
+ int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from);
+ int (*cleanup) (EVP_MD_CTX *ctx);
+ /* FIXME: prototype these some day */
+ int (*sign) (int type, const unsigned char *m, unsigned int m_length,
+ unsigned char *sigret, unsigned int *siglen, void *key);
+ int (*verify) (int type, const unsigned char *m, unsigned int m_length,
+ const unsigned char *sigbuf, unsigned int siglen,
+ void *key);
+ int required_pkey_type[5]; /* EVP_PKEY_xxx */
+ int block_size;
+ int ctx_size; /* how big does the ctx->md_data need to be */
+ /* control function */
+ int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
+} /* EVP_MD */ ;
+
+typedef int evp_sign_method(int type, const unsigned char *m,
+ unsigned int m_length, unsigned char *sigret,
+ unsigned int *siglen, void *key);
+typedef int evp_verify_method(int type, const unsigned char *m,
+ unsigned int m_length,
+ const unsigned char *sigbuf,
+ unsigned int siglen, void *key);
/* digest can only handle a single block */
-#define EVP_MD_FLAG_ONESHOT 0x0001
+# define EVP_MD_FLAG_ONESHOT 0x0001
/*
* digest is a "clone" digest used
@@ -199,505 +198,492 @@ typedef int evp_verify_method(int type,const unsigned char *m,
* one for a specific public key type.
* EVP_dss1() etc
*/
-#define EVP_MD_FLAG_PKEY_DIGEST 0x0002
+# define EVP_MD_FLAG_PKEY_DIGEST 0x0002
/* Digest uses EVP_PKEY_METHOD for signing instead of MD specific signing */
-#define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE 0x0004
+# define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE 0x0004
/* DigestAlgorithmIdentifier flags... */
-#define EVP_MD_FLAG_DIGALGID_MASK 0x0018
+# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
/* NULL or absent parameter accepted. Use NULL */
-#define EVP_MD_FLAG_DIGALGID_NULL 0x0000
+# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
-#define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
+# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
/* Custom handling via ctrl */
-#define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
+# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
/* Note if suitable for use in FIPS mode */
-#define EVP_MD_FLAG_FIPS 0x0400
+# define EVP_MD_FLAG_FIPS 0x0400
/* Digest ctrls */
-#define EVP_MD_CTRL_DIGALGID 0x1
-#define EVP_MD_CTRL_MICALG 0x2
+# define EVP_MD_CTRL_DIGALGID 0x1
+# define EVP_MD_CTRL_MICALG 0x2
/* Minimum Algorithm specific ctrl value */
-#define EVP_MD_CTRL_ALG_CTRL 0x1000
+# define EVP_MD_CTRL_ALG_CTRL 0x1000
-#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
+# define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
-#ifndef OPENSSL_NO_DSA
-#define EVP_PKEY_DSA_method (evp_sign_method *)DSA_sign, \
- (evp_verify_method *)DSA_verify, \
- {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
- EVP_PKEY_DSA4,0}
-#else
-#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
-#endif
+# ifndef OPENSSL_NO_DSA
+# define EVP_PKEY_DSA_method (evp_sign_method *)DSA_sign, \
+ (evp_verify_method *)DSA_verify, \
+ {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
+ EVP_PKEY_DSA4,0}
+# else
+# define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
+# endif
-#ifndef OPENSSL_NO_ECDSA
-#define EVP_PKEY_ECDSA_method (evp_sign_method *)ECDSA_sign, \
- (evp_verify_method *)ECDSA_verify, \
+# ifndef OPENSSL_NO_ECDSA
+# define EVP_PKEY_ECDSA_method (evp_sign_method *)ECDSA_sign, \
+ (evp_verify_method *)ECDSA_verify, \
{EVP_PKEY_EC,0,0,0}
-#else
-#define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
-#endif
-
-#ifndef OPENSSL_NO_RSA
-#define EVP_PKEY_RSA_method (evp_sign_method *)RSA_sign, \
- (evp_verify_method *)RSA_verify, \
- {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
-#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
- (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
- (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
- {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
-#else
-#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
-#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
-#endif
-
-#endif /* !EVP_MD */
-
-struct env_md_ctx_st
- {
- const EVP_MD *digest;
- ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
- unsigned long flags;
- void *md_data;
- /* Public key context for sign/verify */
- EVP_PKEY_CTX *pctx;
- /* Update function: usually copied from EVP_MD */
- int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
- } /* EVP_MD_CTX */;
+# else
+# define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
+# endif
+
+# ifndef OPENSSL_NO_RSA
+# define EVP_PKEY_RSA_method (evp_sign_method *)RSA_sign, \
+ (evp_verify_method *)RSA_verify, \
+ {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
+# define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
+ (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
+ (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
+ {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
+# else
+# define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
+# define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
+# endif
+
+# endif /* !EVP_MD */
+
+struct env_md_ctx_st {
+ const EVP_MD *digest;
+ ENGINE *engine; /* functional reference if 'digest' is
+ * ENGINE-provided */
+ unsigned long flags;
+ void *md_data;
+ /* Public key context for sign/verify */
+ EVP_PKEY_CTX *pctx;
+ /* Update function: usually copied from EVP_MD */
+ int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
+} /* EVP_MD_CTX */ ;
/* values for EVP_MD_CTX flags */
-#define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
- * once only */
-#define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
- * cleaned */
-#define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
- * in EVP_MD_CTX_cleanup */
-/* FIPS and pad options are ignored in 1.0.0, definitions are here
- * so we don't accidentally reuse the values for other purposes.
+# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
+ * called once only */
+# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
+ * cleaned */
+# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
+ * in EVP_MD_CTX_cleanup */
+/*
+ * FIPS and pad options are ignored in 1.0.0, definitions are here so we
+ * don't accidentally reuse the values for other purposes.
*/
-#define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008 /* Allow use of non FIPS digest
- * in FIPS mode */
+# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
+ * digest in FIPS mode */
-/* The following PAD options are also currently ignored in 1.0.0, digest
+/*
+ * The following PAD options are also currently ignored in 1.0.0, digest
* parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
* instead.
*/
-#define EVP_MD_CTX_FLAG_PAD_MASK 0xF0 /* RSA mode to use */
-#define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00 /* PKCS#1 v1.5 mode */
-#define EVP_MD_CTX_FLAG_PAD_X931 0x10 /* X9.31 mode */
-#define EVP_MD_CTX_FLAG_PAD_PSS 0x20 /* PSS mode */
-
-#define EVP_MD_CTX_FLAG_NO_INIT 0x0100 /* Don't initialize md_data */
-
-struct evp_cipher_st
- {
- int nid;
- int block_size;
-
- /* Default value for variable length ciphers */
- int key_len;
- int iv_len;
-
- /* Various flags */
- unsigned long flags;
-
- /* init key */
- int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
-
- /* encrypt/decrypt data */
- int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-
- /* cleanup ctx */
- int (*cleanup)(EVP_CIPHER_CTX *);
-
- /* how big ctx->cipher_data needs to be */
- int ctx_size;
-
- /* Populate a ASN1_TYPE with parameters */
- int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *);
-
- /* Get parameters from a ASN1_TYPE */
- int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *);
-
- /* Miscellaneous operations */
- int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr);
-
- /* Application data */
- void *app_data;
- } /* EVP_CIPHER */;
+# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
+# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
+# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
+# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
+
+# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
+
+struct evp_cipher_st {
+ int nid;
+ int block_size;
+ /* Default value for variable length ciphers */
+ int key_len;
+ int iv_len;
+ /* Various flags */
+ unsigned long flags;
+ /* init key */
+ int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc);
+ /* encrypt/decrypt data */
+ int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl);
+ /* cleanup ctx */
+ int (*cleanup) (EVP_CIPHER_CTX *);
+ /* how big ctx->cipher_data needs to be */
+ int ctx_size;
+ /* Populate a ASN1_TYPE with parameters */
+ int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
+ /* Get parameters from a ASN1_TYPE */
+ int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
+ /* Miscellaneous operations */
+ int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr);
+ /* Application data */
+ void *app_data;
+} /* EVP_CIPHER */ ;
/* Values for cipher flags */
/* Modes for ciphers */
-#define EVP_CIPH_STREAM_CIPHER 0x0
-#define EVP_CIPH_ECB_MODE 0x1
-#define EVP_CIPH_CBC_MODE 0x2
-#define EVP_CIPH_CFB_MODE 0x3
-#define EVP_CIPH_OFB_MODE 0x4
-#define EVP_CIPH_CTR_MODE 0x5
-#define EVP_CIPH_GCM_MODE 0x6
-#define EVP_CIPH_CCM_MODE 0x7
-#define EVP_CIPH_XTS_MODE 0x10001
-#define EVP_CIPH_WRAP_MODE 0x10002
-#define EVP_CIPH_MODE 0xF0007
+# define EVP_CIPH_STREAM_CIPHER 0x0
+# define EVP_CIPH_ECB_MODE 0x1
+# define EVP_CIPH_CBC_MODE 0x2
+# define EVP_CIPH_CFB_MODE 0x3
+# define EVP_CIPH_OFB_MODE 0x4
+# define EVP_CIPH_CTR_MODE 0x5
+# define EVP_CIPH_GCM_MODE 0x6
+# define EVP_CIPH_CCM_MODE 0x7
+# define EVP_CIPH_XTS_MODE 0x10001
+# define EVP_CIPH_WRAP_MODE 0x10002
+# define EVP_CIPH_MODE 0xF0007
/* Set if variable length cipher */
-#define EVP_CIPH_VARIABLE_LENGTH 0x8
+# define EVP_CIPH_VARIABLE_LENGTH 0x8
/* Set if the iv handling should be done by the cipher itself */
-#define EVP_CIPH_CUSTOM_IV 0x10
+# define EVP_CIPH_CUSTOM_IV 0x10
/* Set if the cipher's init() function should be called if key is NULL */
-#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
+# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
/* Call ctrl() to init cipher parameters */
-#define EVP_CIPH_CTRL_INIT 0x40
+# define EVP_CIPH_CTRL_INIT 0x40
/* Don't use standard key length function */
-#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
+# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
/* Don't use standard block padding */
-#define EVP_CIPH_NO_PADDING 0x100
+# define EVP_CIPH_NO_PADDING 0x100
/* cipher handles random key generation */
-#define EVP_CIPH_RAND_KEY 0x200
+# define EVP_CIPH_RAND_KEY 0x200
/* cipher has its own additional copying logic */
-#define EVP_CIPH_CUSTOM_COPY 0x400
+# define EVP_CIPH_CUSTOM_COPY 0x400
/* Allow use default ASN1 get/set iv */
-#define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
+# define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
/* Buffer length in bits not bytes: CFB1 mode only */
-#define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
+# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
/* Note if suitable for use in FIPS mode */
-#define EVP_CIPH_FLAG_FIPS 0x4000
+# define EVP_CIPH_FLAG_FIPS 0x4000
/* Allow non FIPS cipher in FIPS mode */
-#define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
-/* Cipher handles any and all padding logic as well
- * as finalisation.
+# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
+/*
+ * Cipher handles any and all padding logic as well as finalisation.
*/
-#define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
-#define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
-#define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
+# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
+# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
+# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
-/* Cipher context flag to indicate we can handle
- * wrap mode: if allowed in older applications it could
- * overflow buffers.
+/*
+ * Cipher context flag to indicate we can handle wrap mode: if allowed in
+ * older applications it could overflow buffers.
*/
-#define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
+# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
/* ctrl() values */
-#define EVP_CTRL_INIT 0x0
-#define EVP_CTRL_SET_KEY_LENGTH 0x1
-#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
-#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
-#define EVP_CTRL_GET_RC5_ROUNDS 0x4
-#define EVP_CTRL_SET_RC5_ROUNDS 0x5
-#define EVP_CTRL_RAND_KEY 0x6
-#define EVP_CTRL_PBE_PRF_NID 0x7
-#define EVP_CTRL_COPY 0x8
-#define EVP_CTRL_GCM_SET_IVLEN 0x9
-#define EVP_CTRL_GCM_GET_TAG 0x10
-#define EVP_CTRL_GCM_SET_TAG 0x11
-#define EVP_CTRL_GCM_SET_IV_FIXED 0x12
-#define EVP_CTRL_GCM_IV_GEN 0x13
-#define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_GCM_SET_IVLEN
-#define EVP_CTRL_CCM_GET_TAG EVP_CTRL_GCM_GET_TAG
-#define EVP_CTRL_CCM_SET_TAG EVP_CTRL_GCM_SET_TAG
-#define EVP_CTRL_CCM_SET_L 0x14
-#define EVP_CTRL_CCM_SET_MSGLEN 0x15
-/* AEAD cipher deduces payload length and returns number of bytes
- * required to store MAC and eventual padding. Subsequent call to
- * EVP_Cipher even appends/verifies MAC.
+# define EVP_CTRL_INIT 0x0
+# define EVP_CTRL_SET_KEY_LENGTH 0x1
+# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
+# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
+# define EVP_CTRL_GET_RC5_ROUNDS 0x4
+# define EVP_CTRL_SET_RC5_ROUNDS 0x5
+# define EVP_CTRL_RAND_KEY 0x6
+# define EVP_CTRL_PBE_PRF_NID 0x7
+# define EVP_CTRL_COPY 0x8
+# define EVP_CTRL_GCM_SET_IVLEN 0x9
+# define EVP_CTRL_GCM_GET_TAG 0x10
+# define EVP_CTRL_GCM_SET_TAG 0x11
+# define EVP_CTRL_GCM_SET_IV_FIXED 0x12
+# define EVP_CTRL_GCM_IV_GEN 0x13
+# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_GCM_SET_IVLEN
+# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_GCM_GET_TAG
+# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_GCM_SET_TAG
+# define EVP_CTRL_CCM_SET_L 0x14
+# define EVP_CTRL_CCM_SET_MSGLEN 0x15
+/*
+ * AEAD cipher deduces payload length and returns number of bytes required to
+ * store MAC and eventual padding. Subsequent call to EVP_Cipher even
+ * appends/verifies MAC.
*/
-#define EVP_CTRL_AEAD_TLS1_AAD 0x16
+# define EVP_CTRL_AEAD_TLS1_AAD 0x16
/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
-#define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
+# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
/* Set the GCM invocation field, decrypt only */
-#define EVP_CTRL_GCM_SET_IV_INV 0x18
+# define EVP_CTRL_GCM_SET_IV_INV 0x18
-#define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
-#define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
-#define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
-#define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
+# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
+# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
+# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
+# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
typedef struct {
- unsigned char *out;
- const unsigned char *inp;
- size_t len;
- unsigned int interleave;
+ unsigned char *out;
+ const unsigned char *inp;
+ size_t len;
+ unsigned int interleave;
} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
/* GCM TLS constants */
/* Length of fixed part of IV derived from PRF */
-#define EVP_GCM_TLS_FIXED_IV_LEN 4
+# define EVP_GCM_TLS_FIXED_IV_LEN 4
/* Length of explicit part of IV part of TLS records */
-#define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
+# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
/* Length of tag for TLS */
-#define EVP_GCM_TLS_TAG_LEN 16
-
-typedef struct evp_cipher_info_st
- {
- const EVP_CIPHER *cipher;
- unsigned char iv[EVP_MAX_IV_LENGTH];
- } EVP_CIPHER_INFO;
-
-struct evp_cipher_ctx_st
- {
- const EVP_CIPHER *cipher;
- ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
- int encrypt; /* encrypt or decrypt */
- int buf_len; /* number we have left */
-
- unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
- unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
- unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
- int num; /* used by cfb/ofb/ctr mode */
-
- void *app_data; /* application stuff */
- int key_len; /* May change for variable length cipher */
- unsigned long flags; /* Various flags */
- void *cipher_data; /* per EVP data */
- int final_used;
- int block_mask;
- unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
- } /* EVP_CIPHER_CTX */;
-
-typedef struct evp_Encode_Ctx_st
- {
- /* number saved in a partial encode/decode */
- int num;
-
- /* The length is either the output line length
- * (in input bytes) or the shortest input line
- * length that is ok. Once decoding begins,
- * the length is adjusted up each time a longer
- * line is decoded
- */
- int length;
-
- /* data to encode */
- unsigned char enc_data[80];
-
- /* number read on current line */
- int line_num;
- int expect_nl;
- } EVP_ENCODE_CTX;
+# define EVP_GCM_TLS_TAG_LEN 16
+
+typedef struct evp_cipher_info_st {
+ const EVP_CIPHER *cipher;
+ unsigned char iv[EVP_MAX_IV_LENGTH];
+} EVP_CIPHER_INFO;
+
+struct evp_cipher_ctx_st {
+ const EVP_CIPHER *cipher;
+ ENGINE *engine; /* functional reference if 'cipher' is
+ * ENGINE-provided */
+ int encrypt; /* encrypt or decrypt */
+ int buf_len; /* number we have left */
+ unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
+ unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
+ unsigned char buf[EVP_MAX_BLOCK_LENGTH]; /* saved partial block */
+ int num; /* used by cfb/ofb/ctr mode */
+ void *app_data; /* application stuff */
+ int key_len; /* May change for variable length cipher */
+ unsigned long flags; /* Various flags */
+ void *cipher_data; /* per EVP data */
+ int final_used;
+ int block_mask;
+ unsigned char final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */
+} /* EVP_CIPHER_CTX */ ;
+
+typedef struct evp_Encode_Ctx_st {
+ /* number saved in a partial encode/decode */
+ int num;
+ /*
+ * The length is either the output line length (in input bytes) or the
+ * shortest input line length that is ok. Once decoding begins, the
+ * length is adjusted up each time a longer line is decoded
+ */
+ int length;
+ /* data to encode */
+ unsigned char enc_data[80];
+ /* number read on current line */
+ int line_num;
+ int expect_nl;
+} EVP_ENCODE_CTX;
/* Password based encryption function */
-typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
- ASN1_TYPE *param, const EVP_CIPHER *cipher,
- const EVP_MD *md, int en_de);
-
-#ifndef OPENSSL_NO_RSA
-#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
- (char *)(rsa))
-#endif
+typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
+ int passlen, ASN1_TYPE *param,
+ const EVP_CIPHER *cipher, const EVP_MD *md,
+ int en_de);
+
+# ifndef OPENSSL_NO_RSA
+# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
+ (char *)(rsa))
+# endif
-#ifndef OPENSSL_NO_DSA
-#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
- (char *)(dsa))
-#endif
+# ifndef OPENSSL_NO_DSA
+# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
+ (char *)(dsa))
+# endif
-#ifndef OPENSSL_NO_DH
-#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
- (char *)(dh))
-#endif
+# ifndef OPENSSL_NO_DH
+# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
+ (char *)(dh))
+# endif
-#ifndef OPENSSL_NO_EC
-#define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
+# ifndef OPENSSL_NO_EC
+# define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
(char *)(eckey))
-#endif
+# endif
/* Add some extra combinations */
-#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
-#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
-#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
-#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
+# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
+# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
+# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
+# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
int EVP_MD_type(const EVP_MD *md);
-#define EVP_MD_nid(e) EVP_MD_type(e)
-#define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
-int EVP_MD_pkey_type(const EVP_MD *md);
+# define EVP_MD_nid(e) EVP_MD_type(e)
+# define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
+int EVP_MD_pkey_type(const EVP_MD *md);
int EVP_MD_size(const EVP_MD *md);
int EVP_MD_block_size(const EVP_MD *md);
unsigned long EVP_MD_flags(const EVP_MD *md);
const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
-#define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
-#define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
-#define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
+# define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
+# define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
+# define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
-#define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
+# define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
-#define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
+# define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
-const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
+const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
-void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
+void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
-#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
+# define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
-#define EVP_CIPHER_CTX_mode(e) (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
-
-#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
-#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
-
-#define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
-#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
-#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
-#define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
-#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
-#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
-#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
-#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
-#define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
-#define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
-
-#ifdef CONST_STRICT
-void BIO_set_md(BIO *,const EVP_MD *md);
-#else
-# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
-#endif
-#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
-#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
-#define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
-#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
-#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
+# define EVP_CIPHER_CTX_mode(e) (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
+
+# define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
+# define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
+
+# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
+# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
+# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
+# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
+# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
+# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
+# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
+# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
+# define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
+# define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
+
+# ifdef CONST_STRICT
+void BIO_set_md(BIO *, const EVP_MD *md);
+# else
+# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
+# endif