X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fevp%2Fevp_locl.h;h=94162d6419020372eb49d0aee4bc5fe8ececa6ae;hp=91670b414c2154469c6950ba1c7c652c7a2f4f02;hb=4739ccdb395c95bd9d05110d22f032987cf0cfe3;hpb=135883505078a868349e0a3c24514099e3cb2dac

diff --git a/crypto/evp/evp_locl.h b/crypto/evp/evp_locl.h
index 91670b414c..94162d6419 100644
--- a/crypto/evp/evp_locl.h
+++ b/crypto/evp/evp_locl.h
@@ -1,5 +1,5 @@
 /* evp_locl.h */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2000.
  */
 /* ====================================================================
@@ -61,46 +61,131 @@
 /* Wrapper functions for each cipher mode */
 
 #define BLOCK_CIPHER_ecb_loop() \
-	unsigned int i; \
-	if(inl < 8) return 1;\
-	inl -= 8; \
-	for(i=0; i <= inl; i+=8) \
+	size_t i, bl; \
+	bl = ctx->cipher->block_size;\
+	if(inl < bl) return 1;\
+	inl -= bl; \
+	for(i=0; i <= inl; i+=bl) 
 
-#define BLOCK_CIPHER_func_ecb(cname, cprefix, kname) \
-static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
+#define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
+static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
 {\
 	BLOCK_CIPHER_ecb_loop() \
-		cprefix##_ecb_encrypt(in + i, out + i, &ctx->c.kname, ctx->encrypt);\
+		cprefix##_ecb_encrypt(in + i, out + i, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
 	return 1;\
 }
 
-#define BLOCK_CIPHER_func_ofb(cname, cprefix, kname) \
-static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
+#define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2))
+
+#define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \
+static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
 {\
-	cprefix##_ofb64_encrypt(in, out, (long)inl, &ctx->c.kname, ctx->iv, &ctx->num);\
+	while(inl>=EVP_MAXCHUNK)\
+	    {\
+	    cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
+	    inl-=EVP_MAXCHUNK;\
+	    in +=EVP_MAXCHUNK;\
+	    out+=EVP_MAXCHUNK;\
+	    }\
+	if (inl)\
+	    cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num);\
 	return 1;\
 }
 
-#define BLOCK_CIPHER_func_cbc(cname, cprefix, kname) \
-static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
+#define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
+static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
 {\
-	cprefix##_cbc_encrypt(in, out, (long)inl, &ctx->c.kname, ctx->iv, ctx->encrypt);\
+	while(inl>=EVP_MAXCHUNK) \
+	    {\
+	    cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
+	    inl-=EVP_MAXCHUNK;\
+	    in +=EVP_MAXCHUNK;\
+	    out+=EVP_MAXCHUNK;\
+	    }\
+	if (inl)\
+	    cprefix##_cbc_encrypt(in, out, (long)inl, &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, ctx->encrypt);\
 	return 1;\
 }
 
-#define BLOCK_CIPHER_func_cfb(cname, cprefix, kname) \
-static int cname##_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl) \
+#define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
+static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
 {\
-	cprefix##_cfb64_encrypt(in, out, (long)inl, &ctx->c.kname, ctx->iv, &ctx->num, ctx->encrypt);\
+	size_t chunk=EVP_MAXCHUNK;\
+	if (cbits==1)  chunk>>=3;\
+	if (inl<chunk) chunk=inl;\
+	while(inl && inl>=chunk)\
+	    {\
+            cprefix##_cfb##cbits##_encrypt(in, out, (long)((cbits==1) && !(ctx->flags & EVP_CIPH_FLAG_LENGTH_BITS) ?inl*8:inl), &((kstruct *)ctx->cipher_data)->ksched, ctx->iv, &ctx->num, ctx->encrypt);\
+	    inl-=chunk;\
+	    in +=chunk;\
+	    out+=chunk;\
+	    if(inl<chunk) chunk=inl;\
+	    }\
 	return 1;\
 }
 
-#define BLOCK_CIPHER_all_funcs(cname, cprefix, kname) \
-	BLOCK_CIPHER_func_cbc(cname, cprefix, kname) \
-	BLOCK_CIPHER_func_cfb(cname, cprefix, kname) \
-	BLOCK_CIPHER_func_ecb(cname, cprefix, kname) \
-	BLOCK_CIPHER_func_ofb(cname, cprefix, kname)
+#define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
+	BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \
+	BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \
+	BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \
+	BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched)
+
+#define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \
+			  key_len, iv_len, flags, init_key, cleanup, \
+			  set_asn1, get_asn1, ctrl) \
+static const EVP_CIPHER cname##_##mode = { \
+	nid##_##nmode, block_size, key_len, iv_len, \
+	flags | EVP_CIPH_##MODE##_MODE, \
+	init_key, \
+	cname##_##mode##_cipher, \
+	cleanup, \
+	sizeof(kstruct), \
+	set_asn1, get_asn1,\
+	ctrl, \
+	NULL \
+}; \
+const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; }
+
+#define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \
+			     iv_len, flags, init_key, cleanup, set_asn1, \
+			     get_asn1, ctrl) \
+BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \
+		  iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
+
+#define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \
+			     iv_len, cbits, flags, init_key, cleanup, \
+			     set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \
+		  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
+		  get_asn1, ctrl)
+
+#define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \
+			     iv_len, cbits, flags, init_key, cleanup, \
+			     set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \
+		  key_len, iv_len, flags, init_key, cleanup, set_asn1, \
+		  get_asn1, ctrl)
 
+#define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \
+			     flags, init_key, cleanup, set_asn1, \
+			     get_asn1, ctrl) \
+BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \
+		  0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl)
+
+#define BLOCK_CIPHER_defs(cname, kstruct, \
+			  nid, block_size, key_len, iv_len, cbits, flags, \
+			  init_key, cleanup, set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \
+		     init_key, cleanup, set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \
+		     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \
+		     flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \
+BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \
+		     init_key, cleanup, set_asn1, get_asn1, ctrl)
+
+
+/*
 #define BLOCK_CIPHER_defs(cname, kstruct, \
 				nid, block_size, key_len, iv_len, flags,\
 				 init_key, cleanup, set_asn1, get_asn1, ctrl)\
@@ -156,13 +241,107 @@ static const EVP_CIPHER cname##_ecb = {\
 	NULL \
 };\
 const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
+*/
+
+#define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \
+			       block_size, key_len, iv_len, cbits, \
+			       flags, init_key, \
+			       cleanup, set_asn1, get_asn1, ctrl) \
+	BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \
+	BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \
+			  cbits, flags, init_key, cleanup, set_asn1, \
+			  get_asn1, ctrl)
+
+#define EVP_C_DATA(kstruct, ctx)	((kstruct *)(ctx)->cipher_data)
+
+#define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \
+	BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \
+	BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \
+			     NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \
+			     (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \
+			     cipher##_init_key, NULL, NULL, NULL, NULL)
+
+struct evp_pkey_ctx_st
+	{
+	/* Method associated with this operation */
+	const EVP_PKEY_METHOD *pmeth;
+	/* Engine that implements this method or NULL if builtin */
+	ENGINE *engine;
+	/* Key: may be NULL */
+	EVP_PKEY *pkey;
+	/* Peer key for key agreement, may be NULL */
+	EVP_PKEY *peerkey;
+	/* Actual operation */
+	int operation;
+	/* Algorithm specific data */
+	void *data;
+	/* Application specific data */
+	void *app_data;
+	/* Keygen callback */
+	EVP_PKEY_gen_cb *pkey_gencb;
+	/* implementation specific keygen data */
+	int *keygen_info;
+	int keygen_info_count;
+	} /* EVP_PKEY_CTX */;
+
+#define EVP_PKEY_FLAG_DYNAMIC	1
+
+struct evp_pkey_method_st
+	{
+	int pkey_id;
+	int flags;
+
+	int (*init)(EVP_PKEY_CTX *ctx);
+	int (*copy)(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src);
+	void (*cleanup)(EVP_PKEY_CTX *ctx);
+
+	int (*paramgen_init)(EVP_PKEY_CTX *ctx);
+	int (*paramgen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);
+
+	int (*keygen_init)(EVP_PKEY_CTX *ctx);
+	int (*keygen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey);
+
+	int (*sign_init)(EVP_PKEY_CTX *ctx);
+	int (*sign)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
+				const unsigned char *tbs, size_t tbslen);
+
+	int (*verify_init)(EVP_PKEY_CTX *ctx);
+	int (*verify)(EVP_PKEY_CTX *ctx,
+				const unsigned char *sig, size_t siglen,
+				const unsigned char *tbs, size_t tbslen);
+
+	int (*verify_recover_init)(EVP_PKEY_CTX *ctx);
+	int (*verify_recover)(EVP_PKEY_CTX *ctx,
+				unsigned char *rout, size_t *routlen,
+				const unsigned char *sig, size_t siglen);
+
+	int (*signctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx);
+	int (*signctx)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
+					EVP_MD_CTX *mctx);
+
+	int (*verifyctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx);
+	int (*verifyctx)(EVP_PKEY_CTX *ctx, const unsigned char *sig,int siglen,
+					EVP_MD_CTX *mctx);
+
+	int (*encrypt_init)(EVP_PKEY_CTX *ctx);
+	int (*encrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
+					const unsigned char *in, size_t inlen);
+
+	int (*decrypt_init)(EVP_PKEY_CTX *ctx);
+	int (*decrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
+					const unsigned char *in, size_t inlen);
+
+	int (*derive_init)(EVP_PKEY_CTX *ctx);
+	int (*derive)(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
+
+	int (*ctrl)(EVP_PKEY_CTX *ctx, int type, int p1, void *p2);
+	int (*ctrl_str)(EVP_PKEY_CTX *ctx, const char *type, const char *value);
 
 
+	} /* EVP_PKEY_METHOD */;
 
-#define IMPLEMENT_BLOCK_CIPHER(cname, kname, cprefix, kstruct, \
-				nid, block_size, key_len, iv_len, flags, \
-				 init_key, cleanup, set_asn1, get_asn1, ctrl) \
-	BLOCK_CIPHER_all_funcs(cname, cprefix, kname) \
-	BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, flags,\
-		 init_key, cleanup, set_asn1, get_asn1, ctrl) 
+void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx);
 
+int PKCS5_v2_PBKDF2_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
+                         ASN1_TYPE *param,
+			 const EVP_CIPHER *c, const EVP_MD *md, int en_de);