-/* Macros to code block cipher wrappers */
-
-/* Wrapper functions for each cipher mode */
-
-#define BLOCK_CIPHER_ecb_loop() \
- 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, 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, &((kstruct *)ctx->cipher_data)->ksched, ctx->encrypt);\
- return 1;\
-}
-
-#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) \
-{\
- 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, kstruct, ksched) \
-static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
- 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, cbits, kstruct, ksched) \
-static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \
-{\
- 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, 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, \
- (cbits + 7)/8, 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)
-
+/* EVP_MD_CTX related stuff */
+
+#include <openssl/core_numbers.h>
+
+struct evp_md_ctx_st {
+ const EVP_MD *reqdigest; /* The original requested digest */
+ 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);
+
+ /* Provider ctx */
+ void *provctx;
+ EVP_MD *fetched_digest;
+} /* EVP_MD_CTX */ ;
+
+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 */
+ /* FIXME: Should this even exist? It appears unused */
+ 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 */
+
+ /* Provider ctx */
+ void *provctx;
+ EVP_CIPHER *fetched_cipher;
+} /* EVP_CIPHER_CTX */ ;
+
+struct evp_mac_ctx_st {
+ const EVP_MAC *meth; /* Method structure */
+ void *data; /* Individual method data */
+} /* EVP_MAC_CTX */;
+
+struct evp_kdf_ctx_st {
+ const EVP_KDF *meth; /* Method structure */
+ EVP_KDF_IMPL *impl; /* Algorithm-specific data */
+} /* EVP_KDF_CTX */ ;
+
+struct evp_keyexch_st {
+ OSSL_PROVIDER *prov;
+ CRYPTO_REF_COUNT refcnt;
+ CRYPTO_RWLOCK *lock;
+
+ OSSL_OP_keyexch_newctx_fn *newctx;
+ OSSL_OP_keyexch_init_fn *init;
+ OSSL_OP_keyexch_set_peer_fn *set_peer;
+ OSSL_OP_keyexch_derive_fn *derive;
+ OSSL_OP_keyexch_freectx_fn *freectx;
+ OSSL_OP_keyexch_dupctx_fn *dupctx;
+ OSSL_OP_keyexch_set_params_fn *set_params;
+} /* EVP_KEYEXCH */;
+
+
+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);
+
+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;
+ unsigned int flags;
+};
+
+typedef struct evp_pbe_st EVP_PBE_CTL;
+DEFINE_STACK_OF(EVP_PBE_CTL)
+
+int is_partially_overlapping(const void *ptr1, const void *ptr2, int len);
+
+#include <openssl/ossl_typ.h>
+#include <openssl/core.h>
+
+void *evp_generic_fetch(OPENSSL_CTX *ctx, int operation_id,
+ const char *algorithm, const char *properties,
+ void *(*new_method)(const OSSL_DISPATCH *fns,
+ OSSL_PROVIDER *prov),
+ int (*up_ref_method)(void *),
+ void (*free_method)(void *));
+
+/* Helper functions to avoid duplicating code */