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Diffstat (limited to 'openssl-1.1.0h/crypto/evp/evp_locl.h')
-rw-r--r--openssl-1.1.0h/crypto/evp/evp_locl.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/evp/evp_locl.h b/openssl-1.1.0h/crypto/evp/evp_locl.h
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+/*
+ * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+/* EVP_MD_CTX related stuff */
+
+struct evp_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 */ ;
+
+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 */
+} /* EVP_CIPHER_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);
+
+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;
+};
+
+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);