Make EVP_ENCODE_CTX opaque

Reviewed-by: Rich Salz <rsalz@openssl.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/crypto/evp/evp_locl.h b/crypto/evp/evp_locl.h
index 918ff0a..89ac37e 100644
--- a/crypto/evp/evp_locl.h
+++ b/crypto/evp/evp_locl.h
@@ -279,3 +279,19 @@ 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;
+};