sync with OpenSSL:

1. mention three additional functions for stitched ciphers
from Steven Collison <steven at raycoll dot com>
via OpenSSL commit 209fac9f Mar 28 12:46:07 2017 -0700

2. fix wrong data type of an automatic variable in an example
from Paul Yang <paulyang dot inf at gmail dot com>
via OpenSSL commit 719b289d May 22 23:18:45 2017 +0800

3. fix memory leak in sample encryption code and check return value of fopen
from Greg Zaverucha <gregz at microsoft dot com>
via OpenSSL commit 519a5d1e Jun 27 17:38:25 2017 -0700

1 files changed, 14 insertions, 4 deletions

diff --git a/src/lib/libcrypto/man/EVP_EncryptInit.3 b/src/lib/libcrypto/man/EVP_EncryptInit.3
index c328edf4f6..478e80839e 100644
--- a/src/lib/libcrypto/man/EVP_EncryptInit.3
+++ b/src/lib/libcrypto/man/EVP_EncryptInit.3
@@ -1,5 +1,6 @@
-.\"     $OpenBSD: EVP_EncryptInit.3,v 1.5 2016/12/25 22:15:10 schwarze Exp $
-.\"     OpenSSL 5211e094 Nov 11 14:39:11 2014 -0800
+.\"     $OpenBSD: EVP_EncryptInit.3,v 1.6 2017/08/20 18:41:39 schwarze Exp $
+.\"     OpenSSL EVP_EncryptInit.pod 519a5d1e Jun 27 17:38:25 2017 -0700
+.\"     OpenSSL EVP_EncryptInit.pod 5211e094 Nov 11 14:39:11 2014 -0800
 .\"
 .\" This file was written by Dr. Stephen Henson <steve@openssl.org>.
 .\" Copyright (c) 2000-2002, 2005, 2012-2016 The OpenSSL Project.
@@ -49,7 +50,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 .\" OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: December 25 2016 $
+.Dd $Mdocdate: August 20 2017 $
 .Dt EVP_ENCRYPTINIT 3
 .Os
 .Sh NAME
@@ -113,6 +114,7 @@
 .Nm EVP_desx_cbc ,
 .Nm EVP_rc4 ,
 .Nm EVP_rc4_40 ,
+.Nm EVP_rc4_hmac_md5 ,
 .Nm EVP_idea_cbc ,
 .Nm EVP_idea_ecb ,
 .Nm EVP_idea_cfb ,
@@ -149,6 +151,8 @@
 .Nm EVP_aes_128_ccm ,
 .Nm EVP_aes_192_ccm ,
 .Nm EVP_aes_256_ccm ,
+.Nm EVP_aes_128_cbc_hmac_sha1 ,
+.Nm EVP_aes_256_cbc_hmac_sha1 ,
 .Nm EVP_rc5_32_12_16_cbc ,
 .Nm EVP_rc5_32_12_16_cfb ,
 .Nm EVP_rc5_32_12_16_ecb ,
@@ -1074,7 +1078,7 @@ do_crypt(char *outfile)
         unsigned char key[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
         unsigned char iv[] = {1,2,3,4,5,6,7,8};
         const char intext[] = "Some Crypto Text";
-        EVP_CIPHER_CTX ctx;
+        EVP_CIPHER_CTX *ctx;
         FILE *out;
         EVP_CIPHER_CTX_init(&ctx);
         EVP_EncryptInit_ex(&ctx, EVP_bf_cbc(), NULL, key, iv);
@@ -1082,6 +1086,7 @@ do_crypt(char *outfile)
         if (!EVP_EncryptUpdate(&ctx, outbuf, &outlen, intext,
             strlen(intext))) {
                 /* Error */
+                EVP_CIPHER_CTX_free(ctx);
                 return 0;
         }
         /*
@@ -1090,6 +1095,7 @@ do_crypt(char *outfile)
          */
         if (!EVP_EncryptFinal_ex(&ctx, outbuf + outlen, &tmplen)) {
                 /* Error */
+                EVP_CIPHER_CTX_free(ctx);
                 return 0;
         }
         outlen += tmplen;
@@ -1101,6 +1107,10 @@ do_crypt(char *outfile)
          * NULs.
          */
         out = fopen(outfile, "wb");
+        if (out == NULL) {
+                /* Error */
+                return 0;
+        }
         fwrite(outbuf, 1, outlen, out);
         fclose(out);
         return 1;