doc/man3: use the documented coding style in the example code

Adjust brace placement, whitespace after keywords, indentation and empty
lines after variable declarations according to
https://www.openssl.org/policies/codingstyle.html.

Indent literal sections by exactly one space.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1956)

1 files changed, 14 insertions, 12 deletions

diff --git a/doc/man3/BIO_f_md.pod b/doc/man3/BIO_f_md.pod
index dede0cc84c..3c8d4311ae 100644
--- a/doc/man3/BIO_f_md.pod
+++ b/doc/man3/BIO_f_md.pod
@@ -82,7 +82,8 @@ checking has been omitted for clarity.
  bio = BIO_new(BIO_s_null());
  mdtmp = BIO_new(BIO_f_md());
  BIO_set_md(mdtmp, EVP_sha1());
- /* For BIO_push() we want to append the sink BIO and keep a note of
+ /*
+  * For BIO_push() we want to append the sink BIO and keep a note of
   * the start of the chain.
   */
  bio = BIO_push(mdtmp, bio);
@@ -105,8 +106,8 @@ The next example digests data by reading through a chain instead:
  BIO_set_md(mdtmp, EVP_md5());
  bio = BIO_push(mdtmp, bio);
  do {
-        rdlen = BIO_read(bio, buf, sizeof(buf));
-        /* Might want to do something with the data here */
+     rdlen = BIO_read(bio, buf, sizeof(buf));
+     /* Might want to do something with the data here */
  } while (rdlen > 0);
 
 This next example retrieves the message digests from a BIO chain and
@@ -118,15 +119,16 @@ outputs them. This could be used with the examples above.
  int i;
  mdtmp = bio;   /* Assume bio has previously been set up */
  do {
-        EVP_MD *md;
-        mdtmp = BIO_find_type(mdtmp, BIO_TYPE_MD);
-        if (!mdtmp) break;
-        BIO_get_md(mdtmp, &md);
-        printf("%s digest", OBJ_nid2sn(EVP_MD_type(md)));
-        mdlen = BIO_gets(mdtmp, mdbuf, EVP_MAX_MD_SIZE);
-        for (i = 0; i < mdlen; i++) printf(":%02X", mdbuf[i]);
-        printf("\n");
-        mdtmp = BIO_next(mdtmp);
+     EVP_MD *md;
+     mdtmp = BIO_find_type(mdtmp, BIO_TYPE_MD);
+     if (!mdtmp)
+         break;
+     BIO_get_md(mdtmp, &md);
+     printf("%s digest", OBJ_nid2sn(EVP_MD_type(md)));
+     mdlen = BIO_gets(mdtmp, mdbuf, EVP_MAX_MD_SIZE);
+     for (i = 0; i < mdlen; i++) printf(":%02X", mdbuf[i]);
+     printf("\n");
+     mdtmp = BIO_next(mdtmp);
  } while (mdtmp);
 
  BIO_free_all(bio);