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[gnulib.git] / lib / gc-pbkdf2-sha1.c

diff --git a/lib/gc-pbkdf2-sha1.c b/lib/gc-pbkdf2-sha1.c
index 0f5211b..d8d5c4d 100644 (file)
--- a/lib/gc-pbkdf2-sha1.c
+++ b/lib/gc-pbkdf2-sha1.c
@@ -32,9 +32,9 @@
    be filled with the derived data.  */
 Gc_rc
 gc_pbkdf2_sha1 (const char *P, size_t Plen,
-               const char *S, size_t Slen,
-               unsigned int c,
-               char *DK, size_t dkLen)
+                const char *S, size_t Slen,
+                unsigned int c,
+                char *DK, size_t dkLen)
 {
   unsigned int hLen = 20;
   char U[20];
@@ -71,28 +71,28 @@ gc_pbkdf2_sha1 (const char *P, size_t Plen,
       memset (T, 0, hLen);
 
       for (u = 1; u <= c; u++)
-       {
-         if (u == 1)
-           {
-             tmp[Slen + 0] = (i & 0xff000000) >> 24;
-             tmp[Slen + 1] = (i & 0x00ff0000) >> 16;
-             tmp[Slen + 2] = (i & 0x0000ff00) >> 8;
-             tmp[Slen + 3] = (i & 0x000000ff) >> 0;
-
-             rc = gc_hmac_sha1 (P, Plen, tmp, tmplen, U);
-           }
-         else
-           rc = gc_hmac_sha1 (P, Plen, U, hLen, U);
-
-         if (rc != GC_OK)
-           {
-             free (tmp);
-             return rc;
-           }
-
-         for (k = 0; k < hLen; k++)
-           T[k] ^= U[k];
-       }
+        {
+          if (u == 1)
+            {
+              tmp[Slen + 0] = (i & 0xff000000) >> 24;
+              tmp[Slen + 1] = (i & 0x00ff0000) >> 16;
+              tmp[Slen + 2] = (i & 0x0000ff00) >> 8;
+              tmp[Slen + 3] = (i & 0x000000ff) >> 0;
+
+              rc = gc_hmac_sha1 (P, Plen, tmp, tmplen, U);
+            }
+          else
+            rc = gc_hmac_sha1 (P, Plen, U, hLen, U);
+
+          if (rc != GC_OK)
+            {
+              free (tmp);
+              return rc;
+            }
+
+          for (k = 0; k < hLen; k++)
+            T[k] ^= U[k];
+        }
 
       memcpy (DK + (i - 1) * hLen, T, i == l ? r : hLen);
     }