From 25264131e266c50fe521a448016251fef8b23273 Mon Sep 17 00:00:00 2001
From: Steve Holme <steve_holme@hotmail.com>
Date: Wed, 5 Nov 2014 13:58:24 +0000
Subject: http_digest: Moved clean-up function into SASL module

---
 lib/curl_sasl.c   | 23 +++++++++++++++++++++++
 lib/curl_sasl.h   |  3 +++
 lib/http_digest.c | 23 +++--------------------
 3 files changed, 29 insertions(+), 20 deletions(-)

diff --git a/lib/curl_sasl.c b/lib/curl_sasl.c
index 3bf973d95..ebb8d8153 100644
--- a/lib/curl_sasl.c
+++ b/lib/curl_sasl.c
@@ -582,6 +582,29 @@ CURLcode Curl_sasl_create_digest_md5_message(struct SessionHandle *data,
 }
 #endif  /* !USE_WINDOWS_SSPI */
 
+/*
+ * Curl_sasl_digest_cleanup()
+ *
+ * This is used to clean up the digest specific data.
+ *
+ * Parameters:
+ *
+ * digest    [in/out] - The digest data struct being cleaned up.
+ *
+ */
+void Curl_sasl_digest_cleanup(struct digestdata *digest)
+{
+  Curl_safefree(digest->nonce);
+  Curl_safefree(digest->cnonce);
+  Curl_safefree(digest->realm);
+  Curl_safefree(digest->opaque);
+  Curl_safefree(digest->qop);
+  Curl_safefree(digest->algorithm);
+
+  digest->nc = 0;
+  digest->algo = CURLDIGESTALGO_MD5; /* default algorithm */
+  digest->stale = FALSE; /* default means normal, not stale */
+}
 #endif  /* CURL_DISABLE_CRYPTO_AUTH */
 
 #ifdef USE_NTLM
diff --git a/lib/curl_sasl.h b/lib/curl_sasl.h
index 3576d4199..8fcce320f 100644
--- a/lib/curl_sasl.h
+++ b/lib/curl_sasl.h
@@ -104,6 +104,9 @@ CURLcode Curl_sasl_create_digest_md5_message(struct SessionHandle *data,
                                              const char *passwdp,
                                              const char *service,
                                              char **outptr, size_t *outlen);
+
+/* This is used to clean up the digest specific data */
+void Curl_sasl_digest_cleanup(struct digestdata *digest);
 #endif
 
 #ifdef USE_NTLM
diff --git a/lib/http_digest.c b/lib/http_digest.c
index 1d42769c5..d2dbfe59b 100644
--- a/lib/http_digest.c
+++ b/lib/http_digest.c
@@ -45,8 +45,6 @@
 #define MAX_VALUE_LENGTH 256
 #define MAX_CONTENT_LENGTH 1024
 
-static void digest_cleanup_one(struct digestdata *dig);
-
 /*
  * Return 0 on success and then the buffers are filled in fine.
  *
@@ -150,7 +148,7 @@ CURLcode Curl_input_digest(struct connectdata *conn,
       before = TRUE;
 
     /* clear off any former leftovers and init to defaults */
-    digest_cleanup_one(d);
+    Curl_sasl_digest_cleanup(d);
 
     for(;;) {
       char value[MAX_VALUE_LENGTH];
@@ -579,25 +577,10 @@ CURLcode Curl_output_digest(struct connectdata *conn,
   return CURLE_OK;
 }
 
-static void digest_cleanup_one(struct digestdata *d)
-{
-  Curl_safefree(d->nonce);
-  Curl_safefree(d->cnonce);
-  Curl_safefree(d->realm);
-  Curl_safefree(d->opaque);
-  Curl_safefree(d->qop);
-  Curl_safefree(d->algorithm);
-
-  d->nc = 0;
-  d->algo = CURLDIGESTALGO_MD5; /* default algorithm */
-  d->stale = FALSE; /* default means normal, not stale */
-}
-
-
 void Curl_digest_cleanup(struct SessionHandle *data)
 {
-  digest_cleanup_one(&data->state.digest);
-  digest_cleanup_one(&data->state.proxydigest);
+  Curl_sasl_digest_cleanup(&data->state.digest);
+  Curl_sasl_digest_cleanup(&data->state.proxydigest);
 }
 
 #endif
-- 
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