From 9a8a50776c627eebc56111094be9205580d01491 Mon Sep 17 00:00:00 2001
From: John Kohl <jtkohl@mit.edu>
Date: Tue, 1 May 1990 17:07:11 +0000
Subject: [PATCH] fix openclose stuff

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@650 dc483132-0cff-0310-8789-dd5450dbe970
---
 src/lib/krb5/ccache/file/fcc_init.c   |  7 ++++---
 src/lib/krb5/ccache/file/fcc_nseq.c   |  5 +++--
 src/lib/krb5/ccache/file/fcc_sflags.c | 25 ++++++++++++++++++++++---
 src/lib/krb5/ccache/file/fcc_sseq.c   |  5 +++--
 src/lib/krb5/ccache/file/fcc_store.c  | 11 ++++++-----
 5 files changed, 38 insertions(+), 15 deletions(-)

diff --git a/src/lib/krb5/ccache/file/fcc_init.c b/src/lib/krb5/ccache/file/fcc_init.c
index a135378d5..71ee8cea2 100644
--- a/src/lib/krb5/ccache/file/fcc_init.c
+++ b/src/lib/krb5/ccache/file/fcc_init.c
@@ -11,7 +11,7 @@
  */
 
 #if !defined(lint) && !defined(SABER)
-static char fcc_resolve_c[] = "$Id$";
+static char fcc_init_c[] = "$Id$";
 #endif /* !lint && !SABER */
 
 #include <krb5/copyright.h>
@@ -49,9 +49,10 @@ krb5_fcc_initialize(id, princ)
 
      krb5_fcc_store_principal(id, princ);
 
-     if (OPENCLOSE(id))
+     if (OPENCLOSE(id)) {
 	  close(((krb5_fcc_data *) id->data)->fd);
-
+	  ((krb5_fcc_data *) id->data)->fd = -1;
+     }
      return KRB5_OK;
 }
 
diff --git a/src/lib/krb5/ccache/file/fcc_nseq.c b/src/lib/krb5/ccache/file/fcc_nseq.c
index 4ed792d4d..a6dc1b7f4 100644
--- a/src/lib/krb5/ccache/file/fcc_nseq.c
+++ b/src/lib/krb5/ccache/file/fcc_nseq.c
@@ -84,9 +84,10 @@ krb5_fcc_next_cred(id, cursor, creds)
      fcursor->pos = tell(((krb5_fcc_data *) id->data)->fd);
      cursor = (krb5_cc_cursor *) fcursor;
 
-     if (OPENCLOSE(id))
+     if (OPENCLOSE(id)) {
 	  close(((krb5_fcc_data *) id->data)->fd);
-
+	  ((krb5_fcc_data *) id->data)->fd = -1;
+     }
 lose:
      
      return kret;
diff --git a/src/lib/krb5/ccache/file/fcc_sflags.c b/src/lib/krb5/ccache/file/fcc_sflags.c
index 3fea711c9..f27d7b9a5 100644
--- a/src/lib/krb5/ccache/file/fcc_sflags.c
+++ b/src/lib/krb5/ccache/file/fcc_sflags.c
@@ -34,8 +34,27 @@ krb5_fcc_set_flags(id, flags)
    krb5_ccache id;
    krb5_flags flags;
 {
-     /* XXX This should check for illegal combinations, if any.. */
-     ((krb5_fcc_data *) id->data)->flags = flags;
-     return KRB5_OK;
+    krb5_error_code ret;
+
+    /* XXX This should check for illegal combinations, if any.. */
+    if (flags & KRB5_TC_OPENCLOSE) {
+	/* asking to turn on OPENCLOSE mode */
+	if (!OPENCLOSE(id)) {
+	    (void) close(((krb5_fcc_data *) id->data)->fd);
+	    ((krb5_fcc_data *) id->data)->fd = -1;
+	}
+    } else {
+	/* asking to turn off OPENCLOSE mode, meaning it must be
+	   left open.  We open if it's not yet open */
+	if (OPENCLOSE(id)) {
+	    ret = open(((krb5_fcc_data *) id->data)->filename, O_RDONLY, 0);
+	    if (ret < 0)
+		return errno;
+	    ((krb5_fcc_data *) id->data)->fd = ret;
+	}
+    }
+
+    ((krb5_fcc_data *) id->data)->flags = flags;
+    return KRB5_OK;
 }
 
diff --git a/src/lib/krb5/ccache/file/fcc_sseq.c b/src/lib/krb5/ccache/file/fcc_sseq.c
index 1fd1d0498..e0850596c 100644
--- a/src/lib/krb5/ccache/file/fcc_sseq.c
+++ b/src/lib/krb5/ccache/file/fcc_sseq.c
@@ -57,8 +57,9 @@ krb5_fcc_start_seq_get(id, cursor)
      fcursor->pos = tell(((krb5_fcc_data *) id->data)->fd);
      *cursor = (krb5_cc_cursor) fcursor;
 
-     if (OPENCLOSE(id))
+     if (OPENCLOSE(id)) {
 	  close(((krb5_fcc_data *) id->data)->fd);
-
+	  ((krb5_fcc_data *) id->data)->fd = -1;
+     }
      return KRB5_OK;
 }
diff --git a/src/lib/krb5/ccache/file/fcc_store.c b/src/lib/krb5/ccache/file/fcc_store.c
index a98a3f9ed..6562b543b 100644
--- a/src/lib/krb5/ccache/file/fcc_store.c
+++ b/src/lib/krb5/ccache/file/fcc_store.c
@@ -41,11 +41,11 @@ krb5_fcc_store(id, creds)
 
      /* Make sure we are writing to the end of the file */
      if (OPENCLOSE(id)) {
-	  ((krb5_fcc_data *) id->data)->fd = open(((krb5_fcc_data *) id->data)
-						  ->filename,
-						  O_RDWR | O_APPEND, 0);
+	  ret = open(((krb5_fcc_data *) id->data)->filename,
+		     O_RDWR | O_APPEND, 0);
 	  if (((krb5_fcc_data *) id->data)->fd < 0)
 	       return errno;
+	  ((krb5_fcc_data *) id->data)->fd = ret;
      }
 
      ret = lseek(((krb5_fcc_data *) id->data)->fd, 0, L_XTND);
@@ -71,9 +71,10 @@ krb5_fcc_store(id, creds)
 
 lose:
           
-     if (OPENCLOSE(id))
+     if (OPENCLOSE(id)) {
 	  close(((krb5_fcc_data *) id->data)->fd);
-
+	  ((krb5_fcc_data *) id->data)->fd = -1;
+     }
      return ret;
 #undef TCHECK
 }
-- 
2.26.2