more consistent disk API

3 files changed, 10 insertions, 8 deletions

diff --git a/src/util/disk.c b/src/util/disk.c
index 40d637ee3..b0c648b25 100644
--- a/src/util/disk.c
+++ b/src/util/disk.c
@@ -653,7 +653,7 @@ GNUNET_DISK_file_write (const struct GNUNET_DISK_FileHandle *h, const void *buff
  * @param buffer the data to write
  * @param n number of bytes to write
  * @param mode file permissions 
- * @return GNUNET_OK on success, GNUNET_SYSERR on error
+ * @return number of bytes written on success, GNUNET_SYSERR on error
  */
 ssize_t
 GNUNET_DISK_fn_write (const char * fn, const void *buffer,
@@ -661,7 +661,7 @@ GNUNET_DISK_fn_write (const char * fn, const void *buffer,
                       enum GNUNET_DISK_AccessPermissions mode)
 {
   struct GNUNET_DISK_FileHandle *fh;
-  int ret;
+  ssize_t ret;
 
   fh = GNUNET_DISK_file_open (fn, 
                               GNUNET_DISK_OPEN_WRITE 
@@ -669,9 +669,8 @@ GNUNET_DISK_fn_write (const char * fn, const void *buffer,
                               | GNUNET_DISK_OPEN_CREATE, mode);
   if (!fh)
     return GNUNET_SYSERR;
-  ret = (n == GNUNET_DISK_file_write (fh, buffer, n)) ? GNUNET_OK : GNUNET_SYSERR;
+  ret = GNUNET_DISK_file_write (fh, buffer, n);
   GNUNET_assert(GNUNET_OK == GNUNET_DISK_file_close(fh));
-
   return ret;
 }
 
diff --git a/src/util/pseudonym.c b/src/util/pseudonym.c
index 04a6a1f78..40165800b 100644
--- a/src/util/pseudonym.c
+++ b/src/util/pseudonym.c
@@ -209,8 +209,9 @@ write_pseudonym_info (const struct GNUNET_CONFIGURATION_Handle *cfg,
                                                         off + 1],
                                                    size,
                                                    GNUNET_CONTAINER_META_DATA_SERIALIZE_FULL));
-  GNUNET_DISK_fn_write (fn, buf, tag, GNUNET_DISK_PERM_USER_READ
-      | GNUNET_DISK_PERM_USER_WRITE | GNUNET_DISK_PERM_GROUP_READ);
+  GNUNET_break
+    (tag != GNUNET_DISK_fn_write (fn, buf, tag, GNUNET_DISK_PERM_USER_READ
+                                  | GNUNET_DISK_PERM_USER_WRITE | GNUNET_DISK_PERM_GROUP_READ));
   GNUNET_free (fn);
   GNUNET_free (buf);
   /* create entry for pseudonym name in names */
diff --git a/src/util/test_disk.c b/src/util/test_disk.c
index 705a24abf..8b485edc5 100644
--- a/src/util/test_disk.c
+++ b/src/util/test_disk.c
@@ -36,8 +36,10 @@ testReadWrite ()
   char tmp[100 + 1];
   int ret;
 
-  if (GNUNET_OK != GNUNET_DISK_fn_write (".testfile", TESTSTRING, strlen (
-      TESTSTRING), GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE))
+  if (strlen(TESTSTRING) != 
+      GNUNET_DISK_fn_write (".testfile", TESTSTRING, 
+                            strlen (TESTSTRING),
+                            GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE))
     return 1;
   if (GNUNET_OK != GNUNET_DISK_file_test (".testfile"))
     return 1;