Change xenbus_transaction fake pointer into an opaque type.

Signed-off-by: Vincent Hanquez <vincent@xensource.com>

1 files changed, 12 insertions, 12 deletions

diff --git a/tools/xenstore/xs.c b/tools/xenstore/xs.c
index b8d9e23e7c..3ecb462ea3 100644
--- a/tools/xenstore/xs.c
+++ b/tools/xenstore/xs.c
@@ -292,7 +292,7 @@ static void *read_reply(
 }
 
 /* Send message to xs, get malloc'ed reply.  NULL and set errno on error. */
-static void *xs_talkv(struct xs_handle *h, struct xs_transaction_handle *t,
+static void *xs_talkv(struct xs_handle *h, xs_transaction_handle t,
 		      enum xsd_sockmsg_type type,
 		      const struct iovec *iovec,
 		      unsigned int num_vecs,
@@ -368,7 +368,7 @@ static void free_no_errno(void *p)
 }
 
 /* Simplified version of xs_talkv: single message. */
-static void *xs_single(struct xs_handle *h, struct xs_transaction_handle *t,
+static void *xs_single(struct xs_handle *h, xs_transaction_handle t,
 		       enum xsd_sockmsg_type type,
 		       const char *string,
 		       unsigned int *len)
@@ -388,7 +388,7 @@ static bool xs_bool(char *reply)
 	return true;
 }
 
-char **xs_directory(struct xs_handle *h, struct xs_transaction_handle *t,
+char **xs_directory(struct xs_handle *h, xs_transaction_handle t,
 		    const char *path, unsigned int *num)
 {
 	char *strings, *p, **ret;
@@ -420,7 +420,7 @@ char **xs_directory(struct xs_handle *h, struct xs_transaction_handle *t,
  * Returns a malloced value: call free() on it after use.
  * len indicates length in bytes, not including the nul.
  */
-void *xs_read(struct xs_handle *h, struct xs_transaction_handle *t,
+void *xs_read(struct xs_handle *h, xs_transaction_handle t,
 	      const char *path, unsigned int *len)
 {
 	return xs_single(h, t, XS_READ, path, len);
@@ -429,7 +429,7 @@ void *xs_read(struct xs_handle *h, struct xs_transaction_handle *t,
 /* Write the value of a single file.
  * Returns false on failure.
  */
-bool xs_write(struct xs_handle *h, struct xs_transaction_handle *t,
+bool xs_write(struct xs_handle *h, xs_transaction_handle t,
 	      const char *path, const void *data, unsigned int len)
 {
 	struct iovec iovec[2];
@@ -446,7 +446,7 @@ bool xs_write(struct xs_handle *h, struct xs_transaction_handle *t,
 /* Create a new directory.
  * Returns false on failure, or success if it already exists.
  */
-bool xs_mkdir(struct xs_handle *h, struct xs_transaction_handle *t,
+bool xs_mkdir(struct xs_handle *h, xs_transaction_handle t,
 	      const char *path)
 {
 	return xs_bool(xs_single(h, t, XS_MKDIR, path, NULL));
@@ -455,7 +455,7 @@ bool xs_mkdir(struct xs_handle *h, struct xs_transaction_handle *t,
 /* Destroy a file or directory (directories must be empty).
  * Returns false on failure, or success if it doesn't exist.
  */
-bool xs_rm(struct xs_handle *h, struct xs_transaction_handle *t,
+bool xs_rm(struct xs_handle *h, xs_transaction_handle t,
 	   const char *path)
 {
 	return xs_bool(xs_single(h, t, XS_RM, path, NULL));
@@ -465,7 +465,7 @@ bool xs_rm(struct xs_handle *h, struct xs_transaction_handle *t,
  * Returns malloced array, or NULL: call free() after use.
  */
 struct xs_permissions *xs_get_permissions(struct xs_handle *h,
-					  struct xs_transaction_handle *t,
+					  xs_transaction_handle t,
 					  const char *path, unsigned int *num)
 {
 	char *strings;
@@ -499,7 +499,7 @@ struct xs_permissions *xs_get_permissions(struct xs_handle *h,
  * Returns false on failure.
  */
 bool xs_set_permissions(struct xs_handle *h,
-			struct xs_transaction_handle *t,
+			xs_transaction_handle t,
 			const char *path,
 			struct xs_permissions *perms,
 			unsigned int num_perms)
@@ -636,7 +636,7 @@ bool xs_unwatch(struct xs_handle *h, const char *path, const char *token)
  * You can only have one transaction at any time.
  * Returns NULL on failure.
  */
-struct xs_transaction_handle *xs_transaction_start(struct xs_handle *h)
+xs_transaction_handle xs_transaction_start(struct xs_handle *h)
 {
 	char *id_str;
 	unsigned long id;
@@ -648,7 +648,7 @@ struct xs_transaction_handle *xs_transaction_start(struct xs_handle *h)
 	id = strtoul(id_str, NULL, 0);
 	free(id_str);
 
-	return (struct xs_transaction_handle *)id;
+	return (xs_transaction_handle)id;
 }
 
 /* End a transaction.
@@ -656,7 +656,7 @@ struct xs_transaction_handle *xs_transaction_start(struct xs_handle *h)
  * Returns false on failure, which indicates an error: transactions will
  * not fail spuriously.
  */
-bool xs_transaction_end(struct xs_handle *h, struct xs_transaction_handle *t,
+bool xs_transaction_end(struct xs_handle *h, xs_transaction_handle t,
 			bool abort)
 {
 	char abortstr[2];