[Xen-changelog] [xen stable-4.2] libxl_json: Export json_object related function.

[patchbot@xxxxxxx]

commit 8228e758cf7cd970eabee5cf097df213b9ce3a20
Author:     Alex Bligh <alex@xxxxxxxxxxx>
AuthorDate: Tue Feb 19 15:25:11 2013 +0000
Commit:     Alex Bligh <alex@xxxxxxxxxxx>
CommitDate: Tue Feb 19 15:25:11 2013 +0000

    libxl_json: Export json_object related function.
    
    Export libxl__json_object_alloc and libxl__json_object_append_to to
    use them in a later patch.
    
    Backported from xen-unstable patch:
    : User Anthony PERARD <anthony.perard@xxxxxxxxxx>
    : Date 1349693129 -3600
    : Node ID c9b80c7f8db1a5d26906a2298c481bf7e87fda94
    : Parent  93e3e6a33e0a1ec9f92fc575334caa35e6dbc757
    Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
    Committed-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
---
 tools/libxl/libxl_internal.h |   14 ++++++++++++--
 tools/libxl/libxl_json.c     |   32 ++++++++++++++++----------------
 2 files changed, 28 insertions(+), 18 deletions(-)

diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index a135cd7..2959527 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -1512,6 +1512,15 @@ static inline long long 
libxl__json_object_get_integer(const libxl__json_object
         return -1;
 }
 
+/*
+ * NOGC can be used with those json_object functions, but the
+ * libxl__json_object* will need to be freed with libxl__json_object_free.
+ */
+_hidden libxl__json_object *libxl__json_object_alloc(libxl__gc *gc_opt,
+                                                     libxl__json_node_type 
type);
+_hidden int libxl__json_object_append_to(libxl__gc *gc_opt,
+                                         libxl__json_object *obj,
+                                         libxl__json_object *dst);
 _hidden libxl__json_object *libxl__json_array_get(const libxl__json_object *o,
                                                   int i);
 _hidden
@@ -1520,9 +1529,10 @@ libxl__json_map_node *libxl__json_map_node_get(const 
libxl__json_object *o,
 _hidden const libxl__json_object *libxl__json_map_get(const char *key,
                                           const libxl__json_object *o,
                                           libxl__json_node_type expected_type);
-_hidden void libxl__json_object_free(libxl__gc *gc, libxl__json_object *obj);
+_hidden void libxl__json_object_free(libxl__gc *gc_opt,
+                                     libxl__json_object *obj);
 
-_hidden libxl__json_object *libxl__json_parse(libxl__gc *gc, const char *s);
+_hidden libxl__json_object *libxl__json_parse(libxl__gc *gc_opt, const char 
*s);
 
   /* Based on /local/domain/$domid/dm-version xenstore key
    * default is qemu xen traditional */
diff --git a/tools/libxl/libxl_json.c b/tools/libxl/libxl_json.c
index caa8312..0b0cf2f 100644
--- a/tools/libxl/libxl_json.c
+++ b/tools/libxl/libxl_json.c
@@ -205,7 +205,7 @@ yajl_gen_status libxl__string_gen_json(yajl_gen hand,
  * libxl__json_object helper functions
  */
 
-static libxl__json_object *json_object_alloc(libxl__gc *gc,
+libxl__json_object *libxl__json_object_alloc(libxl__gc *gc,
                                              libxl__json_node_type type)
 {
     libxl__json_object *obj;
@@ -236,7 +236,7 @@ static libxl__json_object *json_object_alloc(libxl__gc *gc,
     return obj;
 }
 
-static int json_object_append_to(libxl__gc *gc,
+int libxl__json_object_append_to(libxl__gc *gc,
                                  libxl__json_object *obj,
                                  libxl__json_object *dst)
 {
@@ -393,10 +393,10 @@ static int json_callback_null(void *opaque)
 
     DEBUG_GEN(ctx, null);
 
-    if ((obj = json_object_alloc(ctx->gc, JSON_NULL)) == NULL)
+    if ((obj = libxl__json_object_alloc(ctx->gc, JSON_NULL)) == NULL)
         return 0;
 
-    if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+    if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
         libxl__json_object_free(ctx->gc, obj);
         return 0;
     }
@@ -411,11 +411,11 @@ static int json_callback_boolean(void *opaque, int 
boolean)
 
     DEBUG_GEN_VALUE(ctx, bool, boolean);
 
-    if ((obj = json_object_alloc(ctx->gc,
+    if ((obj = libxl__json_object_alloc(ctx->gc,
                                  boolean ? JSON_TRUE : JSON_FALSE)) == NULL)
         return 0;
 
-    if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+    if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
         libxl__json_object_free(ctx->gc, obj);
         return 0;
     }
@@ -448,7 +448,7 @@ static int json_callback_number(void *opaque, const char 
*s, libxl_yajl_length l
             goto error;
         }
 
-        if ((obj = json_object_alloc(ctx->gc, JSON_DOUBLE)) == NULL)
+        if ((obj = libxl__json_object_alloc(ctx->gc, JSON_DOUBLE)) == NULL)
             return 0;
         obj->u.d = d;
     } else {
@@ -458,7 +458,7 @@ static int json_callback_number(void *opaque, const char 
*s, libxl_yajl_length l
             goto error;
         }
 
-        if ((obj = json_object_alloc(ctx->gc, JSON_INTEGER)) == NULL)
+        if ((obj = libxl__json_object_alloc(ctx->gc, JSON_INTEGER)) == NULL)
             return 0;
         obj->u.i = i;
     }
@@ -466,7 +466,7 @@ static int json_callback_number(void *opaque, const char 
*s, libxl_yajl_length l
 
 error:
     /* If the conversion fail, we just store the original string. */
-    if ((obj = json_object_alloc(ctx->gc, JSON_NUMBER)) == NULL)
+    if ((obj = libxl__json_object_alloc(ctx->gc, JSON_NUMBER)) == NULL)
         return 0;
 
     t = malloc(len + 1);
@@ -481,7 +481,7 @@ error:
     obj->u.string = t;
 
 out:
-    if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+    if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
         libxl__json_object_free(ctx->gc, obj);
         return 0;
     }
@@ -508,13 +508,13 @@ static int json_callback_string(void *opaque, const 
unsigned char *str,
     strncpy(t, (const char *) str, len);
     t[len] = 0;
 
-    if ((obj = json_object_alloc(ctx->gc, JSON_STRING)) == NULL) {
+    if ((obj = libxl__json_object_alloc(ctx->gc, JSON_STRING)) == NULL) {
         free(t);
         return 0;
     }
     obj->u.string = t;
 
-    if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+    if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
         libxl__json_object_free(ctx->gc, obj);
         return 0;
     }
@@ -573,11 +573,11 @@ static int json_callback_start_map(void *opaque)
 
     DEBUG_GEN(ctx, map_open);
 
-    if ((obj = json_object_alloc(ctx->gc, JSON_MAP)) == NULL)
+    if ((obj = libxl__json_object_alloc(ctx->gc, JSON_MAP)) == NULL)
         return 0;
 
     if (ctx->current) {
-        if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+        if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
             libxl__json_object_free(ctx->gc, obj);
             return 0;
         }
@@ -615,11 +615,11 @@ static int json_callback_start_array(void *opaque)
 
     DEBUG_GEN(ctx, array_open);
 
-    if ((obj = json_object_alloc(ctx->gc, JSON_ARRAY)) == NULL)
+    if ((obj = libxl__json_object_alloc(ctx->gc, JSON_ARRAY)) == NULL)
         return 0;
 
     if (ctx->current) {
-        if (json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
+        if (libxl__json_object_append_to(ctx->gc, obj, ctx->current) == -1) {
             libxl__json_object_free(ctx->gc, obj);
             return 0;
         }
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.2

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