[Xen-devel] [PATCH V2 2/9] libxl_json: Export json_object related function.

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

Export libxl__json_object_alloc and libxl__json_object_append_to to use them in
a later patch.

Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
 tools/libxl/libxl_internal.h |  8 ++++++++
 tools/libxl/libxl_json.c     | 34 +++++++++++++++++-----------------
 2 files changed, 25 insertions(+), 17 deletions(-)

diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index b6f54ba..3c2dcaa 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -1511,6 +1511,14 @@ static inline long long 
libxl__json_object_get_integer(const libxl__json_object
         return -1;
 }
 
+/* Objects allocated using this function must be free with
+ * libxl__json_object_free.
+ */
+_hidden libxl__json_object *libxl__json_object_alloc(libxl__gc *gc,
+                                                     libxl__json_node_type 
type);
+_hidden int libxl__json_object_append_to(libxl__gc *gc,
+                                         libxl__json_object *obj,
+                                         libxl__json_object *dst);
 _hidden libxl__json_object *libxl__json_array_get(const libxl__json_object *o,
                                                   int i);
 _hidden
diff --git a/tools/libxl/libxl_json.c b/tools/libxl/libxl_json.c
index 9c3dca2..0539865 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;
@@ -231,7 +231,7 @@ 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)
 {
@@ -388,9 +388,9 @@ static int json_callback_null(void *opaque)
 
     DEBUG_GEN(ctx, null);
 
-    obj = json_object_alloc(ctx->gc, JSON_NULL);
+    obj = libxl__json_object_alloc(ctx->gc, JSON_NULL);
 
-    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;
     }
@@ -405,10 +405,10 @@ static int json_callback_boolean(void *opaque, int 
boolean)
 
     DEBUG_GEN_VALUE(ctx, bool, boolean);
 
-    obj = json_object_alloc(ctx->gc,
-                            boolean ? JSON_TRUE : JSON_FALSE);
+    obj = libxl__json_object_alloc(ctx->gc,
+                                   boolean ? JSON_TRUE : JSON_FALSE);
 
-    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;
     }
@@ -441,7 +441,7 @@ static int json_callback_number(void *opaque, const char 
*s, libxl_yajl_length l
             goto error;
         }
 
-        obj = json_object_alloc(ctx->gc, JSON_DOUBLE);
+        obj = libxl__json_object_alloc(ctx->gc, JSON_DOUBLE);
         obj->u.d = d;
     } else {
         long long i = strtoll(s, NULL, 10);
@@ -450,14 +450,14 @@ static int json_callback_number(void *opaque, const char 
*s, libxl_yajl_length l
             goto error;
         }
 
-        obj = json_object_alloc(ctx->gc, JSON_INTEGER);
+        obj = libxl__json_object_alloc(ctx->gc, JSON_INTEGER);
         obj->u.i = i;
     }
     goto out;
 
 error:
     /* If the conversion fail, we just store the original string. */
-    obj = json_object_alloc(ctx->gc, JSON_NUMBER);
+    obj = libxl__json_object_alloc(ctx->gc, JSON_NUMBER);
 
     t = malloc(len + 1);
     if (t == NULL) {
@@ -471,7 +471,7 @@ 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;
     }
@@ -498,10 +498,10 @@ static int json_callback_string(void *opaque, const 
unsigned char *str,
     strncpy(t, (const char *) str, len);
     t[len] = 0;
 
-    obj = json_object_alloc(ctx->gc, JSON_STRING);
+    obj = libxl__json_object_alloc(ctx->gc, JSON_STRING);
     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;
     }
@@ -560,10 +560,10 @@ static int json_callback_start_map(void *opaque)
 
     DEBUG_GEN(ctx, map_open);
 
-    obj = json_object_alloc(ctx->gc, JSON_MAP);
+    obj = libxl__json_object_alloc(ctx->gc, JSON_MAP);
 
     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;
         }
@@ -601,10 +601,10 @@ static int json_callback_start_array(void *opaque)
 
     DEBUG_GEN(ctx, array_open);
 
-    obj = json_object_alloc(ctx->gc, JSON_ARRAY);
+    obj = libxl__json_object_alloc(ctx->gc, JSON_ARRAY);
 
     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;
         }
-- 
Anthony PERARD


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